| 1 | // Copyright (C) 2006 Erik Dahlberg |
| 2 | // |
| 3 | // This file is part of LSystem3d. |
| 4 | // |
| 5 | // LSystem3D is free software; you can redistribute it and/or |
| 6 | // modify it under the terms of the GNU General Public License |
| 7 | // as published by the Free Software Foundation; either version 2 |
| 8 | // of the License, or (at your option) any later version. |
| 9 | // |
| 10 | // LSystem3D is distributed in the hope that it will be useful, |
| 11 | // but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 12 | // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 13 | // GNU General Public License for more details. |
| 14 | // |
| 15 | // You should have received a copy of the GNU General Public License |
| 16 | // along with LSystem3D; if not, write to the Free Software |
| 17 | // Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA |
| 18 | |
| 19 | |
| 20 | |
| 21 | |
| 22 | #ifndef RENDERINGSURFACE_H |
| 23 | #define RENDERINGSURFACE_H |
| 24 | |
| 25 | #include "fx.h" |
| 26 | #include "fx3d.h" |
| 27 | |
| 28 | #include "lindenmayersystem.h" |
| 29 | |
| 30 | |
| 31 | |
| 32 | /** |
| 33 | * The OpenGL rendering surface |
| 34 | */ |
| 35 | class RenderingSurface : public FXMainWindow |
| 36 | { |
| 37 | // macro to set up class declaration |
| 38 | FXDECLARE(RenderingSurface) |
| 39 | |
| 40 | public: |
| 41 | |
| 42 | // message ID's |
| 43 | enum |
| 44 | { |
| 45 | ID_CANVAS = FXMainWindow::ID_LAST, |
| 46 | ID_LAST |
| 47 | }; |
| 48 | |
| 49 | /** |
| 50 | * Constructor |
| 51 | * @param application the FOX application object |
| 52 | * @param lsystem the Lindenmayer-system |
| 53 | */ |
| 54 | RenderingSurface(FXApp *application, LindenmayerSystem *lsystem); |
| 55 | |
| 56 | /** |
| 57 | * Create and initialize the window |
| 58 | */ |
| 59 | void create(); |
| 60 | |
| 61 | /** |
| 62 | * Initialize OpenGL |
| 63 | */ |
| 64 | void initOpenGL(); |
| 65 | |
| 66 | /** |
| 67 | * Force an update of the rendering surface |
| 68 | */ |
| 69 | void draw(); |
| 70 | |
| 71 | /** |
| 72 | * Called by the system when the left mouse button is pressed |
| 73 | * @param sender the sender object |
| 74 | * @param selector message type and id |
| 75 | * @param data event related data |
| 76 | * @return |
| 77 | */ |
| 78 | long onLeftMouseDown(FXObject *sender, FXSelector selector, void *data); |
| 79 | |
| 80 | /** |
| 81 | * Called by the system when the left mouse button is released |
| 82 | * @param sender the sender object |
| 83 | * @param selector message type and id |
| 84 | * @param data event related data |
| 85 | * @return |
| 86 | */ |
| 87 | long onLeftMouseUp(FXObject *sender, FXSelector selector, void *data); |
| 88 | |
| 89 | /** |
| 90 | * Called by the system when the middle mouse button is pressed |
| 91 | * @param sender the sender object |
| 92 | * @param selector message type and id |
| 93 | * @param data event related data |
| 94 | * @return |
| 95 | */ |
| 96 | long onMiddleMouseDown(FXObject *sender, FXSelector selector, void *data); |
| 97 | |
| 98 | /** |
| 99 | * Called by the system when the middle mouse button is released |
| 100 | * @param sender the sender object |
| 101 | * @param selector message type and id |
| 102 | * @param data event related data |
| 103 | * @return |
| 104 | */ |
| 105 | long onMiddleMouseUp(FXObject *sender, FXSelector selector, void *data); |
| 106 | |
| 107 | /** |
| 108 | * Called by the system when the right mouse button is pressed |
| 109 | * @param sender the sender object |
| 110 | * @param selector message type and id |
| 111 | * @param data event related data |
| 112 | * @return |
| 113 | */ |
| 114 | long onRightMouseDown(FXObject *sender, FXSelector selector, void *data); |
| 115 | |
| 116 | /** |
| 117 | * Called by the system when the right mouse button is released |
| 118 | * @param sender the sender object |
| 119 | * @param selector message type and id |
| 120 | * @param data event related data |
| 121 | * @return |
| 122 | */ |
| 123 | long onRightMouseUp(FXObject *sender, FXSelector selector, void *data); |
| 124 | |
| 125 | /** |
| 126 | * Called by the system when the mouse is moved |
| 127 | * @param sender the sender object |
| 128 | * @param selector message type and id |
| 129 | * @param data event related data |
| 130 | * @return |
| 131 | */ |
| 132 | long onMouseMove(FXObject *sender, FXSelector selector, void *data); |
| 133 | |
| 134 | /** |
| 135 | * Called by the system when the rendering surface needs a repaint |
| 136 | * @param sender the sender object |
| 137 | * @param selector message type and id |
| 138 | * @param data event related data |
| 139 | * @return |
| 140 | */ |
| 141 | long onRepaint(FXObject *sender, FXSelector selector, void *data); |
| 142 | |
| 143 | protected: |
| 144 | |
| 145 | /** |
| 146 | * Constructor |
| 147 | */ |
| 148 | RenderingSurface() {} |
| 149 | |
| 150 | private: |
| 151 | |
| 152 | FXGLVisual *_visual; // Pixel format info |
| 153 | FXGLCanvas *_canvas; // OpenGL-capable drawing area |
| 154 | |
| 155 | LindenmayerSystem *_lsystem; // The Lindenmayer System |
| 156 | |
| 157 | // Model position |
| 158 | double _modelX, |
| 159 | _modelY, |
| 160 | _modelZ; |
| 161 | |
| 162 | // Model rotation |
| 163 | double _modelRotationY; |
| 164 | |
| 165 | // Mouse button status |
| 166 | bool _leftMouseDown, |
| 167 | _middleMouseDown, |
| 168 | _rightMouseDown; |
| 169 | }; |
| 170 | |
| 171 | |
| 172 | |
| 173 | #endif |