/*
====================
Color::averageValues
Averages the provided colors and returns the result
====================
*/
Color Color::averageValues(Color* colors, int numValues) {
Color result = ColorBlack();
for(int i = 0; i < numValues; i++) {
result = result + colors[i];
}
double divNum = 1.f/numValues;
result = result * divNum;
return result;
}
void acCustomGraphicsScene::drawBackground(QPainter *painter, const QRectF &rect)
{
// color Black
QColor ColorBlack(0, 0, 0);
// color White
QColor ColorWhite(255, 255, 255);
// Draw a line grid
if (m_gridenabled != eCustomGraphicsScene_Grids::None)
{
painter->setPen(Qt::white);
// Start point for Horizonal steps
qreal startH = 0;
//Start point for Virtical steps
qreal startV = 0;
switch (m_gridenabled)
{
case eCustomGraphicsScene_Grids::Block:
{
QImage image(":/CompressonatorGUI/Images/GridSolid.png");
QBrush brush(image);
painter->fillRect(rect, brush);
break;
}
case eCustomGraphicsScene_Grids::Lines:
{
// First fill the BackGround as black
painter->fillRect(rect, ColorBlack);
// draw horizontal grid lines
painter->setPen(QPen(ColorWhite));
for (qreal y = startH; y < rect.bottom();)
{
y += m_gridStep;
painter->drawLine(rect.left(), y, rect.right(), y);
}
// draw virtical grid lines
for (qreal x = startV; x < rect.right();)
{
x += m_gridStep;
painter->drawLine(x, rect.top(), x, rect.bottom());
}
break;
}
case eCustomGraphicsScene_Grids::Dots:
{
// First fill the BackGround as black
painter->fillRect(rect, ColorBlack);
// draw points
painter->setPen(QPen(ColorWhite));
for (qreal y = startH; y < rect.bottom();)
{
y += m_gridStep;
// draw virtical grid lines
for (qreal x = startV; x < rect.right();)
{
x += m_gridStep;
painter->drawPoint(x, y);
}
}
break;
}
default:
{
painter->fillRect(rect, ColorBlack);
break;
}
}
}
else
painter->fillRect(rect, ColorBlack);
}
