
In http://review.skia.org/664477 we introduce a new API to GrDirectContext that requires disambiguating flushes. Additional changes change up #includes a bit and would otherwise break Chrome in places that were not including correctly. Bug: skia:13983, skia:13052 Change-Id: Ia14c826d1a32f97e5f9c510d32532805a38fc16d Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/4387338 Reviewed-by: Calder Kitagawa <ckitagawa@chromium.org> Commit-Queue: Kevin Lubick <kjlubick@chromium.org> Reviewed-by: Lei Zhang <thestig@chromium.org> Reviewed-by: Corentin Wallez <cwallez@chromium.org> Cr-Commit-Position: refs/heads/main@{#1124723}
151 lines
5.2 KiB
C++
151 lines
5.2 KiB
C++
// Copyright 2012 The Chromium Authors
|
|
// Use of this source code is governed by a BSD-style license that can be
|
|
// found in the LICENSE file.
|
|
|
|
#ifndef PRINTING_METAFILE_SKIA_H_
|
|
#define PRINTING_METAFILE_SKIA_H_
|
|
|
|
#include <stdint.h>
|
|
|
|
#include <memory>
|
|
|
|
#include "base/gtest_prod_util.h"
|
|
#include "build/build_config.h"
|
|
#include "cc/paint/paint_canvas.h"
|
|
#include "printing/common/metafile_utils.h"
|
|
#include "printing/metafile.h"
|
|
#include "printing/mojom/print.mojom-forward.h"
|
|
#include "skia/ext/platform_canvas.h"
|
|
#include "third_party/skia/include/core/SkRefCnt.h"
|
|
#include "ui/accessibility/ax_tree_update.h"
|
|
|
|
#if BUILDFLAG(IS_WIN)
|
|
#include <windows.h>
|
|
#endif
|
|
|
|
class SkCanvas;
|
|
class SkPicture;
|
|
class SkStreamAsset;
|
|
|
|
namespace base {
|
|
class UnguessableToken;
|
|
} // namespace base
|
|
|
|
namespace printing {
|
|
|
|
struct MetafileSkiaData;
|
|
|
|
// This class uses Skia graphics library to generate a PDF or MSKP document.
|
|
class COMPONENT_EXPORT(PRINTING_METAFILE) MetafileSkia : public Metafile {
|
|
public:
|
|
// Default constructor, for mojom::SkiaDocumentType::kPDF type only.
|
|
// TODO(weili): we should split up this use case into a different class, see
|
|
// comments before InitFromData()'s implementation.
|
|
MetafileSkia();
|
|
MetafileSkia(mojom::SkiaDocumentType type, int document_cookie);
|
|
MetafileSkia(const MetafileSkia&) = delete;
|
|
MetafileSkia& operator=(const MetafileSkia&) = delete;
|
|
~MetafileSkia() override;
|
|
|
|
// Metafile methods.
|
|
bool Init() override;
|
|
bool InitFromData(base::span<const uint8_t> data) override;
|
|
|
|
void StartPage(const gfx::Size& page_size,
|
|
const gfx::Rect& content_area,
|
|
float scale_factor,
|
|
mojom::PageOrientation page_orientation) override;
|
|
bool FinishPage() override;
|
|
bool FinishDocument() override;
|
|
|
|
uint32_t GetDataSize() const override;
|
|
bool GetData(void* dst_buffer, uint32_t dst_buffer_size) const override;
|
|
bool ShouldCopySharedMemoryRegionData() const override;
|
|
mojom::MetafileDataType GetDataType() const override;
|
|
|
|
gfx::Rect GetPageBounds(unsigned int page_number) const override;
|
|
unsigned int GetPageCount() const override;
|
|
|
|
printing::NativeDrawingContext context() const override;
|
|
|
|
#if BUILDFLAG(IS_WIN)
|
|
bool Playback(printing::NativeDrawingContext hdc,
|
|
const RECT* rect) const override;
|
|
bool SafePlayback(printing::NativeDrawingContext hdc) const override;
|
|
#elif BUILDFLAG(IS_APPLE)
|
|
bool RenderPage(unsigned int page_number,
|
|
printing::NativeDrawingContext context,
|
|
const CGRect& rect,
|
|
bool autorotate,
|
|
bool fit_to_page) const override;
|
|
#endif
|
|
|
|
#if BUILDFLAG(IS_ANDROID)
|
|
bool SaveToFileDescriptor(int fd) const override;
|
|
#else
|
|
bool SaveTo(base::File* file) const override;
|
|
#endif // BUILDFLAG(IS_ANDROID)
|
|
|
|
// Unlike FinishPage() or FinishDocument(), this is for out-of-process
|
|
// subframe printing. It will just serialize the content into SkPicture
|
|
// format and store it as final data.
|
|
void FinishFrameContent();
|
|
|
|
// Return a new metafile containing just the current page in draft mode.
|
|
std::unique_ptr<MetafileSkia> GetMetafileForCurrentPage(
|
|
mojom::SkiaDocumentType type);
|
|
|
|
// This method calls StartPage and then returns an appropriate
|
|
// PlatformCanvas implementation bound to the context created by
|
|
// StartPage or NULL on error. The PaintCanvas pointer that
|
|
// is returned is owned by this MetafileSkia object and does not
|
|
// need to be ref()ed or unref()ed. The canvas will remain valid
|
|
// until FinishPage() or FinishDocument() is called.
|
|
cc::PaintCanvas* GetVectorCanvasForNewPage(
|
|
const gfx::Size& page_size,
|
|
const gfx::Rect& content_area,
|
|
float scale_factor,
|
|
mojom::PageOrientation page_orientation);
|
|
|
|
// This is used for painting content of out-of-process subframes.
|
|
// For such a subframe, since the content is in another process, we create a
|
|
// place holder picture now, and replace it with actual content by pdf
|
|
// compositor service later.
|
|
uint32_t CreateContentForRemoteFrame(
|
|
const gfx::Rect& rect,
|
|
const base::UnguessableToken& render_proxy_token);
|
|
|
|
int GetDocumentCookie() const;
|
|
const ContentToProxyTokenMap& GetSubframeContentInfo() const;
|
|
|
|
void UtilizeTypefaceContext(ContentProxySet* typeface_content_info);
|
|
|
|
const ui::AXTreeUpdate& accessibility_tree() const {
|
|
return accessibility_tree_;
|
|
}
|
|
ui::AXTreeUpdate& accessibility_tree() { return accessibility_tree_; }
|
|
|
|
private:
|
|
FRIEND_TEST_ALL_PREFIXES(MetafileSkiaTest, TestFrameContent);
|
|
FRIEND_TEST_ALL_PREFIXES(MetafileSkiaTest, TestMultiPictureDocumentTypefaces);
|
|
|
|
// The following three functions are used for tests only.
|
|
void AppendPage(const SkSize& page_size, cc::PaintRecord record);
|
|
void AppendSubframeInfo(uint32_t content_id,
|
|
const base::UnguessableToken& proxy_token,
|
|
sk_sp<SkPicture> subframe_pic_holder);
|
|
SkStreamAsset* GetPdfData() const;
|
|
|
|
// Callback function used during page content drawing to replace a custom
|
|
// data holder with corresponding place holder SkPicture.
|
|
void CustomDataToSkPictureCallback(SkCanvas* canvas, uint32_t content_id);
|
|
|
|
std::unique_ptr<MetafileSkiaData> data_;
|
|
|
|
ui::AXTreeUpdate accessibility_tree_;
|
|
};
|
|
|
|
} // namespace printing
|
|
|
|
#endif // PRINTING_METAFILE_SKIA_H_
|