98 lines
2.1 KiB
Java
98 lines
2.1 KiB
Java
import java.awt.Graphics;
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import java.awt.Graphics2D;
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import java.awt.TexturePaint;
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import java.awt.event.MouseAdapter;
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import java.awt.event.MouseEvent;
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import java.awt.event.MouseMotionAdapter;
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import java.awt.geom.Point2D;
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import java.awt.geom.Rectangle2D;
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import java.awt.geom.RectangularShape;
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import java.awt.image.BufferedImage;
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import java.io.File;
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import java.io.IOException;
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import java.util.ArrayList;
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import javax.imageio.ImageIO;
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import javax.swing.JPanel;
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import javax.swing.SwingUtilities;
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public class FestivalPanel extends JPanel {
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BufferedImage background;
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ArrayList<DrawObject> objects = new ArrayList<>();
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DrawObject dragObject = null;
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DrawObject selectedObject = null;
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Point2D dragOffset;
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FestivalPanel()
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{
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try {
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background = ImageIO.read(new File("images/grass.jpg"));
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} catch (IOException e1) {
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e1.printStackTrace();
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}
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addMouseListener(new MouseAdapter()
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{
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public void mousePressed(MouseEvent e) {
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for(DrawObject o : objects){
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o.setSelected(false);
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if(o.contains(e.getPoint()))
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{
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dragObject = o;
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selectedObject = o;
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selectedObject.setSelected(true);
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dragOffset = new Point2D.Double(e.getX() - o.position.getX(), e.getY() - o.position.getY());
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}
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}
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repaint();
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}
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public void mouseReleased(MouseEvent e) {
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dragObject = null;
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dragOffset = null;
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}
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});
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addMouseMotionListener(new MouseMotionAdapter() {
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public void mouseDragged(MouseEvent e) {
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if(dragObject != null)
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{
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if(SwingUtilities.isLeftMouseButton(e))
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dragObject.position = new Point2D.Double(e.getX() - dragOffset.getX(), e.getY() - dragOffset.getY());
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else
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dragObject.rotation = e.getX();
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repaint();
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}
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}
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});
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}
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public void paintComponent(Graphics g)
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{
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super.paintComponent(g);
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Graphics2D g2 = (Graphics2D)g;
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TexturePaint p = new TexturePaint(background, new Rectangle2D.Double(0, 0, 100, 100));
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g2.setPaint(p);
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g2.fill(new Rectangle2D.Double(0,0,getWidth(), getHeight()));
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for(DrawObject o : objects)
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o.draw(g2);
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}
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public void add(DrawObject o)
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{
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objects.add(o);
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repaint();
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}
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}
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