Android应用源码之andengine中直接加载多张小图片合成一张大图片生成动画精灵-IT计算机-毕业设计.zip

package com.example; import android.content.Context; import org.anddev.andengine.engine.Engine; import org.anddev.andengine.entity.layer.ILayer; import org.anddev.andengine.entity.shape.IShape; import org.anddev.andengine.entity.sprite.AnimatedSprite; import org.anddev.andengine.opengl.texture.Texture; import org.anddev.andengine.opengl.texture.TextureOptions; import org.anddev.andengine.opengl.texture.region.TextureRegion; import org.anddev.andengine.opengl.texture.region.TextureRegionFactory; import org.anddev.andengine.opengl.texture.region.TiledTextureRegion; import org.anddev.andengine.util.modifier.IModifier; /** * Created with IntelliJ IDEA. * User: wulong * Date: 14-1-22 * Time: 下午3:39 * To change this template use File | Settings | File Templates. */ public class AnimationSprite { // 总的图片纹理区域 private TiledTextureRegion tiledTextureRegion; // 测试用的动画精灵 private AnimatedSprite animatedSprite; private boolean isMultiImages = false; public AnimationSprite(Context pCtx, Engine pEngine, ILayer pLayer, String[] pAssetsPicNameList, final float pX, final float pY, final int pWidth, final int pHeight) { int canvasWidth = 2; int canvasHeight = 2; while (canvasWidth < pWidth * pAssetsPicNameList.length) { canvasWidth = canvasWidth * 2; } while (canvasHeight < pHeight) { canvasHeight = canvasHeight * 2; } Texture bitmapTextureAtlas = new Texture(canvasWidth, canvasHeight, TextureOptions.BILINEAR_PREMULTIPLYALPHA); TextureRegion[] childTextureRegions = new TextureRegion[pAssetsPicNameList.length]; for (int i = 0; i < pAssetsPicNameList.length; i++) { childTextureRegions[i] = TextureRegionFactory.createFromAsset(bitmapTextureAtlas, pCtx, pAssetsPicNameList[i], i * pWidth, 0); } tiledTextureRegion = new TiledTextureRegion(bitmapTextureAtlas , 0, 0 , pWidth * pAssetsPicNameList.length , bitmapTextureAtlas.getHeight() , pAssetsPicNameList.length, 1); pEngine.getTextureManager().loadTexture(bitmapTextureAtlas); animatedSprite = new AnimatedSprite(pX, pY, tiledTextureRegion); animatedSprite.setVisible(false); pLayer.addEntity(animatedSprite); if (pAssetsPicNameList.length > 1) { isMultiImages = true; } } public void addShapeModifier(final IModifier<IShape> pShapeModifier) { animatedSprite.addShapeModifier(pShapeModifier); } public void setVisible(boolean visible) { animatedSprite.setVisible(visible); } public void animate(long pDuration) { if (null != animatedSprite && isMultiImages) { animatedSprite.animate(pDuration); } } public void setPosition(final float pX, final float pY) { animatedSprite.setPosition(pX, pY); } public void setWidth(final float pWidth) { animatedSprite.setWidth(pWidth); } public void setScale(final float pScale) { animatedSprite.setScale(pScale); } public boolean isVisible() { return animatedSprite.isVisible(); } public void setHeight(final float pHeight) { animatedSprite.setHeight(pHeight); } public float getX() { return animatedSprite.getX(); } public float getY() { return animatedSprite.getY(); } public float getWidth() { return animatedSprite.getWidth(); } public float getHeight() { return animatedSprite.getHeight(); } }