| // Copyright 2016 The PDFium Authors |
| // 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_CFX_CLIPRGN_H_ |
| #define CORE_FXGE_CFX_CLIPRGN_H_ |
| |
| #include "core/fxcrt/fx_coordinates.h" |
| #include "core/fxcrt/retain_ptr.h" |
| |
| class CFX_DIBitmap; |
| |
| class CFX_ClipRgn { |
| public: |
| enum ClipType : bool { kRectI, kMaskF }; |
| |
| CFX_ClipRgn(int device_width, int device_height); |
| CFX_ClipRgn(const CFX_ClipRgn& src); |
| ~CFX_ClipRgn(); |
| |
| ClipType GetType() const { return m_Type; } |
| const FX_RECT& GetBox() const { return m_Box; } |
| RetainPtr<CFX_DIBitmap> GetMask() const { return m_Mask; } |
| |
| void IntersectRect(const FX_RECT& rect); |
| void IntersectMaskF(int left, int top, RetainPtr<CFX_DIBitmap> Mask); |
| |
| private: |
| void IntersectMaskRect(FX_RECT rect, |
| FX_RECT mask_rect, |
| RetainPtr<CFX_DIBitmap> pOldMask); |
| |
| ClipType m_Type = kRectI; |
| FX_RECT m_Box; |
| RetainPtr<CFX_DIBitmap> m_Mask; |
| }; |
| |
| #endif // CORE_FXGE_CFX_CLIPRGN_H_ |