Java Icon.getIconWidth方法代码示例

import javax.swing.Icon; //导入方法依赖的package包/类
public static void paintRotated(Graphics g, int x, int y, Direction dir, Icon icon, Component dest) {
	if (!(g instanceof Graphics2D) || dir == Direction.EAST) {
		icon.paintIcon(dest, g, x, y);
		return;
	}

	Graphics2D g2 = (Graphics2D) g.create();
	double cx = x + icon.getIconWidth() / 2.0;
	double cy = y + icon.getIconHeight() / 2.0;
	if (dir == Direction.WEST) {
		g2.rotate(Math.PI, cx, cy);
	} else if (dir == Direction.NORTH) {
		g2.rotate(-Math.PI / 2.0, cx, cy);
	} else if (dir == Direction.SOUTH) {
		g2.rotate(Math.PI / 2.0, cx, cy);
	} else {
		g2.translate(-x, -y);
	}
	icon.paintIcon(dest, g2, x, y);
	g2.dispose();
}
 

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
/**
 * Converts given icon to a {@link java.awt.Image}.
 *
 * @param icon {@link javax.swing.Icon} to be converted.
 */
public static final Image icon2Image(Icon icon) {
    if (icon == null) {
        LOGGER.log(Level.WARNING, null, new NullPointerException());
        return loadImage("org/openide/nodes/defaultNode.png", true);
    }
    if (icon instanceof ImageIcon) {
        return ((ImageIcon) icon).getImage();
    } else {
        ToolTipImage image = new ToolTipImage("", icon.getIconWidth(), icon.getIconHeight(), BufferedImage.TYPE_INT_ARGB);
        Graphics g = image.getGraphics();
        icon.paintIcon(new JLabel(), g, 0, 0);
        g.dispose();
        return image;
    }
}
 

import javax.swing.Icon; //导入方法依赖的package包/类
private void configureForNode(Node node) {
    renderer.reset();
    
    Image nodeIcon = node.getIcon(BeanInfo.ICON_COLOR_16x16);
    Icon icon = nodeIcon != null && nodeIcon != BreadcrumbsController.NO_ICON ? ImageUtilities.image2Icon(nodeIcon) : null;
    int width = icon != null ? icon.getIconWidth() : 0;
    if (width > 0) {
        renderer.setIcon(icon);
        renderer.setIconTextGap(ICON_TEXT_SEPARATOR);
    } else {
        renderer.setIcon(null);
        renderer.setIconTextGap(0);
    }
    String html = node.getHtmlDisplayName();
    if (html != null) {
        renderer.setHtml(true);
        renderer.setText(html);
    } else {
        renderer.setHtml(false);
        renderer.setText(node.getDisplayName());
    }
    renderer.setFont(getFont());
}
 

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
public void getCloseButtonRectangle(JComponent jc, Rectangle rect, Rectangle bounds) {
    boolean rightClip = ((NimbusEditorTabCellRenderer) jc).isClipRight();
    boolean leftClip = ((NimbusEditorTabCellRenderer) jc).isClipLeft();
    boolean notSupported = !((NimbusEditorTabCellRenderer) jc).isShowCloseButton();
    if (leftClip || rightClip || notSupported) {
        rect.x = -100;
        rect.y = -100;
        rect.width = 0;
        rect.height = 0;
    } else {
        String iconPath = findIconPath((NimbusEditorTabCellRenderer) jc);
        Icon icon = TabControlButtonFactory.getIcon(iconPath);
        int iconWidth = icon.getIconWidth();
        int iconHeight = icon.getIconHeight();
        rect.x = bounds.x + bounds.width - iconWidth - 2;
        rect.y = bounds.y + (Math.max(0, bounds.height / 2 - iconHeight / 2));
        rect.width = iconWidth;
        rect.height = iconHeight;
    }
}
 

import javax.swing.Icon; //导入方法依赖的package包/类
protected Icon getResizedIcon(Icon originalIcon) {
    if(originalIcon == null) {
        return null;
    } else {
        int width = originalIcon.getIconWidth();
        int height = originalIcon.getIconHeight();
        if(width != 48) {
            double scale = 48.0D / (double)width;
            BufferedImage bi = new BufferedImage((int)(scale * (double)width), (int)(scale * (double)height), 2);
            Graphics2D g = bi.createGraphics();
            g.setRenderingHints(HI_QUALITY_HINTS);
            g.scale(scale, scale);
            originalIcon.paintIcon((Component)null, g, 0, 0);
            g.dispose();
            return new ImageIcon(bi);
        } else {
            return originalIcon;
        }
    }
}
 

import javax.swing.Icon; //导入方法依赖的package包/类
/**
 * Returns the icon from this icon group with the specified name.
 *
 * @param name The name of the icon.  For example, if you want the icon
 * specified in <code>new.gif</code>, this value should be
 * <code>new</code>.
 * @return The icon, or <code>null</code> if it could not be found or
 *         loaded.
 * @see #getLargeIcon
 */
public Icon getIcon(String name) {
	Icon icon = getIconImpl(path + name + "." + extension);
	// JDK 6.0 b74 returns icons with width/height==-1 in certain error
	// cases (new ImageIcon(url) where url is not resolved?).  We'll
	// just return null in this case as Swing AbstractButtons throw
	// exceptions when expected to paint an icon with width or height
	// is less than 1.
	if (icon!=null && (icon.getIconWidth()<1 || icon.getIconHeight()<1)) {
		icon = null;
	}
	return icon;
}
 

import javax.swing.Icon; //导入方法依赖的package包/类
private static JButton createButton(String iconPath, String tooltip) {
    Icon icon = ImageUtilities.loadImageIcon(iconPath, false);
    final JButton button = new JButton(icon);
    // ensure small size, just for the icon
    Dimension size = new Dimension(icon.getIconWidth() + 8, icon.getIconHeight() + 8);
    button.setPreferredSize(size);
    button.setMargin(new Insets(1, 1, 1, 1));
    button.setBorder(new EmptyBorder(button.getBorder().getBorderInsets(button)));
    button.setToolTipText(tooltip);
    button.setFocusable(false);
    return button;
}
 

import javax.swing.Icon; //导入方法依赖的package包/类
private static JButton createButton (String iconPath, String tooltip) {
    Icon icon = ImageUtilities.loadImageIcon(iconPath, false);
    final JButton button = new JButton(icon);
    // ensure small size, just for the icon
    Dimension size = new Dimension(icon.getIconWidth() + 8, icon.getIconHeight() + 8);
    button.setPreferredSize(size);
    button.setMargin(new Insets(1, 1, 1, 1));
    button.setBorder(new EmptyBorder(button.getBorder().getBorderInsets(button)));
    button.setToolTipText(tooltip);
    button.setFocusable(false);
    return button;
}
 

import javax.swing.Icon; //导入方法依赖的package包/类
/**
 * paint is subclassed to draw the background correctly.  JLabel
 * currently does not allow backgrounds other than white, and it
 * will also fill behind the icon.  Something that isn't desirable.
 */
@Override
public void paint(Graphics g) {
    Color bColor;
    Icon currentI = getIcon();

    if (selected) {
        bColor = SELECTED_BACKGROUND_COLOR;
    } else if (getParent() != null) /* Pick background color up from parent (which will come from
    the JTree we're contained in). */ {
        bColor = getParent().getBackground();
    } else {
        bColor = getBackground();
    }
    g.setColor(bColor);
    if (currentI != null && getText() != null) {
        int offset = (currentI.getIconWidth() + getIconTextGap());

        if (getComponentOrientation().isLeftToRight()) {
            g.fillRect(offset, 0, getWidth() - 1 - offset,
                    getHeight() - 1);
        } else {
            g.fillRect(0, 0, getWidth() - 1 - offset, getHeight() - 1);
        }
    } else {
        g.fillRect(0, 0, getWidth() - 1, getHeight() - 1);
    }
    super.paint(g);
}
 

import javax.swing.Icon; //导入方法依赖的package包/类
/**
 * Returns the amount to indent the specified component if it's
 * a JCheckBox or JRadioButton.  If the component is not a JCheckBox or
 * JRadioButton, 0 will be returned.
 */
int getButtonChildIndent(JComponent c, int position) {
    if ((c instanceof JRadioButton) || (c instanceof JCheckBox)) {
        AbstractButton button = (AbstractButton)c;
        Insets insets = c.getInsets();
        Icon icon = getIcon(button);
        int gap = button.getIconTextGap();
        if (isLeftAligned(button, position)) {
            return insets.left + icon.getIconWidth() + gap;
        } else if (isRightAligned(button, position)) {
            return insets.right + icon.getIconWidth() + gap;
        }
    }
    return 0;
}
 

import javax.swing.Icon; //导入方法依赖的package包/类
private boolean _setIcon(int index, Icon i, final boolean[] widthChanged) {
    if (i == null) {
        i = TabData.NO_ICON;
    }
    TabData data = getTab(index);
    if (i != data.getIcon()) {
        widthChanged[0] = data.getIcon().getIconWidth()
                != i.getIconWidth();
        data.icon = i;
        return true;
    } else {
        return false;
    }
}
 

import javax.swing.Icon; //导入方法依赖的package包/类
protected Point getInPortOffset(Icon icon, Dimension cellDimension) {
	int iconHeight = icon.getIconHeight();
	int iconWidth = icon.getIconWidth();
	int xOff = (cellDimension.width - iconWidth) / 2 * 1000 / cellDimension.width;
	int yOff = iconHeight / 2 * 1000 / cellDimension.height;
	return new Point(xOff, yOff);
}
 

import javax.swing.Icon; //导入方法依赖的package包/类
private JButton createDropDownButton() {
    Icon icon = ImageUtilities.loadImageIcon("org/netbeans/modules/debugger/resources/evaluator/drop_down_arrow.png", false);
    final JButton button = new DropDownButton();
    button.setIcon(icon);
    String tooltipText = NbBundle.getMessage(CodeEvaluatorUI.class, "CTL_Expressions_Dropdown_tooltip");
    button.setToolTipText(tooltipText);
    button.setEnabled(false);
    Dimension size = new Dimension(icon.getIconWidth() + 3, icon.getIconHeight() + 2);
    button.setPreferredSize(size);
    button.setMargin(new Insets(0, 0, 0, 0));
    button.setFocusable(false);
    AbstractAction action = new AbstractAction() {
        @Override
        public void actionPerformed(ActionEvent e) {
            if ("pressed".equals(e.getActionCommand())) {
                JComponent jc = (JComponent) e.getSource();
                Point p = new Point(0, 0);
                SwingUtilities.convertPointToScreen(p, jc);
                if (!ButtonPopupSwitcher.isShown()) {
                    SwitcherTableItem[] items = createSwitcherItems();
                    ButtonPopupSwitcher.selectItem(jc, items, p.x, p.y);
                }
                //Other portion of issue 37487, looks funny if the
                //button becomes pressed
                if (jc instanceof AbstractButton) {
                    AbstractButton jb = (AbstractButton) jc;
                    jb.getModel().setPressed(false);
                    jb.getModel().setRollover(false);
                    jb.getModel().setArmed(false);
                    jb.repaint();
                }
            }
        } // actionPerformed

        @Override
        public boolean isEnabled() {
            return !getEditItemsList().isEmpty();
        }

    };
    action.putValue(Action.SMALL_ICON, icon);
    action.putValue(Action.SHORT_DESCRIPTION, tooltipText);
    button.setAction(action);
    return button;
}