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

Example 66 with AlphaComposite

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

the class SmartInternalFrameTitlePane method paintPalette.

/**
 * {@inheritDoc}
 */
@Override
public void paintPalette(Graphics g) {
    int width = getWidth();
    int height = getHeight();
    Color backColor;
    Color frameColor;
    if (JTattooUtilities.isFrameActive(this)) {
        JTattooUtilities.fillHorGradient(g, AbstractLookAndFeel.getTheme().getWindowTitleColors(), 0, 0, width, height);
        backColor = AbstractLookAndFeel.getTheme().getWindowTitleColors()[10];
        frameColor = ColorHelper.darker(AbstractLookAndFeel.getWindowTitleColorDark(), 15);
    } else {
        JTattooUtilities.fillHorGradient(g, AbstractLookAndFeel.getTheme().getWindowInactiveTitleColors(), 0, 0, width, height);
        backColor = AbstractLookAndFeel.getTheme().getWindowInactiveTitleColors()[10];
        frameColor = ColorHelper.darker(AbstractLookAndFeel.getWindowInactiveTitleColorDark(), 15);
    }
    g.setColor(frameColor);
    g.drawLine(0, height - 1, width, height - 1);
    int dx = 8;
    int dy = 2;
    int dw = width - buttonsWidth - 2 * 8;
    Graphics2D g2D = (Graphics2D) g;
    Composite composite = g2D.getComposite();
    AlphaComposite alpha = AlphaComposite.getInstance(AlphaComposite.SRC_OVER, 0.6f);
    g2D.setComposite(alpha);
    float dc1 = 50.0f;
    float dc2 = 5.0f;
    Color c1 = ColorHelper.brighter(backColor, dc1);
    Color c2;
    while (dy + 2 < height) {
        c2 = ColorHelper.darker(backColor, dc2);
        dc2 += 5.0f;
        g.setColor(c1);
        g.drawLine(dx, dy, dx + dw, dy);
        dy++;
        g.setColor(c2);
        g.drawLine(dx, dy, dx + dw, dy);
        dy += 2;
    }
    g2D.setComposite(composite);
}

Example 67 with AlphaComposite

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

the class SmartTitlePane method paintBackground.

/**
 * {@inheritDoc}
 */
@Override
public void paintBackground(Graphics g) {
    Graphics2D g2D = (Graphics2D) g;
    int width = getWidth();
    int height = getHeight();
    Color backColor;
    Color frameColor;
    if (JTattooUtilities.isActive(this)) {
        backColor = AbstractLookAndFeel.getTheme().getWindowTitleColors()[10];
        frameColor = AbstractLookAndFeel.getTheme().getFrameColor();
        JTattooUtilities.fillHorGradient(g, AbstractLookAndFeel.getTheme().getWindowTitleColors(), 0, 0, width, height);
    } else {
        backColor = AbstractLookAndFeel.getTheme().getWindowInactiveTitleColors()[10];
        frameColor = ColorHelper.brighter(AbstractLookAndFeel.getTheme().getFrameColor(), 40);
        JTattooUtilities.fillHorGradient(g, AbstractLookAndFeel.getTheme().getWindowInactiveTitleColors(), 0, 0, width, height);
    }
    int iconWidth = 0;
    if (menuBar != null) {
        iconWidth = menuBar.getWidth() + 5;
    }
    int titleWidth = 0;
    String frameTitle = getTitle();
    if (frameTitle != null) {
        Font f = getFont();
        g.setFont(f);
        FontMetrics fm = g.getFontMetrics();
        titleWidth = fm.stringWidth(JTattooUtilities.getClippedText(getTitle(), fm, getWidth() - iconWidth - buttonsWidth - 15)) + 10;
        if (getWindow() instanceof JDialog) {
            Image image = getFrameIconImage();
            if (image != null) {
                titleWidth += getHeight();
            }
        }
    }
    int dx;
    int dw;
    boolean leftToRight = isLeftToRight();
    int xOffset = leftToRight ? iconWidth + 10 + titleWidth : width - 10 - iconWidth - titleWidth;
    if (leftToRight) {
        dw = width - buttonsWidth - xOffset - 10;
        dx = xOffset;
    } else {
        dw = xOffset - buttonsWidth - 10;
        dx = buttonsWidth + 10;
    }
    int dy = 3;
    if (!AbstractLookAndFeel.getTheme().isMacStyleWindowDecorationOn() && !AbstractLookAndFeel.getTheme().isCenterWindowTitleOn() && dw > 0) {
        Composite composite = g2D.getComposite();
        AlphaComposite alpha = AlphaComposite.getInstance(AlphaComposite.SRC_OVER, 0.6f);
        g2D.setComposite(alpha);
        float dc1 = 50.0f;
        float dc2 = 5.0f;
        Color c1 = ColorHelper.brighter(backColor, dc1);
        Color c2;
        while (dy + 5 < height) {
            c2 = ColorHelper.darker(backColor, dc2);
            dc2 += 5.0f;
            g.setColor(c1);
            g.drawLine(dx, dy, dx + dw, dy);
            dy++;
            g.setColor(c2);
            g.drawLine(dx, dy, dx + dw, dy);
            dy += 3;
        }
        g2D.setComposite(composite);
    }
    g.setColor(frameColor);
    g.drawLine(0, height - 1, width, height - 1);
}

Example 68 with AlphaComposite

use of java.awt.AlphaComposite in project hutool by dromara.

the class GifCaptcha method graphicsImage.

/**
 * 画随机码图
 *
 * @param fontColor 随机字体颜色
 * @param words     字符数组
 * @param flag      透明度使用
 * @return BufferedImage
 */
private BufferedImage graphicsImage(char[] chars, Color[] fontColor, char[] words, int flag) {
    BufferedImage image = new BufferedImage(width, height, BufferedImage.TYPE_INT_RGB);
    // 或得图形上下文
    Graphics2D g2d = image.createGraphics();
    // 利用指定颜色填充背景
    g2d.setColor(ObjectUtil.defaultIfNull(this.background, Color.WHITE));
    g2d.fillRect(0, 0, width, height);
    AlphaComposite ac;
    // 字符的y坐标
    float y = (height >> 1) + (font.getSize() >> 1);
    float m = 1.0f * (width - (chars.length * font.getSize())) / chars.length;
    // 字符的x坐标
    float x = Math.max(m / 2.0f, 2);
    g2d.setFont(font);
    // 指定透明度
    if (null != this.textAlpha) {
        g2d.setComposite(this.textAlpha);
    }
    for (int i = 0; i < chars.length; i++) {
        ac = AlphaComposite.getInstance(AlphaComposite.SRC_OVER, getAlpha(chars.length, flag, i));
        g2d.setComposite(ac);
        g2d.setColor(fontColor[i]);
        g2d.drawOval(RandomUtil.randomInt(width), RandomUtil.randomInt(height), RandomUtil.randomInt(5, 30), 5 + RandomUtil.randomInt(5, 30));
        // 绘制椭圆边框
        g2d.drawString(words[i] + "", x + (font.getSize() + m) * i, y);
    }
    g2d.dispose();
    return image;
}

Example 69 with AlphaComposite

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

the class AluminiumSplitPaneDivider method paint.

/**
 * {@inheritDoc}
 */
@Override
public void paint(final Graphics g) {
    if (JTattooUtilities.isMac() || !AbstractLookAndFeel.getTheme().isBackgroundPatternOn()) {
        super.paint(g);
    } else {
        AluminiumUtils.fillComponent(g, this);
        Graphics2D g2D = (Graphics2D) g;
        Composite composite = g2D.getComposite();
        AlphaComposite alpha = AlphaComposite.getInstance(AlphaComposite.SRC_OVER, 0.3f);
        g2D.setComposite(alpha);
        super.paint(g);
        g2D.setComposite(composite);
    }
}

Example 70 with AlphaComposite

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

the class AluminiumToggleButtonUI method paintBackground.

/**
 * {@inheritDoc}
 */
@Override
protected void paintBackground(Graphics g, AbstractButton b) {
    if (!b.isContentAreaFilled() || b.getParent() instanceof JMenuBar) {
        return;
    }
    if (!(b.isBorderPainted() && b.getBorder() instanceof UIResource)) {
        super.paintBackground(g, b);
        return;
    }
    int width = b.getWidth();
    int height = b.getHeight();
    ButtonModel model = b.getModel();
    Graphics2D g2D = (Graphics2D) g;
    Composite composite = g2D.getComposite();
    Object savedRenderingHint = g2D.getRenderingHint(RenderingHints.KEY_ANTIALIASING);
    g2D.setRenderingHint(RenderingHints.KEY_ANTIALIASING, RenderingHints.VALUE_ANTIALIAS_ON);
    Color[] colors;
    if (b.isEnabled()) {
        Color background = b.getBackground();
        if (background instanceof ColorUIResource) {
            if (b.isRolloverEnabled() && model.isRollover()) {
                colors = AbstractLookAndFeel.getTheme().getRolloverColors();
            } else if (model.isPressed() && model.isArmed() || model.isSelected()) {
                colors = AbstractLookAndFeel.getTheme().getPressedColors();
            } else {
                if (AbstractLookAndFeel.getTheme().doShowFocusFrame() && b.hasFocus()) {
                    colors = AbstractLookAndFeel.getTheme().getFocusColors();
                } else {
                    colors = AbstractLookAndFeel.getTheme().getButtonColors();
                }
            }
        } else {
            if (model.isPressed() && model.isArmed()) {
                colors = ColorHelper.createColorArr(ColorHelper.darker(background, 30), ColorHelper.darker(background, 10), 20);
            } else if (b.isRolloverEnabled() && model.isRollover()) {
                if (model.isSelected()) {
                    colors = ColorHelper.createColorArr(ColorHelper.darker(background, 20), background, 20);
                } else {
                    colors = ColorHelper.createColorArr(ColorHelper.brighter(background, 50), ColorHelper.brighter(background, 10), 20);
                }
            } else if (model.isSelected()) {
                colors = ColorHelper.createColorArr(ColorHelper.darker(background, 40), ColorHelper.darker(background, 20), 20);
            } else {
                colors = ColorHelper.createColorArr(ColorHelper.brighter(background, 30), ColorHelper.darker(background, 10), 20);
            }
        }
    } else {
        // disabled
        colors = AbstractLookAndFeel.getTheme().getDisabledColors();
    }
    if (AbstractLookAndFeel.getTheme().doDrawSquareButtons() || (width < 64 || height < 16) && (b.getText() == null || b.getText().length() == 0)) {
        JTattooUtilities.fillHorGradient(g, colors, 0, 0, width - 1, height - 1);
        if (model.isEnabled()) {
            g2D.setColor(AbstractLookAndFeel.getFrameColor());
        } else {
            g2D.setColor(ColorHelper.brighter(AbstractLookAndFeel.getFrameColor(), 20));
        }
        g2D.drawRect(0, 0, width - 1, height - 1);
        AlphaComposite alpha = AlphaComposite.getInstance(AlphaComposite.SRC_OVER, 0.6f);
        g2D.setComposite(alpha);
        g2D.setColor(Color.white);
        g2D.drawRect(1, 1, width - 3, height - 3);
    } else {
        int d = height - 2;
        Shape savedClip = g.getClip();
        Area clipArea = new Area(new RoundRectangle2D.Double(0, 0, width - 1, height - 1, d, d));
        if (savedClip != null) {
            clipArea.intersect(new Area(savedClip));
        }
        g2D.setClip(clipArea);
        JTattooUtilities.fillHorGradient(g, colors, 0, 0, width - 1, height - 1);
        g2D.setClip(savedClip);
        if (model.isEnabled()) {
            g2D.setColor(AbstractLookAndFeel.getFrameColor());
        } else {
            g2D.setColor(ColorHelper.brighter(AbstractLookAndFeel.getFrameColor(), 20));
        }
        g2D.drawRoundRect(0, 0, width - 1, height - 1, d, d);
        AlphaComposite alpha = AlphaComposite.getInstance(AlphaComposite.SRC_OVER, 0.6f);
        g2D.setComposite(alpha);
        g2D.setColor(Color.white);
        g2D.drawRoundRect(1, 1, width - 3, height - 3, d - 2, d - 2);
    }
    g2D.setRenderingHint(RenderingHints.KEY_ANTIALIASING, savedRenderingHint);
    g2D.setComposite(composite);
}