Usermode/Applications/axwin0_src/desktop.c

   1 /*\r
   2 AcessOS Window Manager\r
   3 Desktop Window\r
   4 */\r
   5 #include "axwin.h"\r
   6 #include "desktop_font.h"\r
   7 #include <string.h>\r
   8 \r
   9 #define DEBUG   0\r
  10 \r
  11 #define FGC     0xFFFFFFFF\r
  12 #define BGC     0xFF000000\r
  13 \r
  14 // === GLOBALS ===\r
  15  void*  gHwnd = NULL;\r
  16  int    gW = 640;\r
  17  int    gH = 480;\r
  18  \r
  19 // === PROTOTYPES ===\r
  20 void    Desktop_Init();\r
  21  int    Desktop_WndProc(void *handle, int message, int arg1, int arg2);\r
  22 void    Desktop_PrintAt(BITMAP *bmp, int x, int y, char *text);\r
  23 \r
  24 // === CODE ===\r
  25 void Desktop_Init()\r
  26 {\r
  27         gHwnd = WM_CreateWindow(0, 0, -1, -1, Desktop_WndProc, WNDFLAG_NOBORDER|WNDFLAG_SHOW);\r
  28         if(gHwnd == 0)\r
  29         {\r
  30                 //write(giConsoleFP, 32, "Unable to create desktop window\n");\r
  31                 return;\r
  32         }\r
  33         WM_SetTitle(gHwnd, "Desktop");\r
  34 }\r
  35 \r
  36 int     Desktop_WndProc(void *handle, int message, int arg1, int arg2)\r
  37 {\r
  38         switch(message)\r
  39         {\r
  40         case WM_REPAINT:\r
  41                 {\r
  42                 BITMAP  *bmp = (BITMAP*)arg1;\r
  43                 memset( bmp->data, BGC, bmp->width*bmp->height*4 );\r
  44                 Desktop_PrintAt( bmp, 0, 0, "CAB@1337!" );\r
  45                 }\r
  46                 break;\r
  47                 \r
  48         default:\r
  49                 return 0;\r
  50         }\r
  51         return 1;       // Handled\r
  52 }\r
  53 \r
  54 void Desktop_PrintAt(BITMAP *bmp, int x, int y, char *text)\r
  55 {\r
  56         int j,k,w;\r
  57         Uint32  *buf;\r
  58         \r
  59         if( bmp == NULL || text == NULL )\r
  60            return;\r
  61 \r
  62         buf = bmp->data;\r
  63         w = bmp->width;\r
  64         buf += y*w+x;\r
  65         while(*text)\r
  66         {\r
  67                 for(j=0;j<9;j++)\r
  68                 {\r
  69                         int     c = cFONT_ASCII[(int)*text][j];\r
  70                         for(k=0;k<8;k++)\r
  71                         {\r
  72                                 if(c&(1<<(7-k)))        buf[j*w+k] = FGC;\r
  73                                 else                            buf[j*w+k] = BGC;\r
  74                         }\r
  75                         buf[j*w+8] = BGC;\r
  76                 }\r
  77                 buf += 9;\r
  78                 text++;\r
  79         }\r
  80 }\r