Usermode/Applications/axwin0_src/main.c

   1 /*\r
   2 Acess OS Window Manager\r
   3 */\r
   4 #include "header.h"\r
   5 #include "bitmaps.h"\r
   6 #include <stdio.h>\r
   7 #include <stdlib.h>\r
   8 #include <string.h>\r
   9 \r
  10 #define USE_MOUSE       1\r
  11 \r
  12 //GLOBALS\r
  13  int    giConsoleFP = -1;\r
  14  int    giScreenFP = -1;\r
  15  int    giScreenMode = 1;\r
  16  int    giScreenWidth = SCREEN_WIDTH;\r
  17  int    giScreenHeight = SCREEN_HEIGHT;\r
  18  int    giScreenDepth = 32;\r
  19  int    giScreenSize = SCREEN_WIDTH*SCREEN_HEIGHT*32/8;\r
  20 Uint32  *gScreenBuffer;\r
  21 #if USE_MOUSE\r
  22 int     giMouseFP = -1;\r
  23 Uint32          gCursorBMP[sizeof(bmpCursor)*2] = {0};\r
  24 int             mouseX=0, mouseY=0;\r
  25 Uint8   buttonState;\r
  26 #endif\r
  27 \r
  28 //PROTOTYPES\r
  29 extern void Desktop_Init();\r
  30 extern void heap_init();\r
  31 void UpdateScreen();\r
  32 #if USE_MOUSE\r
  33 void UpdateMouse();\r
  34 void BuildCursor();\r
  35 void DrawCursor();\r
  36 #endif\r
  37 void memsetd(void *to, long val, int count);\r
  38 \r
  39 //CODE\r
  40 int main(void)\r
  41 {\r
  42          int    tmp;\r
  43         \r
  44         giConsoleFP = open("/Devices/vterm/1", OPENFLAG_WRITE);\r
  45         \r
  46         printf("AcessOS GUI version 1\n");\r
  47         printf("Opening and Initialising Video and Mouse...");\r
  48         \r
  49         #if USE_MOUSE\r
  50         giMouseFP = open("/Devices/ps2mouse", OPENFLAG_READ);\r
  51         #endif\r
  52         \r
  53         tmp = giScreenWidth;    ioctl(giConsoleFP, 4, &tmp);    // Width\r
  54         tmp = giScreenHeight;   ioctl(giConsoleFP, 5, &tmp);    // Height\r
  55         tmp = 1;        ioctl(giConsoleFP, 6, &tmp);    // Buffer Mode\r
  56         \r
  57         giScreenSize = giScreenWidth*giScreenHeight*giScreenDepth/8;\r
  58         \r
  59         #if USE_MOUSE\r
  60         ioctl(giMouseFP, 2, &giScreenWidth);    //Set Max X\r
  61         ioctl(giMouseFP, 3, &giScreenHeight);   //Set Max Y\r
  62         #endif\r
  63         printf("Done.\n");\r
  64         \r
  65         // Allocate Screen Buffer\r
  66         gScreenBuffer = malloc(giScreenSize);\r
  67         if(gScreenBuffer == NULL)\r
  68                 printf("Unable to allocate double buffer (gScreenBuffer)\n");\r
  69         \r
  70         UpdateScreen();\r
  71         Desktop_Init();\r
  72         #if USE_MOUSE\r
  73         BuildCursor();  //Create Cursor\r
  74         #endif\r
  75         \r
  76         for(;;) {\r
  77                 memset(gScreenBuffer, 0x6666FF, giScreenSize);  // Set Background Colour\r
  78                 wmUpdateWindows();\r
  79                 #if USE_MOUSE\r
  80                 UpdateMouse();\r
  81                 DrawCursor();\r
  82                 #endif\r
  83                 UpdateScreen();\r
  84         }\r
  85         \r
  86         return 1;\r
  87 }\r
  88 \r
  89 /* Copy from the buffer to the screen\r
  90  */\r
  91 void UpdateScreen()\r
  92 {\r
  93         printf("Updating Framebuffer.\n");\r
  94         seek(giScreenFP, 0, 1); //SEEK SET\r
  95         write(giScreenFP, giScreenSize, gScreenBuffer);\r
  96 }\r
  97 \r
  98 #if USE_MOUSE\r
  99 void UpdateMouse()\r
 100 {\r
 101         struct {\r
 102                 int     x, y, scroll;\r
 103                 Uint8   buttons;\r
 104         } data;\r
 105         //k_printf("Updating Mouse State...");\r
 106         \r
 107         seek(giMouseFP, 0, 1);\r
 108         read(giMouseFP, sizeof(data), &data);\r
 109         \r
 110         mouseX = data.x;        mouseY = data.y;\r
 111         //Button Press\r
 112         if(data.buttons & ~buttonState) {\r
 113                 //wmMessageButtonDown();\r
 114         }\r
 115         //Button Release\r
 116         if(~data.buttons & buttonState) {\r
 117                 //wmMessageButtonUp();\r
 118         }\r
 119         \r
 120         buttonState = data.buttons;     //Update Button State\r
 121         //k_printf("Done.\n");\r
 122 }\r
 123 \r
 124 void DrawCursor()\r
 125 {\r
 126         int i,j;\r
 127         Uint32  *buf, *bi;\r
 128         bi = gCursorBMP;\r
 129         buf = gScreenBuffer + mouseY*giScreenWidth + mouseX;\r
 130         for(i=0;i<24;i++)\r
 131         {\r
 132                 for(j=0;j<16;j++)\r
 133                 {\r
 134                         if(*bi&0xFF000000)\r
 135                         {\r
 136                                 buf[j] = *bi&0xFFFFFF;\r
 137                         }\r
 138                         bi++;\r
 139                 }\r
 140                 buf += giScreenWidth;\r
 141         }\r
 142 }\r
 143 \r
 144 void BuildCursor()\r
 145 {\r
 146         int i,j;\r
 147         Uint32  px;\r
 148         Uint32  *buf, *bi;\r
 149         bi = bmpCursor;\r
 150         buf = gCursorBMP;\r
 151         for(i=0;i<sizeof(bmpCursor)/8;i++)\r
 152         {\r
 153                 for(j=0;j<8;j++)\r
 154                 {\r
 155                         px = (*bi & (0xF << ((7-j)*4) )) >> ((7-j)*4);\r
 156                         if( px & 0x1 )\r
 157                         {\r
 158                                 if(px & 8)      *buf = 0xFF000000;      //Black (100% Alpha)\r
 159                                 else            *buf = 0xFFFFFFFF;      //White (100% Alpha)\r
 160                         }\r
 161                         else\r
 162                                 *buf = 0;       // 0% Alpha\r
 163                         buf++;\r
 164                 }\r
 165                 bi++;\r
 166                 for(j=0;j<8;j++)\r
 167                 {\r
 168                         px = (*bi & (0xF << ((7-j)*4) )) >> ((7-j)*4);\r
 169                         if( px & 0x1 )\r
 170                         {\r
 171                                 if(px & 8)      *buf = 0xFF000000;      // Black (100% Alpha)\r
 172                                 else            *buf = 0xFFFFFFFF;      // White (100% Alpha)\r
 173                         }\r
 174                         else\r
 175                         {\r
 176                                 *buf = 0; // 0% Alpha\r
 177                         }\r
 178                         buf++;\r
 179                 }\r
 180                 bi++;\r
 181         }\r
 182 }\r
 183 #endif\r