1 files changed, 68 insertions, 0 deletions
diff --git a/core/src/fxcodec/jbig2/JBig2_Image.h b/core/src/fxcodec/jbig2/JBig2_Image.h
new file mode 100644
index 0000000000..3c69f647e3
--- /dev/null
+++ b/core/src/fxcodec/jbig2/JBig2_Image.h
@@ -0,0 +1,68 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+ 
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+
+#ifndef _JBIG2_IMAGE_H_
+#define _JBIG2_IMAGE_H_
+#include "JBig2_Define.h"
+#include "JBig2_Module.h"
+typedef enum {
+    JBIG2_COMPOSE_OR		= 0,
+    JBIG2_COMPOSE_AND		= 1,
+    JBIG2_COMPOSE_XOR		= 2,
+    JBIG2_COMPOSE_XNOR		= 3,
+    JBIG2_COMPOSE_REPLACE	= 4
+} JBig2ComposeOp;
+struct FX_RECT;
+class CJBig2_Image : public CJBig2_Object
+{
+public:
+
+    CJBig2_Image(FX_INT32 w, FX_INT32 h);
+
+    CJBig2_Image(FX_INT32 w, FX_INT32 h, FX_INT32 stride, FX_BYTE*pBuf);
+
+    CJBig2_Image(CJBig2_Image &im);
+
+    ~CJBig2_Image();
+
+    FX_BOOL getPixel(FX_INT32 x, FX_INT32 y);
+
+    FX_INT32 setPixel(FX_INT32 x, FX_INT32 y, FX_BOOL v);
+
+    void copyLine(FX_INT32 hTo, FX_INT32 hFrom);
+
+    void fill(FX_BOOL v);
+
+    FX_BOOL composeTo(CJBig2_Image *pDst, FX_INT32 x, FX_INT32 y, JBig2ComposeOp op);
+    FX_BOOL composeTo(CJBig2_Image *pDst, FX_INT32 x, FX_INT32 y, JBig2ComposeOp op, const FX_RECT* pSrcRect);
+
+    FX_BOOL composeTo_unopt(CJBig2_Image *pDst, FX_INT32 x, FX_INT32 y, JBig2ComposeOp op);
+
+    FX_BOOL composeTo_opt(CJBig2_Image *pDst, FX_INT32 x, FX_INT32 y, JBig2ComposeOp op);
+
+    FX_BOOL composeTo_opt2(CJBig2_Image *pDst, FX_INT32 x, FX_INT32 y, JBig2ComposeOp op);
+    FX_BOOL composeTo_opt2(CJBig2_Image *pDst, FX_INT32 x, FX_INT32 y, JBig2ComposeOp op, const FX_RECT* pSrcRect);
+
+    FX_BOOL composeFrom(FX_INT32 x, FX_INT32 y, CJBig2_Image *pSrc, JBig2ComposeOp op);
+    FX_BOOL composeFrom(FX_INT32 x, FX_INT32 y, CJBig2_Image *pSrc, JBig2ComposeOp op, const FX_RECT* pSrcRect);
+    CJBig2_Image *subImage_unopt(FX_INT32 x, FX_INT32 y, FX_INT32 w, FX_INT32 h);
+
+    CJBig2_Image *subImage(FX_INT32 x, FX_INT32 y, FX_INT32 w, FX_INT32 h);
+
+    void expand(FX_INT32 h, FX_BOOL v);
+public:
+
+    FX_INT32 m_nWidth;
+
+    FX_INT32 m_nHeight;
+
+    FX_INT32 m_nStride;
+
+    FX_BYTE *m_pData;
+
+    FX_BOOL m_bNeedFree;
+};
+#endif