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pen.h
00001 /* 00002 Copyright (C) 2005 by Christopher Nelson 00003 00004 This library is free software; you can redistribute it and/or 00005 modify it under the terms of the GNU Library General Public 00006 License as published by the Free Software Foundation; either 00007 version 2 of the License, or (at your option) any later version. 00008 00009 This library is distributed in the hope that it will be useful, 00010 but WITHOUT ANY WARRANTY; without even the implied warranty of 00011 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 00012 Library General Public License for more details. 00013 00014 You should have received a copy of the GNU Library General Public 00015 License along with this library; if not, write to the Free 00016 Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. 00017 */ 00018 00019 #ifndef __CS_CSTOOL_PEN_H__ 00020 #define __CS_CSTOOL_PEN_H__ 00021 00022 #include "csgeom/poly3d.h" 00023 #include "csgeom/polyidx.h" 00024 #include "csgeom/vector4.h" 00025 #include "csutil/dirtyaccessarray.h" 00026 #include "csutil/ref.h" 00027 00028 #include "ivideo/graph3d.h" 00029 00030 struct iFont; 00031 struct iGraphics2D; 00032 struct iGraphics3D; 00033 00034 enum CS_PEN_TEXT_ALIGN { CS_PEN_TA_TOP, CS_PEN_TA_BOT, CS_PEN_TA_LEFT, CS_PEN_TA_RIGHT, CS_PEN_TA_CENTER }; 00035 00039 struct iPen 00040 { 00044 virtual void SetColor (float r, float g, float b, float a) = 0; 00045 00049 virtual void ClearTransform()=0; 00050 00054 virtual void PushTransform()=0; 00055 00059 virtual void PopTransform()=0; 00060 00064 virtual void SetOrigin(const csVector3 &o)=0; 00065 00069 virtual void Translate(const csVector3 &t)=0; 00070 00074 virtual void Rotate(const float &a)=0; 00075 00079 virtual void DrawLine (uint x1, uint y1, uint x2, uint y2) = 0; 00080 00084 virtual void DrawPoint (uint x1, uint y2) = 0; 00085 00089 virtual void DrawRect (uint x1, uint y1, uint x2, uint y2, bool fill = false) = 0; 00090 00095 virtual void DrawMiteredRect (uint x1, uint y1, uint x2, uint y2, 00096 float miter, bool fill = false) = 0; 00097 00102 virtual void DrawRoundedRect (uint x1, uint y1, uint x2, uint y2, 00103 float roundness, bool fill = false) = 0; 00104 00111 virtual void DrawArc(uint x1, uint y1, uint x2, uint y2, float start_angle, float end_angle, bool fill=false) = 0; 00112 00116 virtual void Write(iFont *font, uint x1, uint y1, char *text)=0; 00117 00122 virtual void WriteBoxed(iFont *font, uint x1, uint y1, uint x2, uint y2, 00123 uint h_align, uint v_align, char *text)=0; 00124 }; 00125 00127 class csPen : public iPen 00128 { 00130 csRef<iGraphics3D> g3d; 00131 00133 csRef<iGraphics2D> g2d; 00134 00136 csSimpleRenderMesh mesh; 00137 00139 csPolyIndexed poly_idx; 00140 00142 csPoly3D poly; 00143 00145 csVector4 color; 00146 00148 csVector3 tt; 00149 00151 csDirtyAccessArray<csVector4> colors; 00152 00154 csArray<csReversibleTransform> transforms; 00155 00156 protected: 00160 void Start(); 00161 00165 void AddVertex(float x, float y); 00166 00170 void SetupMesh(); 00171 00175 void DrawMesh(csRenderMeshType mesh_type); 00176 00177 public: 00178 csPen(iGraphics2D *_g2d, iGraphics3D *_g3d); 00179 virtual ~csPen(); 00180 00184 virtual void SetColor (float r, float g, float b, float a); 00185 00189 virtual void ClearTransform(); 00190 00194 virtual void PushTransform(); 00195 00199 virtual void PopTransform(); 00200 00204 virtual void SetOrigin(const csVector3 &o); 00205 00209 virtual void Translate(const csVector3 &t); 00210 00214 virtual void Rotate(const float &a); 00215 00219 virtual void DrawLine (uint x1, uint y1, uint x2, uint y2); 00220 00224 virtual void DrawPoint (uint x1, uint y2); 00225 00229 virtual void DrawRect (uint x1, uint y1, uint x2, uint y2, bool fill = false); 00230 00235 virtual void DrawMiteredRect (uint x1, uint y1, uint x2, uint y2, 00236 float miter, bool fill = false); 00237 00242 virtual void DrawRoundedRect (uint x1, uint y1, uint x2, uint y2, 00243 float roundness, bool fill = false); 00244 00251 virtual void DrawArc(uint x1, uint y1, uint x2, uint y2, float start_angle, float end_angle, bool fill=false); 00252 00256 virtual void Write(iFont *font, uint x1, uint y1, char *text); 00257 00262 virtual void WriteBoxed(iFont *font, uint x1, uint y1, uint x2, uint y2, 00263 uint h_align, uint v_align, char *text); 00264 }; 00265 00266 00267 #endif
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