uisimulator/sdl/uisdl.c

   1 /***************************************************************************
   2  *             __________               __   ___.
   3  *   Open      \______   \ ____   ____ |  | _\_ |__   _______  ___
   4  *   Source     |       _//  _ \_/ ___\|  |/ /| __ \ /  _ \  \/  /
   5  *   Jukebox    |    |   (  <_> )  \___|    < | \_\ (  <_> > <  <
   6  *   Firmware   |____|_  /\____/ \___  >__|_ \|___  /\____/__/\_ \
   7  *                     \/            \/     \/    \/            \/
   8  * $Id$
   9  *
  10  * Copyright (C) 2006 by Daniel Everton <dan@iocaine.org>
  11  *
  12  * This program is free software; you can redistribute it and/or
  13  * modify it under the terms of the GNU General Public License
  14  * as published by the Free Software Foundation; either version 2
  15  * of the License, or (at your option) any later version.
  16  *
  17  * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
  18  * KIND, either express or implied.
  19  *
  20  ****************************************************************************/
  21
  22 #include <stdlib.h>
  23 #include <string.h>
  24 #include <setjmp.h>
  25 #include "autoconf.h"
  26 #include "button.h"
  27 #include "system-sdl.h"
  28 #include "thread.h"
  29 #include "kernel.h"
  30 #include "uisdl.h"
  31 #include "lcd-sdl.h"
  32 #ifdef HAVE_LCD_BITMAP
  33 #include "lcd-bitmap.h"
  34 #elif defined(HAVE_LCD_CHARCELLS)
  35 #include "lcd-charcells.h"
  36 #endif
  37 #ifdef HAVE_REMOTE_LCD
  38 #include "lcd-remote-bitmap.h"
  39 #endif
  40 #include "thread-sdl.h"
  41 #include "SDL_mutex.h"
  42 #include "SDL_thread.h"
  43 #include "math.h"
  44
  45
  46 /* extern functions */
  47 extern void new_key(int key);
  48 extern int  xy2button( int x, int y);
  49 void button_event(int key, bool pressed);
  50
  51 SDL_Surface *gui_surface;
  52 bool background = true;                   /* use backgrounds by default */
  53 #ifdef HAVE_REMOTE_LCD
  54 static bool showremote = true;            /* include remote by default */
  55 #endif
  56 bool mapping = false;
  57 bool debug_buttons = false;
  58
  59 bool lcd_display_redraw = true;         /* Used for player simulator */
  60 char having_new_lcd = true;               /* Used for player simulator */
  61 bool sim_alarm_wakeup = false;
  62 const char *sim_root_dir = NULL;
  63
  64 bool debug_audio = false;
  65
  66 bool debug_wps = false;
  67 int wps_verbose_level = 3;
  68
  69
  70 void irq_button_event(int key, bool pressed) {
  71     sim_enter_irq_handler();
  72     button_event( key, pressed );
  73     sim_exit_irq_handler();
  74 }
  75
  76 int sqr( int a ) {
  77     return a*a;
  78 }
  79
  80 void gui_message_loop(void)
  81 {
  82     SDL_Event event;
  83     bool done = false;
  84     static int x,y,xybutton = 0;
  85
  86     while(!done && SDL_WaitEvent(&event))
  87     {
  88         switch(event.type)
  89         {
  90             case SDL_KEYDOWN:
  91                 irq_button_event(event.key.keysym.sym, true);
  92                 break;
  93             case SDL_KEYUP:
  94                 irq_button_event(event.key.keysym.sym, false);
  95             case SDL_MOUSEBUTTONDOWN:
  96                 switch ( event.button.button ) {
  97 #ifdef HAVE_SCROLLWHEEL
  98                     case SDL_BUTTON_WHEELUP:
  99                         irq_button_event( SDLK_UP, true );
 100                         break;
 101                     case SDL_BUTTON_WHEELDOWN:
 102                         irq_button_event( SDLK_DOWN, true );
 103                         break;
 104 #endif
 105                     case SDL_BUTTON_LEFT:
 106                     case SDL_BUTTON_MIDDLE:
 107                         if ( mapping && background ) {
 108                             x = event.button.x;
 109                             y = event.button.y;
 110                         }
 111                         if ( background ) {
 112                             xybutton = xy2button( event.button.x, event.button.y );
 113                             if( xybutton )
 114                                 irq_button_event( xybutton, true );
 115                         }
 116                         break;
 117                     default:
 118                         break;
 119                 }
 120
 121                 if (debug_wps && event.button.button == 1)
 122                 {
 123                     if ( background )
 124 #ifdef HAVE_REMOTE
 125                         if ( event.button.y < UI_REMOTE_POSY ) /* Main Screen */
 126                             printf("Mouse at: (%d, %d)\n", event.button.x - UI_LCD_POSX -1 , event.button.y - UI_LCD_POSY - 1 );
 127                         else
 128                             printf("Mouse at: (%d, %d)\n", event.button.x - UI_REMOTE_POSX -1 , event.button.y - UI_REMOTE_POSY - 1 );
 129 #else
 130                         printf("Mouse at: (%d, %d)\n", event.button.x - UI_LCD_POSX -1 , event.button.y - UI_LCD_POSY - 1 );
 131 #endif
 132                     else
 133                         if ( event.button.y/display_zoom < LCD_HEIGHT ) /* Main Screen */
 134                             printf("Mouse at: (%d, %d)\n", event.button.x/display_zoom, event.button.y/display_zoom );
 135 #ifdef HAVE_REMOTE
 136                         else
 137                             printf("Mouse at: (%d, %d)\n", event.button.x/display_zoom, event.button.y/display_zoom - LCD_HEIGHT );
 138 #endif
 139                 }
 140                 break;
 141             case SDL_MOUSEBUTTONUP:
 142                 switch ( event.button.button ) {
 143                     /* The scrollwheel button up events are ignored as they are queued immediately */
 144                     case SDL_BUTTON_LEFT:
 145                     case SDL_BUTTON_MIDDLE:
 146                         if ( mapping && background ) {
 147                             printf("    { SDLK_,     %d, %d, %d, \"\" },\n", x, y, (int)sqrt( sqr(x-(int)event.button.x) + sqr(y-(int)event.button.y))  );
 148                         }
 149                         if ( background && xybutton ) {
 150                                 irq_button_event( xybutton, false );
 151                                 xybutton = 0;
 152                             }
 153 #ifdef HAVE_TOUCHSCREEN
 154                             else {
 155                                 irq_button_event(BUTTON_TOUCHSCREEN, false);
 156                             }
 157 #endif
 158                         break;
 159                     default:
 160                         break;
 161                 }
 162                 break;
 163
 164
 165             case SDL_QUIT:
 166                 done = true;
 167                 break;
 168             default:
 169                 /*printf("Unhandled event\n"); */
 170                 break;
 171         }
 172     }
 173 }
 174
 175 bool gui_startup(void)
 176 {
 177     SDL_Surface *picture_surface;
 178     int width, height;
 179
 180     if (SDL_Init(SDL_INIT_VIDEO|SDL_INIT_AUDIO|SDL_INIT_TIMER)) {
 181         fprintf(stderr, "fatal: %s\n", SDL_GetError());
 182         return false;
 183     }
 184
 185     atexit(SDL_Quit);
 186
 187     /* Try and load the background image. If it fails go without */
 188     if (background) {
 189         picture_surface = SDL_LoadBMP("UI256.bmp");
 190         if (picture_surface == NULL) {
 191             background = false;
 192             fprintf(stderr, "warn: %s\n", SDL_GetError());
 193         }
 194     }
 195
 196     /* Set things up */
 197     if (background)
 198     {
 199         width = UI_WIDTH;
 200         height = UI_HEIGHT;
 201     }
 202     else
 203     {
 204 #ifdef HAVE_REMOTE_LCD
 205         if (showremote)
 206         {
 207             width = SIM_LCD_WIDTH > SIM_REMOTE_WIDTH ? SIM_LCD_WIDTH : SIM_REMOTE_WIDTH;
 208             height = SIM_LCD_HEIGHT + SIM_REMOTE_HEIGHT;
 209         }
 210         else
 211 #endif
 212         {
 213             width = SIM_LCD_WIDTH;
 214             height = SIM_LCD_HEIGHT;
 215         }
 216     }
 217
 218
 219     if ((gui_surface = SDL_SetVideoMode(width * display_zoom, height * display_zoom, 24, SDL_HWSURFACE|SDL_DOUBLEBUF)) == NULL) {
 220         fprintf(stderr, "fatal: %s\n", SDL_GetError());
 221         return false;
 222     }
 223
 224     SDL_WM_SetCaption(UI_TITLE, NULL);
 225
 226     sim_lcd_init();
 227 #ifdef HAVE_REMOTE_LCD
 228     if (showremote)
 229         sim_lcd_remote_init();
 230 #endif
 231
 232     SDL_EnableKeyRepeat(SDL_DEFAULT_REPEAT_DELAY, SDL_DEFAULT_REPEAT_INTERVAL);
 233
 234     if (background && picture_surface != NULL) {
 235         SDL_BlitSurface(picture_surface, NULL, gui_surface, NULL);
 236         SDL_UpdateRect(gui_surface, 0, 0, 0, 0);
 237     }
 238
 239     return true;
 240 }
 241
 242 bool gui_shutdown(void)
 243 {
 244     /* Order here is relevent to prevent deadlocks and use of destroyed
 245        sync primitives by kernel threads */
 246     thread_sdl_shutdown();
 247     sim_kernel_shutdown();
 248     return true;
 249 }
 250
 251 #if defined(WIN32) && defined(main)
 252 /* Don't use SDL_main on windows -> no more stdio redirection */
 253 #undef main
 254 #endif
 255
 256 int main(int argc, char *argv[])
 257 {
 258     if (argc >= 1)
 259     {
 260         int x;
 261         for (x = 1; x < argc; x++)
 262         {
 263             if (!strcmp("--debugaudio", argv[x]))
 264             {
 265                 debug_audio = true;
 266                 printf("Writing debug audio file.\n");
 267             }
 268             else if (!strcmp("--debugwps", argv[x]))
 269             {
 270                 debug_wps = true;
 271                 printf("WPS debug mode enabled.\n");
 272             }
 273             else if (!strcmp("--nobackground", argv[x]))
 274             {
 275                 background = false;
 276                 printf("Disabling background image.\n");
 277             }
 278 #ifdef HAVE_REMOTE_LCD
 279             else if (!strcmp("--noremote", argv[x]))
 280             {
 281                 showremote = false;
 282                 background = false;
 283                 printf("Disabling remote image.\n");
 284             }
 285 #endif
 286             else if (!strcmp("--old_lcd", argv[x]))
 287             {
 288                 having_new_lcd = false;
 289                 printf("Using old LCD layout.\n");
 290             }
 291             else if (!strcmp("--zoom", argv[x]))
 292             {
 293                 x++;
 294                 if(x < argc)
 295                     display_zoom=atoi(argv[x]);
 296                 else
 297                     display_zoom = 2;
 298                 printf("Window zoom is %d\n", display_zoom);
 299             }
 300             else if (!strcmp("--alarm", argv[x]))
 301             {
 302                 sim_alarm_wakeup = true;
 303                 printf("Simulating alarm wakeup.\n");
 304             }
 305             else if (!strcmp("--root", argv[x]))
 306             {
 307                 x++;
 308                 if (x < argc)
 309                 {
 310                     sim_root_dir = argv[x];
 311                     printf("Root directory: %s\n", sim_root_dir);
 312                 }
 313             }
 314             else if (!strcmp("--mapping", argv[x]))
 315             {
 316                     mapping = true;
 317                     printf("Printing click coords with drag radii.\n");
 318             }
 319             else if (!strcmp("--debugbuttons", argv[x]))
 320             {
 321                     debug_buttons = true;
 322                     printf("Printing background button clicks.\n");
 323             }
 324             else
 325             {
 326                 printf("rockboxui\n");
 327                 printf("Arguments:\n");
 328                 printf("  --debugaudio \t Write raw PCM data to audiodebug.raw\n");
 329                 printf("  --debugwps \t Print advanced WPS debug info\n");
 330                 printf("  --nobackground \t Disable the background image\n");
 331 #ifdef HAVE_REMOTE_LCD
 332                 printf("  --noremote \t Disable the remote image (will disable backgrounds)\n");
 333 #endif
 334                 printf("  --old_lcd \t [Player] simulate old playermodel (ROM version<4.51)\n");
 335                 printf("  --zoom [VAL]\t Window zoom (will disable backgrounds)\n");
 336                 printf("  --alarm \t Simulate a wake-up on alarm\n");
 337                 printf("  --root [DIR]\t Set root directory\n");
 338                 printf("  --mapping \t Output coordinates and radius for mapping backgrounds\n");
 339                 exit(0);
 340             }
 341         }
 342     }
 343
 344     if (display_zoom > 1) {
 345         background = false;
 346     }
 347
 348     if (!sim_kernel_init()) {
 349         fprintf(stderr, "sim_kernel_init failed\n");
 350         return -1;
 351     }
 352
 353     if (!gui_startup()) {
 354         fprintf(stderr, "gui_startup failed\n");
 355         return -1;
 356     }
 357
 358     /* app_main will be called by the new main thread */
 359     if (!thread_sdl_init(NULL)) {
 360         fprintf(stderr, "thread_sdl_init failed\n");
 361         return -1;
 362     }
 363
 364     gui_message_loop();
 365
 366     return gui_shutdown();
 367 }
 368