blob: 4f2840f19eae7b7ca53d1749e75850de1957684f [file] [log] [blame]
// Copyright 2014 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 "cc/playback/clip_display_item.h"
#include <stddef.h>
#include <string>
#include "base/logging.h"
#include "base/strings/stringprintf.h"
#include "base/trace_event/trace_event_argument.h"
#include "cc/proto/display_item.pb.h"
#include "cc/proto/gfx_conversions.h"
#include "cc/proto/skia_conversions.h"
#include "third_party/skia/include/core/SkCanvas.h"
#include "ui/gfx/skia_util.h"
namespace cc {
class ImageSerializationProcessor;
ClipDisplayItem::ClipDisplayItem(const gfx::Rect& clip_rect,
const std::vector<SkRRect>& rounded_clip_rects,
bool antialias) {
SetNew(clip_rect, rounded_clip_rects, antialias);
}
ClipDisplayItem::ClipDisplayItem(const proto::DisplayItem& proto) {
DCHECK_EQ(proto::DisplayItem::Type_Clip, proto.type());
const proto::ClipDisplayItem& details = proto.clip_item();
gfx::Rect clip_rect = ProtoToRect(details.clip_rect());
std::vector<SkRRect> rounded_clip_rects;
rounded_clip_rects.reserve(details.rounded_rects_size());
for (int i = 0; i < details.rounded_rects_size(); i++) {
rounded_clip_rects.push_back(ProtoToSkRRect(details.rounded_rects(i)));
}
bool antialias = details.antialias();
SetNew(clip_rect, rounded_clip_rects, antialias);
}
void ClipDisplayItem::SetNew(const gfx::Rect& clip_rect,
const std::vector<SkRRect>& rounded_clip_rects,
bool antialias) {
clip_rect_ = clip_rect;
rounded_clip_rects_ = rounded_clip_rects;
antialias_ = antialias;
}
ClipDisplayItem::~ClipDisplayItem() {}
void ClipDisplayItem::ToProtobuf(proto::DisplayItem* proto) const {
proto->set_type(proto::DisplayItem::Type_Clip);
proto::ClipDisplayItem* details = proto->mutable_clip_item();
RectToProto(clip_rect_, details->mutable_clip_rect());
DCHECK_EQ(0, details->rounded_rects_size());
for (const auto& rrect : rounded_clip_rects_) {
SkRRectToProto(rrect, details->add_rounded_rects());
}
details->set_antialias(antialias_);
}
void ClipDisplayItem::Raster(SkCanvas* canvas,
SkPicture::AbortCallback* callback) const {
canvas->save();
canvas->clipRect(SkRect::MakeXYWH(clip_rect_.x(), clip_rect_.y(),
clip_rect_.width(), clip_rect_.height()),
SkRegion::kIntersect_Op, antialias_);
for (size_t i = 0; i < rounded_clip_rects_.size(); ++i) {
if (rounded_clip_rects_[i].isRect()) {
canvas->clipRect(rounded_clip_rects_[i].rect(), SkRegion::kIntersect_Op,
antialias_);
} else {
canvas->clipRRect(rounded_clip_rects_[i], SkRegion::kIntersect_Op,
antialias_);
}
}
}
void ClipDisplayItem::AsValueInto(const gfx::Rect& visual_rect,
base::trace_event::TracedValue* array) const {
std::string value = base::StringPrintf(
"ClipDisplayItem rect: [%s] visualRect: [%s]",
clip_rect_.ToString().c_str(), visual_rect.ToString().c_str());
for (const SkRRect& rounded_rect : rounded_clip_rects_) {
base::StringAppendF(
&value, " rounded_rect: [rect: [%s]",
gfx::SkRectToRectF(rounded_rect.rect()).ToString().c_str());
base::StringAppendF(&value, " radii: [");
SkVector upper_left_radius = rounded_rect.radii(SkRRect::kUpperLeft_Corner);
base::StringAppendF(&value, "[%f,%f],", upper_left_radius.x(),
upper_left_radius.y());
SkVector upper_right_radius =
rounded_rect.radii(SkRRect::kUpperRight_Corner);
base::StringAppendF(&value, " [%f,%f],", upper_right_radius.x(),
upper_right_radius.y());
SkVector lower_right_radius =
rounded_rect.radii(SkRRect::kLowerRight_Corner);
base::StringAppendF(&value, " [%f,%f],", lower_right_radius.x(),
lower_right_radius.y());
SkVector lower_left_radius = rounded_rect.radii(SkRRect::kLowerLeft_Corner);
base::StringAppendF(&value, " [%f,%f]]", lower_left_radius.x(),
lower_left_radius.y());
}
array->AppendString(value);
}
size_t ClipDisplayItem::ExternalMemoryUsage() const {
return rounded_clip_rects_.capacity() * sizeof(rounded_clip_rects_[0]);
}
EndClipDisplayItem::EndClipDisplayItem() {}
EndClipDisplayItem::EndClipDisplayItem(const proto::DisplayItem& proto) {
DCHECK_EQ(proto::DisplayItem::Type_EndClip, proto.type());
}
EndClipDisplayItem::~EndClipDisplayItem() {
}
void EndClipDisplayItem::ToProtobuf(proto::DisplayItem* proto) const {
proto->set_type(proto::DisplayItem::Type_EndClip);
}
void EndClipDisplayItem::Raster(SkCanvas* canvas,
SkPicture::AbortCallback* callback) const {
canvas->restore();
}
void EndClipDisplayItem::AsValueInto(
const gfx::Rect& visual_rect,
base::trace_event::TracedValue* array) const {
array->AppendString(base::StringPrintf("EndClipDisplayItem visualRect: [%s]",
visual_rect.ToString().c_str()));
}
size_t EndClipDisplayItem::ExternalMemoryUsage() const {
return 0;
}
} // namespace cc