SV Test

ui/gfx/canvas.cc

 // Copyright (c) 2012 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/gfx/canvas.h"
 
 #include <cmath>
 #include <limits>
 
 #include "base/i18n/rtl.h"
 #include "base/logging.h"
 #include "cc/paint/paint_flags.h"
 #include "cc/paint/paint_shader.h"
 #include "third_party/skia/include/core/SkBitmap.h"
 #include "third_party/skia/include/core/SkPath.h"
 #include "third_party/skia/include/core/SkRefCnt.h"
 #include "third_party/skia/include/effects/SkGradientShader.h"
 #include "ui/gfx/font_list.h"
 #include "ui/gfx/geometry/insets_f.h"
 #include "ui/gfx/geometry/rect.h"
 #include "ui/gfx/geometry/rect_conversions.h"
 #include "ui/gfx/geometry/rect_f.h"
 #include "ui/gfx/geometry/safe_integer_conversions.h"
 #include "ui/gfx/geometry/size_conversions.h"
 #include "ui/gfx/scoped_canvas.h"
 #include "ui/gfx/skia_paint_util.h"
 #include "ui/gfx/skia_util.h"
 #include "ui/gfx/transform.h"
 
+#include "base/debug/stack_trace.h"
+
 namespace gfx {
 
 Canvas::Canvas(const Size& size, float image_scale, bool is_opaque)
     : image_scale_(image_scale) {
   Size pixel_size = ScaleToCeiledSize(size, image_scale);
   canvas_ = CreateOwnedCanvas(pixel_size, is_opaque);
+  LOG(ERROR) << "image scale:" << image_scale;
+
 
 #if !defined(USE_CAIRO)
   // skia::PlatformCanvas instances are initialized to 0 by Cairo, but
   // uninitialized on other platforms.
   if (!is_opaque)
     canvas_->clear(SkColorSetARGB(0, 0, 0, 0));
 #endif
 
   SkScalar scale_scalar = SkFloatToScalar(image_scale);
   canvas_->scale(scale_scalar, scale_scalar);
@@ skipping 149 matching lines @@
     return true;
   }
   *bounds = gfx::Rect();
   return false;
 }
 
 void Canvas::Translate(const Vector2d& offset) {
   canvas_->translate(SkIntToScalar(offset.x()), SkIntToScalar(offset.y()));
 }
 
-void Canvas::Scale(int x_scale, int y_scale) {
-  canvas_->scale(SkIntToScalar(x_scale), SkIntToScalar(y_scale));
+void Canvas::Scale(float x_scale, float y_scale) {
+  canvas_->scale(SkFloatToScalar(x_scale), SkFloatToScalar(y_scale));
 }
 
 void Canvas::DrawColor(SkColor color) {
   DrawColor(color, SkBlendMode::kSrcOver);
 }
 
 void Canvas::DrawColor(SkColor color, SkBlendMode mode) {
   canvas_->drawColor(color, mode);
 }
 
@@ skipping 365 matching lines @@
   bitmap_.emplace();
   bitmap_->allocPixels(info);
   // Ensure that the bitmap is zeroed, since the code expects that.
   memset(bitmap_->getPixels(), 0, bitmap_->getSafeSize());
 
   owned_canvas_ = cc::SkiaPaintCanvas(bitmap_.value());
   return &owned_canvas_.value();
 }
 
 }  // namespace gfx