/* * Copyright 2012 Google Inc. * * Use of this source code is governed by a BSD-style license that can be * found in the LICENSE file. */ #include "SkDrawCommand.h" #include "SkBlurMaskFilter.h" #include "SkColorFilter.h" #include "SkDashPathEffect.h" #include "SkImageFilter.h" #include "SkMaskFilter.h" #include "SkObjectParser.h" #include "SkPaintDefaults.h" #include "SkPathEffect.h" #include "SkPicture.h" #include "SkTextBlob.h" #include "SkTextBlobRunIterator.h" #include "SkTHash.h" #include "SkTypeface.h" #include "SkValidatingReadBuffer.h" #include "SkWriteBuffer.h" #define SKDEBUGCANVAS_SEND_BINARIES false #define SKDEBUGCANVAS_ATTRIBUTE_COMMAND "command" #define SKDEBUGCANVAS_ATTRIBUTE_MATRIX "matrix" #define SKDEBUGCANVAS_ATTRIBUTE_COORDS "coords" #define SKDEBUGCANVAS_ATTRIBUTE_BOUNDS "bounds" #define SKDEBUGCANVAS_ATTRIBUTE_PAINT "paint" #define SKDEBUGCANVAS_ATTRIBUTE_OUTER "outer" #define SKDEBUGCANVAS_ATTRIBUTE_INNER "inner" #define SKDEBUGCANVAS_ATTRIBUTE_MODE "mode" #define SKDEBUGCANVAS_ATTRIBUTE_POINTS "points" #define SKDEBUGCANVAS_ATTRIBUTE_PATH "path" #define SKDEBUGCANVAS_ATTRIBUTE_TEXT "text" #define SKDEBUGCANVAS_ATTRIBUTE_COLOR "color" #define SKDEBUGCANVAS_ATTRIBUTE_ALPHA "alpha" #define SKDEBUGCANVAS_ATTRIBUTE_STYLE "style" #define SKDEBUGCANVAS_ATTRIBUTE_STROKEWIDTH "strokeWidth" #define SKDEBUGCANVAS_ATTRIBUTE_STROKEMITER "strokeMiter" #define SKDEBUGCANVAS_ATTRIBUTE_CAP "cap" #define SKDEBUGCANVAS_ATTRIBUTE_ANTIALIAS "antiAlias" #define SKDEBUGCANVAS_ATTRIBUTE_REGION "region" #define SKDEBUGCANVAS_ATTRIBUTE_REGIONOP "op" #define SKDEBUGCANVAS_ATTRIBUTE_EDGESTYLE "edgeStyle" #define SKDEBUGCANVAS_ATTRIBUTE_DEVICEREGION "deviceRegion" #define SKDEBUGCANVAS_ATTRIBUTE_BLUR "blur" #define SKDEBUGCANVAS_ATTRIBUTE_SIGMA "sigma" #define SKDEBUGCANVAS_ATTRIBUTE_QUALITY "quality" #define SKDEBUGCANVAS_ATTRIBUTE_TEXTALIGN "textAlign" #define SKDEBUGCANVAS_ATTRIBUTE_TEXTSIZE "textSize" #define SKDEBUGCANVAS_ATTRIBUTE_TEXTSCALEX "textScaleX" #define SKDEBUGCANVAS_ATTRIBUTE_TEXTSKEWX "textSkewX" #define SKDEBUGCANVAS_ATTRIBUTE_DASHING "dashing" #define SKDEBUGCANVAS_ATTRIBUTE_INTERVALS "intervals" #define SKDEBUGCANVAS_ATTRIBUTE_PHASE "phase" #define SKDEBUGCANVAS_ATTRIBUTE_FILLTYPE "fillType" #define SKDEBUGCANVAS_ATTRIBUTE_VERBS "verbs" #define SKDEBUGCANVAS_ATTRIBUTE_NAME "name" #define SKDEBUGCANVAS_ATTRIBUTE_BYTES "bytes" #define SKDEBUGCANVAS_ATTRIBUTE_SHADER "shader" #define SKDEBUGCANVAS_ATTRIBUTE_PATHEFFECT "pathEffect" #define SKDEBUGCANVAS_ATTRIBUTE_MASKFILTER "maskFilter" #define SKDEBUGCANVAS_ATTRIBUTE_XFERMODE "xfermode" #define SKDEBUGCANVAS_ATTRIBUTE_BACKDROP "backdrop" #define SKDEBUGCANVAS_ATTRIBUTE_COLORFILTER "colorfilter" #define SKDEBUGCANVAS_ATTRIBUTE_IMAGEFILTER "imagefilter" #define SKDEBUGCANVAS_ATTRIBUTE_IMAGE "image" #define SKDEBUGCANVAS_ATTRIBUTE_BITMAP "bitmap" #define SKDEBUGCANVAS_ATTRIBUTE_SRC "src" #define SKDEBUGCANVAS_ATTRIBUTE_DST "dst" #define SKDEBUGCANVAS_ATTRIBUTE_CENTER "center" #define SKDEBUGCANVAS_ATTRIBUTE_STRICT "strict" #define SKDEBUGCANVAS_ATTRIBUTE_DESCRIPTION "description" #define SKDEBUGCANVAS_ATTRIBUTE_X "x" #define SKDEBUGCANVAS_ATTRIBUTE_Y "y" #define SKDEBUGCANVAS_ATTRIBUTE_RUNS "runs" #define SKDEBUGCANVAS_ATTRIBUTE_POSITIONS "positions" #define SKDEBUGCANVAS_ATTRIBUTE_GLYPHS "glyphs" #define SKDEBUGCANVAS_ATTRIBUTE_FONT "font" #define SKDEBUGCANVAS_ATTRIBUTE_TYPEFACE "typeface" #define SKDEBUGCANVAS_VERB_MOVE "move" #define SKDEBUGCANVAS_VERB_LINE "line" #define SKDEBUGCANVAS_VERB_QUAD "quad" #define SKDEBUGCANVAS_VERB_CUBIC "cubic" #define SKDEBUGCANVAS_VERB_CONIC "conic" #define SKDEBUGCANVAS_VERB_CLOSE "close" #define SKDEBUGCANVAS_STYLE_FILL "fill" #define SKDEBUGCANVAS_STYLE_STROKE "stroke" #define SKDEBUGCANVAS_STYLE_STROKEANDFILL "strokeAndFill" #define SKDEBUGCANVAS_POINTMODE_POINTS "points" #define SKDEBUGCANVAS_POINTMODE_LINES "lines" #define SKDEBUGCANVAS_POINTMODE_POLYGON "polygon" #define SKDEBUGCANVAS_REGIONOP_DIFFERENCE "difference" #define SKDEBUGCANVAS_REGIONOP_INTERSECT "intersect" #define SKDEBUGCANVAS_REGIONOP_UNION "union" #define SKDEBUGCANVAS_REGIONOP_XOR "xor" #define SKDEBUGCANVAS_REGIONOP_REVERSE_DIFFERENCE "reverseDifference" #define SKDEBUGCANVAS_REGIONOP_REPLACE "replace" #define SKDEBUGCANVAS_BLURSTYLE_NORMAL "normal" #define SKDEBUGCANVAS_BLURSTYLE_SOLID "solid" #define SKDEBUGCANVAS_BLURSTYLE_OUTER "outer" #define SKDEBUGCANVAS_BLURSTYLE_INNER "inner" #define SKDEBUGCANVAS_BLURQUALITY_LOW "low" #define SKDEBUGCANVAS_BLURQUALITY_HIGH "high" #define SKDEBUGCANVAS_ALIGN_LEFT "left" #define SKDEBUGCANVAS_ALIGN_CENTER "center" #define SKDEBUGCANVAS_ALIGN_RIGHT "right" #define SKDEBUGCANVAS_FILLTYPE_WINDING "winding" #define SKDEBUGCANVAS_FILLTYPE_EVENODD "evenOdd" #define SKDEBUGCANVAS_FILLTYPE_INVERSEWINDING "inverseWinding" #define SKDEBUGCANVAS_FILLTYPE_INVERSEEVENODD "inverseEvenOdd" #define SKDEBUGCANVAS_CAP_BUTT "butt" #define SKDEBUGCANVAS_CAP_ROUND "round" #define SKDEBUGCANVAS_CAP_SQUARE "square" #define SKDEBUGCANVAS_COLORTYPE_ARGB4444 "ARGB4444" #define SKDEBUGCANVAS_COLORTYPE_RGBA8888 "RGBA8888" #define SKDEBUGCANVAS_COLORTYPE_BGRA8888 "BGRA8888" #define SKDEBUGCANVAS_COLORTYPE_565 "565" #define SKDEBUGCANVAS_COLORTYPE_GRAY8 "Gray8" #define SKDEBUGCANVAS_COLORTYPE_INDEX8 "Index8" #define SKDEBUGCANVAS_COLORTYPE_ALPHA8 "Alpha8" #define SKDEBUGCANVAS_ALPHATYPE_OPAQUE "opaque" #define SKDEBUGCANVAS_ALPHATYPE_PREMUL "premul" #define SKDEBUGCANVAS_ALPHATYPE_UNPREMUL "unpremul" typedef SkDrawCommand* (*FROM_JSON)(Json::Value); // TODO(chudy): Refactor into non subclass model. SkDrawCommand::SkDrawCommand(OpType type) : fOpType(type) , fVisible(true) { } SkDrawCommand::~SkDrawCommand() { fInfo.deleteAll(); } const char* SkDrawCommand::GetCommandString(OpType type) { switch (type) { case kBeginDrawPicture_OpType: return "BeginDrawPicture"; case kClipPath_OpType: return "ClipPath"; case kClipRegion_OpType: return "ClipRegion"; case kClipRect_OpType: return "ClipRect"; case kClipRRect_OpType: return "ClipRRect"; case kConcat_OpType: return "Concat"; case kDrawBitmap_OpType: return "DrawBitmap"; case kDrawBitmapNine_OpType: return "DrawBitmapNine"; case kDrawBitmapRect_OpType: return "DrawBitmapRect"; case kDrawClear_OpType: return "DrawClear"; case kDrawDRRect_OpType: return "DrawDRRect"; case kDrawImage_OpType: return "DrawImage"; case kDrawImageRect_OpType: return "DrawImageRect"; case kDrawOval_OpType: return "DrawOval"; case kDrawPaint_OpType: return "DrawPaint"; case kDrawPatch_OpType: return "DrawPatch"; case kDrawPath_OpType: return "DrawPath"; case kDrawPoints_OpType: return "DrawPoints"; case kDrawPosText_OpType: return "DrawPosText"; case kDrawPosTextH_OpType: return "DrawPosTextH"; case kDrawRect_OpType: return "DrawRect"; case kDrawRRect_OpType: return "DrawRRect"; case kDrawText_OpType: return "DrawText"; case kDrawTextBlob_OpType: return "DrawTextBlob"; case kDrawTextOnPath_OpType: return "DrawTextOnPath"; case kDrawVertices_OpType: return "DrawVertices"; case kEndDrawPicture_OpType: return "EndDrawPicture"; case kRestore_OpType: return "Restore"; case kSave_OpType: return "Save"; case kSaveLayer_OpType: return "SaveLayer"; case kSetMatrix_OpType: return "SetMatrix"; default: SkDebugf("OpType error 0x%08x\n", type); SkASSERT(0); break; } SkDEBUGFAIL("DrawType UNUSED\n"); return nullptr; } SkString SkDrawCommand::toString() const { return SkString(GetCommandString(fOpType)); } Json::Value SkDrawCommand::toJSON() const { Json::Value result; result[SKDEBUGCANVAS_ATTRIBUTE_COMMAND] = this->GetCommandString(fOpType); return result; } #define INSTALL_FACTORY(name) factories.set(SkString(GetCommandString(k ## name ##_OpType)), \ (FROM_JSON) Sk ## name ## Command::fromJSON) SkDrawCommand* SkDrawCommand::fromJSON(Json::Value& command) { static SkTHashMap factories; static bool initialized = false; if (!initialized) { initialized = true; INSTALL_FACTORY(Restore); INSTALL_FACTORY(ClipPath); INSTALL_FACTORY(ClipRegion); INSTALL_FACTORY(ClipRect); INSTALL_FACTORY(ClipRRect); INSTALL_FACTORY(Concat); INSTALL_FACTORY(DrawBitmap); INSTALL_FACTORY(DrawBitmapRect); INSTALL_FACTORY(DrawBitmapNine); INSTALL_FACTORY(DrawImage); INSTALL_FACTORY(DrawImageRect); INSTALL_FACTORY(DrawOval); INSTALL_FACTORY(DrawPaint); INSTALL_FACTORY(DrawPath); INSTALL_FACTORY(DrawPoints); INSTALL_FACTORY(DrawText); INSTALL_FACTORY(DrawPosText); INSTALL_FACTORY(DrawTextOnPath); INSTALL_FACTORY(DrawTextBlob); INSTALL_FACTORY(DrawRect); INSTALL_FACTORY(DrawRRect); INSTALL_FACTORY(DrawDRRect); INSTALL_FACTORY(Save); INSTALL_FACTORY(SaveLayer); INSTALL_FACTORY(SetMatrix); } SkString name = SkString(command[SKDEBUGCANVAS_ATTRIBUTE_COMMAND].asCString()); FROM_JSON* factory = factories.find(name); if (factory == nullptr) { SkDebugf("no JSON factory for '%s'\n", name.c_str()); return nullptr; } return (*factory)(command); } SkClearCommand::SkClearCommand(SkColor color) : INHERITED(kDrawClear_OpType) { fColor = color; fInfo.push(SkObjectParser::CustomTextToString("No Parameters")); } void SkClearCommand::execute(SkCanvas* canvas) const { canvas->clear(fColor); } Json::Value SkClearCommand::toJSON() const { Json::Value result = INHERITED::toJSON(); Json::Value colorValue(Json::arrayValue); colorValue.append(Json::Value(SkColorGetA(fColor))); colorValue.append(Json::Value(SkColorGetR(fColor))); colorValue.append(Json::Value(SkColorGetG(fColor))); colorValue.append(Json::Value(SkColorGetB(fColor))); result[SKDEBUGCANVAS_ATTRIBUTE_COLOR] = colorValue;; return result; } SkClearCommand* SkClearCommand::fromJSON(Json::Value& command) { Json::Value color = command[SKDEBUGCANVAS_ATTRIBUTE_COLOR]; return new SkClearCommand(SkColorSetARGB(color[0].asInt(), color[1].asInt(), color[2].asInt(), color[3].asInt())); } namespace { void xlate_and_scale_to_bounds(SkCanvas* canvas, const SkRect& bounds) { const SkISize& size = canvas->getDeviceSize(); static const SkScalar kInsetFrac = 0.9f; // Leave a border around object canvas->translate(size.fWidth/2.0f, size.fHeight/2.0f); if (bounds.width() > bounds.height()) { canvas->scale(SkDoubleToScalar((kInsetFrac*size.fWidth)/bounds.width()), SkDoubleToScalar((kInsetFrac*size.fHeight)/bounds.width())); } else { canvas->scale(SkDoubleToScalar((kInsetFrac*size.fWidth)/bounds.height()), SkDoubleToScalar((kInsetFrac*size.fHeight)/bounds.height())); } canvas->translate(-bounds.centerX(), -bounds.centerY()); } void render_path(SkCanvas* canvas, const SkPath& path) { canvas->clear(0xFFFFFFFF); const SkRect& bounds = path.getBounds(); if (bounds.isEmpty()) { return; } SkAutoCanvasRestore acr(canvas, true); xlate_and_scale_to_bounds(canvas, bounds); SkPaint p; p.setColor(SK_ColorBLACK); p.setStyle(SkPaint::kStroke_Style); canvas->drawPath(path, p); } void render_bitmap(SkCanvas* canvas, const SkBitmap& input, const SkRect* srcRect = nullptr) { const SkISize& size = canvas->getDeviceSize(); SkScalar xScale = SkIntToScalar(size.fWidth-2) / input.width(); SkScalar yScale = SkIntToScalar(size.fHeight-2) / input.height(); if (input.width() > input.height()) { yScale *= input.height() / (float) input.width(); } else { xScale *= input.width() / (float) input.height(); } SkRect dst = SkRect::MakeXYWH(SK_Scalar1, SK_Scalar1, xScale * input.width(), yScale * input.height()); static const int kNumBlocks = 8; canvas->clear(0xFFFFFFFF); SkISize block = { canvas->imageInfo().width()/kNumBlocks, canvas->imageInfo().height()/kNumBlocks }; for (int y = 0; y < kNumBlocks; ++y) { for (int x = 0; x < kNumBlocks; ++x) { SkPaint paint; paint.setColor((x+y)%2 ? SK_ColorLTGRAY : SK_ColorDKGRAY); SkRect r = SkRect::MakeXYWH(SkIntToScalar(x*block.width()), SkIntToScalar(y*block.height()), SkIntToScalar(block.width()), SkIntToScalar(block.height())); canvas->drawRect(r, paint); } } canvas->drawBitmapRect(input, dst, nullptr); if (srcRect) { SkRect r = SkRect::MakeLTRB(srcRect->fLeft * xScale + SK_Scalar1, srcRect->fTop * yScale + SK_Scalar1, srcRect->fRight * xScale + SK_Scalar1, srcRect->fBottom * yScale + SK_Scalar1); SkPaint p; p.setColor(SK_ColorRED); p.setStyle(SkPaint::kStroke_Style); canvas->drawRect(r, p); } } void render_rrect(SkCanvas* canvas, const SkRRect& rrect) { canvas->clear(0xFFFFFFFF); canvas->save(); const SkRect& bounds = rrect.getBounds(); xlate_and_scale_to_bounds(canvas, bounds); SkPaint p; p.setColor(SK_ColorBLACK); p.setStyle(SkPaint::kStroke_Style); canvas->drawRRect(rrect, p); canvas->restore(); } void render_drrect(SkCanvas* canvas, const SkRRect& outer, const SkRRect& inner) { canvas->clear(0xFFFFFFFF); canvas->save(); const SkRect& bounds = outer.getBounds(); xlate_and_scale_to_bounds(canvas, bounds); SkPaint p; p.setColor(SK_ColorBLACK); p.setStyle(SkPaint::kStroke_Style); canvas->drawDRRect(outer, inner, p); canvas->restore(); } }; static Json::Value make_json_point(const SkPoint& point) { Json::Value result(Json::arrayValue); result.append(Json::Value(point.x())); result.append(Json::Value(point.y())); return result; } static Json::Value make_json_point(SkScalar x, SkScalar y) { Json::Value result(Json::arrayValue); result.append(Json::Value(x)); result.append(Json::Value(y)); return result; } static Json::Value make_json_rect(const SkRect& rect) { Json::Value result(Json::arrayValue); result.append(Json::Value(rect.left())); result.append(Json::Value(rect.top())); result.append(Json::Value(rect.right())); result.append(Json::Value(rect.bottom())); return result; } static Json::Value make_json_irect(const SkIRect& rect) { Json::Value result(Json::arrayValue); result.append(Json::Value(rect.left())); result.append(Json::Value(rect.top())); result.append(Json::Value(rect.right())); result.append(Json::Value(rect.bottom())); return result; } static Json::Value make_json_rrect(const SkRRect& rrect) { Json::Value result(Json::arrayValue); result.append(make_json_rect(rrect.rect())); result.append(make_json_point(rrect.radii(SkRRect::kUpperLeft_Corner))); result.append(make_json_point(rrect.radii(SkRRect::kUpperRight_Corner))); result.append(make_json_point(rrect.radii(SkRRect::kLowerRight_Corner))); result.append(make_json_point(rrect.radii(SkRRect::kLowerLeft_Corner))); return result; } static Json::Value make_json_matrix(const SkMatrix& matrix) { Json::Value result(Json::arrayValue); Json::Value row1(Json::arrayValue); row1.append(Json::Value(matrix[0])); row1.append(Json::Value(matrix[1])); row1.append(Json::Value(matrix[2])); result.append(row1); Json::Value row2(Json::arrayValue); row2.append(Json::Value(matrix[3])); row2.append(Json::Value(matrix[4])); row2.append(Json::Value(matrix[5])); result.append(row2); Json::Value row3(Json::arrayValue); row3.append(Json::Value(matrix[6])); row3.append(Json::Value(matrix[7])); row3.append(Json::Value(matrix[8])); result.append(row3); return result; } static Json::Value make_json_path(const SkPath& path) { Json::Value result(Json::objectValue); switch (path.getFillType()) { case SkPath::kWinding_FillType: result[SKDEBUGCANVAS_ATTRIBUTE_FILLTYPE] = SKDEBUGCANVAS_FILLTYPE_WINDING; break; case SkPath::kEvenOdd_FillType: result[SKDEBUGCANVAS_ATTRIBUTE_FILLTYPE] = SKDEBUGCANVAS_FILLTYPE_EVENODD; break; case SkPath::kInverseWinding_FillType: result[SKDEBUGCANVAS_ATTRIBUTE_FILLTYPE] = SKDEBUGCANVAS_FILLTYPE_INVERSEWINDING; break; case SkPath::kInverseEvenOdd_FillType: result[SKDEBUGCANVAS_ATTRIBUTE_FILLTYPE] = SKDEBUGCANVAS_FILLTYPE_INVERSEEVENODD; break; } Json::Value verbs(Json::arrayValue); SkPath::Iter iter(path, false); SkPoint pts[4]; SkPath::Verb verb; while ((verb = iter.next(pts)) != SkPath::kDone_Verb) { switch (verb) { case SkPath::kLine_Verb: { Json::Value line(Json::objectValue); line[SKDEBUGCANVAS_VERB_LINE] = make_json_point(pts[1]); verbs.append(line); break; } case SkPath::kQuad_Verb: { Json::Value quad(Json::objectValue); Json::Value coords(Json::arrayValue); coords.append(make_json_point(pts[1])); coords.append(make_json_point(pts[2])); quad[SKDEBUGCANVAS_VERB_QUAD] = coords; verbs.append(quad); break; } case SkPath::kCubic_Verb: { Json::Value cubic(Json::objectValue); Json::Value coords(Json::arrayValue); coords.append(make_json_point(pts[1])); coords.append(make_json_point(pts[2])); coords.append(make_json_point(pts[3])); cubic[SKDEBUGCANVAS_VERB_CUBIC] = coords; verbs.append(cubic); break; } case SkPath::kConic_Verb: { Json::Value conic(Json::objectValue); Json::Value coords(Json::arrayValue); coords.append(make_json_point(pts[1])); coords.append(make_json_point(pts[2])); coords.append(Json::Value(iter.conicWeight())); conic[SKDEBUGCANVAS_VERB_CONIC] = coords; verbs.append(conic); break; } case SkPath::kMove_Verb: { Json::Value move(Json::objectValue); move[SKDEBUGCANVAS_VERB_MOVE] = make_json_point(pts[0]); verbs.append(move); break; } case SkPath::kClose_Verb: verbs.append(Json::Value(SKDEBUGCANVAS_VERB_CLOSE)); break; case SkPath::kDone_Verb: break; } } result[SKDEBUGCANVAS_ATTRIBUTE_VERBS] = verbs; return result; } static Json::Value make_json_region(const SkRegion& region) { return Json::Value(""); } static Json::Value make_json_regionop(SkRegion::Op op) { switch (op) { case SkRegion::kDifference_Op: return Json::Value(SKDEBUGCANVAS_REGIONOP_DIFFERENCE); case SkRegion::kIntersect_Op: return Json::Value(SKDEBUGCANVAS_REGIONOP_INTERSECT); case SkRegion::kUnion_Op: return Json::Value(SKDEBUGCANVAS_REGIONOP_UNION); case SkRegion::kXOR_Op: return Json::Value(SKDEBUGCANVAS_REGIONOP_XOR); case SkRegion::kReverseDifference_Op: return Json::Value(SKDEBUGCANVAS_REGIONOP_REVERSE_DIFFERENCE); case SkRegion::kReplace_Op: return Json::Value(SKDEBUGCANVAS_REGIONOP_REPLACE); default: SkASSERT(false); return Json::Value(""); }; } static Json::Value make_json_pointmode(SkCanvas::PointMode mode) { switch (mode) { case SkCanvas::kPoints_PointMode: return Json::Value(SKDEBUGCANVAS_POINTMODE_POINTS); case SkCanvas::kLines_PointMode: return Json::Value(SKDEBUGCANVAS_POINTMODE_LINES); case SkCanvas::kPolygon_PointMode: return Json::Value(SKDEBUGCANVAS_POINTMODE_POLYGON); default: SkASSERT(false); return Json::Value(""); }; } void store_scalar(Json::Value* target, const char* key, SkScalar value, SkScalar defaultValue) { if (value != defaultValue) { (*target)[key] = Json::Value(value); } } void store_bool(Json::Value* target, const char* key, bool value, bool defaultValue) { if (value != defaultValue) { (*target)[key] = Json::Value(value); } } static void encode_data(const void* data, size_t count, Json::Value* target) { // just use a brain-dead JSON array for now, switch to base64 or something else smarter down the // road for (size_t i = 0; i < count; i++) { target->append(((const uint8_t*)data)[i]); } } static void flatten(const SkFlattenable* flattenable, Json::Value* target, bool sendBinaries) { if (sendBinaries) { SkWriteBuffer buffer; flattenable->flatten(buffer); void* data = sk_malloc_throw(buffer.bytesWritten()); buffer.writeToMemory(data); Json::Value bytes; encode_data(data, buffer.bytesWritten(), &bytes); Json::Value jsonFlattenable; jsonFlattenable[SKDEBUGCANVAS_ATTRIBUTE_NAME] = Json::Value(flattenable->getTypeName()); jsonFlattenable[SKDEBUGCANVAS_ATTRIBUTE_BYTES] = bytes; (*target) = jsonFlattenable; sk_free(data); } else { (*target)[SKDEBUGCANVAS_ATTRIBUTE_DESCRIPTION] = Json::Value(flattenable->getTypeName()); } } static bool SK_WARN_UNUSED_RESULT flatten(const SkImage& image, Json::Value* target, bool sendBinaries) { if (sendBinaries) { SkData* encoded = image.encode(SkImageEncoder::kPNG_Type, 100); if (encoded == nullptr) { // PNG encode doesn't necessarily support all color formats, convert to a different // format size_t rowBytes = 4 * image.width(); void* buffer = sk_malloc_throw(rowBytes * image.height()); SkImageInfo dstInfo = SkImageInfo::Make(image.width(), image.height(), kN32_SkColorType, kPremul_SkAlphaType); if (!image.readPixels(dstInfo, buffer, rowBytes, 0, 0)) { SkDebugf("readPixels failed\n"); return false; } SkImage* converted = SkImage::NewRasterCopy(dstInfo, buffer, rowBytes); encoded = converted->encode(SkImageEncoder::kPNG_Type, 100); if (encoded == nullptr) { SkDebugf("image encode failed\n"); return false; } sk_free(converted); sk_free(buffer); } Json::Value bytes; encode_data(encoded->data(), encoded->size(), &bytes); (*target)[SKDEBUGCANVAS_ATTRIBUTE_BYTES] = bytes; encoded->unref(); } else { SkString description = SkStringPrintf("%dx%d pixel image", image.width(), image.height()); (*target)[SKDEBUGCANVAS_ATTRIBUTE_DESCRIPTION] = Json::Value(description.c_str()); } return true; } static const char* color_type_name(SkColorType colorType) { switch (colorType) { case kARGB_4444_SkColorType: return SKDEBUGCANVAS_COLORTYPE_ARGB4444; case kRGBA_8888_SkColorType: return SKDEBUGCANVAS_COLORTYPE_RGBA8888; case kBGRA_8888_SkColorType: return SKDEBUGCANVAS_COLORTYPE_BGRA8888; case kRGB_565_SkColorType: return SKDEBUGCANVAS_COLORTYPE_565; case kGray_8_SkColorType: return SKDEBUGCANVAS_COLORTYPE_GRAY8; case kIndex_8_SkColorType: return SKDEBUGCANVAS_COLORTYPE_INDEX8; case kAlpha_8_SkColorType: return SKDEBUGCANVAS_COLORTYPE_ALPHA8; default: SkASSERT(false); return SKDEBUGCANVAS_COLORTYPE_RGBA8888; } } static const char* alpha_type_name(SkAlphaType alphaType) { switch (alphaType) { case kOpaque_SkAlphaType: return SKDEBUGCANVAS_ALPHATYPE_OPAQUE; case kPremul_SkAlphaType: return SKDEBUGCANVAS_ALPHATYPE_PREMUL; case kUnpremul_SkAlphaType: return SKDEBUGCANVAS_ALPHATYPE_UNPREMUL; default: SkASSERT(false); return SKDEBUGCANVAS_ALPHATYPE_OPAQUE; } } // note that the caller is responsible for freeing the pointer static Json::ArrayIndex decode_data(Json::Value bytes, void** target) { Json::ArrayIndex size = bytes.size(); *target = sk_malloc_throw(size); for (Json::ArrayIndex i = 0; i < size; i++) { ((uint8_t*) *target)[i] = bytes[i].asInt(); } return size; } static SkFlattenable* load_flattenable(Json::Value jsonFlattenable) { if (!jsonFlattenable.isMember(SKDEBUGCANVAS_ATTRIBUTE_NAME)) { return nullptr; } const char* name = jsonFlattenable[SKDEBUGCANVAS_ATTRIBUTE_NAME].asCString(); SkFlattenable::Factory factory = SkFlattenable::NameToFactory(name); if (factory == nullptr) { SkDebugf("no factory for loading '%s'\n", name); return nullptr; } void* data; int size = decode_data(jsonFlattenable[SKDEBUGCANVAS_ATTRIBUTE_BYTES], &data); SkValidatingReadBuffer buffer(data, size); SkFlattenable* result = factory(buffer); sk_free(data); if (!buffer.isValid()) { SkDebugf("invalid buffer loading flattenable\n"); return nullptr; } return result; } static SkColorType colortype_from_name(const char* name) { if (!strcmp(name, SKDEBUGCANVAS_COLORTYPE_ARGB4444)) { return kARGB_4444_SkColorType; } else if (!strcmp(name, SKDEBUGCANVAS_COLORTYPE_RGBA8888)) { return kRGBA_8888_SkColorType; } else if (!strcmp(name, SKDEBUGCANVAS_COLORTYPE_BGRA8888)) { return kBGRA_8888_SkColorType; } else if (!strcmp(name, SKDEBUGCANVAS_COLORTYPE_565)) { return kRGB_565_SkColorType; } else if (!strcmp(name, SKDEBUGCANVAS_COLORTYPE_GRAY8)) { return kGray_8_SkColorType; } else if (!strcmp(name, SKDEBUGCANVAS_COLORTYPE_INDEX8)) { return kIndex_8_SkColorType; } else if (!strcmp(name, SKDEBUGCANVAS_COLORTYPE_ALPHA8)) { return kAlpha_8_SkColorType; } SkASSERT(false); return kN32_SkColorType; } static SkBitmap* convert_colortype(SkBitmap* bitmap, SkColorType colorType) { if (bitmap->colorType() == colorType ) { return bitmap; } SkBitmap* dst = new SkBitmap(); if (bitmap->copyTo(dst, colorType)) { delete bitmap; return dst; } SkASSERT(false); delete dst; return bitmap; } // caller is responsible for freeing return value static SkBitmap* load_bitmap(const Json::Value& jsonBitmap) { if (!jsonBitmap.isMember(SKDEBUGCANVAS_ATTRIBUTE_BYTES)) { SkDebugf("invalid bitmap\n"); return nullptr; } void* data; int size = decode_data(jsonBitmap[SKDEBUGCANVAS_ATTRIBUTE_BYTES], &data); SkMemoryStream stream(data, size); SkImageDecoder* decoder = SkImageDecoder::Factory(&stream); SkBitmap* bitmap = new SkBitmap(); SkImageDecoder::Result result = decoder->decode(&stream, bitmap, SkImageDecoder::kDecodePixels_Mode); sk_free(decoder); if (result != SkImageDecoder::kFailure) { sk_free(data); if (jsonBitmap.isMember(SKDEBUGCANVAS_ATTRIBUTE_COLOR)) { const char* ctName = jsonBitmap[SKDEBUGCANVAS_ATTRIBUTE_COLOR].asCString(); SkColorType ct = colortype_from_name(ctName); if (ct != kIndex_8_SkColorType) { bitmap = convert_colortype(bitmap, ct); } } return bitmap; } SkDebugf("image decode failed\n"); sk_free(data); return nullptr; } static SkImage* load_image(const Json::Value& jsonImage) { SkBitmap* bitmap = load_bitmap(jsonImage); if (bitmap == nullptr) { return nullptr; } SkImage* result = SkImage::NewFromBitmap(*bitmap); delete bitmap; return result; } static bool SK_WARN_UNUSED_RESULT flatten(const SkBitmap& bitmap, Json::Value* target, bool sendBinaries) { bitmap.lockPixels(); SkAutoTUnref image(SkImage::NewFromBitmap(bitmap)); bitmap.unlockPixels(); (*target)[SKDEBUGCANVAS_ATTRIBUTE_COLOR] = Json::Value(color_type_name(bitmap.colorType())); (*target)[SKDEBUGCANVAS_ATTRIBUTE_ALPHA] = Json::Value(alpha_type_name(bitmap.alphaType())); bool success = flatten(*image, target, sendBinaries); return success; } static void apply_paint_color(const SkPaint& paint, Json::Value* target) { SkColor color = paint.getColor(); if (color != SK_ColorBLACK) { Json::Value colorValue(Json::arrayValue); colorValue.append(Json::Value(SkColorGetA(color))); colorValue.append(Json::Value(SkColorGetR(color))); colorValue.append(Json::Value(SkColorGetG(color))); colorValue.append(Json::Value(SkColorGetB(color))); (*target)[SKDEBUGCANVAS_ATTRIBUTE_COLOR] = colorValue;; } } static void apply_paint_style(const SkPaint& paint, Json::Value* target) { SkPaint::Style style = paint.getStyle(); if (style != SkPaint::kFill_Style) { switch (style) { case SkPaint::kStroke_Style: { Json::Value stroke(SKDEBUGCANVAS_STYLE_STROKE); (*target)[SKDEBUGCANVAS_ATTRIBUTE_STYLE] = stroke; break; } case SkPaint::kStrokeAndFill_Style: { Json::Value strokeAndFill(SKDEBUGCANVAS_STYLE_STROKEANDFILL); (*target)[SKDEBUGCANVAS_ATTRIBUTE_STYLE] = strokeAndFill; break; } default: SkASSERT(false); } } } static void apply_paint_cap(const SkPaint& paint, Json::Value* target) { SkPaint::Cap cap = paint.getStrokeCap(); if (cap != SkPaint::kDefault_Cap) { switch (cap) { case SkPaint::kButt_Cap: { (*target)[SKDEBUGCANVAS_ATTRIBUTE_CAP] = Json::Value(SKDEBUGCANVAS_CAP_BUTT); break; } case SkPaint::kRound_Cap: { (*target)[SKDEBUGCANVAS_ATTRIBUTE_CAP] = Json::Value(SKDEBUGCANVAS_CAP_ROUND); break; } case SkPaint::kSquare_Cap: { (*target)[SKDEBUGCANVAS_ATTRIBUTE_CAP] = Json::Value(SKDEBUGCANVAS_CAP_SQUARE); break; } default: SkASSERT(false); } } } static void apply_paint_maskfilter(const SkPaint& paint, Json::Value* target, bool sendBinaries) { SkMaskFilter* maskFilter = paint.getMaskFilter(); if (maskFilter != nullptr) { SkMaskFilter::BlurRec blurRec; if (maskFilter->asABlur(&blurRec)) { Json::Value blur(Json::objectValue); blur[SKDEBUGCANVAS_ATTRIBUTE_SIGMA] = Json::Value(blurRec.fSigma); switch (blurRec.fStyle) { case SkBlurStyle::kNormal_SkBlurStyle: blur[SKDEBUGCANVAS_ATTRIBUTE_STYLE] = Json::Value(SKDEBUGCANVAS_BLURSTYLE_NORMAL); break; case SkBlurStyle::kSolid_SkBlurStyle: blur[SKDEBUGCANVAS_ATTRIBUTE_STYLE] = Json::Value(SKDEBUGCANVAS_BLURSTYLE_SOLID); break; case SkBlurStyle::kOuter_SkBlurStyle: blur[SKDEBUGCANVAS_ATTRIBUTE_STYLE] = Json::Value(SKDEBUGCANVAS_BLURSTYLE_OUTER); break; case SkBlurStyle::kInner_SkBlurStyle: blur[SKDEBUGCANVAS_ATTRIBUTE_STYLE] = Json::Value(SKDEBUGCANVAS_BLURSTYLE_INNER); break; default: SkASSERT(false); } switch (blurRec.fQuality) { case SkBlurQuality::kLow_SkBlurQuality: blur[SKDEBUGCANVAS_ATTRIBUTE_QUALITY] = Json::Value(SKDEBUGCANVAS_BLURQUALITY_LOW); break; case SkBlurQuality::kHigh_SkBlurQuality: blur[SKDEBUGCANVAS_ATTRIBUTE_QUALITY] = Json::Value(SKDEBUGCANVAS_BLURQUALITY_HIGH); break; default: SkASSERT(false); } (*target)[SKDEBUGCANVAS_ATTRIBUTE_BLUR] = blur; } else { Json::Value jsonMaskFilter; flatten(maskFilter, &jsonMaskFilter, sendBinaries); (*target)[SKDEBUGCANVAS_ATTRIBUTE_MASKFILTER] = jsonMaskFilter; } } } static void apply_paint_patheffect(const SkPaint& paint, Json::Value* target, bool sendBinaries) { SkPathEffect* pathEffect = paint.getPathEffect(); if (pathEffect != nullptr) { SkPathEffect::DashInfo dashInfo; SkPathEffect::DashType dashType = pathEffect->asADash(&dashInfo); if (dashType == SkPathEffect::kDash_DashType) { dashInfo.fIntervals = (SkScalar*) sk_malloc_throw(dashInfo.fCount * sizeof(SkScalar)); pathEffect->asADash(&dashInfo); Json::Value dashing(Json::objectValue); Json::Value intervals(Json::arrayValue); for (int32_t i = 0; i < dashInfo.fCount; i++) { intervals.append(Json::Value(dashInfo.fIntervals[i])); } sk_free(dashInfo.fIntervals); dashing[SKDEBUGCANVAS_ATTRIBUTE_INTERVALS] = intervals; dashing[SKDEBUGCANVAS_ATTRIBUTE_PHASE] = dashInfo.fPhase; (*target)[SKDEBUGCANVAS_ATTRIBUTE_DASHING] = dashing; } else { Json::Value jsonPathEffect; flatten(pathEffect, &jsonPathEffect, sendBinaries); (*target)[SKDEBUGCANVAS_ATTRIBUTE_PATHEFFECT] = jsonPathEffect; } } } static void apply_paint_textalign(const SkPaint& paint, Json::Value* target) { SkPaint::Align textAlign = paint.getTextAlign(); if (textAlign != SkPaint::kLeft_Align) { switch (textAlign) { case SkPaint::kCenter_Align: { (*target)[SKDEBUGCANVAS_ATTRIBUTE_TEXTALIGN] = SKDEBUGCANVAS_ALIGN_CENTER; break; } case SkPaint::kRight_Align: { (*target)[SKDEBUGCANVAS_ATTRIBUTE_TEXTALIGN] = SKDEBUGCANVAS_ALIGN_RIGHT; break; } default: SkASSERT(false); } } } static void apply_paint_typeface(const SkPaint& paint, Json::Value* target, bool sendBinaries) { SkTypeface* typeface = paint.getTypeface(); if (typeface != nullptr) { if (sendBinaries) { Json::Value jsonTypeface; SkDynamicMemoryWStream buffer; typeface->serialize(&buffer); void* data = sk_malloc_throw(buffer.bytesWritten()); buffer.copyTo(data); Json::Value bytes; encode_data(data, buffer.bytesWritten(), &bytes); jsonTypeface[SKDEBUGCANVAS_ATTRIBUTE_BYTES] = bytes; sk_free(data); (*target)[SKDEBUGCANVAS_ATTRIBUTE_TYPEFACE] = jsonTypeface; } } } static void apply_paint_shader(const SkPaint& paint, Json::Value* target, bool sendBinaries) { SkFlattenable* shader = paint.getShader(); if (shader != nullptr) { Json::Value jsonShader; flatten(shader, &jsonShader, sendBinaries); (*target)[SKDEBUGCANVAS_ATTRIBUTE_SHADER] = jsonShader; } } static void apply_paint_xfermode(const SkPaint& paint, Json::Value* target, bool sendBinaries) { SkFlattenable* xfermode = paint.getXfermode(); if (xfermode != nullptr) { Json::Value jsonXfermode; flatten(xfermode, &jsonXfermode, sendBinaries); (*target)[SKDEBUGCANVAS_ATTRIBUTE_XFERMODE] = jsonXfermode; } } static void apply_paint_imagefilter(const SkPaint& paint, Json::Value* target, bool sendBinaries) { SkFlattenable* imageFilter = paint.getImageFilter(); if (imageFilter != nullptr) { Json::Value jsonImageFilter; flatten(imageFilter, &jsonImageFilter, sendBinaries); (*target)[SKDEBUGCANVAS_ATTRIBUTE_IMAGEFILTER] = jsonImageFilter; } } static void apply_paint_colorfilter(const SkPaint& paint, Json::Value* target, bool sendBinaries) { SkFlattenable* colorFilter = paint.getColorFilter(); if (colorFilter != nullptr) { Json::Value jsonColorFilter; flatten(colorFilter, &jsonColorFilter, sendBinaries); (*target)[SKDEBUGCANVAS_ATTRIBUTE_COLORFILTER] = jsonColorFilter; } } Json::Value make_json_paint(const SkPaint& paint, bool sendBinaries) { Json::Value result(Json::objectValue); store_scalar(&result, SKDEBUGCANVAS_ATTRIBUTE_STROKEWIDTH, paint.getStrokeWidth(), 0.0f); store_scalar(&result, SKDEBUGCANVAS_ATTRIBUTE_STROKEMITER, paint.getStrokeMiter(), SkPaintDefaults_MiterLimit); store_bool(&result, SKDEBUGCANVAS_ATTRIBUTE_ANTIALIAS, paint.isAntiAlias(), false); store_scalar(&result, SKDEBUGCANVAS_ATTRIBUTE_TEXTSIZE, paint.getTextSize(), SkPaintDefaults_TextSize); store_scalar(&result, SKDEBUGCANVAS_ATTRIBUTE_TEXTSCALEX, paint.getTextScaleX(), SK_Scalar1); store_scalar(&result, SKDEBUGCANVAS_ATTRIBUTE_TEXTSCALEX, paint.getTextSkewX(), 0.0f); apply_paint_color(paint, &result); apply_paint_style(paint, &result); apply_paint_cap(paint, &result); apply_paint_textalign(paint, &result); apply_paint_patheffect(paint, &result, sendBinaries); apply_paint_maskfilter(paint, &result, sendBinaries); apply_paint_shader(paint, &result, sendBinaries); apply_paint_xfermode(paint, &result, sendBinaries); apply_paint_imagefilter(paint, &result, sendBinaries); apply_paint_colorfilter(paint, &result, sendBinaries); apply_paint_typeface(paint, &result, sendBinaries); return result; } static void extract_json_paint_color(Json::Value& jsonPaint, SkPaint* target) { if (jsonPaint.isMember(SKDEBUGCANVAS_ATTRIBUTE_COLOR)) { Json::Value color = jsonPaint[SKDEBUGCANVAS_ATTRIBUTE_COLOR]; target->setColor(SkColorSetARGB(color[0].asInt(), color[1].asInt(), color[2].asInt(), color[3].asInt())); } } static void extract_json_paint_shader(Json::Value& jsonPaint, SkPaint* target) { if (jsonPaint.isMember(SKDEBUGCANVAS_ATTRIBUTE_SHADER)) { Json::Value jsonShader = jsonPaint[SKDEBUGCANVAS_ATTRIBUTE_SHADER]; SkShader* shader = (SkShader*) load_flattenable(jsonShader); if (shader != nullptr) { target->setShader(shader); shader->unref(); } } } static void extract_json_paint_patheffect(Json::Value& jsonPaint, SkPaint* target) { if (jsonPaint.isMember(SKDEBUGCANVAS_ATTRIBUTE_PATHEFFECT)) { Json::Value jsonPathEffect = jsonPaint[SKDEBUGCANVAS_ATTRIBUTE_PATHEFFECT]; SkPathEffect* pathEffect = (SkPathEffect*) load_flattenable(jsonPathEffect); if (pathEffect != nullptr) { target->setPathEffect(pathEffect); pathEffect->unref(); } } } static void extract_json_paint_maskfilter(Json::Value& jsonPaint, SkPaint* target) { if (jsonPaint.isMember(SKDEBUGCANVAS_ATTRIBUTE_MASKFILTER)) { Json::Value jsonMaskFilter = jsonPaint[SKDEBUGCANVAS_ATTRIBUTE_MASKFILTER]; SkMaskFilter* maskFilter = (SkMaskFilter*) load_flattenable(jsonMaskFilter); if (maskFilter != nullptr) { target->setMaskFilter(maskFilter); maskFilter->unref(); } } } static void extract_json_paint_colorfilter(Json::Value& jsonPaint, SkPaint* target) { if (jsonPaint.isMember(SKDEBUGCANVAS_ATTRIBUTE_COLORFILTER)) { Json::Value jsonColorFilter = jsonPaint[SKDEBUGCANVAS_ATTRIBUTE_COLORFILTER]; SkColorFilter* colorFilter = (SkColorFilter*) load_flattenable(jsonColorFilter); if (colorFilter != nullptr) { target->setColorFilter(colorFilter); colorFilter->unref(); } } } static void extract_json_paint_xfermode(Json::Value& jsonPaint, SkPaint* target) { if (jsonPaint.isMember(SKDEBUGCANVAS_ATTRIBUTE_XFERMODE)) { Json::Value jsonXfermode = jsonPaint[SKDEBUGCANVAS_ATTRIBUTE_XFERMODE]; SkXfermode* xfermode = (SkXfermode*) load_flattenable(jsonXfermode); if (xfermode != nullptr) { target->setXfermode(xfermode); xfermode->unref(); } } } static void extract_json_paint_imagefilter(Json::Value& jsonPaint, SkPaint* target) { if (jsonPaint.isMember(SKDEBUGCANVAS_ATTRIBUTE_IMAGEFILTER)) { Json::Value jsonImageFilter = jsonPaint[SKDEBUGCANVAS_ATTRIBUTE_IMAGEFILTER]; SkImageFilter* imageFilter = (SkImageFilter*) load_flattenable(jsonImageFilter); if (imageFilter != nullptr) { target->setImageFilter(imageFilter); imageFilter->unref(); } } } static void extract_json_paint_style(Json::Value& jsonPaint, SkPaint* target) { if (jsonPaint.isMember(SKDEBUGCANVAS_ATTRIBUTE_STYLE)) { const char* style = jsonPaint[SKDEBUGCANVAS_ATTRIBUTE_STYLE].asCString(); if (!strcmp(style, SKDEBUGCANVAS_STYLE_FILL)) { target->setStyle(SkPaint::kFill_Style); } else if (!strcmp(style, SKDEBUGCANVAS_STYLE_STROKE)) { target->setStyle(SkPaint::kStroke_Style); } else if (!strcmp(style, SKDEBUGCANVAS_STYLE_STROKEANDFILL)) { target->setStyle(SkPaint::kStrokeAndFill_Style); } } } static void extract_json_paint_strokewidth(Json::Value& jsonPaint, SkPaint* target) { if (jsonPaint.isMember(SKDEBUGCANVAS_ATTRIBUTE_STROKEWIDTH)) { float strokeWidth = jsonPaint[SKDEBUGCANVAS_ATTRIBUTE_STROKEWIDTH].asFloat(); target->setStrokeWidth(strokeWidth); } } static void extract_json_paint_strokemiter(Json::Value& jsonPaint, SkPaint* target) { if (jsonPaint.isMember(SKDEBUGCANVAS_ATTRIBUTE_STROKEMITER)) { float strokeMiter = jsonPaint[SKDEBUGCANVAS_ATTRIBUTE_STROKEMITER].asFloat(); target->setStrokeMiter(strokeMiter); } } static void extract_json_paint_cap(Json::Value& jsonPaint, SkPaint* target) { if (jsonPaint.isMember(SKDEBUGCANVAS_ATTRIBUTE_CAP)) { const char* cap = jsonPaint[SKDEBUGCANVAS_ATTRIBUTE_CAP].asCString(); if (!strcmp(cap, SKDEBUGCANVAS_CAP_BUTT)) { target->setStrokeCap(SkPaint::kButt_Cap); } else if (!strcmp(cap, SKDEBUGCANVAS_CAP_ROUND)) { target->setStrokeCap(SkPaint::kRound_Cap); } else if (!strcmp(cap, SKDEBUGCANVAS_CAP_SQUARE)) { target->setStrokeCap(SkPaint::kSquare_Cap); } } } static void extract_json_paint_antialias(Json::Value& jsonPaint, SkPaint* target) { if (jsonPaint.isMember(SKDEBUGCANVAS_ATTRIBUTE_ANTIALIAS)) { target->setAntiAlias(jsonPaint[SKDEBUGCANVAS_ATTRIBUTE_ANTIALIAS].asBool()); } } static void extract_json_paint_blur(Json::Value& jsonPaint, SkPaint* target) { if (jsonPaint.isMember(SKDEBUGCANVAS_ATTRIBUTE_BLUR)) { Json::Value blur = jsonPaint[SKDEBUGCANVAS_ATTRIBUTE_BLUR]; SkScalar sigma = blur[SKDEBUGCANVAS_ATTRIBUTE_SIGMA].asFloat(); SkBlurStyle style; const char* jsonStyle = blur[SKDEBUGCANVAS_ATTRIBUTE_STYLE].asCString(); if (!strcmp(jsonStyle, SKDEBUGCANVAS_BLURSTYLE_NORMAL)) { style = SkBlurStyle::kNormal_SkBlurStyle; } else if (!strcmp(jsonStyle, SKDEBUGCANVAS_BLURSTYLE_SOLID)) { style = SkBlurStyle::kSolid_SkBlurStyle; } else if (!strcmp(jsonStyle, SKDEBUGCANVAS_BLURSTYLE_OUTER)) { style = SkBlurStyle::kOuter_SkBlurStyle; } else if (!strcmp(jsonStyle, SKDEBUGCANVAS_BLURSTYLE_INNER)) { style = SkBlurStyle::kInner_SkBlurStyle; } else { SkASSERT(false); style = SkBlurStyle::kNormal_SkBlurStyle; } SkBlurMaskFilter::BlurFlags flags; const char* jsonQuality = blur[SKDEBUGCANVAS_ATTRIBUTE_QUALITY].asCString(); if (!strcmp(jsonQuality, SKDEBUGCANVAS_BLURQUALITY_LOW)) { flags = SkBlurMaskFilter::BlurFlags::kNone_BlurFlag; } else if (!strcmp(jsonQuality, SKDEBUGCANVAS_BLURQUALITY_HIGH)) { flags = SkBlurMaskFilter::BlurFlags::kHighQuality_BlurFlag; } else { SkASSERT(false); flags = SkBlurMaskFilter::BlurFlags::kNone_BlurFlag; } target->setMaskFilter(SkBlurMaskFilter::Create(style, sigma, flags)); } } static void extract_json_paint_dashing(Json::Value& jsonPaint, SkPaint* target) { if (jsonPaint.isMember(SKDEBUGCANVAS_ATTRIBUTE_DASHING)) { Json::Value dash = jsonPaint[SKDEBUGCANVAS_ATTRIBUTE_DASHING]; Json::Value jsonIntervals = dash[SKDEBUGCANVAS_ATTRIBUTE_INTERVALS]; Json::ArrayIndex count = jsonIntervals.size(); SkScalar* intervals = (SkScalar*) sk_malloc_throw(count * sizeof(SkScalar)); for (Json::ArrayIndex i = 0; i < count; i++) { intervals[i] = jsonIntervals[i].asFloat(); } SkScalar phase = dash[SKDEBUGCANVAS_ATTRIBUTE_PHASE].asFloat(); target->setPathEffect(SkDashPathEffect::Create(intervals, count, phase)); sk_free(intervals); } } static void extract_json_paint_textalign(Json::Value& jsonPaint, SkPaint* target) { if (jsonPaint.isMember(SKDEBUGCANVAS_ATTRIBUTE_TEXTALIGN)) { SkPaint::Align textAlign; const char* jsonAlign = jsonPaint[SKDEBUGCANVAS_ATTRIBUTE_TEXTALIGN].asCString(); if (!strcmp(jsonAlign, SKDEBUGCANVAS_ALIGN_LEFT)) { textAlign = SkPaint::kLeft_Align; } else if (!strcmp(jsonAlign, SKDEBUGCANVAS_ALIGN_CENTER)) { textAlign = SkPaint::kCenter_Align; } else if (!strcmp(jsonAlign, SKDEBUGCANVAS_ALIGN_RIGHT)) { textAlign = SkPaint::kRight_Align; } else { SkASSERT(false); textAlign = SkPaint::kLeft_Align; } target->setTextAlign(textAlign); } } static void extract_json_paint_textsize(Json::Value& jsonPaint, SkPaint* target) { if (jsonPaint.isMember(SKDEBUGCANVAS_ATTRIBUTE_TEXTSIZE)) { float textSize = jsonPaint[SKDEBUGCANVAS_ATTRIBUTE_TEXTSIZE].asFloat(); target->setTextSize(textSize); } } static void extract_json_paint_textscalex(Json::Value& jsonPaint, SkPaint* target) { if (jsonPaint.isMember(SKDEBUGCANVAS_ATTRIBUTE_TEXTSCALEX)) { float textScaleX = jsonPaint[SKDEBUGCANVAS_ATTRIBUTE_TEXTSCALEX].asFloat(); target->setTextScaleX(textScaleX); } } static void extract_json_paint_textskewx(Json::Value& jsonPaint, SkPaint* target) { if (jsonPaint.isMember(SKDEBUGCANVAS_ATTRIBUTE_TEXTSKEWX)) { float textSkewX = jsonPaint[SKDEBUGCANVAS_ATTRIBUTE_TEXTSKEWX].asFloat(); target->setTextSkewX(textSkewX); } } static void extract_json_paint_typeface(Json::Value& jsonPaint, SkPaint* target) { if (jsonPaint.isMember(SKDEBUGCANVAS_ATTRIBUTE_TYPEFACE)) { Json::Value jsonTypeface = jsonPaint[SKDEBUGCANVAS_ATTRIBUTE_TYPEFACE]; Json::Value bytes = jsonTypeface[SKDEBUGCANVAS_ATTRIBUTE_BYTES]; void* data; Json::ArrayIndex length = decode_data(bytes, &data); SkMemoryStream buffer(data, length); SkTypeface* typeface = SkTypeface::Deserialize(&buffer); sk_free(data); target->setTypeface(typeface); } } static void extract_json_paint(Json::Value& paint, SkPaint* result) { extract_json_paint_color(paint, result); extract_json_paint_shader(paint, result); extract_json_paint_patheffect(paint, result); extract_json_paint_maskfilter(paint, result); extract_json_paint_colorfilter(paint, result); extract_json_paint_xfermode(paint, result); extract_json_paint_imagefilter(paint, result); extract_json_paint_style(paint, result); extract_json_paint_strokewidth(paint, result); extract_json_paint_strokemiter(paint, result); extract_json_paint_cap(paint, result); extract_json_paint_antialias(paint, result); extract_json_paint_blur(paint, result); extract_json_paint_dashing(paint, result); extract_json_paint_textalign(paint, result); extract_json_paint_textsize(paint, result); extract_json_paint_textscalex(paint, result); extract_json_paint_textskewx(paint, result); extract_json_paint_typeface(paint, result); } static void extract_json_rect(Json::Value& rect, SkRect* result) { result->set(rect[0].asFloat(), rect[1].asFloat(), rect[2].asFloat(), rect[3].asFloat()); } static void extract_json_irect(Json::Value& rect, SkIRect* result) { result->set(rect[0].asInt(), rect[1].asInt(), rect[2].asInt(), rect[3].asInt()); } static void extract_json_rrect(Json::Value& rrect, SkRRect* result) { SkVector radii[4] = { { rrect[1][0].asFloat(), rrect[1][1].asFloat() }, { rrect[2][0].asFloat(), rrect[2][1].asFloat() }, { rrect[3][0].asFloat(), rrect[3][1].asFloat() }, { rrect[4][0].asFloat(), rrect[4][1].asFloat() } }; result->setRectRadii(SkRect::MakeLTRB(rrect[0][0].asFloat(), rrect[0][1].asFloat(), rrect[0][2].asFloat(), rrect[0][3].asFloat()), radii); } static void extract_json_matrix(Json::Value& matrix, SkMatrix* result) { SkScalar values[] = { matrix[0][0].asFloat(), matrix[0][1].asFloat(), matrix[0][2].asFloat(), matrix[1][0].asFloat(), matrix[1][1].asFloat(), matrix[1][2].asFloat(), matrix[2][0].asFloat(), matrix[2][1].asFloat(), matrix[2][2].asFloat() }; result->set9(values); } static void extract_json_path(Json::Value& path, SkPath* result) { const char* fillType = path[SKDEBUGCANVAS_ATTRIBUTE_FILLTYPE].asCString(); if (!strcmp(fillType, SKDEBUGCANVAS_FILLTYPE_WINDING)) { result->setFillType(SkPath::kWinding_FillType); } else if (!strcmp(fillType, SKDEBUGCANVAS_FILLTYPE_EVENODD)) { result->setFillType(SkPath::kEvenOdd_FillType); } else if (!strcmp(fillType, SKDEBUGCANVAS_FILLTYPE_INVERSEWINDING)) { result->setFillType(SkPath::kInverseWinding_FillType); } else if (!strcmp(fillType, SKDEBUGCANVAS_FILLTYPE_INVERSEEVENODD)) { result->setFillType(SkPath::kInverseEvenOdd_FillType); } Json::Value verbs = path[SKDEBUGCANVAS_ATTRIBUTE_VERBS]; for (Json::ArrayIndex i = 0; i < verbs.size(); i++) { Json::Value verb = verbs[i]; if (verb.isString()) { SkASSERT(!strcmp(verb.asCString(), SKDEBUGCANVAS_VERB_CLOSE)); result->close(); } else { if (verb.isMember(SKDEBUGCANVAS_VERB_MOVE)) { Json::Value move = verb[SKDEBUGCANVAS_VERB_MOVE]; result->moveTo(move[0].asFloat(), move[1].asFloat()); } else if (verb.isMember(SKDEBUGCANVAS_VERB_LINE)) { Json::Value line = verb[SKDEBUGCANVAS_VERB_LINE]; result->lineTo(line[0].asFloat(), line[1].asFloat()); } else if (verb.isMember(SKDEBUGCANVAS_VERB_QUAD)) { Json::Value quad = verb[SKDEBUGCANVAS_VERB_QUAD]; result->quadTo(quad[0][0].asFloat(), quad[0][1].asFloat(), quad[1][0].asFloat(), quad[1][1].asFloat()); } else if (verb.isMember(SKDEBUGCANVAS_VERB_CUBIC)) { Json::Value cubic = verb[SKDEBUGCANVAS_VERB_CUBIC]; result->cubicTo(cubic[0][0].asFloat(), cubic[0][1].asFloat(), cubic[1][0].asFloat(), cubic[1][1].asFloat(), cubic[2][0].asFloat(), cubic[2][1].asFloat()); } else if (verb.isMember(SKDEBUGCANVAS_VERB_CONIC)) { Json::Value conic = verb[SKDEBUGCANVAS_VERB_CONIC]; result->conicTo(conic[0][0].asFloat(), conic[0][1].asFloat(), conic[1][0].asFloat(), conic[1][1].asFloat(), conic[2].asFloat()); } else { SkASSERT(false); } } } } SkRegion::Op get_json_regionop(Json::Value& jsonOp) { const char* op = jsonOp.asCString(); if (!strcmp(op, SKDEBUGCANVAS_REGIONOP_DIFFERENCE)) { return SkRegion::kDifference_Op; } else if (!strcmp(op, SKDEBUGCANVAS_REGIONOP_INTERSECT)) { return SkRegion::kIntersect_Op; } else if (!strcmp(op, SKDEBUGCANVAS_REGIONOP_UNION)) { return SkRegion::kUnion_Op; } else if (!strcmp(op, SKDEBUGCANVAS_REGIONOP_XOR)) { return SkRegion::kXOR_Op; } else if (!strcmp(op, SKDEBUGCANVAS_REGIONOP_REVERSE_DIFFERENCE)) { return SkRegion::kReverseDifference_Op; } else if (!strcmp(op, SKDEBUGCANVAS_REGIONOP_REPLACE)) { return SkRegion::kReplace_Op; } SkASSERT(false); return SkRegion::kIntersect_Op; } SkClipPathCommand::SkClipPathCommand(const SkPath& path, SkRegion::Op op, bool doAA) : INHERITED(kClipPath_OpType) { fPath = path; fOp = op; fDoAA = doAA; fInfo.push(SkObjectParser::PathToString(path)); fInfo.push(SkObjectParser::RegionOpToString(op)); fInfo.push(SkObjectParser::BoolToString(doAA)); } void SkClipPathCommand::execute(SkCanvas* canvas) const { canvas->clipPath(fPath, fOp, fDoAA); } bool SkClipPathCommand::render(SkCanvas* canvas) const { render_path(canvas, fPath); return true; } Json::Value SkClipPathCommand::toJSON() const { Json::Value result = INHERITED::toJSON(); result[SKDEBUGCANVAS_ATTRIBUTE_PATH] = make_json_path(fPath); result[SKDEBUGCANVAS_ATTRIBUTE_REGIONOP] = make_json_regionop(fOp); result[SKDEBUGCANVAS_ATTRIBUTE_ANTIALIAS] = fDoAA; return result; } SkClipPathCommand* SkClipPathCommand::fromJSON(Json::Value& command) { SkPath path; extract_json_path(command[SKDEBUGCANVAS_ATTRIBUTE_PATH], &path); return new SkClipPathCommand(path, get_json_regionop(command[SKDEBUGCANVAS_ATTRIBUTE_REGIONOP]), command[SKDEBUGCANVAS_ATTRIBUTE_ANTIALIAS].asBool()); } SkClipRegionCommand::SkClipRegionCommand(const SkRegion& region, SkRegion::Op op) : INHERITED(kClipRegion_OpType) { fRegion = region; fOp = op; fInfo.push(SkObjectParser::RegionToString(region)); fInfo.push(SkObjectParser::RegionOpToString(op)); } void SkClipRegionCommand::execute(SkCanvas* canvas) const { canvas->clipRegion(fRegion, fOp); } Json::Value SkClipRegionCommand::toJSON() const { Json::Value result = INHERITED::toJSON(); result[SKDEBUGCANVAS_ATTRIBUTE_REGION] = make_json_region(fRegion); result[SKDEBUGCANVAS_ATTRIBUTE_REGIONOP] = make_json_regionop(fOp); return result; } SkClipRegionCommand* SkClipRegionCommand::fromJSON(Json::Value& command) { SkASSERT(false); return nullptr; } SkClipRectCommand::SkClipRectCommand(const SkRect& rect, SkRegion::Op op, bool doAA) : INHERITED(kClipRect_OpType) { fRect = rect; fOp = op; fDoAA = doAA; fInfo.push(SkObjectParser::RectToString(rect)); fInfo.push(SkObjectParser::RegionOpToString(op)); fInfo.push(SkObjectParser::BoolToString(doAA)); } void SkClipRectCommand::execute(SkCanvas* canvas) const { canvas->clipRect(fRect, fOp, fDoAA); } Json::Value SkClipRectCommand::toJSON() const { Json::Value result = INHERITED::toJSON(); result[SKDEBUGCANVAS_ATTRIBUTE_COORDS] = make_json_rect(fRect); result[SKDEBUGCANVAS_ATTRIBUTE_REGIONOP] = make_json_regionop(fOp); result[SKDEBUGCANVAS_ATTRIBUTE_ANTIALIAS] = Json::Value(fDoAA); return result; } SkClipRectCommand* SkClipRectCommand::fromJSON(Json::Value& command) { SkRect rect; extract_json_rect(command[SKDEBUGCANVAS_ATTRIBUTE_COORDS], &rect); return new SkClipRectCommand(rect, get_json_regionop(command[SKDEBUGCANVAS_ATTRIBUTE_REGIONOP]), command[SKDEBUGCANVAS_ATTRIBUTE_ANTIALIAS].asBool()); } SkClipRRectCommand::SkClipRRectCommand(const SkRRect& rrect, SkRegion::Op op, bool doAA) : INHERITED(kClipRRect_OpType) { fRRect = rrect; fOp = op; fDoAA = doAA; fInfo.push(SkObjectParser::RRectToString(rrect)); fInfo.push(SkObjectParser::RegionOpToString(op)); fInfo.push(SkObjectParser::BoolToString(doAA)); } void SkClipRRectCommand::execute(SkCanvas* canvas) const { canvas->clipRRect(fRRect, fOp, fDoAA); } bool SkClipRRectCommand::render(SkCanvas* canvas) const { render_rrect(canvas, fRRect); return true; } Json::Value SkClipRRectCommand::toJSON() const { Json::Value result = INHERITED::toJSON(); result[SKDEBUGCANVAS_ATTRIBUTE_COORDS] = make_json_rrect(fRRect); result[SKDEBUGCANVAS_ATTRIBUTE_REGIONOP] = make_json_regionop(fOp); result[SKDEBUGCANVAS_ATTRIBUTE_ANTIALIAS] = Json::Value(fDoAA); return result; } SkClipRRectCommand* SkClipRRectCommand::fromJSON(Json::Value& command) { SkRRect rrect; extract_json_rrect(command[SKDEBUGCANVAS_ATTRIBUTE_COORDS], &rrect); return new SkClipRRectCommand(rrect, get_json_regionop(command[SKDEBUGCANVAS_ATTRIBUTE_REGIONOP]), command[SKDEBUGCANVAS_ATTRIBUTE_ANTIALIAS].asBool()); } SkConcatCommand::SkConcatCommand(const SkMatrix& matrix) : INHERITED(kConcat_OpType) { fMatrix = matrix; fInfo.push(SkObjectParser::MatrixToString(matrix)); } void SkConcatCommand::execute(SkCanvas* canvas) const { canvas->concat(fMatrix); } Json::Value SkConcatCommand::toJSON() const { Json::Value result = INHERITED::toJSON(); result[SKDEBUGCANVAS_ATTRIBUTE_MATRIX] = make_json_matrix(fMatrix); return result; } SkConcatCommand* SkConcatCommand::fromJSON(Json::Value& command) { SkMatrix matrix; extract_json_matrix(command[SKDEBUGCANVAS_ATTRIBUTE_MATRIX], &matrix); return new SkConcatCommand(matrix); } SkDrawBitmapCommand::SkDrawBitmapCommand(const SkBitmap& bitmap, SkScalar left, SkScalar top, const SkPaint* paint) : INHERITED(kDrawBitmap_OpType) { fBitmap = bitmap; fLeft = left; fTop = top; if (paint) { fPaint = *paint; fPaintPtr = &fPaint; } else { fPaintPtr = nullptr; } fInfo.push(SkObjectParser::BitmapToString(bitmap)); fInfo.push(SkObjectParser::ScalarToString(left, "SkScalar left: ")); fInfo.push(SkObjectParser::ScalarToString(top, "SkScalar top: ")); if (paint) { fInfo.push(SkObjectParser::PaintToString(*paint)); } } void SkDrawBitmapCommand::execute(SkCanvas* canvas) const { canvas->drawBitmap(fBitmap, fLeft, fTop, fPaintPtr); } bool SkDrawBitmapCommand::render(SkCanvas* canvas) const { render_bitmap(canvas, fBitmap); return true; } Json::Value SkDrawBitmapCommand::toJSON() const { Json::Value result = INHERITED::toJSON(); Json::Value encoded; if (flatten(fBitmap, &encoded, SKDEBUGCANVAS_SEND_BINARIES)) { Json::Value command(Json::objectValue); result[SKDEBUGCANVAS_ATTRIBUTE_BITMAP] = encoded; result[SKDEBUGCANVAS_ATTRIBUTE_COORDS] = make_json_point(fLeft, fTop); if (fPaintPtr != nullptr) { result[SKDEBUGCANVAS_ATTRIBUTE_PAINT] = make_json_paint(*fPaintPtr, SKDEBUGCANVAS_SEND_BINARIES); } } return result; } SkDrawBitmapCommand* SkDrawBitmapCommand::fromJSON(Json::Value& command) { SkBitmap* bitmap = load_bitmap(command[SKDEBUGCANVAS_ATTRIBUTE_BITMAP]); if (bitmap == nullptr) { return nullptr; } Json::Value point = command[SKDEBUGCANVAS_ATTRIBUTE_COORDS]; SkPaint* paintPtr; SkPaint paint; if (command.isMember(SKDEBUGCANVAS_ATTRIBUTE_PAINT)) { extract_json_paint(command[SKDEBUGCANVAS_ATTRIBUTE_PAINT], &paint); paintPtr = &paint; } else { paintPtr = nullptr; } SkDrawBitmapCommand* result = new SkDrawBitmapCommand(*bitmap, point[0].asFloat(), point[1].asFloat(), paintPtr); delete bitmap; return result; } SkDrawBitmapNineCommand::SkDrawBitmapNineCommand(const SkBitmap& bitmap, const SkIRect& center, const SkRect& dst, const SkPaint* paint) : INHERITED(kDrawBitmapNine_OpType) { fBitmap = bitmap; fCenter = center; fDst = dst; if (paint) { fPaint = *paint; fPaintPtr = &fPaint; } else { fPaintPtr = nullptr; } fInfo.push(SkObjectParser::BitmapToString(bitmap)); fInfo.push(SkObjectParser::IRectToString(center)); fInfo.push(SkObjectParser::RectToString(dst, "Dst: ")); if (paint) { fInfo.push(SkObjectParser::PaintToString(*paint)); } } void SkDrawBitmapNineCommand::execute(SkCanvas* canvas) const { canvas->drawBitmapNine(fBitmap, fCenter, fDst, fPaintPtr); } bool SkDrawBitmapNineCommand::render(SkCanvas* canvas) const { SkRect tmp = SkRect::Make(fCenter); render_bitmap(canvas, fBitmap, &tmp); return true; } Json::Value SkDrawBitmapNineCommand::toJSON() const { Json::Value result = INHERITED::toJSON(); Json::Value encoded; if (flatten(fBitmap, &encoded, SKDEBUGCANVAS_SEND_BINARIES)) { result[SKDEBUGCANVAS_ATTRIBUTE_BITMAP] = encoded; result[SKDEBUGCANVAS_ATTRIBUTE_CENTER] = make_json_irect(fCenter); result[SKDEBUGCANVAS_ATTRIBUTE_DST] = make_json_rect(fDst); if (fPaintPtr != nullptr) { result[SKDEBUGCANVAS_ATTRIBUTE_PAINT] = make_json_paint(*fPaintPtr, SKDEBUGCANVAS_SEND_BINARIES); } } return result; } SkDrawBitmapNineCommand* SkDrawBitmapNineCommand::fromJSON(Json::Value& command) { SkBitmap* bitmap = load_bitmap(command[SKDEBUGCANVAS_ATTRIBUTE_BITMAP]); if (bitmap == nullptr) { return nullptr; } SkIRect center; extract_json_irect(command[SKDEBUGCANVAS_ATTRIBUTE_CENTER], ¢er); SkRect dst; extract_json_rect(command[SKDEBUGCANVAS_ATTRIBUTE_DST], &dst); SkPaint* paintPtr; SkPaint paint; if (command.isMember(SKDEBUGCANVAS_ATTRIBUTE_PAINT)) { extract_json_paint(command[SKDEBUGCANVAS_ATTRIBUTE_PAINT], &paint); paintPtr = &paint; } else { paintPtr = nullptr; } SkDrawBitmapNineCommand* result = new SkDrawBitmapNineCommand(*bitmap, center, dst, paintPtr); delete bitmap; return result; } SkDrawBitmapRectCommand::SkDrawBitmapRectCommand(const SkBitmap& bitmap, const SkRect* src, const SkRect& dst, const SkPaint* paint, SkCanvas::SrcRectConstraint constraint) : INHERITED(kDrawBitmapRect_OpType) { fBitmap = bitmap; if (src) { fSrc = *src; } else { fSrc.setEmpty(); } fDst = dst; if (paint) { fPaint = *paint; fPaintPtr = &fPaint; } else { fPaintPtr = nullptr; } fConstraint = constraint; fInfo.push(SkObjectParser::BitmapToString(bitmap)); if (src) { fInfo.push(SkObjectParser::RectToString(*src, "Src: ")); } fInfo.push(SkObjectParser::RectToString(dst, "Dst: ")); if (paint) { fInfo.push(SkObjectParser::PaintToString(*paint)); } fInfo.push(SkObjectParser::IntToString(fConstraint, "Constraint: ")); } void SkDrawBitmapRectCommand::execute(SkCanvas* canvas) const { canvas->legacy_drawBitmapRect(fBitmap, this->srcRect(), fDst, fPaintPtr, fConstraint); } bool SkDrawBitmapRectCommand::render(SkCanvas* canvas) const { render_bitmap(canvas, fBitmap, this->srcRect()); return true; } Json::Value SkDrawBitmapRectCommand::toJSON() const { Json::Value result = INHERITED::toJSON(); Json::Value encoded; if (flatten(fBitmap, &encoded, SKDEBUGCANVAS_SEND_BINARIES)) { result[SKDEBUGCANVAS_ATTRIBUTE_BITMAP] = encoded; if (!fSrc.isEmpty()) { result[SKDEBUGCANVAS_ATTRIBUTE_SRC] = make_json_rect(fSrc); } result[SKDEBUGCANVAS_ATTRIBUTE_DST] = make_json_rect(fDst); if (fPaintPtr != nullptr) { result[SKDEBUGCANVAS_ATTRIBUTE_PAINT] = make_json_paint(*fPaintPtr, SKDEBUGCANVAS_SEND_BINARIES); } if (fConstraint == SkCanvas::kStrict_SrcRectConstraint) { result[SKDEBUGCANVAS_ATTRIBUTE_STRICT] = Json::Value(true); } } return result; } SkDrawBitmapRectCommand* SkDrawBitmapRectCommand::fromJSON(Json::Value& command) { SkBitmap* bitmap = load_bitmap(command[SKDEBUGCANVAS_ATTRIBUTE_BITMAP]); if (bitmap == nullptr) { return nullptr; } SkRect dst; extract_json_rect(command[SKDEBUGCANVAS_ATTRIBUTE_DST], &dst); SkPaint* paintPtr; SkPaint paint; if (command.isMember(SKDEBUGCANVAS_ATTRIBUTE_PAINT)) { extract_json_paint(command[SKDEBUGCANVAS_ATTRIBUTE_PAINT], &paint); paintPtr = &paint; } else { paintPtr = nullptr; } SkCanvas::SrcRectConstraint constraint; if (command.isMember(SKDEBUGCANVAS_ATTRIBUTE_STRICT) && command[SKDEBUGCANVAS_ATTRIBUTE_STRICT].asBool()) { constraint = SkCanvas::kStrict_SrcRectConstraint; } else { constraint = SkCanvas::kFast_SrcRectConstraint; } SkRect* srcPtr; SkRect src; if (command.isMember(SKDEBUGCANVAS_ATTRIBUTE_SRC)) { extract_json_rect(command[SKDEBUGCANVAS_ATTRIBUTE_SRC], &src); srcPtr = &src; } else { srcPtr = nullptr; } SkDrawBitmapRectCommand* result = new SkDrawBitmapRectCommand(*bitmap, srcPtr, dst, paintPtr, constraint); delete bitmap; return result; } SkDrawImageCommand::SkDrawImageCommand(const SkImage* image, SkScalar left, SkScalar top, const SkPaint* paint) : INHERITED(kDrawImage_OpType) , fImage(SkRef(image)) , fLeft(left) , fTop(top) { fInfo.push(SkObjectParser::ImageToString(image)); fInfo.push(SkObjectParser::ScalarToString(left, "Left: ")); fInfo.push(SkObjectParser::ScalarToString(top, "Top: ")); if (paint) { fPaint.set(*paint); fInfo.push(SkObjectParser::PaintToString(*paint)); } } void SkDrawImageCommand::execute(SkCanvas* canvas) const { canvas->drawImage(fImage, fLeft, fTop, fPaint.getMaybeNull()); } bool SkDrawImageCommand::render(SkCanvas* canvas) const { SkAutoCanvasRestore acr(canvas, true); canvas->clear(0xFFFFFFFF); xlate_and_scale_to_bounds(canvas, SkRect::MakeXYWH(fLeft, fTop, SkIntToScalar(fImage->width()), SkIntToScalar(fImage->height()))); this->execute(canvas); return true; } Json::Value SkDrawImageCommand::toJSON() const { Json::Value result = INHERITED::toJSON(); Json::Value encoded; if (flatten(*fImage, &encoded, SKDEBUGCANVAS_SEND_BINARIES)) { result[SKDEBUGCANVAS_ATTRIBUTE_IMAGE] = encoded; result[SKDEBUGCANVAS_ATTRIBUTE_COORDS] = make_json_point(fLeft, fTop); if (fPaint.isValid()) { result[SKDEBUGCANVAS_ATTRIBUTE_PAINT] = make_json_paint(*fPaint.get(), SKDEBUGCANVAS_SEND_BINARIES); } } return result; } SkDrawImageCommand* SkDrawImageCommand::fromJSON(Json::Value& command) { SkImage* image = load_image(command[SKDEBUGCANVAS_ATTRIBUTE_IMAGE]); if (image == nullptr) { return nullptr; } Json::Value point = command[SKDEBUGCANVAS_ATTRIBUTE_COORDS]; SkPaint* paintPtr; SkPaint paint; if (command.isMember(SKDEBUGCANVAS_ATTRIBUTE_PAINT)) { extract_json_paint(command[SKDEBUGCANVAS_ATTRIBUTE_PAINT], &paint); paintPtr = &paint; } else { paintPtr = nullptr; } SkDrawImageCommand* result = new SkDrawImageCommand(image, point[0].asFloat(), point[1].asFloat(), paintPtr); image->unref(); return result; } SkDrawImageRectCommand::SkDrawImageRectCommand(const SkImage* image, const SkRect* src, const SkRect& dst, const SkPaint* paint, SkCanvas::SrcRectConstraint constraint) : INHERITED(kDrawImageRect_OpType) , fImage(SkRef(image)) , fDst(dst) , fConstraint(constraint) { if (src) { fSrc.set(*src); } if (paint) { fPaint.set(*paint); } fInfo.push(SkObjectParser::ImageToString(image)); if (src) { fInfo.push(SkObjectParser::RectToString(*src, "Src: ")); } fInfo.push(SkObjectParser::RectToString(dst, "Dst: ")); if (paint) { fInfo.push(SkObjectParser::PaintToString(*paint)); } fInfo.push(SkObjectParser::IntToString(fConstraint, "Constraint: ")); } void SkDrawImageRectCommand::execute(SkCanvas* canvas) const { canvas->legacy_drawImageRect(fImage, fSrc.getMaybeNull(), fDst, fPaint.getMaybeNull(), fConstraint); } bool SkDrawImageRectCommand::render(SkCanvas* canvas) const { SkAutoCanvasRestore acr(canvas, true); canvas->clear(0xFFFFFFFF); xlate_and_scale_to_bounds(canvas, fDst); this->execute(canvas); return true; } Json::Value SkDrawImageRectCommand::toJSON() const { Json::Value result = INHERITED::toJSON(); Json::Value encoded; if (flatten(*fImage.get(), &encoded, SKDEBUGCANVAS_SEND_BINARIES)) { result[SKDEBUGCANVAS_ATTRIBUTE_BITMAP] = encoded; if (fSrc.isValid()) { result[SKDEBUGCANVAS_ATTRIBUTE_SRC] = make_json_rect(*fSrc.get()); } result[SKDEBUGCANVAS_ATTRIBUTE_DST] = make_json_rect(fDst); if (fPaint.isValid()) { result[SKDEBUGCANVAS_ATTRIBUTE_PAINT] = make_json_paint(*fPaint.get(), SKDEBUGCANVAS_SEND_BINARIES); } if (fConstraint == SkCanvas::kStrict_SrcRectConstraint) { result[SKDEBUGCANVAS_ATTRIBUTE_STRICT] = Json::Value(true); } } return result; } SkDrawImageRectCommand* SkDrawImageRectCommand::fromJSON(Json::Value& command) { SkImage* image = load_image(command[SKDEBUGCANVAS_ATTRIBUTE_IMAGE]); if (image == nullptr) { return nullptr; } SkRect dst; extract_json_rect(command[SKDEBUGCANVAS_ATTRIBUTE_DST], &dst); SkPaint* paintPtr; SkPaint paint; if (command.isMember(SKDEBUGCANVAS_ATTRIBUTE_PAINT)) { extract_json_paint(command[SKDEBUGCANVAS_ATTRIBUTE_PAINT], &paint); paintPtr = &paint; } else { paintPtr = nullptr; } SkCanvas::SrcRectConstraint constraint; if (command.isMember(SKDEBUGCANVAS_ATTRIBUTE_STRICT) && command[SKDEBUGCANVAS_ATTRIBUTE_STRICT].asBool()) { constraint = SkCanvas::kStrict_SrcRectConstraint; } else { constraint = SkCanvas::kFast_SrcRectConstraint; } SkRect* srcPtr; SkRect src; if (command.isMember(SKDEBUGCANVAS_ATTRIBUTE_SRC)) { extract_json_rect(command[SKDEBUGCANVAS_ATTRIBUTE_SRC], &src); srcPtr = &src; } else { srcPtr = nullptr; } SkDrawImageRectCommand* result = new SkDrawImageRectCommand(image, srcPtr, dst, paintPtr, constraint); image->unref(); return result; } SkDrawOvalCommand::SkDrawOvalCommand(const SkRect& oval, const SkPaint& paint) : INHERITED(kDrawOval_OpType) { fOval = oval; fPaint = paint; fInfo.push(SkObjectParser::RectToString(oval)); fInfo.push(SkObjectParser::PaintToString(paint)); } void SkDrawOvalCommand::execute(SkCanvas* canvas) const { canvas->drawOval(fOval, fPaint); } bool SkDrawOvalCommand::render(SkCanvas* canvas) const { canvas->clear(0xFFFFFFFF); canvas->save(); xlate_and_scale_to_bounds(canvas, fOval); SkPaint p; p.setColor(SK_ColorBLACK); p.setStyle(SkPaint::kStroke_Style); canvas->drawOval(fOval, p); canvas->restore(); return true; } Json::Value SkDrawOvalCommand::toJSON() const { Json::Value result = INHERITED::toJSON(); result[SKDEBUGCANVAS_ATTRIBUTE_COORDS] = make_json_rect(fOval); result[SKDEBUGCANVAS_ATTRIBUTE_PAINT] = make_json_paint(fPaint, SKDEBUGCANVAS_SEND_BINARIES); return result; } SkDrawOvalCommand* SkDrawOvalCommand::fromJSON(Json::Value& command) { SkRect coords; extract_json_rect(command[SKDEBUGCANVAS_ATTRIBUTE_COORDS], &coords); SkPaint paint; extract_json_paint(command[SKDEBUGCANVAS_ATTRIBUTE_PAINT], &paint); return new SkDrawOvalCommand(coords, paint); } SkDrawPaintCommand::SkDrawPaintCommand(const SkPaint& paint) : INHERITED(kDrawPaint_OpType) { fPaint = paint; fInfo.push(SkObjectParser::PaintToString(paint)); } void SkDrawPaintCommand::execute(SkCanvas* canvas) const { canvas->drawPaint(fPaint); } bool SkDrawPaintCommand::render(SkCanvas* canvas) const { canvas->clear(0xFFFFFFFF); canvas->drawPaint(fPaint); return true; } Json::Value SkDrawPaintCommand::toJSON() const { Json::Value result = INHERITED::toJSON(); result[SKDEBUGCANVAS_ATTRIBUTE_PAINT] = make_json_paint(fPaint, SKDEBUGCANVAS_SEND_BINARIES); return result; } SkDrawPaintCommand* SkDrawPaintCommand::fromJSON(Json::Value& command) { SkPaint paint; extract_json_paint(command[SKDEBUGCANVAS_ATTRIBUTE_PAINT], &paint); return new SkDrawPaintCommand(paint); } SkDrawPathCommand::SkDrawPathCommand(const SkPath& path, const SkPaint& paint) : INHERITED(kDrawPath_OpType) { fPath = path; fPaint = paint; fInfo.push(SkObjectParser::PathToString(path)); fInfo.push(SkObjectParser::PaintToString(paint)); } void SkDrawPathCommand::execute(SkCanvas* canvas) const { canvas->drawPath(fPath, fPaint); } bool SkDrawPathCommand::render(SkCanvas* canvas) const { render_path(canvas, fPath); return true; } Json::Value SkDrawPathCommand::toJSON() const { Json::Value result = INHERITED::toJSON(); result[SKDEBUGCANVAS_ATTRIBUTE_PATH] = make_json_path(fPath); result[SKDEBUGCANVAS_ATTRIBUTE_PAINT] = make_json_paint(fPaint, SKDEBUGCANVAS_SEND_BINARIES); return result; } SkDrawPathCommand* SkDrawPathCommand::fromJSON(Json::Value& command) { SkPath path; extract_json_path(command[SKDEBUGCANVAS_ATTRIBUTE_PATH], &path); SkPaint paint; extract_json_paint(command[SKDEBUGCANVAS_ATTRIBUTE_PAINT], &paint); return new SkDrawPathCommand(path, paint); } SkBeginDrawPictureCommand::SkBeginDrawPictureCommand(const SkPicture* picture, const SkMatrix* matrix, const SkPaint* paint) : INHERITED(kBeginDrawPicture_OpType) , fPicture(SkRef(picture)) { SkString* str = new SkString; str->appendf("SkPicture: L: %f T: %f R: %f B: %f", picture->cullRect().fLeft, picture->cullRect().fTop, picture->cullRect().fRight, picture->cullRect().fBottom); fInfo.push(str); if (matrix) { fMatrix.set(*matrix); fInfo.push(SkObjectParser::MatrixToString(*matrix)); } if (paint) { fPaint.set(*paint); fInfo.push(SkObjectParser::PaintToString(*paint)); } } void SkBeginDrawPictureCommand::execute(SkCanvas* canvas) const { if (fPaint.isValid()) { SkRect bounds = fPicture->cullRect(); if (fMatrix.isValid()) { fMatrix.get()->mapRect(&bounds); } canvas->saveLayer(&bounds, fPaint.get()); } if (fMatrix.isValid()) { if (!fPaint.isValid()) { canvas->save(); } canvas->concat(*fMatrix.get()); } } bool SkBeginDrawPictureCommand::render(SkCanvas* canvas) const { canvas->clear(0xFFFFFFFF); canvas->save(); xlate_and_scale_to_bounds(canvas, fPicture->cullRect()); canvas->drawPicture(fPicture.get()); canvas->restore(); return true; } SkEndDrawPictureCommand::SkEndDrawPictureCommand(bool restore) : INHERITED(kEndDrawPicture_OpType) , fRestore(restore) { } void SkEndDrawPictureCommand::execute(SkCanvas* canvas) const { if (fRestore) { canvas->restore(); } } SkDrawPointsCommand::SkDrawPointsCommand(SkCanvas::PointMode mode, size_t count, const SkPoint pts[], const SkPaint& paint) : INHERITED(kDrawPoints_OpType) { fMode = mode; fCount = count; fPts = new SkPoint[count]; memcpy(fPts, pts, count * sizeof(SkPoint)); fPaint = paint; fInfo.push(SkObjectParser::PointsToString(pts, count)); fInfo.push(SkObjectParser::ScalarToString(SkIntToScalar((unsigned int)count), "Points: ")); fInfo.push(SkObjectParser::PointModeToString(mode)); fInfo.push(SkObjectParser::PaintToString(paint)); } void SkDrawPointsCommand::execute(SkCanvas* canvas) const { canvas->drawPoints(fMode, fCount, fPts, fPaint); } bool SkDrawPointsCommand::render(SkCanvas* canvas) const { canvas->clear(0xFFFFFFFF); canvas->save(); SkRect bounds; bounds.setEmpty(); for (unsigned int i = 0; i < fCount; ++i) { bounds.growToInclude(fPts[i].fX, fPts[i].fY); } xlate_and_scale_to_bounds(canvas, bounds); SkPaint p; p.setColor(SK_ColorBLACK); p.setStyle(SkPaint::kStroke_Style); canvas->drawPoints(fMode, fCount, fPts, p); canvas->restore(); return true; } Json::Value SkDrawPointsCommand::toJSON() const { Json::Value result = INHERITED::toJSON(); result[SKDEBUGCANVAS_ATTRIBUTE_MODE] = make_json_pointmode(fMode); Json::Value points(Json::arrayValue); for (size_t i = 0; i < fCount; i++) { points.append(make_json_point(fPts[i])); } result[SKDEBUGCANVAS_ATTRIBUTE_POINTS] = points; result[SKDEBUGCANVAS_ATTRIBUTE_PAINT] = make_json_paint(fPaint, SKDEBUGCANVAS_SEND_BINARIES); return result; } SkDrawPointsCommand* SkDrawPointsCommand::fromJSON(Json::Value& command) { SkCanvas::PointMode mode; const char* jsonMode = command[SKDEBUGCANVAS_ATTRIBUTE_MODE].asCString(); if (!strcmp(jsonMode, SKDEBUGCANVAS_POINTMODE_POINTS)) { mode = SkCanvas::kPoints_PointMode; } else if (!strcmp(jsonMode, SKDEBUGCANVAS_POINTMODE_LINES)) { mode = SkCanvas::kLines_PointMode; } else if (!strcmp(jsonMode, SKDEBUGCANVAS_POINTMODE_POLYGON)) { mode = SkCanvas::kPolygon_PointMode; } else { SkASSERT(false); return nullptr; } Json::Value jsonPoints = command[SKDEBUGCANVAS_ATTRIBUTE_POINTS]; int count = (int) jsonPoints.size(); SkPoint* points = (SkPoint*) sk_malloc_throw(count * sizeof(SkPoint)); for (int i = 0; i < count; i++) { points[i] = SkPoint::Make(jsonPoints[i][0].asFloat(), jsonPoints[i][1].asFloat()); } SkPaint paint; extract_json_paint(command[SKDEBUGCANVAS_ATTRIBUTE_PAINT], &paint); SkDrawPointsCommand* result = new SkDrawPointsCommand(mode, count, points, paint); sk_free(points); return result; } SkDrawPosTextCommand::SkDrawPosTextCommand(const void* text, size_t byteLength, const SkPoint pos[], const SkPaint& paint) : INHERITED(kDrawPosText_OpType) { size_t numPts = paint.countText(text, byteLength); fText = new char[byteLength]; memcpy(fText, text, byteLength); fByteLength = byteLength; fPos = new SkPoint[numPts]; memcpy(fPos, pos, numPts * sizeof(SkPoint)); fPaint = paint; fInfo.push(SkObjectParser::TextToString(text, byteLength, paint.getTextEncoding())); // TODO(chudy): Test that this works. fInfo.push(SkObjectParser::PointsToString(pos, 1)); fInfo.push(SkObjectParser::PaintToString(paint)); } void SkDrawPosTextCommand::execute(SkCanvas* canvas) const { canvas->drawPosText(fText, fByteLength, fPos, fPaint); } Json::Value SkDrawPosTextCommand::toJSON() const { Json::Value result = INHERITED::toJSON(); result[SKDEBUGCANVAS_ATTRIBUTE_TEXT] = Json::Value((const char*) fText, ((const char*) fText) + fByteLength); Json::Value coords(Json::arrayValue); for (size_t i = 0; i < fByteLength; i++) { coords.append(make_json_point(fPos[i])); } result[SKDEBUGCANVAS_ATTRIBUTE_COORDS] = coords; result[SKDEBUGCANVAS_ATTRIBUTE_PAINT] = make_json_paint(fPaint, SKDEBUGCANVAS_SEND_BINARIES); return result; } SkDrawPosTextCommand* SkDrawPosTextCommand::fromJSON(Json::Value& command) { const char* text = command[SKDEBUGCANVAS_ATTRIBUTE_TEXT].asCString(); SkPaint paint; extract_json_paint(command[SKDEBUGCANVAS_ATTRIBUTE_PAINT], &paint); Json::Value coords = command[SKDEBUGCANVAS_ATTRIBUTE_COORDS]; int count = (int) coords.size(); SkPoint* points = (SkPoint*) sk_malloc_throw(count * sizeof(SkPoint)); for (int i = 0; i < count; i++) { points[i] = SkPoint::Make(coords[i][0].asFloat(), coords[i][1].asFloat()); } return new SkDrawPosTextCommand(text, strlen(text), points, paint); } SkDrawPosTextHCommand::SkDrawPosTextHCommand(const void* text, size_t byteLength, const SkScalar xpos[], SkScalar constY, const SkPaint& paint) : INHERITED(kDrawPosTextH_OpType) { size_t numPts = paint.countText(text, byteLength); fText = new char[byteLength]; memcpy(fText, text, byteLength); fByteLength = byteLength; fXpos = new SkScalar[numPts]; memcpy(fXpos, xpos, numPts * sizeof(SkScalar)); fConstY = constY; fPaint = paint; fInfo.push(SkObjectParser::TextToString(text, byteLength, paint.getTextEncoding())); fInfo.push(SkObjectParser::ScalarToString(xpos[0], "XPOS: ")); fInfo.push(SkObjectParser::ScalarToString(constY, "SkScalar constY: ")); fInfo.push(SkObjectParser::PaintToString(paint)); } void SkDrawPosTextHCommand::execute(SkCanvas* canvas) const { canvas->drawPosTextH(fText, fByteLength, fXpos, fConstY, fPaint); } static const char* gPositioningLabels[] = { "kDefault_Positioning", "kHorizontal_Positioning", "kFull_Positioning", }; SkDrawTextBlobCommand::SkDrawTextBlobCommand(const SkTextBlob* blob, SkScalar x, SkScalar y, const SkPaint& paint) : INHERITED(kDrawTextBlob_OpType) , fBlob(SkRef(blob)) , fXPos(x) , fYPos(y) , fPaint(paint) { SkAutoTDelete runsStr(new SkString); fInfo.push(SkObjectParser::ScalarToString(x, "XPOS: ")); fInfo.push(SkObjectParser::ScalarToString(y, "YPOS: ")); fInfo.push(SkObjectParser::RectToString(fBlob->bounds(), "Bounds: ")); fInfo.push(runsStr); fInfo.push(SkObjectParser::PaintToString(paint)); unsigned runs = 0; SkPaint runPaint(paint); SkTextBlobRunIterator iter(blob); while (!iter.done()) { SkAutoTDelete tmpStr(new SkString); tmpStr->printf("==== Run [%d] ====", runs++); fInfo.push(tmpStr.release()); fInfo.push(SkObjectParser::IntToString(iter.glyphCount(), "GlyphCount: ")); tmpStr.reset(new SkString("GlyphPositioning: ")); tmpStr->append(gPositioningLabels[iter.positioning()]); fInfo.push(tmpStr.release()); iter.applyFontToPaint(&runPaint); fInfo.push(SkObjectParser::PaintToString(runPaint)); iter.next(); } runsStr->printf("Runs: %d", runs); // runStr is owned by fInfo at this point. runsStr.release(); } void SkDrawTextBlobCommand::execute(SkCanvas* canvas) const { canvas->drawTextBlob(fBlob, fXPos, fYPos, fPaint); } bool SkDrawTextBlobCommand::render(SkCanvas* canvas) const { canvas->clear(SK_ColorWHITE); canvas->save(); SkRect bounds = fBlob->bounds().makeOffset(fXPos, fYPos); xlate_and_scale_to_bounds(canvas, bounds); canvas->drawTextBlob(fBlob.get(), fXPos, fYPos, fPaint); canvas->restore(); return true; } Json::Value SkDrawTextBlobCommand::toJSON() const { Json::Value result = INHERITED::toJSON(); Json::Value runs(Json::arrayValue); SkTextBlobRunIterator iter(fBlob.get()); while (!iter.done()) { Json::Value run(Json::objectValue); Json::Value jsonPositions(Json::arrayValue); Json::Value jsonGlyphs(Json::arrayValue); const SkScalar* iterPositions = iter.pos(); const uint16_t* iterGlyphs = iter.glyphs(); for (uint32_t i = 0; i < iter.glyphCount(); i++) { switch (iter.positioning()) { case SkTextBlob::kFull_Positioning: jsonPositions.append(make_json_point(iterPositions[i * 2], iterPositions[i * 2 + 1])); break; case SkTextBlob::kHorizontal_Positioning: jsonPositions.append(Json::Value(iterPositions[i])); break; case SkTextBlob::kDefault_Positioning: break; } jsonGlyphs.append(Json::Value(iterGlyphs[i])); } if (iter.positioning() != SkTextBlob::kDefault_Positioning) { run[SKDEBUGCANVAS_ATTRIBUTE_POSITIONS] = jsonPositions; } run[SKDEBUGCANVAS_ATTRIBUTE_GLYPHS] = jsonGlyphs; SkPaint fontPaint; iter.applyFontToPaint(&fontPaint); run[SKDEBUGCANVAS_ATTRIBUTE_FONT] = make_json_paint(fontPaint, SKDEBUGCANVAS_SEND_BINARIES); run[SKDEBUGCANVAS_ATTRIBUTE_COORDS] = make_json_point(iter.offset()); runs.append(run); iter.next(); } result[SKDEBUGCANVAS_ATTRIBUTE_RUNS] = runs; result[SKDEBUGCANVAS_ATTRIBUTE_X] = Json::Value(fXPos); result[SKDEBUGCANVAS_ATTRIBUTE_Y] = Json::Value(fYPos); result[SKDEBUGCANVAS_ATTRIBUTE_PAINT] = make_json_paint(fPaint, SKDEBUGCANVAS_SEND_BINARIES); return result; } SkDrawTextBlobCommand* SkDrawTextBlobCommand::fromJSON(Json::Value& command) { SkTextBlobBuilder builder; Json::Value runs = command[SKDEBUGCANVAS_ATTRIBUTE_RUNS]; for (Json::ArrayIndex i = 0 ; i < runs.size(); i++) { Json::Value run = runs[i]; SkPaint font; font.setTextEncoding(SkPaint::kGlyphID_TextEncoding); extract_json_paint(run[SKDEBUGCANVAS_ATTRIBUTE_FONT], &font); Json::Value glyphs = run[SKDEBUGCANVAS_ATTRIBUTE_GLYPHS]; int count = glyphs.size(); Json::Value coords = run[SKDEBUGCANVAS_ATTRIBUTE_COORDS]; SkScalar x = coords[0].asFloat(); SkScalar y = coords[1].asFloat(); if (run.isMember(SKDEBUGCANVAS_ATTRIBUTE_POSITIONS)) { Json::Value positions = run[SKDEBUGCANVAS_ATTRIBUTE_POSITIONS]; if (positions.size() > 0 && positions[0].isNumeric()) { SkTextBlobBuilder::RunBuffer buffer = builder.allocRunPosH(font, count, y); for (int j = 0; j < count; j++) { buffer.glyphs[j] = glyphs[j].asUInt(); buffer.pos[j] = positions[j].asFloat(); } } else { SkTextBlobBuilder::RunBuffer buffer = builder.allocRunPos(font, count); for (int j = 0; j < count; j++) { buffer.glyphs[j] = glyphs[j].asUInt(); buffer.pos[j * 2] = positions[j][0].asFloat(); buffer.pos[j * 2 + 1] = positions[j][1].asFloat(); } } } else { SkTextBlobBuilder::RunBuffer buffer = builder.allocRun(font, count, x, y); for (int j = 0; j < count; j++) { buffer.glyphs[j] = glyphs[j].asUInt(); } } } SkScalar x = command[SKDEBUGCANVAS_ATTRIBUTE_X].asFloat(); SkScalar y = command[SKDEBUGCANVAS_ATTRIBUTE_Y].asFloat(); SkPaint paint; extract_json_paint(command[SKDEBUGCANVAS_ATTRIBUTE_PAINT], &paint); return new SkDrawTextBlobCommand(builder.build(), x, y, paint); } SkDrawPatchCommand::SkDrawPatchCommand(const SkPoint cubics[12], const SkColor colors[4], const SkPoint texCoords[4], SkXfermode* xfermode, const SkPaint& paint) : INHERITED(kDrawPatch_OpType) { memcpy(fCubics, cubics, sizeof(fCubics)); memcpy(fColors, colors, sizeof(fColors)); memcpy(fTexCoords, texCoords, sizeof(fTexCoords)); fXfermode.reset(xfermode); fPaint = paint; fInfo.push(SkObjectParser::PaintToString(paint)); } void SkDrawPatchCommand::execute(SkCanvas* canvas) const { canvas->drawPatch(fCubics, fColors, fTexCoords, fXfermode, fPaint); } SkDrawRectCommand::SkDrawRectCommand(const SkRect& rect, const SkPaint& paint) : INHERITED(kDrawRect_OpType) { fRect = rect; fPaint = paint; fInfo.push(SkObjectParser::RectToString(rect)); fInfo.push(SkObjectParser::PaintToString(paint)); } void SkDrawRectCommand::execute(SkCanvas* canvas) const { canvas->drawRect(fRect, fPaint); } Json::Value SkDrawRectCommand::toJSON() const { Json::Value result = INHERITED::toJSON(); result[SKDEBUGCANVAS_ATTRIBUTE_COORDS] = make_json_rect(fRect); result[SKDEBUGCANVAS_ATTRIBUTE_PAINT] = make_json_paint(fPaint, SKDEBUGCANVAS_SEND_BINARIES); return result; } SkDrawRectCommand* SkDrawRectCommand::fromJSON(Json::Value& command) { SkRect coords; extract_json_rect(command[SKDEBUGCANVAS_ATTRIBUTE_COORDS], &coords); SkPaint paint; extract_json_paint(command[SKDEBUGCANVAS_ATTRIBUTE_PAINT], &paint); return new SkDrawRectCommand(coords, paint); } SkDrawRRectCommand::SkDrawRRectCommand(const SkRRect& rrect, const SkPaint& paint) : INHERITED(kDrawRRect_OpType) { fRRect = rrect; fPaint = paint; fInfo.push(SkObjectParser::RRectToString(rrect)); fInfo.push(SkObjectParser::PaintToString(paint)); } void SkDrawRRectCommand::execute(SkCanvas* canvas) const { canvas->drawRRect(fRRect, fPaint); } bool SkDrawRRectCommand::render(SkCanvas* canvas) const { render_rrect(canvas, fRRect); return true; } Json::Value SkDrawRRectCommand::toJSON() const { Json::Value result = INHERITED::toJSON(); result[SKDEBUGCANVAS_ATTRIBUTE_COORDS] = make_json_rrect(fRRect); result[SKDEBUGCANVAS_ATTRIBUTE_PAINT] = make_json_paint(fPaint, SKDEBUGCANVAS_SEND_BINARIES); return result; } SkDrawRRectCommand* SkDrawRRectCommand::fromJSON(Json::Value& command) { SkRRect coords; extract_json_rrect(command[SKDEBUGCANVAS_ATTRIBUTE_COORDS], &coords); SkPaint paint; extract_json_paint(command[SKDEBUGCANVAS_ATTRIBUTE_PAINT], &paint); return new SkDrawRRectCommand(coords, paint); } SkDrawDRRectCommand::SkDrawDRRectCommand(const SkRRect& outer, const SkRRect& inner, const SkPaint& paint) : INHERITED(kDrawDRRect_OpType) { fOuter = outer; fInner = inner; fPaint = paint; fInfo.push(SkObjectParser::RRectToString(outer)); fInfo.push(SkObjectParser::RRectToString(inner)); fInfo.push(SkObjectParser::PaintToString(paint)); } void SkDrawDRRectCommand::execute(SkCanvas* canvas) const { canvas->drawDRRect(fOuter, fInner, fPaint); } bool SkDrawDRRectCommand::render(SkCanvas* canvas) const { render_drrect(canvas, fOuter, fInner); return true; } Json::Value SkDrawDRRectCommand::toJSON() const { Json::Value result = INHERITED::toJSON(); result[SKDEBUGCANVAS_ATTRIBUTE_OUTER] = make_json_rrect(fOuter); result[SKDEBUGCANVAS_ATTRIBUTE_INNER] = make_json_rrect(fInner); result[SKDEBUGCANVAS_ATTRIBUTE_PAINT] = make_json_paint(fPaint, SKDEBUGCANVAS_SEND_BINARIES); return result; } SkDrawDRRectCommand* SkDrawDRRectCommand::fromJSON(Json::Value& command) { SkRRect outer; extract_json_rrect(command[SKDEBUGCANVAS_ATTRIBUTE_INNER], &outer); SkRRect inner; extract_json_rrect(command[SKDEBUGCANVAS_ATTRIBUTE_INNER], &inner); SkPaint paint; extract_json_paint(command[SKDEBUGCANVAS_ATTRIBUTE_PAINT], &paint); return new SkDrawDRRectCommand(outer, inner, paint); } SkDrawTextCommand::SkDrawTextCommand(const void* text, size_t byteLength, SkScalar x, SkScalar y, const SkPaint& paint) : INHERITED(kDrawText_OpType) { fText = new char[byteLength]; memcpy(fText, text, byteLength); fByteLength = byteLength; fX = x; fY = y; fPaint = paint; fInfo.push(SkObjectParser::TextToString(text, byteLength, paint.getTextEncoding())); fInfo.push(SkObjectParser::ScalarToString(x, "SkScalar x: ")); fInfo.push(SkObjectParser::ScalarToString(y, "SkScalar y: ")); fInfo.push(SkObjectParser::PaintToString(paint)); } void SkDrawTextCommand::execute(SkCanvas* canvas) const { canvas->drawText(fText, fByteLength, fX, fY, fPaint); } Json::Value SkDrawTextCommand::toJSON() const { Json::Value result = INHERITED::toJSON(); result[SKDEBUGCANVAS_ATTRIBUTE_TEXT] = Json::Value((const char*) fText, ((const char*) fText) + fByteLength); Json::Value coords(Json::arrayValue); result[SKDEBUGCANVAS_ATTRIBUTE_COORDS] = make_json_point(fX, fY); result[SKDEBUGCANVAS_ATTRIBUTE_PAINT] = make_json_paint(fPaint, SKDEBUGCANVAS_SEND_BINARIES); return result; } SkDrawTextCommand* SkDrawTextCommand::fromJSON(Json::Value& command) { const char* text = command[SKDEBUGCANVAS_ATTRIBUTE_TEXT].asCString(); SkPaint paint; extract_json_paint(command[SKDEBUGCANVAS_ATTRIBUTE_PAINT], &paint); Json::Value coords = command[SKDEBUGCANVAS_ATTRIBUTE_COORDS]; return new SkDrawTextCommand(text, strlen(text), coords[0].asFloat(), coords[1].asFloat(), paint); } SkDrawTextOnPathCommand::SkDrawTextOnPathCommand(const void* text, size_t byteLength, const SkPath& path, const SkMatrix* matrix, const SkPaint& paint) : INHERITED(kDrawTextOnPath_OpType) { fText = new char[byteLength]; memcpy(fText, text, byteLength); fByteLength = byteLength; fPath = path; if (matrix) { fMatrix = *matrix; } else { fMatrix.setIdentity(); } fPaint = paint; fInfo.push(SkObjectParser::TextToString(text, byteLength, paint.getTextEncoding())); fInfo.push(SkObjectParser::PathToString(path)); if (matrix) { fInfo.push(SkObjectParser::MatrixToString(*matrix)); } fInfo.push(SkObjectParser::PaintToString(paint)); } void SkDrawTextOnPathCommand::execute(SkCanvas* canvas) const { canvas->drawTextOnPath(fText, fByteLength, fPath, fMatrix.isIdentity() ? nullptr : &fMatrix, fPaint); } Json::Value SkDrawTextOnPathCommand::toJSON() const { Json::Value result = INHERITED::toJSON(); result[SKDEBUGCANVAS_ATTRIBUTE_TEXT] = Json::Value((const char*) fText, ((const char*) fText) + fByteLength); Json::Value coords(Json::arrayValue); result[SKDEBUGCANVAS_ATTRIBUTE_PATH] = make_json_path(fPath); if (!fMatrix.isIdentity()) { result[SKDEBUGCANVAS_ATTRIBUTE_MATRIX] = make_json_matrix(fMatrix); } result[SKDEBUGCANVAS_ATTRIBUTE_PAINT] = make_json_paint(fPaint, SKDEBUGCANVAS_SEND_BINARIES); return result; } SkDrawTextOnPathCommand* SkDrawTextOnPathCommand::fromJSON(Json::Value& command) { const char* text = command[SKDEBUGCANVAS_ATTRIBUTE_TEXT].asCString(); SkPaint paint; extract_json_paint(command[SKDEBUGCANVAS_ATTRIBUTE_PAINT], &paint); SkPath path; extract_json_path(command[SKDEBUGCANVAS_ATTRIBUTE_PATH], &path); SkMatrix* matrixPtr; SkMatrix matrix; if (command.isMember(SKDEBUGCANVAS_ATTRIBUTE_MATRIX)) { extract_json_matrix(command[SKDEBUGCANVAS_ATTRIBUTE_MATRIX], &matrix); matrixPtr = &matrix; } else { matrixPtr = nullptr; } return new SkDrawTextOnPathCommand(text, strlen(text), path, matrixPtr, paint); } SkDrawVerticesCommand::SkDrawVerticesCommand(SkCanvas::VertexMode vmode, int vertexCount, const SkPoint vertices[], const SkPoint texs[], const SkColor colors[], SkXfermode* xfermode, const uint16_t indices[], int indexCount, const SkPaint& paint) : INHERITED(kDrawVertices_OpType) { fVmode = vmode; fVertexCount = vertexCount; fVertices = new SkPoint[vertexCount]; memcpy(fVertices, vertices, vertexCount * sizeof(SkPoint)); if (texs) { fTexs = new SkPoint[vertexCount]; memcpy(fTexs, texs, vertexCount * sizeof(SkPoint)); } else { fTexs = nullptr; } if (colors) { fColors = new SkColor[vertexCount]; memcpy(fColors, colors, vertexCount * sizeof(SkColor)); } else { fColors = nullptr; } fXfermode = xfermode; if (fXfermode) { fXfermode->ref(); } if (indexCount > 0) { fIndices = new uint16_t[indexCount]; memcpy(fIndices, indices, indexCount * sizeof(uint16_t)); } else { fIndices = nullptr; } fIndexCount = indexCount; fPaint = paint; // TODO(chudy) fInfo.push(SkObjectParser::CustomTextToString("To be implemented.")); fInfo.push(SkObjectParser::PaintToString(paint)); } SkDrawVerticesCommand::~SkDrawVerticesCommand() { delete [] fVertices; delete [] fTexs; delete [] fColors; SkSafeUnref(fXfermode); delete [] fIndices; } void SkDrawVerticesCommand::execute(SkCanvas* canvas) const { canvas->drawVertices(fVmode, fVertexCount, fVertices, fTexs, fColors, fXfermode, fIndices, fIndexCount, fPaint); } SkRestoreCommand::SkRestoreCommand() : INHERITED(kRestore_OpType) { fInfo.push(SkObjectParser::CustomTextToString("No Parameters")); } void SkRestoreCommand::execute(SkCanvas* canvas) const { canvas->restore(); } SkRestoreCommand* SkRestoreCommand::fromJSON(Json::Value& command) { return new SkRestoreCommand(); } SkSaveCommand::SkSaveCommand() : INHERITED(kSave_OpType) { } void SkSaveCommand::execute(SkCanvas* canvas) const { canvas->save(); } SkSaveCommand* SkSaveCommand::fromJSON(Json::Value& command) { return new SkSaveCommand(); } SkSaveLayerCommand::SkSaveLayerCommand(const SkCanvas::SaveLayerRec& rec) : INHERITED(kSaveLayer_OpType) { if (rec.fBounds) { fBounds = *rec.fBounds; } else { fBounds.setEmpty(); } if (rec.fPaint) { fPaint = *rec.fPaint; fPaintPtr = &fPaint; } else { fPaintPtr = nullptr; } fSaveLayerFlags = rec.fSaveLayerFlags; if (rec.fBackdrop) { fBackdrop = rec.fBackdrop; fBackdrop->ref(); } else { fBackdrop = nullptr; } if (rec.fBounds) { fInfo.push(SkObjectParser::RectToString(*rec.fBounds, "Bounds: ")); } if (rec.fPaint) { fInfo.push(SkObjectParser::PaintToString(*rec.fPaint)); } fInfo.push(SkObjectParser::SaveLayerFlagsToString(fSaveLayerFlags)); } SkSaveLayerCommand::~SkSaveLayerCommand() { if (fBackdrop != nullptr) { fBackdrop->unref(); } } void SkSaveLayerCommand::execute(SkCanvas* canvas) const { canvas->saveLayer(SkCanvas::SaveLayerRec(fBounds.isEmpty() ? nullptr : &fBounds, fPaintPtr, fSaveLayerFlags)); } void SkSaveLayerCommand::vizExecute(SkCanvas* canvas) const { canvas->save(); } Json::Value SkSaveLayerCommand::toJSON() const { Json::Value result = INHERITED::toJSON(); if (!fBounds.isEmpty()) { result[SKDEBUGCANVAS_ATTRIBUTE_BOUNDS] = make_json_rect(fBounds); } if (fPaintPtr != nullptr) { result[SKDEBUGCANVAS_ATTRIBUTE_PAINT] = make_json_paint(*fPaintPtr, SKDEBUGCANVAS_SEND_BINARIES); } if (fBackdrop != nullptr) { Json::Value jsonBackdrop; flatten(fBackdrop, &jsonBackdrop, SKDEBUGCANVAS_SEND_BINARIES); result[SKDEBUGCANVAS_ATTRIBUTE_BACKDROP] = jsonBackdrop; } if (fSaveLayerFlags != 0) { SkDebugf("unsupported: saveLayer flags\n"); SkASSERT(false); } return result; } SkSaveLayerCommand* SkSaveLayerCommand::fromJSON(Json::Value& command) { SkCanvas::SaveLayerRec rec; SkRect bounds; if (command.isMember(SKDEBUGCANVAS_ATTRIBUTE_BOUNDS)) { extract_json_rect(command[SKDEBUGCANVAS_ATTRIBUTE_BOUNDS], &bounds); rec.fBounds = &bounds; } SkPaint paint; if (command.isMember(SKDEBUGCANVAS_ATTRIBUTE_PAINT)) { extract_json_paint(command[SKDEBUGCANVAS_ATTRIBUTE_PAINT], &paint); rec.fPaint = &paint; } if (command.isMember(SKDEBUGCANVAS_ATTRIBUTE_BACKDROP)) { Json::Value backdrop = command[SKDEBUGCANVAS_ATTRIBUTE_BACKDROP]; rec.fBackdrop = (SkImageFilter*) load_flattenable(backdrop); } SkSaveLayerCommand* result = new SkSaveLayerCommand(rec); if (rec.fBackdrop != nullptr) { rec.fBackdrop->unref(); } return result; } SkSetMatrixCommand::SkSetMatrixCommand(const SkMatrix& matrix) : INHERITED(kSetMatrix_OpType) { fUserMatrix.reset(); fMatrix = matrix; fInfo.push(SkObjectParser::MatrixToString(matrix)); } void SkSetMatrixCommand::setUserMatrix(const SkMatrix& userMatrix) { fUserMatrix = userMatrix; } void SkSetMatrixCommand::execute(SkCanvas* canvas) const { SkMatrix temp = SkMatrix::Concat(fUserMatrix, fMatrix); canvas->setMatrix(temp); } Json::Value SkSetMatrixCommand::toJSON() const { Json::Value result = INHERITED::toJSON(); result[SKDEBUGCANVAS_ATTRIBUTE_MATRIX] = make_json_matrix(fMatrix); return result; } SkSetMatrixCommand* SkSetMatrixCommand::fromJSON(Json::Value& command) { SkMatrix matrix; extract_json_matrix(command[SKDEBUGCANVAS_ATTRIBUTE_MATRIX], &matrix); return new SkSetMatrixCommand(matrix); }