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  * All files in this archive are subject to the GNU General Public License.
  13  * See the file COPYING in the source tree root for full license agreement.
  14  *
  15  * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
  16  * KIND, either express or implied.
  17  *
  18  ****************************************************************************/
  19
  20 #include <stdlib.h>
  21 #include <string.h>
  22 #include <setjmp.h>
  23 #include "autoconf.h"
  24 #include "button.h"
  25 #include "system-sdl.h"
  26 #include "thread.h"
  27 #include "kernel.h"
  28 #include "uisdl.h"
  29 #include "lcd-sdl.h"
  30 #ifdef HAVE_LCD_BITMAP
  31 #include "lcd-bitmap.h"
  32 #elif defined(HAVE_LCD_CHARCELLS)
  33 #include "lcd-charcells.h"
  34 #endif
  35 #ifdef HAVE_REMOTE_LCD
  36 #include "lcd-remote-bitmap.h"
  37 #endif
  38 #include "thread-sdl.h"
  39 #include "SDL_mutex.h"
  40 #include "SDL_thread.h"
  41
  42 /* extern functions */
  43 extern void new_key(int key);
  44
  45 void button_event(int key, bool pressed);
  46
  47 SDL_Surface *gui_surface;
  48 bool background = false;        /* Don't use backgrounds by default */
  49
  50 bool lcd_display_redraw = true;         /* Used for player simulator */
  51 char having_new_lcd = true;               /* Used for player simulator */
  52 bool sim_alarm_wakeup = false;
  53 const char *sim_root_dir = NULL;
  54
  55 bool debug_audio = false;
  56
  57 bool debug_wps = false;
  58 int wps_verbose_level = 3;
  59
  60 void gui_message_loop(void)
  61 {
  62     SDL_Event event;
  63     bool done = false;
  64
  65     while(!done && SDL_WaitEvent(&event))
  66     {
  67         switch(event.type)
  68         {
  69             case SDL_KEYDOWN:
  70                 sim_enter_irq_handler();
  71                 button_event(event.key.keysym.sym, true);
  72                 sim_exit_irq_handler();
  73                 break;
  74             case SDL_KEYUP:
  75                 sim_enter_irq_handler();
  76                 button_event(event.key.keysym.sym, false);
  77                 sim_exit_irq_handler();
  78                 break;
  79 #ifndef HAVE_TOUCHPAD
  80             case SDL_MOUSEBUTTONDOWN:
  81                 if (debug_wps && event.button.button == 1)
  82                 {
  83                     printf("Mouse at: (%d, %d)\n", event.button.x, event.button.y);
  84                 }
  85                 break;
  86 #endif
  87             case SDL_QUIT:
  88                 done = true;
  89                 break;
  90             default:
  91                 /*printf("Unhandled event\n"); */
  92                 break;
  93         }
  94     }
  95 }
  96
  97 bool gui_startup(void)
  98 {
  99     SDL_Surface *picture_surface;
 100     int width, height;
 101
 102     if (SDL_Init(SDL_INIT_VIDEO|SDL_INIT_AUDIO|SDL_INIT_TIMER)) {
 103         fprintf(stderr, "fatal: %s\n", SDL_GetError());
 104         return false;
 105     }
 106
 107     atexit(SDL_Quit);
 108
 109     /* Try and load the background image. If it fails go without */
 110     if (background) {
 111         picture_surface = SDL_LoadBMP("UI256.bmp");
 112         if (picture_surface == NULL) {
 113             background = false;
 114             fprintf(stderr, "warn: %s\n", SDL_GetError());
 115         }
 116     }
 117
 118     /* Set things up */
 119
 120     if (background) {
 121         width = UI_WIDTH;
 122         height = UI_HEIGHT;
 123     } else {
 124 #ifdef HAVE_REMOTE_LCD
 125         width = UI_LCD_WIDTH > UI_REMOTE_WIDTH ? UI_LCD_WIDTH : UI_REMOTE_WIDTH;
 126         height = UI_LCD_HEIGHT + UI_REMOTE_HEIGHT;
 127 #else
 128         width = UI_LCD_WIDTH;
 129         height = UI_LCD_HEIGHT;
 130 #endif
 131     }
 132
 133
 134     if ((gui_surface = SDL_SetVideoMode(width * display_zoom, height * display_zoom, 24, SDL_HWSURFACE|SDL_DOUBLEBUF)) == NULL) {
 135         fprintf(stderr, "fatal: %s\n", SDL_GetError());
 136         return false;
 137     }
 138
 139     SDL_WM_SetCaption(UI_TITLE, NULL);
 140
 141     sim_lcd_init();
 142 #ifdef HAVE_REMOTE_LCD
 143     sim_lcd_remote_init();
 144 #endif
 145
 146     SDL_EnableKeyRepeat(SDL_DEFAULT_REPEAT_DELAY, SDL_DEFAULT_REPEAT_INTERVAL);
 147
 148     if (background && picture_surface != NULL) {
 149         SDL_BlitSurface(picture_surface, NULL, gui_surface, NULL);
 150         SDL_UpdateRect(gui_surface, 0, 0, 0, 0);
 151     }
 152
 153     return true;
 154 }
 155
 156 bool gui_shutdown(void)
 157 {
 158     /* Order here is relevent to prevent deadlocks and use of destroyed
 159        sync primitives by kernel threads */
 160     thread_sdl_shutdown();
 161     sim_kernel_shutdown();
 162     return true;
 163 }
 164
 165 #if defined(WIN32) && defined(main)
 166 /* Don't use SDL_main on windows -> no more stdio redirection */
 167 #undef main
 168 #endif
 169
 170 int main(int argc, char *argv[])
 171 {
 172     if (argc >= 1)
 173     {
 174         int x;
 175         for (x = 1; x < argc; x++)
 176         {
 177             if (!strcmp("--debugaudio", argv[x]))
 178             {
 179                 debug_audio = true;
 180                 printf("Writing debug audio file.\n");
 181             }
 182             else if (!strcmp("--debugwps", argv[x]))
 183             {
 184                 debug_wps = true;
 185                 printf("WPS debug mode enabled.\n");
 186             }
 187             else if (!strcmp("--background", argv[x]))
 188             {
 189                 background = true;
 190                 printf("Using background image.\n");
 191             }
 192             else if (!strcmp("--old_lcd", argv[x]))
 193             {
 194                 having_new_lcd = false;
 195                 printf("Using old LCD layout.\n");
 196             }
 197             else if (!strcmp("--zoom", argv[x]))
 198             {
 199                 x++;
 200                 if(x < argc)
 201                     display_zoom=atoi(argv[x]);
 202                 else
 203                     display_zoom = 2;
 204                 printf("Window zoom is %d\n", display_zoom);
 205             }
 206             else if (!strcmp("--alarm", argv[x]))
 207             {
 208                 sim_alarm_wakeup = true;
 209                 printf("Simulating alarm wakeup.\n");
 210             }
 211             else if (!strcmp("--root", argv[x]))
 212             {
 213                 x++;
 214                 if (x < argc)
 215                 {
 216                     sim_root_dir = argv[x];
 217                     printf("Root directory: %s\n", sim_root_dir);
 218                 }
 219             }
 220             else
 221             {
 222                 printf("rockboxui\n");
 223                 printf("Arguments:\n");
 224                 printf("  --debugaudio \t Write raw PCM data to audiodebug.raw\n");
 225                 printf("  --debugwps \t Print advanced WPS debug info\n");
 226                 printf("  --background \t Use background image of hardware\n");
 227                 printf("  --old_lcd \t [Player] simulate old playermodel (ROM version<4.51)\n");
 228                 printf("  --zoom [VAL]\t Window zoom (will disable backgrounds)\n");
 229                 printf("  --alarm \t Simulate a wake-up on alarm\n");
 230                 printf("  --root [DIR]\t Set root directory\n");
 231                 exit(0);
 232             }
 233         }
 234     }
 235
 236     if (display_zoom > 1) {
 237         background = false;
 238     }
 239
 240     if (!sim_kernel_init()) {
 241         fprintf(stderr, "sim_kernel_init failed\n");
 242         return -1;
 243     }
 244
 245     if (!gui_startup()) {
 246         fprintf(stderr, "gui_startup failed\n");
 247         return -1;
 248     }
 249
 250     /* app_main will be called by the new main thread */
 251     if (!thread_sdl_init(NULL)) {
 252         fprintf(stderr, "thread_sdl_init failed\n");
 253         return -1;
 254     }
 255
 256     gui_message_loop();
 257
 258     return gui_shutdown();
 259 }
 260