1 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
2 // Use of this source code is governed by a BSD-style license that can be
3 // found in the LICENSE file.
5 #ifndef PRINTING_PDF_METAFILE_SKIA_H_
6 #define PRINTING_PDF_METAFILE_SKIA_H_
8 #include "base/basictypes.h"
9 #include "base/logging.h"
10 #include "base/memory/scoped_ptr.h"
11 #include "build/build_config.h"
12 #include "printing/metafile.h"
18 #if defined(OS_CHROMEOS) || defined(OS_ANDROID)
20 struct FileDescriptor;
26 struct PdfMetafileSkiaData;
28 // This class uses Skia graphics library to generate a PDF document.
29 class PRINTING_EXPORT PdfMetafileSkia : public Metafile {
32 virtual ~PdfMetafileSkia();
35 virtual bool Init() OVERRIDE;
36 virtual bool InitFromData(const void* src_buffer,
37 uint32 src_buffer_size) OVERRIDE;
39 virtual SkBaseDevice* StartPageForVectorCanvas(
40 const gfx::Size& page_size,
41 const gfx::Rect& content_area,
42 const float& scale_factor) OVERRIDE;
44 virtual bool StartPage(const gfx::Size& page_size,
45 const gfx::Rect& content_area,
46 const float& scale_factor) OVERRIDE;
47 virtual bool FinishPage() OVERRIDE;
48 virtual bool FinishDocument() OVERRIDE;
50 virtual uint32 GetDataSize() const OVERRIDE;
51 virtual bool GetData(void* dst_buffer, uint32 dst_buffer_size) const OVERRIDE;
53 virtual gfx::Rect GetPageBounds(unsigned int page_number) const OVERRIDE;
54 virtual unsigned int GetPageCount() const OVERRIDE;
56 virtual gfx::NativeDrawingContext context() const OVERRIDE;
59 virtual bool Playback(gfx::NativeDrawingContext hdc,
60 const RECT* rect) const OVERRIDE;
61 virtual bool SafePlayback(gfx::NativeDrawingContext hdc) const OVERRIDE;
62 #elif defined(OS_MACOSX)
63 virtual bool RenderPage(unsigned int page_number,
64 gfx::NativeDrawingContext context,
66 const MacRenderPageParams& params) const OVERRIDE;
69 #if defined(OS_CHROMEOS) || defined(OS_ANDROID)
70 // TODO(vitalybuka): replace with SaveTo().
71 bool SaveToFD(const base::FileDescriptor& fd) const;
72 #endif // if defined(OS_CHROMEOS) || defined(OS_ANDROID)
74 // Return a new metafile containing just the current page in draft mode.
75 scoped_ptr<PdfMetafileSkia> GetMetafileForCurrentPage();
78 scoped_ptr<PdfMetafileSkiaData> data_;
80 // True when finish page is outstanding for current page.
81 bool page_outstanding_;
83 DISALLOW_COPY_AND_ASSIGN(PdfMetafileSkia);
86 } // namespace printing
88 #endif // PRINTING_PDF_METAFILE_SKIA_H_