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annotate DPF-Prymula-audioplugins/dpf/dgl/src/ImageBase.cpp @ 3:84e66ea83026

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DPF-Prymula-audioplugins-0.231015-2
author prymula <prymula76@outlook.com>
date Mon, 16 Oct 2023 21:53:34 +0200
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3
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1 /*
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2 * DISTRHO Plugin Framework (DPF)
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3 * Copyright (C) 2012-2021 Filipe Coelho <falktx@falktx.com>
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4 *
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5 * Permission to use, copy, modify, and/or distribute this software for any purpose with
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6 * or without fee is hereby granted, provided that the above copyright notice and this
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7 * permission notice appear in all copies.
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8 *
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9 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES WITH REGARD
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10 * TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS. IN
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11 * NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL
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12 * DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER
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13 * IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
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14 * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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15 */
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16
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17 #include "../ImageBase.hpp"
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18
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19 START_NAMESPACE_DGL
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20
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21 // --------------------------------------------------------------------------------------------------------------------
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22 // protected constructors
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23
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24 ImageBase::ImageBase()
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25 : rawData(nullptr),
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26 size(0, 0),
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27 format(kImageFormatNull) {}
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28
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29 ImageBase::ImageBase(const char* const rdata, const uint width, const uint height, const ImageFormat fmt)
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30 : rawData(rdata),
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31 size(width, height),
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32 format(fmt) {}
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33
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34 ImageBase::ImageBase(const char* const rdata, const Size<uint>& s, const ImageFormat fmt)
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35 : rawData(rdata),
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36 size(s),
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37 format(fmt) {}
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38
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39 ImageBase::ImageBase(const ImageBase& image)
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40 : rawData(image.rawData),
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41 size(image.size),
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42 format(image.format) {}
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43
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44 // --------------------------------------------------------------------------------------------------------------------
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45 // public methods
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46
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47 ImageBase::~ImageBase() {}
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48
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49 bool ImageBase::isValid() const noexcept
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50 {
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51 return (rawData != nullptr && size.isValid());
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52 }
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53
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54 bool ImageBase::isInvalid() const noexcept
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55 {
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56 return (rawData == nullptr || size.isInvalid());
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57 }
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58
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59 uint ImageBase::getWidth() const noexcept
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60 {
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61 return size.getWidth();
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62 }
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63
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64 uint ImageBase::getHeight() const noexcept
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65 {
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66 return size.getHeight();
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67 }
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68
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69 const Size<uint>& ImageBase::getSize() const noexcept
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70 {
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71 return size;
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72 }
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73
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74 const char* ImageBase::getRawData() const noexcept
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75 {
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76 return rawData;
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77 }
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78
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79 ImageFormat ImageBase::getFormat() const noexcept
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80 {
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81 return format;
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82 }
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83
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84 void ImageBase::loadFromMemory(const char* const rdata,
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85 const uint width,
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86 const uint height,
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87 const ImageFormat fmt) noexcept
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88 {
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89 loadFromMemory(rdata, Size<uint>(width, height), fmt);
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90 }
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91
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92 void ImageBase::loadFromMemory(const char* const rdata, const Size<uint>& s, const ImageFormat fmt) noexcept
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93 {
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94 rawData = rdata;
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95 size = s;
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96 format = fmt;
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97 }
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98
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99 void ImageBase::draw(const GraphicsContext& context)
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100 {
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101 drawAt(context, Point<int>(0, 0));
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102 }
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103
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104 void ImageBase::drawAt(const GraphicsContext& context, const int x, const int y)
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105 {
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106 drawAt(context, Point<int>(x, y));
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107 }
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108
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109 // --------------------------------------------------------------------------------------------------------------------
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110 // public operators
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111
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112 ImageBase& ImageBase::operator=(const ImageBase& image) noexcept
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113 {
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114 rawData = image.rawData;
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115 size = image.size;
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116 format = image.format;
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117 return *this;
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118 }
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119
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120 bool ImageBase::operator==(const ImageBase& image) const noexcept
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121 {
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122 return (rawData == image.rawData && size == image.size && format == image.format);
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123 }
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124
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125 bool ImageBase::operator!=(const ImageBase& image) const noexcept
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126 {
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127 return !operator==(image);
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128 }
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129
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130 // --------------------------------------------------------------------------------------------------------------------
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131
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132 END_NAMESPACE_DGL