0022819: Redesign of OpenGl driver Additional integration
[occt.git] / src / OpenGl / OpenGl_Display.hxx
CommitLineData
2166f0fa
SK
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
27struct OpenGl_Facilities
28{
29 int AntiAliasing;
30 int DepthCueing;
31 int DoubleBuffer;
32 int ZBuffer;
33 int MaxLights;
34 int MaxViews;
35};
36
37struct 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
46typedef NCollection_DataMap<int,OPENGL_MARKER_DATA> OpenGl_MapOfUserMarker;
47
48class OpenGl_AspectText;
49struct OpenGl_TextParam;
50
51class 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
c320e557 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 short height);
2166f0fa
SK
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
156extern Handle(OpenGl_Display) openglDisplay;
157
158#endif //OpenGl_Workspace_Header