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// 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 void MakeAsyncCopyRequest(
gfx::NativeWindow window,
const gfx::Rect& source_rect,
viz::CopyOutputRequest::CopyOutputRequestCallback callback) {
std::unique_ptr<viz::CopyOutputRequest> request =
std::make_unique<viz::CopyOutputRequest>(
viz::CopyOutputRequest::ResultFormat::RGBA_BITMAP,
std::move(callback));
float scale = ui::GetScaleFactorForNativeView(window);
request->set_area(gfx::ScaleToEnclosingRect(source_rect, scale));
window->GetCompositor()->RequestCopyOfOutputOnRootLayer(std::move(request));
}
void GrabWindowSnapshotAndScaleAsync(
gfx::NativeWindow window,
const gfx::Rect& source_rect,
const gfx::Size& target_size,
const GrabWindowSnapshotAsyncCallback& callback) {
MakeAsyncCopyRequest(window, source_rect,
base::BindOnce(&SnapshotAsync::ScaleCopyOutputResult,
callback, target_size));
}
void GrabWindowSnapshotAsync(gfx::NativeWindow window,
const gfx::Rect& source_rect,
const GrabWindowSnapshotAsyncCallback& callback) {
MakeAsyncCopyRequest(
window, source_rect,
base::BindOnce(&SnapshotAsync::RunCallbackWithCopyOutputResult,
callback));
}
void GrabViewSnapshotAsync(gfx::NativeView view,
const gfx::Rect& source_rect,
const GrabWindowSnapshotAsyncCallback& callback) {
MakeAsyncCopyRequest(
view->GetWindowAndroid(), source_rect,
base::BindOnce(&SnapshotAsync::RunCallbackWithCopyOutputResult,
callback));
}
} // namespace ui
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