1 // Copyright 2014 PDFium 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 // Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
6 
7 #ifndef _BC_BUFFEREDIMAGELUMINANCESOURCE_H_
8 #define _BC_BUFFEREDIMAGELUMINANCESOURCE_H_
9 class CBC_LuminanceSource;
10 class CBC_BufferedImageLuminanceSource;
11 class CBC_BufferedImageLuminanceSource : public CBC_LuminanceSource {
12  public:
13   explicit CBC_BufferedImageLuminanceSource(const CFX_WideString& filename);
14   explicit CBC_BufferedImageLuminanceSource(CFX_DIBitmap* pBitmap);
15   virtual ~CBC_BufferedImageLuminanceSource();
16 
17   CFX_ByteArray* GetRow(int32_t y, CFX_ByteArray& row, int32_t& e);
18   CFX_ByteArray* GetMatrix();
19   virtual void Init(int32_t& e);
20 
21  private:
22   int32_t m_bytesPerLine;
23   int32_t m_left;
24   int32_t m_top;
25   CFX_Int32Array m_rgbData;
26   CFX_DIBitmap* m_pBitmap;
27   const CFX_WideString m_filename;
28 };
29 #endif
30