1 // Copyright 2020 The PDFium Authors 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 CORE_FXGE_WIN32_CGDI_DISPLAY_DRIVER_H_ 8 #define CORE_FXGE_WIN32_CGDI_DISPLAY_DRIVER_H_ 9 10 #include <stdint.h> 11 #include <windows.h> 12 13 #include <memory> 14 15 #include "core/fxcrt/retain_ptr.h" 16 #include "core/fxge/win32/cgdi_device_driver.h" 17 18 class CFX_DIBBase; 19 struct FXDIB_ResampleOptions; 20 struct FX_RECT; 21 22 class CGdiDisplayDriver final : public CGdiDeviceDriver { 23 public: 24 explicit CGdiDisplayDriver(HDC hDC); 25 ~CGdiDisplayDriver() override; 26 27 private: 28 // CGdiDisplayDriver: 29 int GetDeviceCaps(int caps_id) const override; 30 bool GetDIBits(RetainPtr<CFX_DIBitmap> bitmap, 31 int left, 32 int top) const override; 33 bool SetDIBits(RetainPtr<const CFX_DIBBase> bitmap, 34 uint32_t color, 35 const FX_RECT& src_rect, 36 int left, 37 int top, 38 BlendMode blend_type) override; 39 bool StretchDIBits(RetainPtr<const CFX_DIBBase> bitmap, 40 uint32_t color, 41 int dest_left, 42 int dest_top, 43 int dest_width, 44 int dest_height, 45 const FX_RECT* pClipRect, 46 const FXDIB_ResampleOptions& options, 47 BlendMode blend_type) override; 48 StartResult StartDIBits(RetainPtr<const CFX_DIBBase> bitmap, 49 float alpha, 50 uint32_t color, 51 const CFX_Matrix& matrix, 52 const FXDIB_ResampleOptions& options, 53 BlendMode blend_type) override; 54 55 bool UseFoxitStretchEngine(RetainPtr<const CFX_DIBBase> bitmap, 56 uint32_t color, 57 int dest_left, 58 int dest_top, 59 int dest_width, 60 int dest_height, 61 const FX_RECT* pClipRect, 62 const FXDIB_ResampleOptions& options); 63 }; 64 65 #endif // CORE_FXGE_WIN32_CGDI_DISPLAY_DRIVER_H_ 66