1234567891011121314151617181920212223242526272829303132333435363738394041424344454647484950515253545556575859606162636465666768697071727374757677787980818283848586878889909192939495969798 |
- // 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/snapshot/snapshot.h"
- #include <memory>
- #include <utility>
- #include "base/bind.h"
- #include "components/viz/common/frame_sinks/copy_output_request.h"
- #include "third_party/skia/include/core/SkBitmap.h"
- #include "ui/android/view_android.h"
- #include "ui/android/window_android.h"
- #include "ui/android/window_android_compositor.h"
- #include "ui/base/layout.h"
- #include "ui/gfx/geometry/point_conversions.h"
- #include "ui/gfx/geometry/rect_conversions.h"
- #include "ui/snapshot/snapshot_async.h"
- namespace ui {
- // Sync versions are not supported in Android. Callers should fall back
- // to the async version.
- bool GrabViewSnapshot(gfx::NativeView view,
- const gfx::Rect& snapshot_bounds,
- gfx::Image* image) {
- return GrabWindowSnapshot(view->GetWindowAndroid(), snapshot_bounds, image);
- }
- bool GrabWindowSnapshot(gfx::NativeWindow window,
- const gfx::Rect& snapshot_bounds,
- gfx::Image* image) {
- return false;
- }
- static std::unique_ptr<viz::CopyOutputRequest> CreateCopyRequest(
- gfx::NativeView view,
- const gfx::Rect& source_rect,
- viz::CopyOutputRequest::CopyOutputRequestCallback callback) {
- std::unique_ptr<viz::CopyOutputRequest> request =
- std::make_unique<viz::CopyOutputRequest>(
- viz::CopyOutputRequest::ResultFormat::RGBA,
- viz::CopyOutputRequest::ResultDestination::kSystemMemory,
- std::move(callback));
- float scale = ui::GetScaleFactorForNativeView(view);
- request->set_area(gfx::ScaleToEnclosingRect(source_rect, scale));
- return request;
- }
- static void MakeAsyncCopyRequest(
- gfx::NativeWindow window,
- const gfx::Rect& source_rect,
- std::unique_ptr<viz::CopyOutputRequest> copy_request) {
- if (!window->GetCompositor())
- return;
- window->GetCompositor()->RequestCopyOfOutputOnRootLayer(
- std::move(copy_request));
- }
- void GrabWindowSnapshotAndScaleAsync(gfx::NativeWindow window,
- const gfx::Rect& source_rect,
- const gfx::Size& target_size,
- GrabWindowSnapshotAsyncCallback callback) {
- MakeAsyncCopyRequest(
- window, source_rect,
- CreateCopyRequest(window, source_rect,
- base::BindOnce(&SnapshotAsync::ScaleCopyOutputResult,
- std::move(callback), target_size)));
- }
- void GrabWindowSnapshotAsync(gfx::NativeWindow window,
- const gfx::Rect& source_rect,
- GrabWindowSnapshotAsyncCallback callback) {
- MakeAsyncCopyRequest(
- window, source_rect,
- CreateCopyRequest(
- window, source_rect,
- base::BindOnce(&SnapshotAsync::RunCallbackWithCopyOutputResult,
- std::move(callback))));
- }
- void GrabViewSnapshotAsync(gfx::NativeView view,
- const gfx::Rect& source_rect,
- GrabWindowSnapshotAsyncCallback callback) {
- std::unique_ptr<viz::CopyOutputRequest> copy_request =
- view->MaybeRequestCopyOfView(CreateCopyRequest(
- view, source_rect,
- base::BindOnce(&SnapshotAsync::RunCallbackWithCopyOutputResult,
- std::move(callback))));
- if (!copy_request)
- return;
- MakeAsyncCopyRequest(view->GetWindowAndroid(), source_rect,
- std::move(copy_request));
- }
- } // namespace ui
|