/*
 * Copyright (C) 2011 The Android Open Source Project
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package android.renderscript;

import android.content.Context;
import android.graphics.SurfaceTexture;
import android.util.AttributeSet;
import android.view.TextureView;

@hide
Deprecated:
in API 16
The Texture View for a graphics renderscript (RenderScriptGL)
to draw on./**
 * @hide
 * @deprecated in API 16
 * The Texture View for a graphics renderscript (RenderScriptGL)
 * to draw on.
 *
 */
public class RSTextureView extends TextureView implements TextureView.SurfaceTextureListener {
    private RenderScriptGL mRS;
    private SurfaceTexture mSurfaceTexture;

    
Deprecated:
in API 16 Standard View constructor. In order to render something, you must call GLSurfaceView.setRenderer to register a renderer./**
     * @deprecated in API 16
     * Standard View constructor. In order to render something, you
     * must call {@link android.opengl.GLSurfaceView#setRenderer} to
     * register a renderer.
     */
    public RSTextureView(Context context) {
        super(context);
        init();
        //Log.v(RenderScript.LOG_TAG, "RSSurfaceView");
    }

    
Deprecated:
in API 16 Standard View constructor. In order to render something, you must call GLSurfaceView.setRenderer to register a renderer./**
     * @deprecated in API 16
     * Standard View constructor. In order to render something, you
     * must call {@link android.opengl.GLSurfaceView#setRenderer} to
     * register a renderer.
     */
    public RSTextureView(Context context, AttributeSet attrs) {
        super(context, attrs);
        init();
        //Log.v(RenderScript.LOG_TAG, "RSSurfaceView");
    }

    private void init() {
        setSurfaceTextureListener(this);
        //android.util.Log.e("rs", "getSurfaceTextureListerner " + getSurfaceTextureListener());
    }

    
Deprecated:
in API 16/**
     * @deprecated in API 16
     */
    @Override
    public void onSurfaceTextureAvailable(SurfaceTexture surface, int width, int height) {
        //Log.e(RenderScript.LOG_TAG, "onSurfaceTextureAvailable");
        mSurfaceTexture = surface;

        if (mRS != null) {
            mRS.setSurfaceTexture(mSurfaceTexture, width, height);
        }
    }

    
Deprecated:
in API 16/**
     * @deprecated in API 16
     */
    @Override
    public void onSurfaceTextureSizeChanged(SurfaceTexture surface, int width, int height) {
        //Log.e(RenderScript.LOG_TAG, "onSurfaceTextureSizeChanged");
        mSurfaceTexture = surface;

        if (mRS != null) {
            mRS.setSurfaceTexture(mSurfaceTexture, width, height);
        }
    }

    
Deprecated:
in API 16/**
     * @deprecated in API 16
     */
    @Override
    public boolean onSurfaceTextureDestroyed(SurfaceTexture surface) {
        //Log.e(RenderScript.LOG_TAG, "onSurfaceTextureDestroyed");
        mSurfaceTexture = surface;

        if (mRS != null) {
            mRS.setSurfaceTexture(null, 0, 0);
        }

        return true;
    }

    
Deprecated:
in API 16/**
     * @deprecated in API 16
     */
    @Override
    public void onSurfaceTextureUpdated(SurfaceTexture surface) {
        //Log.e(RenderScript.LOG_TAG, "onSurfaceTextureUpdated");
        mSurfaceTexture = surface;
    }

   
Deprecated:
in API 16
Inform the view that the activity is paused. The owner of this view must
call this method when the activity is paused. Calling this method will
pause the rendering thread.
Must not be called before a renderer has been set./**
     * @deprecated in API 16
     * Inform the view that the activity is paused. The owner of this view must
     * call this method when the activity is paused. Calling this method will
     * pause the rendering thread.
     * Must not be called before a renderer has been set.
     */
    public void pause() {
        if(mRS != null) {
            mRS.pause();
        }
    }

    
Deprecated:
in API 16
Inform the view that the activity is resumed. The owner of this view must
call this method when the activity is resumed. Calling this method will
recreate the OpenGL display and resume the rendering
thread.
Must not be called before a renderer has been set./**
     * @deprecated in API 16
     * Inform the view that the activity is resumed. The owner of this view must
     * call this method when the activity is resumed. Calling this method will
     * recreate the OpenGL display and resume the rendering
     * thread.
     * Must not be called before a renderer has been set.
     */
    public void resume() {
        if(mRS != null) {
            mRS.resume();
        }
    }

    
Params:
sc – The RS surface config to create.
Deprecated:
in API 16
Create a new RenderScriptGL object and attach it to the
TextureView if present.
Returns:
RenderScriptGL The new object created./**
     * @deprecated in API 16
     * Create a new RenderScriptGL object and attach it to the
     * TextureView if present.
     *
     *
     * @param sc The RS surface config to create.
     *
     * @return RenderScriptGL The new object created.
     */
    public RenderScriptGL createRenderScriptGL(RenderScriptGL.SurfaceConfig sc) {
        RenderScriptGL rs = new RenderScriptGL(this.getContext(), sc);
        setRenderScriptGL(rs);
        if (mSurfaceTexture != null) {
            mRS.setSurfaceTexture(mSurfaceTexture, getWidth(), getHeight());
        }
        return rs;
    }

    
Deprecated:
in API 16
Destroy the RenderScriptGL object associated with this
TextureView./**
     * @deprecated in API 16
     * Destroy the RenderScriptGL object associated with this
     * TextureView.
     */
    public void destroyRenderScriptGL() {
        mRS.destroy();
        mRS = null;
    }

    
Params:
rs – The new RS object.
Deprecated:
in API 16
Set a new RenderScriptGL object.  This also will attach the
new object to the TextureView if present./**
     * @deprecated in API 16
     * Set a new RenderScriptGL object.  This also will attach the
     * new object to the TextureView if present.
     *
     * @param rs The new RS object.
     */
    public void setRenderScriptGL(RenderScriptGL rs) {
        mRS = rs;
        if (mSurfaceTexture != null) {
            mRS.setSurfaceTexture(mSurfaceTexture, getWidth(), getHeight());
        }
    }

    
Deprecated:
in API 16
Returns the previously set RenderScriptGL object.
Returns:
RenderScriptGL/**
     * @deprecated in API 16
     * Returns the previously set RenderScriptGL object.
     *
     * @return RenderScriptGL
     */
    public RenderScriptGL getRenderScriptGL() {
        return mRS;
    }
}