//----------------------------------------------------------------------------------------------
/// Paint the overlay
void PeakOverlayMultiCross::paintEvent(QPaintEvent * /*event*/)
{
for(size_t i = 0; i < m_viewablePeaks.size(); ++i)
{
if(m_viewablePeaks[i]) // Only draw those peaks that are viewable.
{
auto drawObject = m_physicalPeaks[i]->draw(height(), width());
const int xOriginWindows = m_plot->transform( QwtPlot::xBottom, drawObject.peakOrigin.X() );
const int yOriginWindows = m_plot->transform( QwtPlot::yLeft, drawObject.peakOrigin.Y() );
QPainter painter(this);
painter.setRenderHint( QPainter::Antialiasing );
QPen pen(m_peakColour);
pen.setWidth(drawObject.peakLineWidth);
painter.setPen( pen );
pen.setStyle(Qt::SolidLine);
painter.setOpacity(drawObject.peakOpacityAtDistance); //Set the pre-calculated opacity
const int halfCrossHeight = drawObject.peakHalfCrossHeight;
const int halfCrossWidth = drawObject.peakHalfCrossWidth;
QPoint bottomL(xOriginWindows - halfCrossWidth, yOriginWindows - halfCrossHeight);
QPoint bottomR(xOriginWindows + halfCrossWidth, yOriginWindows - halfCrossHeight);
QPoint topL(xOriginWindows - halfCrossWidth, yOriginWindows + halfCrossHeight);
QPoint topR(xOriginWindows + halfCrossWidth, yOriginWindows + halfCrossHeight);
painter.drawLine(bottomL, topR);
painter.drawLine(bottomR, topL);
}
}
}
void wavesScene::drawBackground(){
ofMesh mesh;
mesh.setMode(OF_PRIMITIVE_TRIANGLE_STRIP);
ofColor colTop = bgColorTop;
ofColor colMiddle = bgColorMid;
ofColor colBottom = bgColorBot;
float pct = cos(ofGetFrameNum()/bgColorSpeed)*0.5 + 0.5;
colTop.setHueAngle( bgColorTop.get().getHueAngle() + pct*bgColorRange );
colMiddle.setHueAngle(bgColorMid.get().getHueAngle() + pct*bgColorRange );
colBottom.setHueAngle(bgColorBot.get().getHueAngle() + pct*bgColorRange );
ofVec2f topL(RM->getRectForScreen(SCREEN_LEFT).x, RM->getRectForScreen(SCREEN_TOP).y);
ofVec2f topR(RM->getRectForScreen(SCREEN_RIGHT).getRight(), RM->getRectForScreen(SCREEN_TOP).y);
ofVec2f midL(RM->getRectForScreen(SCREEN_LEFT).x, RM->getRectForScreen(SCREEN_LEFT).y + bgGradOffset * sf);
ofVec2f midR(RM->getRectForScreen(SCREEN_RIGHT).getRight(), RM->getRectForScreen(SCREEN_LEFT).y + bgGradOffset * sf);
ofVec2f botL(RM->getRectForScreen(SCREEN_LEFT).getBottomLeft());
ofVec2f botR(RM->getRectForScreen(SCREEN_RIGHT).getBottomRight());
mesh.addVertex(topL);
mesh.addColor(colTop);
mesh.addVertex(topR);
mesh.addColor(colTop);
mesh.addVertex(midL);
mesh.addColor(colMiddle);
mesh.addVertex(midR);
mesh.addColor(colMiddle);
mesh.addVertex(botL);
mesh.addColor(colBottom);
mesh.addVertex(botR);
mesh.addColor(colBottom);
mesh.draw();
}
