Examples with Graphics2D java.awt.Graphics2D used on opensource projects

Example 31 with Graphics2D

use of java.awt.Graphics2D in project ACS by ACS-Community.

the class AlarmDetailTable method setTitleColumnSize.

/**
	 * Calculate the width of the first column to be at least wide 
	 * enough to contain the titles in {@link RowTitles}.
	 * <P>
	 * The width of the column is the greatest between the width needed
	 * to show the title or the passed width
	 * 
	 * @param sz A vector of string (can be <code>null</code>)
	 * @return The width of the first column
	 */
private int setTitleColumnSize(Vector<String> strings) {
    BufferedImage bImg = new BufferedImage(100, 100, BufferedImage.TYPE_INT_RGB);
    Graphics2D g2D = bImg.createGraphics();
    FontMetrics fm = g2D.getFontMetrics();
    int sz = 0;
    for (RowTitles row : RowTitles.values()) {
        if (sz < fm.stringWidth(row.title)) {
            sz = fm.stringWidth(row.title);
        }
    }
    if (strings != null) {
        for (String str : strings) {
            if (sz < fm.stringWidth(str)) {
                sz = fm.stringWidth(str);
            }
        }
    }
    sz += 20;
    TableColumn col = getColumnModel().getColumn(0);
    col.setPreferredWidth(sz);
    col.setMinWidth(sz);
    col.setMaxWidth(sz);
    col.setWidth(sz);
    col.setResizable(false);
    col = getColumnModel().getColumn(1);
    col.setResizable(true);
    return sz;
}

Example 32 with Graphics2D

use of java.awt.Graphics2D in project ACS by ACS-Community.

the class TransparentGlassPane method paint.

/**
	 * Paint the panel in a light gray.
	 */
public void paint(Graphics g) {
    Graphics2D g2D = (Graphics2D) g;
    g2D.setColor(Color.black);
    g2D.setComposite(AlphaComposite.getInstance(AlphaComposite.SRC_OVER, 0.05f));
    g2D.fillRect(0, 0, getWidth(), getHeight());
}

Example 33 with Graphics2D

use of java.awt.Graphics2D in project android_frameworks_base by DirtyUnicorns.

the class Bitmap_Delegate method nativeErase.

@LayoutlibDelegate
static /*package*/
void nativeErase(long nativeBitmap, int color) {
    // get the delegate from the native int.
    Bitmap_Delegate delegate = sManager.getDelegate(nativeBitmap);
    if (delegate == null) {
        return;
    }
    BufferedImage image = delegate.mImage;
    Graphics2D g = image.createGraphics();
    try {
        g.setColor(new java.awt.Color(color, true));
        g.fillRect(0, 0, image.getWidth(), image.getHeight());
    } finally {
        g.dispose();
    }
}

Example 34 with Graphics2D

use of java.awt.Graphics2D in project android_frameworks_base by DirtyUnicorns.

the class Canvas_Delegate method native_drawNinePatch.

@LayoutlibDelegate
public static void native_drawNinePatch(Canvas thisCanvas, long nativeCanvas, long nativeBitmap, long ninePatch, final float dstLeft, final float dstTop, final float dstRight, final float dstBottom, long nativePaintOrZero, final int screenDensity, final int bitmapDensity) {
    // get the delegate from the native int.
    final Bitmap_Delegate bitmapDelegate = Bitmap_Delegate.getDelegate(nativeBitmap);
    if (bitmapDelegate == null) {
        return;
    }
    byte[] c = NinePatch_Delegate.getChunk(ninePatch);
    if (c == null) {
        // not a 9-patch?
        BufferedImage image = bitmapDelegate.getImage();
        drawBitmap(nativeCanvas, bitmapDelegate, nativePaintOrZero, 0, 0, image.getWidth(), image.getHeight(), (int) dstLeft, (int) dstTop, (int) dstRight, (int) dstBottom);
        return;
    }
    final NinePatchChunk chunkObject = NinePatch_Delegate.getChunk(c);
    assert chunkObject != null;
    if (chunkObject == null) {
        return;
    }
    Canvas_Delegate canvasDelegate = Canvas_Delegate.getDelegate(nativeCanvas);
    if (canvasDelegate == null) {
        return;
    }
    // this one can be null
    Paint_Delegate paintDelegate = Paint_Delegate.getDelegate(nativePaintOrZero);
    canvasDelegate.getSnapshot().draw(new GcSnapshot.Drawable() {

        @Override
        public void draw(Graphics2D graphics, Paint_Delegate paint) {
            chunkObject.draw(bitmapDelegate.getImage(), graphics, (int) dstLeft, (int) dstTop, (int) (dstRight - dstLeft), (int) (dstBottom - dstTop), screenDensity, bitmapDensity);
        }
    }, paintDelegate, true, false);
}

Example 35 with Graphics2D

use of java.awt.Graphics2D in project opennms by OpenNMS.

the class TimelineRestService method empty.

@GET
@Produces("image/png")
@Transactional
@Path("empty/{start}/{end}/{width}")
public Response empty(@PathParam("start") final long start, @PathParam("end") final long end, @PathParam("width") final int width) throws IOException {
    int delta = (int) end - (int) start;
    BufferedImage bufferedImage = new BufferedImage(width, 20, BufferedImage.TYPE_INT_ARGB);
    Graphics2D graphics2D = (Graphics2D) bufferedImage.getGraphics();
    graphics2D.setFont(new Font(Font.SANS_SERIF, Font.PLAIN, 10));
    graphics2D.setColor(Color.BLACK);
    int numLabels = TimescaleDescriptor.computeNumberOfLabels(graphics2D, delta, width);
    for (TimescaleDescriptor desc : TIMESCALE_DESCRIPTORS) {
        if (desc.match(delta, numLabels)) {
            desc.drawLine(graphics2D, delta, start, width);
            break;
        }
    }
    ByteArrayOutputStream baos = new ByteArrayOutputStream();
    ImageIO.write(bufferedImage, "png", baos);
    byte[] imageData = baos.toByteArray();
    return Response.ok(imageData).build();
}