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27 lines
675 B
C++
27 lines
675 B
C++
#include "Colors.h"
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/**
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* Blend the color with the front color, adapting to the back color
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*/
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QColor Color::blend(QColor front, QColor back, QColor color, uchar ratio)
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{
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Q_ASSERT(front.isValid());
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Q_ASSERT(back.isValid());
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if (Rainbow::luma(front) > Rainbow::luma(back))
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{
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// for dark color schemes, produce a fitting color first
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color = Rainbow::tint(front, color, 0.5);
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}
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// adapt contrast
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return Rainbow::mix(front, color, float(ratio) / float(0xff));
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}
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/**
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* Blend the color with the back color
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*/
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QColor Color::blendBackground(QColor back, QColor color, uchar ratio)
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{
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// adapt contrast
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return Rainbow::mix(back, color, float(ratio) / float(0xff));
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}
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