Project structure refactoring

src/GUI/palette.cpp

@@ -0,0 +1,45 @@
+#include "palette.h"
+
+Palette::Palette(const QColor &color, qreal shift)
+{
+	_h = 0; _s = 0; _v = 0; _a = 1.0;
+
+	setColor(color);
+	setShift(shift);
+
+	_state = _h;
+}
+
+void Palette::setColor(const QColor &color)
+{
+	if (color.isValid())
+		color.getHsvF(&_h, &_s, &_v, &_a);
+}
+
+void Palette::setShift(qreal shift)
+{
+	if (shift >= 0 && shift <= 1.0)
+		_shift = shift;
+}
+
+QColor Palette::nextColor()
+{
+	QColor ret = QColor::fromHsvF(_state, _s, _v, _a);
+
+	_state += _shift;
+	_state -= (int) _state;
+
+	return ret;
+}
+
+void Palette::reset()
+{
+	_state = _h;
+}
+
+QDebug operator<<(QDebug dbg, const Palette &palette)
+{
+	dbg.nospace() << "Palette(" << palette.color() << ", " << palette.shift()
+	  << ")";
+	return dbg.space();
+}