Revision 12438 trunk/libraries/libUIComponent/src/org/gvsig/gui/beans/imagenavigator/ImageNavigator.java
| ImageNavigator.java | ||
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import java.awt.event.MouseWheelEvent; |
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import java.awt.event.MouseWheelListener; |
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import javax.swing.ImageIcon; |
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import javax.swing.JComponent; |
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/** |
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* <code>ImageNavigator</code> es un componente que representa un manejador |
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* |
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* @version 04/05/2007 |
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* @author BorSanZa - Borja S?nchez Zamorano (borja.sanchez@iver.es) |
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* |
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*/ |
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public class ImageNavigator extends JComponent implements KeyListener, MouseMotionListener, MouseListener, MouseWheelListener {
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private static final long serialVersionUID = 1164788214432359272L; |
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private IClientImageNavigator iClient = null; |
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private IClientImageNavigator iClient = null;
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private Image image = null;
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private Graphics2D widgetGraphics = null;
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private Image imageCache = null;
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private Graphics2D cacheGraphics = null;
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private Image image = null;
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private Graphics2D widgetGraphics = null;
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private Image imageCache = null;
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private Graphics2D cacheGraphics = null;
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private double zoom = 1.0; |
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private double x1 = 0.0; |
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private double y1 = 0.0; |
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private boolean yInverted = false; |
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private boolean xInverted = false; |
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private int width = 0, height = 0; |
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private boolean showHelp = false; |
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private double zoom = 1.0; |
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private double x1 = 0.0; |
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private double y1 = 0.0; |
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private boolean yInverted = false; |
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private boolean xInverted = false; |
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private int width = 0; |
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private int height = 0; |
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private boolean showHelp = false; |
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ImageIcon imageIconClose; |
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ImageIcon imageIconHelp; |
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/** |
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* Crea un <code>ImageNavigator</code> especificandole quien pintara el |
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* componente |
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* |
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* @param iClient |
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*/ |
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public ImageNavigator(IClientImageNavigator iClient) {
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this.addMouseMotionListener(this); |
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this.addMouseListener(this); |
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this.addMouseWheelListener(this); |
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this.setCursor(new Cursor(Cursor.MOVE_CURSOR)); |
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} |
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double initX1 = 0.0; |
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*/ |
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private void callShowHelp() {
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showHelp = !showHelp; |
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if (showHelp) |
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this.setCursor(new Cursor(Cursor.DEFAULT_CURSOR)); |
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else |
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this.setCursor(new Cursor(Cursor.MOVE_CURSOR)); |
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updateImageCache(true); |
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refreshImage(0, 0); |
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} |
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case 'H': |
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callShowHelp(); |
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break; |
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} |
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if (showHelp) |
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return; |
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switch (e.getKeyChar()) {
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case '+': |
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ZoomIn(width / 2.0, height / 2.0); |
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autoAdjusted = false; |
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getWidgetGraphics().fillRect(0, 0, width, height); |
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getWidgetGraphics().drawImage(imageCache, x, y, null); |
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if (showHelp) |
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paintHelp((Graphics2D) getWidgetGraphics()); |
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else |
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getWidgetGraphics().drawImage(getIconHelp().getImage(), width - getIconHelp().getIconWidth() - 4, 3, null); |
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} |
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/* |
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if (image != null) |
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g.drawImage(image, 0, 0, this); |
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paintHelp((Graphics2D) g); |
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// paintHelp((Graphics2D) g);
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} |
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/** |
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if (image != null) |
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getGraphics().drawImage(image, 0, 0, this); |
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paintHelp((Graphics2D) getGraphics()); |
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// paintHelp((Graphics2D) getGraphics());
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} |
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/** |
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* Devuelve el icono de cerrar |
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* @return |
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*/ |
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private ImageIcon getIconClose() {
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if (imageIconClose == null) {
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imageIconClose = new ImageIcon(getClass().getResource("images/close.png"));
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} |
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return imageIconClose; |
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} |
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/** |
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* Devuelve el icono ayuda |
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* @return |
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*/ |
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private ImageIcon getIconHelp() {
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if (imageIconHelp == null) {
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imageIconHelp = new ImageIcon(getClass().getResource("images/help.png"));
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} |
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return imageIconHelp; |
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} |
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private void paintHelp(Graphics2D g) {
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if (!showHelp) |
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return; |
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int sep = 13; |
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int pos = sep + 1; |
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graphics2.setColor(new Color(185, 185, 185)); |
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graphics2.drawLine(0, alto, width, alto); |
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AlphaComposite myAlpha = AlphaComposite.getInstance(AlphaComposite.SRC_OVER, 0.8f); |
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graphics2.drawImage(getIconClose().getImage(), width - getIconClose().getIconWidth() - 4, 3, null); |
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AlphaComposite myAlpha = AlphaComposite.getInstance(AlphaComposite.SRC_OVER, 0.7f); |
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g.setComposite(myAlpha); |
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g.drawImage(image2, 0, 0, this); |
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myAlpha = AlphaComposite.getInstance(AlphaComposite.SRC_OVER, 1.0f); |
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g.setComposite(myAlpha); |
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} |
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Point mouse = null; |
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* @see java.awt.event.MouseListener#mousePressed(java.awt.event.MouseEvent) |
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*/ |
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public void mousePressed(MouseEvent e) {
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if (showHelp) return; |
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if ((e.getX() > (width - 20)) && (e.getY() < 20)) {
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callShowHelp(); |
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return; |
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} |
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requestFocus(); |
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if ((e.getButton() != MouseEvent.BUTTON1) && (e.getButton() != MouseEvent.BUTTON2)) |
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return; |
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* @see java.awt.event.MouseMotionListener#mouseDragged(java.awt.event.MouseEvent) |
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*/ |
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public void mouseDragged(MouseEvent e) {
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if (showHelp) return; |
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changePos(e.getX(), e.getY()); |
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} |
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* @see java.awt.event.MouseListener#mouseReleased(java.awt.event.MouseEvent) |
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*/ |
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public void mouseReleased(MouseEvent e) {
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if (showHelp) return; |
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if (mouse != null) {
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x1 = x1 - ((e.getX() - mouse.getX())/zoom); |
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y1 = y1 - ((e.getY() - mouse.getY())/zoom); |
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* del puntero. |
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*/ |
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public void mouseWheelMoved(MouseWheelEvent e) {
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if (showHelp) return; |
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if (e.getWheelRotation() > 0) {
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ZoomOut(isXInverted() ? this.getWidth() - e.getX() : e.getX(), isYInverted() ? this.getHeight() - e.getY() : e.getY()); |
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autoAdjusted = false; |
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return xInverted; |
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} |
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/* |
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* (non-Javadoc) |
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* @see java.awt.event.MouseMotionListener#mouseMoved(java.awt.event.MouseEvent) |
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*/ |
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public void mouseMoved(MouseEvent e) {
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if ((e.getX() > (width - 20)) && (e.getY() < 20)) {
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setCursor(new Cursor(Cursor.HAND_CURSOR)); |
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} else {
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setCursor(new Cursor(Cursor.MOVE_CURSOR)); |
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} |
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} |
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public void keyReleased(KeyEvent e) {}
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public void keyTyped(KeyEvent e) {}
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public void mouseMoved(MouseEvent e) {}
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public void mouseClicked(MouseEvent e) {}
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public void mouseEntered(MouseEvent e) {}
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public void mouseExited(MouseEvent e) {}
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