SV Test

ui/compositor/paint_recorder.cc

 // 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 "ui/compositor/paint_recorder.h"
 
 #include "cc/paint/display_item_list.h"
 #include "cc/paint/drawing_display_item.h"
 #include "cc/paint/paint_recorder.h"
 #include "third_party/skia/include/core/SkRefCnt.h"
 #include "ui/compositor/paint_cache.h"
 #include "ui/compositor/paint_context.h"
 #include "ui/gfx/skia_util.h"
 
 namespace ui {
+namespace {
+/*
+gfx::Size ScaleIfNeeded(const gfx::Size& size,
+                        const PaintContext& context,
+                        bool is_already_scaled) {
+  if (is_already_scaled)
+    return size;
+  return gfx::ScaleToCeiledSize(size, context.device_scale_factor(),
+                                context.device_scale_factor());
+}
+*/
+}
 
 // This class records a reference to the context, the canvas returned
 // by its recorder_, and the cache. Thus all 3 of these must remain
 // valid for the lifetime of this object.
 PaintRecorder::PaintRecorder(const PaintContext& context,
                              const gfx::Size& recording_size,
-                             PaintCache* cache)
+                             PaintCache* cache,
+                             bool is_scaled)
     : context_(context),
-      canvas_(context.recorder_->beginRecording(
-                  gfx::RectToSkRect(gfx::Rect(recording_size))),
-              context.device_scale_factor_),
+      canvas_(
+          context.recorder_->beginRecording(gfx::RectToSkRect(
+              gfx::Rect(context.pixel_size()))),
+          context.device_scale_factor()),
       cache_(cache),
-      bounds_in_layer_(context.ToLayerSpaceBounds(recording_size)) {
+      bounds_in_layer_(context.ToLayerSpaceBounds(
+          context.pixel_size())) {
 #if DCHECK_IS_ON()
   DCHECK(!context.inside_paint_recorder_);
   context.inside_paint_recorder_ = true;
 #endif
+  if (is_scaled) {
+    if (context.pixel_size() != recording_size) {
+      LOG(ERROR) << "Pixel size mismatch in paint recorder:" << context.pixel_size().ToString() << " vs " << recording_size.ToString();
+    }
+  } else {
+    if (context.size() != recording_size) {
+      LOG(ERROR) << "size mismatch in paint recorder:" << context.size().ToString() << " vs " << recording_size.ToString();
+    }
+  }
+  gfx::Vector2dF scale = context.CanvasScale();
+  canvas()->Scale(scale.x(), scale.y());
 }
 
 PaintRecorder::PaintRecorder(const PaintContext& context,
                              const gfx::Size& recording_size)
-    : PaintRecorder(context, recording_size, nullptr) {
+    : PaintRecorder(context, recording_size, nullptr, false) {
 }
 
 PaintRecorder::~PaintRecorder() {
 #if DCHECK_IS_ON()
   context_.inside_paint_recorder_ = false;
 #endif
   const auto& item =
       context_.list_->CreateAndAppendDrawingItem<cc::DrawingDisplayItem>(
           bounds_in_layer_, context_.recorder_->finishRecordingAsPicture());
   if (cache_)
     cache_->SetCache(item);
 }
 
 }  // namespace ui