Examples with Composite java.awt.Composite used on opensource projects

Example 6 with Composite

use of java.awt.Composite in project jdk8u_jdk by JetBrains.

the class Bug7049339 method main.

public static void main(String[] argv) {
    int x = 100, y = 100;
    BufferedImage src = new BufferedImage(x, y, BufferedImage.TYPE_INT_ARGB);
    BufferedImage dst = new BufferedImage(x, y, BufferedImage.TYPE_3BYTE_BGR);
    Graphics2D dstg2d = dst.createGraphics();
    dstg2d.setComposite(new Composite() {

        @Override
        public CompositeContext createContext(ColorModel srcColorModel, ColorModel dstColorModel, RenderingHints hints) {
            return new CompositeContext() {

                @Override
                public void compose(Raster src, Raster dstIn, WritableRaster dstOut) {
                // do nothing
                }

                @Override
                public void dispose() {
                }
            };
        }
    });
    Shape clip = new Ellipse2D.Double(x / 4, y / 4, x / 2, y / 2);
    dstg2d.setClip(clip);
    // This will throw a RasterFormatException if the bug is present.
    dstg2d.drawImage(src, 0, 0, null);
}

Example 7 with Composite

use of java.awt.Composite in project android_frameworks_base by AOSPA.

the class GcSnapshot method setComposite.

private void setComposite(Graphics2D g, Paint_Delegate paint, boolean usePaintAlpha, int forceMode) {
    // the alpha for the composite. Always opaque if the normal paint color is used since
    // it contains the alpha
    int alpha = usePaintAlpha ? paint.getAlpha() : 0xFF;
    if (forceMode != 0) {
        g.setComposite(AlphaComposite.getInstance(forceMode, (float) alpha / 255.f));
        return;
    }
    Xfermode_Delegate xfermodeDelegate = paint.getXfermode();
    if (xfermodeDelegate != null) {
        if (xfermodeDelegate.isSupported()) {
            Composite composite = xfermodeDelegate.getComposite(alpha);
            assert composite != null;
            if (composite != null) {
                g.setComposite(composite);
                return;
            }
        } else {
            Bridge.getLog().fidelityWarning(LayoutLog.TAG_XFERMODE, xfermodeDelegate.getSupportMessage(), null, /*throwable*/
            null);
        }
    }
    // that will handle the alpha.
    if (alpha != 0xFF) {
        g.setComposite(AlphaComposite.getInstance(AlphaComposite.SRC_OVER, (float) alpha / 255.f));
    }
}

Example 8 with Composite

use of java.awt.Composite in project android_frameworks_base by ResurrectionRemix.

the class GcSnapshot method setComposite.

private void setComposite(Graphics2D g, Paint_Delegate paint, boolean usePaintAlpha, int forceMode) {
    // the alpha for the composite. Always opaque if the normal paint color is used since
    // it contains the alpha
    int alpha = usePaintAlpha ? paint.getAlpha() : 0xFF;
    if (forceMode != 0) {
        g.setComposite(AlphaComposite.getInstance(forceMode, (float) alpha / 255.f));
        return;
    }
    Xfermode_Delegate xfermodeDelegate = paint.getXfermode();
    if (xfermodeDelegate != null) {
        if (xfermodeDelegate.isSupported()) {
            Composite composite = xfermodeDelegate.getComposite(alpha);
            assert composite != null;
            if (composite != null) {
                g.setComposite(composite);
                return;
            }
        } else {
            Bridge.getLog().fidelityWarning(LayoutLog.TAG_XFERMODE, xfermodeDelegate.getSupportMessage(), null, /*throwable*/
            null);
        }
    }
    // that will handle the alpha.
    if (alpha != 0xFF) {
        g.setComposite(AlphaComposite.getInstance(AlphaComposite.SRC_OVER, (float) alpha / 255.f));
    }
}

Example 9 with Composite

use of java.awt.Composite in project EnrichmentMapApp by BaderLab.

the class AbstractChartLayer method draw.

@Override
public void draw(final Graphics2D g, final Shape shape, final CyNetworkView networkView, final View<? extends CyIdentifiable> view) {
    // Give JFreeChart a larger area to draw into, so the proportions of the chart elements looks better
    final double scale = 2.0;
    Rectangle2D newBounds = new Rectangle2D.Double(bounds.getX() * scale, bounds.getY() * scale, bounds.getWidth() * scale, bounds.getHeight() * scale);
    // Of course, we also have to ask Graphics2D to apply the inverse transformation
    final double invScale = 1.0 / scale;
    final AffineTransform at = new AffineTransform();
    at.scale(invScale, invScale);
    g.transform(at);
    // Check to see if we have a current alpha composite
    Composite comp = g.getComposite();
    if (comp instanceof AlphaComposite) {
        float alpha = ((AlphaComposite) comp).getAlpha();
        JFreeChart fc = getChart();
        Plot plot = fc.getPlot();
        plot.setForegroundAlpha(alpha);
        fc.draw(g, newBounds);
    } else {
        getChart().draw(g, newBounds);
    }
    // Make sure Graphics2D is "back to normal" before returning
    try {
        at.invert();
    } catch (NoninvertibleTransformException e) {
        e.printStackTrace();
    }
    g.transform(at);
}

Example 10 with Composite

use of java.awt.Composite in project jdk8u_jdk by JetBrains.

the class SunGraphics2D method doCopyArea.

private void doCopyArea(int x, int y, int w, int h, int dx, int dy) {
    if (w <= 0 || h <= 0) {
        return;
    }
    SurfaceData theData = surfaceData;
    if (theData.copyArea(this, x, y, w, h, dx, dy)) {
        return;
    }
    if (transformState > TRANSFORM_TRANSLATESCALE) {
        throw new InternalError("transformed copyArea not implemented yet");
    }
    // REMIND: This method does not deal with missing data from the
    // source object (i.e. it does not send exposure events...)
    Region clip = getCompClip();
    Composite comp = composite;
    if (lastCAcomp != comp) {
        SurfaceType dsttype = theData.getSurfaceType();
        CompositeType comptype = imageComp;
        if (CompositeType.SrcOverNoEa.equals(comptype) && theData.getTransparency() == Transparency.OPAQUE) {
            comptype = CompositeType.SrcNoEa;
        }
        lastCAblit = Blit.locate(dsttype, comptype, dsttype);
        lastCAcomp = comp;
    }
    double[] coords = { x, y, x + w, y + h, x + dx, y + dy };
    transform.transform(coords, 0, coords, 0, 3);
    x = (int) Math.ceil(coords[0] - 0.5);
    y = (int) Math.ceil(coords[1] - 0.5);
    w = ((int) Math.ceil(coords[2] - 0.5)) - x;
    h = ((int) Math.ceil(coords[3] - 0.5)) - y;
    dx = ((int) Math.ceil(coords[4] - 0.5)) - x;
    dy = ((int) Math.ceil(coords[5] - 0.5)) - y;
    // In case of negative scale transform, reflect the rect coords.
    if (w < 0) {
        w *= -1;
        x -= w;
    }
    if (h < 0) {
        h *= -1;
        y -= h;
    }
    Blit ob = lastCAblit;
    if (dy == 0 && dx > 0 && dx < w) {
        while (w > 0) {
            int partW = Math.min(w, dx);
            w -= partW;
            int sx = x + w;
            ob.Blit(theData, theData, comp, clip, sx, y, sx + dx, y + dy, partW, h);
        }
        return;
    }
    if (dy > 0 && dy < h && dx > -w && dx < w) {
        while (h > 0) {
            int partH = Math.min(h, dy);
            h -= partH;
            int sy = y + h;
            ob.Blit(theData, theData, comp, clip, x, sy, x + dx, sy + dy, w, partH);
        }
        return;
    }
    ob.Blit(theData, theData, comp, clip, x, y, x + dx, y + dy, w, h);
}