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/*
* Copyright (C) 2008-2012 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 java.io.Writer;
import java.util.ArrayList;
import java.util.concurrent.Semaphore;
import android.content.Context;
import android.os.Handler;
import android.os.Message;
import android.util.AttributeSet;
import android.util.Log;
import android.view.Surface;
import android.view.SurfaceHolder;
import android.view.SurfaceView;
/**
* @deprecated in API 16
* The Surface View for a graphics renderscript (RenderScriptGL) to draw on.
*
* <div class="special reference">
* <h3>Developer Guides</h3>
* <p>For more information about creating an application that uses Renderscript, read the
* <a href="{@docRoot}guide/topics/graphics/renderscript.html">Renderscript</a> developer guide.</p>
* </div>
*/
public class RSSurfaceView extends SurfaceView implements SurfaceHolder.Callback {
private SurfaceHolder mSurfaceHolder;
private RenderScriptGL mRS;
/**
* @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 RSSurfaceView(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 {@link android.opengl.GLSurfaceView#setRenderer} to
* register a renderer.
*/
public RSSurfaceView(Context context, AttributeSet attrs) {
super(context, attrs);
init();
//Log.v(RenderScript.LOG_TAG, "RSSurfaceView");
}
private void init() {
// Install a SurfaceHolder.Callback so we get notified when the
// underlying surface is created and destroyed
SurfaceHolder holder = getHolder();
holder.addCallback(this);
}
/**
* @deprecated in API 16
* This method is part of the SurfaceHolder.Callback interface, and is
* not normally called or subclassed by clients of RSSurfaceView.
*/
public void surfaceCreated(SurfaceHolder holder) {
mSurfaceHolder = holder;
}
/**
* @deprecated in API 16
* This method is part of the SurfaceHolder.Callback interface, and is
* not normally called or subclassed by clients of RSSurfaceView.
*/
public void surfaceDestroyed(SurfaceHolder holder) {
synchronized (this) {
// Surface will be destroyed when we return
if (mRS != null) {
mRS.setSurface(null, 0, 0);
}
}
}
/**
* @deprecated in API 16
* This method is part of the SurfaceHolder.Callback interface, and is
* not normally called or subclassed by clients of RSSurfaceView.
*/
public void surfaceChanged(SurfaceHolder holder, int format, int w, int h) {
synchronized (this) {
if (mRS != null) {
mRS.setSurface(holder, w, h);
}
}
}
/**
* @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.
*/
public void resume() {
if(mRS != null) {
mRS.resume();
}
}
/**
* @deprecated in API 16
**/
public RenderScriptGL createRenderScriptGL(RenderScriptGL.SurfaceConfig sc) {
RenderScriptGL rs = new RenderScriptGL(this.getContext(), sc);
setRenderScriptGL(rs);
return rs;
}
/**
* @deprecated in API 16
**/
public void destroyRenderScriptGL() {
synchronized (this) {
mRS.destroy();
mRS = null;
}
}
/**
* @deprecated in API 16
**/
public void setRenderScriptGL(RenderScriptGL rs) {
mRS = rs;
}
/**
* @deprecated in API 16
**/
public RenderScriptGL getRenderScriptGL() {
return mRS;
}
}
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