30c5dde90d
GOLD_TRYBOT_URL= https://gold.skia.org/search2?unt=true&query=source_type%3Dgm&master=false&issue=1662503003 Review URL: https://codereview.chromium.org/1662503003
742 lines
30 KiB
C++
742 lines
30 KiB
C++
/*
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* Copyright 2016 Google Inc.
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*
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* Use of this source code is governed by a BSD-style license that can be
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* found in the LICENSE file.
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*/
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#include "SkJSONCanvas.h"
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#include "SkImageFilter.h"
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#include "SkMaskFilter.h"
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#include "SkPaintDefaults.h"
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#include "SkPath.h"
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#include "SkPathEffect.h"
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#include "SkRRect.h"
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#include "SkWriteBuffer.h"
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SkJSONCanvas::SkJSONCanvas(int width, int height, SkWStream& out, bool sendBinaries)
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: INHERITED(width, height)
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, fOut(out)
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, fRoot(Json::objectValue)
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, fCommands(Json::arrayValue)
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, fSendBinaries(sendBinaries) {
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fRoot[SKJSONCANVAS_VERSION] = Json::Value(1);
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}
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void SkJSONCanvas::finish() {
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fRoot[SKJSONCANVAS_COMMANDS] = fCommands;
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fOut.writeText(Json::FastWriter().write(fRoot).c_str());
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}
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Json::Value SkJSONCanvas::makePoint(const SkPoint& point) {
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Json::Value result(Json::arrayValue);
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result.append(Json::Value(point.x()));
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result.append(Json::Value(point.y()));
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return result;
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}
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Json::Value SkJSONCanvas::makePoint(SkScalar x, SkScalar y) {
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Json::Value result(Json::arrayValue);
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result.append(Json::Value(x));
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result.append(Json::Value(y));
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return result;
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}
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Json::Value SkJSONCanvas::makeRect(const SkRect& rect) {
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Json::Value result(Json::arrayValue);
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result.append(Json::Value(rect.left()));
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result.append(Json::Value(rect.top()));
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result.append(Json::Value(rect.right()));
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result.append(Json::Value(rect.bottom()));
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return result;
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}
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Json::Value SkJSONCanvas::makeRRect(const SkRRect& rrect) {
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Json::Value result(Json::arrayValue);
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result.append(this->makeRect(rrect.rect()));
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result.append(this->makePoint(rrect.radii(SkRRect::kUpperLeft_Corner)));
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result.append(this->makePoint(rrect.radii(SkRRect::kUpperRight_Corner)));
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result.append(this->makePoint(rrect.radii(SkRRect::kLowerRight_Corner)));
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result.append(this->makePoint(rrect.radii(SkRRect::kLowerLeft_Corner)));
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return result;
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}
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Json::Value SkJSONCanvas::makePath(const SkPath& path) {
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Json::Value result(Json::objectValue);
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switch (path.getFillType()) {
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case SkPath::kWinding_FillType:
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result[SKJSONCANVAS_ATTRIBUTE_FILLTYPE] = SKJSONCANVAS_FILLTYPE_WINDING;
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break;
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case SkPath::kEvenOdd_FillType:
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result[SKJSONCANVAS_ATTRIBUTE_FILLTYPE] = SKJSONCANVAS_FILLTYPE_EVENODD;
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break;
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case SkPath::kInverseWinding_FillType:
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result[SKJSONCANVAS_ATTRIBUTE_FILLTYPE] = SKJSONCANVAS_FILLTYPE_INVERSEWINDING;
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break;
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case SkPath::kInverseEvenOdd_FillType:
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result[SKJSONCANVAS_ATTRIBUTE_FILLTYPE] = SKJSONCANVAS_FILLTYPE_INVERSEEVENODD;
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break;
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}
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Json::Value verbs(Json::arrayValue);
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SkPath::Iter iter(path, false);
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SkPoint pts[4];
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SkPath::Verb verb;
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while ((verb = iter.next(pts)) != SkPath::kDone_Verb) {
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switch (verb) {
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case SkPath::kLine_Verb: {
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Json::Value line(Json::objectValue);
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line[SKJSONCANVAS_VERB_LINE] = this->makePoint(pts[1]);
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verbs.append(line);
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break;
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}
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case SkPath::kQuad_Verb: {
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Json::Value quad(Json::objectValue);
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Json::Value coords(Json::arrayValue);
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coords.append(this->makePoint(pts[1]));
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coords.append(this->makePoint(pts[2]));
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quad[SKJSONCANVAS_VERB_QUAD] = coords;
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verbs.append(quad);
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break;
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}
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case SkPath::kCubic_Verb: {
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Json::Value cubic(Json::objectValue);
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Json::Value coords(Json::arrayValue);
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coords.append(this->makePoint(pts[1]));
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coords.append(this->makePoint(pts[2]));
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coords.append(this->makePoint(pts[3]));
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cubic[SKJSONCANVAS_VERB_CUBIC] = coords;
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verbs.append(cubic);
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break;
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}
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case SkPath::kConic_Verb: {
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Json::Value conic(Json::objectValue);
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Json::Value coords(Json::arrayValue);
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coords.append(this->makePoint(pts[1]));
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coords.append(this->makePoint(pts[2]));
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coords.append(Json::Value(iter.conicWeight()));
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conic[SKJSONCANVAS_VERB_CONIC] = coords;
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verbs.append(conic);
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break;
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}
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case SkPath::kMove_Verb: {
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Json::Value move(Json::objectValue);
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move[SKJSONCANVAS_VERB_MOVE] = this->makePoint(pts[0]);
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verbs.append(move);
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break;
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}
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case SkPath::kClose_Verb:
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verbs.append(Json::Value(SKJSONCANVAS_VERB_CLOSE));
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break;
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case SkPath::kDone_Verb:
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break;
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}
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}
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result[SKJSONCANVAS_ATTRIBUTE_VERBS] = verbs;
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return result;
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}
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Json::Value SkJSONCanvas::makeRegion(const SkRegion& region) {
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return Json::Value("<unimplemented>");
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}
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void store_scalar(Json::Value* target, const char* key, SkScalar value, SkScalar defaultValue) {
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if (value != defaultValue) {
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(*target)[key] = Json::Value(value);
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}
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}
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void store_bool(Json::Value* target, const char* key, bool value, bool defaultValue) {
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if (value != defaultValue) {
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(*target)[key] = Json::Value(value);
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}
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}
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static void encode_data(const void* data, size_t count, Json::Value* target) {
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// just use a brain-dead JSON array for now, switch to base64 or something else smarter down the
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// road
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for (size_t i = 0; i < count; i++) {
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target->append(((const uint8_t*)data)[i]);
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}
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}
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static void flatten(const SkFlattenable* flattenable, Json::Value* target, bool sendBinaries) {
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if (sendBinaries) {
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SkWriteBuffer buffer;
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flattenable->flatten(buffer);
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void* data = sk_malloc_throw(buffer.bytesWritten());
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buffer.writeToMemory(data);
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Json::Value bytes;
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encode_data(data, buffer.bytesWritten(), &bytes);
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Json::Value jsonFlattenable;
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jsonFlattenable[SKJSONCANVAS_ATTRIBUTE_NAME] = Json::Value(flattenable->getTypeName());
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jsonFlattenable[SKJSONCANVAS_ATTRIBUTE_BYTES] = bytes;
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(*target) = jsonFlattenable;
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free(data);
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}
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else {
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(*target)[SKJSONCANVAS_ATTRIBUTE_DESCRIPTION] = Json::Value(flattenable->getTypeName());
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}
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}
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static bool SK_WARN_UNUSED_RESULT flatten(const SkImage& image, Json::Value* target,
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bool sendBinaries) {
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if (sendBinaries) {
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SkData* png = image.encode(SkImageEncoder::kPNG_Type, 100);
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if (png == nullptr) {
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SkDebugf("could not encode image\n");
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return false;
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}
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Json::Value bytes;
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encode_data(png->data(), png->size(), &bytes);
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(*target)[SKJSONCANVAS_ATTRIBUTE_BYTES] = bytes;
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png->unref();
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}
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else {
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SkString description = SkStringPrintf("%dx%d pixel image", image.width(), image.height());
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(*target)[SKJSONCANVAS_ATTRIBUTE_DESCRIPTION] = Json::Value(description.c_str());
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}
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return true;
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}
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static bool SK_WARN_UNUSED_RESULT flatten(const SkBitmap& bitmap, Json::Value* target,
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bool sendBinaries) {
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SkImage* image = SkImage::NewFromBitmap(bitmap);
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bool success = flatten(*image, target, sendBinaries);
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image->unref();
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return success;
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}
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static void apply_paint_color(const SkPaint& paint, Json::Value* target) {
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SkColor color = paint.getColor();
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if (color != SK_ColorBLACK) {
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Json::Value colorValue(Json::arrayValue);
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colorValue.append(Json::Value(SkColorGetA(color)));
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colorValue.append(Json::Value(SkColorGetR(color)));
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colorValue.append(Json::Value(SkColorGetG(color)));
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colorValue.append(Json::Value(SkColorGetB(color)));
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(*target)[SKJSONCANVAS_ATTRIBUTE_COLOR] = colorValue;;
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}
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}
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static void apply_paint_style(const SkPaint& paint, Json::Value* target) {
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SkPaint::Style style = paint.getStyle();
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if (style != SkPaint::kFill_Style) {
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switch (style) {
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case SkPaint::kStroke_Style: {
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Json::Value stroke(SKJSONCANVAS_STYLE_STROKE);
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(*target)[SKJSONCANVAS_ATTRIBUTE_STYLE] = stroke;
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break;
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}
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case SkPaint::kStrokeAndFill_Style: {
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Json::Value strokeAndFill(SKJSONCANVAS_STYLE_STROKEANDFILL);
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(*target)[SKJSONCANVAS_ATTRIBUTE_STYLE] = strokeAndFill;
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break;
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}
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default: SkASSERT(false);
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}
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}
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}
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static void apply_paint_cap(const SkPaint& paint, Json::Value* target) {
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SkPaint::Cap cap = paint.getStrokeCap();
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if (cap != SkPaint::kDefault_Cap) {
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switch (cap) {
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case SkPaint::kButt_Cap: {
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(*target)[SKJSONCANVAS_ATTRIBUTE_CAP] = Json::Value(SKJSONCANVAS_CAP_BUTT);
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break;
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}
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case SkPaint::kRound_Cap: {
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(*target)[SKJSONCANVAS_ATTRIBUTE_CAP] = Json::Value(SKJSONCANVAS_CAP_ROUND);
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break;
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}
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case SkPaint::kSquare_Cap: {
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(*target)[SKJSONCANVAS_ATTRIBUTE_CAP] = Json::Value(SKJSONCANVAS_CAP_SQUARE);
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break;
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}
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default: SkASSERT(false);
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}
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}
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}
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static void apply_paint_maskfilter(const SkPaint& paint, Json::Value* target, bool sendBinaries) {
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SkMaskFilter* maskFilter = paint.getMaskFilter();
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if (maskFilter != nullptr) {
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SkMaskFilter::BlurRec blurRec;
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if (maskFilter->asABlur(&blurRec)) {
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Json::Value blur(Json::objectValue);
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blur[SKJSONCANVAS_ATTRIBUTE_SIGMA] = Json::Value(blurRec.fSigma);
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switch (blurRec.fStyle) {
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case SkBlurStyle::kNormal_SkBlurStyle:
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blur[SKJSONCANVAS_ATTRIBUTE_STYLE] = Json::Value(SKJSONCANVAS_BLURSTYLE_NORMAL);
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break;
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case SkBlurStyle::kSolid_SkBlurStyle:
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blur[SKJSONCANVAS_ATTRIBUTE_STYLE] = Json::Value(SKJSONCANVAS_BLURSTYLE_SOLID);
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break;
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case SkBlurStyle::kOuter_SkBlurStyle:
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blur[SKJSONCANVAS_ATTRIBUTE_STYLE] = Json::Value(SKJSONCANVAS_BLURSTYLE_OUTER);
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break;
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case SkBlurStyle::kInner_SkBlurStyle:
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blur[SKJSONCANVAS_ATTRIBUTE_STYLE] = Json::Value(SKJSONCANVAS_BLURSTYLE_INNER);
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break;
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default:
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SkASSERT(false);
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}
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switch (blurRec.fQuality) {
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case SkBlurQuality::kLow_SkBlurQuality:
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blur[SKJSONCANVAS_ATTRIBUTE_QUALITY] = Json::Value(SKJSONCANVAS_BLURQUALITY_LOW);
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break;
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case SkBlurQuality::kHigh_SkBlurQuality:
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blur[SKJSONCANVAS_ATTRIBUTE_QUALITY] = Json::Value(SKJSONCANVAS_BLURQUALITY_HIGH);
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break;
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default:
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SkASSERT(false);
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}
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(*target)[SKJSONCANVAS_ATTRIBUTE_BLUR] = blur;
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}
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else {
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Json::Value jsonMaskFilter;
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flatten(maskFilter, &jsonMaskFilter, sendBinaries);
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(*target)[SKJSONCANVAS_ATTRIBUTE_MASKFILTER] = jsonMaskFilter;
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}
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}
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}
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static void apply_paint_patheffect(const SkPaint& paint, Json::Value* target, bool sendBinaries) {
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SkPathEffect* pathEffect = paint.getPathEffect();
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if (pathEffect != nullptr) {
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SkPathEffect::DashInfo dashInfo;
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SkPathEffect::DashType dashType = pathEffect->asADash(&dashInfo);
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if (dashType == SkPathEffect::kDash_DashType) {
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dashInfo.fIntervals = (SkScalar*) sk_malloc_throw(dashInfo.fCount * sizeof(SkScalar));
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pathEffect->asADash(&dashInfo);
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Json::Value dashing(Json::objectValue);
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Json::Value intervals(Json::arrayValue);
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for (int32_t i = 0; i < dashInfo.fCount; i++) {
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intervals.append(Json::Value(dashInfo.fIntervals[i]));
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}
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free(dashInfo.fIntervals);
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dashing[SKJSONCANVAS_ATTRIBUTE_INTERVALS] = intervals;
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dashing[SKJSONCANVAS_ATTRIBUTE_PHASE] = dashInfo.fPhase;
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(*target)[SKJSONCANVAS_ATTRIBUTE_DASHING] = dashing;
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}
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else {
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Json::Value jsonPathEffect;
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flatten(pathEffect, &jsonPathEffect, sendBinaries);
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(*target)[SKJSONCANVAS_ATTRIBUTE_PATHEFFECT] = jsonPathEffect;
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}
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}
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}
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static void apply_paint_textalign(const SkPaint& paint, Json::Value* target) {
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SkPaint::Align textAlign = paint.getTextAlign();
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if (textAlign != SkPaint::kLeft_Align) {
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switch (textAlign) {
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case SkPaint::kCenter_Align: {
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(*target)[SKJSONCANVAS_ATTRIBUTE_TEXTALIGN] = SKJSONCANVAS_ALIGN_CENTER;
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break;
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}
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case SkPaint::kRight_Align: {
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(*target)[SKJSONCANVAS_ATTRIBUTE_TEXTALIGN] = SKJSONCANVAS_ALIGN_RIGHT;
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break;
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}
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default: SkASSERT(false);
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}
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}
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}
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static void apply_paint_shader(const SkPaint& paint, Json::Value* target, bool sendBinaries) {
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SkFlattenable* shader = paint.getShader();
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if (shader != nullptr) {
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Json::Value jsonShader;
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flatten(shader, &jsonShader, sendBinaries);
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(*target)[SKJSONCANVAS_ATTRIBUTE_SHADER] = jsonShader;
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}
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}
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static void apply_paint_xfermode(const SkPaint& paint, Json::Value* target, bool sendBinaries) {
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SkFlattenable* xfermode = paint.getXfermode();
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if (xfermode != nullptr) {
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Json::Value jsonXfermode;
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flatten(xfermode, &jsonXfermode, sendBinaries);
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(*target)[SKJSONCANVAS_ATTRIBUTE_XFERMODE] = jsonXfermode;
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}
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}
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Json::Value SkJSONCanvas::makePaint(const SkPaint& paint) {
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Json::Value result(Json::objectValue);
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store_scalar(&result, SKJSONCANVAS_ATTRIBUTE_STROKEWIDTH, paint.getStrokeWidth(), 0.0f);
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store_scalar(&result, SKJSONCANVAS_ATTRIBUTE_STROKEMITER, paint.getStrokeMiter(),
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SkPaintDefaults_MiterLimit);
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store_bool(&result, SKJSONCANVAS_ATTRIBUTE_ANTIALIAS, paint.isAntiAlias(), false);
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store_scalar(&result, SKJSONCANVAS_ATTRIBUTE_TEXTSIZE, paint.getTextSize(),
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SkPaintDefaults_TextSize);
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store_scalar(&result, SKJSONCANVAS_ATTRIBUTE_TEXTSCALEX, paint.getTextScaleX(), SK_Scalar1);
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store_scalar(&result, SKJSONCANVAS_ATTRIBUTE_TEXTSCALEX, paint.getTextSkewX(), 0.0f);
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apply_paint_color(paint, &result);
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apply_paint_style(paint, &result);
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apply_paint_cap(paint, &result);
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apply_paint_textalign(paint, &result);
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apply_paint_patheffect(paint, &result, fSendBinaries);
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apply_paint_maskfilter(paint, &result, fSendBinaries);
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apply_paint_shader(paint, &result, fSendBinaries);
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apply_paint_xfermode(paint, &result, fSendBinaries);
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return result;
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}
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Json::Value SkJSONCanvas::makeMatrix(const SkMatrix& matrix) {
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Json::Value result(Json::arrayValue);
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Json::Value row1(Json::arrayValue);
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row1.append(Json::Value(matrix[0]));
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row1.append(Json::Value(matrix[1]));
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row1.append(Json::Value(matrix[2]));
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result.append(row1);
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Json::Value row2(Json::arrayValue);
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row2.append(Json::Value(matrix[3]));
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row2.append(Json::Value(matrix[4]));
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row2.append(Json::Value(matrix[5]));
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result.append(row2);
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Json::Value row3(Json::arrayValue);
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row3.append(Json::Value(matrix[6]));
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row3.append(Json::Value(matrix[7]));
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row3.append(Json::Value(matrix[8]));
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result.append(row3);
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return result;
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}
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Json::Value SkJSONCanvas::makeRegionOp(SkRegion::Op op) {
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switch (op) {
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case SkRegion::kDifference_Op:
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return Json::Value(SKJSONCANVAS_REGIONOP_DIFFERENCE);
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case SkRegion::kIntersect_Op:
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return Json::Value(SKJSONCANVAS_REGIONOP_INTERSECT);
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case SkRegion::kUnion_Op:
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return Json::Value(SKJSONCANVAS_REGIONOP_UNION);
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case SkRegion::kXOR_Op:
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return Json::Value(SKJSONCANVAS_REGIONOP_XOR);
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case SkRegion::kReverseDifference_Op:
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return Json::Value(SKJSONCANVAS_REGIONOP_REVERSE_DIFFERENCE);
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case SkRegion::kReplace_Op:
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return Json::Value(SKJSONCANVAS_REGIONOP_REPLACE);
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default:
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SkASSERT(false);
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return Json::Value("<invalid region op>");
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};
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}
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Json::Value SkJSONCanvas::makePointMode(SkCanvas::PointMode mode) {
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switch (mode) {
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case SkCanvas::kPoints_PointMode:
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return Json::Value(SKJSONCANVAS_POINTMODE_POINTS);
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case SkCanvas::kLines_PointMode:
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return Json::Value(SKJSONCANVAS_POINTMODE_LINES);
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case SkCanvas::kPolygon_PointMode:
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return Json::Value(SKJSONCANVAS_POINTMODE_POLYGON);
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default:
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SkASSERT(false);
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return Json::Value("<invalid point mode>");
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};
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}
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void SkJSONCanvas::updateMatrix() {
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const SkMatrix& matrix = this->getTotalMatrix();
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|
if (matrix != fLastMatrix) {
|
|
Json::Value command(Json::objectValue);
|
|
command[SKJSONCANVAS_COMMAND] = Json::Value(SKJSONCANVAS_COMMAND_MATRIX);
|
|
command[SKJSONCANVAS_ATTRIBUTE_MATRIX] = this->makeMatrix(matrix);
|
|
fCommands.append(command);
|
|
fLastMatrix = matrix;
|
|
}
|
|
}
|
|
|
|
void SkJSONCanvas::onDrawPaint(const SkPaint& paint) {
|
|
Json::Value command(Json::objectValue);
|
|
command[SKJSONCANVAS_COMMAND] = Json::Value(SKJSONCANVAS_COMMAND_PAINT);
|
|
command[SKJSONCANVAS_ATTRIBUTE_PAINT] = this->makePaint(paint);
|
|
fCommands.append(command);
|
|
}
|
|
|
|
void SkJSONCanvas::onDrawRect(const SkRect& rect, const SkPaint& paint) {
|
|
this->updateMatrix();
|
|
Json::Value command(Json::objectValue);
|
|
command[SKJSONCANVAS_COMMAND] = Json::Value(SKJSONCANVAS_COMMAND_RECT);
|
|
command[SKJSONCANVAS_ATTRIBUTE_COORDS] = this->makeRect(rect);
|
|
command[SKJSONCANVAS_ATTRIBUTE_PAINT] = this->makePaint(paint);
|
|
fCommands.append(command);
|
|
}
|
|
|
|
void SkJSONCanvas::onDrawOval(const SkRect& rect, const SkPaint& paint) {
|
|
this->updateMatrix();
|
|
Json::Value command(Json::objectValue);
|
|
command[SKJSONCANVAS_COMMAND] = Json::Value(SKJSONCANVAS_COMMAND_OVAL);
|
|
command[SKJSONCANVAS_ATTRIBUTE_COORDS] = this->makeRect(rect);
|
|
command[SKJSONCANVAS_ATTRIBUTE_PAINT] = this->makePaint(paint);
|
|
fCommands.append(command);
|
|
}
|
|
|
|
void SkJSONCanvas::onDrawRRect(const SkRRect& rrect, const SkPaint& paint) {
|
|
this->updateMatrix();
|
|
Json::Value command(Json::objectValue);
|
|
command[SKJSONCANVAS_COMMAND] = Json::Value(SKJSONCANVAS_COMMAND_RRECT);
|
|
command[SKJSONCANVAS_ATTRIBUTE_COORDS] = this->makeRRect(rrect);
|
|
command[SKJSONCANVAS_ATTRIBUTE_PAINT] = this->makePaint(paint);
|
|
fCommands.append(command);
|
|
}
|
|
|
|
void SkJSONCanvas::onDrawDRRect(const SkRRect& outer, const SkRRect& inner, const SkPaint& paint) {
|
|
this->updateMatrix();
|
|
Json::Value command(Json::objectValue);
|
|
command[SKJSONCANVAS_COMMAND] = Json::Value(SKJSONCANVAS_COMMAND_RRECT);
|
|
command[SKJSONCANVAS_ATTRIBUTE_INNER] = this->makeRRect(inner);
|
|
command[SKJSONCANVAS_ATTRIBUTE_OUTER] = this->makeRRect(outer);
|
|
command[SKJSONCANVAS_ATTRIBUTE_PAINT] = this->makePaint(paint);
|
|
fCommands.append(command);
|
|
}
|
|
|
|
void SkJSONCanvas::onDrawPoints(SkCanvas::PointMode mode, size_t count, const SkPoint pts[],
|
|
const SkPaint& paint) {
|
|
this->updateMatrix();
|
|
Json::Value command(Json::objectValue);
|
|
command[SKJSONCANVAS_COMMAND] = Json::Value(SKJSONCANVAS_COMMAND_POINTS);
|
|
command[SKJSONCANVAS_ATTRIBUTE_MODE] = this->makePointMode(mode);
|
|
Json::Value points(Json::arrayValue);
|
|
for (size_t i = 0; i < count; i++) {
|
|
points.append(this->makePoint(pts[i]));
|
|
}
|
|
command[SKJSONCANVAS_ATTRIBUTE_POINTS] = points;
|
|
command[SKJSONCANVAS_ATTRIBUTE_PAINT] = this->makePaint(paint);
|
|
fCommands.append(command);
|
|
}
|
|
|
|
void SkJSONCanvas::onDrawVertices(SkCanvas::VertexMode, int vertexCount, const SkPoint vertices[],
|
|
const SkPoint texs[], const SkColor colors[], SkXfermode*,
|
|
const uint16_t indices[], int indexCount, const SkPaint&) {
|
|
SkDebugf("unsupported: drawVertices\n");
|
|
}
|
|
|
|
void SkJSONCanvas::onDrawAtlas(const SkImage*, const SkRSXform[], const SkRect[], const SkColor[],
|
|
int count, SkXfermode::Mode, const SkRect* cull, const SkPaint*) {
|
|
SkDebugf("unsupported: drawAtlas\n");
|
|
}
|
|
|
|
void SkJSONCanvas::onDrawPath(const SkPath& path, const SkPaint& paint) {
|
|
this->updateMatrix();
|
|
Json::Value command(Json::objectValue);
|
|
command[SKJSONCANVAS_COMMAND] = Json::Value(SKJSONCANVAS_COMMAND_PATH);
|
|
command[SKJSONCANVAS_ATTRIBUTE_PATH] = this->makePath(path);
|
|
command[SKJSONCANVAS_ATTRIBUTE_PAINT] = this->makePaint(paint);
|
|
fCommands.append(command);
|
|
}
|
|
|
|
void SkJSONCanvas::onDrawImage(const SkImage* image, SkScalar dx, SkScalar dy,
|
|
const SkPaint* paint) {
|
|
Json::Value encoded;
|
|
if (flatten(*image, &encoded, fSendBinaries)) {
|
|
this->updateMatrix();
|
|
Json::Value command(Json::objectValue);
|
|
command[SKJSONCANVAS_COMMAND] = Json::Value(SKJSONCANVAS_COMMAND_IMAGE);
|
|
command[SKJSONCANVAS_ATTRIBUTE_IMAGE] = encoded;
|
|
command[SKJSONCANVAS_ATTRIBUTE_COORDS] = this->makePoint(dx, dy);
|
|
if (paint != nullptr) {
|
|
command[SKJSONCANVAS_ATTRIBUTE_PAINT] = this->makePaint(*paint);
|
|
}
|
|
fCommands.append(command);
|
|
}
|
|
}
|
|
|
|
void SkJSONCanvas::onDrawImageRect(const SkImage* image, const SkRect* src, const SkRect& dst,
|
|
const SkPaint* paint, SkCanvas::SrcRectConstraint constraint) {
|
|
Json::Value encoded;
|
|
if (flatten(*image, &encoded, fSendBinaries)) {
|
|
this->updateMatrix();
|
|
Json::Value command(Json::objectValue);
|
|
command[SKJSONCANVAS_COMMAND] = Json::Value(SKJSONCANVAS_COMMAND_IMAGERECT);
|
|
command[SKJSONCANVAS_ATTRIBUTE_IMAGE] = encoded;
|
|
if (src != nullptr) {
|
|
command[SKJSONCANVAS_ATTRIBUTE_SRC] = this->makeRect(*src);
|
|
}
|
|
command[SKJSONCANVAS_ATTRIBUTE_DST] = this->makeRect(dst);
|
|
if (paint != nullptr) {
|
|
command[SKJSONCANVAS_ATTRIBUTE_PAINT] = this->makePaint(*paint);
|
|
}
|
|
if (constraint == SkCanvas::kStrict_SrcRectConstraint) {
|
|
command[SKJSONCANVAS_ATTRIBUTE_STRICT] = Json::Value(true);
|
|
}
|
|
fCommands.append(command);
|
|
}
|
|
}
|
|
|
|
void SkJSONCanvas::onDrawImageNine(const SkImage*, const SkIRect& center, const SkRect& dst,
|
|
const SkPaint*) {
|
|
SkDebugf("unsupported: drawImageNine\n");
|
|
}
|
|
|
|
void SkJSONCanvas::onDrawBitmap(const SkBitmap& bitmap, SkScalar dx, SkScalar dy,
|
|
const SkPaint* paint) {
|
|
Json::Value encoded;
|
|
if (flatten(bitmap, &encoded, fSendBinaries)) {
|
|
this->updateMatrix();
|
|
Json::Value command(Json::objectValue);
|
|
command[SKJSONCANVAS_COMMAND] = Json::Value(SKJSONCANVAS_COMMAND_BITMAP);
|
|
command[SKJSONCANVAS_ATTRIBUTE_BITMAP] = encoded;
|
|
command[SKJSONCANVAS_ATTRIBUTE_COORDS] = this->makePoint(dx, dy);
|
|
if (paint != nullptr) {
|
|
command[SKJSONCANVAS_ATTRIBUTE_PAINT] = this->makePaint(*paint);
|
|
}
|
|
fCommands.append(command);
|
|
}
|
|
}
|
|
|
|
void SkJSONCanvas::onDrawBitmapRect(const SkBitmap& bitmap, const SkRect* src, const SkRect& dst,
|
|
const SkPaint* paint, SkCanvas::SrcRectConstraint constraint) {
|
|
Json::Value encoded;
|
|
if (flatten(bitmap, &encoded, fSendBinaries)) {
|
|
this->updateMatrix();
|
|
Json::Value command(Json::objectValue);
|
|
command[SKJSONCANVAS_COMMAND] = Json::Value(SKJSONCANVAS_COMMAND_BITMAPRECT);
|
|
command[SKJSONCANVAS_ATTRIBUTE_IMAGE] = encoded;
|
|
if (src != nullptr) {
|
|
command[SKJSONCANVAS_ATTRIBUTE_SRC] = this->makeRect(*src);
|
|
}
|
|
command[SKJSONCANVAS_ATTRIBUTE_DST] = this->makeRect(dst);
|
|
if (paint != nullptr) {
|
|
command[SKJSONCANVAS_ATTRIBUTE_PAINT] = this->makePaint(*paint);
|
|
}
|
|
if (constraint == SkCanvas::kStrict_SrcRectConstraint) {
|
|
command[SKJSONCANVAS_ATTRIBUTE_STRICT] = Json::Value(true);
|
|
}
|
|
fCommands.append(command);
|
|
}
|
|
}
|
|
|
|
void SkJSONCanvas::onDrawBitmapNine(const SkBitmap&, const SkIRect& center, const SkRect& dst,
|
|
const SkPaint*) {
|
|
SkDebugf("unsupported: drawBitmapNine\n");
|
|
}
|
|
|
|
void SkJSONCanvas::onDrawText(const void* text, size_t byteLength, SkScalar x,
|
|
SkScalar y, const SkPaint& paint) {
|
|
this->updateMatrix();
|
|
Json::Value command(Json::objectValue);
|
|
command[SKJSONCANVAS_COMMAND] = Json::Value(SKJSONCANVAS_COMMAND_TEXT);
|
|
command[SKJSONCANVAS_ATTRIBUTE_TEXT] = Json::Value((const char*) text,
|
|
((const char*) text) + byteLength);
|
|
command[SKJSONCANVAS_ATTRIBUTE_COORDS] = this->makePoint(x, y);
|
|
command[SKJSONCANVAS_ATTRIBUTE_PAINT] = this->makePaint(paint);
|
|
fCommands.append(command);
|
|
}
|
|
|
|
void SkJSONCanvas::onDrawPosText(const void* text, size_t byteLength,
|
|
const SkPoint pos[], const SkPaint& paint) {
|
|
this->updateMatrix();
|
|
Json::Value command(Json::objectValue);
|
|
command[SKJSONCANVAS_COMMAND] = Json::Value(SKJSONCANVAS_COMMAND_POSTEXT);
|
|
command[SKJSONCANVAS_ATTRIBUTE_TEXT] = Json::Value((const char*) text,
|
|
((const char*) text) + byteLength);
|
|
Json::Value coords(Json::arrayValue);
|
|
for (size_t i = 0; i < byteLength; i++) {
|
|
coords.append(this->makePoint(pos[i]));
|
|
}
|
|
command[SKJSONCANVAS_ATTRIBUTE_COORDS] = coords;
|
|
command[SKJSONCANVAS_ATTRIBUTE_PAINT] = this->makePaint(paint);
|
|
fCommands.append(command);
|
|
}
|
|
|
|
void SkJSONCanvas::onDrawPosTextH(const void* text, size_t byteLength,
|
|
const SkScalar xpos[], SkScalar constY,
|
|
const SkPaint& paint) {
|
|
SkDebugf("unsupported: drawPosTextH\n");
|
|
}
|
|
|
|
void SkJSONCanvas::onDrawTextOnPath(const void* text, size_t byteLength,
|
|
const SkPath& path, const SkMatrix* matrix,
|
|
const SkPaint& paint) {
|
|
SkDebugf("unsupported: drawTextOnPath\n");
|
|
}
|
|
|
|
void SkJSONCanvas::onDrawTextBlob(const SkTextBlob* blob, SkScalar x, SkScalar y,
|
|
const SkPaint& paint) {
|
|
SkDebugf("unsupported: drawTextBlob\n");
|
|
}
|
|
|
|
void SkJSONCanvas::onDrawPatch(const SkPoint cubics[12], const SkColor colors[4],
|
|
const SkPoint texCoords[4], SkXfermode* xmode,
|
|
const SkPaint& paint) {
|
|
SkDebugf("unsupported: drawPatch\n");
|
|
}
|
|
|
|
void SkJSONCanvas::onDrawDrawable(SkDrawable*, const SkMatrix*) {
|
|
SkDebugf("unsupported: drawDrawable\n");
|
|
}
|
|
|
|
void SkJSONCanvas::onClipRect(const SkRect& rect, SkRegion::Op op, ClipEdgeStyle edgeStyle) {
|
|
this->updateMatrix();
|
|
Json::Value command(Json::objectValue);
|
|
command[SKJSONCANVAS_COMMAND] = Json::Value(SKJSONCANVAS_COMMAND_CLIPRECT);
|
|
command[SKJSONCANVAS_ATTRIBUTE_COORDS] = this->makeRect(rect);
|
|
command[SKJSONCANVAS_ATTRIBUTE_REGIONOP] = this->makeRegionOp(op);
|
|
command[SKJSONCANVAS_ATTRIBUTE_ANTIALIAS] = (edgeStyle == SkCanvas::kSoft_ClipEdgeStyle);
|
|
fCommands.append(command);
|
|
}
|
|
|
|
void SkJSONCanvas::onClipRRect(const SkRRect& rrect, SkRegion::Op op, ClipEdgeStyle edgeStyle) {
|
|
this->updateMatrix();
|
|
Json::Value command(Json::objectValue);
|
|
command[SKJSONCANVAS_COMMAND] = Json::Value(SKJSONCANVAS_COMMAND_CLIPRRECT);
|
|
command[SKJSONCANVAS_ATTRIBUTE_COORDS] = this->makeRRect(rrect);
|
|
command[SKJSONCANVAS_ATTRIBUTE_REGIONOP] = this->makeRegionOp(op);
|
|
command[SKJSONCANVAS_ATTRIBUTE_ANTIALIAS] = (edgeStyle == SkCanvas::kSoft_ClipEdgeStyle);
|
|
fCommands.append(command);
|
|
}
|
|
|
|
void SkJSONCanvas::onClipPath(const SkPath& path, SkRegion::Op op, ClipEdgeStyle edgeStyle) {
|
|
this->updateMatrix();
|
|
Json::Value command(Json::objectValue);
|
|
command[SKJSONCANVAS_COMMAND] = Json::Value(SKJSONCANVAS_COMMAND_CLIPPATH);
|
|
command[SKJSONCANVAS_ATTRIBUTE_PATH] = this->makePath(path);
|
|
command[SKJSONCANVAS_ATTRIBUTE_REGIONOP] = this->makeRegionOp(op);
|
|
command[SKJSONCANVAS_ATTRIBUTE_ANTIALIAS] = (edgeStyle == SkCanvas::kSoft_ClipEdgeStyle);
|
|
fCommands.append(command);
|
|
}
|
|
|
|
void SkJSONCanvas::onClipRegion(const SkRegion& deviceRgn, SkRegion::Op op) {
|
|
this->updateMatrix();
|
|
Json::Value command(Json::objectValue);
|
|
command[SKJSONCANVAS_COMMAND] = Json::Value(SKJSONCANVAS_COMMAND_CLIPREGION);
|
|
command[SKJSONCANVAS_ATTRIBUTE_REGION] = this->makeRegion(deviceRgn);
|
|
command[SKJSONCANVAS_ATTRIBUTE_REGIONOP] = this->makeRegionOp(op);
|
|
fCommands.append(command);
|
|
}
|
|
|
|
void SkJSONCanvas::willSave() {
|
|
this->updateMatrix();
|
|
Json::Value command(Json::objectValue);
|
|
command[SKJSONCANVAS_COMMAND] = Json::Value(SKJSONCANVAS_COMMAND_SAVE);
|
|
fCommands.append(command);
|
|
}
|
|
|
|
void SkJSONCanvas::willRestore() {
|
|
Json::Value command(Json::objectValue);
|
|
command[SKJSONCANVAS_COMMAND] = Json::Value(SKJSONCANVAS_COMMAND_RESTORE);
|
|
fCommands.append(command);
|
|
}
|
|
|
|
SkCanvas::SaveLayerStrategy SkJSONCanvas::getSaveLayerStrategy(const SaveLayerRec& rec) {
|
|
Json::Value command(Json::objectValue);
|
|
command[SKJSONCANVAS_COMMAND] = Json::Value(SKJSONCANVAS_COMMAND_SAVELAYER);
|
|
if (rec.fBounds != nullptr) {
|
|
command[SKJSONCANVAS_ATTRIBUTE_BOUNDS] = this->makeRect(*rec.fBounds);
|
|
}
|
|
if (rec.fPaint != nullptr) {
|
|
command[SKJSONCANVAS_ATTRIBUTE_PAINT] = this->makePaint(*rec.fPaint);
|
|
}
|
|
if (rec.fBackdrop != nullptr) {
|
|
Json::Value backdrop;
|
|
flatten(rec.fBackdrop, &backdrop, fSendBinaries);
|
|
command[SKJSONCANVAS_ATTRIBUTE_BACKDROP] = backdrop;
|
|
}
|
|
if (rec.fSaveLayerFlags != 0) {
|
|
SkDebugf("unsupported: saveLayer flags\n");
|
|
}
|
|
fCommands.append(command);
|
|
return this->INHERITED::getSaveLayerStrategy(rec);
|
|
}
|