1 files changed, 47 insertions, 0 deletions
diff --git a/core/fxge/dib/cfx_imagetransformer.h b/core/fxge/dib/cfx_imagetransformer.h
new file mode 100644
index 0000000000..0183a2fab1
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+++ b/core/fxge/dib/cfx_imagetransformer.h
@@ -0,0 +1,47 @@
+// Copyright 2017 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 CORE_FXGE_DIB_CFX_IMAGETRANSFORMER_H_
+#define CORE_FXGE_DIB_CFX_IMAGETRANSFORMER_H_
+
+#include <memory>
+
+#include "core/fxcrt/cfx_retain_ptr.h"
+#include "core/fxcrt/fx_coordinates.h"
+#include "core/fxge/dib/cfx_dibitmap.h"
+#include "core/fxge/dib/cfx_dibsource.h"
+#include "core/fxge/dib/dib_int.h"
+
+class CFX_ImageStretcher;
+
+class CFX_ImageTransformer {
+ public:
+  CFX_ImageTransformer(const CFX_RetainPtr<CFX_DIBSource>& pSrc,
+                       const CFX_Matrix* pMatrix,
+                       int flags,
+                       const FX_RECT* pClip);
+  ~CFX_ImageTransformer();
+
+  bool Start();
+  bool Continue(IFX_Pause* pPause);
+
+  const FX_RECT& result() const { return m_result; }
+  CFX_RetainPtr<CFX_DIBitmap> DetachBitmap();
+
+ private:
+  const CFX_RetainPtr<CFX_DIBSource> m_pSrc;
+  const CFX_Matrix* const m_pMatrix;
+  const FX_RECT* const m_pClip;
+  FX_RECT m_StretchClip;
+  FX_RECT m_result;
+  CFX_Matrix m_dest2stretch;
+  std::unique_ptr<CFX_ImageStretcher> m_Stretcher;
+  CFX_BitmapStorer m_Storer;
+  const uint32_t m_Flags;
+  int m_Status;
+};
+
+#endif  // CORE_FXGE_DIB_CFX_IMAGETRANSFORMER_H_