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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 XFA_FWL_THEME_CFWL_WIDGETTP_H_
8 #define XFA_FWL_THEME_CFWL_WIDGETTP_H_
9 
10 #include <memory>
11 #include <vector>
12 
13 #include "core/fxcrt/cfx_retain_ptr.h"
14 #include "core/fxcrt/fx_coordinates.h"
15 #include "core/fxcrt/fx_system.h"
16 #include "xfa/fgas/font/cfgas_gefont.h"
17 #include "xfa/fwl/theme/cfwl_utils.h"
18 #include "xfa/fxgraphics/cfx_graphics.h"
19 
20 class CFDE_TextOut;
21 class CFGAS_GEFont;
22 class CFWL_ThemeBackground;
23 class CFWL_ThemePart;
24 class CFWL_ThemeText;
25 class CFGAS_FontMgr;
26 class CFWL_Widget;
27 
28 #if _FXM_PLATFORM_ != _FXM_PLATFORM_WINDOWS_
29 class CFX_FontSourceEnum_File;
30 #endif
31 
32 class CFWL_WidgetTP {
33  public:
34   virtual ~CFWL_WidgetTP();
35 
36   virtual void Initialize();
37   virtual void Finalize();
38 
39   virtual void DrawBackground(CFWL_ThemeBackground* pParams);
40   virtual void DrawText(CFWL_ThemeText* pParams);
41 
GetFont()42   const CFX_RetainPtr<CFGAS_GEFont>& GetFont() const { return m_pFDEFont; }
43 
44  protected:
45   struct CColorData {
46     FX_ARGB clrBorder[4];
47     FX_ARGB clrStart[4];
48     FX_ARGB clrEnd[4];
49     FX_ARGB clrSign[4];
50   };
51 
52   CFWL_WidgetTP();
53 
54   void InitializeArrowColorData();
55   void InitTTO();
56   void FinalizeTTO();
57 
58   void DrawBorder(CFX_Graphics* pGraphics,
59                   const CFX_RectF* pRect,
60                   CFX_Matrix* pMatrix = nullptr);
61   void FillBackground(CFX_Graphics* pGraphics,
62                       const CFX_RectF* pRect,
63                       CFX_Matrix* pMatrix = nullptr);
64   void FillSoildRect(CFX_Graphics* pGraphics,
65                      FX_ARGB fillColor,
66                      const CFX_RectF* pRect,
67                      CFX_Matrix* pMatrix = nullptr);
68   void DrawAxialShading(CFX_Graphics* pGraphics,
69                         FX_FLOAT fx1,
70                         FX_FLOAT fy1,
71                         FX_FLOAT fx2,
72                         FX_FLOAT fy2,
73                         FX_ARGB beginColor,
74                         FX_ARGB endColor,
75                         CFX_Path* path,
76                         int32_t fillMode = FXFILL_WINDING,
77                         CFX_Matrix* pMatrix = nullptr);
78   void DrawFocus(CFX_Graphics* pGraphics,
79                  const CFX_RectF* pRect,
80                  CFX_Matrix* pMatrix = nullptr);
81   void DrawArrow(CFX_Graphics* pGraphics,
82                  const CFX_RectF* pRect,
83                  FWLTHEME_DIRECTION eDict,
84                  FX_ARGB argSign,
85                  CFX_Matrix* pMatrix = nullptr);
86   void DrawBtn(CFX_Graphics* pGraphics,
87                const CFX_RectF* pRect,
88                FWLTHEME_STATE eState,
89                CFX_Matrix* pMatrix = nullptr);
90   void DrawArrowBtn(CFX_Graphics* pGraphics,
91                     const CFX_RectF* pRect,
92                     FWLTHEME_DIRECTION eDict,
93                     FWLTHEME_STATE eState,
94                     CFX_Matrix* pMatrix = nullptr);
95 
96   uint32_t m_dwRefCount;
97   std::unique_ptr<CFDE_TextOut> m_pTextOut;
98   CFX_RetainPtr<CFGAS_GEFont> m_pFDEFont;
99   std::unique_ptr<CColorData> m_pColorData;
100 };
101 
102 void FWLTHEME_Release();
103 
104 class CFWL_FontData {
105  public:
106   CFWL_FontData();
107   virtual ~CFWL_FontData();
108 
109   bool Equal(const CFX_WideStringC& wsFontFamily,
110              uint32_t dwFontStyles,
111              uint16_t wCodePage);
112   bool LoadFont(const CFX_WideStringC& wsFontFamily,
113                 uint32_t dwFontStyles,
114                 uint16_t wCodePage);
GetFont()115   CFX_RetainPtr<CFGAS_GEFont> GetFont() const { return m_pFont; }
116 
117  protected:
118   CFX_WideString m_wsFamily;
119   uint32_t m_dwStyles;
120   uint32_t m_dwCodePage;
121 #if _FXM_PLATFORM_ != _FXM_PLATFORM_WINDOWS_
122   std::unique_ptr<CFX_FontSourceEnum_File> m_pFontSource;
123 #endif
124   std::unique_ptr<CFGAS_FontMgr> m_pFontMgr;
125   CFX_RetainPtr<CFGAS_GEFont> m_pFont;
126 };
127 
128 class CFWL_FontManager {
129  public:
130   static CFWL_FontManager* GetInstance();
131   static void DestroyInstance();
132 
133   CFX_RetainPtr<CFGAS_GEFont> FindFont(const CFX_WideStringC& wsFontFamily,
134                                        uint32_t dwFontStyles,
135                                        uint16_t dwCodePage);
136 
137  protected:
138   CFWL_FontManager();
139   virtual ~CFWL_FontManager();
140 
141   static CFWL_FontManager* s_FontManager;
142   std::vector<std::unique_ptr<CFWL_FontData>> m_FontsArray;
143 };
144 
145 #endif  // XFA_FWL_THEME_CFWL_WIDGETTP_H_
146