void ColorTableCreator::undo()
{
if (brushStrokes.empty())
return;
BrushStroke reverseStroke = brushStrokes.back().invert();
paintStroke(reverseStroke);
brushStrokes.pop_back();
}
void xsCanvasContext::stroke()
{
xsGraphics *gc = xsGetSystemGc();
paintStroke(gc);
xsRect clientRect;
if(xsGetClientRect(&clientRect))
{
xsFlushScreen(clientRect.left, clientRect.top, clientRect.right, clientRect.bottom);
}
}
void
EraserTool::mouseReleaseEvent(QMouseEvent *event, PaintCanvas *canvas) {
if(!canvas->isPainting())
return;
if(event->button() == Qt::LeftButton) {
mEndPoint = event->posF();
strokeEnd();
canvas->setEditImage(mImageCopy);
QImage strokeImage = paintStroke(canvas);
canvas->setIsPainting(false);
canvas->setFrameImage(strokeImage);
}
}
void ColorTableCreator::canvasClicked(int x, int y, int brushSize, bool leftClick)
{
BrushStroke brushStroke(x, y, (image::Color::ColorID) currentColor, brushSize, leftClick);
brushStrokes.push_back(brushStroke);
paintStroke(brushStroke);
}
