| // 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 "core/paint/TransformRecorder.h" |
| |
| #include "platform/graphics/GraphicsContext.h" |
| #include "platform/graphics/paint/PaintController.h" |
| #include "platform/graphics/paint/TransformDisplayItem.h" |
| |
| namespace blink { |
| |
| TransformRecorder::TransformRecorder(GraphicsContext& context, |
| const DisplayItemClient& client, |
| const AffineTransform& transform) |
| : context_(context), client_(client) { |
| if (RuntimeEnabledFeatures::SlimmingPaintV175Enabled()) |
| return; |
| skip_recording_for_identity_transform_ = transform.IsIdentity(); |
| |
| if (skip_recording_for_identity_transform_) |
| return; |
| |
| context_.GetPaintController().CreateAndAppend<BeginTransformDisplayItem>( |
| client_, transform); |
| } |
| |
| TransformRecorder::~TransformRecorder() { |
| if (RuntimeEnabledFeatures::SlimmingPaintV175Enabled()) |
| return; |
| if (skip_recording_for_identity_transform_) |
| return; |
| |
| context_.GetPaintController().EndItem<EndTransformDisplayItem>(client_); |
| } |
| |
| } // namespace blink |
