pollymc/application/ColorCache.cpp

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#include "ColorCache.h"
/**
* Blend the color with the front color, adapting to the back color
*/
QColor ColorCache::blend(QColor color)
{
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if (Rainbow::luma(m_front) > Rainbow::luma(m_back))
{
// for dark color schemes, produce a fitting color first
color = Rainbow::tint(m_front, color, 0.5);
}
// adapt contrast
return Rainbow::mix(m_front, color, m_bias);
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}
/**
* Blend the color with the back color
*/
QColor ColorCache::blendBackground(QColor color)
{
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// adapt contrast
return Rainbow::mix(m_back, color, m_bias);
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}
void ColorCache::recolorAll()
{
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auto iter = m_colors.begin();
while(iter != m_colors.end())
{
iter->front = blend(iter->original);
iter->back = blendBackground(iter->original);
}
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}