| /* |
| * 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 "SkAnimTimer.h" |
| #include "SkCanvas.h" |
| #include "SkCommandLineFlags.h" |
| #include "SkData.h" |
| #include "SkDocument.h" |
| #include "SkGraphics.h" |
| #include "SkImageEncoder.h" |
| #include "SkOSFile.h" |
| #include "SkPaint.h" |
| #include "SkPaintFilterCanvas.h" |
| #include "SkPicture.h" |
| #include "SkPictureRecorder.h" |
| #include "SkPM4fPriv.h" |
| #include "SkStream.h" |
| #include "SkSurface.h" |
| #include "SkTemplates.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 "SkGr.h" |
| # if SK_ANGLE |
| # include "gl/angle/GLTestContext_angle.h" |
| # endif |
| #else |
| class GrContext; |
| #endif |
| |
| const struct { |
| SkColorType fColorType; |
| SkColorProfileType fProfileType; |
| const char* fName; |
| } gConfig[] = { |
| { kN32_SkColorType, kLinear_SkColorProfileType, "L32" }, |
| { kN32_SkColorType, kSRGB_SkColorProfileType, "S32" }, |
| { kRGBA_F16_SkColorType, kLinear_SkColorProfileType, "F16" }, |
| }; |
| |
| static const char* find_config_name(const SkImageInfo& info) { |
| for (const auto& config : gConfig) { |
| if (config.fColorType == info.colorType() && config.fProfileType == info.profileType()) { |
| return config.fName; |
| } |
| } |
| return "???"; |
| } |
| |
| // 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 |
| |
| #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 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 kGPU_DeviceType: |
| // all these guys use the native interface |
| glInterface.reset(GrGLCreateNativeInterface()); |
| break; |
| #if SK_ANGLE |
| case kANGLE_DeviceType: |
| glInterface.reset(sk_gpu_test::CreateANGLEGLInterface()); |
| 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->release(); |
| } |
| #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->release(); |
| fBackend = kNone_BackEndType; |
| } |
| |
| SkSurface* createSurface(SampleWindow::DeviceType dType, SampleWindow* win) override { |
| #if SK_SUPPORT_GPU |
| if (IsGpuDeviceType(dType) && fCurContext) { |
| SkSurfaceProps props(win->getSurfaceProps()); |
| if (kRGBA_F16_SkColorType == win->info().colorType()) { |
| // Need to make an off-screen F16 surface - the current render target is |
| // (probably) the wrong format. |
| return SkSurface::MakeRenderTarget(fCurContext, SkBudgeted::kNo, win->info(), |
| fMSAASampleCount, &props).release(); |
| } else { |
| return SkSurface::MakeRenderTargetDirect(fCurRenderTarget, &props).release(); |
| } |
| } |
| #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(), |
| *fCurContext->caps()), |
| bm.getPixels(), |
| bm.rowBytes(), |
| GrContext::kFlushWrites_PixelOp); |
| } else if (kRGBA_F16_SkColorType == win->info().colorType()) { |
| SkBitmap bm; |
| bm.allocPixels(win->info()); |
| canvas->readPixels(&bm, 0, 0); |
| fCurRenderTarget->writePixels(0, 0, bm.width(), bm.height(), |
| SkImageInfo2GrPixelConfig(bm.info(), |
| *fCurContext->caps()), |
| 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 PixelGeometryState { |
| SkPixelGeometry pixelGeometry; |
| const char* name; |
| const char* label; |
| }; |
| static PixelGeometryState gPixelGeometryStates[] = { |
| {SkPixelGeometry::kUnknown_SkPixelGeometry, "Mixed", nullptr }, |
| {SkPixelGeometry::kUnknown_SkPixelGeometry, "Flat", "{Flat} " }, |
| {SkPixelGeometry::kRGB_H_SkPixelGeometry, "RGB H", "{RGB H} " }, |
| {SkPixelGeometry::kBGR_H_SkPixelGeometry, "BGR H", "{BGR H} " }, |
| {SkPixelGeometry::kRGB_V_SkPixelGeometry, "RGB_V", "{RGB V} " }, |
| {SkPixelGeometry::kBGR_V_SkPixelGeometry, "BGR_V", "{BGR V} " }, |
| }; |
| |
| 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) |
| , fLCDState(lcd) |
| , fAAState(aa) |
| , fSubpixelState(subpixel) |
| , fHintingState(hinting) |
| , fFilterQualityIndex(filterQuality) { |
| SkASSERT((unsigned)filterQuality < SK_ARRAY_COUNT(gFilterQualityStates)); |
| } |
| |
| protected: |
| bool onFilter(SkTCopyOnFirstWrite<SkPaint>* paint, Type t) const override { |
| if (!*paint) { |
| return true; |
| } |
| |
| if (kText_Type == t && SkOSMenu::kMixedState != fLCDState) { |
| paint->writable()->setLCDRenderText(SkOSMenu::kOnState == fLCDState); |
| } |
| if (SkOSMenu::kMixedState != fAAState) { |
| paint->writable()->setAntiAlias(SkOSMenu::kOnState == fAAState); |
| } |
| if (0 != fFilterQualityIndex) { |
| paint->writable()->setFilterQuality(gFilterQualityStates[fFilterQualityIndex].fQuality); |
| } |
| if (SkOSMenu::kMixedState != fSubpixelState) { |
| paint->writable()->setSubpixelText(SkOSMenu::kOnState == fSubpixelState); |
| } |
| if (0 != fHintingState && fHintingState < (int)SK_ARRAY_COUNT(gHintingStates)) { |
| paint->writable()->setHinting(gHintingStates[fHintingState].hinting); |
| } |
| return true; |
| } |
| |
| 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::kRaster_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 |
| }; |
| 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_bool(redraw, false, "Force continuous redrawing, for profiling or debugging tools."); |
| 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(); |
| SkAutoTMalloc<char> storage(len + 1); |
| char* buffer = 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; |
| |
| 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; |
| fUsePicture = false; |
| fAnimating = false; |
| fRotate = false; |
| fPerspAnim = false; |
| fRequestGrabImage = false; |
| fTilingMode = kNo_Tiling; |
| fMeasureFPS = false; |
| fLCDState = SkOSMenu::kMixedState; |
| fAAState = SkOSMenu::kMixedState; |
| fSubpixelState = SkOSMenu::kMixedState; |
| fHintingState = 0; |
| fPixelGeometryIndex = 0; |
| fFilterQualityIndex = 0; |
| fFlipAxis = 0; |
| |
| fMouseX = fMouseY = 0; |
| fFatBitsScale = 8; |
| fTypeface = SkTypeface::CreateFromTypeface(nullptr, SkTypeface::kBold); |
| fShowZoomer = false; |
| |
| fZoomLevel = 0; |
| fZoomScale = SK_Scalar1; |
| fOffset = { 0, 0 }; |
| |
| fMagnify = false; |
| |
| fSaveToPdf = false; |
| fSaveToSKP = false; |
| |
| int sinkID = this->getSinkID(); |
| fAppMenu = new SkOSMenu; |
| fAppMenu->setTitle("Global Settings"); |
| int itemID; |
| |
| itemID = fAppMenu->appendList("ColorType", "ColorType", sinkID, 0, |
| gConfig[0].fName, gConfig[1].fName, gConfig[2].fName, nullptr); |
| fAppMenu->assignKeyEquivalentToItem(itemID, 'C'); |
| itemID = fAppMenu->appendSwitch("sRGB SkColor", "sRGB SkColor", sinkID, gTreatSkColorAsSRGB); |
| fAppMenu->assignKeyEquivalentToItem(itemID, 'S'); |
| |
| itemID = fAppMenu->appendList("Device Type", "Device Type", sinkID, 0, |
| "Raster", |
| "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'); |
| |
| itemID = fAppMenu->appendList("Pixel Geometry", "Pixel Geometry", sinkID, fPixelGeometryIndex, |
| gPixelGeometryStates[0].name, |
| gPixelGeometryStates[1].name, |
| gPixelGeometryStates[2].name, |
| gPixelGeometryStates[3].name, |
| gPixelGeometryStates[4].name, |
| gPixelGeometryStates[5].name, |
| nullptr); |
| fAppMenu->assignKeyEquivalentToItem(itemID, '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 SkScalar w = SkScalarCeilToScalar(tile.width()); |
| const SkScalar h = SkScalarCeilToScalar(tile.height()); |
| SkImageInfo info = SkImageInfo::MakeN32Premul(SkScalarTruncToInt(w), SkScalarTruncToInt(h)); |
| auto surface(canvas->makeSurface(info)); |
| SkCanvas* tileCanvas = surface->getCanvas(); |
| |
| for (SkScalar y = 0; y < height(); y += h) { |
| for (SkScalar x = 0; x < width(); x += w) { |
| 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() || FLAGS_redraw) { |
| 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 = SkDocument::MakePDF(name.c_str()); |
| canvas = fPDFDocument->beginPage(this->width(), this->height()); |
| } else if (fSaveToSKP) { |
| canvas = fRecorder.beginRecording(9999, 9999, nullptr, 0); |
| } else if (fUsePicture) { |
| 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); |
| } |
| this->inval(nullptr); |
| return; |
| } |
| |
| if (fSaveToSKP) { |
| sk_sp<SkPicture> picture(fRecorder.finishRecordingAsPicture()); |
| SkFILEWStream stream("sample_app.skp"); |
| picture->serialize(&stream); |
| fSaveToSKP = false; |
| this->inval(nullptr); |
| return; |
| } |
| |
| if (fUsePicture) { |
| sk_sp<SkPicture> picture(fRecorder.finishRecordingAsPicture()); |
| |
| // serialize/deserialize? |
| if (false) { |
| SkDynamicMemoryWStream wstream; |
| picture->serialize(&wstream); |
| |
| SkAutoTDelete<SkStream> rstream(wstream.detachAsStream()); |
| picture = SkPicture::MakeFromStream(rstream); |
| } |
| orig->drawPicture(picture.get()); |
| } |
| |
| // 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::changeOffset(SkVector delta) { |
| fOffset += delta; |
| this->updateMatrix(); |
| } |
| |
| 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); |
| } |
| |
| m.postTranslate(fOffset.fX, fOffset.fY); |
| |
| 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::FindListIndex(evt, "ColorType", &selected)) { |
| this->setDeviceColorType(gConfig[selected].fColorType, gConfig[selected].fProfileType); |
| 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) || |
| SkOSMenu::FindSwitchState(evt, "sRGB SkColor", &gTreatSkColorAsSRGB)) |
| { |
| this->inval(nullptr); |
| this->updateTitle(); |
| return true; |
| } |
| if (SkOSMenu::FindListIndex(evt, "Pixel Geometry", &fPixelGeometryIndex)) { |
| this->setPixelGeometry(fPixelGeometryIndex); |
| 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) { |
| this->changeOffset({SkIntToScalar(dx / 32.0f), SkIntToScalar(dy / 32.0f)}); |
| 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; |
| case 'M': |
| fUsePicture = !fUsePicture; |
| this->inval(nullptr); |
| this->updateTitle(); |
| 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::setDeviceColorType(SkColorType ct, SkColorProfileType pt) { |
| this->setColorType(ct, pt); |
| |
| fDevManager->tearDownBackend(this); |
| 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); |
| } |
| |
| void SampleWindow::setPixelGeometry(int pixelGeometryIndex) { |
| // reset backend |
| fDevManager->tearDownBackend(this); |
| fDevManager->setUpBackend(this, fMSAASampleCount); |
| |
| const SkSurfaceProps& oldProps = this->getSurfaceProps(); |
| SkSurfaceProps newProps(oldProps.flags(), SkSurfaceProps::kLegacyFontHost_InitType); |
| if (pixelGeometryIndex > 0) { |
| newProps = SkSurfaceProps(oldProps.flags(), |
| gPixelGeometryStates[pixelGeometryIndex].pixelGeometry); |
| } |
| this->setSurfaceProps(newProps); |
| |
| 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; |
| } |
| } |
| } |
| |
| int dx = 0xFF; |
| int dy = 0xFF; |
| |
| 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; |
| |
| case k5_SkKey: dx = 0; dy = 0; break; |
| case k8_SkKey: dx = 0; dy = -1; break; |
| case k6_SkKey: dx = 1; dy = 0; break; |
| case k2_SkKey: dx = 0; dy = 1; break; |
| case k4_SkKey: dx = -1; dy = 0; break; |
| case k7_SkKey: dx = -1; dy = -1; break; |
| case k9_SkKey: dx = 1; dy = -1; break; |
| case k3_SkKey: dx = 1; dy = 1; break; |
| case k1_SkKey: dx = -1; dy = 1; break; |
| |
| default: |
| break; |
| } |
| |
| if (0xFF != dx && 0xFF != dy) { |
| this->changeOffset({SkIntToScalar(dx / 32.0f), SkIntToScalar(dy / 32.0f)}); |
| return true; |
| } |
| |
| 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(); |
| |
| this->onUpdateMenu(fSlideMenu); |
| this->updateTitle(); |
| } |
| |
| static const char* gDeviceTypePrefix[] = { |
| "raster: ", |
| #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]); |
| |
| 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> "); |
| } |
| if (fUsePicture) { |
| title.prepend("<P> "); |
| } |
| |
| 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); |
| title.prepend(gPixelGeometryStates[fPixelGeometryIndex].label); |
| |
| if (fOffset.fX || fOffset.fY) { |
| title.prependf("(%.2f, %.2f) ", SkScalarToFloat(fOffset.fX), SkScalarToFloat(fOffset.fY)); |
| } |
| if (fZoomLevel) { |
| title.prependf("{%.2f} ", SkScalarToFloat(fZoomLevel)); |
| } |
| |
| if (fMeasureFPS) { |
| title.appendf(" %8.4f ms", fMeasureFPS_Time / (float)FPS_REPEAT_COUNT); |
| } |
| |
| #if SK_SUPPORT_GPU |
| if (IsGpuDeviceType(fDeviceType) && |
| fDevManager && |
| fDevManager->getGrRenderTarget() && |
| fDevManager->getGrRenderTarget()->numColorSamples() > 0) { |
| title.appendf(" [MSAA: %d]", |
| fDevManager->getGrRenderTarget()->numColorSamples()); |
| } |
| #endif |
| |
| title.appendf(" %s", find_config_name(this->info())); |
| |
| if (gTreatSkColorAsSRGB) { |
| title.append(" sRGB"); |
| } |
| |
| 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"; |
| |
| 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::onEvent(const SkEvent& evt) { |
| if (evt.isType(repeat_count_tag)) { |
| fRepeatCount = evt.getFast32(); |
| 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); |
| } |
| |
| 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(); |
| } |
