| /* |
| * 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 "SkData.h" |
| #include "SkCanvas.h" |
| #include "SkDevice.h" |
| #include "SkGraphics.h" |
| #include "SkImageDecoder.h" |
| #include "SkImageEncoder.h" |
| #include "SkPaint.h" |
| #include "SkPicture.h" |
| #include "SkStream.h" |
| #include "SkTSort.h" |
| #include "SkTime.h" |
| #include "SkWindow.h" |
| |
| #include "SampleCode.h" |
| #include "SkTypeface.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 |
| |
| #include "SkOSFile.h" |
| #include "SkPDFDevice.h" |
| #include "SkPDFDocument.h" |
| #include "SkStream.h" |
| |
| #include "SkGPipe.h" |
| #include "SamplePipeControllers.h" |
| #include "OverView.h" |
| #include "TransitionView.h" |
| |
| extern SampleView* CreateSamplePictFileView(const char filename[]); |
| |
| class PictFileFactory : public SkViewFactory { |
| SkString fFilename; |
| public: |
| PictFileFactory(const SkString& filename) : fFilename(filename) {} |
| virtual SkView* operator() () const SK_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) {} |
| virtual SkView* operator() () const SK_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 |
| |
| #define USE_ARROWS_FOR_ZOOM true |
| |
| #if 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 const char* skip_until(const char* str, const char* skip) { |
| if (!str) { |
| return NULL; |
| } |
| 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 NULL; |
| } |
| 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 = NULL; |
| fCurIntf = NULL; |
| fCurRenderTarget = NULL; |
| fMSAASampleCount = 0; |
| #endif |
| fBackend = kNone_BackEndType; |
| } |
| |
| virtual ~DefaultDeviceManager() { |
| #if SK_SUPPORT_GPU |
| SkSafeUnref(fCurContext); |
| SkSafeUnref(fCurIntf); |
| SkSafeUnref(fCurRenderTarget); |
| #endif |
| } |
| |
| virtual void setUpBackend(SampleWindow* win, int msaaSampleCount) { |
| 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: |
| // fallthrough |
| case kNullGPU_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 |
| default: |
| SkASSERT(false); |
| break; |
| } |
| AttachmentInfo attachmentInfo; |
| bool result = win->attach(fBackend, msaaSampleCount, &attachmentInfo); |
| if (!result) { |
| SkDebugf("Failed to initialize GL"); |
| return; |
| } |
| fMSAASampleCount = msaaSampleCount; |
| |
| SkASSERT(NULL == 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 |
| case kNullGPU_DeviceType: |
| glInterface.reset(GrGLCreateNullInterface()); |
| break; |
| 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(NULL == fCurContext); |
| fCurContext = GrContext::Create(kOpenGL_GrBackend, (GrBackendContext) fCurIntf); |
| |
| if (NULL == fCurContext || NULL == fCurIntf) { |
| // We need some context and interface to see results |
| SkSafeUnref(fCurContext); |
| SkSafeUnref(fCurIntf); |
| fCurContext = NULL; |
| fCurIntf = NULL; |
| SkDebugf("Failed to setup 3D"); |
| |
| win->detach(); |
| } |
| #endif // SK_SUPPORT_GPU |
| // call windowSizeChanged to create the render target |
| this->windowSizeChanged(win); |
| } |
| |
| virtual void tearDownBackend(SampleWindow *win) { |
| #if SK_SUPPORT_GPU |
| SkSafeUnref(fCurContext); |
| fCurContext = NULL; |
| |
| SkSafeUnref(fCurIntf); |
| fCurIntf = NULL; |
| |
| SkSafeUnref(fCurRenderTarget); |
| fCurRenderTarget = NULL; |
| #endif |
| win->detach(); |
| fBackend = kNone_BackEndType; |
| } |
| |
| virtual SkCanvas* createCanvas(SampleWindow::DeviceType dType, |
| SampleWindow* win) { |
| #if SK_SUPPORT_GPU |
| if (IsGpuDeviceType(dType) && NULL != fCurContext) { |
| SkAutoTUnref<SkBaseDevice> device(new SkGpuDevice(fCurContext, fCurRenderTarget)); |
| return new SkCanvas(device); |
| } else |
| #endif |
| { |
| return NULL; |
| } |
| } |
| |
| virtual void publishCanvas(SampleWindow::DeviceType dType, |
| SkCanvas* canvas, |
| SampleWindow* win) { |
| #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 |
| fCurContext->setRenderTarget(fCurRenderTarget); |
| const SkBitmap& bm = win->getBitmap(); |
| fCurRenderTarget->writePixels(0, 0, bm.width(), bm.height(), |
| kSkia8888_GrPixelConfig, |
| bm.getPixels(), |
| bm.rowBytes()); |
| } |
| } |
| #endif |
| |
| win->present(); |
| } |
| |
| virtual void windowSizeChanged(SampleWindow* win) { |
| #if SK_SUPPORT_GPU |
| if (fCurContext) { |
| AttachmentInfo attachmentInfo; |
| win->attach(fBackend, fMSAASampleCount, &attachmentInfo); |
| |
| GrBackendRenderTargetDesc desc; |
| desc.fWidth = SkScalarRoundToInt(win->width()); |
| desc.fHeight = SkScalarRoundToInt(win->height()); |
| desc.fConfig = kSkia8888_GrPixelConfig; |
| desc.fOrigin = kBottomLeft_GrSurfaceOrigin; |
| desc.fSampleCnt = attachmentInfo.fSampleCount; |
| desc.fStencilBits = attachmentInfo.fStencilBits; |
| GrGLint buffer; |
| GR_GL_GetIntegerv(fCurIntf, GR_GL_FRAMEBUFFER_BINDING, &buffer); |
| desc.fRenderTargetHandle = buffer; |
| |
| SkSafeUnref(fCurRenderTarget); |
| fCurRenderTarget = fCurContext->wrapBackendRenderTarget(desc); |
| } |
| #endif |
| } |
| |
| virtual GrContext* getGrContext() { |
| #if SK_SUPPORT_GPU |
| return fCurContext; |
| #else |
| return NULL; |
| #endif |
| } |
| |
| virtual GrRenderTarget* getGrRenderTarget() SK_OVERRIDE { |
| #if SK_SUPPORT_GPU |
| return fCurRenderTarget; |
| #else |
| return NULL; |
| #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 { |
| return new GMSampleView(fFunc(NULL)); |
| } |
| |
| 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; |
| } |
| } |
| |
| #if 0 |
| #include <CoreFoundation/CoreFoundation.h> |
| #include <CoreFoundation/CFURLAccess.h> |
| |
| static void testpdf() { |
| CFStringRef path = CFStringCreateWithCString(NULL, "/test.pdf", |
| kCFStringEncodingUTF8); |
| CFURLRef url = CFURLCreateWithFileSystemPath(NULL, path, |
| kCFURLPOSIXPathStyle, |
| false); |
| CFRelease(path); |
| CGRect box = CGRectMake(0, 0, 8*72, 10*72); |
| CGContextRef cg = CGPDFContextCreateWithURL(url, &box, NULL); |
| CFRelease(url); |
| |
| CGContextBeginPage(cg, &box); |
| CGRect r = CGRectMake(10, 10, 40 + 0.5, 50 + 0.5); |
| CGContextFillEllipseInRect(cg, r); |
| CGContextEndPage(cg); |
| CGContextRelease(cg); |
| |
| if (false) { |
| SkBitmap bm; |
| bm.setConfig(SkBitmap::kA8_Config, 64, 64); |
| bm.allocPixels(); |
| bm.eraseColor(SK_ColorTRANSPARENT); |
| |
| SkCanvas canvas(bm); |
| |
| } |
| } |
| #endif |
| |
| ////////////////////////////////////////////////////////////////////////////// |
| |
| 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", NULL }, |
| {SkPaint::kNo_Hinting, "None", "H0 " }, |
| {SkPaint::kSlight_Hinting, "Slight", "Hs " }, |
| {SkPaint::kNormal_Hinting, "Normal", "Hn " }, |
| {SkPaint::kFull_Hinting, "Full", "Hf " }, |
| }; |
| |
| struct FilterLevelState { |
| SkPaint::FilterLevel fLevel; |
| const char* fName; |
| const char* fLabel; |
| }; |
| static FilterLevelState gFilterLevelStates[] = { |
| { SkPaint::kNone_FilterLevel, "Mixed", NULL }, |
| { SkPaint::kNone_FilterLevel, "None", "F0 " }, |
| { SkPaint::kLow_FilterLevel, "Low", "F1 " }, |
| { SkPaint::kMedium_FilterLevel, "Medium", "F2 " }, |
| { SkPaint::kHigh_FilterLevel, "High", "F3 " }, |
| }; |
| |
| class FlagsDrawFilter : public SkDrawFilter { |
| public: |
| FlagsDrawFilter(SkOSMenu::TriState lcd, SkOSMenu::TriState aa, |
| SkOSMenu::TriState subpixel, int hinting, int filterlevel) |
| : fLCDState(lcd) |
| , fAAState(aa) |
| , fSubpixelState(subpixel) |
| , fHintingState(hinting) |
| , fFilterLevelIndex(filterlevel) |
| { |
| SkASSERT((unsigned)filterlevel < SK_ARRAY_COUNT(gFilterLevelStates)); |
| } |
| |
| virtual bool filter(SkPaint* paint, Type t) { |
| if (kText_Type == t && SkOSMenu::kMixedState != fLCDState) { |
| paint->setLCDRenderText(SkOSMenu::kOnState == fLCDState); |
| } |
| if (SkOSMenu::kMixedState != fAAState) { |
| paint->setAntiAlias(SkOSMenu::kOnState == fAAState); |
| } |
| if (0 != fFilterLevelIndex) { |
| paint->setFilterLevel(gFilterLevelStates[fFilterLevelIndex].fLevel); |
| } |
| if (SkOSMenu::kMixedState != fSubpixelState) { |
| paint->setSubpixelText(SkOSMenu::kOnState == fSubpixelState); |
| } |
| if (0 != fHintingState && fHintingState < (int)SK_ARRAY_COUNT(gHintingStates)) { |
| paint->setHinting(gHintingStates[fHintingState].hinting); |
| } |
| return true; |
| } |
| |
| private: |
| SkOSMenu::TriState fLCDState; |
| SkOSMenu::TriState fAAState; |
| SkOSMenu::TriState fSubpixelState; |
| int fHintingState; |
| int fFilterLevelIndex; |
| }; |
| |
| ////////////////////////////////////////////////////////////////////////////// |
| |
| #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); |
| } |
| |
| /////////////////////////////////////////////////////////////////////////////// |
| |
| static SkMSec gAnimTime; |
| static SkMSec gAnimTimePrev; |
| |
| SkMSec SampleCode::GetAnimTime() { return gAnimTime; } |
| SkMSec SampleCode::GetAnimTimeDelta() { return gAnimTime - gAnimTimePrev; } |
| SkScalar SampleCode::GetAnimSecondsDelta() { |
| return SkDoubleToScalar(GetAnimTimeDelta() / 1000.0); |
| } |
| |
| SkScalar SampleCode::GetAnimScalar(SkScalar speed, SkScalar period) { |
| // since gAnimTime can be up to 32 bits, we can't convert it to a float |
| // or we'll lose the low bits. Hence we use doubles for the intermediate |
| // calculations |
| double seconds = (double)gAnimTime / 1000.0; |
| double value = SkScalarToDouble(speed) * seconds; |
| if (period) { |
| value = ::fmod(value, SkScalarToDouble(period)); |
| } |
| return SkDoubleToScalar(value); |
| } |
| |
| SkScalar SampleCode::GetAnimSinScalar(SkScalar amplitude, |
| SkScalar periodInSec, |
| SkScalar phaseInSec) { |
| if (!periodInSec) { |
| return 0; |
| } |
| double t = (double)gAnimTime / 1000.0 + phaseInSec; |
| t *= SkScalarToFloat(2 * SK_ScalarPI) / periodInSec; |
| amplitude = SK_ScalarHalf * amplitude; |
| return SkScalarMul(amplitude, SkDoubleToScalar(sin(t))) + amplitude; |
| } |
| |
| 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 |
| }; |
| SK_COMPILE_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; |
| } |
| |
| void SampleWindow::setZoomCenter(float x, float y) |
| { |
| fZoomCenterX = x; |
| fZoomCenterY = y; |
| } |
| |
| bool SampleWindow::zoomIn() |
| { |
| // Arbitrarily decided |
| if (fFatBitsScale == 25) return false; |
| fFatBitsScale++; |
| this->inval(NULL); |
| return true; |
| } |
| |
| bool SampleWindow::zoomOut() |
| { |
| if (fFatBitsScale == 1) return false; |
| fFatBitsScale--; |
| this->inval(NULL); |
| return true; |
| } |
| |
| void SampleWindow::updatePointer(int x, int y) |
| { |
| fMouseX = x; |
| fMouseY = y; |
| if (fShowZoomer) { |
| this->inval(NULL); |
| } |
| } |
| |
| 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 |
| SampleWindow::kRaster_DeviceType, // skip the null gpu device in normal cycling |
| #endif // SK_SUPPORT_GPU |
| SampleWindow::kRaster_DeviceType |
| }; |
| SK_COMPILE_ASSERT(SK_ARRAY_COUNT(gCT) == SampleWindow::kDeviceTypeCnt, array_size_mismatch); |
| return gCT[ct]; |
| } |
| |
| static void usage(const char * argv0) { |
| SkDebugf("%s [--slide sampleName] [-i resourcePath] [--msaa sampleCount] [--pictureDir dirPath] [--picture path] [--sort]\n", argv0); |
| #ifdef SAMPLE_PDF_FILE_VIEWER |
| SkDebugf(" [--pdfDir pdfPath]\n"); |
| SkDebugf(" pdfPath: path to directory pdf files are read from\n"); |
| #endif // SAMPLE_PDF_FILE_VIEWER |
| SkDebugf(" sampleName: sample at which to start.\n"); |
| SkDebugf(" resourcePath: directory that stores image resources.\n"); |
| SkDebugf(" msaa: request multisampling with the given sample count.\n"); |
| SkDebugf(" dirPath: path to directory skia pictures are read from\n"); |
| SkDebugf(" path: path to skia picture\n"); |
| SkDebugf(" --sort: sort samples by title, this would help to compare pdf rendering (P:foo.pdf) with skp rendering (P:foo.pdf)\n"); |
| } |
| |
| 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; |
| } |
| |
| SampleWindow::SampleWindow(void* hwnd, int argc, char** argv, DeviceManager* devManager) |
| : INHERITED(hwnd) |
| , fDevManager(NULL) { |
| |
| fCurrIndex = -1; |
| |
| this->registerPictFileSamples(argv, argc); |
| this->registerPictFileSample(argv, argc); |
| #ifdef SAMPLE_PDF_FILE_VIEWER |
| this->registerPdfFileViewerSamples(argv, argc); |
| #endif // SAMPLE_PDF_FILE_VIEWER |
| SkGMRegistyToSampleRegistry(); |
| { |
| const SkViewRegister* reg = SkViewRegister::Head(); |
| while (reg) { |
| *fSamples.append() = reg->factory(); |
| reg = reg->next(); |
| } |
| } |
| |
| bool sort = false; |
| for (int i = 0; i < argc; ++i) { |
| if (!strcmp(argv[i], "--sort")) { |
| sort = true; |
| break; |
| } |
| } |
| |
| if (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 : NULL, compareSampleTitle); |
| } |
| |
| const char* resourcePath = "resources"; // same default as tests |
| fMSAASampleCount = 0; |
| |
| const char* const commandName = argv[0]; |
| char* const* stop = argv + argc; |
| for (++argv; argv < stop; ++argv) { |
| if (!strcmp(*argv, "-i") || !strcmp(*argv, "--resourcePath")) { |
| argv++; |
| if (argv < stop && **argv) { |
| resourcePath = *argv; |
| } |
| } else if (strcmp(*argv, "--slide") == 0) { |
| argv++; |
| if (argv < stop && **argv) { |
| fCurrIndex = findByTitle(*argv); |
| if (fCurrIndex < 0) { |
| fprintf(stderr, "Unknown sample \"%s\"\n", *argv); |
| listTitles(); |
| } |
| } |
| } else if (strcmp(*argv, "--msaa") == 0) { |
| ++argv; |
| if (argv < stop && **argv) { |
| fMSAASampleCount = atoi(*argv); |
| } |
| } else if (strcmp(*argv, "--list") == 0) { |
| listTitles(); |
| } else if (strcmp(*argv, "--pictureDir") == 0) { |
| ++argv; // This case is dealt with in registerPictFileSamples(). |
| } else if (strcmp(*argv, "--picture") == 0) { |
| ++argv; // This case is dealt with in registerPictFileSample(). |
| } |
| else { |
| usage(commandName); |
| } |
| } |
| |
| if (fCurrIndex < 0) { |
| SkString title; |
| if (readTitleFromPrefs(&title)) { |
| fCurrIndex = findByTitle(title.c_str()); |
| } |
| } |
| |
| if (fCurrIndex < 0) { |
| fCurrIndex = 0; |
| } |
| |
| 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 |
| |
| fPicture = NULL; |
| |
| fDeviceType = kRaster_DeviceType; |
| |
| #if DEFAULT_TO_GPU |
| fDeviceType = kGPU_DeviceType; |
| #endif |
| #if SK_ANGLE && DEFAULT_TO_ANGLE |
| fDeviceType = kANGLE_DeviceType; |
| #endif |
| |
| fUseClip = false; |
| fNClip = false; |
| fAnimating = false; |
| fRotate = false; |
| fRotateAnimTime = 0; |
| fPerspAnim = false; |
| fPerspAnimTime = 0; |
| fRequestGrabImage = false; |
| fPipeState = SkOSMenu::kOffState; |
| fTilingMode = kNo_Tiling; |
| fMeasureFPS = false; |
| fLCDState = SkOSMenu::kMixedState; |
| fAAState = SkOSMenu::kMixedState; |
| fSubpixelState = SkOSMenu::kMixedState; |
| fHintingState = 0; |
| fFilterLevelIndex = 0; |
| fFlipAxis = 0; |
| fScrollTestX = fScrollTestY = 0; |
| |
| fMouseX = fMouseY = 0; |
| fFatBitsScale = 8; |
| fTypeface = SkTypeface::CreateFromTypeface(NULL, SkTypeface::kBold); |
| fShowZoomer = false; |
| |
| fZoomLevel = 0; |
| fZoomScale = SK_Scalar1; |
| |
| fMagnify = false; |
| |
| fSaveToPdf = false; |
| fPdfCanvas = NULL; |
| |
| fTransitionNext = 6; |
| fTransitionPrev = 2; |
| |
| 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 |
| NULL); |
| 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("FilterLevel", "FilterLevel", sinkID, fFilterLevelIndex, |
| gFilterLevelStates[0].fName, |
| gFilterLevelStates[1].fName, |
| gFilterLevelStates[2].fName, |
| gFilterLevelStates[3].fName, |
| gFilterLevelStates[4].fName, |
| NULL); |
| 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, |
| NULL); |
| 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, |
| NULL); |
| 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->appendList("Transition-Next", "Transition-Next", sinkID, |
| fTransitionNext, "Up", "Up and Right", "Right", |
| "Down and Right", "Down", "Down and Left", |
| "Left", "Up and Left", NULL); |
| fAppMenu->assignKeyEquivalentToItem(itemID, 'j'); |
| itemID =fAppMenu->appendList("Transition-Prev", "Transition-Prev", sinkID, |
| fTransitionPrev, "Up", "Up and Right", "Right", |
| "Down and Right", "Down", "Down and Left", |
| "Left", "Up and Left", NULL); |
| fAppMenu->assignKeyEquivalentToItem(itemID, 'k'); |
| itemID = fAppMenu->appendAction("Save to PDF", sinkID); |
| fAppMenu->assignKeyEquivalentToItem(itemID, 'e'); |
| |
| this->addMenu(fAppMenu); |
| fSlideMenu = new SkOSMenu; |
| this->addMenu(fSlideMenu); |
| |
| // this->setConfig(SkBitmap::kRGB_565_Config); |
| this->setConfig(SkBitmap::kARGB_8888_Config); |
| this->setVisibleP(true); |
| this->setClipToBounds(false); |
| |
| skiagm::GM::SetResourcePath(resourcePath); |
| |
| this->loadView((*fSamples[fCurrIndex])()); |
| |
| fPDFData = NULL; |
| |
| if (NULL == 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); |
| } |
| |
| SampleWindow::~SampleWindow() { |
| delete fPicture; |
| delete fPdfCanvas; |
| fTypeface->unref(); |
| |
| SkSafeUnref(fDevManager); |
| } |
| |
| static void make_filepath(SkString* path, const char* dir, const SkString& name) { |
| size_t len = strlen(dir); |
| path->set(dir); |
| if (len > 0 && dir[len - 1] != '/') { |
| path->append("/"); |
| } |
| path->append(name); |
| } |
| |
| void SampleWindow::registerPictFileSample(char** argv, int argc) { |
| const char* pict = NULL; |
| |
| for (int i = 0; i < argc; ++i) { |
| if (!strcmp(argv[i], "--picture")) { |
| i += 1; |
| if (i < argc) { |
| pict = argv[i]; |
| break; |
| } |
| } |
| } |
| if (pict) { |
| SkString path(pict); |
| fCurrIndex = fSamples.count(); |
| *fSamples.append() = new PictFileFactory(path); |
| } |
| } |
| |
| void SampleWindow::registerPictFileSamples(char** argv, int argc) { |
| const char* pictDir = NULL; |
| |
| for (int i = 0; i < argc; ++i) { |
| if (!strcmp(argv[i], "--pictureDir")) { |
| i += 1; |
| if (i < argc) { |
| pictDir = argv[i]; |
| break; |
| } |
| } |
| } |
| if (pictDir) { |
| SkOSFile::Iter iter(pictDir, "skp"); |
| SkString filename; |
| while (iter.next(&filename)) { |
| SkString path; |
| make_filepath(&path, pictDir, filename); |
| *fSamples.append() = new PictFileFactory(path); |
| } |
| } |
| } |
| |
| #ifdef SAMPLE_PDF_FILE_VIEWER |
| void SampleWindow::registerPdfFileViewerSamples(char** argv, int argc) { |
| const char* pdfDir = NULL; |
| |
| for (int i = 0; i < argc; ++i) { |
| if (!strcmp(argv[i], "--pdfDir")) { |
| i += 1; |
| if (i < argc) { |
| pdfDir = argv[i]; |
| break; |
| } |
| } |
| } |
| if (pdfDir) { |
| SkOSFile::Iter iter(pdfDir, "pdf"); |
| SkString filename; |
| while (iter.next(&filename)) { |
| SkString path; |
| make_filepath(&path, pdfDir, filename); |
| *fSamples.append() = new PdfFileViewerFactory(path); |
| } |
| } |
| } |
| #endif // SAMPLE_PDF_FILE_VIEWER |
| |
| |
| 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; |
| const SkBitmap& src = canvas->getDevice()->accessBitmap(false); |
| src.copyTo(&bm, src.config()); |
| return bm; |
| } |
| |
| static bool bitmap_diff(SkCanvas* canvas, const SkBitmap& orig, |
| SkBitmap* diff) { |
| const SkBitmap& src = canvas->getDevice()->accessBitmap(false); |
| |
| SkAutoLockPixels alp0(src); |
| SkAutoLockPixels alp1(orig); |
| for (int y = 0; y < src.height(); y++) { |
| const void* srcP = src.getAddr(0, y); |
| const void* origP = orig.getAddr(0, y); |
| size_t bytes = src.width() * src.bytesPerPixel(); |
| if (memcmp(srcP, origP, bytes)) { |
| SkDebugf("---------- difference on line %d\n", y); |
| return true; |
| } |
| } |
| return false; |
| } |
| |
| static void drawText(SkCanvas* canvas, SkString string, SkScalar left, SkScalar top, SkPaint& paint) |
| { |
| SkColor desiredColor = paint.getColor(); |
| paint.setColor(SK_ColorWHITE); |
| const char* c_str = string.c_str(); |
| size_t size = string.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) { |
| // update the animation time |
| if (!gAnimTimePrev && !gAnimTime) { |
| // first time make delta be 0 |
| gAnimTime = SkTime::GetMSecs(); |
| gAnimTimePrev = gAnimTime; |
| } else { |
| gAnimTimePrev = gAnimTime; |
| gAnimTime = SkTime::GetMSecs(); |
| } |
| |
| if (fGesture.isActive()) { |
| this->updateMatrix(); |
| } |
| |
| if (fMeasureFPS) { |
| fMeasureFPS_Time = 0; |
| } |
| |
| if (fNClip) { |
| this->INHERITED::draw(canvas); |
| SkBitmap orig = capture_bitmap(canvas); |
| |
| const SkScalar w = this->width(); |
| const SkScalar h = this->height(); |
| const SkScalar cw = w / XCLIP_N; |
| const SkScalar ch = h / YCLIP_N; |
| for (int y = 0; y < YCLIP_N; y++) { |
| SkRect r; |
| r.fTop = y * ch; |
| r.fBottom = (y + 1) * ch; |
| if (y == YCLIP_N - 1) { |
| r.fBottom = h; |
| } |
| for (int x = 0; x < XCLIP_N; x++) { |
| SkAutoCanvasRestore acr(canvas, true); |
| r.fLeft = x * cw; |
| r.fRight = (x + 1) * cw; |
| if (x == XCLIP_N - 1) { |
| r.fRight = w; |
| } |
| canvas->clipRect(r); |
| this->INHERITED::draw(canvas); |
| } |
| } |
| |
| SkBitmap diff; |
| if (bitmap_diff(canvas, orig, &diff)) { |
| } |
| } else { |
| SkSize tile = this->tileSize(); |
| |
| for (SkScalar y = 0; y < height(); y += tile.height()) { |
| for (SkScalar x = 0; x < width(); x += tile.width()) { |
| SkAutoCanvasRestore acr(canvas, true); |
| canvas->clipRect(SkRect::MakeXYWH(x, y, |
| tile.width(), |
| tile.height())); |
| this->INHERITED::draw(canvas); |
| } |
| } |
| |
| if (fTilingMode != kNo_Tiling) { |
| 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(); |
| } |
| |
| // 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); |
| } |
| |
| 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); |
| canvas->drawBitmapRect(bitmap, &src, dest); |
| 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(NULL); |
| 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" |
| |
| #if 0 // UNUSED |
| static void reverseRedAndBlue(const SkBitmap& bm) { |
| SkASSERT(bm.config() == SkBitmap::kARGB_8888_Config); |
| uint8_t* p = (uint8_t*)bm.getPixels(); |
| uint8_t* stop = p + bm.getSize(); |
| while (p < stop) { |
| // swap red/blue (to go from ARGB(int) to RGBA(memory) and premultiply |
| unsigned scale = SkAlpha255To256(p[3]); |
| unsigned r = p[2]; |
| unsigned b = p[0]; |
| p[0] = SkAlphaMul(r, scale); |
| p[1] = SkAlphaMul(p[1], scale); |
| p[2] = SkAlphaMul(b, scale); |
| p += 4; |
| } |
| } |
| #endif |
| |
| void SampleWindow::saveToPdf() |
| { |
| fSaveToPdf = true; |
| this->inval(NULL); |
| } |
| |
| SkCanvas* SampleWindow::beforeChildren(SkCanvas* canvas) { |
| if (fSaveToPdf) { |
| const SkBitmap& bmp = canvas->getDevice()->accessBitmap(false); |
| SkISize size = SkISize::Make(bmp.width(), bmp.height()); |
| SkPDFDevice* pdfDevice = new SkPDFDevice(size, size, |
| canvas->getTotalMatrix()); |
| fPdfCanvas = new SkCanvas(pdfDevice); |
| pdfDevice->unref(); |
| canvas = fPdfCanvas; |
| } else if (kPicture_DeviceType == fDeviceType) { |
| fPicture = new SkPicture; |
| canvas = fPicture->beginRecording(9999, 9999); |
| } else { |
| #if SK_SUPPORT_GPU |
| if (kNullGPU_DeviceType != fDeviceType) |
| #endif |
| { |
| canvas = this->INHERITED::beforeChildren(canvas); |
| } |
| } |
| |
| if (fUseClip) { |
| canvas->drawColor(0xFFFF88FF); |
| canvas->clipPath(fClipPath, SkRegion::kIntersect_Op, true); |
| } |
| |
| return canvas; |
| } |
| |
| static void paint_rgn(const SkBitmap& bm, const SkIRect& r, |
| const SkRegion& rgn) { |
| SkCanvas canvas(bm); |
| SkRegion inval(rgn); |
| |
| inval.translate(r.fLeft, r.fTop); |
| canvas.clipRegion(inval); |
| canvas.drawColor(0xFFFF8080); |
| } |
| #include "SkData.h" |
| void SampleWindow::afterChildren(SkCanvas* orig) { |
| if (fSaveToPdf) { |
| fSaveToPdf = false; |
| if (fShowZoomer) { |
| showZoomer(fPdfCanvas); |
| } |
| SkString name; |
| name.printf("%s.pdf", this->getTitle()); |
| SkPDFDocument doc; |
| SkPDFDevice* device = static_cast<SkPDFDevice*>(fPdfCanvas->getDevice()); |
| doc.appendPage(device); |
| #ifdef SK_BUILD_FOR_ANDROID |
| name.prepend("/sdcard/"); |
| #endif |
| |
| #ifdef SK_BUILD_FOR_IOS |
| SkDynamicMemoryWStream mstream; |
| doc.emitPDF(&mstream); |
| fPDFData = mstream.copyToData(); |
| #endif |
| SkFILEWStream stream(name.c_str()); |
| if (stream.isValid()) { |
| doc.emitPDF(&stream); |
| const char* desc = "File saved from Skia SampleApp"; |
| this->onPDFSaved(this->getTitle(), desc, name.c_str()); |
| } |
| |
| delete fPdfCanvas; |
| fPdfCanvas = NULL; |
| |
| // We took over the draw calls in order to create the PDF, so we need |
| // to redraw. |
| this->inval(NULL); |
| return; |
| } |
| |
| if (fRequestGrabImage) { |
| fRequestGrabImage = false; |
| |
| SkBaseDevice* device = orig->getDevice(); |
| SkBitmap bmp; |
| if (device->accessBitmap(false).copyTo(&bmp, SkBitmap::kARGB_8888_Config)) { |
| 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) { |
| if (true) { |
| SkPicture* pict = new SkPicture(*fPicture); |
| fPicture->unref(); |
| this->installDrawFilter(orig); |
| orig->drawPicture(*pict); |
| pict->unref(); |
| } else if (true) { |
| SkDynamicMemoryWStream ostream; |
| fPicture->serialize(&ostream); |
| fPicture->unref(); |
| |
| SkAutoDataUnref data(ostream.copyToData()); |
| SkMemoryStream istream(data->data(), data->size()); |
| SkAutoTUnref<SkPicture> pict(SkPicture::CreateFromStream(&istream)); |
| if (pict.get() != NULL) { |
| orig->drawPicture(*pict.get()); |
| } |
| } else { |
| fPicture->draw(orig); |
| fPicture->unref(); |
| } |
| fPicture = NULL; |
| } |
| |
| // Do this after presentGL and other finishing, rather than in afterChild |
| if (fMeasureFPS && fMeasureFPS_StartTime) { |
| fMeasureFPS_Time += SkTime::GetMSecs() - fMeasureFPS_StartTime; |
| } |
| |
| // if ((fScrollTestX | fScrollTestY) != 0) |
| if (false) { |
| const SkBitmap& bm = orig->getDevice()->accessBitmap(true); |
| int dx = fScrollTestX * 7; |
| int dy = fScrollTestY * 7; |
| SkIRect r; |
| SkRegion inval; |
| |
| r.set(50, 50, 50+100, 50+100); |
| bm.scrollRect(&r, dx, dy, &inval); |
| paint_rgn(bm, r, inval); |
| } |
| } |
| |
| void SampleWindow::beforeChild(SkView* child, SkCanvas* canvas) { |
| if (fRotate) { |
| fRotateAnimTime += SampleCode::GetAnimSecondsDelta(); |
| |
| SkScalar cx = this->width() / 2; |
| SkScalar cy = this->height() / 2; |
| canvas->translate(cx, cy); |
| canvas->rotate(fRotateAnimTime * 10); |
| canvas->translate(-cx, -cy); |
| } |
| |
| if (fPerspAnim) { |
| fPerspAnimTime += SampleCode::GetAnimSecondsDelta(); |
| |
| static const SkScalar gAnimPeriod = 10 * SK_Scalar1; |
| static const SkScalar gAnimMag = SK_Scalar1 / 1000; |
| SkScalar t = SkScalarMod(fPerspAnimTime, gAnimPeriod); |
| if (SkScalarFloorToInt(SkScalarDiv(fPerspAnimTime, gAnimPeriod)) & 0x1) { |
| t = gAnimPeriod - t; |
| } |
| t = 2 * t - gAnimPeriod; |
| t = SkScalarMul(SkScalarDiv(t, gAnimPeriod), gAnimMag); |
| SkMatrix m; |
| m.reset(); |
| m.setPerspY(t); |
| canvas->concat(m); |
| } |
| |
| this->installDrawFilter(canvas); |
| |
| if (fMeasureFPS) { |
| if (SampleView::SetRepeatDraw(child, FPS_REPEAT_COUNT)) { |
| fMeasureFPS_StartTime = SkTime::GetMSecs(); |
| } |
| } else { |
| (void)SampleView::SetRepeatDraw(child, 1); |
| } |
| if (fPerspAnim || fRotate) { |
| this->inval(NULL); |
| } |
| } |
| |
| void SampleWindow::afterChild(SkView* child, SkCanvas* canvas) { |
| canvas->setDrawFilter(NULL); |
| } |
| |
| static SkBitmap::Config gConfigCycle[] = { |
| SkBitmap::kNo_Config, // none -> none |
| SkBitmap::kNo_Config, // a8 -> none |
| SkBitmap::kNo_Config, // index8 -> none |
| SkBitmap::kARGB_4444_Config, // 565 -> 4444 |
| SkBitmap::kARGB_8888_Config, // 4444 -> 8888 |
| SkBitmap::kRGB_565_Config // 8888 -> 565 |
| }; |
| |
| static SkBitmap::Config cycle_configs(SkBitmap::Config c) { |
| return gConfigCycle[c]; |
| } |
| |
| 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(NULL); |
| } |
| bool SampleWindow::previousSample() { |
| fCurrIndex = (fCurrIndex - 1 + fSamples.count()) % fSamples.count(); |
| this->loadView(create_transition(curr_view(this), (*fSamples[fCurrIndex])(), |
| fTransitionPrev)); |
| return true; |
| } |
| |
| bool SampleWindow::nextSample() { |
| fCurrIndex = (fCurrIndex + 1) % fSamples.count(); |
| this->loadView(create_transition(curr_view(this), (*fSamples[fCurrIndex])(), |
| fTransitionNext)); |
| return true; |
| } |
| |
| bool SampleWindow::goToSample(int i) { |
| fCurrIndex = (i) % fSamples.count(); |
| this->loadView(create_transition(curr_view(this),(*fSamples[fCurrIndex])(), 6)); |
| return true; |
| } |
| |
| SkString SampleWindow::getSampleTitle(int i) { |
| return ::getSampleTitle(fSamples[i]); |
| } |
| |
| int SampleWindow::sampleCount() { |
| return fSamples.count(); |
| } |
| |
| void SampleWindow::showOverview() { |
| this->loadView(create_transition(curr_view(this), |
| create_overview(fSamples.count(), fSamples.begin()), |
| 4)); |
| } |
| |
| void SampleWindow::installDrawFilter(SkCanvas* canvas) { |
| canvas->setDrawFilter(new FlagsDrawFilter(fLCDState, fAAState, fSubpixelState, |
| fHintingState, fFilterLevelIndex))->unref(); |
| } |
| |
| 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("replace-transition-view")) { |
| this->loadView((SkView*)SkEventSink::FindSink(evt.getFast32())); |
| return true; |
| } |
| if (evt.isType("set-curr-index")) { |
| this->goToSample(evt.getFast32()); |
| return true; |
| } |
| if (isInvalEvent(evt)) { |
| this->inval(NULL); |
| 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(NULL); |
| return true; |
| } |
| if (SkOSMenu::FindSwitchState(evt, "Slide Show", NULL)) { |
| this->toggleSlideshow(); |
| return true; |
| } |
| if (SkOSMenu::FindTriState(evt, "AA", &fAAState) || |
| SkOSMenu::FindTriState(evt, "LCD", &fLCDState) || |
| SkOSMenu::FindListIndex(evt, "FilterLevel", &fFilterLevelIndex) || |
| 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::FindListIndex(evt, "Transition-Next", &fTransitionNext) || |
| SkOSMenu::FindListIndex(evt, "Transition-Prev", &fTransitionPrev)) { |
| this->inval(NULL); |
| 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(NULL); |
| this->updateTitle(); |
| return true; |
| } |
| if (SkOSMenu::FindSwitchState(evt, "Flip X", NULL)) { |
| fFlipAxis ^= kFlipAxis_X; |
| this->updateMatrix(); |
| return true; |
| } |
| if (SkOSMenu::FindSwitchState(evt, "Flip Y", NULL)) { |
| 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() != NULL); |
| return true; |
| } |
| return this->INHERITED::onQuery(query); |
| } |
| |
| #if 0 // UNUSED |
| static void cleanup_for_filename(SkString* name) { |
| char* str = name->writable_str(); |
| for (size_t i = 0; i < name->size(); i++) { |
| switch (str[i]) { |
| case ':': str[i] = '-'; break; |
| case '/': str[i] = '-'; break; |
| case ' ': str[i] = '_'; break; |
| default: break; |
| } |
| } |
| } |
| #endif |
| |
| 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(NULL); |
| return true; |
| } |
| |
| switch (uni) { |
| case 'B': |
| post_event_to_sink(SkNEW_ARGS(SkEvent, ("PictFileView::toggleBBox")), curr_view(this)); |
| // Cannot call updateTitle() synchronously, because the toggleBBox event is still in |
| // the queue. |
| post_event_to_sink(SkNEW_ARGS(SkEvent, (gUpdateWindowTitleEvtName)), this); |
| this->inval(NULL); |
| break; |
| case 'f': |
| // only |
| toggleFPS(); |
| break; |
| case 'g': |
| fRequestGrabImage = true; |
| this->inval(NULL); |
| break; |
| case 'G': |
| gShowGMBounds = !gShowGMBounds; |
| post_event_to_sink(GMSampleView::NewShowSizeEvt(gShowGMBounds), |
| curr_view(this)); |
| this->inval(NULL); |
| break; |
| case 'i': |
| this->zoomIn(); |
| break; |
| case 'o': |
| this->zoomOut(); |
| break; |
| case 'r': |
| fRotate = !fRotate; |
| fRotateAnimTime = 0; |
| this->inval(NULL); |
| this->updateTitle(); |
| return true; |
| case 'k': |
| fPerspAnim = !fPerspAnim; |
| this->inval(NULL); |
| this->updateTitle(); |
| return true; |
| #if SK_SUPPORT_GPU |
| case '\\': |
| this->setDeviceType(kNullGPU_DeviceType); |
| this->inval(NULL); |
| this->updateTitle(); |
| return true; |
| case 'p': |
| { |
| GrContext* grContext = this->getGrContext(); |
| if (grContext) { |
| size_t cacheBytes = grContext->getGpuTextureCacheBytes(); |
| 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(NULL); |
| } |
| |
| void SampleWindow::toggleSlideshow() { |
| fAnimating = !fAnimating; |
| this->postAnimatingEvent(); |
| this->updateTitle(); |
| } |
| |
| void SampleWindow::toggleRendering() { |
| this->setDeviceType(cycle_devicetype(fDeviceType)); |
| this->updateTitle(); |
| this->inval(NULL); |
| } |
| |
| void SampleWindow::toggleFPS() { |
| fMeasureFPS = !fMeasureFPS; |
| this->updateTitle(); |
| this->inval(NULL); |
| } |
| |
| #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: |
| if (USE_ARROWS_FOR_ZOOM) { |
| this->changeZoomLevel(1.f / 32.f); |
| } else { |
| fNClip = !fNClip; |
| this->inval(NULL); |
| this->updateTitle(); |
| } |
| return true; |
| case kDown_SkKey: |
| if (USE_ARROWS_FOR_ZOOM) { |
| this->changeZoomLevel(-1.f / 32.f); |
| } else { |
| this->setConfig(cycle_configs(this->getBitmap().config())); |
| this->updateTitle(); |
| } |
| 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(NULL); |
| 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* gConfigNames[] = { |
| "unknown config", |
| "A8", |
| "Index8", |
| "565", |
| "4444", |
| "8888" |
| }; |
| |
| static const char* configToString(SkBitmap::Config c) { |
| return gConfigNames[c]; |
| } |
| |
| static const char* gDeviceTypePrefix[] = { |
| "raster: ", |
| "picture: ", |
| #if SK_SUPPORT_GPU |
| "opengl: ", |
| #if SK_ANGLE |
| "angle: ", |
| #endif // SK_ANGLE |
| "null-gl: " |
| #endif // SK_SUPPORT_GPU |
| }; |
| SK_COMPILE_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 NULL; |
| } |
| |
| void SampleWindow::updateTitle() { |
| SkView* view = curr_view(this); |
| |
| SkString title; |
| if (!curr_title(this, &title)) { |
| title.set("<unknown>"); |
| } |
| |
| title.prepend(gDeviceTypePrefix[fDeviceType]); |
| |
| title.prepend(" "); |
| title.prepend(configToString(this->getBitmap().config())); |
| |
| if (fTilingMode != kNo_Tiling) { |
| title.prependf("<T: %s> ", gTilingInfo[fTilingMode].label); |
| } |
| if (fAnimating) { |
| title.prepend("<A> "); |
| } |
| if (fRotate) { |
| title.prepend("<R> "); |
| } |
| if (fNClip) { |
| title.prepend("<C> "); |
| } |
| if (fPerspAnim) { |
| title.prepend("<K> "); |
| } |
| |
| title.prepend(trystate_str(fLCDState, "LCD ", "lcd ")); |
| title.prepend(trystate_str(fAAState, "AA ", "aa ")); |
| title.prepend(gFilterLevelStates[fFilterLevelIndex].fLabel); |
| title.prepend(trystate_str(fSubpixelState, "S ", "s ")); |
| title.prepend(fFlipAxis & kFlipAxis_X ? "X " : NULL); |
| title.prepend(fFlipAxis & kFlipAxis_Y ? "Y " : NULL); |
| title.prepend(gHintingStates[fHintingState].label); |
| |
| if (fZoomLevel) { |
| title.prependf("{%.2f} ", SkScalarToFloat(fZoomLevel)); |
| } |
| |
| if (fMeasureFPS) { |
| title.appendf(" %8.3f ms", fMeasureFPS_Time / (float)FPS_REPEAT_COUNT); |
| } |
| 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) && |
| NULL != fDevManager && |
| fDevManager->getGrRenderTarget() && |
| fDevManager->getGrRenderTarget()->numSamples() > 0) { |
| title.appendf(" [MSAA: %d]", |
| fDevManager->getGrRenderTarget()->numSamples()); |
| } |
| #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; |
| } |
| |
| if (evt.isType("debug-hit-test")) { |
| fDebugHitTest = true; |
| evt.findS32("debug-hit-test-x", &fDebugHitTestLoc.fX); |
| evt.findS32("debug-hit-test-y", &fDebugHitTestLoc.fY); |
| this->inval(NULL); |
| 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 = NULL; |
| 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 != NULL); |
| 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); |
| TiledPipeController tc(canvas->getDevice()->accessBitmap(false), |
| &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(); |
| } |
| } |
| |
| #include "SkBounder.h" |
| |
| class DebugHitTestBounder : public SkBounder { |
| public: |
| DebugHitTestBounder(int x, int y) { |
| fLoc.set(x, y); |
| } |
| |
| virtual bool onIRect(const SkIRect& bounds) SK_OVERRIDE { |
| if (bounds.contains(fLoc.x(), fLoc.y())) { |
| // |
| // Set a break-point here to see what was being drawn under |
| // the click point (just needed a line of code to stop the debugger) |
| // |
| bounds.centerX(); |
| } |
| return true; |
| } |
| |
| private: |
| SkIPoint fLoc; |
| typedef SkBounder INHERITED; |
| }; |
| |
| void SampleView::onDraw(SkCanvas* canvas) { |
| this->onDrawBackground(canvas); |
| |
| DebugHitTestBounder bounder(fDebugHitTestLoc.x(), fDebugHitTestLoc.y()); |
| if (fDebugHitTest) { |
| canvas->setBounder(&bounder); |
| } |
| |
| for (int i = 0; i < fRepeatCount; i++) { |
| SkAutoCanvasRestore acr(canvas, true); |
| this->onDrawContent(canvas); |
| } |
| |
| fDebugHitTest = false; |
| canvas->setBounder(NULL); |
| } |
| |
| 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, NULL); |
| } |
| |
| // 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 |
| void save_args(int argc, char *argv[]) { |
| } |
| #endif |
| |
| // FIXME: this should be in a header |
| void application_init(); |
| 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(); |
| } |
| |
| // FIXME: this should be in a header |
| void application_term(); |
| void application_term() { |
| SkEvent::Term(); |
| SkGraphics::Term(); |
| } |