Java ImageIcon.getIconWidth方法代码示例

import javax.swing.ImageIcon; //导入方法依赖的package包/类
private Icon readIconFromFile( File iconFile ) {
    try {
        Image img = ImageIO.read( iconFile.toURL() );
        if( null != img ) {
            ImageIcon res = new ImageIcon( img );
            if( res.getIconWidth() > 32 || res.getIconHeight() > 32 )  {
                JOptionPane.showMessageDialog(this, NbBundle.getMessage(TextImporterUI.class, "Err_IconTooBig"), //NOI18N
                        NbBundle.getMessage(TextImporterUI.class, "Err_Title"), JOptionPane.ERROR_MESSAGE  ); //NOI18N
                return null;
            }
            return res;
        }
    } catch( ThreadDeath td ) {
        throw td;
    } catch( Throwable ioE ) {
        //ignore
    }
    JOptionPane.showMessageDialog(this, 
            NbBundle.getMessage(TextImporterUI.class, "Err_CannotLoadIconFromFile", iconFile.getName()), //NOI18N
            NbBundle.getMessage(TextImporterUI.class, "Err_Title"), JOptionPane.ERROR_MESSAGE  ); //NOI18N
    return null;
}
 

import javax.swing.ImageIcon; //导入方法依赖的package包/类
@NbBundle.Messages({"CTL_DeactivateAllBreakpoints=Deactivate all breakpoints in current session",
                    "CTL_ActivateAllBreakpoints=Activate all breakpoints in current session",
                    "CTL_NoDeactivation=The current session does not allow to deactivate breakpoints",
                    "CTL_NoSession=No debugger session"})
public static AbstractButton createActivateBreakpointsActionButton() {
    ImageIcon icon = ImageUtilities.loadImageIcon(DEACTIVATED_LINE_BREAKPOINT, false);
    final JToggleButton button = new JToggleButton(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(Bundle.CTL_DeactivateAllBreakpoints());
    button.setFocusable(false);
    final BreakpointsActivator ba = new BreakpointsActivator(button);
    button.addActionListener(ba);
    DebuggerManager.getDebuggerManager().addDebuggerListener(DebuggerManager.PROP_CURRENT_ENGINE, new DebuggerManagerAdapter() {
        @Override
        public void propertyChange(PropertyChangeEvent evt) {
            DebuggerEngine de = (DebuggerEngine) evt.getNewValue();
            ba.setCurrentEngine(de);
        }
    });
    ba.setCurrentEngine(DebuggerManager.getDebuggerManager().getCurrentEngine());
    return button;
}
 

import javax.swing.ImageIcon; //导入方法依赖的package包/类
@Override
public void serialize(ImageIcon vi, JsonGenerator jgen, SerializerProvider provider)
    throws IOException, JsonProcessingException {
  synchronized (vi) {

    BufferedImage v = new BufferedImage(
      vi.getIconWidth(),
      vi.getIconHeight(),
      BufferedImage.TYPE_INT_RGB);
    Graphics g = v.createGraphics();
    // paint the Icon to the BufferedImage.
    vi.paintIcon(null, g, 0, 0);
    g.dispose();

    ByteArrayOutputStream baos = new ByteArrayOutputStream();
    ImageIO.write(v, "png", baos);
    byte [] data = baos.toByteArray();
    jgen.writeStartObject();
    jgen.writeStringField("type",  "ImageIcon");
    jgen.writeObjectField("imageData", data);
    jgen.writeNumberField("width", v.getWidth());
    jgen.writeNumberField("height", v.getHeight());
    jgen.writeEndObject();
  }
}
 

import javax.swing.ImageIcon; //导入方法依赖的package包/类
/**
 * Converts a given Image into a BufferedImage
 *
 * @param img The Image to be converted
 * @return The converted BufferedImage
 */
public static BufferedImage toBufferedImage(final ImageIcon img) {
	final BufferedImage bimage = new BufferedImage(img.getIconWidth(), img.getIconHeight(), BufferedImage.TYPE_INT_ARGB);

	final Graphics2D bGr = bimage.createGraphics();
	bGr.drawImage(img.getImage(), 0, 0, null);
	bGr.dispose();

	return bimage;
}
 

import javax.swing.ImageIcon; //导入方法依赖的package包/类
/**
 * resize and create the preview image
 *
 * @param path
 */
private void setPreview(String path) {

    ImageIcon icon = new ImageIcon(path);
    int w = icon.getIconWidth() > PREVIEW_SIZE.width ? PREVIEW_SIZE.width : icon.getIconWidth();
    int h = icon.getIconHeight() > PREVIEW_SIZE.height ? PREVIEW_SIZE.height : icon.getIconHeight();
    Image img = icon.getImage().getScaledInstance(w, h, Image.SCALE_SMOOTH);
    previewObj.setIcon(new ImageIcon(img));
    previewObj.setHorizontalAlignment(CENTER);
    previewObj.setVerticalAlignment(CENTER);
    previewObj.repaint();
}
 

import javax.swing.ImageIcon; //导入方法依赖的package包/类
public void loadImage() {
    if (file == null) {
        return;
    }

    ImageIcon tmpIcon = new ImageIcon(file.getPath());
    if (tmpIcon.getIconWidth() > 90) {
        thumbnail = new ImageIcon(tmpIcon.getImage().
                             getScaledInstance(90, -1,
                                               Image.SCALE_DEFAULT));
    } else {
        thumbnail = tmpIcon;
    }
}
 

import javax.swing.ImageIcon; //导入方法依赖的package包/类
/**
 * Rotates image on y axis
 * @param base image to be modified
 * @return mirrored image
 */
protected ImageIcon mirrorImage(ImageIcon base) {
	BufferedImage out = new BufferedImage(base.getIconWidth(), base.getIconHeight(), BufferedImage.TYPE_INT_ARGB);
	Graphics2D g = out.createGraphics();
	g.drawImage(base.getImage(), base.getIconWidth(), 0, 0, base.getIconHeight(), 0, 0, base.getIconWidth(), base.getIconHeight(), null);
	return new ImageIcon(out);
}
 

import javax.swing.ImageIcon; //导入方法依赖的package包/类
public static BufferedImage toBufferedImage(final ImageIcon icon) {
    if (icon == null) return null;
    final int w = icon.getIconWidth(), h = icon.getIconHeight();
    final BufferedImage bi = new BufferedImage(w, h, BufferedImage.TYPE_INT_ARGB); 
    final Graphics g = bi.createGraphics();
    icon.paintIcon(null, g, 0,0);
    g.dispose();
    return bi;
}
 

import javax.swing.ImageIcon; //导入方法依赖的package包/类
/**
 * Rescales an icon.
 * @param src the original icon.
 * @param newMinSize the minimum size of the new icon. The width and height of
 *                   the returned icon will be at least the width and height
 *                   respectively of newMinSize.
 * @param an ImageObserver.
 * @return the rescaled icon.
 */
public static ImageIcon rescale(ImageIcon src, Dimension newMinSize, ImageObserver observer) {
    double widthRatio =  newMinSize.getWidth() / (double) src.getIconWidth();
    double heightRatio = newMinSize.getHeight() / (double) src.getIconHeight();
    double scale = widthRatio > heightRatio ? widthRatio : heightRatio;
    
    int w = (int) Math.round(scale * src.getIconWidth());
    int h = (int) Math.round(scale * src.getIconHeight());
    BufferedImage dst = new BufferedImage(w, h, BufferedImage.TYPE_INT_RGB);
    Graphics2D g2 = dst.createGraphics();
    g2.drawImage(src.getImage(), 0, 0, w, h, observer);
    g2.dispose();
    return new ImageIcon(dst);
}
 

import javax.swing.ImageIcon; //导入方法依赖的package包/类
/**
 * Fonte: https://stackoverflow.com/questions/21382966/colorize-a-picture-in-java
 * MODIFICADO
 * @param image
 * @param color
 * @return 
 */
public static BufferedImage dye(ImageIcon image, Color color) {
    int w = image.getIconWidth();
    int h = image.getIconHeight();
    BufferedImage dyed = new BufferedImage(w, h, BufferedImage.TYPE_INT_ARGB);
    Graphics2D g = dyed.createGraphics();
    g.drawImage(image.getImage(), 0, 0, null);
    g.setComposite(AlphaComposite.SrcAtop);
    g.setColor(color);
    g.fillRect(0, 0, w, h);
    g.dispose();
    return dyed;
}
 

import javax.swing.ImageIcon; //导入方法依赖的package包/类
void Inicie(ParteAjuda sel) {
        this.setTitle(sel.getTitulo());
        if (sel.getByteImage() != null || sel.getHtml() != null) {//.isEmpty()) {
            Pan.removeAll();
            int H = 0;
            int W = 0;
            if (!sel.getHtml().isEmpty()) {
                JLabel htmLbl = new JLabel();
                htmLbl.setText(sel.getHtml());
                htmLbl.repaint();
                Dimension d = htmLbl.getPreferredSize();
                int x = (getPreferredSize().width - d.width) / 2;
                if (getPreferredSize().width < d.width) {
                    x = 0;
                }
//                int y = (getPreferredSize().height - d.height - subPan.getPreferredSize().height) / 2;
//                if (getPreferredSize().height - subPan.getPreferredSize().height < d.height) {
//                    y = 0;
//                }
                htmLbl.setBounds(x, 0, d.width, d.height);
                //Pan.setBackground(Color.yellow);
                Pan.add(htmLbl);
                H = d.height + 10;
                W = d.width;
            }
            if (sel.getByteImage() != null) {
                ImageIcon img = new ImageIcon(sel.getByteImage());
                JLabel picLabel = new JLabel(img);
                W = W > img.getIconWidth() ? W : img.getIconWidth();
                picLabel.setBounds(0, H, img.getIconWidth(), img.getIconHeight());
                picLabel.setPreferredSize(new Dimension(img.getIconWidth(), img.getIconHeight()));
                H += img.getIconHeight();
                Pan.setPreferredSize(new Dimension(W, H));
                Pan.add(picLabel);
            }
            Pan.revalidate();
            Pan.repaint();
        }
    }
 

import javax.swing.ImageIcon; //导入方法依赖的package包/类
private void setup(ImageIcon image)
{
	setBorder(null);
	setOpaque(false);

	image.setImageObserver(this);
	this.setIcon(image);

	height = image.getIconHeight();
	width = image.getIconWidth();
}
 

import javax.swing.ImageIcon; //导入方法依赖的package包/类
/**
 * Render a completion item using the provided icon and left and right
 * html texts.
 *
 * @param icon icon 16x16 that will be displayed on the left. It may be null
 *  which means that no icon will be displayed but the space for the icon
 *  will still be reserved (to properly align with other items
 *  that will provide an icon).
 * 
 * @param leftHtmlText html text that will be displayed on the left side
 *  of the item's rendering area next to the icon.
 *  <br/>
 *  It may be null which indicates that no left text will be displayed.
 *  <br/>
 *  If there's not enough horizontal space in the rendering area
 *  the text will be shrinked and "..." will be displayed at the end.
 *
 * @param rightHtmlText html text that will be aligned to the right edge
 *  of the item's rendering area.
 *  <br/>
 *  It may be null which means that no right text will be displayed.
 *  <br/>
 *  The right text is always attempted to be fully displayed unlike
 *  the left text that may be shrinked if there's not enough rendering space
 *  in the horizontal direction.
 *  <br/>
 *  If there's not enough space even for the right text it will be shrinked
 *  and "..." will be displayed at the end of the rendered string.
 * @param g non-null graphics through which the rendering happens.
 * @param defaultFont non-null default font to be used for rendering.
 * @param defaultColor non-null default color to be used for rendering.
 * @param width &gt;=0 available width for rendering.
 * @param height &gt;=0 available height for rendering.
 * @param selected whether the item being rendered is currently selected
 *  in the completion's JList. If selected the foreground color is forced
 *  to be black for all parts of the rendered strings.
 */
public static void renderHtml(ImageIcon icon, String leftHtmlText, String rightHtmlText,
Graphics g, Font defaultFont, Color defaultColor,
int width, int height, boolean selected) {
    if (icon != null) {
        // The image of the ImageIcon should already be loaded
        // so no ImageObserver should be necessary
        g.drawImage(icon.getImage(), BEFORE_ICON_GAP, (height - icon.getIconHeight()) /2, null);
    }
    int iconWidth = BEFORE_ICON_GAP + (icon != null ? icon.getIconWidth() : ICON_WIDTH) + AFTER_ICON_GAP;
    int rightTextX = width - AFTER_RIGHT_TEXT_GAP;
    FontMetrics fm = g.getFontMetrics(defaultFont);
    int textY = (height - fm.getHeight())/2 + fm.getHeight() - fm.getDescent();
    if (rightHtmlText != null && rightHtmlText.length() > 0) {
        int rightTextWidth = (int)PatchedHtmlRenderer.renderHTML(rightHtmlText, g, 0, 0, Integer.MAX_VALUE, 0,
                defaultFont, defaultColor, PatchedHtmlRenderer.STYLE_CLIP, false, true);
        rightTextX = Math.max(iconWidth, rightTextX - rightTextWidth);
        // Render right text
        PatchedHtmlRenderer.renderHTML(rightHtmlText, g, rightTextX, textY, rightTextWidth, textY,
            defaultFont, defaultColor, PatchedHtmlRenderer.STYLE_CLIP, true, selected);
        rightTextX = Math.max(iconWidth, rightTextX - BEFORE_RIGHT_TEXT_GAP);
    }

    // Render left text
    if (leftHtmlText != null && leftHtmlText.length() > 0 && rightTextX > iconWidth) { // any space for left text?
        PatchedHtmlRenderer.renderHTML(leftHtmlText, g, iconWidth, textY, rightTextX - iconWidth, textY,
            defaultFont, defaultColor, PatchedHtmlRenderer.STYLE_TRUNCATE, true, selected);
    }
}
 

import javax.swing.ImageIcon; //导入方法依赖的package包/类
/**
 * Merge two icons together. Output icon dimension is the same as background one.
 * @param background background icon
 * @param overlay overlay icon, needs to be transparent (will be moved and cropped)
 * @param cropMin minimum crop point for overlay icon (0,0 for no crop)
 * @param cropMax maximum crop point for overlay icon (width and height for no crop)
 * @param move upper left corner where cropped overlay image should be positioned on background image
 * @return merged icon
 */
protected ImageIcon mergeIcons(ImageIcon background, ImageIcon overlay, Point cropMin, Point cropMax, Point move) {
	BufferedImage out = new BufferedImage(background.getIconWidth(), background.getIconHeight(), BufferedImage.TYPE_INT_ARGB);
	Graphics2D g = out.createGraphics();
	g.drawImage(background.getImage(), 0, 0, null);
	g.drawImage(overlay.getImage(), move.x, move.y, move.x + cropMax.x - cropMin.x, move.y + cropMax.y - cropMin.y, cropMin.x, cropMin.y,
			cropMax.x, cropMax.y, null);
	return new ImageIcon(out);
}
 

import javax.swing.ImageIcon; //导入方法依赖的package包/类
/**
 * Creates a graph cell and initializes it with the specified user object.
 *
  * @param userObject an Object provided by the user that constitutes
 *                   the cell's data
 *
 * Conti Andrea  01-09-2003
 * Bertoli Marco 04-giu-2005
 */
public JmtCell(String icon, Object userObject) {
	super(userObject);
	ImageIcon ico = JMTImageLoader.loadImage(icon);
	GraphConstants.setIcon(attributes, ico);
	imageDimension = new Dimension(ico.getIconWidth(), ico.getIconHeight());
	GraphConstants.setSizeable(attributes, false);
	GraphConstants.setSize(attributes, imageDimension);
}