src/glut/beos/glutCursor.cpp

   1 /***********************************************************
   2  *      Copyright (C) 1997, Be Inc.  All rights reserved.
   3  *
   4  *  FILE:       glutCursor.cpp
   5  *
   6  *      DESCRIPTION:    code for handling custom mouse cursors
   7  ***********************************************************/
   8
   9 /***********************************************************
  10  *      Headers
  11  ***********************************************************/
  12 #include <GL/glut.h>
  13 #include "glutint.h"
  14 #include "glutState.h"
  15 #include "glutCursors.h"
  16
  17 static const unsigned char *cursorTable[] = {
  18   XC_arrow,               /* GLUT_CURSOR_RIGHT_ARROW */
  19   XC_top_left_arrow,      /* GLUT_CURSOR_LEFT_ARROW */
  20   XC_hand1,               /* GLUT_CURSOR_INFO */
  21   XC_pirate,              /* GLUT_CURSOR_DESTROY */
  22   XC_question_arrow,      /* GLUT_CURSOR_HELP */
  23   XC_exchange,            /* GLUT_CURSOR_CYCLE */
  24   XC_spraycan,            /* GLUT_CURSOR_SPRAY */
  25   XC_watch,               /* GLUT_CURSOR_WAIT */
  26   XC_xterm,               /* GLUT_CURSOR_TEXT */
  27   XC_crosshair,           /* GLUT_CURSOR_CROSSHAIR */
  28   XC_sb_v_double_arrow,   /* GLUT_CURSOR_UP_DOWN */
  29   XC_sb_h_double_arrow,   /* GLUT_CURSOR_LEFT_RIGHT */
  30   XC_top_side,            /* GLUT_CURSOR_TOP_SIDE */
  31   XC_bottom_side,         /* GLUT_CURSOR_BOTTOM_SIDE */
  32   XC_left_side,           /* GLUT_CURSOR_LEFT_SIDE */
  33   XC_right_side,          /* GLUT_CURSOR_RIGHT_SIDE */
  34   XC_top_left_corner,     /* GLUT_CURSOR_TOP_LEFT_CORNER */
  35   XC_top_right_corner,    /* GLUT_CURSOR_TOP_RIGHT_CORNER */
  36   XC_bottom_right_corner, /* GLUT_CURSOR_BOTTOM_RIGHT_CORNER */
  37   XC_bottom_left_corner,  /* GLUT_CURSOR_BOTTOM_LEFT_CORNER */
  38 };
  39
  40 /***********************************************************
  41  *      FUNCTION:       glutSetCursor (4.13)
  42  *
  43  *      DESCRIPTION:  set a new mouse cursor for current window
  44  ***********************************************************/
  45 void glutSetCursor(int cursor) {
  46         gState.currentWindow->Window()->Lock();
  47         gState.currentWindow->cursor = cursor;
  48         __glutSetCursor(cursor);
  49         gState.currentWindow->Window()->Unlock();
  50 }
  51
  52 /***********************************************************
  53  *      FUNCTION:       __glutSetCursor
  54  *
  55  *      DESCRIPTION:  the actual cursor changing routine
  56  ***********************************************************/
  57 void __glutSetCursor(int cursor) {
  58         int realcursor = cursor;
  59         if (cursor < 0 || cursor > GLUT_CURSOR_BOTTOM_LEFT_CORNER) {
  60                 switch(cursor) {
  61                 case GLUT_CURSOR_INHERIT:
  62                         return;         // don't change cursor
  63                 case GLUT_CURSOR_NONE:
  64                         // this hides the cursor until the user moves the mouse
  65                         // change it to HideCursor() AT YOUR OWN RISK!
  66                         be_app->ObscureCursor();
  67                         return;
  68                 case GLUT_CURSOR_FULL_CROSSHAIR:
  69                         realcursor = GLUT_CURSOR_CROSSHAIR;
  70                         break;
  71                 default:
  72                         __glutWarning("unknown cursor\n");
  73                         return;
  74                 }
  75         }
  76         be_app->SetCursor(cursorTable[realcursor]);
  77 }
  78
  79 /***********************************************************
  80  *      FUNCTION:       glutWarpPointer (x.xx)
  81  *
  82  *      DESCRIPTION:  move the mouse pointer to a new location
  83  *              (note:  can't do this in BeOS!)
  84  ***********************************************************/
  85 void glutWarpPointer(int x, int y) { }