mirror of
https://github.com/mozilla/gecko-dev.git
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651 lines
16 KiB
C++
651 lines
16 KiB
C++
/* Copyright 2012 Mozilla Foundation and Mozilla contributors
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#include "android/log.h"
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#include "GLContext.h"
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#include "mozilla/MouseEvents.h"
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#include "mozilla/TouchEvents.h"
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#include "mozilla/Hal.h"
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#include "libdisplay/BootAnimation.h"
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#include "libdisplay/GonkDisplay.h"
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#include "nsScreenManagerGonk.h"
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#include "nsThreadUtils.h"
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#include "HwcComposer2D.h"
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#include "VsyncSource.h"
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#include "nsWindow.h"
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#include "mozilla/Services.h"
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#include "mozilla/ProcessPriorityManager.h"
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#include "nsIdleService.h"
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#include "nsIObserverService.h"
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#include "nsAppShell.h"
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#include "nsTArray.h"
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#include "pixelflinger/format.h"
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#include "nsIDisplayInfo.h"
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#if ANDROID_VERSION >= 17
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#include "libdisplay/DisplaySurface.h"
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#endif
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#define LOG(args...) __android_log_print(ANDROID_LOG_INFO, "nsScreenGonk" , ## args)
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#define LOGW(args...) __android_log_print(ANDROID_LOG_WARN, "nsScreenGonk", ## args)
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#define LOGE(args...) __android_log_print(ANDROID_LOG_ERROR, "nsScreenGonk", ## args)
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using namespace mozilla;
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using namespace mozilla::hal;
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using namespace mozilla::gfx;
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using namespace mozilla::gl;
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using namespace mozilla::dom;
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namespace {
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class ScreenOnOffEvent : public nsRunnable {
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public:
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ScreenOnOffEvent(bool on)
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: mIsOn(on)
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{}
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NS_IMETHOD Run() {
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// Notify observers that the screen state has just changed.
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nsCOMPtr<nsIObserverService> observerService = mozilla::services::GetObserverService();
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if (observerService) {
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observerService->NotifyObservers(
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nullptr, "screen-state-changed",
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mIsOn ? MOZ_UTF16("on") : MOZ_UTF16("off")
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);
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}
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nsRefPtr<nsScreenGonk> screen = nsScreenManagerGonk::GetPrimaryScreen();
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const nsTArray<nsWindow*>& windows = screen->GetTopWindows();
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for (uint32_t i = 0; i < windows.Length(); i++) {
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nsWindow *win = windows[i];
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if (nsIWidgetListener* listener = win->GetWidgetListener()) {
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listener->SizeModeChanged(mIsOn ? nsSizeMode_Fullscreen : nsSizeMode_Minimized);
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}
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}
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return NS_OK;
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}
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private:
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bool mIsOn;
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};
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static void
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displayEnabledCallback(bool enabled)
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{
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nsRefPtr<nsScreenManagerGonk> screenManager = nsScreenManagerGonk::GetInstance();
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screenManager->DisplayEnabled(enabled);
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}
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} // anonymous namespace
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static uint32_t
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SurfaceFormatToColorDepth(int32_t aSurfaceFormat)
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{
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switch (aSurfaceFormat) {
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case GGL_PIXEL_FORMAT_RGB_565:
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return 16;
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case GGL_PIXEL_FORMAT_RGBA_8888:
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return 32;
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}
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return 24; // GGL_PIXEL_FORMAT_RGBX_8888
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}
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// nsScreenGonk.cpp
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nsScreenGonk::nsScreenGonk(uint32_t aId,
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GonkDisplay::DisplayType aDisplayType,
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const GonkDisplay::NativeData& aNativeData)
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: mId(aId)
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, mNativeWindow(aNativeData.mNativeWindow)
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, mDpi(aNativeData.mXdpi)
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, mScreenRotation(nsIScreen::ROTATION_0_DEG)
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, mPhysicalScreenRotation(nsIScreen::ROTATION_0_DEG)
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#if ANDROID_VERSION >= 17
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, mDisplaySurface(aNativeData.mDisplaySurface)
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#endif
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, mDisplayType(aDisplayType)
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, mDpy(EGL_NO_DISPLAY)
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, mSur(EGL_NO_SURFACE)
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, mGLContext(nullptr)
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{
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if (mNativeWindow->query(mNativeWindow.get(), NATIVE_WINDOW_WIDTH, &mVirtualBounds.width) ||
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mNativeWindow->query(mNativeWindow.get(), NATIVE_WINDOW_HEIGHT, &mVirtualBounds.height) ||
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mNativeWindow->query(mNativeWindow.get(), NATIVE_WINDOW_FORMAT, &mSurfaceFormat)) {
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NS_RUNTIMEABORT("Failed to get native window size, aborting...");
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}
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mNaturalBounds = mVirtualBounds;
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if (IsPrimaryScreen()) {
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char propValue[PROPERTY_VALUE_MAX];
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property_get("ro.sf.hwrotation", propValue, "0");
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mPhysicalScreenRotation = atoi(propValue) / 90;
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}
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mColorDepth = SurfaceFormatToColorDepth(mSurfaceFormat);
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}
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nsScreenGonk::~nsScreenGonk()
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{
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}
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bool
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nsScreenGonk::IsPrimaryScreen()
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{
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return mDisplayType == GonkDisplay::DISPLAY_PRIMARY;
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}
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NS_IMETHODIMP
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nsScreenGonk::GetId(uint32_t *outId)
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{
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*outId = mId;
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return NS_OK;
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}
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uint32_t
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nsScreenGonk::GetId()
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{
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return mId;
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}
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NS_IMETHODIMP
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nsScreenGonk::GetRect(int32_t *outLeft, int32_t *outTop,
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int32_t *outWidth, int32_t *outHeight)
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{
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*outLeft = mVirtualBounds.x;
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*outTop = mVirtualBounds.y;
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*outWidth = mVirtualBounds.width;
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*outHeight = mVirtualBounds.height;
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return NS_OK;
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}
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nsIntRect
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nsScreenGonk::GetRect()
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{
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return mVirtualBounds;
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}
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NS_IMETHODIMP
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nsScreenGonk::GetAvailRect(int32_t *outLeft, int32_t *outTop,
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int32_t *outWidth, int32_t *outHeight)
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{
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return GetRect(outLeft, outTop, outWidth, outHeight);
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}
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NS_IMETHODIMP
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nsScreenGonk::GetPixelDepth(int32_t *aPixelDepth)
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{
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// XXX: this should actually return 32 when we're using 24-bit
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// color, because we use RGBX.
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*aPixelDepth = mColorDepth;
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return NS_OK;
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}
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NS_IMETHODIMP
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nsScreenGonk::GetColorDepth(int32_t *aColorDepth)
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{
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*aColorDepth = mColorDepth;
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return NS_OK;
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}
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NS_IMETHODIMP
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nsScreenGonk::GetRotation(uint32_t* aRotation)
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{
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*aRotation = mScreenRotation;
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return NS_OK;
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}
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float
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nsScreenGonk::GetDpi()
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{
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return mDpi;
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}
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int32_t
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nsScreenGonk::GetSurfaceFormat()
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{
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return mSurfaceFormat;
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}
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ANativeWindow*
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nsScreenGonk::GetNativeWindow()
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{
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return mNativeWindow.get();
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}
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NS_IMETHODIMP
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nsScreenGonk::SetRotation(uint32_t aRotation)
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{
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if (!(aRotation <= ROTATION_270_DEG)) {
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return NS_ERROR_ILLEGAL_VALUE;
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}
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if (mScreenRotation == aRotation) {
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return NS_OK;
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}
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mScreenRotation = aRotation;
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uint32_t rotation = EffectiveScreenRotation();
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if (rotation == nsIScreen::ROTATION_90_DEG ||
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rotation == nsIScreen::ROTATION_270_DEG) {
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mVirtualBounds = nsIntRect(0, 0,
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mNaturalBounds.height,
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mNaturalBounds.width);
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} else {
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mVirtualBounds = mNaturalBounds;
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}
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nsAppShell::NotifyScreenRotation();
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for (unsigned int i = 0; i < mTopWindows.Length(); i++) {
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mTopWindows[i]->Resize(mVirtualBounds.width,
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mVirtualBounds.height,
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true);
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}
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return NS_OK;
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}
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nsIntRect
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nsScreenGonk::GetNaturalBounds()
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{
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return mNaturalBounds;
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}
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uint32_t
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nsScreenGonk::EffectiveScreenRotation()
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{
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return (mScreenRotation + mPhysicalScreenRotation) % (360 / 90);
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}
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// NB: This isn't gonk-specific, but gonk is the only widget backend
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// that does this calculation itself, currently.
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static ScreenOrientation
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ComputeOrientation(uint32_t aRotation, const nsIntSize& aScreenSize)
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{
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bool naturallyPortrait = (aScreenSize.height > aScreenSize.width);
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switch (aRotation) {
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case nsIScreen::ROTATION_0_DEG:
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return (naturallyPortrait ? eScreenOrientation_PortraitPrimary :
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eScreenOrientation_LandscapePrimary);
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case nsIScreen::ROTATION_90_DEG:
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// Arbitrarily choosing 90deg to be primary "unnatural"
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// rotation.
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return (naturallyPortrait ? eScreenOrientation_LandscapePrimary :
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eScreenOrientation_PortraitPrimary);
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case nsIScreen::ROTATION_180_DEG:
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return (naturallyPortrait ? eScreenOrientation_PortraitSecondary :
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eScreenOrientation_LandscapeSecondary);
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case nsIScreen::ROTATION_270_DEG:
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return (naturallyPortrait ? eScreenOrientation_LandscapeSecondary :
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eScreenOrientation_PortraitSecondary);
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default:
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MOZ_CRASH("Gonk screen must always have a known rotation");
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}
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}
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ScreenConfiguration
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nsScreenGonk::GetConfiguration()
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{
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ScreenOrientation orientation = ComputeOrientation(mScreenRotation,
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mNaturalBounds.Size());
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// NB: perpetuating colorDepth == pixelDepth illusion here, for
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// consistency.
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return ScreenConfiguration(mVirtualBounds, orientation,
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mColorDepth, mColorDepth);
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}
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void
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nsScreenGonk::RegisterWindow(nsWindow* aWindow)
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{
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mTopWindows.AppendElement(aWindow);
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}
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void
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nsScreenGonk::UnregisterWindow(nsWindow* aWindow)
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{
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mTopWindows.RemoveElement(aWindow);
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}
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void
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nsScreenGonk::BringToTop(nsWindow* aWindow)
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{
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mTopWindows.RemoveElement(aWindow);
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mTopWindows.InsertElementAt(0, aWindow);
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}
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#if ANDROID_VERSION >= 17
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android::DisplaySurface*
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nsScreenGonk::GetDisplaySurface()
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{
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return mDisplaySurface.get();
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}
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int
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nsScreenGonk::GetPrevDispAcquireFd()
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{
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if (!mDisplaySurface.get()) {
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return -1;
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}
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return mDisplaySurface->GetPrevDispAcquireFd();
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}
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#endif
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GonkDisplay::DisplayType
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nsScreenGonk::GetDisplayType()
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{
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return mDisplayType;
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}
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void
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nsScreenGonk::SetEGLInfo(hwc_display_t aDisplay, hwc_surface_t aSurface,
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gl::GLContext* aGLContext)
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{
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mDpy = aDisplay;
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mSur = aSurface;
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mGLContext = aGLContext;
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}
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hwc_display_t
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nsScreenGonk::GetDpy()
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{
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return mDpy;
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}
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hwc_surface_t
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nsScreenGonk::GetSur()
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{
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return mSur;
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}
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NS_IMPL_ISUPPORTS(nsScreenManagerGonk, nsIScreenManager)
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nsScreenManagerGonk::nsScreenManagerGonk()
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: mInitialized(false)
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{
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}
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nsScreenManagerGonk::~nsScreenManagerGonk()
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{
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}
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/* static */ already_AddRefed<nsScreenManagerGonk>
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nsScreenManagerGonk::GetInstance()
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{
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nsCOMPtr<nsIScreenManager> manager;
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manager = do_GetService("@mozilla.org/gfx/screenmanager;1");
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MOZ_ASSERT(manager);
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return already_AddRefed<nsScreenManagerGonk>(
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static_cast<nsScreenManagerGonk*>(manager.forget().take()));
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}
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/* static */ already_AddRefed< nsScreenGonk>
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nsScreenManagerGonk::GetPrimaryScreen()
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{
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nsRefPtr<nsScreenManagerGonk> manager = nsScreenManagerGonk::GetInstance();
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nsCOMPtr<nsIScreen> screen;
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manager->GetPrimaryScreen(getter_AddRefs(screen));
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MOZ_ASSERT(screen);
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return already_AddRefed<nsScreenGonk>(
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static_cast<nsScreenGonk*>(screen.forget().take()));
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}
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void
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nsScreenManagerGonk::Initialize()
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{
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if (mInitialized) {
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return;
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}
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mScreenOnEvent = new ScreenOnOffEvent(true);
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mScreenOffEvent = new ScreenOnOffEvent(false);
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GetGonkDisplay()->OnEnabled(displayEnabledCallback);
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AddScreen(GonkDisplay::DISPLAY_PRIMARY);
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nsAppShell::NotifyScreenInitialized();
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mInitialized = true;
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}
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void
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nsScreenManagerGonk::DisplayEnabled(bool aEnabled)
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{
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if (gfxPrefs::HardwareVsyncEnabled()) {
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VsyncControl(aEnabled);
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}
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NS_DispatchToMainThread(aEnabled ? mScreenOnEvent : mScreenOffEvent);
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}
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NS_IMETHODIMP
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nsScreenManagerGonk::GetPrimaryScreen(nsIScreen **outScreen)
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{
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NS_IF_ADDREF(*outScreen = mScreens[0].get());
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return NS_OK;
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}
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NS_IMETHODIMP
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nsScreenManagerGonk::ScreenForId(uint32_t aId,
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nsIScreen **outScreen)
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{
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for (size_t i = 0; i < mScreens.Length(); i++) {
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if (mScreens[i]->GetId() == aId) {
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NS_IF_ADDREF(*outScreen = mScreens[i].get());
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return NS_OK;
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}
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}
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*outScreen = nullptr;
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return NS_OK;
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}
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NS_IMETHODIMP
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nsScreenManagerGonk::ScreenForRect(int32_t inLeft,
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int32_t inTop,
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int32_t inWidth,
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int32_t inHeight,
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nsIScreen **outScreen)
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{
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// Since all screens have independent coordinate system, we could
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// only return the primary screen no matter what rect is given.
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return GetPrimaryScreen(outScreen);
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}
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NS_IMETHODIMP
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nsScreenManagerGonk::ScreenForNativeWidget(void *aWidget, nsIScreen **outScreen)
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{
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for (size_t i = 0; i < mScreens.Length(); i++) {
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if (aWidget == mScreens[i]->GetNativeWindow()) {
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NS_IF_ADDREF(*outScreen = mScreens[i].get());
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return NS_OK;
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}
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}
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*outScreen = nullptr;
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return NS_OK;
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}
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NS_IMETHODIMP
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nsScreenManagerGonk::GetNumberOfScreens(uint32_t *aNumberOfScreens)
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{
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*aNumberOfScreens = mScreens.Length();
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return NS_OK;
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}
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NS_IMETHODIMP
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nsScreenManagerGonk::GetSystemDefaultScale(float *aDefaultScale)
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{
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*aDefaultScale = 1.0f;
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return NS_OK;
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}
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void
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nsScreenManagerGonk::VsyncControl(bool aEnabled)
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{
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MOZ_ASSERT(gfxPrefs::HardwareVsyncEnabled());
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if (!NS_IsMainThread()) {
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NS_DispatchToMainThread(
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NS_NewRunnableMethodWithArgs<bool>(this,
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&nsScreenManagerGonk::VsyncControl,
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aEnabled));
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return;
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}
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MOZ_ASSERT(NS_IsMainThread());
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VsyncSource::Display &display = gfxPlatform::GetPlatform()->GetHardwareVsync()->GetGlobalDisplay();
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if (aEnabled) {
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display.EnableVsync();
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} else {
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display.DisableVsync();
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}
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}
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uint32_t
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nsScreenManagerGonk::GetIdFromType(GonkDisplay::DisplayType aDisplayType)
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{
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// This is the only place where we make the assumption that
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// display type is equivalent to screen id.
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// Bug 1138287 will address the conversion from type to id.
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return aDisplayType;
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}
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bool
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nsScreenManagerGonk::IsScreenConnected(uint32_t aId)
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{
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for (size_t i = 0; i < mScreens.Length(); ++i) {
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if (mScreens[i]->GetId() == aId) {
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return true;
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}
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}
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return false;
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}
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namespace {
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// A concrete class as a subject for 'display-changed' observer event.
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class DisplayInfo : public nsIDisplayInfo {
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public:
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NS_DECL_ISUPPORTS
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DisplayInfo(uint32_t aId, bool aConnected)
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: mId(aId)
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, mConnected(aConnected)
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{
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}
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NS_IMETHODIMP GetId(int32_t *aId)
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{
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*aId = mId;
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP GetConnected(bool *aConnected)
|
|
{
|
|
*aConnected = mConnected;
|
|
return NS_OK;
|
|
}
|
|
|
|
private:
|
|
virtual ~DisplayInfo() {}
|
|
|
|
uint32_t mId;
|
|
bool mConnected;
|
|
};
|
|
|
|
NS_IMPL_ISUPPORTS(DisplayInfo, nsIDisplayInfo, nsISupports)
|
|
|
|
class NotifyTask : public nsRunnable {
|
|
public:
|
|
NotifyTask(uint32_t aId, bool aConnected)
|
|
: mDisplayInfo(new DisplayInfo(aId, aConnected))
|
|
{
|
|
}
|
|
|
|
NS_IMETHOD Run()
|
|
{
|
|
nsCOMPtr<nsIObserverService> os = mozilla::services::GetObserverService();
|
|
if (os) {
|
|
os->NotifyObservers(mDisplayInfo, "display-changed", nullptr);
|
|
}
|
|
|
|
return NS_OK;
|
|
}
|
|
private:
|
|
nsRefPtr<DisplayInfo> mDisplayInfo;
|
|
};
|
|
|
|
void
|
|
NotifyDisplayChange(uint32_t aId, bool aConnected)
|
|
{
|
|
NS_DispatchToMainThread(new NotifyTask(aId, aConnected));
|
|
}
|
|
|
|
} // end of unnamed namespace.
|
|
|
|
nsresult
|
|
nsScreenManagerGonk::AddScreen(GonkDisplay::DisplayType aDisplayType,
|
|
android::IGraphicBufferProducer* aProducer)
|
|
{
|
|
MOZ_ASSERT(NS_IsMainThread());
|
|
|
|
NS_ENSURE_TRUE(aDisplayType < GonkDisplay::DisplayType::NUM_DISPLAY_TYPES,
|
|
NS_ERROR_FAILURE);
|
|
|
|
uint32_t id = GetIdFromType(aDisplayType);
|
|
NS_ENSURE_TRUE(!IsScreenConnected(id), NS_ERROR_FAILURE);
|
|
|
|
GonkDisplay::NativeData nativeData =
|
|
GetGonkDisplay()->GetNativeData(aDisplayType, aProducer);
|
|
nsScreenGonk* screen = new nsScreenGonk(id, aDisplayType, nativeData);
|
|
|
|
mScreens.AppendElement(screen);
|
|
|
|
NotifyDisplayChange(id, true);
|
|
|
|
return NS_OK;
|
|
}
|
|
|
|
nsresult
|
|
nsScreenManagerGonk::RemoveScreen(GonkDisplay::DisplayType aDisplayType)
|
|
{
|
|
MOZ_ASSERT(NS_IsMainThread());
|
|
|
|
NS_ENSURE_TRUE(aDisplayType < GonkDisplay::DisplayType::NUM_DISPLAY_TYPES,
|
|
NS_ERROR_FAILURE);
|
|
|
|
uint32_t screenId = GetIdFromType(aDisplayType);
|
|
NS_ENSURE_TRUE(IsScreenConnected(screenId), NS_ERROR_FAILURE);
|
|
|
|
for (size_t i = 0; i < mScreens.Length(); i++) {
|
|
if (mScreens[i]->GetId() == screenId) {
|
|
mScreens.RemoveElementAt(i);
|
|
break;
|
|
}
|
|
}
|
|
|
|
NotifyDisplayChange(screenId, false);
|
|
|
|
return NS_OK;
|
|
}
|