InterfaceTextButton.java :  » Game » jumpnevolve » com » googlecode » jumpnevolve » graphics » gui » Java Open Source

package com.googlecode.jumpnevolve.graphics.gui;

import org.newdawn.slick.Color;
import org.newdawn.slick.Font;
import org.newdawn.slick.Graphics;
import org.newdawn.slick.UnicodeFont;

import com.googlecode.jumpnevolve.graphics.GraphicUtils;
import com.googlecode.jumpnevolve.math.Rectangle;
import com.googlecode.jumpnevolve.math.Shape;
import com.googlecode.jumpnevolve.math.Vector;

/**
 * Ein Button, der aus Text besteht
 * 
 * @author Erik Wagner
 * 
 */
public class InterfaceTextButton extends InterfaceObject {

  private static int size = 20;
  private final String buttonText;
  private Rectangle curShape = new Rectangle(Vector.ZERO, 1, 1);

  /**
   * 
   * @param function
   * @param buttonText
   * @param size
   */
  public InterfaceTextButton(InterfaceFunction function, String buttonText) {
    super(function);
    this.buttonText = buttonText;
  }

  public static void setTextHeight(int newHeight) {
    if (newHeight > 0) {
      size = newHeight;
    }
  }

  public static int getSize() {
    return size;
  }

  public String getText() {
    return this.buttonText;
  }

  @Override
  public Shape getPreferedSize() {
    return this.curShape;
  }

  @Override
  public void draw(Graphics g) {
    Vector pos = this.getCenterVector();
    pos = pos
        .add(this.parent.getInterfaceable().getCamera().getPosition()
            .sub(
                new Vector(this.parent.getInterfaceable()
                    .getWidth() / 2, this.parent
                    .getInterfaceable().getHeight() / 2)));
    Font font = g.getFont();
    Font newFont = new UnicodeFont(new java.awt.Font("Cambria",
        java.awt.Font.PLAIN, size), size, false, false);
    newFont = font;
    /*
     * FIXME: Die Zeile 55 (newFont = font) soll entfernt werden, zur Zeit
     * wird dann aber kein Text dargestellt
     */
    g.setFont(newFont);
    int width = newFont.getWidth(this.buttonText);
    int height = newFont.getHeight(this.buttonText);
    this.curShape = new Rectangle(pos, width, height);
    Color c = g.getColor();
    switch (this.getStatus()) {
    case STATUS_MOUSE_OVER:
      g.setColor(Color.yellow);
      break;
    case STATUS_DOWN:
    case STATUS_PRESSED:
      g.setColor(Color.cyan);
      break;
    case STATUS_NOTHING:
    default:
      g.setColor(Color.white);
      break;
    }
    GraphicUtils.drawString(g, this.curShape.getHighLeftCorner(),
        this.buttonText);
    g.setColor(c);
    g.setFont(font);
  }
}