org.noos.xing.mydoggy.mydoggyset.action.MagnifierAction Maven / Gradle / Ivy
package org.noos.xing.mydoggy.mydoggyset.action;
import org.noos.xing.mydoggy.plaf.ui.cmp.event.FloatingMoveMouseInputHandler;
import org.noos.xing.mydoggy.plaf.ui.util.GraphicsUtil;
import org.noos.xing.mydoggy.plaf.ui.util.SwingUtil;
import javax.swing.*;
import java.awt.*;
import java.awt.event.*;
import java.awt.geom.Ellipse2D;
import java.awt.image.BufferedImage;
import java.util.prefs.Preferences;
/**
* @author Angelo De Caro ([email protected])
*/
public class MagnifierAction extends AbstractAction {
protected Component parentComponent;
protected JFileChooser fileChooser;
protected Preferences preferences;
protected LensPanel lensPanel;
protected PreviewPanel previewPanel;
protected Rectangle boundsToShot;
public MagnifierAction(Component parentComponent) {
super("Magnifier");
this.parentComponent = parentComponent;
this.lensPanel = new LensPanel();
putValue(ACCELERATOR_KEY, KeyStroke.getKeyStroke(new Character('m'), InputEvent.CTRL_MASK));
KeyboardFocusManager.getCurrentKeyboardFocusManager().addKeyEventPostProcessor(new KeyEventPostProcessor() {
public boolean postProcessKeyEvent(KeyEvent e) {
switch (e.getID()) {
case KeyEvent.KEY_TYPED:
if (e.isControlDown() && e.getKeyChar() == 13)
MagnifierAction.this.actionPerformed(null);
break;
}
return false;
}
});
}
public void actionPerformed(ActionEvent e) {
lensPanel.mount();
SwingUtil.repaint(parentComponent);
}
protected class LensPanel extends JPanel {
protected JLayeredPane layeredPane;
protected boolean restore;
protected Ellipse2D bigLen = new Ellipse2D.Double(3,3,144,144);
protected Ellipse2D smallLen = new Ellipse2D.Double(125,125,40,40);
protected int zoomLevel;
protected int lensPosition;
public LensPanel() {
setOpaque(false);
FloatingMoveMouseInputHandler floatingMoveMouseInputHandler = new FloatingMoveMouseInputHandler(this) {
public void mouseReleased(MouseEvent ev) {
super.mouseReleased(ev);
SwingUtil.repaint(LensPanel.this);
}
};
addMouseListener(floatingMoveMouseInputHandler);
addMouseMotionListener(floatingMoveMouseInputHandler);
LensMouseInput lensMouseInput = new LensMouseInput();
addMouseListener(lensMouseInput);
addMouseWheelListener(lensMouseInput);
layeredPane = ((RootPaneContainer)parentComponent).getLayeredPane();
lensPosition = 0;
zoomLevel = 0;
}
protected void processMouseEvent(MouseEvent e) {
switch (e.getID()) {
case MouseEvent.MOUSE_PRESSED:
case MouseEvent.MOUSE_CLICKED:
if (bigLen.contains(e.getX(), e.getY()) ||
smallLen.contains(e.getX(), e.getY()))
super.processMouseEvent(e);
break;
default:
super.processMouseEvent(e);
}
}
protected void processMouseWheelEvent(MouseWheelEvent e) {
switch (e.getID()) {
case MouseEvent.MOUSE_WHEEL:
if (bigLen.contains(e.getX(), e.getY()) ||
smallLen.contains(e.getX(), e.getY()))
super.processMouseWheelEvent(e);
break;
default:
super.processMouseWheelEvent(e);
}
}
public void mount() {
int x = (parentComponent.getWidth() / 2) - 50;
int y = (parentComponent.getHeight() / 2) - 50;
setBounds(x, y, 171, 171);
layeredPane.remove(this);
layeredPane.setLayer(this, JLayeredPane.DEFAULT_LAYER + 3);
layeredPane.add(this);
SwingUtil.repaint(layeredPane);
}
public void unmount() {
layeredPane.remove(this);
SwingUtil.repaint(layeredPane);
}
public void unmount(Runnable runnable) {
layeredPane.remove(this);
SwingUtil.repaint(layeredPane, runnable);
}
protected void paintComponent(Graphics g) {
Graphics scratchGraphics = (g == null) ? null : g.create();
try {
Graphics2D g2D = (Graphics2D) g;
g2D.setRenderingHint(RenderingHints.KEY_ANTIALIASING, RenderingHints.VALUE_ANTIALIAS_ON);
Rectangle bounds = smallLen.getBounds();
Point location = bounds.getLocation();
SwingUtilities.convertPointToScreen(location, this);
bounds.setLocation(location);
Robot robot = new Robot();
int extra = zoomLevel * 10;
BufferedImage image = GraphicsUtil.scale(robot.createScreenCapture(bounds), 144 + extra, 144 + extra);
g.setColor(Color.BLACK);
switch (lensPosition) {
case 0 :
g.drawOval(0, 0, 150, 150);
g.drawOval(1, 1, 148, 148);
g.drawOval(2, 2, 146, 146);
g.drawOval(3, 3, 144, 144);
g.drawOval(120, 120, 50, 50);
g.drawOval(121, 121, 48, 48);
g.drawOval(122, 122, 46, 46);
Shape oldClip = g.getClip();
g.setClip(bigLen);
g.drawImage(image, 3 - extra / 2, 3 - extra / 2, this);
g.setClip(oldClip);
break;
case 1 :
g.drawOval(20, 0, 150, 150);
g.drawOval(21, 1, 148, 148);
g.drawOval(22, 2, 146, 146);
g.drawOval(23, 3, 144, 144);
g.drawOval(0, 120, 50, 50);
g.drawOval(1, 121, 48, 48);
g.drawOval(2, 122, 46, 46);
oldClip = g.getClip();
g.setClip(bigLen);
g.drawImage(image, 23 - extra / 2, 3 - extra / 2, this);
g.setClip(oldClip);
break;
case 2 :
g.drawOval(20, 20, 150, 150);
g.drawOval(21, 21, 148, 148);
g.drawOval(22, 22, 146, 146);
g.drawOval(23, 23, 144, 144);
g.drawOval(0, 0, 50, 50);
g.drawOval(1, 1, 48, 48);
g.drawOval(2, 2, 46, 46);
oldClip = g.getClip();
g.setClip(bigLen);
g.drawImage(image, 23 - extra / 2, 23 - extra / 2, this);
g.setClip(oldClip);
break;
case 3 :
g.drawOval(0, 20, 150, 150);
g.drawOval(1, 21, 148, 148);
g.drawOval(2, 22, 146, 146);
g.drawOval(3, 23, 144, 144);
g.drawOval(120, 0, 50, 50);
g.drawOval(121, 1, 48, 48);
g.drawOval(122, 2, 46, 46);
oldClip = g.getClip();
g.setClip(bigLen);
g.drawImage(image, 3 - extra / 2, 23 - extra / 2, this);
g.setClip(oldClip);
break;
}
} catch (Exception e) {
e.printStackTrace();
} finally {
scratchGraphics.dispose();
}
}
protected class LensMouseInput extends MouseAdapter implements ActionListener, MouseWheelListener {
protected JPopupMenu popupMenu;
public LensMouseInput() {
popupMenu = new JPopupMenu();
JMenuItem close = new JMenuItem("Close");
close.setActionCommand("close");
close.addActionListener(this);
popupMenu.add(close);
}
public void mouseWheelMoved(MouseWheelEvent e) {
if (bigLen.contains(e.getX(), e.getY())) {
zoomLevel += e.getWheelRotation();
if (zoomLevel < 0)
zoomLevel = 0;
SwingUtil.repaint(LensPanel.this);
} else if (smallLen.contains(e.getX(), e.getY())) {
// Change ellipse position...
lensPosition = (lensPosition + e.getWheelRotation()) % 4;
switch (lensPosition) {
case 0 :
bigLen.setFrame(3,3,144,144);
smallLen.setFrame(125,125,40,40);
break;
case 1 :
bigLen.setFrame(23,3,144,144);
smallLen.setFrame(5,125,40,40);
break;
case 2 :
bigLen.setFrame(23,23,144,144);
smallLen.setFrame(5,5,40,40);
break;
case 3 :
bigLen.setFrame(3,23,144,144);
smallLen.setFrame(125,5,40,40);
break;
}
SwingUtil.repaint(LensPanel.this);
}
}
public void actionPerformed(ActionEvent e) {
String actionCommand = e.getActionCommand();
if ("close".equals(actionCommand)) {
unmount();
}
}
public void mouseClicked(MouseEvent e) {
if (SwingUtilities.isRightMouseButton(e)) {
popupMenu.show(e.getComponent(), e.getX(), e.getY());
}
}
}
}
}© 2015 - 2025 Weber Informatics LLC | Privacy Policy