| /* | |
| * Copyright 2011 Google Inc. | |
| * | |
| * Use of this source code is governed by a BSD-style license that can be | |
| * found in the LICENSE file. | |
| */ | |
| #include "SampleApp.h" | |
| #include "OverView.h" | |
| #include "Resources.h" | |
| #include "SampleCode.h" | |
| #include "SamplePipeControllers.h" | |
| #include "SkAnimTimer.h" | |
| #include "SkCanvas.h" | |
| #include "SkCommandLineFlags.h" | |
| #include "SkData.h" | |
| #include "SkDevice.h" | |
| #include "SkDocument.h" | |
| #include "SkGPipe.h" | |
| #include "SkGraphics.h" | |
| #include "SkImageEncoder.h" | |
| #include "SkOSFile.h" | |
| #include "SkPaint.h" | |
| #include "SkPaintFilterCanvas.h" | |
| #include "SkPicture.h" | |
| #include "SkPictureRecorder.h" | |
| #include "SkStream.h" | |
| #include "SkSurface.h" | |
| #include "SkTSort.h" | |
| #include "SkTime.h" | |
| #include "SkTypeface.h" | |
| #include "SkWindow.h" | |
| #include "sk_tool_utils.h" | |
| #if SK_SUPPORT_GPU | |
| #include "gl/GrGLInterface.h" | |
| #include "gl/GrGLUtil.h" | |
| #include "GrRenderTarget.h" | |
| #include "GrContext.h" | |
| #include "SkGpuDevice.h" | |
| #else | |
| class GrContext; | |
| #endif | |
| // Should be 3x + 1 | |
| #define kMaxFatBitsScale 28 | |
| extern SampleView* CreateSamplePictFileView(const char filename[]); | |
| class PictFileFactory : public SkViewFactory { | |
| SkString fFilename; | |
| public: | |
| PictFileFactory(const SkString& filename) : fFilename(filename) {} | |
| SkView* operator() () const override { | |
| return CreateSamplePictFileView(fFilename.c_str()); | |
| } | |
| }; | |
| #ifdef SAMPLE_PDF_FILE_VIEWER | |
| extern SampleView* CreateSamplePdfFileViewer(const char filename[]); | |
| class PdfFileViewerFactory : public SkViewFactory { | |
| SkString fFilename; | |
| public: | |
| PdfFileViewerFactory(const SkString& filename) : fFilename(filename) {} | |
| SkView* operator() () const override { | |
| return CreateSamplePdfFileViewer(fFilename.c_str()); | |
| } | |
| }; | |
| #endif // SAMPLE_PDF_FILE_VIEWER | |
| #define PIPE_FILEx | |
| #ifdef PIPE_FILE | |
| #define FILE_PATH "/path/to/drawing.data" | |
| #endif | |
| #define PIPE_NETx | |
| #ifdef PIPE_NET | |
| #include "SkSockets.h" | |
| SkTCPServer gServer; | |
| #endif | |
| #if SK_COMMAND_BUFFER | |
| #define DEFAULT_TO_COMMAND_BUFFER 1 | |
| #elif SK_ANGLE | |
| //#define DEFAULT_TO_ANGLE 1 | |
| #else | |
| #define DEFAULT_TO_GPU 0 // if 1 default rendering is on GPU | |
| #endif | |
| #define ANIMATING_EVENTTYPE "nextSample" | |
| #define ANIMATING_DELAY 250 | |
| #ifdef SK_DEBUG | |
| #define FPS_REPEAT_MULTIPLIER 1 | |
| #else | |
| #define FPS_REPEAT_MULTIPLIER 10 | |
| #endif | |
| #define FPS_REPEAT_COUNT (10 * FPS_REPEAT_MULTIPLIER) | |
| static SampleWindow* gSampleWindow; | |
| static bool gShowGMBounds; | |
| static void post_event_to_sink(SkEvent* evt, SkEventSink* sink) { | |
| evt->setTargetID(sink->getSinkID())->post(); | |
| } | |
| static SkAnimTimer gAnimTimer; | |
| /////////////////////////////////////////////////////////////////////////////// | |
| static const char* skip_until(const char* str, const char* skip) { | |
| if (!str) { | |
| return nullptr; | |
| } | |
| return strstr(str, skip); | |
| } | |
| static const char* skip_past(const char* str, const char* skip) { | |
| const char* found = skip_until(str, skip); | |
| if (!found) { | |
| return nullptr; | |
| } | |
| return found + strlen(skip); | |
| } | |
| static const char* gPrefFileName = "sampleapp_prefs.txt"; | |
| static bool readTitleFromPrefs(SkString* title) { | |
| SkFILEStream stream(gPrefFileName); | |
| if (!stream.isValid()) { | |
| return false; | |
| } | |
| size_t len = stream.getLength(); | |
| SkString data(len); | |
| stream.read(data.writable_str(), len); | |
| const char* s = data.c_str(); | |
| s = skip_past(s, "curr-slide-title"); | |
| s = skip_past(s, "="); | |
| s = skip_past(s, "\""); | |
| const char* stop = skip_until(s, "\""); | |
| if (stop > s) { | |
| title->set(s, stop - s); | |
| return true; | |
| } | |
| return false; | |
| } | |
| static void writeTitleToPrefs(const char* title) { | |
| SkFILEWStream stream(gPrefFileName); | |
| SkString data; | |
| data.printf("curr-slide-title = \"%s\"\n", title); | |
| stream.write(data.c_str(), data.size()); | |
| } | |
| /////////////////////////////////////////////////////////////////////////////// | |
| class SampleWindow::DefaultDeviceManager : public SampleWindow::DeviceManager { | |
| public: | |
| DefaultDeviceManager() { | |
| #if SK_SUPPORT_GPU | |
| fCurContext = nullptr; | |
| fCurIntf = nullptr; | |
| fCurRenderTarget = nullptr; | |
| fMSAASampleCount = 0; | |
| #endif | |
| fBackend = kNone_BackEndType; | |
| } | |
| virtual ~DefaultDeviceManager() { | |
| #if SK_SUPPORT_GPU | |
| SkSafeUnref(fCurContext); | |
| SkSafeUnref(fCurIntf); | |
| SkSafeUnref(fCurRenderTarget); | |
| #endif | |
| } | |
| void setUpBackend(SampleWindow* win, int msaaSampleCount) override { | |
| SkASSERT(kNone_BackEndType == fBackend); | |
| fBackend = kNone_BackEndType; | |
| #if SK_SUPPORT_GPU | |
| switch (win->getDeviceType()) { | |
| case kRaster_DeviceType: // fallthrough | |
| case kPicture_DeviceType: // fallthrough | |
| case kGPU_DeviceType: | |
| // all these guys use the native backend | |
| fBackend = kNativeGL_BackEndType; | |
| break; | |
| #if SK_ANGLE | |
| case kANGLE_DeviceType: | |
| // ANGLE is really the only odd man out | |
| fBackend = kANGLE_BackEndType; | |
| break; | |
| #endif // SK_ANGLE | |
| #if SK_COMMAND_BUFFER | |
| case kCommandBuffer_DeviceType: | |
| // Command buffer is really the only other odd man out :D | |
| fBackend = kCommandBuffer_BackEndType; | |
| break; | |
| #endif // SK_COMMAND_BUFFER | |
| default: | |
| SkASSERT(false); | |
| break; | |
| } | |
| AttachmentInfo attachmentInfo; | |
| bool result = win->attach(fBackend, msaaSampleCount, &attachmentInfo); | |
| if (!result) { | |
| SkDebugf("Failed to initialize GL"); | |
| return; | |
| } | |
| fMSAASampleCount = msaaSampleCount; | |
| SkASSERT(nullptr == fCurIntf); | |
| SkAutoTUnref<const GrGLInterface> glInterface; | |
| switch (win->getDeviceType()) { | |
| case kRaster_DeviceType: // fallthrough | |
| case kPicture_DeviceType: // fallthrough | |
| case kGPU_DeviceType: | |
| // all these guys use the native interface | |
| glInterface.reset(GrGLCreateNativeInterface()); | |
| break; | |
| #if SK_ANGLE | |
| case kANGLE_DeviceType: | |
| glInterface.reset(GrGLCreateANGLEInterface()); | |
| break; | |
| #endif // SK_ANGLE | |
| #if SK_COMMAND_BUFFER | |
| case kCommandBuffer_DeviceType: | |
| glInterface.reset(GrGLCreateCommandBufferInterface()); | |
| break; | |
| #endif // SK_COMMAND_BUFFER | |
| default: | |
| SkASSERT(false); | |
| break; | |
| } | |
| // Currently SampleApp does not use NVPR. TODO: Provide an NVPR device type that is skipped | |
| // when the driver doesn't support NVPR. | |
| fCurIntf = GrGLInterfaceRemoveNVPR(glInterface.get()); | |
| SkASSERT(nullptr == fCurContext); | |
| fCurContext = GrContext::Create(kOpenGL_GrBackend, (GrBackendContext) fCurIntf); | |
| if (nullptr == fCurContext || nullptr == fCurIntf) { | |
| // We need some context and interface to see results | |
| SkSafeUnref(fCurContext); | |
| SkSafeUnref(fCurIntf); | |
| fCurContext = nullptr; | |
| fCurIntf = nullptr; | |
| SkDebugf("Failed to setup 3D"); | |
| win->detach(); | |
| } | |
| #endif // SK_SUPPORT_GPU | |
| // call windowSizeChanged to create the render target | |
| this->windowSizeChanged(win); | |
| } | |
| void tearDownBackend(SampleWindow *win) override { | |
| #if SK_SUPPORT_GPU | |
| if (fCurContext) { | |
| // in case we have outstanding refs to this guy (lua?) | |
| fCurContext->abandonContext(); | |
| fCurContext->unref(); | |
| fCurContext = nullptr; | |
| } | |
| SkSafeUnref(fCurIntf); | |
| fCurIntf = nullptr; | |
| SkSafeUnref(fCurRenderTarget); | |
| fCurRenderTarget = nullptr; | |
| #endif | |
| win->detach(); | |
| fBackend = kNone_BackEndType; | |
| } | |
| SkSurface* createSurface(SampleWindow::DeviceType dType, SampleWindow* win) override { | |
| #if SK_SUPPORT_GPU | |
| if (IsGpuDeviceType(dType) && fCurContext) { | |
| SkSurfaceProps props(win->getSurfaceProps()); | |
| return SkSurface::NewRenderTargetDirect(fCurRenderTarget, &props); | |
| } | |
| #endif | |
| return nullptr; | |
| } | |
| void publishCanvas(SampleWindow::DeviceType dType, | |
| SkCanvas* canvas, SampleWindow* win) override { | |
| #if SK_SUPPORT_GPU | |
| if (fCurContext) { | |
| // in case we have queued drawing calls | |
| fCurContext->flush(); | |
| if (!IsGpuDeviceType(dType)) { | |
| // need to send the raster bits to the (gpu) window | |
| const SkBitmap& bm = win->getBitmap(); | |
| fCurRenderTarget->writePixels(0, 0, bm.width(), bm.height(), | |
| SkImageInfo2GrPixelConfig(bm.colorType(), | |
| bm.alphaType(), | |
| bm.profileType()), | |
| bm.getPixels(), | |
| bm.rowBytes(), | |
| GrContext::kFlushWrites_PixelOp); | |
| } | |
| } | |
| #endif | |
| win->present(); | |
| } | |
| void windowSizeChanged(SampleWindow* win) override { | |
| #if SK_SUPPORT_GPU | |
| if (fCurContext) { | |
| AttachmentInfo attachmentInfo; | |
| win->attach(fBackend, fMSAASampleCount, &attachmentInfo); | |
| SkSafeUnref(fCurRenderTarget); | |
| fCurRenderTarget = win->renderTarget(attachmentInfo, fCurIntf, fCurContext); | |
| } | |
| #endif | |
| } | |
| GrContext* getGrContext() override { | |
| #if SK_SUPPORT_GPU | |
| return fCurContext; | |
| #else | |
| return nullptr; | |
| #endif | |
| } | |
| GrRenderTarget* getGrRenderTarget() override { | |
| #if SK_SUPPORT_GPU | |
| return fCurRenderTarget; | |
| #else | |
| return nullptr; | |
| #endif | |
| } | |
| private: | |
| #if SK_SUPPORT_GPU | |
| GrContext* fCurContext; | |
| const GrGLInterface* fCurIntf; | |
| GrRenderTarget* fCurRenderTarget; | |
| int fMSAASampleCount; | |
| #endif | |
| SkOSWindow::SkBackEndTypes fBackend; | |
| typedef SampleWindow::DeviceManager INHERITED; | |
| }; | |
| /////////////// | |
| static const char view_inval_msg[] = "view-inval-msg"; | |
| void SampleWindow::postInvalDelay() { | |
| (new SkEvent(view_inval_msg, this->getSinkID()))->postDelay(1); | |
| } | |
| static bool isInvalEvent(const SkEvent& evt) { | |
| return evt.isType(view_inval_msg); | |
| } | |
| ////////////////// | |
| SkFuncViewFactory::SkFuncViewFactory(SkViewCreateFunc func) | |
| : fCreateFunc(func) { | |
| } | |
| SkView* SkFuncViewFactory::operator() () const { | |
| return (*fCreateFunc)(); | |
| } | |
| #include "GMSampleView.h" | |
| SkGMSampleViewFactory::SkGMSampleViewFactory(GMFactoryFunc func) | |
| : fFunc(func) { | |
| } | |
| SkView* SkGMSampleViewFactory::operator() () const { | |
| skiagm::GM* gm = fFunc(nullptr); | |
| gm->setMode(skiagm::GM::kSample_Mode); | |
| return new GMSampleView(gm); | |
| } | |
| SkViewRegister* SkViewRegister::gHead; | |
| SkViewRegister::SkViewRegister(SkViewFactory* fact) : fFact(fact) { | |
| fFact->ref(); | |
| fChain = gHead; | |
| gHead = this; | |
| } | |
| SkViewRegister::SkViewRegister(SkViewCreateFunc func) { | |
| fFact = new SkFuncViewFactory(func); | |
| fChain = gHead; | |
| gHead = this; | |
| } | |
| SkViewRegister::SkViewRegister(GMFactoryFunc func) { | |
| fFact = new SkGMSampleViewFactory(func); | |
| fChain = gHead; | |
| gHead = this; | |
| } | |
| class AutoUnrefArray { | |
| public: | |
| AutoUnrefArray() {} | |
| ~AutoUnrefArray() { | |
| int count = fObjs.count(); | |
| for (int i = 0; i < count; ++i) { | |
| fObjs[i]->unref(); | |
| } | |
| } | |
| SkRefCnt*& push_back() { return *fObjs.append(); } | |
| private: | |
| SkTDArray<SkRefCnt*> fObjs; | |
| }; | |
| // registers GMs as Samples | |
| // This can't be performed during static initialization because it could be | |
| // run before GMRegistry has been fully built. | |
| static void SkGMRegistyToSampleRegistry() { | |
| static bool gOnce; | |
| static AutoUnrefArray fRegisters; | |
| if (!gOnce) { | |
| const skiagm::GMRegistry* gmreg = skiagm::GMRegistry::Head(); | |
| while (gmreg) { | |
| fRegisters.push_back() = new SkViewRegister(gmreg->factory()); | |
| gmreg = gmreg->next(); | |
| } | |
| gOnce = true; | |
| } | |
| } | |
| ////////////////////////////////////////////////////////////////////////////// | |
| enum FlipAxisEnum { | |
| kFlipAxis_X = (1 << 0), | |
| kFlipAxis_Y = (1 << 1) | |
| }; | |
| #include "SkDrawFilter.h" | |
| struct HintingState { | |
| SkPaint::Hinting hinting; | |
| const char* name; | |
| const char* label; | |
| }; | |
| static HintingState gHintingStates[] = { | |
| {SkPaint::kNo_Hinting, "Mixed", nullptr }, | |
| {SkPaint::kNo_Hinting, "None", "H0 " }, | |
| {SkPaint::kSlight_Hinting, "Slight", "Hs " }, | |
| {SkPaint::kNormal_Hinting, "Normal", "Hn " }, | |
| {SkPaint::kFull_Hinting, "Full", "Hf " }, | |
| }; | |
| struct FilterQualityState { | |
| SkFilterQuality fQuality; | |
| const char* fName; | |
| const char* fLabel; | |
| }; | |
| static FilterQualityState gFilterQualityStates[] = { | |
| { kNone_SkFilterQuality, "Mixed", nullptr }, | |
| { kNone_SkFilterQuality, "None", "F0 " }, | |
| { kLow_SkFilterQuality, "Low", "F1 " }, | |
| { kMedium_SkFilterQuality, "Medium", "F2 " }, | |
| { kHigh_SkFilterQuality, "High", "F3 " }, | |
| }; | |
| class FlagsFilterCanvas : public SkPaintFilterCanvas { | |
| public: | |
| FlagsFilterCanvas(SkCanvas* canvas, SkOSMenu::TriState lcd, SkOSMenu::TriState aa, | |
| SkOSMenu::TriState subpixel, int hinting, int filterQuality) | |
| : INHERITED(canvas->imageInfo().width(), canvas->imageInfo().height()) | |
| , fLCDState(lcd) | |
| , fAAState(aa) | |
| , fSubpixelState(subpixel) | |
| , fHintingState(hinting) | |
| , fFilterQualityIndex(filterQuality) { | |
| SkASSERT((unsigned)filterQuality < SK_ARRAY_COUNT(gFilterQualityStates)); | |
| this->addCanvas(canvas); | |
| } | |
| protected: | |
| void onFilterPaint(SkPaint* paint, Type t) const override { | |
| if (kText_Type == t && SkOSMenu::kMixedState != fLCDState) { | |
| paint->setLCDRenderText(SkOSMenu::kOnState == fLCDState); | |
| } | |
| if (SkOSMenu::kMixedState != fAAState) { | |
| paint->setAntiAlias(SkOSMenu::kOnState == fAAState); | |
| } | |
| if (0 != fFilterQualityIndex) { | |
| paint->setFilterQuality(gFilterQualityStates[fFilterQualityIndex].fQuality); | |
| } | |
| if (SkOSMenu::kMixedState != fSubpixelState) { | |
| paint->setSubpixelText(SkOSMenu::kOnState == fSubpixelState); | |
| } | |
| if (0 != fHintingState && fHintingState < (int)SK_ARRAY_COUNT(gHintingStates)) { | |
| paint->setHinting(gHintingStates[fHintingState].hinting); | |
| } | |
| } | |
| private: | |
| SkOSMenu::TriState fLCDState; | |
| SkOSMenu::TriState fAAState; | |
| SkOSMenu::TriState fSubpixelState; | |
| int fHintingState; | |
| int fFilterQualityIndex; | |
| typedef SkPaintFilterCanvas INHERITED; | |
| }; | |
| ////////////////////////////////////////////////////////////////////////////// | |
| #define MAX_ZOOM_LEVEL 8 | |
| #define MIN_ZOOM_LEVEL -8 | |
| static const char gCharEvtName[] = "SampleCode_Char_Event"; | |
| static const char gKeyEvtName[] = "SampleCode_Key_Event"; | |
| static const char gTitleEvtName[] = "SampleCode_Title_Event"; | |
| static const char gPrefSizeEvtName[] = "SampleCode_PrefSize_Event"; | |
| static const char gFastTextEvtName[] = "SampleCode_FastText_Event"; | |
| static const char gUpdateWindowTitleEvtName[] = "SampleCode_UpdateWindowTitle"; | |
| bool SampleCode::CharQ(const SkEvent& evt, SkUnichar* outUni) { | |
| if (evt.isType(gCharEvtName, sizeof(gCharEvtName) - 1)) { | |
| if (outUni) { | |
| *outUni = evt.getFast32(); | |
| } | |
| return true; | |
| } | |
| return false; | |
| } | |
| bool SampleCode::KeyQ(const SkEvent& evt, SkKey* outKey) { | |
| if (evt.isType(gKeyEvtName, sizeof(gKeyEvtName) - 1)) { | |
| if (outKey) { | |
| *outKey = (SkKey)evt.getFast32(); | |
| } | |
| return true; | |
| } | |
| return false; | |
| } | |
| bool SampleCode::TitleQ(const SkEvent& evt) { | |
| return evt.isType(gTitleEvtName, sizeof(gTitleEvtName) - 1); | |
| } | |
| void SampleCode::TitleR(SkEvent* evt, const char title[]) { | |
| SkASSERT(evt && TitleQ(*evt)); | |
| evt->setString(gTitleEvtName, title); | |
| } | |
| bool SampleCode::RequestTitle(SkView* view, SkString* title) { | |
| SkEvent evt(gTitleEvtName); | |
| if (view->doQuery(&evt)) { | |
| title->set(evt.findString(gTitleEvtName)); | |
| return true; | |
| } | |
| return false; | |
| } | |
| bool SampleCode::PrefSizeQ(const SkEvent& evt) { | |
| return evt.isType(gPrefSizeEvtName, sizeof(gPrefSizeEvtName) - 1); | |
| } | |
| void SampleCode::PrefSizeR(SkEvent* evt, SkScalar width, SkScalar height) { | |
| SkASSERT(evt && PrefSizeQ(*evt)); | |
| SkScalar size[2]; | |
| size[0] = width; | |
| size[1] = height; | |
| evt->setScalars(gPrefSizeEvtName, 2, size); | |
| } | |
| bool SampleCode::FastTextQ(const SkEvent& evt) { | |
| return evt.isType(gFastTextEvtName, sizeof(gFastTextEvtName) - 1); | |
| } | |
| /////////////////////////////////////////////////////////////////////////////// | |
| enum TilingMode { | |
| kNo_Tiling, | |
| kAbs_128x128_Tiling, | |
| kAbs_256x256_Tiling, | |
| kRel_4x4_Tiling, | |
| kRel_1x16_Tiling, | |
| kRel_16x1_Tiling, | |
| kLast_TilingMode_Enum | |
| }; | |
| struct TilingInfo { | |
| const char* label; | |
| SkScalar w, h; | |
| }; | |
| static const struct TilingInfo gTilingInfo[] = { | |
| { "No tiling", SK_Scalar1 , SK_Scalar1 }, // kNo_Tiling | |
| { "128x128" , SkIntToScalar(128), SkIntToScalar(128) }, // kAbs_128x128_Tiling | |
| { "256x256" , SkIntToScalar(256), SkIntToScalar(256) }, // kAbs_256x256_Tiling | |
| { "1/4x1/4" , SK_Scalar1 / 4 , SK_Scalar1 / 4 }, // kRel_4x4_Tiling | |
| { "1/1x1/16" , SK_Scalar1 , SK_Scalar1 / 16 }, // kRel_1x16_Tiling | |
| { "1/16x1/1" , SK_Scalar1 / 16 , SK_Scalar1 }, // kRel_16x1_Tiling | |
| }; | |
| static_assert((SK_ARRAY_COUNT(gTilingInfo) == kLast_TilingMode_Enum), | |
| "Incomplete_tiling_labels"); | |
| SkSize SampleWindow::tileSize() const { | |
| SkASSERT((TilingMode)fTilingMode < kLast_TilingMode_Enum); | |
| const struct TilingInfo* info = gTilingInfo + fTilingMode; | |
| return SkSize::Make(info->w > SK_Scalar1 ? info->w : this->width() * info->w, | |
| info->h > SK_Scalar1 ? info->h : this->height() * info->h); | |
| } | |
| ////////////////////////////////////////////////////////////////////////////// | |
| static SkView* curr_view(SkWindow* wind) { | |
| SkView::F2BIter iter(wind); | |
| return iter.next(); | |
| } | |
| static bool curr_title(SkWindow* wind, SkString* title) { | |
| SkView* view = curr_view(wind); | |
| if (view) { | |
| SkEvent evt(gTitleEvtName); | |
| if (view->doQuery(&evt)) { | |
| title->set(evt.findString(gTitleEvtName)); | |
| return true; | |
| } | |
| } | |
| return false; | |
| } | |
| bool SampleWindow::sendAnimatePulse() { | |
| SkView* view = curr_view(this); | |
| if (SampleView::IsSampleView(view)) { | |
| return ((SampleView*)view)->animate(gAnimTimer); | |
| } | |
| return false; | |
| } | |
| void SampleWindow::setZoomCenter(float x, float y) { | |
| fZoomCenterX = x; | |
| fZoomCenterY = y; | |
| } | |
| bool SampleWindow::zoomIn() { | |
| // Arbitrarily decided | |
| if (fFatBitsScale == kMaxFatBitsScale) return false; | |
| fFatBitsScale++; | |
| this->inval(nullptr); | |
| return true; | |
| } | |
| bool SampleWindow::zoomOut() { | |
| if (fFatBitsScale == 1) return false; | |
| fFatBitsScale--; | |
| this->inval(nullptr); | |
| return true; | |
| } | |
| void SampleWindow::updatePointer(int x, int y) { | |
| fMouseX = x; | |
| fMouseY = y; | |
| if (fShowZoomer) { | |
| this->inval(nullptr); | |
| } | |
| } | |
| static inline SampleWindow::DeviceType cycle_devicetype(SampleWindow::DeviceType ct) { | |
| static const SampleWindow::DeviceType gCT[] = { | |
| SampleWindow::kPicture_DeviceType, | |
| #if SK_SUPPORT_GPU | |
| SampleWindow::kGPU_DeviceType, | |
| #if SK_ANGLE | |
| SampleWindow::kANGLE_DeviceType, | |
| #endif // SK_ANGLE | |
| #if SK_COMMAND_BUFFER | |
| SampleWindow::kCommandBuffer_DeviceType, | |
| #endif // SK_COMMAND_BUFFER | |
| #endif // SK_SUPPORT_GPU | |
| SampleWindow::kRaster_DeviceType, | |
| }; | |
| static_assert(SK_ARRAY_COUNT(gCT) == SampleWindow::kDeviceTypeCnt, "array_size_mismatch"); | |
| return gCT[ct]; | |
| } | |
| static SkString getSampleTitle(const SkViewFactory* sampleFactory) { | |
| SkView* view = (*sampleFactory)(); | |
| SkString title; | |
| SampleCode::RequestTitle(view, &title); | |
| view->unref(); | |
| return title; | |
| } | |
| static bool compareSampleTitle(const SkViewFactory* first, const SkViewFactory* second) { | |
| return strcmp(getSampleTitle(first).c_str(), getSampleTitle(second).c_str()) < 0; | |
| } | |
| static int find_by_title(const SkViewFactory* const* factories, int count, const char title[]) { | |
| for (int i = 0; i < count; i++) { | |
| if (getSampleTitle(factories[i]).equals(title)) { | |
| return i; | |
| } | |
| } | |
| return -1; | |
| } | |
| static void restrict_samples(SkTDArray<const SkViewFactory*>& factories, const SkString titles[], | |
| int count) { | |
| int newCount = 0; | |
| for (int i = 0; i < count; ++i) { | |
| int index = find_by_title(factories.begin(), factories.count(), titles[i].c_str()); | |
| if (index >= 0) { | |
| SkTSwap(factories.begin()[newCount], factories.begin()[index]); | |
| newCount += 1; | |
| } | |
| } | |
| if (newCount) { | |
| factories.setCount(newCount); | |
| } | |
| } | |
| DEFINE_string(slide, "", "Start on this sample."); | |
| DEFINE_int32(msaa, 0, "Request multisampling with this count."); | |
| DEFINE_string(pictureDir, "", "Read pictures from here."); | |
| DEFINE_string(picture, "", "Path to single picture."); | |
| DEFINE_string(sequence, "", "Path to file containing the desired samples/gms to show."); | |
| DEFINE_bool(sort, false, "Sort samples by title."); | |
| DEFINE_bool(list, false, "List samples?"); | |
| DEFINE_bool(gpu, false, "Start up with gpu?"); | |
| DEFINE_string(key, "", ""); // dummy to enable gm tests that have platform-specific names | |
| #ifdef SAMPLE_PDF_FILE_VIEWER | |
| DEFINE_string(pdfPath, "", "Path to direcotry of pdf files."); | |
| #endif | |
| #include "SkTaskGroup.h" | |
| SampleWindow::SampleWindow(void* hwnd, int argc, char** argv, DeviceManager* devManager) | |
| : INHERITED(hwnd) | |
| , fDevManager(nullptr) { | |
| SkCommandLineFlags::Parse(argc, argv); | |
| fCurrIndex = -1; | |
| if (!FLAGS_pictureDir.isEmpty()) { | |
| SkOSFile::Iter iter(FLAGS_pictureDir[0], "skp"); | |
| SkString filename; | |
| while (iter.next(&filename)) { | |
| *fSamples.append() = new PictFileFactory( | |
| SkOSPath::Join(FLAGS_pictureDir[0], filename.c_str())); | |
| } | |
| } | |
| if (!FLAGS_picture.isEmpty()) { | |
| SkString path(FLAGS_picture[0]); | |
| fCurrIndex = fSamples.count(); | |
| *fSamples.append() = new PictFileFactory(path); | |
| } | |
| #ifdef SAMPLE_PDF_FILE_VIEWER | |
| if (!FLAGS_pdfPath.isEmpty()) { | |
| SkOSFile::Iter iter(FLAGS_pdfPath[0], "pdf"); | |
| SkString filename; | |
| while (iter.next(&filename)) { | |
| *fSamples.append() = new PdfFileViewerFactory( | |
| SkOSPath::Join(FLAGS_pictureDir[0], filename.c_str())); | |
| } | |
| } | |
| #endif | |
| SkGMRegistyToSampleRegistry(); | |
| { | |
| const SkViewRegister* reg = SkViewRegister::Head(); | |
| while (reg) { | |
| *fSamples.append() = reg->factory(); | |
| reg = reg->next(); | |
| } | |
| } | |
| if (!FLAGS_sequence.isEmpty()) { | |
| // The sequence file just contains a list (separated by CRs) of the samples or GM:gms | |
| // you want to restrict to. Only these will appear when you cycle through. | |
| // If none are found, or the file is empty, then it will be ignored, and all samples | |
| // will be available. | |
| SkFILEStream stream(FLAGS_sequence[0]); | |
| if (stream.isValid()) { | |
| size_t len = stream.getLength(); | |
| SkAutoMalloc storage(len + 1); | |
| char* buffer = (char*)storage.get(); | |
| stream.read(buffer, len); | |
| buffer[len] = 0; | |
| SkTArray<SkString> titles; | |
| SkStrSplit(buffer, "\n\r", &titles); | |
| restrict_samples(fSamples, titles.begin(), titles.count()); | |
| } | |
| } | |
| if (FLAGS_sort) { | |
| // Sort samples, so foo.skp and foo.pdf are consecutive and we can quickly spot where | |
| // skp -> pdf -> png fails. | |
| SkTQSort(fSamples.begin(), fSamples.end() ? fSamples.end() - 1 : nullptr, compareSampleTitle); | |
| } | |
| if (!FLAGS_slide.isEmpty()) { | |
| fCurrIndex = findByTitle(FLAGS_slide[0]); | |
| if (fCurrIndex < 0) { | |
| fprintf(stderr, "Unknown sample \"%s\"\n", FLAGS_slide[0]); | |
| listTitles(); | |
| } | |
| } | |
| fMSAASampleCount = FLAGS_msaa; | |
| if (FLAGS_list) { | |
| listTitles(); | |
| } | |
| if (fCurrIndex < 0) { | |
| SkString title; | |
| if (readTitleFromPrefs(&title)) { | |
| fCurrIndex = findByTitle(title.c_str()); | |
| } | |
| } | |
| if (fCurrIndex < 0) { | |
| fCurrIndex = 0; | |
| } | |
| static SkTaskGroup::Enabler enabled(-1); | |
| gSampleWindow = this; | |
| #ifdef PIPE_FILE | |
| //Clear existing file or create file if it doesn't exist | |
| FILE* f = fopen(FILE_PATH, "wb"); | |
| fclose(f); | |
| #endif | |
| fDeviceType = kRaster_DeviceType; | |
| #if SK_SUPPORT_GPU | |
| if (FLAGS_gpu) { | |
| fDeviceType = kGPU_DeviceType; | |
| } | |
| #endif | |
| #if DEFAULT_TO_GPU | |
| fDeviceType = kGPU_DeviceType; | |
| #endif | |
| #if SK_ANGLE && DEFAULT_TO_ANGLE | |
| fDeviceType = kANGLE_DeviceType; | |
| #endif | |
| #if SK_COMMAND_BUFFER && DEFAULT_TO_COMMAND_BUFFER | |
| fDeviceType = kCommandBuffer_DeviceType; | |
| #endif | |
| fUseClip = false; | |
| fAnimating = false; | |
| fRotate = false; | |
| fPerspAnim = false; | |
| fRequestGrabImage = false; | |
| fPipeState = SkOSMenu::kOffState; | |
| fTilingMode = kNo_Tiling; | |
| fMeasureFPS = false; | |
| fLCDState = SkOSMenu::kMixedState; | |
| fAAState = SkOSMenu::kMixedState; | |
| fSubpixelState = SkOSMenu::kMixedState; | |
| fHintingState = 0; | |
| fFilterQualityIndex = 0; | |
| fFlipAxis = 0; | |
| fScrollTestX = fScrollTestY = 0; | |
| fMouseX = fMouseY = 0; | |
| fFatBitsScale = 8; | |
| fTypeface = SkTypeface::CreateFromTypeface(nullptr, SkTypeface::kBold); | |
| fShowZoomer = false; | |
| fZoomLevel = 0; | |
| fZoomScale = SK_Scalar1; | |
| fMagnify = false; | |
| fSaveToPdf = false; | |
| fSaveToSKP = false; | |
| int sinkID = this->getSinkID(); | |
| fAppMenu = new SkOSMenu; | |
| fAppMenu->setTitle("Global Settings"); | |
| int itemID; | |
| itemID =fAppMenu->appendList("Device Type", "Device Type", sinkID, 0, | |
| "Raster", "Picture", "OpenGL", | |
| #if SK_ANGLE | |
| "ANGLE", | |
| #endif | |
| #if SK_COMMAND_BUFFER | |
| "Command Buffer", | |
| #endif | |
| nullptr); | |
| fAppMenu->assignKeyEquivalentToItem(itemID, 'd'); | |
| itemID = fAppMenu->appendTriState("AA", "AA", sinkID, fAAState); | |
| fAppMenu->assignKeyEquivalentToItem(itemID, 'b'); | |
| itemID = fAppMenu->appendTriState("LCD", "LCD", sinkID, fLCDState); | |
| fAppMenu->assignKeyEquivalentToItem(itemID, 'l'); | |
| itemID = fAppMenu->appendList("FilterQuality", "FilterQuality", sinkID, fFilterQualityIndex, | |
| gFilterQualityStates[0].fName, | |
| gFilterQualityStates[1].fName, | |
| gFilterQualityStates[2].fName, | |
| gFilterQualityStates[3].fName, | |
| gFilterQualityStates[4].fName, | |
| nullptr); | |
| fAppMenu->assignKeyEquivalentToItem(itemID, 'n'); | |
| itemID = fAppMenu->appendTriState("Subpixel", "Subpixel", sinkID, fSubpixelState); | |
| fAppMenu->assignKeyEquivalentToItem(itemID, 's'); | |
| itemID = fAppMenu->appendList("Hinting", "Hinting", sinkID, fHintingState, | |
| gHintingStates[0].name, | |
| gHintingStates[1].name, | |
| gHintingStates[2].name, | |
| gHintingStates[3].name, | |
| gHintingStates[4].name, | |
| nullptr); | |
| fAppMenu->assignKeyEquivalentToItem(itemID, 'h'); | |
| fUsePipeMenuItemID = fAppMenu->appendTriState("Pipe", "Pipe" , sinkID, | |
| fPipeState); | |
| fAppMenu->assignKeyEquivalentToItem(fUsePipeMenuItemID, 'P'); | |
| itemID =fAppMenu->appendList("Tiling", "Tiling", sinkID, fTilingMode, | |
| gTilingInfo[kNo_Tiling].label, | |
| gTilingInfo[kAbs_128x128_Tiling].label, | |
| gTilingInfo[kAbs_256x256_Tiling].label, | |
| gTilingInfo[kRel_4x4_Tiling].label, | |
| gTilingInfo[kRel_1x16_Tiling].label, | |
| gTilingInfo[kRel_16x1_Tiling].label, | |
| nullptr); | |
| fAppMenu->assignKeyEquivalentToItem(itemID, 't'); | |
| itemID = fAppMenu->appendSwitch("Slide Show", "Slide Show" , sinkID, false); | |
| fAppMenu->assignKeyEquivalentToItem(itemID, 'a'); | |
| itemID = fAppMenu->appendSwitch("Clip", "Clip" , sinkID, fUseClip); | |
| fAppMenu->assignKeyEquivalentToItem(itemID, 'c'); | |
| itemID = fAppMenu->appendSwitch("Flip X", "Flip X" , sinkID, false); | |
| fAppMenu->assignKeyEquivalentToItem(itemID, 'x'); | |
| itemID = fAppMenu->appendSwitch("Flip Y", "Flip Y" , sinkID, false); | |
| fAppMenu->assignKeyEquivalentToItem(itemID, 'y'); | |
| itemID = fAppMenu->appendSwitch("Zoomer", "Zoomer" , sinkID, fShowZoomer); | |
| fAppMenu->assignKeyEquivalentToItem(itemID, 'z'); | |
| itemID = fAppMenu->appendSwitch("Magnify", "Magnify" , sinkID, fMagnify); | |
| fAppMenu->assignKeyEquivalentToItem(itemID, 'm'); | |
| itemID = fAppMenu->appendAction("Save to PDF", sinkID); | |
| fAppMenu->assignKeyEquivalentToItem(itemID, 'e'); | |
| this->addMenu(fAppMenu); | |
| fSlideMenu = new SkOSMenu; | |
| this->addMenu(fSlideMenu); | |
| this->setVisibleP(true); | |
| this->setClipToBounds(false); | |
| this->loadView((*fSamples[fCurrIndex])()); | |
| if (nullptr == devManager) { | |
| fDevManager = new DefaultDeviceManager(); | |
| } else { | |
| devManager->ref(); | |
| fDevManager = devManager; | |
| } | |
| fDevManager->setUpBackend(this, fMSAASampleCount); | |
| // If another constructor set our dimensions, ensure that our | |
| // onSizeChange gets called. | |
| if (this->height() && this->width()) { | |
| this->onSizeChange(); | |
| } | |
| // can't call this synchronously, since it may require a subclass to | |
| // to implement, or the caller may need us to have returned from the | |
| // constructor first. Hence we post an event to ourselves. | |
| // this->updateTitle(); | |
| post_event_to_sink(new SkEvent(gUpdateWindowTitleEvtName), this); | |
| gAnimTimer.run(); | |
| } | |
| SampleWindow::~SampleWindow() { | |
| SkSafeUnref(fTypeface); | |
| SkSafeUnref(fDevManager); | |
| } | |
| int SampleWindow::findByTitle(const char title[]) { | |
| int i, count = fSamples.count(); | |
| for (i = 0; i < count; i++) { | |
| if (getSampleTitle(i).equals(title)) { | |
| return i; | |
| } | |
| } | |
| return -1; | |
| } | |
| void SampleWindow::listTitles() { | |
| int count = fSamples.count(); | |
| SkDebugf("All Slides:\n"); | |
| for (int i = 0; i < count; i++) { | |
| SkDebugf(" %s\n", getSampleTitle(i).c_str()); | |
| } | |
| } | |
| static SkBitmap capture_bitmap(SkCanvas* canvas) { | |
| SkBitmap bm; | |
| if (bm.tryAllocPixels(canvas->imageInfo())) { | |
| canvas->readPixels(&bm, 0, 0); | |
| } | |
| return bm; | |
| } | |
| static void drawText(SkCanvas* canvas, SkString str, SkScalar left, SkScalar top, SkPaint& paint) { | |
| SkColor desiredColor = paint.getColor(); | |
| paint.setColor(SK_ColorWHITE); | |
| const char* c_str = str.c_str(); | |
| size_t size = str.size(); | |
| SkRect bounds; | |
| paint.measureText(c_str, size, &bounds); | |
| bounds.offset(left, top); | |
| SkScalar inset = SkIntToScalar(-2); | |
| bounds.inset(inset, inset); | |
| canvas->drawRect(bounds, paint); | |
| if (desiredColor != SK_ColorBLACK) { | |
| paint.setColor(SK_ColorBLACK); | |
| canvas->drawText(c_str, size, left + SK_Scalar1, top + SK_Scalar1, paint); | |
| } | |
| paint.setColor(desiredColor); | |
| canvas->drawText(c_str, size, left, top, paint); | |
| } | |
| #define XCLIP_N 8 | |
| #define YCLIP_N 8 | |
| void SampleWindow::draw(SkCanvas* canvas) { | |
| gAnimTimer.updateTime(); | |
| if (fGesture.isActive()) { | |
| this->updateMatrix(); | |
| } | |
| if (fMeasureFPS) { | |
| fMeasureFPS_Time = 0; | |
| } | |
| SkSize tile = this->tileSize(); | |
| if (kNo_Tiling == fTilingMode) { | |
| this->INHERITED::draw(canvas); // no looping or surfaces needed | |
| } else { | |
| const int w = SkScalarRoundToInt(tile.width()); | |
| const int h = SkScalarRoundToInt(tile.height()); | |
| SkImageInfo info = SkImageInfo::MakeN32Premul(w, h); | |
| SkAutoTUnref<SkSurface> surface(canvas->newSurface(info)); | |
| SkCanvas* tileCanvas = surface->getCanvas(); | |
| for (SkScalar y = 0; y < height(); y += tile.height()) { | |
| for (SkScalar x = 0; x < width(); x += tile.width()) { | |
| SkAutoCanvasRestore acr(tileCanvas, true); | |
| tileCanvas->translate(-x, -y); | |
| tileCanvas->clear(0); | |
| this->INHERITED::draw(tileCanvas); | |
| surface->draw(canvas, x, y, nullptr); | |
| } | |
| } | |
| // for drawing the borders between tiles | |
| SkPaint paint; | |
| paint.setColor(0x60FF00FF); | |
| paint.setStyle(SkPaint::kStroke_Style); | |
| for (SkScalar y = 0; y < height(); y += tile.height()) { | |
| for (SkScalar x = 0; x < width(); x += tile.width()) { | |
| canvas->drawRect(SkRect::MakeXYWH(x, y, tile.width(), tile.height()), paint); | |
| } | |
| } | |
| } | |
| if (fShowZoomer && !fSaveToPdf) { | |
| showZoomer(canvas); | |
| } | |
| if (fMagnify && !fSaveToPdf) { | |
| magnify(canvas); | |
| } | |
| if (fMeasureFPS && fMeasureFPS_Time) { | |
| this->updateTitle(); | |
| this->postInvalDelay(); | |
| } | |
| if (this->sendAnimatePulse()) { | |
| this->inval(nullptr); | |
| } | |
| // do this last | |
| fDevManager->publishCanvas(fDeviceType, canvas, this); | |
| } | |
| static float clipW = 200; | |
| static float clipH = 200; | |
| void SampleWindow::magnify(SkCanvas* canvas) { | |
| SkRect r; | |
| int count = canvas->save(); | |
| SkMatrix m = canvas->getTotalMatrix(); | |
| if (!m.invert(&m)) { | |
| return; | |
| } | |
| SkPoint offset, center; | |
| SkScalar mouseX = fMouseX * SK_Scalar1; | |
| SkScalar mouseY = fMouseY * SK_Scalar1; | |
| m.mapXY(mouseX - clipW/2, mouseY - clipH/2, &offset); | |
| m.mapXY(mouseX, mouseY, ¢er); | |
| r.set(0, 0, clipW * m.getScaleX(), clipH * m.getScaleX()); | |
| r.offset(offset.fX, offset.fY); | |
| SkPaint paint; | |
| paint.setColor(0xFF66AAEE); | |
| paint.setStyle(SkPaint::kStroke_Style); | |
| paint.setStrokeWidth(10.f * m.getScaleX()); | |
| //lense offset | |
| //canvas->translate(0, -250); | |
| canvas->drawRect(r, paint); | |
| canvas->clipRect(r); | |
| m = canvas->getTotalMatrix(); | |
| m.setTranslate(-center.fX, -center.fY); | |
| m.postScale(0.5f * fFatBitsScale, 0.5f * fFatBitsScale); | |
| m.postTranslate(center.fX, center.fY); | |
| canvas->concat(m); | |
| this->INHERITED::draw(canvas); | |
| canvas->restoreToCount(count); | |
| } | |
| static SkPaint& set_color_ref(SkPaint& paint, SkColor c) { | |
| paint.setColor(c); | |
| return paint; | |
| } | |
| static void show_lcd_box(SkCanvas* canvas, SkScalar x, SkScalar y, SkColor c, | |
| SkScalar sx, SkScalar sy) { | |
| const SkScalar w = (1 - 1/sx) / 3; | |
| SkPaint paint; | |
| SkRect r = SkRect::MakeXYWH(x, y, w, 1 - 1/sy); | |
| canvas->drawRect(r, set_color_ref(paint, SkColorSetRGB(SkColorGetR(c), 0, 0))); | |
| r.offset(w, 0); | |
| canvas->drawRect(r, set_color_ref(paint, SkColorSetRGB(0, SkColorGetG(c), 0))); | |
| r.offset(w, 0); | |
| canvas->drawRect(r, set_color_ref(paint, SkColorSetRGB(0, 0, SkColorGetB(c)))); | |
| } | |
| static void show_lcd_circle(SkCanvas* canvas, SkScalar x, SkScalar y, SkColor c, | |
| SkScalar, SkScalar) { | |
| const SkRect r = SkRect::MakeXYWH(x, y, 1, 1); | |
| const SkScalar cx = x + 0.5f; | |
| const SkScalar cy = y + 0.5f; | |
| SkPaint paint; | |
| paint.setAntiAlias(true); | |
| SkPath path; | |
| path.addArc(r, 0, 120); path.lineTo(cx, cy); | |
| canvas->drawPath(path, set_color_ref(paint, SkColorSetRGB(SkColorGetR(c), 0, 0))); | |
| path.reset(); path.addArc(r, 120, 120); path.lineTo(cx, cy); | |
| canvas->drawPath(path, set_color_ref(paint, SkColorSetRGB(0, SkColorGetG(c), 0))); | |
| path.reset(); path.addArc(r, 240, 120); path.lineTo(cx, cy); | |
| canvas->drawPath(path, set_color_ref(paint, SkColorSetRGB(0, 0, SkColorGetB(c)))); | |
| } | |
| typedef void (*ShowLCDProc)(SkCanvas*, SkScalar, SkScalar, SkColor, SkScalar, SkScalar); | |
| /* | |
| * Like drawBitmapRect but we manually draw each pixels in RGB | |
| */ | |
| static void show_lcd_grid(SkCanvas* canvas, const SkBitmap& bitmap, | |
| const SkIRect& origSrc, const SkRect& dst, ShowLCDProc proc) { | |
| SkIRect src; | |
| if (!src.intersect(origSrc, bitmap.bounds())) { | |
| return; | |
| } | |
| const SkScalar sx = dst.width() / src.width(); | |
| const SkScalar sy = dst.height() / src.height(); | |
| SkAutoCanvasRestore acr(canvas, true); | |
| canvas->translate(dst.left(), dst.top()); | |
| canvas->scale(sx, sy); | |
| for (int y = 0; y < src.height(); ++y) { | |
| for (int x = 0; x < src.width(); ++x) { | |
| proc(canvas, SkIntToScalar(x), SkIntToScalar(y), | |
| bitmap.getColor(src.left() + x, src.top() + y), sx, sy); | |
| } | |
| } | |
| } | |
| void SampleWindow::showZoomer(SkCanvas* canvas) { | |
| int count = canvas->save(); | |
| canvas->resetMatrix(); | |
| // Ensure the mouse position is on screen. | |
| int width = SkScalarRoundToInt(this->width()); | |
| int height = SkScalarRoundToInt(this->height()); | |
| if (fMouseX >= width) fMouseX = width - 1; | |
| else if (fMouseX < 0) fMouseX = 0; | |
| if (fMouseY >= height) fMouseY = height - 1; | |
| else if (fMouseY < 0) fMouseY = 0; | |
| SkBitmap bitmap = capture_bitmap(canvas); | |
| bitmap.lockPixels(); | |
| // Find the size of the zoomed in view, forced to be odd, so the examined pixel is in the middle. | |
| int zoomedWidth = (width >> 1) | 1; | |
| int zoomedHeight = (height >> 1) | 1; | |
| SkIRect src; | |
| src.set(0, 0, zoomedWidth / fFatBitsScale, zoomedHeight / fFatBitsScale); | |
| src.offset(fMouseX - (src.width()>>1), fMouseY - (src.height()>>1)); | |
| SkRect dest; | |
| dest.set(0, 0, SkIntToScalar(zoomedWidth), SkIntToScalar(zoomedHeight)); | |
| dest.offset(SkIntToScalar(width - zoomedWidth), SkIntToScalar(height - zoomedHeight)); | |
| SkPaint paint; | |
| // Clear the background behind our zoomed in view | |
| paint.setColor(SK_ColorWHITE); | |
| canvas->drawRect(dest, paint); | |
| switch (fFatBitsScale) { | |
| case kMaxFatBitsScale: | |
| show_lcd_grid(canvas, bitmap, src, dest, show_lcd_box); | |
| break; | |
| case kMaxFatBitsScale - 1: | |
| show_lcd_grid(canvas, bitmap, src, dest, show_lcd_circle); | |
| break; | |
| default: | |
| canvas->drawBitmapRect(bitmap, src, dest, nullptr); | |
| break; | |
| } | |
| paint.setColor(SK_ColorBLACK); | |
| paint.setStyle(SkPaint::kStroke_Style); | |
| // Draw a border around the pixel in the middle | |
| SkRect originalPixel; | |
| originalPixel.set(SkIntToScalar(fMouseX), SkIntToScalar(fMouseY), SkIntToScalar(fMouseX + 1), SkIntToScalar(fMouseY + 1)); | |
| SkMatrix matrix; | |
| SkRect scalarSrc; | |
| scalarSrc.set(src); | |
| SkColor color = bitmap.getColor(fMouseX, fMouseY); | |
| if (matrix.setRectToRect(scalarSrc, dest, SkMatrix::kFill_ScaleToFit)) { | |
| SkRect pixel; | |
| matrix.mapRect(&pixel, originalPixel); | |
| // TODO Perhaps measure the values and make the outline white if it's "dark" | |
| if (color == SK_ColorBLACK) { | |
| paint.setColor(SK_ColorWHITE); | |
| } | |
| canvas->drawRect(pixel, paint); | |
| } | |
| paint.setColor(SK_ColorBLACK); | |
| // Draw a border around the destination rectangle | |
| canvas->drawRect(dest, paint); | |
| paint.setStyle(SkPaint::kStrokeAndFill_Style); | |
| // Identify the pixel and its color on screen | |
| paint.setTypeface(fTypeface); | |
| paint.setAntiAlias(true); | |
| SkScalar lineHeight = paint.getFontMetrics(nullptr); | |
| SkString string; | |
| string.appendf("(%i, %i)", fMouseX, fMouseY); | |
| SkScalar left = dest.fLeft + SkIntToScalar(3); | |
| SkScalar i = SK_Scalar1; | |
| drawText(canvas, string, left, SkScalarMulAdd(lineHeight, i, dest.fTop), paint); | |
| // Alpha | |
| i += SK_Scalar1; | |
| string.reset(); | |
| string.appendf("A: %X", SkColorGetA(color)); | |
| drawText(canvas, string, left, SkScalarMulAdd(lineHeight, i, dest.fTop), paint); | |
| // Red | |
| i += SK_Scalar1; | |
| string.reset(); | |
| string.appendf("R: %X", SkColorGetR(color)); | |
| paint.setColor(SK_ColorRED); | |
| drawText(canvas, string, left, SkScalarMulAdd(lineHeight, i, dest.fTop), paint); | |
| // Green | |
| i += SK_Scalar1; | |
| string.reset(); | |
| string.appendf("G: %X", SkColorGetG(color)); | |
| paint.setColor(SK_ColorGREEN); | |
| drawText(canvas, string, left, SkScalarMulAdd(lineHeight, i, dest.fTop), paint); | |
| // Blue | |
| i += SK_Scalar1; | |
| string.reset(); | |
| string.appendf("B: %X", SkColorGetB(color)); | |
| paint.setColor(SK_ColorBLUE); | |
| drawText(canvas, string, left, SkScalarMulAdd(lineHeight, i, dest.fTop), paint); | |
| canvas->restoreToCount(count); | |
| } | |
| void SampleWindow::onDraw(SkCanvas* canvas) { | |
| } | |
| #include "SkColorPriv.h" | |
| void SampleWindow::saveToPdf() | |
| { | |
| #if SK_SUPPORT_PDF | |
| fSaveToPdf = true; | |
| this->inval(nullptr); | |
| #endif // SK_SUPPORT_PDF | |
| } | |
| SkCanvas* SampleWindow::beforeChildren(SkCanvas* canvas) { | |
| if (fSaveToPdf) { | |
| SkString name; | |
| if (!this->getRawTitle(&name)) { | |
| name.set("unknown_sample"); | |
| } | |
| name.append(".pdf"); | |
| #ifdef SK_BUILD_FOR_ANDROID | |
| name.prepend("/sdcard/"); | |
| #endif | |
| fPDFDocument.reset(SkDocument::CreatePDF(name.c_str())); | |
| canvas = fPDFDocument->beginPage(this->width(), this->height()); | |
| } else if (kPicture_DeviceType == fDeviceType) { | |
| canvas = fRecorder.beginRecording(9999, 9999, nullptr, 0); | |
| } else { | |
| canvas = this->INHERITED::beforeChildren(canvas); | |
| } | |
| if (fUseClip) { | |
| canvas->drawColor(0xFFFF88FF); | |
| canvas->clipPath(fClipPath, SkRegion::kIntersect_Op, true); | |
| } | |
| // Install a flags filter proxy canvas if needed | |
| if (fLCDState != SkOSMenu::kMixedState || | |
| fAAState != SkOSMenu::kMixedState || | |
| fSubpixelState != SkOSMenu::kMixedState || | |
| fHintingState > 0 || | |
| fFilterQualityIndex > 0) { | |
| canvas = new FlagsFilterCanvas(canvas, fLCDState, fAAState, fSubpixelState, fHintingState, | |
| fFilterQualityIndex); | |
| fFlagsFilterCanvas.reset(canvas); | |
| } | |
| return canvas; | |
| } | |
| #include "SkMultiPictureDraw.h" | |
| void SampleWindow::afterChildren(SkCanvas* orig) { | |
| fFlagsFilterCanvas.reset(nullptr); | |
| if (fSaveToPdf) { | |
| fSaveToPdf = false; | |
| fPDFDocument->endPage(); | |
| fPDFDocument.reset(nullptr); | |
| // We took over the draw calls in order to create the PDF, so we need | |
| // to redraw. | |
| this->inval(nullptr); | |
| return; | |
| } | |
| if (fRequestGrabImage) { | |
| fRequestGrabImage = false; | |
| SkBitmap bmp = capture_bitmap(orig); | |
| if (!bmp.isNull()) { | |
| static int gSampleGrabCounter; | |
| SkString name; | |
| name.printf("sample_grab_%d.png", gSampleGrabCounter++); | |
| SkImageEncoder::EncodeFile(name.c_str(), bmp, | |
| SkImageEncoder::kPNG_Type, 100); | |
| } | |
| } | |
| if (kPicture_DeviceType == fDeviceType) { | |
| SkAutoTUnref<const SkPicture> picture(fRecorder.endRecording()); | |
| if (fSaveToSKP) { | |
| SkFILEWStream stream("sample_app.skp"); | |
| picture->serialize(&stream); | |
| fSaveToSKP = false; | |
| } | |
| if (true) { | |
| if (true) { | |
| SkImageInfo info; | |
| size_t rowBytes; | |
| void* addr = orig->accessTopLayerPixels(&info, &rowBytes); | |
| if (addr) { | |
| SkSurface* surfs[4]; | |
| SkMultiPictureDraw md; | |
| SkImageInfo n = SkImageInfo::Make(info.width()/2, info.height()/2, | |
| info.colorType(), info.alphaType()); | |
| int index = 0; | |
| for (int y = 0; y < 2; ++y) { | |
| for (int x = 0; x < 2; ++x) { | |
| char* p = (char*)addr; | |
| p += y * n.height() * rowBytes; | |
| p += x * n.width() * sizeof(SkPMColor); | |
| surfs[index] = SkSurface::NewRasterDirect(n, p, rowBytes); | |
| SkCanvas* c = surfs[index]->getCanvas(); | |
| c->translate(SkIntToScalar(-x * n.width()), | |
| SkIntToScalar(-y * n.height())); | |
| c->concat(orig->getTotalMatrix()); | |
| md.add(c, picture, nullptr, nullptr); | |
| index++; | |
| } | |
| } | |
| md.draw(); | |
| for (int i = 0; i < 4; ++i) { | |
| surfs[i]->unref(); | |
| } | |
| } | |
| } else { | |
| orig->drawPicture(picture); | |
| } | |
| } else if (true) { | |
| SkDynamicMemoryWStream ostream; | |
| picture->serialize(&ostream); | |
| SkAutoDataUnref data(ostream.copyToData()); | |
| SkMemoryStream istream(data->data(), data->size()); | |
| SkAutoTUnref<SkPicture> pict(SkPicture::CreateFromStream(&istream)); | |
| if (pict.get() != nullptr) { | |
| orig->drawPicture(pict.get()); | |
| } | |
| } else { | |
| picture->playback(orig); | |
| } | |
| } | |
| // Do this after presentGL and other finishing, rather than in afterChild | |
| if (fMeasureFPS) { | |
| orig->flush(); | |
| fTimer.end(); | |
| fMeasureFPS_Time += fTimer.fWall; | |
| } | |
| } | |
| void SampleWindow::beforeChild(SkView* child, SkCanvas* canvas) { | |
| if (fRotate) { | |
| SkScalar cx = this->width() / 2; | |
| SkScalar cy = this->height() / 2; | |
| canvas->translate(cx, cy); | |
| canvas->rotate(gAnimTimer.scaled(10)); | |
| canvas->translate(-cx, -cy); | |
| } | |
| if (fPerspAnim) { | |
| SkScalar secs = gAnimTimer.scaled(1); | |
| static const SkScalar gAnimPeriod = 10 * SK_Scalar1; | |
| static const SkScalar gAnimMag = SK_Scalar1 / 1000; | |
| SkScalar t = SkScalarMod(secs, gAnimPeriod); | |
| if (SkScalarFloorToInt(secs / gAnimPeriod) & 0x1) { | |
| t = gAnimPeriod - t; | |
| } | |
| t = 2 * t - gAnimPeriod; | |
| t *= gAnimMag / gAnimPeriod; | |
| SkMatrix m; | |
| m.reset(); | |
| #if 1 | |
| m.setPerspY(t); | |
| #else | |
| m.setPerspY(SK_Scalar1 / 1000); | |
| m.setSkewX(8.0f / 25); | |
| m.dump(); | |
| #endif | |
| canvas->concat(m); | |
| } | |
| if (fMeasureFPS) { | |
| (void)SampleView::SetRepeatDraw(child, FPS_REPEAT_COUNT); | |
| fTimer.start(); | |
| } else { | |
| (void)SampleView::SetRepeatDraw(child, 1); | |
| } | |
| if (fPerspAnim || fRotate) { | |
| this->inval(nullptr); | |
| } | |
| } | |
| void SampleWindow::changeZoomLevel(float delta) { | |
| fZoomLevel += delta; | |
| if (fZoomLevel > 0) { | |
| fZoomLevel = SkMinScalar(fZoomLevel, MAX_ZOOM_LEVEL); | |
| fZoomScale = fZoomLevel + SK_Scalar1; | |
| } else if (fZoomLevel < 0) { | |
| fZoomLevel = SkMaxScalar(fZoomLevel, MIN_ZOOM_LEVEL); | |
| fZoomScale = SK_Scalar1 / (SK_Scalar1 - fZoomLevel); | |
| } else { | |
| fZoomScale = SK_Scalar1; | |
| } | |
| this->updateMatrix(); | |
| } | |
| void SampleWindow::updateMatrix(){ | |
| SkMatrix m; | |
| m.reset(); | |
| if (fZoomLevel) { | |
| SkPoint center; | |
| //m = this->getLocalMatrix();//.invert(&m); | |
| m.mapXY(fZoomCenterX, fZoomCenterY, ¢er); | |
| SkScalar cx = center.fX; | |
| SkScalar cy = center.fY; | |
| m.setTranslate(-cx, -cy); | |
| m.postScale(fZoomScale, fZoomScale); | |
| m.postTranslate(cx, cy); | |
| } | |
| if (fFlipAxis) { | |
| m.preTranslate(fZoomCenterX, fZoomCenterY); | |
| if (fFlipAxis & kFlipAxis_X) { | |
| m.preScale(-SK_Scalar1, SK_Scalar1); | |
| } | |
| if (fFlipAxis & kFlipAxis_Y) { | |
| m.preScale(SK_Scalar1, -SK_Scalar1); | |
| } | |
| m.preTranslate(-fZoomCenterX, -fZoomCenterY); | |
| //canvas->concat(m); | |
| } | |
| // Apply any gesture matrix | |
| m.preConcat(fGesture.localM()); | |
| m.preConcat(fGesture.globalM()); | |
| this->setLocalMatrix(m); | |
| this->updateTitle(); | |
| this->inval(nullptr); | |
| } | |
| bool SampleWindow::previousSample() { | |
| fCurrIndex = (fCurrIndex - 1 + fSamples.count()) % fSamples.count(); | |
| this->loadView((*fSamples[fCurrIndex])()); | |
| return true; | |
| } | |
| #include "SkResourceCache.h" | |
| #include "SkGlyphCache.h" | |
| bool SampleWindow::nextSample() { | |
| fCurrIndex = (fCurrIndex + 1) % fSamples.count(); | |
| this->loadView((*fSamples[fCurrIndex])()); | |
| if (false) { | |
| SkResourceCache::TestDumpMemoryStatistics(); | |
| SkGlyphCache::Dump(); | |
| SkDebugf("\n"); | |
| } | |
| return true; | |
| } | |
| bool SampleWindow::goToSample(int i) { | |
| fCurrIndex = (i) % fSamples.count(); | |
| this->loadView((*fSamples[fCurrIndex])()); | |
| return true; | |
| } | |
| SkString SampleWindow::getSampleTitle(int i) { | |
| return ::getSampleTitle(fSamples[i]); | |
| } | |
| int SampleWindow::sampleCount() { | |
| return fSamples.count(); | |
| } | |
| void SampleWindow::showOverview() { | |
| this->loadView(create_overview(fSamples.count(), fSamples.begin())); | |
| } | |
| void SampleWindow::postAnimatingEvent() { | |
| if (fAnimating) { | |
| (new SkEvent(ANIMATING_EVENTTYPE, this->getSinkID()))->postDelay(ANIMATING_DELAY); | |
| } | |
| } | |
| bool SampleWindow::onEvent(const SkEvent& evt) { | |
| if (evt.isType(gUpdateWindowTitleEvtName)) { | |
| this->updateTitle(); | |
| return true; | |
| } | |
| if (evt.isType(ANIMATING_EVENTTYPE)) { | |
| if (fAnimating) { | |
| this->nextSample(); | |
| this->postAnimatingEvent(); | |
| } | |
| return true; | |
| } | |
| if (evt.isType("set-curr-index")) { | |
| this->goToSample(evt.getFast32()); | |
| return true; | |
| } | |
| if (isInvalEvent(evt)) { | |
| this->inval(nullptr); | |
| return true; | |
| } | |
| int selected = -1; | |
| if (SkOSMenu::FindListIndex(evt, "Device Type", &selected)) { | |
| this->setDeviceType((DeviceType)selected); | |
| return true; | |
| } | |
| if (SkOSMenu::FindTriState(evt, "Pipe", &fPipeState)) { | |
| #ifdef PIPE_NET | |
| if (!fPipeState != SkOSMenu::kOnState) | |
| gServer.disconnectAll(); | |
| #endif | |
| (void)SampleView::SetUsePipe(curr_view(this), fPipeState); | |
| this->updateTitle(); | |
| this->inval(nullptr); | |
| return true; | |
| } | |
| if (SkOSMenu::FindSwitchState(evt, "Slide Show", nullptr)) { | |
| this->toggleSlideshow(); | |
| return true; | |
| } | |
| if (SkOSMenu::FindTriState(evt, "AA", &fAAState) || | |
| SkOSMenu::FindTriState(evt, "LCD", &fLCDState) || | |
| SkOSMenu::FindListIndex(evt, "FilterQuality", &fFilterQualityIndex) || | |
| SkOSMenu::FindTriState(evt, "Subpixel", &fSubpixelState) || | |
| SkOSMenu::FindListIndex(evt, "Hinting", &fHintingState) || | |
| SkOSMenu::FindSwitchState(evt, "Clip", &fUseClip) || | |
| SkOSMenu::FindSwitchState(evt, "Zoomer", &fShowZoomer) || | |
| SkOSMenu::FindSwitchState(evt, "Magnify", &fMagnify)) | |
| { | |
| this->inval(nullptr); | |
| this->updateTitle(); | |
| return true; | |
| } | |
| if (SkOSMenu::FindListIndex(evt, "Tiling", &fTilingMode)) { | |
| if (SampleView::IsSampleView(curr_view(this))) { | |
| ((SampleView*)curr_view(this))->onTileSizeChanged(this->tileSize()); | |
| } | |
| this->inval(nullptr); | |
| this->updateTitle(); | |
| return true; | |
| } | |
| if (SkOSMenu::FindSwitchState(evt, "Flip X", nullptr)) { | |
| fFlipAxis ^= kFlipAxis_X; | |
| this->updateMatrix(); | |
| return true; | |
| } | |
| if (SkOSMenu::FindSwitchState(evt, "Flip Y", nullptr)) { | |
| fFlipAxis ^= kFlipAxis_Y; | |
| this->updateMatrix(); | |
| return true; | |
| } | |
| if (SkOSMenu::FindAction(evt,"Save to PDF")) { | |
| this->saveToPdf(); | |
| return true; | |
| } | |
| return this->INHERITED::onEvent(evt); | |
| } | |
| bool SampleWindow::onQuery(SkEvent* query) { | |
| if (query->isType("get-slide-count")) { | |
| query->setFast32(fSamples.count()); | |
| return true; | |
| } | |
| if (query->isType("get-slide-title")) { | |
| SkView* view = (*fSamples[query->getFast32()])(); | |
| SkEvent evt(gTitleEvtName); | |
| if (view->doQuery(&evt)) { | |
| query->setString("title", evt.findString(gTitleEvtName)); | |
| } | |
| SkSafeUnref(view); | |
| return true; | |
| } | |
| if (query->isType("use-fast-text")) { | |
| SkEvent evt(gFastTextEvtName); | |
| return curr_view(this)->doQuery(&evt); | |
| } | |
| if (query->isType("ignore-window-bitmap")) { | |
| query->setFast32(this->getGrContext() != nullptr); | |
| return true; | |
| } | |
| return this->INHERITED::onQuery(query); | |
| } | |
| DECLARE_bool(portableFonts); | |
| bool SampleWindow::onHandleChar(SkUnichar uni) { | |
| { | |
| SkView* view = curr_view(this); | |
| if (view) { | |
| SkEvent evt(gCharEvtName); | |
| evt.setFast32(uni); | |
| if (view->doQuery(&evt)) { | |
| return true; | |
| } | |
| } | |
| } | |
| int dx = 0xFF; | |
| int dy = 0xFF; | |
| switch (uni) { | |
| case '5': dx = 0; dy = 0; break; | |
| case '8': dx = 0; dy = -1; break; | |
| case '6': dx = 1; dy = 0; break; | |
| case '2': dx = 0; dy = 1; break; | |
| case '4': dx = -1; dy = 0; break; | |
| case '7': dx = -1; dy = -1; break; | |
| case '9': dx = 1; dy = -1; break; | |
| case '3': dx = 1; dy = 1; break; | |
| case '1': dx = -1; dy = 1; break; | |
| default: | |
| break; | |
| } | |
| if (0xFF != dx && 0xFF != dy) { | |
| if ((dx | dy) == 0) { | |
| fScrollTestX = fScrollTestY = 0; | |
| } else { | |
| fScrollTestX += dx; | |
| fScrollTestY += dy; | |
| } | |
| this->inval(nullptr); | |
| return true; | |
| } | |
| switch (uni) { | |
| case 27: // ESC | |
| gAnimTimer.stop(); | |
| if (this->sendAnimatePulse()) { | |
| this->inval(nullptr); | |
| } | |
| break; | |
| case ' ': | |
| gAnimTimer.togglePauseResume(); | |
| if (this->sendAnimatePulse()) { | |
| this->inval(nullptr); | |
| } | |
| break; | |
| case 'B': | |
| post_event_to_sink(new SkEvent("PictFileView::toggleBBox"), curr_view(this)); | |
| // Cannot call updateTitle() synchronously, because the toggleBBox event is still in | |
| // the queue. | |
| post_event_to_sink(new SkEvent(gUpdateWindowTitleEvtName), this); | |
| this->inval(nullptr); | |
| break; | |
| case 'D': | |
| toggleDistanceFieldFonts(); | |
| break; | |
| case 'f': | |
| // only | |
| toggleFPS(); | |
| break; | |
| case 'F': | |
| FLAGS_portableFonts ^= true; | |
| this->inval(nullptr); | |
| break; | |
| case 'g': | |
| fRequestGrabImage = true; | |
| this->inval(nullptr); | |
| break; | |
| case 'G': | |
| gShowGMBounds = !gShowGMBounds; | |
| post_event_to_sink(GMSampleView::NewShowSizeEvt(gShowGMBounds), | |
| curr_view(this)); | |
| this->inval(nullptr); | |
| break; | |
| case 'i': | |
| this->zoomIn(); | |
| break; | |
| case 'o': | |
| this->zoomOut(); | |
| break; | |
| case 'r': | |
| fRotate = !fRotate; | |
| this->inval(nullptr); | |
| this->updateTitle(); | |
| return true; | |
| case 'k': | |
| fPerspAnim = !fPerspAnim; | |
| this->inval(nullptr); | |
| this->updateTitle(); | |
| return true; | |
| case 'K': | |
| fSaveToSKP = true; | |
| this->inval(nullptr); | |
| return true; | |
| #if SK_SUPPORT_GPU | |
| case 'p': | |
| { | |
| GrContext* grContext = this->getGrContext(); | |
| if (grContext) { | |
| size_t cacheBytes; | |
| grContext->getResourceCacheUsage(nullptr, &cacheBytes); | |
| grContext->freeGpuResources(); | |
| SkDebugf("Purged %d bytes from the GPU resource cache.\n", cacheBytes); | |
| } | |
| } | |
| return true; | |
| #endif | |
| default: | |
| break; | |
| } | |
| if (fAppMenu->handleKeyEquivalent(uni)|| fSlideMenu->handleKeyEquivalent(uni)) { | |
| this->onUpdateMenu(fAppMenu); | |
| this->onUpdateMenu(fSlideMenu); | |
| return true; | |
| } | |
| return this->INHERITED::onHandleChar(uni); | |
| } | |
| void SampleWindow::setDeviceType(DeviceType type) { | |
| if (type == fDeviceType) | |
| return; | |
| fDevManager->tearDownBackend(this); | |
| fDeviceType = type; | |
| fDevManager->setUpBackend(this, fMSAASampleCount); | |
| this->updateTitle(); | |
| this->inval(nullptr); | |
| } | |
| void SampleWindow::toggleSlideshow() { | |
| fAnimating = !fAnimating; | |
| this->postAnimatingEvent(); | |
| this->updateTitle(); | |
| } | |
| void SampleWindow::toggleRendering() { | |
| this->setDeviceType(cycle_devicetype(fDeviceType)); | |
| this->updateTitle(); | |
| this->inval(nullptr); | |
| } | |
| void SampleWindow::toggleFPS() { | |
| fMeasureFPS = !fMeasureFPS; | |
| this->updateTitle(); | |
| this->inval(nullptr); | |
| } | |
| void SampleWindow::toggleDistanceFieldFonts() { | |
| // reset backend | |
| fDevManager->tearDownBackend(this); | |
| fDevManager->setUpBackend(this, fMSAASampleCount); | |
| SkSurfaceProps props = this->getSurfaceProps(); | |
| uint32_t flags = props.flags() ^ SkSurfaceProps::kUseDeviceIndependentFonts_Flag; | |
| this->setSurfaceProps(SkSurfaceProps(flags, props.pixelGeometry())); | |
| this->updateTitle(); | |
| this->inval(nullptr); | |
| } | |
| #include "SkDumpCanvas.h" | |
| bool SampleWindow::onHandleKey(SkKey key) { | |
| { | |
| SkView* view = curr_view(this); | |
| if (view) { | |
| SkEvent evt(gKeyEvtName); | |
| evt.setFast32(key); | |
| if (view->doQuery(&evt)) { | |
| return true; | |
| } | |
| } | |
| } | |
| switch (key) { | |
| case kRight_SkKey: | |
| if (this->nextSample()) { | |
| return true; | |
| } | |
| break; | |
| case kLeft_SkKey: | |
| if (this->previousSample()) { | |
| return true; | |
| } | |
| return true; | |
| case kUp_SkKey: | |
| this->changeZoomLevel(1.f / 32.f); | |
| return true; | |
| case kDown_SkKey: | |
| this->changeZoomLevel(-1.f / 32.f); | |
| return true; | |
| case kOK_SkKey: { | |
| SkString title; | |
| if (curr_title(this, &title)) { | |
| writeTitleToPrefs(title.c_str()); | |
| } | |
| return true; | |
| } | |
| case kBack_SkKey: | |
| this->showOverview(); | |
| return true; | |
| default: | |
| break; | |
| } | |
| return this->INHERITED::onHandleKey(key); | |
| } | |
| /////////////////////////////////////////////////////////////////////////////// | |
| static const char gGestureClickType[] = "GestureClickType"; | |
| bool SampleWindow::onDispatchClick(int x, int y, Click::State state, | |
| void* owner, unsigned modi) { | |
| if (Click::kMoved_State == state) { | |
| updatePointer(x, y); | |
| } | |
| int w = SkScalarRoundToInt(this->width()); | |
| int h = SkScalarRoundToInt(this->height()); | |
| // check for the resize-box | |
| if (w - x < 16 && h - y < 16) { | |
| return false; // let the OS handle the click | |
| } | |
| else if (fMagnify) { | |
| //it's only necessary to update the drawing if there's a click | |
| this->inval(nullptr); | |
| return false; //prevent dragging while magnify is enabled | |
| } else { | |
| // capture control+option, and trigger debugger | |
| if ((modi & kControl_SkModifierKey) && (modi & kOption_SkModifierKey)) { | |
| if (Click::kDown_State == state) { | |
| SkEvent evt("debug-hit-test"); | |
| evt.setS32("debug-hit-test-x", x); | |
| evt.setS32("debug-hit-test-y", y); | |
| curr_view(this)->doEvent(evt); | |
| } | |
| return true; | |
| } else { | |
| return this->INHERITED::onDispatchClick(x, y, state, owner, modi); | |
| } | |
| } | |
| } | |
| class GestureClick : public SkView::Click { | |
| public: | |
| GestureClick(SkView* target) : SkView::Click(target) { | |
| this->setType(gGestureClickType); | |
| } | |
| static bool IsGesture(Click* click) { | |
| return click->isType(gGestureClickType); | |
| } | |
| }; | |
| SkView::Click* SampleWindow::onFindClickHandler(SkScalar x, SkScalar y, | |
| unsigned modi) { | |
| return new GestureClick(this); | |
| } | |
| bool SampleWindow::onClick(Click* click) { | |
| if (GestureClick::IsGesture(click)) { | |
| float x = static_cast<float>(click->fICurr.fX); | |
| float y = static_cast<float>(click->fICurr.fY); | |
| switch (click->fState) { | |
| case SkView::Click::kDown_State: | |
| fGesture.touchBegin(click->fOwner, x, y); | |
| break; | |
| case SkView::Click::kMoved_State: | |
| fGesture.touchMoved(click->fOwner, x, y); | |
| this->updateMatrix(); | |
| break; | |
| case SkView::Click::kUp_State: | |
| fGesture.touchEnd(click->fOwner); | |
| this->updateMatrix(); | |
| break; | |
| } | |
| return true; | |
| } | |
| return false; | |
| } | |
| /////////////////////////////////////////////////////////////////////////////// | |
| void SampleWindow::loadView(SkView* view) { | |
| SkView::F2BIter iter(this); | |
| SkView* prev = iter.next(); | |
| if (prev) { | |
| prev->detachFromParent(); | |
| } | |
| view->setVisibleP(true); | |
| view->setClipToBounds(false); | |
| this->attachChildToFront(view)->unref(); | |
| view->setSize(this->width(), this->height()); | |
| //repopulate the slide menu when a view is loaded | |
| fSlideMenu->reset(); | |
| (void)SampleView::SetUsePipe(view, fPipeState); | |
| if (SampleView::IsSampleView(view)) { | |
| SampleView* sampleView = (SampleView*)view; | |
| sampleView->requestMenu(fSlideMenu); | |
| sampleView->onTileSizeChanged(this->tileSize()); | |
| } | |
| this->onUpdateMenu(fSlideMenu); | |
| this->updateTitle(); | |
| } | |
| static const char* gDeviceTypePrefix[] = { | |
| "raster: ", | |
| "picture: ", | |
| #if SK_SUPPORT_GPU | |
| "opengl: ", | |
| #if SK_ANGLE | |
| "angle: ", | |
| #endif // SK_ANGLE | |
| #if SK_COMMAND_BUFFER | |
| "command buffer: ", | |
| #endif // SK_COMMAND_BUFFER | |
| #endif // SK_SUPPORT_GPU | |
| }; | |
| static_assert(SK_ARRAY_COUNT(gDeviceTypePrefix) == SampleWindow::kDeviceTypeCnt, | |
| "array_size_mismatch"); | |
| static const char* trystate_str(SkOSMenu::TriState state, | |
| const char trueStr[], const char falseStr[]) { | |
| if (SkOSMenu::kOnState == state) { | |
| return trueStr; | |
| } else if (SkOSMenu::kOffState == state) { | |
| return falseStr; | |
| } | |
| return nullptr; | |
| } | |
| bool SampleWindow::getRawTitle(SkString* title) { | |
| return curr_title(this, title); | |
| } | |
| void SampleWindow::updateTitle() { | |
| SkString title; | |
| if (!this->getRawTitle(&title)) { | |
| title.set("<unknown>"); | |
| } | |
| title.prepend(gDeviceTypePrefix[fDeviceType]); | |
| title.prepend(" "); | |
| title.prepend(sk_tool_utils::colortype_name(this->getBitmap().colorType())); | |
| if (fTilingMode != kNo_Tiling) { | |
| title.prependf("<T: %s> ", gTilingInfo[fTilingMode].label); | |
| } | |
| if (fAnimating) { | |
| title.prepend("<A> "); | |
| } | |
| if (fRotate) { | |
| title.prepend("<R> "); | |
| } | |
| if (fPerspAnim) { | |
| title.prepend("<K> "); | |
| } | |
| if (this->getSurfaceProps().flags() & SkSurfaceProps::kUseDeviceIndependentFonts_Flag) { | |
| title.prepend("<DIF> "); | |
| } | |
| title.prepend(trystate_str(fLCDState, "LCD ", "lcd ")); | |
| title.prepend(trystate_str(fAAState, "AA ", "aa ")); | |
| title.prepend(gFilterQualityStates[fFilterQualityIndex].fLabel); | |
| title.prepend(trystate_str(fSubpixelState, "S ", "s ")); | |
| title.prepend(fFlipAxis & kFlipAxis_X ? "X " : nullptr); | |
| title.prepend(fFlipAxis & kFlipAxis_Y ? "Y " : nullptr); | |
| title.prepend(gHintingStates[fHintingState].label); | |
| if (fZoomLevel) { | |
| title.prependf("{%.2f} ", SkScalarToFloat(fZoomLevel)); | |
| } | |
| if (fMeasureFPS) { | |
| title.appendf(" %8.4f ms", fMeasureFPS_Time / (float)FPS_REPEAT_COUNT); | |
| } | |
| SkView* view = curr_view(this); | |
| if (SampleView::IsSampleView(view)) { | |
| switch (fPipeState) { | |
| case SkOSMenu::kOnState: | |
| title.prepend("<Pipe> "); | |
| break; | |
| case SkOSMenu::kMixedState: | |
| title.prepend("<Tiled Pipe> "); | |
| break; | |
| default: | |
| break; | |
| } | |
| title.prepend("! "); | |
| } | |
| #if SK_SUPPORT_GPU | |
| if (IsGpuDeviceType(fDeviceType) && | |
| fDevManager && | |
| fDevManager->getGrRenderTarget() && | |
| fDevManager->getGrRenderTarget()->numColorSamples() > 0) { | |
| title.appendf(" [MSAA: %d]", | |
| fDevManager->getGrRenderTarget()->numColorSamples()); | |
| } | |
| #endif | |
| this->setTitle(title.c_str()); | |
| } | |
| void SampleWindow::onSizeChange() { | |
| this->INHERITED::onSizeChange(); | |
| SkView::F2BIter iter(this); | |
| SkView* view = iter.next(); | |
| view->setSize(this->width(), this->height()); | |
| // rebuild our clippath | |
| { | |
| const SkScalar W = this->width(); | |
| const SkScalar H = this->height(); | |
| fClipPath.reset(); | |
| #if 0 | |
| for (SkScalar y = SK_Scalar1; y < H; y += SkIntToScalar(32)) { | |
| SkRect r; | |
| r.set(SK_Scalar1, y, SkIntToScalar(30), y + SkIntToScalar(30)); | |
| for (; r.fLeft < W; r.offset(SkIntToScalar(32), 0)) | |
| fClipPath.addRect(r); | |
| } | |
| #else | |
| SkRect r; | |
| r.set(0, 0, W, H); | |
| fClipPath.addRect(r, SkPath::kCCW_Direction); | |
| r.set(W/4, H/4, W*3/4, H*3/4); | |
| fClipPath.addRect(r, SkPath::kCW_Direction); | |
| #endif | |
| } | |
| fZoomCenterX = SkScalarHalf(this->width()); | |
| fZoomCenterY = SkScalarHalf(this->height()); | |
| #ifdef SK_BUILD_FOR_ANDROID | |
| // FIXME: The first draw after a size change does not work on Android, so | |
| // we post an invalidate. | |
| this->postInvalDelay(); | |
| #endif | |
| this->updateTitle(); // to refresh our config | |
| fDevManager->windowSizeChanged(this); | |
| if (fTilingMode != kNo_Tiling && SampleView::IsSampleView(view)) { | |
| ((SampleView*)view)->onTileSizeChanged(this->tileSize()); | |
| } | |
| } | |
| /////////////////////////////////////////////////////////////////////////////// | |
| static const char is_sample_view_tag[] = "sample-is-sample-view"; | |
| static const char repeat_count_tag[] = "sample-set-repeat-count"; | |
| static const char set_use_pipe_tag[] = "sample-set-use-pipe"; | |
| bool SampleView::IsSampleView(SkView* view) { | |
| SkEvent evt(is_sample_view_tag); | |
| return view->doQuery(&evt); | |
| } | |
| bool SampleView::SetRepeatDraw(SkView* view, int count) { | |
| SkEvent evt(repeat_count_tag); | |
| evt.setFast32(count); | |
| return view->doEvent(evt); | |
| } | |
| bool SampleView::SetUsePipe(SkView* view, SkOSMenu::TriState state) { | |
| SkEvent evt; | |
| evt.setS32(set_use_pipe_tag, state); | |
| return view->doEvent(evt); | |
| } | |
| bool SampleView::onEvent(const SkEvent& evt) { | |
| if (evt.isType(repeat_count_tag)) { | |
| fRepeatCount = evt.getFast32(); | |
| return true; | |
| } | |
| int32_t pipeHolder; | |
| if (evt.findS32(set_use_pipe_tag, &pipeHolder)) { | |
| fPipeState = static_cast<SkOSMenu::TriState>(pipeHolder); | |
| return true; | |
| } | |
| return this->INHERITED::onEvent(evt); | |
| } | |
| bool SampleView::onQuery(SkEvent* evt) { | |
| if (evt->isType(is_sample_view_tag)) { | |
| return true; | |
| } | |
| return this->INHERITED::onQuery(evt); | |
| } | |
| class SimplePC : public SkGPipeController { | |
| public: | |
| SimplePC(SkCanvas* target); | |
| ~SimplePC(); | |
| virtual void* requestBlock(size_t minRequest, size_t* actual); | |
| virtual void notifyWritten(size_t bytes); | |
| private: | |
| SkGPipeReader fReader; | |
| void* fBlock; | |
| size_t fBlockSize; | |
| size_t fBytesWritten; | |
| int fAtomsWritten; | |
| SkGPipeReader::Status fStatus; | |
| size_t fTotalWritten; | |
| }; | |
| SimplePC::SimplePC(SkCanvas* target) : fReader(target) { | |
| fBlock = nullptr; | |
| fBlockSize = fBytesWritten = 0; | |
| fStatus = SkGPipeReader::kDone_Status; | |
| fTotalWritten = 0; | |
| fAtomsWritten = 0; | |
| fReader.setBitmapDecoder(&SkImageDecoder::DecodeMemory); | |
| } | |
| SimplePC::~SimplePC() { | |
| // SkASSERT(SkGPipeReader::kDone_Status == fStatus); | |
| if (fTotalWritten) { | |
| SkDebugf("--- %d bytes %d atoms, status %d\n", fTotalWritten, | |
| fAtomsWritten, fStatus); | |
| #ifdef PIPE_FILE | |
| //File is open in append mode | |
| FILE* f = fopen(FILE_PATH, "ab"); | |
| SkASSERT(f != nullptr); | |
| fwrite((const char*)fBlock + fBytesWritten, 1, bytes, f); | |
| fclose(f); | |
| #endif | |
| #ifdef PIPE_NET | |
| if (fAtomsWritten > 1 && fTotalWritten > 4) { //ignore done | |
| gServer.acceptConnections(); | |
| gServer.writePacket(fBlock, fTotalWritten); | |
| } | |
| #endif | |
| } | |
| sk_free(fBlock); | |
| } | |
| void* SimplePC::requestBlock(size_t minRequest, size_t* actual) { | |
| sk_free(fBlock); | |
| fBlockSize = minRequest * 4; | |
| fBlock = sk_malloc_throw(fBlockSize); | |
| fBytesWritten = 0; | |
| *actual = fBlockSize; | |
| return fBlock; | |
| } | |
| void SimplePC::notifyWritten(size_t bytes) { | |
| SkASSERT(fBytesWritten + bytes <= fBlockSize); | |
| fStatus = fReader.playback((const char*)fBlock + fBytesWritten, bytes); | |
| SkASSERT(SkGPipeReader::kError_Status != fStatus); | |
| fBytesWritten += bytes; | |
| fTotalWritten += bytes; | |
| fAtomsWritten += 1; | |
| } | |
| void SampleView::draw(SkCanvas* canvas) { | |
| if (SkOSMenu::kOffState == fPipeState) { | |
| this->INHERITED::draw(canvas); | |
| } else { | |
| SkGPipeWriter writer; | |
| SimplePC controller(canvas); | |
| SkBitmap bitmap = capture_bitmap(canvas); | |
| TiledPipeController tc(bitmap, &SkImageDecoder::DecodeMemory, &canvas->getTotalMatrix()); | |
| SkGPipeController* pc; | |
| if (SkOSMenu::kMixedState == fPipeState) { | |
| pc = &tc; | |
| } else { | |
| pc = &controller; | |
| } | |
| uint32_t flags = SkGPipeWriter::kCrossProcess_Flag; | |
| canvas = writer.startRecording(pc, flags); | |
| //Must draw before controller goes out of scope and sends data | |
| this->INHERITED::draw(canvas); | |
| //explicitly end recording to ensure writer is flushed before the memory | |
| //is freed in the deconstructor of the controller | |
| writer.endRecording(); | |
| } | |
| } | |
| void SampleView::onDraw(SkCanvas* canvas) { | |
| if (!fHaveCalledOnceBeforeDraw) { | |
| fHaveCalledOnceBeforeDraw = true; | |
| this->onOnceBeforeDraw(); | |
| } | |
| this->onDrawBackground(canvas); | |
| for (int i = 0; i < fRepeatCount; i++) { | |
| SkAutoCanvasRestore acr(canvas, true); | |
| this->onDrawContent(canvas); | |
| #if SK_SUPPORT_GPU | |
| // Ensure the GrContext doesn't batch across draw loops. | |
| if (GrContext* context = canvas->getGrContext()) { | |
| context->flush(); | |
| } | |
| #endif | |
| } | |
| } | |
| void SampleView::onDrawBackground(SkCanvas* canvas) { | |
| canvas->drawColor(fBGColor); | |
| } | |
| /////////////////////////////////////////////////////////////////////////////// | |
| template <typename T> void SkTBSort(T array[], int count) { | |
| for (int i = 1; i < count - 1; i++) { | |
| bool didSwap = false; | |
| for (int j = count - 1; j > i; --j) { | |
| if (array[j] < array[j-1]) { | |
| T tmp(array[j-1]); | |
| array[j-1] = array[j]; | |
| array[j] = tmp; | |
| didSwap = true; | |
| } | |
| } | |
| if (!didSwap) { | |
| break; | |
| } | |
| } | |
| for (int k = 0; k < count - 1; k++) { | |
| SkASSERT(!(array[k+1] < array[k])); | |
| } | |
| } | |
| #include "SkRandom.h" | |
| static void rand_rect(SkIRect* rect, SkRandom& rand) { | |
| int bits = 8; | |
| int shift = 32 - bits; | |
| rect->set(rand.nextU() >> shift, rand.nextU() >> shift, | |
| rand.nextU() >> shift, rand.nextU() >> shift); | |
| rect->sort(); | |
| } | |
| static void dumpRect(const SkIRect& r) { | |
| SkDebugf(" { %d, %d, %d, %d },\n", | |
| r.fLeft, r.fTop, | |
| r.fRight, r.fBottom); | |
| } | |
| static void test_rects(const SkIRect rect[], int count) { | |
| SkRegion rgn0, rgn1; | |
| for (int i = 0; i < count; i++) { | |
| rgn0.op(rect[i], SkRegion::kUnion_Op); | |
| // dumpRect(rect[i]); | |
| } | |
| rgn1.setRects(rect, count); | |
| if (rgn0 != rgn1) { | |
| SkDebugf("\n"); | |
| for (int i = 0; i < count; i++) { | |
| dumpRect(rect[i]); | |
| } | |
| SkDebugf("\n"); | |
| } | |
| } | |
| static void test() { | |
| size_t i; | |
| const SkIRect r0[] = { | |
| { 0, 0, 1, 1 }, | |
| { 2, 2, 3, 3 }, | |
| }; | |
| const SkIRect r1[] = { | |
| { 0, 0, 1, 3 }, | |
| { 1, 1, 2, 2 }, | |
| { 2, 0, 3, 3 }, | |
| }; | |
| const SkIRect r2[] = { | |
| { 0, 0, 1, 2 }, | |
| { 2, 1, 3, 3 }, | |
| { 4, 0, 5, 1 }, | |
| { 6, 0, 7, 4 }, | |
| }; | |
| static const struct { | |
| const SkIRect* fRects; | |
| int fCount; | |
| } gRecs[] = { | |
| { r0, SK_ARRAY_COUNT(r0) }, | |
| { r1, SK_ARRAY_COUNT(r1) }, | |
| { r2, SK_ARRAY_COUNT(r2) }, | |
| }; | |
| for (i = 0; i < SK_ARRAY_COUNT(gRecs); i++) { | |
| test_rects(gRecs[i].fRects, gRecs[i].fCount); | |
| } | |
| SkRandom rand; | |
| for (i = 0; i < 10000; i++) { | |
| SkRegion rgn0, rgn1; | |
| const int N = 8; | |
| SkIRect rect[N]; | |
| for (int j = 0; j < N; j++) { | |
| rand_rect(&rect[j], rand); | |
| } | |
| test_rects(rect, N); | |
| } | |
| } | |
| // FIXME: this should be in a header | |
| SkOSWindow* create_sk_window(void* hwnd, int argc, char** argv); | |
| SkOSWindow* create_sk_window(void* hwnd, int argc, char** argv) { | |
| if (false) { // avoid bit rot, suppress warning | |
| test(); | |
| } | |
| return new SampleWindow(hwnd, argc, argv, nullptr); | |
| } | |
| // FIXME: this should be in a header | |
| void get_preferred_size(int* x, int* y, int* width, int* height); | |
| void get_preferred_size(int* x, int* y, int* width, int* height) { | |
| *x = 10; | |
| *y = 50; | |
| *width = 640; | |
| *height = 480; | |
| } | |
| #ifdef SK_BUILD_FOR_IOS | |
| #include "SkApplication.h" | |
| IOS_launch_type set_cmd_line_args(int , char *[], const char* resourceDir) { | |
| SetResourcePath(resourceDir); | |
| return kApplication__iOSLaunchType; | |
| } | |
| #endif | |
| void application_init() { | |
| // setenv("ANDROID_ROOT", "../../../data", 0); | |
| #ifdef SK_BUILD_FOR_MAC | |
| setenv("ANDROID_ROOT", "/android/device/data", 0); | |
| #endif | |
| SkGraphics::Init(); | |
| SkEvent::Init(); | |
| } | |
| void application_term() { | |
| SkEvent::Term(); | |
| } |