firmware/target/hosted/sdl/key_to_touch-sdl.c

   1 /***************************************************************************
   2  *             __________               __   ___.
   3  *   Open      \______   \ ____   ____ |  | _\_ |__   _______  ___
   4  *   Source     |       _//  _ \_/ ___\|  |/ /| __ \ /  _ \  \/  /
   5  *   Jukebox    |    |   (  <_> )  \___|    < | \_\ (  <_> > <  <
   6  *   Firmware   |____|_  /\____/ \___  >__|_ \|___  /\____/__/\_ \
   7  *                     \/            \/     \/    \/            \/
   8  * $Id$
   9  *
  10  * Copyright (C) 2008 Jonathan Gordon
  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
  23 #include <stdio.h>
  24 #include <SDL.h>
  25 #include "button.h"
  26 #include "buttonmap.h"
  27 #include "touchscreen.h"
  28
  29 int key_to_touch(int keyboard_button, unsigned int mouse_coords)
  30 {
  31     int new_btn = BUTTON_NONE;
  32     switch (keyboard_button)
  33     {
  34         case BUTTON_TOUCHSCREEN:
  35             switch (touchscreen_get_mode())
  36             {
  37                 case TOUCHSCREEN_POINT:
  38                     new_btn = BUTTON_TOUCHSCREEN;
  39                     break;
  40                 case TOUCHSCREEN_BUTTON:
  41                 {
  42                     static const int touchscreen_buttons[3][3] = {
  43                         {BUTTON_TOPLEFT, BUTTON_TOPMIDDLE, BUTTON_TOPRIGHT},
  44                         {BUTTON_MIDLEFT, BUTTON_CENTER, BUTTON_MIDRIGHT},
  45                         {BUTTON_BOTTOMLEFT, BUTTON_BOTTOMMIDDLE, BUTTON_BOTTOMRIGHT},
  46                     };
  47                     int px_x = ((mouse_coords&0xffff0000)>>16);
  48                     int px_y = ((mouse_coords&0x0000ffff));
  49                     new_btn = touchscreen_buttons[px_y/(LCD_HEIGHT/3)][px_x/(LCD_WIDTH/3)];
  50                     break;
  51                 }
  52             }
  53             break;
  54 #ifndef APPLICATION
  55         case SDLK_KP7:
  56         case SDLK_7:
  57         case SDLK_HOME:
  58             new_btn = BUTTON_TOPLEFT;
  59             break;
  60         case SDLK_KP8:
  61         case SDLK_8:
  62         case SDLK_UP:
  63 #ifdef HAVE_SCROLLWHEEL
  64         case SDL_BUTTON_WHEELUP:
  65 #endif
  66             new_btn = BUTTON_TOPMIDDLE;
  67             break;
  68         case SDLK_KP9:
  69         case SDLK_9:
  70         case SDLK_PAGEUP:
  71             new_btn = BUTTON_TOPRIGHT;
  72             break;
  73         case SDLK_KP4:
  74         case SDLK_u:
  75         case SDLK_LEFT:
  76             new_btn = BUTTON_MIDLEFT;
  77             break;
  78         case SDLK_KP5:
  79         case SDLK_i:
  80         case SDL_BUTTON_MIDDLE:
  81             new_btn = BUTTON_CENTER;
  82             break;
  83         case SDLK_KP6:
  84         case SDLK_o:
  85         case SDLK_RIGHT:
  86             new_btn = BUTTON_MIDRIGHT;
  87             break;
  88         case SDLK_KP1:
  89         case SDLK_j:
  90         case SDLK_END:
  91             new_btn = BUTTON_BOTTOMLEFT;
  92             break;
  93         case SDLK_KP2:
  94         case SDLK_k:
  95 #ifdef HAVE_SCROLLWHEEL
  96         case SDL_BUTTON_WHEELDOWN:
  97 #endif
  98         case SDLK_DOWN:
  99             new_btn = BUTTON_BOTTOMMIDDLE;
 100             break;
 101         case SDLK_KP3:
 102         case SDLK_l:
 103         case SDLK_PAGEDOWN:
 104             new_btn = BUTTON_BOTTOMRIGHT;
 105             break;
 106 #endif
 107     }
 108     return new_btn;
 109 }