PointerController.cpp revision 5541de9ea3513a12d1ac2ad07e7e04a3aa7741a0
1b4ff35df5c04aec71fce7e90a6d6f9ef7180c2adJeff Brown/* 2b4ff35df5c04aec71fce7e90a6d6f9ef7180c2adJeff Brown * Copyright (C) 2010 The Android Open Source Project 3b4ff35df5c04aec71fce7e90a6d6f9ef7180c2adJeff Brown * 4b4ff35df5c04aec71fce7e90a6d6f9ef7180c2adJeff Brown * Licensed under the Apache License, Version 2.0 (the "License"); 5b4ff35df5c04aec71fce7e90a6d6f9ef7180c2adJeff Brown * you may not use this file except in compliance with the License. 6b4ff35df5c04aec71fce7e90a6d6f9ef7180c2adJeff Brown * You may obtain a copy of the License at 7b4ff35df5c04aec71fce7e90a6d6f9ef7180c2adJeff Brown * 8b4ff35df5c04aec71fce7e90a6d6f9ef7180c2adJeff Brown * http://www.apache.org/licenses/LICENSE-2.0 9b4ff35df5c04aec71fce7e90a6d6f9ef7180c2adJeff Brown * 10b4ff35df5c04aec71fce7e90a6d6f9ef7180c2adJeff Brown * Unless required by applicable law or agreed to in writing, software 11b4ff35df5c04aec71fce7e90a6d6f9ef7180c2adJeff Brown * distributed under the License is distributed on an "AS IS" BASIS, 12b4ff35df5c04aec71fce7e90a6d6f9ef7180c2adJeff Brown * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13b4ff35df5c04aec71fce7e90a6d6f9ef7180c2adJeff Brown * See the License for the specific language governing permissions and 14b4ff35df5c04aec71fce7e90a6d6f9ef7180c2adJeff Brown * limitations under the License. 15b4ff35df5c04aec71fce7e90a6d6f9ef7180c2adJeff Brown */ 16b4ff35df5c04aec71fce7e90a6d6f9ef7180c2adJeff Brown 17b4ff35df5c04aec71fce7e90a6d6f9ef7180c2adJeff Brown#define LOG_TAG "PointerController" 18b4ff35df5c04aec71fce7e90a6d6f9ef7180c2adJeff Brown 19b4ff35df5c04aec71fce7e90a6d6f9ef7180c2adJeff Brown//#define LOG_NDEBUG 0 20b4ff35df5c04aec71fce7e90a6d6f9ef7180c2adJeff Brown 21b4ff35df5c04aec71fce7e90a6d6f9ef7180c2adJeff Brown// Log debug messages about pointer updates 22b4ff35df5c04aec71fce7e90a6d6f9ef7180c2adJeff Brown#define DEBUG_POINTER_UPDATES 0 23b4ff35df5c04aec71fce7e90a6d6f9ef7180c2adJeff Brown 24b4ff35df5c04aec71fce7e90a6d6f9ef7180c2adJeff Brown#include "PointerController.h" 25b4ff35df5c04aec71fce7e90a6d6f9ef7180c2adJeff Brown 26b4ff35df5c04aec71fce7e90a6d6f9ef7180c2adJeff Brown#include <cutils/log.h> 27b4ff35df5c04aec71fce7e90a6d6f9ef7180c2adJeff Brown 28b4ff35df5c04aec71fce7e90a6d6f9ef7180c2adJeff Brown#include <SkBitmap.h> 29b4ff35df5c04aec71fce7e90a6d6f9ef7180c2adJeff Brown#include <SkCanvas.h> 30b4ff35df5c04aec71fce7e90a6d6f9ef7180c2adJeff Brown#include <SkColor.h> 31b4ff35df5c04aec71fce7e90a6d6f9ef7180c2adJeff Brown#include <SkPaint.h> 32b4ff35df5c04aec71fce7e90a6d6f9ef7180c2adJeff Brown#include <SkXfermode.h> 33b4ff35df5c04aec71fce7e90a6d6f9ef7180c2adJeff Brown 34b4ff35df5c04aec71fce7e90a6d6f9ef7180c2adJeff Brownnamespace android { 35b4ff35df5c04aec71fce7e90a6d6f9ef7180c2adJeff Brown 36b4ff35df5c04aec71fce7e90a6d6f9ef7180c2adJeff Brown// --- PointerController --- 37b4ff35df5c04aec71fce7e90a6d6f9ef7180c2adJeff Brown 3805dc66ada6b61a6bdf806ffaa62617ac5394695dJeff Brown// Time to wait before starting the fade when the pointer is inactive. 3905dc66ada6b61a6bdf806ffaa62617ac5394695dJeff Brownstatic const nsecs_t INACTIVITY_FADE_DELAY_TIME_NORMAL = 15 * 1000 * 1000000LL; // 15 seconds 4005dc66ada6b61a6bdf806ffaa62617ac5394695dJeff Brownstatic const nsecs_t INACTIVITY_FADE_DELAY_TIME_SHORT = 3 * 1000 * 1000000LL; // 3 seconds 4105dc66ada6b61a6bdf806ffaa62617ac5394695dJeff Brown 4205dc66ada6b61a6bdf806ffaa62617ac5394695dJeff Brown// Time to spend fading out the pointer completely. 4305dc66ada6b61a6bdf806ffaa62617ac5394695dJeff Brownstatic const nsecs_t FADE_DURATION = 500 * 1000000LL; // 500 ms 4405dc66ada6b61a6bdf806ffaa62617ac5394695dJeff Brown 4505dc66ada6b61a6bdf806ffaa62617ac5394695dJeff Brown// Time to wait between frames. 4605dc66ada6b61a6bdf806ffaa62617ac5394695dJeff Brownstatic const nsecs_t FADE_FRAME_INTERVAL = 1000000000LL / 60; 4705dc66ada6b61a6bdf806ffaa62617ac5394695dJeff Brown 4805dc66ada6b61a6bdf806ffaa62617ac5394695dJeff Brown// Amount to subtract from alpha per frame. 4905dc66ada6b61a6bdf806ffaa62617ac5394695dJeff Brownstatic const float FADE_DECAY_PER_FRAME = float(FADE_FRAME_INTERVAL) / FADE_DURATION; 5005dc66ada6b61a6bdf806ffaa62617ac5394695dJeff Brown 5105dc66ada6b61a6bdf806ffaa62617ac5394695dJeff Brown 525541de9ea3513a12d1ac2ad07e7e04a3aa7741a0Jeff BrownPointerController::PointerController(const sp<Looper>& looper, 535541de9ea3513a12d1ac2ad07e7e04a3aa7741a0Jeff Brown const sp<SpriteController>& spriteController) : 545541de9ea3513a12d1ac2ad07e7e04a3aa7741a0Jeff Brown mLooper(looper), mSpriteController(spriteController) { 555541de9ea3513a12d1ac2ad07e7e04a3aa7741a0Jeff Brown mHandler = new WeakMessageHandler(this); 565541de9ea3513a12d1ac2ad07e7e04a3aa7741a0Jeff Brown 57b4ff35df5c04aec71fce7e90a6d6f9ef7180c2adJeff Brown AutoMutex _l(mLock); 58b4ff35df5c04aec71fce7e90a6d6f9ef7180c2adJeff Brown 59b4ff35df5c04aec71fce7e90a6d6f9ef7180c2adJeff Brown mLocked.displayWidth = -1; 60b4ff35df5c04aec71fce7e90a6d6f9ef7180c2adJeff Brown mLocked.displayHeight = -1; 61b4ff35df5c04aec71fce7e90a6d6f9ef7180c2adJeff Brown mLocked.displayOrientation = DISPLAY_ORIENTATION_0; 62b4ff35df5c04aec71fce7e90a6d6f9ef7180c2adJeff Brown 63b4ff35df5c04aec71fce7e90a6d6f9ef7180c2adJeff Brown mLocked.pointerX = 0; 64b4ff35df5c04aec71fce7e90a6d6f9ef7180c2adJeff Brown mLocked.pointerY = 0; 65b4ff35df5c04aec71fce7e90a6d6f9ef7180c2adJeff Brown mLocked.buttonState = 0; 66b4ff35df5c04aec71fce7e90a6d6f9ef7180c2adJeff Brown 6705dc66ada6b61a6bdf806ffaa62617ac5394695dJeff Brown mLocked.fadeAlpha = 1; 6805dc66ada6b61a6bdf806ffaa62617ac5394695dJeff Brown mLocked.inactivityFadeDelay = INACTIVITY_FADE_DELAY_NORMAL; 6905dc66ada6b61a6bdf806ffaa62617ac5394695dJeff Brown 70b4ff35df5c04aec71fce7e90a6d6f9ef7180c2adJeff Brown mLocked.visible = false; 7105dc66ada6b61a6bdf806ffaa62617ac5394695dJeff Brown 725541de9ea3513a12d1ac2ad07e7e04a3aa7741a0Jeff Brown mLocked.sprite = mSpriteController->createSprite(); 73b4ff35df5c04aec71fce7e90a6d6f9ef7180c2adJeff Brown} 74b4ff35df5c04aec71fce7e90a6d6f9ef7180c2adJeff Brown 75b4ff35df5c04aec71fce7e90a6d6f9ef7180c2adJeff BrownPointerController::~PointerController() { 7605dc66ada6b61a6bdf806ffaa62617ac5394695dJeff Brown mLooper->removeMessages(mHandler); 7705dc66ada6b61a6bdf806ffaa62617ac5394695dJeff Brown 785541de9ea3513a12d1ac2ad07e7e04a3aa7741a0Jeff Brown AutoMutex _l(mLock); 79b4ff35df5c04aec71fce7e90a6d6f9ef7180c2adJeff Brown 805541de9ea3513a12d1ac2ad07e7e04a3aa7741a0Jeff Brown mLocked.sprite.clear(); 81b4ff35df5c04aec71fce7e90a6d6f9ef7180c2adJeff Brown} 82b4ff35df5c04aec71fce7e90a6d6f9ef7180c2adJeff Brown 83b4ff35df5c04aec71fce7e90a6d6f9ef7180c2adJeff Brownbool PointerController::getBounds(float* outMinX, float* outMinY, 84b4ff35df5c04aec71fce7e90a6d6f9ef7180c2adJeff Brown float* outMaxX, float* outMaxY) const { 85b4ff35df5c04aec71fce7e90a6d6f9ef7180c2adJeff Brown AutoMutex _l(mLock); 86b4ff35df5c04aec71fce7e90a6d6f9ef7180c2adJeff Brown 87b4ff35df5c04aec71fce7e90a6d6f9ef7180c2adJeff Brown return getBoundsLocked(outMinX, outMinY, outMaxX, outMaxY); 88b4ff35df5c04aec71fce7e90a6d6f9ef7180c2adJeff Brown} 89b4ff35df5c04aec71fce7e90a6d6f9ef7180c2adJeff Brown 90b4ff35df5c04aec71fce7e90a6d6f9ef7180c2adJeff Brownbool PointerController::getBoundsLocked(float* outMinX, float* outMinY, 91b4ff35df5c04aec71fce7e90a6d6f9ef7180c2adJeff Brown float* outMaxX, float* outMaxY) const { 92b4ff35df5c04aec71fce7e90a6d6f9ef7180c2adJeff Brown if (mLocked.displayWidth <= 0 || mLocked.displayHeight <= 0) { 93b4ff35df5c04aec71fce7e90a6d6f9ef7180c2adJeff Brown return false; 94b4ff35df5c04aec71fce7e90a6d6f9ef7180c2adJeff Brown } 95b4ff35df5c04aec71fce7e90a6d6f9ef7180c2adJeff Brown 96b4ff35df5c04aec71fce7e90a6d6f9ef7180c2adJeff Brown *outMinX = 0; 97b4ff35df5c04aec71fce7e90a6d6f9ef7180c2adJeff Brown *outMinY = 0; 98b4ff35df5c04aec71fce7e90a6d6f9ef7180c2adJeff Brown switch (mLocked.displayOrientation) { 99b4ff35df5c04aec71fce7e90a6d6f9ef7180c2adJeff Brown case DISPLAY_ORIENTATION_90: 100b4ff35df5c04aec71fce7e90a6d6f9ef7180c2adJeff Brown case DISPLAY_ORIENTATION_270: 101d41cff2d3a95963a7aa348e502c6d42bae367235Jeff Brown *outMaxX = mLocked.displayHeight - 1; 102d41cff2d3a95963a7aa348e502c6d42bae367235Jeff Brown *outMaxY = mLocked.displayWidth - 1; 103b4ff35df5c04aec71fce7e90a6d6f9ef7180c2adJeff Brown break; 104b4ff35df5c04aec71fce7e90a6d6f9ef7180c2adJeff Brown default: 105d41cff2d3a95963a7aa348e502c6d42bae367235Jeff Brown *outMaxX = mLocked.displayWidth - 1; 106d41cff2d3a95963a7aa348e502c6d42bae367235Jeff Brown *outMaxY = mLocked.displayHeight - 1; 107b4ff35df5c04aec71fce7e90a6d6f9ef7180c2adJeff Brown break; 108b4ff35df5c04aec71fce7e90a6d6f9ef7180c2adJeff Brown } 109b4ff35df5c04aec71fce7e90a6d6f9ef7180c2adJeff Brown return true; 110b4ff35df5c04aec71fce7e90a6d6f9ef7180c2adJeff Brown} 111b4ff35df5c04aec71fce7e90a6d6f9ef7180c2adJeff Brown 112b4ff35df5c04aec71fce7e90a6d6f9ef7180c2adJeff Brownvoid PointerController::move(float deltaX, float deltaY) { 113b4ff35df5c04aec71fce7e90a6d6f9ef7180c2adJeff Brown#if DEBUG_POINTER_UPDATES 114b4ff35df5c04aec71fce7e90a6d6f9ef7180c2adJeff Brown LOGD("Move pointer by deltaX=%0.3f, deltaY=%0.3f", deltaX, deltaY); 115b4ff35df5c04aec71fce7e90a6d6f9ef7180c2adJeff Brown#endif 116b4ff35df5c04aec71fce7e90a6d6f9ef7180c2adJeff Brown if (deltaX == 0.0f && deltaY == 0.0f) { 117b4ff35df5c04aec71fce7e90a6d6f9ef7180c2adJeff Brown return; 118b4ff35df5c04aec71fce7e90a6d6f9ef7180c2adJeff Brown } 119b4ff35df5c04aec71fce7e90a6d6f9ef7180c2adJeff Brown 120b4ff35df5c04aec71fce7e90a6d6f9ef7180c2adJeff Brown AutoMutex _l(mLock); 121b4ff35df5c04aec71fce7e90a6d6f9ef7180c2adJeff Brown 122b4ff35df5c04aec71fce7e90a6d6f9ef7180c2adJeff Brown setPositionLocked(mLocked.pointerX + deltaX, mLocked.pointerY + deltaY); 123b4ff35df5c04aec71fce7e90a6d6f9ef7180c2adJeff Brown} 124b4ff35df5c04aec71fce7e90a6d6f9ef7180c2adJeff Brown 125b4ff35df5c04aec71fce7e90a6d6f9ef7180c2adJeff Brownvoid PointerController::setButtonState(uint32_t buttonState) { 126b4ff35df5c04aec71fce7e90a6d6f9ef7180c2adJeff Brown#if DEBUG_POINTER_UPDATES 127b4ff35df5c04aec71fce7e90a6d6f9ef7180c2adJeff Brown LOGD("Set button state 0x%08x", buttonState); 128b4ff35df5c04aec71fce7e90a6d6f9ef7180c2adJeff Brown#endif 129b4ff35df5c04aec71fce7e90a6d6f9ef7180c2adJeff Brown AutoMutex _l(mLock); 130b4ff35df5c04aec71fce7e90a6d6f9ef7180c2adJeff Brown 131b4ff35df5c04aec71fce7e90a6d6f9ef7180c2adJeff Brown if (mLocked.buttonState != buttonState) { 132b4ff35df5c04aec71fce7e90a6d6f9ef7180c2adJeff Brown mLocked.buttonState = buttonState; 13305dc66ada6b61a6bdf806ffaa62617ac5394695dJeff Brown unfadeBeforeUpdateLocked(); 134b4ff35df5c04aec71fce7e90a6d6f9ef7180c2adJeff Brown updateLocked(); 135b4ff35df5c04aec71fce7e90a6d6f9ef7180c2adJeff Brown } 136b4ff35df5c04aec71fce7e90a6d6f9ef7180c2adJeff Brown} 137b4ff35df5c04aec71fce7e90a6d6f9ef7180c2adJeff Brown 138b4ff35df5c04aec71fce7e90a6d6f9ef7180c2adJeff Brownuint32_t PointerController::getButtonState() const { 139b4ff35df5c04aec71fce7e90a6d6f9ef7180c2adJeff Brown AutoMutex _l(mLock); 140b4ff35df5c04aec71fce7e90a6d6f9ef7180c2adJeff Brown 141b4ff35df5c04aec71fce7e90a6d6f9ef7180c2adJeff Brown return mLocked.buttonState; 142b4ff35df5c04aec71fce7e90a6d6f9ef7180c2adJeff Brown} 143b4ff35df5c04aec71fce7e90a6d6f9ef7180c2adJeff Brown 144b4ff35df5c04aec71fce7e90a6d6f9ef7180c2adJeff Brownvoid PointerController::setPosition(float x, float y) { 145b4ff35df5c04aec71fce7e90a6d6f9ef7180c2adJeff Brown#if DEBUG_POINTER_UPDATES 146b4ff35df5c04aec71fce7e90a6d6f9ef7180c2adJeff Brown LOGD("Set pointer position to x=%0.3f, y=%0.3f", x, y); 147b4ff35df5c04aec71fce7e90a6d6f9ef7180c2adJeff Brown#endif 148b4ff35df5c04aec71fce7e90a6d6f9ef7180c2adJeff Brown AutoMutex _l(mLock); 149b4ff35df5c04aec71fce7e90a6d6f9ef7180c2adJeff Brown 150b4ff35df5c04aec71fce7e90a6d6f9ef7180c2adJeff Brown setPositionLocked(x, y); 151b4ff35df5c04aec71fce7e90a6d6f9ef7180c2adJeff Brown} 152b4ff35df5c04aec71fce7e90a6d6f9ef7180c2adJeff Brown 153b4ff35df5c04aec71fce7e90a6d6f9ef7180c2adJeff Brownvoid PointerController::setPositionLocked(float x, float y) { 154b4ff35df5c04aec71fce7e90a6d6f9ef7180c2adJeff Brown float minX, minY, maxX, maxY; 155b4ff35df5c04aec71fce7e90a6d6f9ef7180c2adJeff Brown if (getBoundsLocked(&minX, &minY, &maxX, &maxY)) { 156b4ff35df5c04aec71fce7e90a6d6f9ef7180c2adJeff Brown if (x <= minX) { 157b4ff35df5c04aec71fce7e90a6d6f9ef7180c2adJeff Brown mLocked.pointerX = minX; 158b4ff35df5c04aec71fce7e90a6d6f9ef7180c2adJeff Brown } else if (x >= maxX) { 159b4ff35df5c04aec71fce7e90a6d6f9ef7180c2adJeff Brown mLocked.pointerX = maxX; 160b4ff35df5c04aec71fce7e90a6d6f9ef7180c2adJeff Brown } else { 161b4ff35df5c04aec71fce7e90a6d6f9ef7180c2adJeff Brown mLocked.pointerX = x; 162b4ff35df5c04aec71fce7e90a6d6f9ef7180c2adJeff Brown } 163b4ff35df5c04aec71fce7e90a6d6f9ef7180c2adJeff Brown if (y <= minY) { 164b4ff35df5c04aec71fce7e90a6d6f9ef7180c2adJeff Brown mLocked.pointerY = minY; 165b4ff35df5c04aec71fce7e90a6d6f9ef7180c2adJeff Brown } else if (y >= maxY) { 166b4ff35df5c04aec71fce7e90a6d6f9ef7180c2adJeff Brown mLocked.pointerY = maxY; 167b4ff35df5c04aec71fce7e90a6d6f9ef7180c2adJeff Brown } else { 168b4ff35df5c04aec71fce7e90a6d6f9ef7180c2adJeff Brown mLocked.pointerY = y; 169b4ff35df5c04aec71fce7e90a6d6f9ef7180c2adJeff Brown } 17005dc66ada6b61a6bdf806ffaa62617ac5394695dJeff Brown unfadeBeforeUpdateLocked(); 171b4ff35df5c04aec71fce7e90a6d6f9ef7180c2adJeff Brown updateLocked(); 172b4ff35df5c04aec71fce7e90a6d6f9ef7180c2adJeff Brown } 173b4ff35df5c04aec71fce7e90a6d6f9ef7180c2adJeff Brown} 174b4ff35df5c04aec71fce7e90a6d6f9ef7180c2adJeff Brown 175b4ff35df5c04aec71fce7e90a6d6f9ef7180c2adJeff Brownvoid PointerController::getPosition(float* outX, float* outY) const { 176b4ff35df5c04aec71fce7e90a6d6f9ef7180c2adJeff Brown AutoMutex _l(mLock); 177b4ff35df5c04aec71fce7e90a6d6f9ef7180c2adJeff Brown 178b4ff35df5c04aec71fce7e90a6d6f9ef7180c2adJeff Brown *outX = mLocked.pointerX; 179b4ff35df5c04aec71fce7e90a6d6f9ef7180c2adJeff Brown *outY = mLocked.pointerY; 180b4ff35df5c04aec71fce7e90a6d6f9ef7180c2adJeff Brown} 181b4ff35df5c04aec71fce7e90a6d6f9ef7180c2adJeff Brown 18205dc66ada6b61a6bdf806ffaa62617ac5394695dJeff Brownvoid PointerController::fade() { 18305dc66ada6b61a6bdf806ffaa62617ac5394695dJeff Brown AutoMutex _l(mLock); 18405dc66ada6b61a6bdf806ffaa62617ac5394695dJeff Brown 18505dc66ada6b61a6bdf806ffaa62617ac5394695dJeff Brown startFadeLocked(); 18605dc66ada6b61a6bdf806ffaa62617ac5394695dJeff Brown} 18705dc66ada6b61a6bdf806ffaa62617ac5394695dJeff Brown 18805dc66ada6b61a6bdf806ffaa62617ac5394695dJeff Brownvoid PointerController::unfade() { 18905dc66ada6b61a6bdf806ffaa62617ac5394695dJeff Brown AutoMutex _l(mLock); 19005dc66ada6b61a6bdf806ffaa62617ac5394695dJeff Brown 19105dc66ada6b61a6bdf806ffaa62617ac5394695dJeff Brown if (unfadeBeforeUpdateLocked()) { 19205dc66ada6b61a6bdf806ffaa62617ac5394695dJeff Brown updateLocked(); 19305dc66ada6b61a6bdf806ffaa62617ac5394695dJeff Brown } 19405dc66ada6b61a6bdf806ffaa62617ac5394695dJeff Brown} 19505dc66ada6b61a6bdf806ffaa62617ac5394695dJeff Brown 19605dc66ada6b61a6bdf806ffaa62617ac5394695dJeff Brownvoid PointerController::setInactivityFadeDelay(InactivityFadeDelay inactivityFadeDelay) { 19705dc66ada6b61a6bdf806ffaa62617ac5394695dJeff Brown AutoMutex _l(mLock); 19805dc66ada6b61a6bdf806ffaa62617ac5394695dJeff Brown 19905dc66ada6b61a6bdf806ffaa62617ac5394695dJeff Brown if (mLocked.inactivityFadeDelay != inactivityFadeDelay) { 20005dc66ada6b61a6bdf806ffaa62617ac5394695dJeff Brown mLocked.inactivityFadeDelay = inactivityFadeDelay; 20105dc66ada6b61a6bdf806ffaa62617ac5394695dJeff Brown startInactivityFadeDelayLocked(); 20205dc66ada6b61a6bdf806ffaa62617ac5394695dJeff Brown } 20305dc66ada6b61a6bdf806ffaa62617ac5394695dJeff Brown} 20405dc66ada6b61a6bdf806ffaa62617ac5394695dJeff Brown 205b4ff35df5c04aec71fce7e90a6d6f9ef7180c2adJeff Brownvoid PointerController::updateLocked() { 2065541de9ea3513a12d1ac2ad07e7e04a3aa7741a0Jeff Brown mLocked.sprite->openTransaction(); 2075541de9ea3513a12d1ac2ad07e7e04a3aa7741a0Jeff Brown mLocked.sprite->setPosition(mLocked.pointerX, mLocked.pointerY); 2085541de9ea3513a12d1ac2ad07e7e04a3aa7741a0Jeff Brown mLocked.sprite->setAlpha(mLocked.fadeAlpha); 2095541de9ea3513a12d1ac2ad07e7e04a3aa7741a0Jeff Brown mLocked.sprite->setVisible(mLocked.visible); 2105541de9ea3513a12d1ac2ad07e7e04a3aa7741a0Jeff Brown mLocked.sprite->closeTransaction(); 211b4ff35df5c04aec71fce7e90a6d6f9ef7180c2adJeff Brown} 212b4ff35df5c04aec71fce7e90a6d6f9ef7180c2adJeff Brown 213b4ff35df5c04aec71fce7e90a6d6f9ef7180c2adJeff Brownvoid PointerController::setDisplaySize(int32_t width, int32_t height) { 214b4ff35df5c04aec71fce7e90a6d6f9ef7180c2adJeff Brown AutoMutex _l(mLock); 215b4ff35df5c04aec71fce7e90a6d6f9ef7180c2adJeff Brown 216b4ff35df5c04aec71fce7e90a6d6f9ef7180c2adJeff Brown if (mLocked.displayWidth != width || mLocked.displayHeight != height) { 217b4ff35df5c04aec71fce7e90a6d6f9ef7180c2adJeff Brown mLocked.displayWidth = width; 218b4ff35df5c04aec71fce7e90a6d6f9ef7180c2adJeff Brown mLocked.displayHeight = height; 219b4ff35df5c04aec71fce7e90a6d6f9ef7180c2adJeff Brown 220b4ff35df5c04aec71fce7e90a6d6f9ef7180c2adJeff Brown float minX, minY, maxX, maxY; 221b4ff35df5c04aec71fce7e90a6d6f9ef7180c2adJeff Brown if (getBoundsLocked(&minX, &minY, &maxX, &maxY)) { 222b4ff35df5c04aec71fce7e90a6d6f9ef7180c2adJeff Brown mLocked.pointerX = (minX + maxX) * 0.5f; 223b4ff35df5c04aec71fce7e90a6d6f9ef7180c2adJeff Brown mLocked.pointerY = (minY + maxY) * 0.5f; 224b4ff35df5c04aec71fce7e90a6d6f9ef7180c2adJeff Brown } else { 225b4ff35df5c04aec71fce7e90a6d6f9ef7180c2adJeff Brown mLocked.pointerX = 0; 226b4ff35df5c04aec71fce7e90a6d6f9ef7180c2adJeff Brown mLocked.pointerY = 0; 227b4ff35df5c04aec71fce7e90a6d6f9ef7180c2adJeff Brown } 228b4ff35df5c04aec71fce7e90a6d6f9ef7180c2adJeff Brown 229b4ff35df5c04aec71fce7e90a6d6f9ef7180c2adJeff Brown updateLocked(); 230b4ff35df5c04aec71fce7e90a6d6f9ef7180c2adJeff Brown } 231b4ff35df5c04aec71fce7e90a6d6f9ef7180c2adJeff Brown} 232b4ff35df5c04aec71fce7e90a6d6f9ef7180c2adJeff Brown 233b4ff35df5c04aec71fce7e90a6d6f9ef7180c2adJeff Brownvoid PointerController::setDisplayOrientation(int32_t orientation) { 234b4ff35df5c04aec71fce7e90a6d6f9ef7180c2adJeff Brown AutoMutex _l(mLock); 235b4ff35df5c04aec71fce7e90a6d6f9ef7180c2adJeff Brown 236b4ff35df5c04aec71fce7e90a6d6f9ef7180c2adJeff Brown if (mLocked.displayOrientation != orientation) { 237d41cff2d3a95963a7aa348e502c6d42bae367235Jeff Brown // Apply offsets to convert from the pixel top-left corner position to the pixel center. 238d41cff2d3a95963a7aa348e502c6d42bae367235Jeff Brown // This creates an invariant frame of reference that we can easily rotate when 239d41cff2d3a95963a7aa348e502c6d42bae367235Jeff Brown // taking into account that the pointer may be located at fractional pixel offsets. 240d41cff2d3a95963a7aa348e502c6d42bae367235Jeff Brown float x = mLocked.pointerX + 0.5f; 241d41cff2d3a95963a7aa348e502c6d42bae367235Jeff Brown float y = mLocked.pointerY + 0.5f; 242d41cff2d3a95963a7aa348e502c6d42bae367235Jeff Brown float temp; 243d41cff2d3a95963a7aa348e502c6d42bae367235Jeff Brown 244d41cff2d3a95963a7aa348e502c6d42bae367235Jeff Brown // Undo the previous rotation. 245b4ff35df5c04aec71fce7e90a6d6f9ef7180c2adJeff Brown switch (mLocked.displayOrientation) { 246b4ff35df5c04aec71fce7e90a6d6f9ef7180c2adJeff Brown case DISPLAY_ORIENTATION_90: 247d41cff2d3a95963a7aa348e502c6d42bae367235Jeff Brown temp = x; 248d41cff2d3a95963a7aa348e502c6d42bae367235Jeff Brown x = mLocked.displayWidth - y; 249d41cff2d3a95963a7aa348e502c6d42bae367235Jeff Brown y = temp; 250b4ff35df5c04aec71fce7e90a6d6f9ef7180c2adJeff Brown break; 251b4ff35df5c04aec71fce7e90a6d6f9ef7180c2adJeff Brown case DISPLAY_ORIENTATION_180: 252d41cff2d3a95963a7aa348e502c6d42bae367235Jeff Brown x = mLocked.displayWidth - x; 253d41cff2d3a95963a7aa348e502c6d42bae367235Jeff Brown y = mLocked.displayHeight - y; 254b4ff35df5c04aec71fce7e90a6d6f9ef7180c2adJeff Brown break; 255b4ff35df5c04aec71fce7e90a6d6f9ef7180c2adJeff Brown case DISPLAY_ORIENTATION_270: 256d41cff2d3a95963a7aa348e502c6d42bae367235Jeff Brown temp = x; 257d41cff2d3a95963a7aa348e502c6d42bae367235Jeff Brown x = y; 258d41cff2d3a95963a7aa348e502c6d42bae367235Jeff Brown y = mLocked.displayHeight - temp; 259b4ff35df5c04aec71fce7e90a6d6f9ef7180c2adJeff Brown break; 260b4ff35df5c04aec71fce7e90a6d6f9ef7180c2adJeff Brown } 261b4ff35df5c04aec71fce7e90a6d6f9ef7180c2adJeff Brown 262d41cff2d3a95963a7aa348e502c6d42bae367235Jeff Brown // Perform the new rotation. 263b4ff35df5c04aec71fce7e90a6d6f9ef7180c2adJeff Brown switch (orientation) { 264b4ff35df5c04aec71fce7e90a6d6f9ef7180c2adJeff Brown case DISPLAY_ORIENTATION_90: 265d41cff2d3a95963a7aa348e502c6d42bae367235Jeff Brown temp = x; 266d41cff2d3a95963a7aa348e502c6d42bae367235Jeff Brown x = y; 2675541de9ea3513a12d1ac2ad07e7e04a3aa7741a0Jeff Brown y = mLocked.displayWidth - temp; 268b4ff35df5c04aec71fce7e90a6d6f9ef7180c2adJeff Brown break; 269b4ff35df5c04aec71fce7e90a6d6f9ef7180c2adJeff Brown case DISPLAY_ORIENTATION_180: 270d41cff2d3a95963a7aa348e502c6d42bae367235Jeff Brown x = mLocked.displayWidth - x; 271d41cff2d3a95963a7aa348e502c6d42bae367235Jeff Brown y = mLocked.displayHeight - y; 272b4ff35df5c04aec71fce7e90a6d6f9ef7180c2adJeff Brown break; 273b4ff35df5c04aec71fce7e90a6d6f9ef7180c2adJeff Brown case DISPLAY_ORIENTATION_270: 274d41cff2d3a95963a7aa348e502c6d42bae367235Jeff Brown temp = x; 275d41cff2d3a95963a7aa348e502c6d42bae367235Jeff Brown x = mLocked.displayHeight - y; 276d41cff2d3a95963a7aa348e502c6d42bae367235Jeff Brown y = temp; 277b4ff35df5c04aec71fce7e90a6d6f9ef7180c2adJeff Brown break; 278b4ff35df5c04aec71fce7e90a6d6f9ef7180c2adJeff Brown } 279b4ff35df5c04aec71fce7e90a6d6f9ef7180c2adJeff Brown 280d41cff2d3a95963a7aa348e502c6d42bae367235Jeff Brown // Apply offsets to convert from the pixel center to the pixel top-left corner position 281d41cff2d3a95963a7aa348e502c6d42bae367235Jeff Brown // and save the results. 282d41cff2d3a95963a7aa348e502c6d42bae367235Jeff Brown mLocked.pointerX = x - 0.5f; 283d41cff2d3a95963a7aa348e502c6d42bae367235Jeff Brown mLocked.pointerY = y - 0.5f; 284b4ff35df5c04aec71fce7e90a6d6f9ef7180c2adJeff Brown mLocked.displayOrientation = orientation; 285b4ff35df5c04aec71fce7e90a6d6f9ef7180c2adJeff Brown 286b4ff35df5c04aec71fce7e90a6d6f9ef7180c2adJeff Brown updateLocked(); 287b4ff35df5c04aec71fce7e90a6d6f9ef7180c2adJeff Brown } 288b4ff35df5c04aec71fce7e90a6d6f9ef7180c2adJeff Brown} 289b4ff35df5c04aec71fce7e90a6d6f9ef7180c2adJeff Brown 290b4ff35df5c04aec71fce7e90a6d6f9ef7180c2adJeff Brownvoid PointerController::setPointerIcon(const SkBitmap* bitmap, float hotSpotX, float hotSpotY) { 291b4ff35df5c04aec71fce7e90a6d6f9ef7180c2adJeff Brown AutoMutex _l(mLock); 292b4ff35df5c04aec71fce7e90a6d6f9ef7180c2adJeff Brown 2935541de9ea3513a12d1ac2ad07e7e04a3aa7741a0Jeff Brown mLocked.sprite->setBitmap(bitmap, hotSpotX, hotSpotY); 294b4ff35df5c04aec71fce7e90a6d6f9ef7180c2adJeff Brown} 295b4ff35df5c04aec71fce7e90a6d6f9ef7180c2adJeff Brown 29605dc66ada6b61a6bdf806ffaa62617ac5394695dJeff Brownvoid PointerController::handleMessage(const Message& message) { 29705dc66ada6b61a6bdf806ffaa62617ac5394695dJeff Brown switch (message.what) { 29805dc66ada6b61a6bdf806ffaa62617ac5394695dJeff Brown case MSG_FADE_STEP: { 29905dc66ada6b61a6bdf806ffaa62617ac5394695dJeff Brown AutoMutex _l(mLock); 30005dc66ada6b61a6bdf806ffaa62617ac5394695dJeff Brown fadeStepLocked(); 30105dc66ada6b61a6bdf806ffaa62617ac5394695dJeff Brown break; 30205dc66ada6b61a6bdf806ffaa62617ac5394695dJeff Brown } 30305dc66ada6b61a6bdf806ffaa62617ac5394695dJeff Brown } 30405dc66ada6b61a6bdf806ffaa62617ac5394695dJeff Brown} 30505dc66ada6b61a6bdf806ffaa62617ac5394695dJeff Brown 30605dc66ada6b61a6bdf806ffaa62617ac5394695dJeff Brownbool PointerController::unfadeBeforeUpdateLocked() { 30705dc66ada6b61a6bdf806ffaa62617ac5394695dJeff Brown sendFadeStepMessageDelayedLocked(getInactivityFadeDelayTimeLocked()); 30805dc66ada6b61a6bdf806ffaa62617ac5394695dJeff Brown 30905dc66ada6b61a6bdf806ffaa62617ac5394695dJeff Brown if (isFadingLocked()) { 3105541de9ea3513a12d1ac2ad07e7e04a3aa7741a0Jeff Brown mLocked.visible = true; 31105dc66ada6b61a6bdf806ffaa62617ac5394695dJeff Brown mLocked.fadeAlpha = 1; 31205dc66ada6b61a6bdf806ffaa62617ac5394695dJeff Brown return true; // update required to effect the unfade 31305dc66ada6b61a6bdf806ffaa62617ac5394695dJeff Brown } 31405dc66ada6b61a6bdf806ffaa62617ac5394695dJeff Brown return false; // update not required 31505dc66ada6b61a6bdf806ffaa62617ac5394695dJeff Brown} 31605dc66ada6b61a6bdf806ffaa62617ac5394695dJeff Brown 31705dc66ada6b61a6bdf806ffaa62617ac5394695dJeff Brownvoid PointerController::startFadeLocked() { 31805dc66ada6b61a6bdf806ffaa62617ac5394695dJeff Brown if (!isFadingLocked()) { 31905dc66ada6b61a6bdf806ffaa62617ac5394695dJeff Brown sendFadeStepMessageDelayedLocked(0); 32005dc66ada6b61a6bdf806ffaa62617ac5394695dJeff Brown } 32105dc66ada6b61a6bdf806ffaa62617ac5394695dJeff Brown} 32205dc66ada6b61a6bdf806ffaa62617ac5394695dJeff Brown 32305dc66ada6b61a6bdf806ffaa62617ac5394695dJeff Brownvoid PointerController::startInactivityFadeDelayLocked() { 32405dc66ada6b61a6bdf806ffaa62617ac5394695dJeff Brown if (!isFadingLocked()) { 32505dc66ada6b61a6bdf806ffaa62617ac5394695dJeff Brown sendFadeStepMessageDelayedLocked(getInactivityFadeDelayTimeLocked()); 32605dc66ada6b61a6bdf806ffaa62617ac5394695dJeff Brown } 32705dc66ada6b61a6bdf806ffaa62617ac5394695dJeff Brown} 32805dc66ada6b61a6bdf806ffaa62617ac5394695dJeff Brown 32905dc66ada6b61a6bdf806ffaa62617ac5394695dJeff Brownvoid PointerController::fadeStepLocked() { 3305541de9ea3513a12d1ac2ad07e7e04a3aa7741a0Jeff Brown if (mLocked.visible) { 33105dc66ada6b61a6bdf806ffaa62617ac5394695dJeff Brown mLocked.fadeAlpha -= FADE_DECAY_PER_FRAME; 33205dc66ada6b61a6bdf806ffaa62617ac5394695dJeff Brown if (mLocked.fadeAlpha < 0) { 33305dc66ada6b61a6bdf806ffaa62617ac5394695dJeff Brown mLocked.fadeAlpha = 0; 3345541de9ea3513a12d1ac2ad07e7e04a3aa7741a0Jeff Brown mLocked.visible = false; 33505dc66ada6b61a6bdf806ffaa62617ac5394695dJeff Brown } else { 33605dc66ada6b61a6bdf806ffaa62617ac5394695dJeff Brown sendFadeStepMessageDelayedLocked(FADE_FRAME_INTERVAL); 33705dc66ada6b61a6bdf806ffaa62617ac5394695dJeff Brown } 33805dc66ada6b61a6bdf806ffaa62617ac5394695dJeff Brown updateLocked(); 33905dc66ada6b61a6bdf806ffaa62617ac5394695dJeff Brown } 34005dc66ada6b61a6bdf806ffaa62617ac5394695dJeff Brown} 34105dc66ada6b61a6bdf806ffaa62617ac5394695dJeff Brown 34205dc66ada6b61a6bdf806ffaa62617ac5394695dJeff Brownbool PointerController::isFadingLocked() { 3435541de9ea3513a12d1ac2ad07e7e04a3aa7741a0Jeff Brown return !mLocked.visible || mLocked.fadeAlpha != 1; 34405dc66ada6b61a6bdf806ffaa62617ac5394695dJeff Brown} 34505dc66ada6b61a6bdf806ffaa62617ac5394695dJeff Brown 34605dc66ada6b61a6bdf806ffaa62617ac5394695dJeff Brownnsecs_t PointerController::getInactivityFadeDelayTimeLocked() { 34705dc66ada6b61a6bdf806ffaa62617ac5394695dJeff Brown return mLocked.inactivityFadeDelay == INACTIVITY_FADE_DELAY_SHORT 34805dc66ada6b61a6bdf806ffaa62617ac5394695dJeff Brown ? INACTIVITY_FADE_DELAY_TIME_SHORT : INACTIVITY_FADE_DELAY_TIME_NORMAL; 34905dc66ada6b61a6bdf806ffaa62617ac5394695dJeff Brown} 35005dc66ada6b61a6bdf806ffaa62617ac5394695dJeff Brown 35105dc66ada6b61a6bdf806ffaa62617ac5394695dJeff Brownvoid PointerController::sendFadeStepMessageDelayedLocked(nsecs_t delayTime) { 35205dc66ada6b61a6bdf806ffaa62617ac5394695dJeff Brown mLooper->removeMessages(mHandler, MSG_FADE_STEP); 35305dc66ada6b61a6bdf806ffaa62617ac5394695dJeff Brown mLooper->sendMessageDelayed(delayTime, mHandler, Message(MSG_FADE_STEP)); 35405dc66ada6b61a6bdf806ffaa62617ac5394695dJeff Brown} 35505dc66ada6b61a6bdf806ffaa62617ac5394695dJeff Brown 356b4ff35df5c04aec71fce7e90a6d6f9ef7180c2adJeff Brown} // namespace android 357