Torne (Richard Coles) | 5821806 | 2012-11-14 11:43:16 +0000 | [diff] [blame] | 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. |
| 4 | |
| 5 | #ifndef PRINTING_PDF_METAFILE_SKIA_H_ |
| 6 | #define PRINTING_PDF_METAFILE_SKIA_H_ |
| 7 | |
| 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" |
| 13 | |
| 14 | #if defined(OS_WIN) |
| 15 | #include <windows.h> |
| 16 | #endif |
| 17 | |
| 18 | namespace printing { |
| 19 | |
| 20 | struct PdfMetafileSkiaData; |
| 21 | |
| 22 | // This class uses Skia graphics library to generate a PDF document. |
| 23 | class PRINTING_EXPORT PdfMetafileSkia : public Metafile { |
| 24 | public: |
| 25 | PdfMetafileSkia(); |
| 26 | virtual ~PdfMetafileSkia(); |
| 27 | |
| 28 | // Metafile methods. |
| 29 | virtual bool Init() OVERRIDE; |
| 30 | virtual bool InitFromData(const void* src_buffer, |
| 31 | uint32 src_buffer_size) OVERRIDE; |
| 32 | |
| 33 | virtual SkDevice* StartPageForVectorCanvas( |
| 34 | const gfx::Size& page_size, |
| 35 | const gfx::Rect& content_area, |
| 36 | const float& scale_factor) OVERRIDE; |
| 37 | |
| 38 | virtual bool StartPage(const gfx::Size& page_size, |
| 39 | const gfx::Rect& content_area, |
| 40 | const float& scale_factor) OVERRIDE; |
| 41 | virtual bool FinishPage() OVERRIDE; |
| 42 | virtual bool FinishDocument() OVERRIDE; |
| 43 | |
| 44 | virtual uint32 GetDataSize() const OVERRIDE; |
| 45 | virtual bool GetData(void* dst_buffer, uint32 dst_buffer_size) const OVERRIDE; |
| 46 | |
Torne (Richard Coles) | 2a99a7e | 2013-03-28 15:31:22 +0000 | [diff] [blame] | 47 | virtual bool SaveTo(const base::FilePath& file_path) const OVERRIDE; |
Torne (Richard Coles) | 5821806 | 2012-11-14 11:43:16 +0000 | [diff] [blame] | 48 | |
| 49 | virtual gfx::Rect GetPageBounds(unsigned int page_number) const OVERRIDE; |
| 50 | virtual unsigned int GetPageCount() const OVERRIDE; |
| 51 | |
| 52 | virtual gfx::NativeDrawingContext context() const OVERRIDE; |
| 53 | |
| 54 | #if defined(OS_WIN) |
| 55 | virtual bool Playback(gfx::NativeDrawingContext hdc, |
| 56 | const RECT* rect) const OVERRIDE; |
| 57 | virtual bool SafePlayback(gfx::NativeDrawingContext hdc) const OVERRIDE; |
| 58 | virtual HENHMETAFILE emf() const OVERRIDE; |
| 59 | #elif defined(OS_MACOSX) |
| 60 | virtual bool RenderPage(unsigned int page_number, |
| 61 | gfx::NativeDrawingContext context, |
| 62 | const CGRect rect, |
| 63 | const MacRenderPageParams& params) const OVERRIDE; |
| 64 | #endif |
| 65 | |
| 66 | #if defined(OS_CHROMEOS) |
| 67 | virtual bool SaveToFD(const base::FileDescriptor& fd) const OVERRIDE; |
| 68 | #endif // if defined(OS_CHROMEOS) |
| 69 | |
| 70 | // Return a new metafile containing just the current page in draft mode. |
| 71 | PdfMetafileSkia* GetMetafileForCurrentPage(); |
| 72 | |
| 73 | private: |
| 74 | scoped_ptr<PdfMetafileSkiaData> data_; |
| 75 | |
| 76 | // True when finish page is outstanding for current page. |
| 77 | bool page_outstanding_; |
| 78 | |
| 79 | DISALLOW_COPY_AND_ASSIGN(PdfMetafileSkia); |
| 80 | }; |
| 81 | |
| 82 | } // namespace printing |
| 83 | |
| 84 | #endif // PRINTING_PDF_METAFILE_SKIA_H_ |