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

Example 56 with AlphaComposite

use of java.awt.AlphaComposite in project cytoscape-impl by cytoscape.

the class ImageAnnotationImpl method drawAnnotation.

@Override
public void drawAnnotation(Graphics g, double x, double y, double scaleFactor) {
    super.drawAnnotation(g, x, y, scaleFactor);
    Graphics2D g2 = (Graphics2D) g;
    // Get the stroke
    int border = (int) Math.round(getBorderWidth() * scaleFactor);
    int width = (int) Math.round(shapeWidth * scaleFactor / getZoom()) - border * 2 + 1;
    int height = (int) Math.round(shapeHeight * scaleFactor / getZoom()) - border * 2 + 1;
    int xInt = (int) Math.round(x * scaleFactor) + border + 1;
    int yInt = (int) Math.round(y * scaleFactor) + border + 1;
    // System.out.println("ImageAnnotationImpl: drawAnnotation - width="+width+", height="+height+", border="+border);
    // System.out.println("ImageAnnotationImpl: drawAnnotation - x="+x+",y="+y+", xInt="+xInt+", yInt="+yInt);
    BufferedImage newImage = resizeImage(width, height);
    if (newImage == null)
        return;
    // boolean selected = isSelected();
    // setSelected(false);
    AlphaComposite ac = AlphaComposite.getInstance(AlphaComposite.SRC_OVER, opacity);
    g2.setComposite(ac);
    g2.drawImage(newImage, xInt, yInt, null);
// GraphicsUtilities.drawShape(g, 0, 0,
// getWidth()-1, getHeight()-1, this, false);
// setSelected(selected);
}

Example 57 with AlphaComposite

use of java.awt.AlphaComposite in project mage by magefree.

the class MageScrollbarUI method paintTrack.

@Override
protected void paintTrack(Graphics g, JComponent c, Rectangle trackBounds) {
    Graphics2D g2 = (Graphics2D) g;
    g2.setRenderingHint(RenderingHints.KEY_ANTIALIASING, RenderingHints.VALUE_ANTIALIAS_ON);
    if (scrollbar.getOrientation() == JScrollBar.VERTICAL) {
        int width = trackBounds.width - 4 + ANTI_WIDTH;
        int height = trackBounds.height;
        g2.translate(trackBounds.x + 2, trackBounds.y);
        Rectangle2D casing = new Rectangle2D.Double(0, 0, width, height);
        g2.setColor(Color.BLACK);
        float alpha = 0.5f;
        Composite composite = g2.getComposite();
        if (composite instanceof AlphaComposite) {
            alpha *= ((AlphaComposite) composite).getAlpha();
        }
        g2.setComposite(AlphaComposite.getInstance(AlphaComposite.SRC_OVER, alpha));
        g2.fill(casing);
        g2.setComposite(composite);
        g2.drawLine(-1, 0, -1, height);
        g2.drawLine(-2, 0, -2, height);
        g2.drawLine(width, 0, width, height);
        g2.drawLine(width + 1, 0, width + 1, height);
        RoundRectangle2D roundCasing = new RoundRectangle2D.Double(0, 2, width, height - 4, width, width);
        Area area = new Area(casing);
        area.subtract(new Area(roundCasing));
        g2.fill(area);
        g2.translate(-trackBounds.x - 2, -trackBounds.y);
    } else {
        int width = trackBounds.width;
        int height = trackBounds.height - 4 + ANTI_WIDTH;
        g2.translate(trackBounds.x, trackBounds.y + 2);
        Rectangle2D casing = new Rectangle2D.Double(0, 0, width, height);
        g2.setColor(Color.BLACK);
        float alpha = 0.5f;
        Composite composite = g2.getComposite();
        if (composite instanceof AlphaComposite) {
            alpha *= ((AlphaComposite) composite).getAlpha();
        }
        g2.setComposite(AlphaComposite.getInstance(AlphaComposite.SRC_OVER, alpha));
        g2.fill(casing);
        g2.setComposite(composite);
        g2.drawLine(0, -1, width, -1);
        g2.drawLine(0, -2, width, -2);
        g2.drawLine(0, height, width, height);
        g2.drawLine(0, height + 1, width, height + 1);
        RoundRectangle2D roundCasing = new RoundRectangle2D.Double(2, 0, width - 4, height, height, height);
        Area area = new Area(casing);
        area.subtract(new Area(roundCasing));
        g2.fill(area);
        g2.translate(-trackBounds.x, -trackBounds.y - 2);
    }
}

Example 58 with AlphaComposite

use of java.awt.AlphaComposite in project com.revolsys.open by revolsys.

the class Graphics2DViewRenderer method drawImage.

@Override
public void drawImage(final GeoreferencedImage image, final boolean useTransform, final double alpha, final Object interpolationMethod) {
    if (image != null) {
        final Composite composite = this.graphics.getComposite();
        try {
            AlphaComposite alphaComposite = AlphaComposite.SrcOver;
            if (alpha < 1) {
                alphaComposite = alphaComposite.derive((float) alpha);
            }
            this.graphics.setComposite(alphaComposite);
            drawImage(image, useTransform, interpolationMethod);
        } finally {
            this.graphics.setComposite(composite);
        }
    }
}

Example 59 with AlphaComposite

use of java.awt.AlphaComposite in project LoboEvolution by LoboEvolution.

the class BaseTitlePane method paintBackground.

/**
 * <p>paintBackground.</p>
 *
 * @param g a {@link java.awt.Graphics} object.
 */
public void paintBackground(Graphics g) {
    if (isActive()) {
        Graphics2D g2D = (Graphics2D) g;
        Composite savedComposite = g2D.getComposite();
        if (backgroundImage != null) {
            g.drawImage(backgroundImage, 0, 0, null);
            AlphaComposite alpha = AlphaComposite.getInstance(AlphaComposite.SRC_OVER, alphaValue);
            g2D.setComposite(alpha);
        }
        JTattooUtilities.fillHorGradient(g, AbstractLookAndFeel.getTheme().getWindowTitleColors(), 0, 0, getWidth(), getHeight());
        g2D.setComposite(savedComposite);
    } else {
        JTattooUtilities.fillHorGradient(g, AbstractLookAndFeel.getTheme().getWindowInactiveTitleColors(), 0, 0, getWidth(), getHeight());
    }
}

Example 60 with AlphaComposite

use of java.awt.AlphaComposite in project LoboEvolution by LoboEvolution.

the class XPScrollButton method paint.

/**
 * {@inheritDoc}
 */
@Override
public void paint(final Graphics g) {
    Graphics2D g2D = (Graphics2D) g;
    Composite savedComposite = g2D.getComposite();
    Paint savedPaint = g2D.getPaint();
    boolean isPressed = getModel().isPressed();
    boolean isRollover = getModel().isRollover();
    int width = getWidth();
    int height = getHeight();
    Color[] tc = AbstractLookAndFeel.getTheme().getThumbColors();
    Color c1 = tc[0];
    Color c2 = tc[tc.length - 1];
    if (isPressed) {
        c1 = ColorHelper.darker(c1, 5);
        c2 = ColorHelper.darker(c2, 5);
    } else if (isRollover) {
        c1 = ColorHelper.brighter(c1, 20);
        c2 = ColorHelper.brighter(c2, 20);
    }
    g2D.setPaint(new GradientPaint(0, 0, c1, width, height, c2));
    g.fillRect(0, 0, width, height);
    g2D.setPaint(savedPaint);
    g.setColor(getFrameColor());
    g.drawLine(1, 1, width - 2, 1);
    g.drawLine(1, 1, 1, height - 3);
    g.drawLine(width - 2, 1, width - 2, height - 3);
    g.drawLine(2, height - 2, width - 3, height - 2);
    AlphaComposite alpha = AlphaComposite.getInstance(AlphaComposite.SRC_OVER, 0.5f);
    g2D.setComposite(alpha);
    g2D.setColor(c2);
    g.drawLine(2, 2, width - 3, 2);
    g.drawLine(2, 3, 2, height - 3);
    g.setColor(ColorHelper.darker(c2, 40));
    g.drawLine(width - 1, 2, width - 1, height - 3);
    g.drawLine(3, height - 1, width - 3, height - 1);
    alpha = AlphaComposite.getInstance(AlphaComposite.SRC_OVER, 0.2f);
    g2D.setComposite(alpha);
    g.drawLine(1, height - 2, 2, height - 1);
    g.drawLine(width - 1, height - 2, width - 2, height - 1);
    g2D.setComposite(savedComposite);
    int x;
    int y;
    Icon icon;
    // paint the icon
    switch(getDirection()) {
        case NORTH:
            icon = getUpArrowIcon();
            x = width / 2 - icon.getIconWidth() / 2;
            y = height / 2 - icon.getIconHeight() / 2;
            break;
        case SOUTH:
            icon = getDownArrowIcon();
            x = width / 2 - icon.getIconWidth() / 2;
            y = height / 2 - icon.getIconHeight() / 2 + 1;
            break;
        case WEST:
            icon = getLeftArrowIcon();
            x = width / 2 - icon.getIconWidth() / 2;
            y = height / 2 - icon.getIconHeight() / 2;
            break;
        default:
            icon = getRightArrowIcon();
            x = width / 2 - icon.getIconWidth() / 2 + 1;
            y = height / 2 - icon.getIconHeight() / 2;
            break;
    }
    icon.paintIcon(this, g, x, y);
}