4fec873a98
- remove dependency on cached state in validateVisibility - get rid of mVertices and mTransformedBounds - get rid of validateVisibility - get rid of unlockPageFlip - handleTransaction now returns a dirty region - computevisibileregion now uses window-manager space
112 lines
2.7 KiB
C++
112 lines
2.7 KiB
C++
/*
|
|
* Copyright (C) 2009 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.
|
|
*/
|
|
|
|
#ifndef ANDROID_MESSAGE_QUEUE_H
|
|
#define ANDROID_MESSAGE_QUEUE_H
|
|
|
|
#include <stdint.h>
|
|
#include <errno.h>
|
|
#include <sys/types.h>
|
|
|
|
#include <utils/threads.h>
|
|
#include <utils/Timers.h>
|
|
#include <utils/Looper.h>
|
|
|
|
#include <gui/DisplayEventReceiver.h>
|
|
|
|
#include "Barrier.h"
|
|
|
|
namespace android {
|
|
|
|
class IDisplayEventConnection;
|
|
class EventThread;
|
|
class SurfaceFlinger;
|
|
|
|
// ---------------------------------------------------------------------------
|
|
|
|
class MessageBase : public MessageHandler
|
|
{
|
|
public:
|
|
MessageBase();
|
|
|
|
// return true if message has a handler
|
|
virtual bool handler() = 0;
|
|
|
|
// waits for the handler to be processed
|
|
void wait() const { barrier.wait(); }
|
|
|
|
protected:
|
|
virtual ~MessageBase();
|
|
|
|
private:
|
|
virtual void handleMessage(const Message& message);
|
|
|
|
mutable Barrier barrier;
|
|
};
|
|
|
|
// ---------------------------------------------------------------------------
|
|
|
|
class MessageQueue {
|
|
class Handler : public MessageHandler {
|
|
enum {
|
|
eventMaskInvalidate = 0x1,
|
|
eventMaskRefresh = 0x2
|
|
};
|
|
MessageQueue& mQueue;
|
|
int32_t mEventMask;
|
|
public:
|
|
Handler(MessageQueue& queue) : mQueue(queue), mEventMask(0) { }
|
|
virtual void handleMessage(const Message& message);
|
|
void dispatchRefresh();
|
|
void dispatchInvalidate();
|
|
};
|
|
|
|
friend class Handler;
|
|
|
|
sp<SurfaceFlinger> mFlinger;
|
|
sp<Looper> mLooper;
|
|
sp<EventThread> mEventThread;
|
|
sp<IDisplayEventConnection> mEvents;
|
|
sp<BitTube> mEventTube;
|
|
sp<Handler> mHandler;
|
|
|
|
|
|
static int cb_eventReceiver(int fd, int events, void* data);
|
|
int eventReceiver(int fd, int events);
|
|
|
|
public:
|
|
enum {
|
|
INVALIDATE = 0,
|
|
REFRESH = 1,
|
|
};
|
|
|
|
MessageQueue();
|
|
~MessageQueue();
|
|
void init(const sp<SurfaceFlinger>& flinger);
|
|
void setEventThread(const sp<EventThread>& events);
|
|
|
|
void waitMessage();
|
|
status_t postMessage(const sp<MessageBase>& message, nsecs_t reltime=0);
|
|
void invalidate();
|
|
void refresh();
|
|
};
|
|
|
|
// ---------------------------------------------------------------------------
|
|
|
|
}; // namespace android
|
|
|
|
#endif /* ANDROID_MESSAGE_QUEUE_H */
|