Window.cpp

   1 #include "Window.h"
   2 #include "Controller.h"
   3 #include "common.h"
   4
   5 #include "GL/glui.h"
   6 #include <cctype>
   7 #include <cmath>
   8 #include <cassert>
   9
  10 #define MAIN_WINDOW_WIDTH 500
  11 #define MAIN_WINDOW_HEIGHT 500
  12 #define MAIN_WINDOW_POSITION_X 100
  13 #define MAIN_WINDOW_POSITION_Y 100
  14 #define MAIN_WINDOW_TITLE "IA"
  15
  16 #define CHILD_WINDOW_POSITION_X 605
  17 #define CHILD_WINDOW_POSITION_Y 100
  18 #define CHILD_WINDOW_TITTLE "Opções"
  19 #define CHILD_WINDOW_PANEL_FIRST_MOVE_TITLE "Inicial:"
  20
  21 #define DEFAULT_MINIMAX_DEPTH 5
  22 #define DEFAULT_COMPUTER_COLOR 1
  23
  24 /* IDs para o callback da GLUI (ControlFunc) */
  25 enum {
  26   ID_MINIMAX_DEPTH = 0,
  27   ID_FIRST_MOVE,
  28   ID_COMPUTER_COLOR,
  29   ID_PLAY_BUTTON,
  30   ID_STOP_BUTTON,
  31         ID_UNDO_BUTTON,
  32         ID_REDO_BUTTON
  33 };
  34
  35 /* Para que os callbacks da GLUT possam acessar o objeto */
  36 static Window *window = NULL;
  37
  38 /* GLUT callbacks wrappers */
  39 void RenderScene(void) { window->render_scene(); }
  40 void SpecialKeys(int key, int x, int y) { window->special_keys(key, x, y); }
  41 void KeyboardFunc(unsigned char key, int x, int y) { window->keyboard_func(key, x, y); }
  42 void ReshapeFunc(int width, int height) { window->reshape_func(width, height); }
  43 void MouseFunc(int button, int state, int x, int y) { window->mouse_func(button, state, x, y); }
  44 void TimerFunc(int key) { window->timer_func(key); }
  45 void ControlFunc(int id) { window->control_func(id); }
  46
  47 Window::Window(int argc, char **argv, Controller *control)
  48 : _control(control)
  49 {
  50   window = this;
  51
  52   glutInit(&argc, argv);
  53   glutInitDisplayMode(GLUT_DOUBLE | GLUT_RGB);
  54   //glDisable(GL_DEPTH_TEST);
  55   glutInitWindowSize(MAIN_WINDOW_WIDTH, MAIN_WINDOW_HEIGHT);
  56   glutInitWindowPosition(MAIN_WINDOW_POSITION_X, MAIN_WINDOW_POSITION_Y);
  57
  58   _window_id = glutCreateWindow(MAIN_WINDOW_TITLE);
  59
  60   glClearColor(223.0f / 255, 203.0f / 255, 155.0f / 255, 1.0f);
  61
  62   // GLUT callbacks
  63   glutDisplayFunc(RenderScene);
  64   glutKeyboardFunc(KeyboardFunc);
  65   glutSpecialFunc(SpecialKeys);
  66   glutReshapeFunc(ReshapeFunc);
  67   glutMouseFunc(MouseFunc);
  68   //glutTimerFunc(TIME_INTERVAL, TimerFunc, 0);
  69
  70
  71   glui = GLUI_Master.create_glui(CHILD_WINDOW_TITTLE, 0, CHILD_WINDOW_POSITION_X, CHILD_WINDOW_POSITION_Y);
  72
  73   GLUI_Panel *Panel_up = glui->add_panel("", GLUI_PANEL_NONE);
  74
  75   GLUI_Panel *Panel_game = glui->add_panel_to_panel(Panel_up, "Jogo:");
  76   _Button_start = glui->add_button_to_panel(Panel_game, "Iniciar", ID_PLAY_BUTTON, ControlFunc);
  77   _Button_stop = glui->add_button_to_panel(Panel_game, "Parar", ID_STOP_BUTTON, ControlFunc);
  78
  79         GLUI_Panel *Panel_undoRedo = glui->add_panel_to_panel(Panel_game, "", GLUI_PANEL_NONE);
  80         _Button_undo = glui->add_button_to_panel(Panel_undoRedo, "<-", ID_UNDO_BUTTON, ControlFunc);
  81         //glui->add_column_to_panel(Panel_undoRedo, false);
  82         _Button_redo = glui->add_button_to_panel(Panel_undoRedo, "->", ID_REDO_BUTTON, ControlFunc);
  83
  84   glui->add_column_to_panel(Panel_up, false);
  85
  86   GLUI_Panel *Panel_computerColor = glui->add_panel_to_panel(Panel_up, "Cor do Computador:");
  87   _RadioGroup_computerColor = glui->add_radiogroup_to_panel(Panel_computerColor, &_computer_color, ID_COMPUTER_COLOR,
  88                                                                             ControlFunc);
  89   glui->add_radiobutton_to_group(_RadioGroup_computerColor, "Nenhuma");
  90   glui->add_radiobutton_to_group(_RadioGroup_computerColor, "Brancas");
  91   glui->add_radiobutton_to_group(_RadioGroup_computerColor, "Pretas");
  92   glui->add_radiobutton_to_group(_RadioGroup_computerColor, "Ambas");
  93   _RadioGroup_computerColor->set_int_val(DEFAULT_COMPUTER_COLOR);
  94         _control->set_computer_color(DEFAULT_COMPUTER_COLOR);
  95
  96   GLUI_Panel *Panel_down = glui->add_panel("", GLUI_PANEL_NONE);
  97
  98   GLUI_Panel *Panel_firstMove = glui->add_panel_to_panel(Panel_down, CHILD_WINDOW_PANEL_FIRST_MOVE_TITLE);
  99   _RadioGroup_firstMove = glui->add_radiogroup_to_panel(Panel_firstMove, &_first_move, ID_FIRST_MOVE,
 100                                                                         ControlFunc);
 101   glui->add_radiobutton_to_group(_RadioGroup_firstMove, "Brancas");
 102   glui->add_radiobutton_to_group(_RadioGroup_firstMove, "Pretas");
 103   _RadioGroup_firstMove->set_int_val(0);
 104
 105   glui->add_column_to_panel(Panel_down, false);
 106
 107   GLUI_Panel *Panel_minimax = glui->add_panel_to_panel(Panel_down, "Minimax:");
 108   _Spinner_minimax = glui->add_spinner_to_panel(Panel_minimax, "Profundidade:", GLUI_SPINNER_INT,
 109                                                              &_minimax_depth, ID_MINIMAX_DEPTH, ControlFunc);
 110   _Spinner_minimax->set_int_limits(0, 10, GLUI_LIMIT_CLAMP);
 111   _Spinner_minimax->set_int_val(DEFAULT_MINIMAX_DEPTH);
 112
 113   GLUI_Panel *Panel_about = glui->add_panel("Sobre:");
 114   glui->add_statictext_to_panel(Panel_about, "Disciplina: INF01048 - Inteligencia Artificial");
 115   glui->add_statictext_to_panel(Panel_about, "Professor: Paulo Martins Engel.");
 116   glui->add_statictext_to_panel(Panel_about, "Autores:");
 117   glui->add_statictext_to_panel(Panel_about, "  Bruno Coswig Fiss - 171359");
 118   glui->add_statictext_to_panel(Panel_about, "  Kaue Soares da Silveira - 171671");
 119   glui->add_statictext_to_panel(Panel_about, "Semestre: 2010/1");
 120
 121   /** Tell GLUI window which other window to recognize as the main gfx window **/
 122   glui->set_main_gfx_window(_window_id);
 123
 124   /** Register the Idle callback with GLUI (instead of with GLUT) **/
 125   //GLUI_Master.set_glutIdleFunc( myGlutIdle );
 126
 127         // cool cursors: GLUT_CURSOR_INFO, GLUT_CURSOR_DESTROY, GLUT_CURSOR_WAIT, GLUT_CURSOR_CROSSHAIR, GLUT_CURSOR_NONE
 128   glutSetCursor(GLUT_CURSOR_INFO);
 129 }
 130
 131 Window::~Window()
 132 {
 133   GLUI_Master.close_all();
 134 }
 135
 136 void Window::main_loop()
 137 {
 138         _control->stop();
 139         _control->set_minimax_depth(_minimax_depth);
 140   glutMainLoop();
 141 }
 142
 143 void Window::enable_all()
 144 {
 145   _RadioGroup_firstMove->enable();
 146   _RadioGroup_computerColor->enable();
 147   _Spinner_minimax->enable();
 148   _Button_start->enable();
 149   _Button_stop->enable();
 150   _Button_undo->enable();
 151   _Button_redo->enable();
 152 }
 153
 154 void Window::disable_all()
 155 {
 156   _RadioGroup_firstMove->disable();
 157   _RadioGroup_computerColor->disable();
 158   _Spinner_minimax->disable();
 159   _Button_start->disable();
 160   _Button_stop->disable();
 161   _Button_undo->disable();
 162   _Button_redo->disable();
 163 }
 164
 165 void Window::enable(const char *s)
 166 {
 167         if(!strcmp(s, "stop")) _Button_stop->enable();
 168         else if(!strcmp(s, "undo")) _Button_undo->enable();
 169         else if(!strcmp(s, "redo")) _Button_redo->enable();
 170         else assert("not found" && false);
 171 }
 172
 173 void Window::disable(const char *s)
 174 {
 175         if(!strcmp(s, "stop")) _Button_stop->disable();
 176         else if(!strcmp(s, "undo")) _Button_undo->disable();
 177         else if(!strcmp(s, "redo")) _Button_redo->disable();
 178         else assert("not found" && false);
 179 }
 180
 181 void Window::display()
 182 {
 183         glutPostRedisplay();
 184 }
 185
 186 /* GLUT callacks */
 187
 188 void Window::render_scene(void)
 189 {
 190   glClear(GL_COLOR_BUFFER_BIT);
 191
 192   glMatrixMode(GL_PROJECTION);
 193   glLoadIdentity();
 194         glViewport(0, 0, _width, _height);
 195         //GLUI_Master.auto_set_viewport();
 196   gluOrtho2D(0, _width, _height, 0);
 197   glMatrixMode(GL_MODELVIEW);
 198   glLoadIdentity();
 199
 200   glClearColor(223.0f / 255, 203.0f / 255, 155.0f / 255, 1.0f);
 201
 202         draw_tab();
 203
 204   glutSwapBuffers();
 205
 206         _control->after_display();
 207 }
 208
 209 void Window::special_keys(int key, int x, int y)
 210 {
 211   switch(key) {
 212     case GLUT_KEY_UP:
 213       //KeyboardFunc('w', 0, 0);
 214       break;
 215     case GLUT_KEY_DOWN:
 216       //KeyboardFunc('s', 0, 0);
 217       break;
 218     case GLUT_KEY_RIGHT:
 219       //KeyboardFunc('d', 0, 0);
 220       break;
 221     case GLUT_KEY_LEFT:
 222       //KeyboardFunc('a', 0, 0);
 223       break;
 224     case GLUT_KEY_PAGE_UP:
 225       break;
 226   }
 227         glutPostRedisplay();
 228 }
 229
 230 void Window::keyboard_func(unsigned char key, int x, int y)
 231 {
 232   switch(tolower(key)) {
 233     case 'a':
 234       break;
 235     case 's':
 236                         _control->stop();
 237       break;
 238     case 'd':
 239       break;
 240     case 'w':
 241       break;
 242     case 'h':
 243       break;
 244     case 'c':
 245       break;
 246     case 'r':
 247       break;
 248     case 'q':
 249       exit(0);
 250       break;
 251     default:
 252       break;
 253   }
 254
 255   glutPostRedisplay();
 256 }
 257
 258 void Window::reshape_func(int width, int height)
 259 {
 260      _width = width;
 261      _height = height;
 262 }
 263
 264 void Window::mouse_func(int button, int state, int x, int y)
 265 {
 266   int s = MIN(_width, _height) / 8,
 267       rx = x / s,
 268       ry = y / s;
 269
 270   switch(button) {
 271     case GLUT_LEFT_BUTTON:
 272       switch(state) {
 273         case GLUT_UP:
 274           _control->click(rx, ry);
 275           break;
 276       }
 277       break;
 278     case GLUT_RIGHT_BUTTON:
 279       switch(state) {
 280         case GLUT_UP:
 281           break;
 282       }
 283       break;
 284   }
 285
 286         glutPostRedisplay();
 287 }
 288
 289 void Window::timer_func(int key)
 290 {
 291   //glutTimerFunc(TIME_INTERVAL, TimerFunc, 0);
 292   glutPostRedisplay();
 293 }
 294
 295 /* GLUI callback */
 296 void Window::control_func(int id)
 297 {
 298   switch(id) {
 299     case ID_MINIMAX_DEPTH:
 300       _control->set_minimax_depth(_minimax_depth);
 301       break;
 302     case ID_FIRST_MOVE:
 303       _control->set_first_move(_first_move);
 304       break;
 305     case ID_COMPUTER_COLOR:
 306       _control->set_computer_color(_computer_color);
 307       break;
 308     case ID_PLAY_BUTTON:
 309       _control->play();
 310       break;
 311     case ID_STOP_BUTTON:
 312       _control->stop();
 313       break;
 314     case ID_UNDO_BUTTON:
 315       _control->undo();
 316       break;
 317     case ID_REDO_BUTTON:
 318       _control->redo();
 319       break;
 320   }
 321         glutPostRedisplay();
 322 }
 323
 324 /* Desenho */
 325
 326 void Window::draw_tab()
 327 {
 328   draw_tab_bg();
 329
 330   rep(i, 8)
 331     rep(j, 8)
 332       if(!_control->is_empty(i, j))
 333         draw_circle(i, j, _control->piece(i, j));
 334 }
 335
 336 void Window::draw_tab_bg()
 337 {
 338         rep(i, 8)
 339     rep(j, 8) {
 340       if(_control->is_highlighted(i, j))
 341         draw_square(i, j, _control->highlight(i, j) + 2);
 342       else draw_square(i, j, (i + j) % 2);
 343     }
 344 }
 345
 346 void Window::draw_circle(int x, int y, int c)
 347 {
 348   double s = MIN(_width, _height) / 8,
 349       rx = x * s,
 350       ry = y * s;
 351
 352   s /= 2;
 353   rx += s;
 354   ry += s;
 355   s *= 0.9;
 356
 357   static
 358   float color[][3] = {{244.0f / 255, 244.0f / 255, 244.0f / 255},
 359                       {30.0f / 255, 30.0f / 255, 30.0f / 255}};
 360
 361   glColor3f(color[c][0], color[c][1], color[c][2]);
 362
 363   glBegin(GL_TRIANGLE_FAN);
 364   glVertex2f(rx, ry);
 365   repi(i, 380, 25) {
 366     double angle = i * 3.14 / 180;
 367     glVertex2f(rx + sin(angle) * s, ry + cos(angle) * s);
 368   }
 369   glEnd();
 370 }
 371
 372 void Window::draw_square(int x, int y, int c)
 373 {
 374   int s = MIN(_width, _height) / 8,
 375       rx = x * s,
 376       ry = y * s;
 377
 378   static
 379   float color[][3] = {{230.0f / 255, 187.0f / 255, 130.0f / 255},
 380                       {218.0f / 255, 155.0f / 255,  71.0f / 255},
 381                       {0.0f, 0.0f, 1.0f},
 382                       {1.0f, 0.0f, 0.0f}
 383                      };
 384
 385   glColor3f(color[c][0], color[c][1], color[c][2]);
 386
 387   glBegin(GL_QUADS);
 388     glVertex2f(rx    , ry    );
 389     glVertex2f(rx    , ry + s);
 390     glVertex2f(rx + s, ry + s);
 391     glVertex2f(rx + s, ry    );
 392   glEnd();
 393
 394
 395   glColor3f(0.0f, 0.0f, 0.0f);
 396
 397   glBegin(GL_LINE_LOOP);
 398     glVertex2f(rx    , ry    );
 399     glVertex2f(rx    , ry + s);
 400     glVertex2f(rx + s, ry + s);
 401     glVertex2f(rx + s, ry    );
 402   glEnd();
 403 }