blob: 706c56aee36b5951cda6283e424ae7e421987ed6 [file] [log] [blame]
// 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.
#ifndef PRINTING_PDF_METAFILE_SKIA_H_
#define PRINTING_PDF_METAFILE_SKIA_H_
#include "base/basictypes.h"
#include "base/logging.h"
#include "base/memory/scoped_ptr.h"
#include "build/build_config.h"
#include "printing/metafile.h"
#if defined(OS_WIN)
#include <windows.h>
#endif
#if defined(OS_CHROMEOS) || defined(OS_ANDROID)
namespace base {
struct FileDescriptor;
}
#endif
namespace printing {
struct PdfMetafileSkiaData;
// This class uses Skia graphics library to generate a PDF document.
class PRINTING_EXPORT PdfMetafileSkia : public Metafile {
public:
PdfMetafileSkia();
~PdfMetafileSkia() override;
// Metafile methods.
bool Init() override;
bool InitFromData(const void* src_buffer, uint32 src_buffer_size) override;
SkBaseDevice* StartPageForVectorCanvas(const gfx::Size& page_size,
const gfx::Rect& content_area,
const float& scale_factor) override;
bool StartPage(const gfx::Size& page_size,
const gfx::Rect& content_area,
const float& scale_factor) override;
bool FinishPage() override;
bool FinishDocument() override;
uint32 GetDataSize() const override;
bool GetData(void* dst_buffer, uint32 dst_buffer_size) const override;
gfx::Rect GetPageBounds(unsigned int page_number) const override;
unsigned int GetPageCount() const override;
gfx::NativeDrawingContext context() const override;
#if defined(OS_WIN)
virtual bool Playback(gfx::NativeDrawingContext hdc,
const RECT* rect) const override;
virtual bool SafePlayback(gfx::NativeDrawingContext hdc) const override;
#elif defined(OS_MACOSX)
bool RenderPage(unsigned int page_number,
gfx::NativeDrawingContext context,
const CGRect rect,
const MacRenderPageParams& params) const override;
#endif
#if defined(OS_CHROMEOS) || defined(OS_ANDROID)
// TODO(vitalybuka): replace with SaveTo().
bool SaveToFD(const base::FileDescriptor& fd) const;
#endif // if defined(OS_CHROMEOS) || defined(OS_ANDROID)
// Return a new metafile containing just the current page in draft mode.
scoped_ptr<PdfMetafileSkia> GetMetafileForCurrentPage();
private:
scoped_ptr<PdfMetafileSkiaData> data_;
// True when finish page is outstanding for current page.
bool page_outstanding_;
DISALLOW_COPY_AND_ASSIGN(PdfMetafileSkia);
};
} // namespace printing
#endif // PRINTING_PDF_METAFILE_SKIA_H_