path: root/NET/worlds/console/ImageButtons.java

package NET.worlds.console;

import NET.worlds.scape.FrameEvent;
import java.awt.Container;
import java.awt.Dimension;
import java.awt.Event;
import java.awt.Graphics;
import java.awt.PopupMenu;
import java.awt.Rectangle;
import java.awt.event.MouseEvent;

public class ImageButtons extends ImageCanvas implements FramePart, DialogDisabled {
   private static final long serialVersionUID = -1495360044843592740L;
   protected static final int BLANK = 0;
   protected static final int NORMAL = 1;
   protected static final int CURSED = 2;
   protected static final int DOWN = 3;
   private static final int TITLE = 0;
   private static final int BUTTON = 1;
   private int width;
   private int height;
   private Dimension ghostImageDimension;
   protected Rectangle[] buttons;
   private int[] types;
   private boolean background = false;
   private int cursedButton = -1;
   private int clickedButton = -1;
   private boolean clickedButtonDown;
   private ImageButtonsCallback handler;
   private ImageButtonsCallback downUpHandler;
   private PopupMenu menu;
   private boolean isDialogDisabled;

   private void initEvents() {
      this.enableEvents(16L);
      this.enableEvents(32L);
   }

   protected ImageButtons() {
      this.buttons = new Rectangle[0];
      this.initEvents();
   }

   public ImageButtons(String imageName, int buttonWidth, int buttonHeight, ImageButtonsCallback handler) {
      this(imageName, buttonWidth, intToInts(buttonHeight), handler);
   }

   public ImageButtons(String imageName, Rectangle[] buttonRects, ImageButtonsCallback handler) {
      super(imageName);
      this.handler = handler;
      this.background = true;
      this.setHotspots(buttonRects);
      this.initEvents();
   }

   public ImageButtons(String imageName, int buttonWidth, int[] buttonHeights, ImageButtonsCallback handler) {
      super(imageName);
      this.handler = handler;
      this.buttons = new Rectangle[buttonHeights.length];
      this.types = new int[buttonHeights.length];
      int y = 0;

      for (int i = 0; i < buttonHeights.length; i++) {
         int h = buttonHeights[i];
         int rh;
         if (h > 0) {
            rh = h;
            this.types[i] = 1;
         } else {
            rh = -h;
            this.types[i] = 0;
         }

         this.buttons[i] = new Rectangle(0, y, buttonWidth, rh);
         y += rh;
      }

      this.ghostImageDimension = new Dimension(buttonWidth * 4, buttonHeights[0]);
      this.initEvents();
   }

   public void setHandler(ImageButtonsCallback handler) {
      this.handler = handler;
   }

   public void setDownUpHandler(ImageButtonsCallback handler) {
      this.downUpHandler = handler;
   }

   protected void setBackground(boolean background) {
      this.background = background;
   }

   protected void setWidth(int width) {
      this.width = width;
   }

   protected void setHeight(int height) {
      this.height = height;
   }

   protected synchronized void setHotspots(Rectangle[] buttonRects) {
      this.buttons = new Rectangle[buttonRects.length];
      this.types = new int[buttonRects.length];

      for (int i = 0; i < buttonRects.length; i++) {
         this.types[i] = 1;
         this.buttons[i] = new Rectangle(buttonRects[i]);
      }

      this.cursedButton = -1;
      this.clickedButton = -1;
      this.clickedButtonDown = false;
   }

   @Override
   public synchronized void paint(Graphics g) {
      g.clipRect(0, 0, this.width, this.height);
      if (this.background && this.image_ != null) {
         g.drawImage(this.image_, -1 * this.width, 0, null);
      }

      for (int i = 0; i < this.buttons.length; i++) {
         int state = 1;
         if (i == this.cursedButton) {
            state = 2;
         }

         if (i == this.clickedButton) {
            state = this.clickedButtonDown ? 3 : 1;
         }

         this.drawButton(g, i, state);
      }
   }

   @Override
   public Dimension preferredSize() {
      Dimension d = super.preferredSize();
      if (d.width == 0 && d.height == 0 && this.ghostImageDimension != null) {
         d = this.ghostImageDimension;
      }

      return new Dimension(this.width = d.width / 4, this.height = d.height);
   }

   @Override
   public Dimension minimumSize() {
      return this.preferredSize();
   }

   @Override
   public void processMouseMotionEvent(MouseEvent e) {
      if (!this.isDialogDisabled) {
         switch (e.getID()) {
            case 503:
            case 506:
               this.buttonAction(e.getX(), e.getY(), e.getID());
            case 504:
            case 505:
         }
      }

      super.processMouseEvent(e);
   }

   @Override
   public void processMouseEvent(MouseEvent e) {
      if (!this.isDialogDisabled) {
         switch (e.getID()) {
            case 501:
            case 502:
            case 504:
            case 505:
               this.buttonAction(e.getX(), e.getY(), e.getID());
            case 503:
         }
      }

      super.processMouseEvent(e);
   }

   @Override
   public boolean mouseMove(Event e, int x, int y) {
      return this.buttonAction(x, y, 503);
   }

   @Override
   public boolean mouseDown(Event e, int x, int y) {
      return (e.modifiers & 12) != 0 ? false : this.buttonAction(x, y, 501);
   }

   @Override
   public boolean mouseUp(Event e, int x, int y) {
      return (e.modifiers & 12) != 0 ? false : this.buttonAction(x, y, 502);
   }

   @Override
   public boolean mouseDrag(Event e, int x, int y) {
      return this.buttonAction(x, y, 506);
   }

   @Override
   public boolean mouseEnter(Event e, int x, int y) {
      return this.buttonAction(x, y, 504);
   }

   @Override
   public boolean mouseExit(Event e, int x, int y) {
      return this.buttonAction(x, y, 505);
   }

   @Override
   public boolean handleEvent(Event event) {
      return this.isDialogDisabled ? false : super.handleEvent(event);
   }

   protected Graphics drawButton(Graphics g, int button, int state) {
      if (button != -1) {
         Rectangle r = this.buttons[button];
         if (this.image_ != null && (g != null || (g = this.getGraphics()) != null)) {
            Graphics g1 = g.create(r.x, r.y, r.width, r.height);
            g1.drawImage(this.image_, -state * this.width - r.x, -r.y, null);
            g1.dispose();
         }
      }

      return g;
   }

   private synchronized boolean buttonAction(int x, int y, int action) {
      return this.buttonAction(this.locateButton(x, y), action);
   }

   private int locateButton(int x, int y) {
      for (int i = 0; i < this.buttons.length; i++) {
         if (this.types[i] == 1 && this.buttons[i].inside(x, y)) {
            return i;
         }
      }

      return -1;
   }

   public void drawFirstButton(int state) {
      if (this.buttons.length > 0) {
         Graphics g = this.drawButton(null, 0, state);
         if (g != null) {
            g.dispose();
         }
      }
   }

   public void drawNormal() {
      this.drawFirstButton(1);
   }

   public void drawCursed() {
      this.drawFirstButton(2);
   }

   public void drawDown() {
      this.drawFirstButton(3);
   }

   boolean buttonAction(int button, int action) {
      Graphics g = null;
      if (action != 503 && action != 504) {
         if (action == 505) {
            if (this.cursedButton != -1) {
               g = this.drawButton(g, this.cursedButton, 1);
               this.cursedButton = -1;
            }

            if (this.downUpHandler == null && this.clickedButton != -1 && this.clickedButtonDown) {
               g = this.drawButton(g, this.clickedButton, 1);
               this.clickedButtonDown = false;
            }
         } else if (action == 501) {
            if (this.clickedButton != -1) {
               g = this.drawButton(g, this.clickedButton, 1);
               if (this.downUpHandler != null) {
                  this.downUpHandler.imageButtonsCallback(this, -1);
               }

               this.clickedButtonDown = false;
            }

            if (this.cursedButton != -1) {
               g = this.drawButton(g, this.cursedButton, 1);
               this.cursedButton = -1;
            }

            if ((this.clickedButton = button) != -1) {
               g = this.drawButton(g, this.clickedButton, 3);
               this.clickedButtonDown = true;
               if (this.downUpHandler != null) {
                  this.downUpHandler.imageButtonsCallback(this, button);
               }
            }
         } else if (action == 506) {
            if (this.downUpHandler == null && this.clickedButton != -1) {
               if (this.clickedButtonDown) {
                  if (button != this.clickedButton) {
                     g = this.drawButton(g, this.clickedButton, 1);
                     this.clickedButtonDown = false;
                  }
               } else if (button == this.clickedButton) {
                  g = this.drawButton(g, this.clickedButton, 3);
                  this.clickedButtonDown = true;
               }
            }
         } else if (action == 502) {
            this.cursedButton = button;
            if (this.cursedButton != -1) {
               g = this.drawButton(g, this.cursedButton, 2);
            }

            if (this.clickedButtonDown) {
               if (this.cursedButton != this.clickedButton) {
                  g = this.drawButton(g, this.clickedButton, 1);
               }

               Object ret = this.handler.imageButtonsCallback(this, this.clickedButton);
               if (ret instanceof PopupMenu && this.clickedButton != -1) {
                  if (this.menu != null) {
                     this.remove(this.menu);
                  }

                  this.add(this.menu = (PopupMenu)ret);
                  this.menu.show(this, this.buttons[this.clickedButton].x, this.buttons[this.clickedButton].y + this.buttons[this.clickedButton].height);
               }

               if (this.downUpHandler != null && this.downUpHandler.imageButtonsCallback(this, -1) != null) {
                  this.cursedButton = -1;
               }

               this.clickedButtonDown = false;
               this.clickedButton = -1;
            }
         }
      } else {
         if (button != this.cursedButton) {
            g = this.drawButton(g, this.cursedButton, 1);
            g = this.drawButton(g, this.cursedButton = button, 2);
         }

         if (this.clickedButton != -1 && this.clickedButton != button && this.downUpHandler == null) {
            g = this.drawButton(g, this.clickedButton, 1);
            this.clickedButtonDown = false;
         }
      }

      if (g != null) {
         g.dispose();
      }

      return true;
   }

   public static int[] intToInts(int value) {
      return new int[]{value};
   }

   @Override
   public void activate(Console c, Container f, Console prev) {
   }

   @Override
   public void deactivate() {
   }

   @Override
   public boolean action(Event event, Object what) {
      return false;
   }

   @Override
   public boolean handle(FrameEvent f) {
      return false;
   }

   @Override
   public void dialogDisable(boolean disable) {
      if (this.isDialogDisabled = disable) {
         this.cursedButton = -1;
         this.clickedButton = -1;
         this.clickedButtonDown = false;
         this.repaint();
      }
   }
}