void KoPatternBackground::paint(QPainter &painter, const KoViewConverter &converter, KoShapePaintingContext &/*context*/, const QPainterPath &fillPath) const { Q_D(const KoPatternBackground); if (! d->imageData) return; painter.save(); if (d->repeat == Tiled) { // calculate scaling of pixmap QSizeF targetSize = d->targetSize(); QSizeF imageSize = d->imageData->imageSize(); qreal scaleX = targetSize.width() / imageSize.width(); qreal scaleY = targetSize.height() / imageSize.height(); QRectF targetRect = fillPath.boundingRect(); // undo scaling on target rectangle targetRect.setWidth(targetRect.width() / scaleX); targetRect.setHeight(targetRect.height() / scaleY); // determine pattern offset QPointF offset = d->offsetFromRect(targetRect, imageSize); // create matrix for pixmap scaling QTransform matrix; matrix.scale(scaleX, scaleY); painter.setClipPath(fillPath); painter.setWorldTransform(matrix, true); painter.drawTiledPixmap(targetRect, d->imageData->pixmap(imageSize.toSize()), -offset); } else if (d->repeat == Original) { QRectF sourceRect(QPointF(0, 0), d->imageData->imageSize()); QRectF targetRect(QPoint(0, 0), d->targetSize()); targetRect.moveCenter(fillPath.boundingRect().center()); painter.setClipPath(fillPath); painter.drawPixmap(targetRect, d->imageData->pixmap(sourceRect.size().toSize()), sourceRect); } else if (d->repeat == Stretched) { painter.setClipPath(fillPath); // undo conversion of the scaling so that we can use a nicely scaled image of the correct size qreal zoomX, zoomY; converter.zoom(&zoomX, &zoomY); zoomX = zoomX ? 1 / zoomX : zoomX; zoomY = zoomY ? 1 / zoomY : zoomY; painter.scale(zoomX, zoomY); QRectF targetRect = converter.documentToView(fillPath.boundingRect()); painter.drawPixmap(targetRect.topLeft(), d->imageData->pixmap(targetRect.size().toSize())); } painter.restore(); }
void Legend::paint(QPainter &painter, const KoViewConverter &converter, KoShapePaintingContext &paintContext) { //painter.save(); // First of all, scale the painter's coordinate system to fit the current zoom level applyConversion(painter, converter); // Calculate the clipping rect QRectF paintRect = QRectF(QPointF(0, 0), size()); //clipRect.intersect(paintRect); painter.setClipRect(paintRect, Qt::IntersectClip); // Get the current zoom level QPointF zoomLevel; converter.zoom(&zoomLevel.rx(), &zoomLevel.ry()); // Only repaint the pixmap if it is scheduled, the zoom level changed or the shape was resized /*if ( d->pixmapRepaintRequested || d->lastZoomLevel != zoomLevel || d->lastSize != size()) { // TODO: What if two zoom levels are constantly being requested? // At the moment, this *is* the case, due to the fact // that the shape is also rendered in the page overview // in Stage // Every time the window is hidden and shown again, a repaint is // requested --> laggy performance, especially when quickly // switching through windows d->pixmapRepaintRequested = false; d->lastZoomLevel = zoomLevel; d->lastSize = size(); paintPixmap(painter, converter); }*/ // Paint the background if (background()) { QPainterPath p; p.addRect(paintRect); background()->paint(painter, converter, paintContext, p); } // KChart thinks in pixels, Calligra in pt ScreenConversions::scaleFromPtToPx(painter); d->kdLegend->paint(&painter); //painter.restore(); // Paint the cached pixmap //painter.drawImage(0, 0, d->image); }