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NickMeinholdTheCanvas v0.3

/ Published in: Java
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  1. // added code to select an item from the canvas, currently just prints the item's image path
  2. // just to show it works.  The properties toolbar needs to change accordingly
  3.  
  4. package project;
  5.  
  6. import java.awt.*;
  7. import javax.imageio.ImageIO;
  8. import javax.swing.*;
  9.  
  10. import java.awt.event.*;
  11. import java.io.File;
  12. import java.util.ArrayList;
  13. import java.util.Iterator;
  14.  
  15. public class TheCanvas extends JPanel implements MouseListener, MouseMotionListener {
  16.  
  17. 	private int X, Y;
  18. 	private Image image;
  19. 	static public ArrayList<Item> canvas_items = new ArrayList<Item>();
  20.  
  21. 	public TheCanvas() {
  22. 		addMouseMotionListener(this);
  23. 		addMouseListener(this);
  24. 	    setVisible(true);
  25. 	}
  26. 	public void mouseMoved(MouseEvent event) {
  27. 		X = (int) event.getPoint().getX();
  28. 		Y = (int) event.getPoint().getY();
  29. 		repaint();
  30. 	}
  31. 	public void mouseDragged(MouseEvent event) {
  32. 		mouseMoved(event);
  33. 	}
  34. 	public void mousePressed(MouseEvent event) {
  35.  
  36. 	}
  37.  
  38. 	public void mouseReleased(MouseEvent event) {
  39.  
  40. 	}
  41.  
  42. 	public void mouseEntered(MouseEvent event) {
  43.  
  44. 	}
  45.  
  46. 	public void mouseExited(MouseEvent event) {
  47.  
  48. 	}
  49.  
  50. 	public void mouseClicked(MouseEvent event) {
  51. 		System.out.println(X+","+Y);
  52. 		if(MapMaker.current_item != null) {
  53. 			Item placed_item = new Item(MapMaker.current_item);
  54. 			placed_item.setPos(X, Y);
  55. 			canvas_items.add(placed_item);
  56. 			MapMaker.current_item = null;
  57. 			repaint();
  58. 		}
  59. 		else {
  60. 			for (int i = canvas_items.size()-1; i >= 0; i--) {
  61. 				Item item = (Item) canvas_items.get(i) ;
  62. 				if(item.picked(X, Y)) {
  63. 			    	System.out.println(item.getImgpath());
  64. 			    	break;
  65. 			    }
  66.  
  67. 		  }
  68. 		}
  69.  
  70. 	}
  71. 	  public void update(Graphics graphics) {
  72. 	    paint(graphics);
  73. 	  }
  74. 	  public void paint(Graphics g) {
  75. 		// Dynamically calculate size information
  76. 	        Dimension size = getSize();
  77. 	        // diameter
  78. 	        //int d = Math.min(size.width, size.height); 
  79. 	        //int x = (size.width - d)/2;
  80. 	        //int y = (size.height - d)/2;
  81. 		  g.setColor(Color.white);
  82. 		  g.fillRect(0, 0, size.width, size.height);
  83. 		  for (Iterator<Item> it = canvas_items.iterator (); it.hasNext (); ) {
  84. 			    Item item = it.next ();
  85. 			    g.drawImage(item.getImg(), item.getPos().x, item.getPos().y, null);
  86. 		  }
  87. 		  if(MapMaker.current_item != null)
  88. 			  g.drawImage(MapMaker.current_item.getImg(), X, Y, null);
  89. 	  }
  90.  
  91. }

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