Java Icon.paintIcon方法代码示例

import javax.swing.Icon; //导入方法依赖的package包/类
public void paintIconForVertex(Graphics g, Vertex v, int x, int y) {
    boolean outlineImages = false;
    if(vertexIconFunction instanceof DemoVertexImageShapeFunction) {
        outlineImages = ((DemoVertexImageShapeFunction)vertexIconFunction).isOutlineImages();
    }
    Icon icon = vertexIconFunction.getIcon(v);
    if(icon == null || outlineImages) {
        
        Shape s = AffineTransform.getTranslateInstance(x,y).
            createTransformedShape(getVertexShapeFunction().getShape(v));
        paintShapeForVertex((Graphics2D)g, v, s);
        
    }
    if(icon != null) {
        int xLoc = x - icon.getIconWidth()/2;
        int yLoc = y - icon.getIconHeight()/2;
        icon.paintIcon(screenDevice, g, xLoc, yLoc);
    }
}
 

import javax.swing.Icon; //导入方法依赖的package包/类
/** Draw the icon if it is valid for the given type.
 * Here the initial drawing assignments are also done.
 */
protected void drawIcon(Graphics g, Icon icon) {
    Insets i = getInsets();
    if (i != null) {
        drawX = i.left;
        drawY = i.top;
    } else {
        drawX = 0;
        drawY = 0;
    }
    
    if (icon != null) {
        if (g != null) {
            icon.paintIcon(this, g, drawX, drawY);
        }
        drawHeight = Math.max(fontHeight, icon.getIconHeight());
    } else {
        drawHeight = fontHeight;
    }
    drawX += ICON_WIDTH + ICON_TEXT_GAP;
    if (i != null) {
        drawHeight += i.bottom;
    }
    drawHeight += drawY;
    drawY += ascent;
}
 

import javax.swing.Icon; //导入方法依赖的package包/类
@Override
public void paintIcon(InstancePainter painter) {
	Graphics g = painter.getGraphics();
	Icon icon = isInverter ? ICON_INVERTER : ICON_BUFFER;
	if (icon != null) {
		icon.paintIcon(painter.getDestination(), g, 2, 2);
	} else {
		int x = isInverter ? 0 : 2;
		g.setColor(Color.BLACK);
		int[] xp = new int[] { x + 15, x + 1, x + 1, x + 15 };
		int[] yp = new int[] { 10, 3, 17, 10 };
		g.drawPolyline(xp, yp, 4);
		if (isInverter)
			g.drawOval(x + 13, 8, 4, 4);
		g.setColor(Value.FALSE_COLOR);
		g.drawLine(x + 8, 14, x + 8, 18);
	}
}
 

import javax.swing.Icon; //导入方法依赖的package包/类
private void test() {
    MyGraphics mg = new MyGraphics();
    Icon icon = bumps;
    icon.paintIcon(mg.component, mg, 0, 0);
    if (mg.image != null) {
        boolean failed = true;
        int value = mg.image.getRGB(0, 0);
        for (int x = 0; x < mg.image.getWidth(); x++) {
            for (int y = 0; y < mg.image.getHeight(); y++) {
                int current = mg.image.getRGB(x, y);
                if (current != value) {
                    mg.image.setRGB(x, y, value);
                    failed = false;
                }

            }
        }
        if (failed) {
            throw new Error("shared metal bumps");
        }
    }
}
 

import javax.swing.Icon; //导入方法依赖的package包/类
@Override
public Image getIcon(int type) {
    Icon icon = data.getIcon();
    if (icon instanceof ImageIcon) {
        return ((ImageIcon) icon).getImage();
    } else {
        int w = icon.getIconWidth();
        int h = icon.getIconHeight();
        GraphicsEnvironment ge =
                GraphicsEnvironment.getLocalGraphicsEnvironment();
        GraphicsDevice gd = ge.getDefaultScreenDevice();
        GraphicsConfiguration gc = gd.getDefaultConfiguration();
        BufferedImage image = gc.createCompatibleImage(w, h);
        Graphics2D g = image.createGraphics();
        icon.paintIcon(null, g, 0, 0);
        g.dispose();
        return image;
    }
}
 

import javax.swing.Icon; //导入方法依赖的package包/类
private static Icon createMenuIcon(Icon icon, Component decorator) {
    int h = menuIconSize();
    int w = UIUtils.isAquaLookAndFeel() ? h + 4 : h;

    BufferedImage i = new BufferedImage(w, h, BufferedImage.TYPE_INT_ARGB);
    Graphics g = i.getGraphics();

    if (decorator != null) {
        decorator.setSize(w, h);
        decorator.paint(g);
    }

    icon.paintIcon(null, g, (w - icon.getIconWidth()) / 2, (h - icon.getIconHeight()) / 2);
    g.dispose();

    return new ImageIcon(i);
}
 

import javax.swing.Icon; //导入方法依赖的package包/类
private void paintIconAndTextCentered(Graphics g, HtmlRendererImpl r) {
    Insets ins = r.getInsets();
    Icon ic = r.getIcon();
    int w = r.getWidth() - (ins.left + ins.right);
    int txtX = ins.left;
    int txtY = 0;

    if ((ic != null) && (ic.getIconWidth() > 0) && (ic.getIconHeight() > 0)) {
        int iconx = (w > ic.getIconWidth()) ? ((w / 2) - (ic.getIconWidth() / 2)) : txtX;
        int icony = 0;
        ic.paintIcon(r, g, iconx, icony);
        txtY += (ic.getIconHeight() + r.getIconTextGap());
    }

    int txtW = r.getPreferredSize().width;
    txtX = (txtW < r.getWidth()) ? ((r.getWidth() / 2) - (txtW / 2)) : 0;

    int txtH = r.getHeight() - txtY;

    Font f = r.getFont();
    g.setFont(f);

    FontMetrics fm = g.getFontMetrics(f);
    txtY += fm.getMaxAscent();

    Color background = getBackgroundFor(r);
    Color foreground = ensureContrastingColor(getForegroundFor(r), background);

    if (r.isHtml()) {
        HtmlRenderer._renderHTML(
            r.getText(), 0, g, txtX, txtY, txtW, txtH, f, foreground, r.getRenderStyle(), true, background, r.isSelected()
        );
    } else {
        HtmlRenderer.renderString(
            r.getText(), g, txtX, txtY, txtW, txtH, r.getFont(), foreground, r.getRenderStyle(), true
        );
    }
}
 

import javax.swing.Icon; //导入方法依赖的package包/类
@Override
public void paintIcon(InstancePainter painter) {
	Icon icon;
	if (painter.getGateShape() == AppPreferences.SHAPE_SHAPED) {
		icon = ICON_SHAPED;
	} else {
		icon = ICON_RECTANGULAR;
	}
	icon.paintIcon(painter.getDestination(), painter.getGraphics(), 2, 2);
}
 

import javax.swing.Icon; //导入方法依赖的package包/类
/**
 * Utility method merging 2 icons.
 */
private static Icon mergeIcons(Icon icon1, Icon icon2, int x, int y, Component c) {
    int w = 0, h = 0;
    if (icon1 != null) {
        w = icon1.getIconWidth();
        h = icon1.getIconHeight();
    }
    if (icon2 != null) {
        w = icon2.getIconWidth()  + x > w ? icon2.getIconWidth()   + x : w;
        h = icon2.getIconHeight() + y > h ? icon2.getIconHeight()  + y : h;
    }
    if (w < 1) w = 16;
    if (h < 1) h = 16;
    
    java.awt.image.ColorModel model = java.awt.GraphicsEnvironment.getLocalGraphicsEnvironment ().
                                      getDefaultScreenDevice ().getDefaultConfiguration ().
                                      getColorModel (java.awt.Transparency.BITMASK);
    java.awt.image.BufferedImage buffImage = new java.awt.image.BufferedImage (model,
         model.createCompatibleWritableRaster (w, h), model.isAlphaPremultiplied (), null);
    
    java.awt.Graphics g = buffImage.createGraphics ();
    if (icon1 != null) {
        icon1.paintIcon(c, g, 0, 0);
    }
    if (icon2 != null) {
        icon2.paintIcon(c, g, x, y);
    }
    g.dispose();
    
    return new ImageIcon(buffImage);
}
 

import javax.swing.Icon; //导入方法依赖的package包/类
/**
 * Checks colors on coordinates X,Y of the icon and compares them
 * to expectedResult.
 */
private void checkIfIconOk(Icon icon, Component c, int pixelX, int pixelY, int[] expectedResult, String nameOfIcon) {
    BufferedImage bufImg = new BufferedImage(16, 16, BufferedImage.TYPE_INT_RGB);
    icon.paintIcon(c, bufImg.getGraphics(), 0, 0);
    int[] res = bufImg.getData().getPixel(pixelX, pixelY, (int[])null);
    log("Icon height is " + icon.getIconHeight());
    log("Icon width is " + icon.getIconWidth());
    for (int i = 0; i < res.length; i++) {
        // Huh, Ugly hack. the sparc returns a fuzzy values +/- 1 unit e.g. 254 for Black instead of 255 as other OSs do
        // this hack doesn't broken the functionality which should testing
        assertTrue(nameOfIcon + ": Color of the ["+pixelX+","+pixelY+"] pixel is " + res[i] + ", expected was " + expectedResult[i], Math.abs(res[i] - expectedResult[i]) < 10);
    }
}
 

import javax.swing.Icon; //导入方法依赖的package包/类
@Override
public final void paintIcon(InstancePainter painter) {
	Graphics g = painter.getGraphics();
	g.setColor(Color.black);
	if (painter.getGateShape() == AppPreferences.SHAPE_RECTANGULAR) {
		Icon iconRect = getIconRectangular();
		if (iconRect != null) {
			iconRect.paintIcon(painter.getDestination(), g, 2, 2);
		} else {
			paintIconRectangular(painter);
		}
	} else if (painter.getGateShape() == AppPreferences.SHAPE_DIN40700) {
		Icon iconDin = getIconDin40700();
		if (iconDin != null) {
			iconDin.paintIcon(painter.getDestination(), g, 2, 2);
		} else {
			paintIconRectangular(painter);
		}
	} else {
		Icon iconShaped = getIconShaped();
		if (iconShaped != null) {
			iconShaped.paintIcon(painter.getDestination(), g, 2, 2);
		} else {
			paintIconShaped(painter);
		}
	}
}
 

import javax.swing.Icon; //导入方法依赖的package包/类
private void paintCloseButton(Graphics g, JComponent c) {
    if (((AbstractTabCellRenderer) c).isShowCloseButton()) {
        
        Rectangle r = new Rectangle(0, 0, c.getWidth(), c.getHeight());
        Rectangle cbRect = new Rectangle();
        getCloseButtonRectangle((JComponent) c, cbRect, r);
        
        //paint close button
        String iconPath = findIconPath( (NimbusEditorTabCellRenderer)c  );
        Icon icon = TabControlButtonFactory.getIcon( iconPath );
        icon.paintIcon(c, g, cbRect.x, cbRect.y);
    }
}
 

import javax.swing.Icon; //导入方法依赖的package包/类
/**
 * Scale the given icon to the given dimensions
 * 
 * @param label
 * @return
 */
public ImageIcon getScaledImageIcon(Icon icon, int width, int height) {
	if (icon != null) {
		BufferedImage buf = new BufferedImage(icon.getIconWidth(), icon.getIconHeight(),
				BufferedImage.TYPE_INT_RGB);
		Graphics graphics = buf.createGraphics();
		icon.paintIcon(null, graphics, 0, 0);
		graphics.dispose();

		Image dimg = buf.getScaledInstance(width, height, Image.SCALE_SMOOTH);
		return new ImageIcon(dimg);
	}
	return null;
}
 

import javax.swing.Icon; //导入方法依赖的package包/类
private static void writeIcon(OutputStream target, Project source) throws IOException {
    Icon icon = ProjectUtils.getInformation(source).getIcon();
    BufferedImage image = new BufferedImage(icon.getIconWidth(), icon.getIconHeight(), BufferedImage.TYPE_INT_ARGB);
    Graphics g = image.getGraphics();
    icon.paintIcon(new JLabel(), g, 0, 0);
    g.dispose();
    ImageIO.write(image, "png", target);
}
 

import javax.swing.Icon; //导入方法依赖的package包/类
@Override
public void paintIcon(InstancePainter painter) {
	Object type = painter.getAttributeValue(ATTR_TYPE);
	Icon icon = type == TYPE_N ? ICON_N : ICON_P;
	icon.paintIcon(painter.getDestination(), painter.getGraphics(), 2, 2);
}