| // Copyright 2017 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/paint/paint_image_builder.h" |
| |
| namespace cc { |
| |
| // static |
| PaintImageBuilder PaintImageBuilder::WithDefault() { |
| return PaintImageBuilder(); |
| } |
| |
| // static |
| PaintImageBuilder PaintImageBuilder::WithCopy(PaintImage paint_image) { |
| return PaintImageBuilder(std::move(paint_image), false); |
| } |
| |
| // static |
| PaintImageBuilder PaintImageBuilder::WithProperties(PaintImage paint_image) { |
| return PaintImageBuilder(std::move(paint_image), true); |
| } |
| |
| PaintImageBuilder::PaintImageBuilder() = default; |
| PaintImageBuilder::PaintImageBuilder(PaintImage image, bool clear_contents) |
| : paint_image_(std::move(image)) { |
| #if DCHECK_IS_ON() |
| id_set_ = true; |
| #endif |
| if (clear_contents) { |
| paint_image_.sk_image_ = nullptr; |
| paint_image_.paint_record_ = nullptr; |
| paint_image_.paint_record_rect_ = gfx::Rect(); |
| paint_image_.paint_image_generator_ = nullptr; |
| paint_image_.cached_sk_image_ = nullptr; |
| } |
| } |
| PaintImageBuilder::PaintImageBuilder(PaintImageBuilder&& other) = default; |
| PaintImageBuilder::~PaintImageBuilder() = default; |
| |
| PaintImage PaintImageBuilder::TakePaintImage() { |
| #if DCHECK_IS_ON() |
| DCHECK(id_set_); |
| if (paint_image_.sk_image_) { |
| DCHECK(!paint_image_.paint_record_); |
| DCHECK(!paint_image_.paint_image_generator_); |
| DCHECK(!paint_image_.sk_image_->isLazyGenerated()); |
| // TODO(khushalsagar): Assert that we don't have an animated image type |
| // here. The only case where this is possible is DragImage. There are 2 use |
| // cases going through that path, re-orienting the image and for use by the |
| // DragController. The first should never be triggered for an animated |
| // image (orientation changes can only be specified by JPEGs, none of the |
| // animation image types use it). For the latter the image is required to be |
| // decoded and used in blink, and should only need the default frame. |
| } else if (paint_image_.paint_record_) { |
| DCHECK(!paint_image_.sk_image_); |
| DCHECK(!paint_image_.paint_image_generator_); |
| // TODO(khushalsagar): Assert that we don't have an animated image type |
| // here. |
| } else if (paint_image_.paint_image_generator_) { |
| DCHECK(!paint_image_.sk_image_); |
| DCHECK(!paint_image_.paint_record_); |
| } |
| |
| if (paint_image_.ShouldAnimate()) { |
| DCHECK(paint_image_.paint_image_generator_) |
| << "Animated images must provide a generator"; |
| for (const auto& frame : paint_image_.GetFrameMetadata()) |
| DCHECK_GT(frame.duration, base::TimeDelta()); |
| } |
| #endif |
| |
| // We may already have a cached_sk_image_ if this builder was created with a |
| // copy. |
| if (!paint_image_.cached_sk_image_) |
| paint_image_.CreateSkImage(); |
| return std::move(paint_image_); |
| } |
| |
| } // namespace cc |