Android Open Source - Flumpgdx Flump Animation

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License

The source code is released under:

Copyright (c) 2014 Daniyal Khan Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated documentation files (the "Software"), to deal in the Softw...

Java Source Code

package com.flumpgdx.display;
/*from  w  w  w. java2s  .c o m*/
import com.badlogic.gdx.graphics.g2d.SpriteBatch;
import com.badlogic.gdx.math.Matrix3;
import com.badlogic.gdx.math.Vector2;
import com.flumpgdx.library.FlumpLayer;


public class FlumpAnimation extends FlumpDisplayBundle {

  private int frameRate;
  private float frame;
  
  //User defined scale/rotation, negative values for scale will flip animation
  protected Matrix3 transformation;
  protected boolean dirty = false;
  //User defined translation, do this separately since this is usually applied
  protected Vector2 translation;
  
  public FlumpAnimation(FlumpLayer layer) {
    super(layer);
    this.frame = 0;
    transformation = new Matrix3();
    translation = new Vector2();
  }
  
  public void setframeRate(int frameRate) {
    this.frameRate = frameRate;
  }
  
  public void resetTransformation() {
    transformation.idt();
    dirty = false;
  }
  
  public void scaleX(float scaleX) {
    transformation.scale(scaleX, 1);
    dirty = true;
  }
  
  public void scaleY(float scaleY) {
    transformation.scale(1, scaleY);
    dirty = true;
  }
  
  public void scale(float scaleX, float scaleY) {
    transformation.scale(scaleX, scaleY);
    dirty = true;
  }
  
  public void scale(float scale) {
    transformation.scale(scale, scale);
    dirty = true;
  }
  
  public void rotate(float radians) {
    transformation.rotateRad(radians);
    dirty = true;
  }
  
  public void translate(float x, float y) {
    translation.add(x, y);
  }
  
  public void translateX(float x) {
    translation.x += x;
  }
  
  public void translateY(float y) {
    translation.y += y;
  }
  
  public void setPosition(float x, float y) {
    translation.set(x, y);
  }
  
  public void update(float delta) {
    frame += delta * frameRate;
    if (frame > maxFrameCount()) frame = 0;
    super.update((int)frame);
    if (dirty) applyTransformation(transformation);
    applyTranslation(translation);
  }
  
  public boolean updateSingleRun(float delta) {
    frame += delta * frameRate;
    if (frame > maxFrameCount()) frame = maxFrameCount();
    else {
      super.update((int)frame);
    }
    if (dirty) applyTransformation(transformation);
    applyTranslation(translation);
    //If finished then return true
    if (frame == maxFrameCount())
      return true;
    return false;
  }
  
  public void updateSingleFrame(float frame) {
    super.update((int)frame);
    if (dirty) applyTransformation(transformation);
    applyTranslation(translation);
  }
  
  public boolean updateToFrame(float delta, float frameEnd) {
    frame += delta * frameRate;
    if (frame > frameEnd) frame = frameEnd;
    else if (frame < frameEnd) super.update((int)frame);
    if (dirty) applyTransformation(transformation);
    applyTranslation(translation);
    //If finished then return true
    if (frame == frameEnd)
      return true;
    return false;
  }
  
  public void draw(SpriteBatch batch) {
    super.draw(batch);
  }
  
}

Java Source Code List

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