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)
{
	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);
}

/**
 * Blend the color with the back color
 */
QColor ColorCache::blendBackground(QColor color)
{
	// adapt contrast
	return Rainbow::mix(m_back, color, m_bias);
}

void ColorCache::recolorAll()
{
	auto iter = m_colors.begin();
	while(iter != m_colors.end())
	{
		iter->front = blend(iter->original);
		iter->back = blendBackground(iter->original);
	}
}