prymula/com: DPF-Prymula-audioplugins/dpf/dgl/src/Cairo.cpp annotate

annotate DPF-Prymula-audioplugins/dpf/dgl/src/Cairo.cpp @ 6:542e305f23f4

arkanoid-trix-debian-dir

author	prymula <prymula76@outlook.com>
date	Wed, 31 Jan 2024 20:40:57 +0100
parents	84e66ea83026
children

rev	line source
3 84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	1 /*
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	2 * DISTRHO Plugin Framework (DPF)
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	3 * Copyright (C) 2012-2022 Filipe Coelho <falktx@falktx.com>
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	4 * Copyright (C) 2019-2021 Jean Pierre Cimalando <jp-dev@inbox.ru>
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	5 *
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	6 * Permission to use, copy, modify, and/or distribute this software for any purpose with
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	7 * or without fee is hereby granted, provided that the above copyright notice and this
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	8 * permission notice appear in all copies.
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	9 *
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	10 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES WITH REGARD
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	11 * TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS. IN
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	12 * NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	13 * DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	14 * IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	15 * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	16 */
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	17
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	18 #ifdef _MSC_VER
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	19 // instantiated template classes whose methods are defined elsewhere
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	20 # pragma warning(disable:4661)
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	21 #endif
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	22
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	23 #include "../Cairo.hpp"
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	24 #include "../Color.hpp"
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	25 #include "../ImageBaseWidgets.hpp"
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	26
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	27 #include "SubWidgetPrivateData.hpp"
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	28 #include "TopLevelWidgetPrivateData.hpp"
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	29 #include "WidgetPrivateData.hpp"
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	30 #include "WindowPrivateData.hpp"
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	31
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	32 // templated classes
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	33 #include "ImageBaseWidgets.cpp"
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	34
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	35 START_NAMESPACE_DGL
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	36
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	37 // -----------------------------------------------------------------------
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	38
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	39 static void notImplemented(const char* const name)
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	40 {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	41 d_stderr2("cairo function not implemented: %s", name);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	42 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	43
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	44 // -----------------------------------------------------------------------
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	45 // Color
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	46
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	47 void Color::setFor(const GraphicsContext& context, const bool includeAlpha)
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	48 {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	49 cairo_t* const handle = ((const CairoGraphicsContext&)context).handle;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	50
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	51 if (includeAlpha)
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	52 cairo_set_source_rgba(handle, red, green, blue, alpha);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	53 else
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	54 cairo_set_source_rgb(handle, red, green, blue);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	55 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	56
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	57 // -----------------------------------------------------------------------
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	58 // Line
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	59
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	60 template<typename T>
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	61 void Line<T>::draw(const GraphicsContext& context, const T width)
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	62 {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	63 DISTRHO_SAFE_ASSERT_RETURN(posStart != posEnd,);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	64 DISTRHO_SAFE_ASSERT_RETURN(width != 0,);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	65
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	66 cairo_t* const handle = ((const CairoGraphicsContext&)context).handle;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	67
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	68 cairo_set_line_width(handle, width);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	69 cairo_move_to(handle, posStart.getX(), posStart.getY());
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	70 cairo_line_to(handle, posEnd.getX(), posEnd.getY());
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	71 cairo_stroke(handle);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	72 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	73
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	74 template<typename T>
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	75 void Line<T>::draw()
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	76 {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	77 notImplemented("Line::draw");
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	78 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	79
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	80 template class Line<double>;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	81 template class Line<float>;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	82 template class Line<int>;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	83 template class Line<uint>;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	84 template class Line<short>;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	85 template class Line<ushort>;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	86
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	87 // -----------------------------------------------------------------------
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	88 // Circle
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	89
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	90 template<typename T>
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	91 static void drawCircle(cairo_t* const handle,
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	92 const Point<T>& pos,
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	93 const uint numSegments,
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	94 const float size,
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	95 const float sin,
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	96 const float cos,
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	97 const bool outline)
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	98 {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	99 DISTRHO_SAFE_ASSERT_RETURN(numSegments >= 3 && size > 0.0f,);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	100
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	101 const T origx = pos.getX();
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	102 const T origy = pos.getY();
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	103 double t, x = size, y = 0.0;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	104
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	105 // TODO use arc
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	106 /*
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	107 cairo_arc(handle, origx, origy, size, sin, cos);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	108 */
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	109
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	110 cairo_move_to(handle, x + origx, y + origy);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	111
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	112 for (uint i=1; i<numSegments; ++i)
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	113 {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	114 cairo_line_to(handle, x + origx, y + origy);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	115
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	116 t = x;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	117 x = cos * x - sin * y;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	118 y = sin * t + cos * y;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	119 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	120
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	121 cairo_line_to(handle, x + origx, y + origy);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	122
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	123 if (outline)
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	124 cairo_stroke(handle);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	125 else
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	126 cairo_fill(handle);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	127 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	128
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	129 template<typename T>
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	130 void Circle<T>::draw(const GraphicsContext& context)
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	131 {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	132 cairo_t* const handle = ((const CairoGraphicsContext&)context).handle;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	133
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	134 drawCircle<T>(handle, fPos, fNumSegments, fSize, fSin, fCos, false);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	135 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	136
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	137 template<typename T>
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	138 void Circle<T>::drawOutline(const GraphicsContext& context, const T lineWidth)
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	139 {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	140 DISTRHO_SAFE_ASSERT_RETURN(lineWidth != 0,);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	141
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	142 cairo_t* const handle = ((const CairoGraphicsContext&)context).handle;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	143
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	144 cairo_set_line_width(handle, lineWidth);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	145 drawCircle<T>(handle, fPos, fNumSegments, fSize, fSin, fCos, true);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	146 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	147
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	148 template<typename T>
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	149 void Circle<T>::draw()
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	150 {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	151 notImplemented("Circle::draw");
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	152 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	153
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	154 template<typename T>
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	155 void Circle<T>::drawOutline()
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	156 {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	157 notImplemented("Circle::drawOutline");
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	158 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	159
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	160 template class Circle<double>;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	161 template class Circle<float>;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	162 template class Circle<int>;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	163 template class Circle<uint>;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	164 template class Circle<short>;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	165 template class Circle<ushort>;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	166
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	167 // -----------------------------------------------------------------------
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	168 // Triangle
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	169
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	170 template<typename T>
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	171 static void drawTriangle(cairo_t* const handle,
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	172 const Point<T>& pos1,
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	173 const Point<T>& pos2,
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	174 const Point<T>& pos3,
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	175 const bool outline)
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	176 {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	177 DISTRHO_SAFE_ASSERT_RETURN(pos1 != pos2 && pos1 != pos3,);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	178
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	179 cairo_move_to(handle, pos1.getX(), pos1.getY());
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	180 cairo_line_to(handle, pos2.getX(), pos2.getY());
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	181 cairo_line_to(handle, pos3.getX(), pos3.getY());
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	182 cairo_line_to(handle, pos1.getX(), pos1.getY());
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	183
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	184 if (outline)
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	185 cairo_stroke(handle);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	186 else
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	187 cairo_fill(handle);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	188 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	189
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	190 template<typename T>
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	191 void Triangle<T>::draw(const GraphicsContext& context)
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	192 {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	193 cairo_t* const handle = ((const CairoGraphicsContext&)context).handle;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	194
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	195 drawTriangle<T>(handle, pos1, pos2, pos3, false);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	196 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	197
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	198 template<typename T>
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	199 void Triangle<T>::drawOutline(const GraphicsContext& context, const T lineWidth)
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	200 {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	201 DISTRHO_SAFE_ASSERT_RETURN(lineWidth != 0,);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	202
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	203 cairo_t* const handle = ((const CairoGraphicsContext&)context).handle;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	204
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	205 cairo_set_line_width(handle, lineWidth);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	206 drawTriangle<T>(handle, pos1, pos2, pos3, true);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	207 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	208
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	209 template<typename T>
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	210 void Triangle<T>::draw()
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	211 {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	212 notImplemented("Triangle::draw");
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	213 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	214
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	215 template<typename T>
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	216 void Triangle<T>::drawOutline()
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	217 {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	218 notImplemented("Triangle::drawOutline");
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	219 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	220
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	221 template class Triangle<double>;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	222 template class Triangle<float>;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	223 template class Triangle<int>;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	224 template class Triangle<uint>;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	225 template class Triangle<short>;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	226 template class Triangle<ushort>;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	227
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	228 // -----------------------------------------------------------------------
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	229 // Rectangle
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	230
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	231 template<typename T>
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	232 static void drawRectangle(cairo_t* const handle, const Rectangle<T>& rect, const bool outline)
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	233 {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	234 cairo_rectangle(handle, rect.getX(), rect.getY(), rect.getWidth(), rect.getHeight());
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	235
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	236 if (outline)
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	237 cairo_stroke(handle);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	238 else
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	239 cairo_fill(handle);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	240 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	241
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	242 template<typename T>
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	243 void Rectangle<T>::draw(const GraphicsContext& context)
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	244 {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	245 DISTRHO_SAFE_ASSERT_RETURN(isValid(),);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	246
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	247 cairo_t* const handle = ((const CairoGraphicsContext&)context).handle;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	248
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	249 drawRectangle(handle, *this, false);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	250 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	251
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	252 template<typename T>
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	253 void Rectangle<T>::drawOutline(const GraphicsContext& context, const T lineWidth)
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	254 {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	255 DISTRHO_SAFE_ASSERT_RETURN(isValid(),);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	256 DISTRHO_SAFE_ASSERT_RETURN(lineWidth != 0,);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	257
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	258 cairo_t* const handle = ((const CairoGraphicsContext&)context).handle;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	259
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	260 cairo_set_line_width(handle, lineWidth);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	261 drawRectangle(handle, *this, true);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	262 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	263
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	264 template<typename T>
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	265 void Rectangle<T>::draw()
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	266 {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	267 notImplemented("Rectangle::draw");
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	268 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	269
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	270 template<typename T>
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	271 void Rectangle<T>::drawOutline()
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	272 {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	273 notImplemented("Rectangle::drawOutline");
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	274 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	275
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	276 template class Rectangle<double>;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	277 template class Rectangle<float>;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	278 template class Rectangle<int>;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	279 template class Rectangle<uint>;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	280 template class Rectangle<short>;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	281 template class Rectangle<ushort>;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	282
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	283 // -----------------------------------------------------------------------
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	284 // CairoImage
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	285
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	286 static cairo_format_t asCairoImageFormat(const ImageFormat format) noexcept
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	287 {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	288 switch (format)
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	289 {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	290 case kImageFormatNull:
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	291 break;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	292 case kImageFormatGrayscale:
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	293 return CAIRO_FORMAT_A8;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	294 case kImageFormatBGR:
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	295 case kImageFormatRGB:
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	296 return CAIRO_FORMAT_RGB24;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	297 case kImageFormatBGRA:
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	298 case kImageFormatRGBA:
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	299 return CAIRO_FORMAT_ARGB32;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	300 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	301
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	302 return CAIRO_FORMAT_INVALID;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	303 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	304
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	305 /*
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	306 static ImageFormat asCairoImageFormat(const cairo_format_t format) noexcept
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	307 {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	308 switch (format)
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	309 {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	310 case CAIRO_FORMAT_INVALID:
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	311 break;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	312 case CAIRO_FORMAT_ARGB32:
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	313 break;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	314 case CAIRO_FORMAT_RGB24:
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	315 break;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	316 case CAIRO_FORMAT_A8:
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	317 break;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	318 case CAIRO_FORMAT_A1:
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	319 break;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	320 case CAIRO_FORMAT_RGB16_565:
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	321 break;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	322 case CAIRO_FORMAT_RGB30:
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	323 break;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	324 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	325
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	326 return kImageFormatNull;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	327 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	328 */
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	329
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	330 CairoImage::CairoImage()
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	331 : ImageBase(),
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	332 surface(nullptr),
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	333 surfacedata(nullptr),
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	334 datarefcount(nullptr) {}
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	335
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	336 CairoImage::CairoImage(const char* const rdata, const uint w, const uint h, const ImageFormat fmt)
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	337 : ImageBase(rdata, w, h, fmt),
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	338 surface(nullptr),
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	339 surfacedata(nullptr),
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	340 datarefcount(nullptr)
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	341 {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	342 loadFromMemory(rdata, w, h, fmt);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	343 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	344
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	345 CairoImage::CairoImage(const char* const rdata, const Size<uint>& s, const ImageFormat fmt)
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	346 : ImageBase(rdata, s, fmt),
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	347 surface(nullptr),
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	348 surfacedata(nullptr),
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	349 datarefcount(nullptr)
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	350 {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	351 loadFromMemory(rdata, s, fmt);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	352 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	353
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	354 CairoImage::CairoImage(const CairoImage& image)
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	355 : ImageBase(image.rawData, image.size, image.format),
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	356 surface(cairo_surface_reference(image.surface)),
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	357 surfacedata(image.surfacedata),
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	358 datarefcount(image.datarefcount)
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	359 {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	360 if (datarefcount != nullptr)
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	361 ++(*datarefcount);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	362 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	363
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	364 CairoImage::~CairoImage()
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	365 {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	366 cairo_surface_destroy(surface);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	367
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	368 if (datarefcount != nullptr && --(*datarefcount) == 0)
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	369 {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	370 std::free(surfacedata);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	371 std::free(datarefcount);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	372 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	373 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	374
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	375 void CairoImage::loadFromMemory(const char* const rdata, const Size<uint>& s, const ImageFormat fmt) noexcept
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	376 {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	377 const cairo_format_t cairoformat = asCairoImageFormat(fmt);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	378 const int width = static_cast<int>(s.getWidth());
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	379 const int height = static_cast<int>(s.getHeight());
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	380 const int stride = cairo_format_stride_for_width(cairoformat, width);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	381
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	382 uchar* const newdata = (uchar)std::malloc(static_cast<size_t>(width height * stride * 4));
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	383 DISTRHO_SAFE_ASSERT_RETURN(newdata != nullptr,);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	384
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	385 cairo_surface_t* const newsurface = cairo_image_surface_create_for_data(newdata, cairoformat, width, height, stride);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	386 DISTRHO_SAFE_ASSERT_RETURN(newsurface != nullptr,);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	387 DISTRHO_SAFE_ASSERT_RETURN(static_cast<int>(s.getWidth()) == cairo_image_surface_get_width(newsurface),);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	388 DISTRHO_SAFE_ASSERT_RETURN(static_cast<int>(s.getHeight()) == cairo_image_surface_get_height(newsurface),);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	389
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	390 cairo_surface_destroy(surface);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	391
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	392 if (datarefcount != nullptr && --(*datarefcount) == 0)
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	393 std::free(surfacedata);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	394 else
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	395 datarefcount = (int)malloc(sizeof(datarefcount));
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	396
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	397 surface = newsurface;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	398 surfacedata = newdata;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	399 *datarefcount = 1;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	400
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	401 switch (fmt)
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	402 {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	403 case kImageFormatNull:
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	404 break;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	405 case kImageFormatGrayscale:
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	406 // Grayscale to A8
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	407 // TODO
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	408 break;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	409 case kImageFormatBGR:
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	410 // BGR8 to CAIRO_FORMAT_RGB24
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	411 for (int h = 0; h < height; ++h)
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	412 {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	413 for (int w = 0; w < width; ++w)
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	414 {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	415 newdata[hwidth4+w4+0] = static_cast<uchar>(rdata[hwidth3+w3+0]);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	416 newdata[hwidth4+w4+1] = static_cast<uchar>(rdata[hwidth3+w3+1]);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	417 newdata[hwidth4+w4+2] = static_cast<uchar>(rdata[hwidth3+w3+2]);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	418 newdata[hwidth4+w*4+3] = 0;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	419 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	420 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	421 break;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	422 case kImageFormatBGRA:
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	423 // BGRA8 to CAIRO_FORMAT_ARGB32
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	424 // FIXME something is wrong here...
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	425 for (int h = 0, t; h < height; ++h)
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	426 {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	427 for (int w = 0; w < width; ++w)
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	428 {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	429 if ((t = rdata[hwidth4+w*4+3]) != 0)
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	430 {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	431 newdata[hwidth4+w4+0] = static_cast<uchar>(rdata[hwidth4+w4+0]);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	432 newdata[hwidth4+w4+1] = static_cast<uchar>(rdata[hwidth4+w4+1]);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	433 newdata[hwidth4+w4+2] = static_cast<uchar>(rdata[hwidth4+w4+2]);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	434 newdata[hwidth4+w*4+3] = static_cast<uchar>(t);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	435 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	436 else
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	437 {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	438 // make all pixels zero, cairo does not render full transparency otherwise
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	439 memset(&newdata[hwidth4+w*4], 0, 4);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	440 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	441 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	442 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	443 break;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	444 case kImageFormatRGB:
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	445 // RGB8 to CAIRO_FORMAT_RGB24
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	446 // TODO
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	447 break;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	448 case kImageFormatRGBA:
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	449 // RGBA8 to CAIRO_FORMAT_ARGB32
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	450 // TODO
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	451 break;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	452 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	453
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	454 ImageBase::loadFromMemory(rdata, s, fmt);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	455 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	456
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	457 // const GraphicsContext& context
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	458 void CairoImage::loadFromPNG(const char* const pngData, const uint pngSize) noexcept
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	459 {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	460 struct PngReaderData
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	461 {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	462 const char* dataPtr;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	463 uint sizeLeft;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	464
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	465 static cairo_status_t read(void* const closure, uchar* const data, const uint length) noexcept
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	466 {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	467 PngReaderData& readerData = reinterpret_cast<PngReaderData>(closure);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	468
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	469 if (readerData.sizeLeft < length)
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	470 return CAIRO_STATUS_READ_ERROR;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	471
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	472 std::memcpy(data, readerData.dataPtr, length);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	473 readerData.dataPtr += length;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	474 readerData.sizeLeft -= length;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	475 return CAIRO_STATUS_SUCCESS;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	476 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	477 };
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	478
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	479 PngReaderData readerData;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	480 readerData.dataPtr = pngData;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	481 readerData.sizeLeft = pngSize;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	482
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	483 cairo_surface_t* const newsurface = cairo_image_surface_create_from_png_stream(PngReaderData::read, &readerData);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	484 DISTRHO_SAFE_ASSERT_RETURN(newsurface != nullptr,);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	485
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	486 const int newwidth = cairo_image_surface_get_width(newsurface);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	487 const int newheight = cairo_image_surface_get_height(newsurface);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	488 DISTRHO_SAFE_ASSERT_INT_RETURN(newwidth > 0, newwidth,);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	489 DISTRHO_SAFE_ASSERT_INT_RETURN(newheight > 0, newheight,);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	490
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	491 cairo_surface_destroy(surface);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	492
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	493 if (datarefcount != nullptr && --(*datarefcount) == 0)
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	494 std::free(surfacedata);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	495 else
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	496 datarefcount = (int)malloc(sizeof(datarefcount));
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	497
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	498 surface = newsurface;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	499 surfacedata = nullptr; // cairo_image_surface_get_data(newsurface);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	500 *datarefcount = 1;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	501
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	502 rawData = nullptr;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	503 format = kImageFormatNull; // asCairoImageFormat(cairo_image_surface_get_format(newsurface));
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	504 size = Size<uint>(static_cast<uint>(newwidth), static_cast<uint>(newheight));
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	505 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	506
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	507 void CairoImage::drawAt(const GraphicsContext& context, const Point<int>& pos)
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	508 {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	509 if (surface == nullptr)
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	510 return;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	511
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	512 cairo_t* const handle = ((const CairoGraphicsContext&)context).handle;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	513
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	514 cairo_set_source_surface(handle, surface, pos.getX(), pos.getY());
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	515 cairo_paint(handle);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	516 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	517
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	518 CairoImage& CairoImage::operator=(const CairoImage& image) noexcept
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	519 {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	520 cairo_surface_t* newsurface = cairo_surface_reference(image.surface);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	521 cairo_surface_destroy(surface);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	522
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	523 if (datarefcount != nullptr && --(*datarefcount) == 0)
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	524 {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	525 std::free(surfacedata);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	526 std::free(datarefcount);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	527 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	528
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	529 surface = newsurface;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	530 rawData = image.rawData;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	531 size = image.size;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	532 format = image.format;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	533 surfacedata = image.surfacedata;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	534 datarefcount = image.datarefcount;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	535
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	536 if (datarefcount != nullptr)
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	537 ++(*datarefcount);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	538
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	539 return *this;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	540 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	541
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	542 // -----------------------------------------------------------------------
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	543 // CairoSubWidget
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	544
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	545 template <>
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	546 CairoBaseWidget<SubWidget>::CairoBaseWidget(Widget* const parent)
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	547 : SubWidget(parent) {}
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	548
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	549 template class CairoBaseWidget<SubWidget>;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	550
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	551 // -----------------------------------------------------------------------
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	552 // CairoTopLevelWidget
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	553
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	554 template <>
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	555 CairoBaseWidget<TopLevelWidget>::CairoBaseWidget(Window& windowToMapTo)
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	556 : TopLevelWidget(windowToMapTo) {}
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	557
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	558 template class CairoBaseWidget<TopLevelWidget>;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	559
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	560 // -----------------------------------------------------------------------
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	561 // CairoStandaloneWindow
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	562
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	563 template <>
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	564 CairoBaseWidget<StandaloneWindow>::CairoBaseWidget(Application& app)
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	565 : StandaloneWindow(app) {}
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	566
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	567 template <>
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	568 CairoBaseWidget<StandaloneWindow>::CairoBaseWidget(Application& app, Window& parentWindow)
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	569 : StandaloneWindow(app, parentWindow) {}
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	570
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	571 template class CairoBaseWidget<StandaloneWindow>;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	572
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	573 // -----------------------------------------------------------------------
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	574 // ImageBaseAboutWindow
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	575
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	576 #if 0
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	577 template <>
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	578 void ImageBaseAboutWindow<CairoImage>::onDisplay()
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	579 {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	580 img.draw(getGraphicsContext());
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	581 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	582 #endif
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	583
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	584 template class ImageBaseAboutWindow<CairoImage>;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	585
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	586 // -----------------------------------------------------------------------
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	587 // ImageBaseButton
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	588
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	589 template class ImageBaseButton<CairoImage>;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	590
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	591 // -----------------------------------------------------------------------
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	592 // ImageBaseKnob
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	593
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	594 template <>
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	595 void ImageBaseKnob<CairoImage>::PrivateData::init()
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	596 {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	597 alwaysRepaint = true;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	598 cairoSurface = nullptr;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	599 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	600
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	601 template <>
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	602 void ImageBaseKnob<CairoImage>::PrivateData::cleanup()
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	603 {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	604 cairo_surface_destroy((cairo_surface_t*)cairoSurface);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	605 cairoSurface = nullptr;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	606 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	607
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	608 /**
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	609 Get the pixel size in bytes.
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	610 @return pixel size, or 0 if the format is unknown, or pixels are not aligned to bytes.
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	611 */
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	612 static int getBytesPerPixel(const cairo_format_t format) noexcept
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	613 {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	614 switch (format)
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	615 {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	616 case CAIRO_FORMAT_ARGB32:
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	617 case CAIRO_FORMAT_RGB24:
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	618 case CAIRO_FORMAT_RGB30:
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	619 return 4;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	620 case CAIRO_FORMAT_RGB16_565:
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	621 return 2;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	622 case CAIRO_FORMAT_A8:
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	623 return 1;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	624 case CAIRO_FORMAT_A1:
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	625 return 0;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	626 default:
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	627 DISTRHO_SAFE_ASSERT(false);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	628 return 0;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	629 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	630 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	631
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	632 static cairo_surface_t* getRegion(cairo_surface_t* origsurface, int x, int y, int width, int height) noexcept
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	633 {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	634 const cairo_format_t format = cairo_image_surface_get_format(origsurface);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	635 const int bpp = getBytesPerPixel(format);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	636
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	637 if (bpp == 0)
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	638 return nullptr;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	639
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	640 const int fullWidth = cairo_image_surface_get_width(origsurface);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	641 const int fullHeight = cairo_image_surface_get_height(origsurface);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	642 const int stride = cairo_image_surface_get_stride(origsurface);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	643 uchar* const fullData = cairo_image_surface_get_data(origsurface);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	644
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	645 x = (x < fullWidth) ? x : fullWidth;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	646 y = (y < fullHeight) ? y : fullHeight;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	647 width = (x + width < fullWidth) ? width : (fullWidth - x);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	648 height = (x + height < fullHeight) ? height : (fullHeight - x);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	649
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	650 uchar* const data = fullData + (x * bpp + y * stride);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	651 return cairo_image_surface_create_for_data(data, format, width, height, stride);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	652 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	653
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	654 template <>
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	655 void ImageBaseKnob<CairoImage>::onDisplay()
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	656 {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	657 const GraphicsContext& context(getGraphicsContext());
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	658 cairo_t* const handle = ((const CairoGraphicsContext&)context).handle;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	659 const double normValue = getNormalizedValue();
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	660
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	661 cairo_surface_t* surface = (cairo_surface_t*)pData->cairoSurface;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	662
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	663 if (! pData->isReady)
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	664 {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	665 const int layerW = static_cast<int>(pData->imgLayerWidth);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	666 const int layerH = static_cast<int>(pData->imgLayerHeight);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	667 int layerNum = 0;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	668
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	669 if (pData->rotationAngle == 0)
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	670 layerNum = static_cast<int>(normValue * static_cast<double>(pData->imgLayerCount - 1) + 0.5);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	671
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	672 const int layerX = pData->isImgVertical ? 0 : layerNum * layerW;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	673 const int layerY = !pData->isImgVertical ? 0 : layerNum * layerH;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	674
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	675 cairo_surface_t* newsurface;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	676
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	677 if (pData->rotationAngle == 0)
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	678 {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	679 newsurface = getRegion(pData->image.getSurface(), layerX, layerY, layerW, layerH);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	680 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	681 else
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	682 {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	683 newsurface = cairo_image_surface_create(CAIRO_FORMAT_ARGB32, layerW, layerH);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	684 cairo_t* const cr = cairo_create(newsurface);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	685 cairo_translate(cr, 0.5 * layerW, 0.5 * layerH);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	686 cairo_rotate(cr, normValue * pData->rotationAngle * (M_PI / 180));
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	687 cairo_set_source_surface(cr, pData->image.getSurface(), -0.5 * layerW, -0.5 * layerH);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	688 cairo_paint(cr);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	689 cairo_destroy(cr);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	690 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	691
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	692 DISTRHO_SAFE_ASSERT_RETURN(newsurface != nullptr,);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	693
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	694 cairo_surface_destroy(surface);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	695 pData->cairoSurface = surface = newsurface;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	696 pData->isReady = true;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	697 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	698
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	699 if (surface != nullptr)
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	700 {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	701 cairo_set_source_surface(handle, surface, 0, 0);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	702 cairo_paint(handle);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	703 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	704 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	705
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	706 template class ImageBaseKnob<CairoImage>;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	707
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	708 // -----------------------------------------------------------------------
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	709 // ImageBaseSlider
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	710
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	711 template class ImageBaseSlider<CairoImage>;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	712
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	713 // -----------------------------------------------------------------------
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	714 // ImageBaseSwitch
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	715
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	716 template class ImageBaseSwitch<CairoImage>;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	717
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	718 // -----------------------------------------------------------------------
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	719
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	720 void SubWidget::PrivateData::display(const uint width, const uint height, const double autoScaleFactor)
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	721 {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	722 cairo_t* const handle = static_cast<const CairoGraphicsContext&>(self->getGraphicsContext()).handle;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	723
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	724 bool needsResetClip = false;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	725
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	726 cairo_matrix_t matrix;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	727 cairo_get_matrix(handle, &matrix);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	728
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	729 if (needsViewportScaling)
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	730 {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	731 // limit viewport to widget bounds
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	732 // NOTE only used for nanovg for now, which is not relevant here
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	733 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	734 else if (needsFullViewportForDrawing \|\| (absolutePos.isZero() && self->getSize() == Size<uint>(width, height)))
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	735 {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	736 // full viewport size
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	737 cairo_translate(handle, 0, 0);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	738 cairo_scale(handle, autoScaleFactor, autoScaleFactor);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	739 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	740 else
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	741 {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	742 // set viewport pos
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	743 cairo_translate(handle, absolutePos.getX() * autoScaleFactor, absolutePos.getY() * autoScaleFactor);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	744
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	745 // then cut the outer bounds
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	746 cairo_rectangle(handle,
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	747 0,
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	748 0,
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	749 std::round(self->getWidth() * autoScaleFactor),
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	750 std::round(self->getHeight() * autoScaleFactor));
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	751
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	752 cairo_clip(handle);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	753 needsResetClip = true;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	754
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	755 // set viewport scaling
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	756 cairo_scale(handle, autoScaleFactor, autoScaleFactor);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	757 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	758
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	759 // display widget
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	760 self->onDisplay();
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	761
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	762 if (needsResetClip)
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	763 cairo_reset_clip(handle);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	764
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	765 cairo_set_matrix(handle, &matrix);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	766
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	767 selfw->pData->displaySubWidgets(width, height, autoScaleFactor);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	768 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	769
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	770 // -----------------------------------------------------------------------
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	771
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	772 void TopLevelWidget::PrivateData::display()
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	773 {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	774 if (! selfw->pData->visible)
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	775 return;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	776
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	777 cairo_t* const handle = static_cast<const CairoGraphicsContext&>(self->getGraphicsContext()).handle;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	778
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	779 const Size<uint> size(window.getSize());
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	780 const uint width = size.getWidth();
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	781 const uint height = size.getHeight();
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	782
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	783 const double autoScaleFactor = window.pData->autoScaleFactor;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	784
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	785 cairo_matrix_t matrix;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	786 cairo_get_matrix(handle, &matrix);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	787
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	788 // full viewport size
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	789 if (window.pData->autoScaling)
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	790 {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	791 cairo_translate(handle, 0, 0);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	792 cairo_scale(handle, autoScaleFactor, autoScaleFactor);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	793 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	794 else
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	795 {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	796 cairo_translate(handle, 0, 0);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	797 cairo_scale(handle, 1.0, 1.0);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	798 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	799
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	800 // main widget drawing
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	801 self->onDisplay();
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	802
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	803 cairo_set_matrix(handle, &matrix);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	804
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	805 // now draw subwidgets if there are any
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	806 selfw->pData->displaySubWidgets(width, height, autoScaleFactor);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	807 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	808
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	809 // -----------------------------------------------------------------------
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	810
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	811 void Window::PrivateData::renderToPicture(const char*, const GraphicsContext&, uint, uint)
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	812 {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	813 notImplemented("Window::PrivateData::renderToPicture");
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	814 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	815
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	816 // -----------------------------------------------------------------------
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	817
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	818 const GraphicsContext& Window::PrivateData::getGraphicsContext() const noexcept
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	819 {
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	820 GraphicsContext& context((GraphicsContext&)graphicsContext);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	821 ((CairoGraphicsContext&)context).handle = (cairo_t*)puglGetContext(view);
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	822 return context;
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	823 }
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	824
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	825 // -----------------------------------------------------------------------
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	826
84e66ea83026 DPF-Prymula-audioplugins-0.231015-2 prymula <prymula76@outlook.com> parents: diff changeset	827 END_NAMESPACE_DGL

Mercurial > hg > pub > prymula > com

annotate DPF-Prymula-audioplugins/dpf/dgl/src/Cairo.cpp @ 6:542e305f23f4