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package com.mapbox.mapboxsdk.maps.renderer.glsurfaceview;
import android.content.Context;
import android.opengl.GLSurfaceView;
import android.support.annotation.NonNull;
import android.view.SurfaceHolder;
import com.mapbox.mapboxsdk.maps.renderer.MapRenderer;
import com.mapbox.mapboxsdk.maps.renderer.egl.EGLConfigChooser;
import javax.microedition.khronos.egl.EGLConfig;
import javax.microedition.khronos.opengles.GL10;
import static android.opengl.GLSurfaceView.RENDERMODE_WHEN_DIRTY;
/**
* The {@link GLSurfaceViewMapRenderer} encapsulates the GL thread and
* {@link GLSurfaceView} specifics to render the map.
*
* @see MapRenderer
*/
public class GLSurfaceViewMapRenderer extends MapRenderer implements GLSurfaceView.Renderer {
@NonNull
private final GLSurfaceView glSurfaceView;
public GLSurfaceViewMapRenderer(Context context,
GLSurfaceView glSurfaceView,
String localIdeographFontFamily) {
super(context, localIdeographFontFamily);
this.glSurfaceView = glSurfaceView;
glSurfaceView.setEGLContextClientVersion(2);
glSurfaceView.setEGLConfigChooser(new EGLConfigChooser());
glSurfaceView.setRenderer(this);
glSurfaceView.setRenderMode(RENDERMODE_WHEN_DIRTY);
glSurfaceView.setPreserveEGLContextOnPause(true);
glSurfaceView.getHolder().addCallback(new SurfaceHolderCallbackAdapter() {
@Override
public void surfaceCreated(SurfaceHolder holder) {
super.surfaceCreated(holder);
synchronized (lock) {
hasSurface = true;
}
}
@Override
public void surfaceDestroyed(SurfaceHolder holder) {
super.surfaceDestroyed(holder);
synchronized (lock) {
hasSurface = false;
nativeReset();
}
}
});
}
@Override
public void onStop() {
glSurfaceView.onPause();
}
@Override
public void onPause() {
super.onPause();
}
@Override
public void onDestroy() {
super.onDestroy();
}
@Override
public void onStart() {
glSurfaceView.onResume();
}
@Override
public void onResume() {
super.onResume();
}
@Override
public void onSurfaceCreated(GL10 gl, EGLConfig config) {
super.onSurfaceCreated(gl, config);
}
@Override
protected void onSurfaceDestroyed() {
super.onSurfaceDestroyed();
}
@Override
public void onSurfaceChanged(GL10 gl, int width, int height) {
super.onSurfaceChanged(gl, width, height);
}
@Override
public void onDrawFrame(GL10 gl) {
super.onDrawFrame(gl);
}
/**
* May be called from any thread.
* <p>
* Called from the renderer frontend to schedule a render.
*/
@Override
public void requestRender() {
synchronized (lock) {
if (hasSurface) {
glSurfaceView.requestRender();
}
}
}
/**
* May be called from any thread.
* <p>
* Schedules work to be performed on the MapRenderer thread.
*
* @param runnable the runnable to execute
*/
@Override
public void queueEvent(Runnable runnable) {
glSurfaceView.queueEvent(runnable);
}
}
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