Android Open Source - clash_of_balls Menu Item

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From Project

Back to project page clash_of_balls.

License

The source code is released under:

GNU General Public License

Java Source Code

/*
 * Copyright (C) 2012-2013 Hans Hardmeier <hanshardmeier@gmail.com>
 * Copyright (C) 2012-2013 Andrin Jenal/* w  w  w.  j a va  2s.c o m*/
 * Copyright (C) 2012-2013 Beat Kng <beat-kueng@gmx.net>
 * 
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; version 3 of the License.
 * 
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 */

package com.sapos_aplastados.game.clash_of_balls.menu;

import android.opengl.GLES20;

import com.sapos_aplastados.game.clash_of_balls.Texture;
import com.sapos_aplastados.game.clash_of_balls.VertexBufferFloat;
import com.sapos_aplastados.game.clash_of_balls.game.GameObject;
import com.sapos_aplastados.game.clash_of_balls.game.RenderHelper;
import com.sapos_aplastados.game.clash_of_balls.game.Vector;

/**
 * defines a menu item with text and an optional background
 * can be pressed
 *
 */
public class MenuItem extends GameObject {

  protected float m_color[] = new float[4];
  protected VertexBufferFloat m_position_data;
  
  protected Vector m_size = new Vector();
  
  public Vector size() { return m_size; }
  
  
  public MenuItem(Vector position, Vector size) {
    m_position.set(position);
    m_size.set(size);
  }
  
  
  //x, y: in screen coordinates
  public boolean isInside(float x, float y) {
    return x>=m_position.x && x<=m_position.x+m_size.x
        && y>=m_position.y && y<=m_position.y+m_size.y;
  }
  
  public void draw(RenderHelper renderer) {
  }
  
  protected void drawTexture(RenderHelper renderer, Texture texture) {
    renderer.shaderManager().activateTexture(0);
    texture.useTexture(renderer);
    // position
    int position_handle = renderer.shaderManager().a_Position_handle;
    if(position_handle != -1)
      m_position_data.apply(position_handle);
        // color
    int color_handle = renderer.shaderManager().u_Color_handle;
    if(color_handle != -1)
      GLES20.glUniform4fv(color_handle, 1, m_color, 0);
    
    renderer.apply();
        // Draw
        GLES20.glDrawArrays(GLES20.GL_TRIANGLE_STRIP, 0, 4);
  }

  public void move(float dsec) {
    
  }
  
  public void onTouchDown(float x, float y) {
    select();
  }
  public void onTouchUp(float x, float y) {
    deselect();
  }
  
  public void select() {
  }
  
  public void deselect() {
  }

}

Java Source Code List

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