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1 | // File: OpenGl_Display.hxx |
2 | // Created: 20 September 2011 | |
3 | // Author: Sergey ZERCHANINOV | |
4 | // Copyright: OPEN CASCADE 2011 | |
5 | ||
6 | #ifndef _OpenGl_Display_Header | |
7 | #define _OpenGl_Display_Header | |
8 | ||
9 | #include <Handle_OpenGl_Display.hxx> | |
10 | #include <MMgt_TShared.hxx> | |
11 | ||
12 | #include <Standard_CString.hxx> | |
13 | #include <TColStd_HArray1OfByte.hxx> | |
14 | #include <NCollection_DataMap.hxx> | |
15 | ||
16 | #include <Aspect_Display.hxx> | |
17 | #include <Aspect_Drawable.hxx> | |
18 | #include <Aspect_TypeOfLine.hxx> | |
19 | #include <Aspect_TypeOfMarker.hxx> | |
20 | ||
21 | #include <OSD_FontAspect.hxx> | |
22 | ||
23 | #include <InterfaceGraphic_telem.hxx> | |
24 | ||
25 | #include <Handle_OpenGl_Window.hxx> | |
26 | ||
27 | struct OpenGl_Facilities | |
28 | { | |
29 | int AntiAliasing; | |
30 | int DepthCueing; | |
31 | int DoubleBuffer; | |
32 | int ZBuffer; | |
33 | int MaxLights; | |
34 | int MaxViews; | |
35 | }; | |
36 | ||
37 | struct OPENGL_MARKER_DATA | |
38 | { | |
39 | unsigned int ListId; | |
40 | unsigned int Width; | |
41 | unsigned int Height; | |
42 | unsigned char* Array; | |
43 | IMPLEMENT_MEMORY_OPERATORS | |
44 | }; | |
45 | ||
46 | typedef NCollection_DataMap<int,OPENGL_MARKER_DATA> OpenGl_MapOfUserMarker; | |
47 | ||
48 | class OpenGl_AspectText; | |
49 | struct OpenGl_TextParam; | |
50 | ||
51 | class OpenGl_Display : public MMgt_TShared | |
52 | { | |
53 | public: | |
54 | OpenGl_Display (const Standard_CString ADisplay); | |
55 | OpenGl_Display (const Aspect_Display ADisplay); | |
56 | virtual ~OpenGl_Display (); | |
57 | ||
58 | Aspect_Display GetDisplay () const { return myDisplay; } | |
59 | ||
60 | Handle(OpenGl_Window) GetWindow (const Aspect_Drawable AParent) const; | |
61 | void SetWindow (const Aspect_Drawable AParent, const Handle(OpenGl_Window) &AWindow); | |
62 | ||
63 | const OpenGl_Facilities & Facilities () const { return myFacilities; } | |
64 | ||
65 | Standard_Boolean DBuffer () const { return myDBuffer; } | |
66 | Standard_Boolean Dither () const { return myDither; } | |
67 | Standard_Boolean BackDither () const { return myBackDither; } | |
68 | Standard_Boolean Walkthrough () const { return myWalkthrough; } | |
69 | Standard_Boolean SymPerspective() const { return mySymPerspective; } | |
70 | Standard_Boolean PolygonOffset (Standard_ShortReal &AFactor, Standard_ShortReal &AUnits) const | |
71 | { | |
72 | AFactor = myOffsetFactor; | |
73 | AUnits = myOffsetUnits; | |
74 | return Standard_True; | |
75 | } | |
76 | Standard_Integer AntiAliasingMode () const { return myAntiAliasingMode; } | |
77 | ||
78 | // System attributes | |
79 | ||
80 | void InitAttributes (); | |
81 | ||
82 | const char * GetStringForMarker (const Aspect_TypeOfMarker AType, const Tfloat AVal) const; | |
83 | ||
84 | void SetBaseForMarker () const; | |
85 | ||
86 | void SetTypeOfLine (const Aspect_TypeOfLine AType) const; | |
87 | ||
88 | void SetTypeOfHatch (const int AType) const; | |
89 | ||
90 | // User markers | |
91 | ||
92 | void AddUserMarker (const Standard_Integer AIndex, | |
93 | const Standard_Integer AMarkWidth, | |
94 | const Standard_Integer AMarkHeight, | |
95 | const Handle(TColStd_HArray1OfByte)& ATexture); | |
96 | ||
97 | void UpdateUserMarkers (); | |
98 | ||
99 | Standard_Integer GetUserMarkerListIndex (const Standard_Integer AIndex) const; | |
100 | ||
101 | // Fonts | |
102 | ||
103 | int FindFont (const char* AFontName, const OSD_FontAspect AFontAspect, const int ABestSize = -1, const float AXScale = 1.F, const float AYScale = 1.F); | |
104 | ||
105 | void StringSize (const wchar_t *text, int &width, int &ascent, int &descent); | |
106 | ||
107 | void RenderText (const wchar_t *text, const int is2d, const float x, const float y, const float z, const OpenGl_AspectText *aspect, const OpenGl_TextParam *param); | |
108 | ||
109 | friend class OpenGl_Window; | |
110 | ||
111 | // Type definition | |
112 | // | |
113 | DEFINE_STANDARD_RTTI(OpenGl_Display) | |
114 | ||
115 | protected: | |
116 | ||
117 | void Init (); | |
118 | ||
119 | void ExportText (const wchar_t *text, const int is2d, const float x, const float y, const float z, const OpenGl_AspectText *aspect, const OpenGl_TextParam *param, const float height); | |
120 | ||
121 | #ifdef HAVE_GL2PS | |
122 | static void getGL2PSFontName(const char *src_font, char *ps_font); | |
123 | #endif | |
124 | ||
125 | Aspect_Display myDisplay; | |
126 | OpenGl_Facilities myFacilities; | |
127 | ||
128 | Standard_Boolean myDBuffer; | |
129 | Standard_Boolean myDither; | |
130 | Standard_Boolean myBackDither; | |
131 | Standard_Boolean myWalkthrough; | |
132 | Standard_Boolean mySymPerspective; | |
133 | Standard_ShortReal myOffsetFactor; | |
134 | Standard_ShortReal myOffsetUnits; | |
135 | Standard_Integer myAntiAliasingMode; | |
136 | ||
137 | #if (defined(_WIN32) || defined(__WIN32__)) | |
138 | NCollection_DataMap<Aspect_Drawable, Handle(OpenGl_Window)> myMapOfWindows; | |
139 | #else | |
140 | NCollection_DataMap<Standard_Integer, Handle(OpenGl_Window)> myMapOfWindows; | |
141 | #endif | |
142 | ||
143 | unsigned int myLinestyleBase; | |
144 | unsigned int myPatternBase; | |
145 | unsigned int myMarkerBase; | |
146 | ||
147 | OpenGl_MapOfUserMarker myMapOfUM; | |
148 | ||
149 | Standard_Integer myFont; | |
150 | Standard_Integer myFontSize; | |
151 | ||
152 | public: | |
153 | IMPLEMENT_MEMORY_OPERATORS | |
154 | }; | |
155 | ||
156 | extern Handle(OpenGl_Display) openglDisplay; | |
157 | ||
158 | #endif //OpenGl_Workspace_Header |