Add toString() for paint property node classes

third_party/WebKit/Source/platform/testing/PaintPrinters.cpp

 // Copyright 2015 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "platform/testing/PaintPrinters.h"
 
 #include "platform/graphics/paint/PaintChunk.h"
 #include "platform/graphics/paint/PaintChunkProperties.h"
 #include <iomanip>  // NOLINT
 #include <ostream>  // NOLINT
 
 namespace {
 class StreamStateSaver : private std::ios {
   WTF_MAKE_NONCOPYABLE(StreamStateSaver);
 
  public:
   StreamStateSaver(std::ios& other) : std::ios(nullptr), m_other(other) {
     copyfmt(other);
   }
   ~StreamStateSaver() { m_other.copyfmt(*this); }
 
  private:
   std::ios& m_other;
 };
 }  // unnamed namespace
 
 namespace blink {
 
-// basic_ostream::operator<<(const void*) is drunk.
-static void PrintPointer(const void* ptr, std::ostream& os) {
-  StreamStateSaver saver(os);
-  uintptr_t intPtr = reinterpret_cast<uintptr_t>(ptr);
-  os << "0x" << std::setfill('0') << std::setw(sizeof(uintptr_t) * 2)
-     << std::hex << intPtr;
-}
-
-void PrintTo(const ClipPaintPropertyNode& node, std::ostream* os) {
-  *os << "ClipPaintPropertyNode(clip=";
-  PrintTo(node.clipRect(), os);
-  *os << ", localTransformSpace=";
-  PrintPointer(node.localTransformSpace(), *os);
-  *os << ", parent=";
-  PrintPointer(node.parent(), *os);
-  *os << ")";
-}
-
 void PrintTo(const PaintChunk& chunk, std::ostream* os) {
   *os << "PaintChunk(begin=" << chunk.beginIndex << ", end=" << chunk.endIndex
       << ", id=";
   if (!chunk.id) {
     *os << "null";
   } else {
     *os << "(" << &chunk.id->client << ", ";
 #ifndef NDEBUG
     *os << DisplayItem::typeAsDebugString(chunk.id->type);
 #else
@@ skipping 51 matching lines @@
     printedProperty = true;
   }
 
   if (printedProperty)
     *os << ", ";
   *os << "backfaceHidden=" << properties.backfaceHidden;
 
   *os << ")";
 }
 
-void PrintTo(const TransformPaintPropertyNode& transformPaintProperty,
-             std::ostream* os) {
-  *os << "TransformPaintPropertyNode(matrix=";
-  PrintTo(transformPaintProperty.matrix(), os);
-  *os << ", origin=";
-  PrintTo(transformPaintProperty.origin(), os);
-  *os << ")";
+void PrintTo(const ClipPaintPropertyNode& node, std::ostream* os) {
+  *os << "ClipPaintPropertyNode(" << node.toString().ascii().data() << ")";
 }
 
-void PrintTo(const EffectPaintPropertyNode& effect, std::ostream* os) {
-  *os << "EffectPaintPropertyNode(opacity=" << effect.opacity() << ")";
+void PrintTo(const TransformPaintPropertyNode& node, std::ostream* os) {
+  *os << "TransformPaintPropertyNode(" << node.toString().ascii().data() << ")";
+}
+
+void PrintTo(const EffectPaintPropertyNode& node, std::ostream* os) {
+  *os << "EffectPaintPropertyNode(" << node.toString().ascii().data() << ")";
 }
 
 void PrintTo(const ScrollPaintPropertyNode& node, std::ostream* os) {
-  *os << "ScrollPaintPropertyNode(clip=";
-  PrintTo(node.clip(), os);
-  *os << ", bounds=";
-  PrintTo(node.bounds(), os);
-  *os << ", userScrollableHorizontal=" << node.userScrollableHorizontal();
-  *os << ", userScrollableVertical=" << node.userScrollableVertical();
-  *os << ", scrollOffsetTranslation=";
-  PrintPointer(node.scrollOffsetTranslation(), *os);
-  *os << ", parent=";
-  PrintPointer(node.parent(), *os);
-  *os << ")";
+  *os << "ScrollPaintPropertyNode(" << node.toString().ascii().data() << ")";
 }
 
 }  // namespace blink