Esempio n. 1
0
/**
 * Handles paint events by redrawing the graphic in this view.
 * usually that's very fast since we only paint the buffer we
 * have from the last call..
 */
void QG_GraphicView::paintEvent(QPaintEvent *) {
    RS_DEBUG->print("QG_GraphicView::paintEvent begin");

        RS_SETTINGS->beginGroup("/Appearance");
    bool draftMode = (bool)RS_SETTINGS->readNumEntry("/DraftMode", 0);
    RS_SETTINGS->endGroup();


        // Re-Create or get the layering pixmaps
        PixmapLayer1=getPixmapForView(PixmapLayer1);
        PixmapLayer2=getPixmapForView(PixmapLayer2);
        PixmapLayer3=getPixmapForView(PixmapLayer3);

    // Draw Layer 1
        if (redrawMethod & RS2::RedrawGrid) {
                PixmapLayer1->fill(background);
                RS_PainterQt painter1(PixmapLayer1);
                //painter1->setBackgroundMode(Qt::OpaqueMode);
                //painter1->setBackgroundColor(background);
                //painter1->eraseRect(0,0,getWidth(), getHeight());
                drawLayer1((RS_Painter*)&painter1);
                painter1.end();
        }


        if (redrawMethod & RS2::RedrawDrawing) {
                // DRaw layer 2
                PixmapLayer2->fill(Qt::transparent);
                RS_PainterQt painter2(PixmapLayer2);
                painter2.setDrawingMode(drawingMode);
                setDraftMode(draftMode);
        painter2.setDrawSelectedOnly(false);
        drawLayer2((RS_Painter*)&painter2);
        painter2.setDrawSelectedOnly(true);
        drawLayer2((RS_Painter*)&painter2);
        //removed to solve bug #3470573
//        setDraftMode(false);
                painter2.end();
        }

    if (redrawMethod & RS2::RedrawOverlay) {
        PixmapLayer3->fill(Qt::transparent);
        RS_PainterQt painter3(PixmapLayer3);
        drawLayer3((RS_Painter*)&painter3);
        painter3.end();
    }

        // Finally paint the layers back on the screen, bitblk to the rescue!
        RS_PainterQt wPainter(this);
        //wPainter.setCompositionMode(QPainter::CompositionMode_Screen);
        wPainter.drawPixmap(0,0,*PixmapLayer1);
        wPainter.drawPixmap(0,0,*PixmapLayer2);
        wPainter.drawPixmap(0,0,*PixmapLayer3);
        wPainter.end();

        redrawMethod=RS2::RedrawNone;
    RS_DEBUG->print("QG_GraphicView::paintEvent end");
}
Esempio n. 2
0
/**
 * Handles paint events by redrawing the graphic in this view.
 * usually that's very fast since we only paint the buffer we
 * have from the last call..
 */
void QG_GraphicView::paintEvent(QPaintEvent *)
{

    // Re-Create or get the layering pixmaps
    getPixmapForView(PixmapLayer1);
    getPixmapForView(PixmapLayer2);
    getPixmapForView(PixmapLayer3);

    // Draw Layer 1
    if (redrawMethod & RS2::RedrawGrid)
    {
        PixmapLayer1->fill(background);
        RS_PainterQt painter1(PixmapLayer1.get());
        drawLayer1((RS_Painter*)&painter1);
        painter1.end();
    }

    if (redrawMethod & RS2::RedrawDrawing)
    {
        view_rect = LC_Rect(toGraph(0, 0),
                            toGraph(getWidth(), getHeight()));
        // DRaw layer 2
        PixmapLayer2->fill(Qt::transparent);
        RS_PainterQt painter2(PixmapLayer2.get());
        if (antialiasing)
        {
            painter2.setRenderHint(QPainter::Antialiasing);
        }
        painter2.setDrawingMode(drawingMode);
        painter2.setDrawSelectedOnly(false);
        drawLayer2((RS_Painter*)&painter2);
        painter2.setDrawSelectedOnly(true);
        drawLayer2((RS_Painter*)&painter2);
        painter2.end();
    }

    if (redrawMethod & RS2::RedrawOverlay)
    {
        PixmapLayer3->fill(Qt::transparent);
        RS_PainterQt painter3(PixmapLayer3.get());
        if (antialiasing)
        {
            painter3.setRenderHint(QPainter::Antialiasing);
        }
        drawLayer3((RS_Painter*)&painter3);
        painter3.end();
    }

    // Finally paint the layers back on the screen, bitblk to the rescue!
    RS_PainterQt wPainter(this);
    wPainter.drawPixmap(0,0,*PixmapLayer1);
    wPainter.drawPixmap(0,0,*PixmapLayer2);
    wPainter.drawPixmap(0,0,*PixmapLayer3);
    wPainter.end();

    redrawMethod=RS2::RedrawNone;
}