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
  44 /* extern functions */
  45 extern void new_key(int key);
  46
  47 void button_event(int key, bool pressed);
  48
  49 SDL_Surface *gui_surface;
  50 bool background = true;                   /* use backgrounds by default */
  51
  52 bool lcd_display_redraw = true;         /* Used for player simulator */
  53 char having_new_lcd = true;               /* Used for player simulator */
  54 bool sim_alarm_wakeup = false;
  55 const char *sim_root_dir = NULL;
  56
  57 bool debug_audio = false;
  58
  59 bool debug_wps = false;
  60 int wps_verbose_level = 3;
  61
  62 void gui_message_loop(void)
  63 {
  64     SDL_Event event;
  65     bool done = false;
  66
  67     while(!done && SDL_WaitEvent(&event))
  68     {
  69         switch(event.type)
  70         {
  71             case SDL_KEYDOWN:
  72                 sim_enter_irq_handler();
  73                 button_event(event.key.keysym.sym, true);
  74                 sim_exit_irq_handler();
  75                 break;
  76             case SDL_KEYUP:
  77                 sim_enter_irq_handler();
  78                 button_event(event.key.keysym.sym, false);
  79                 sim_exit_irq_handler();
  80                 break;
  81 #ifndef HAVE_TOUCHSCREEN
  82             case SDL_MOUSEBUTTONDOWN:
  83                 if (debug_wps && event.button.button == 1)
  84                 {
  85                     printf("Mouse at: (%d, %d)\n", event.button.x, event.button.y);
  86                 }
  87                 break;
  88 #else
  89             case SDL_MOUSEBUTTONUP:
  90                 sim_enter_irq_handler();
  91                 button_event(BUTTON_TOUCHSCREEN, false);
  92                 sim_exit_irq_handler();
  93                 break;
  94 #endif
  95             case SDL_QUIT:
  96                 done = true;
  97                 break;
  98             default:
  99                 /*printf("Unhandled event\n"); */
 100                 break;
 101         }
 102     }
 103 }
 104
 105 bool gui_startup(void)
 106 {
 107     SDL_Surface *picture_surface;
 108     int width, height;
 109
 110     if (SDL_Init(SDL_INIT_VIDEO|SDL_INIT_AUDIO|SDL_INIT_TIMER)) {
 111         fprintf(stderr, "fatal: %s\n", SDL_GetError());
 112         return false;
 113     }
 114
 115     atexit(SDL_Quit);
 116
 117     /* Try and load the background image. If it fails go without */
 118     if (background) {
 119         picture_surface = SDL_LoadBMP("UI256.bmp");
 120         if (picture_surface == NULL) {
 121             background = false;
 122             fprintf(stderr, "warn: %s\n", SDL_GetError());
 123         }
 124     }
 125
 126     /* Set things up */
 127
 128     if (background) {
 129         width = UI_WIDTH;
 130         height = UI_HEIGHT;
 131     } else {
 132 #ifdef HAVE_REMOTE_LCD
 133         width = SIM_LCD_WIDTH > SIM_REMOTE_WIDTH ? SIM_LCD_WIDTH : SIM_REMOTE_WIDTH;
 134         height = SIM_LCD_HEIGHT + SIM_REMOTE_HEIGHT;
 135 #else
 136         width = SIM_LCD_WIDTH;
 137         height = SIM_LCD_HEIGHT;
 138 #endif
 139     }
 140
 141
 142     if ((gui_surface = SDL_SetVideoMode(width * display_zoom, height * display_zoom, 24, SDL_HWSURFACE|SDL_DOUBLEBUF)) == NULL) {
 143         fprintf(stderr, "fatal: %s\n", SDL_GetError());
 144         return false;
 145     }
 146
 147     SDL_WM_SetCaption(UI_TITLE, NULL);
 148
 149     sim_lcd_init();
 150 #ifdef HAVE_REMOTE_LCD
 151     sim_lcd_remote_init();
 152 #endif
 153
 154     SDL_EnableKeyRepeat(SDL_DEFAULT_REPEAT_DELAY, SDL_DEFAULT_REPEAT_INTERVAL);
 155
 156     if (background && picture_surface != NULL) {
 157         SDL_BlitSurface(picture_surface, NULL, gui_surface, NULL);
 158         SDL_UpdateRect(gui_surface, 0, 0, 0, 0);
 159     }
 160
 161     return true;
 162 }
 163
 164 bool gui_shutdown(void)
 165 {
 166     /* Order here is relevent to prevent deadlocks and use of destroyed
 167        sync primitives by kernel threads */
 168     thread_sdl_shutdown();
 169     sim_kernel_shutdown();
 170     return true;
 171 }
 172
 173 #if defined(WIN32) && defined(main)
 174 /* Don't use SDL_main on windows -> no more stdio redirection */
 175 #undef main
 176 #endif
 177
 178 int main(int argc, char *argv[])
 179 {
 180     if (argc >= 1)
 181     {
 182         int x;
 183         for (x = 1; x < argc; x++)
 184         {
 185             if (!strcmp("--debugaudio", argv[x]))
 186             {
 187                 debug_audio = true;
 188                 printf("Writing debug audio file.\n");
 189             }
 190             else if (!strcmp("--debugwps", argv[x]))
 191             {
 192                 debug_wps = true;
 193                 printf("WPS debug mode enabled.\n");
 194             }
 195             else if (!strcmp("--nobackground", argv[x]))
 196             {
 197                 background = false;
 198                 printf("Disabling background image.\n");
 199             }
 200             else if (!strcmp("--old_lcd", argv[x]))
 201             {
 202                 having_new_lcd = false;
 203                 printf("Using old LCD layout.\n");
 204             }
 205             else if (!strcmp("--zoom", argv[x]))
 206             {
 207                 x++;
 208                 if(x < argc)
 209                     display_zoom=atoi(argv[x]);
 210                 else
 211                     display_zoom = 2;
 212                 printf("Window zoom is %d\n", display_zoom);
 213             }
 214             else if (!strcmp("--alarm", argv[x]))
 215             {
 216                 sim_alarm_wakeup = true;
 217                 printf("Simulating alarm wakeup.\n");
 218             }
 219             else if (!strcmp("--root", argv[x]))
 220             {
 221                 x++;
 222                 if (x < argc)
 223                 {
 224                     sim_root_dir = argv[x];
 225                     printf("Root directory: %s\n", sim_root_dir);
 226                 }
 227             }
 228             else
 229             {
 230                 printf("rockboxui\n");
 231                 printf("Arguments:\n");
 232                 printf("  --debugaudio \t Write raw PCM data to audiodebug.raw\n");
 233                 printf("  --debugwps \t Print advanced WPS debug info\n");
 234                 printf("  --nobackground \t Disable the background image\n");
 235                 printf("  --old_lcd \t [Player] simulate old playermodel (ROM version<4.51)\n");
 236                 printf("  --zoom [VAL]\t Window zoom (will disable backgrounds)\n");
 237                 printf("  --alarm \t Simulate a wake-up on alarm\n");
 238                 printf("  --root [DIR]\t Set root directory\n");
 239                 exit(0);
 240             }
 241         }
 242     }
 243
 244     if (display_zoom > 1) {
 245         background = false;
 246     }
 247
 248     if (!sim_kernel_init()) {
 249         fprintf(stderr, "sim_kernel_init failed\n");
 250         return -1;
 251     }
 252
 253     if (!gui_startup()) {
 254         fprintf(stderr, "gui_startup failed\n");
 255         return -1;
 256     }
 257
 258     /* app_main will be called by the new main thread */
 259     if (!thread_sdl_init(NULL)) {
 260         fprintf(stderr, "thread_sdl_init failed\n");
 261         return -1;
 262     }
 263
 264     gui_message_loop();
 265
 266     return gui_shutdown();
 267 }
 268