Java Choreographer.getInstance方法代码示例

import android.view.Choreographer; //导入方法依赖的package包/类
@ReactMethod
public void startRecordingFps() {
  if (mCatalystSettings == null ||
      !mCatalystSettings.isAnimationFpsDebugEnabled()) {
    return;
  }

  if (mFrameCallback != null) {
    throw new JSApplicationCausedNativeException("Already recording FPS!");
  }
  checkAPILevel();

  mFrameCallback = new FpsDebugFrameCallback(
                        Choreographer.getInstance(),
                        getReactApplicationContext());
  mFrameCallback.startAndRecordFpsAtEachFrame();
}
 

import android.view.Choreographer; //导入方法依赖的package包/类
public WallpaperOffsetInterpolator(Workspace workspace) {
    mChoreographer = Choreographer.getInstance();
    mInterpolator = new DecelerateInterpolator(1.5f);

    mWorkspace = workspace;
    mWallpaperManager = WallpaperManager.getInstance(workspace.getContext());
    mIsRtl = Utilities.isRtl(workspace.getResources());
}
 

import android.view.Choreographer; //导入方法依赖的package包/类
@TargetApi(Build.VERSION_CODES.JELLY_BEAN)
public void start() {
	Log.d(TAG, "start vsync detect");
	if (mRunning) {
		return;
	}
	
	mRunning = true;

	syncCheckThread = new Thread(new Runnable() {
		@Override
		public void run() {
			for (;;) {
				if (!mRunning) {
					break;
				}
				syncCheckThread();
			}
		}
	});
	syncCheckThread.start();
	
	Choreographer chor = Choreographer.getInstance();
	Field field;
	try {
		field = chor.getClass().getDeclaredField("mFrameIntervalNanos");
		field.setAccessible(true);
		mFrameIntervalNanos = field.getLong(chor);
		Log.d(TAG, "mFrameIntervalNanos " + mFrameIntervalNanos);
	} catch (Exception e) {
		Log.e(TAG, "error: " + e.getMessage());
	}
	chor.postFrameCallback(frameCallback);

}
 

import android.view.Choreographer; //导入方法依赖的package包/类
@Override
        protected void onLooperPrepared() {
            mSampleChoreographer = Choreographer.getInstance();
            mSampleCallback = new Choreographer.FrameCallback() {
                @Override
                public void doFrame(final long frameTimeNanos) {
                    final long delta = (frameTimeNanos - lastSampleTime) / 1000000;
                    if (lastSampleTime != 0 && delta > delay) {
                        //采样周期不准了,目前丢弃吧
                        //LogUtils.w("monitor", "sample doFrame " + delta);
//                        mCheckerHandler.post(new Runnable() {
//                            @Override
//                            public void run() {
//                                processInfo(lastSampleTime / 1000000,frameTimeNanos / 1000000);
//                            }
//                        });
                    } else {
                        mCheckerHandler.post(new Runnable() {
                            @Override
                            public void run() {
                                statisticsStack(frameTimeNanos / 1000000, delta, StackInfo.TYPE_SAMPLE);
                            }
                        });
                    }
                    lastSampleTime = frameTimeNanos;
                    if (mLoopFlag) {
                        mSampleChoreographer.postFrameCallback(mSampleCallback);
                    }
                }
            };

            lock[0] = true;

        }
 

import android.view.Choreographer; //导入方法依赖的package包/类
public FpsView(ReactContext reactContext) {
  super(reactContext);
  inflate(reactContext, R.layout.fps_view, this);
  mTextView = (TextView) findViewById(R.id.fps_text);
  mFrameCallback = new FpsDebugFrameCallback(Choreographer.getInstance(), reactContext);
  mFPSMonitorRunnable = new FPSMonitorRunnable();
  setCurrentFPS(0, 0, 0, 0);
}
 

import android.view.Choreographer; //导入方法依赖的package包/类
private ReactChoreographer() {
  mChoreographer = Choreographer.getInstance();
  mReactChoreographerDispatcher = new ReactChoreographerDispatcher();
  mCallbackQueues = new ArrayDeque[CallbackType.values().length];
  for (int i = 0; i < mCallbackQueues.length; i++) {
    mCallbackQueues[i] = new ArrayDeque<>();
  }
}
 

import android.view.Choreographer; //导入方法依赖的package包/类
protected void redraw() {
    log("redraw()");
    if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.JELLY_BEAN) {
        // stay in sync with display updates
        Choreographer choreographer = Choreographer.getInstance();
        choreographer.removeFrameCallback(redrawCallback);
        choreographer.postFrameCallback(redrawCallback);

    } else {
        redrawInternal();
    }
}
 

import android.view.Choreographer; //导入方法依赖的package包/类
@Override
public void enable() {
  haveSync = false;
  if (usePrimaryDisplayVsync) {
    sampledVsyncTimeNs = 0;
    choreographer = Choreographer.getInstance();
    choreographer.postFrameCallback(this);
  }
}
 

import android.view.Choreographer; //导入方法依赖的package包/类
public FpsDataModule(int interval) {
    this.interval = interval;
    this.choreographer = Choreographer.getInstance();
}
 

import android.view.Choreographer; //导入方法依赖的package包/类
public Metronome() {
  choreographer = Choreographer.getInstance();
}
 

import android.view.Choreographer; //导入方法依赖的package包/类
private void createChoreographerInstanceInternal() {
  choreographer = Choreographer.getInstance();
}
 

import android.view.Choreographer; //导入方法依赖的package包/类
/**
 * @return an Android spring choreographer using the system {@link Choreographer}
 */
public static ChoreographerAndroidSpringLooper create() {
  return new ChoreographerAndroidSpringLooper(Choreographer.getInstance());
}
 

import android.view.Choreographer; //导入方法依赖的package包/类
@TargetApi(Build.VERSION_CODES.JELLY_BEAN)
private Choreographer getChoreographer() {
  return Choreographer.getInstance();
}
 

import android.view.Choreographer; //导入方法依赖的package包/类
public static ChoreographerAndroidSpringLooper create() {
    return new ChoreographerAndroidSpringLooper(Choreographer.getInstance());
}
 

import android.view.Choreographer; //导入方法依赖的package包/类
@TargetApi(16)
private Choreographer getChoreographer() {
    return Choreographer.getInstance();
}