prj/tech/libsrc/font/strclr.c

   1 /*
   2  * $Source: s:/prj/tech/libsrc/font/RCS/strclr.c $
   3  * $Revision: 1.1 $
   4  * $Author: KEVIN $
   5  * $Date: 1996/04/11 10:25:29 $
   6  *
   7  * Clipped string clear routine.
   8  *
   9  * This file is part of the font library.
  10  *
  11  */
  12
  13 #include <strsiz.h>
  14 #include <dev2d.h>
  15
  16 /* clear a string to the background color, with clipping. */
  17
  18 int gr_font_string_clear (grs_font *f, char *s, short x, short y)
  19 {
  20    short w, h;                /* extent of string */
  21    long c;                    /* saved foreground color */
  22    int r;                     /* return clip code */
  23
  24    c = gr_get_fcolor();
  25    gr_set_fcolor (gr_get_bcolor ());
  26    gr_font_string_size (f, s, &w, &h);
  27    r = gr_rect (x, y, x+w, y+h);
  28    gr_set_fcolor (c);
  29    return r;
  30 }
  31
  32 /* clear a string to the background color, unclipped. */
  33
  34 void gr_font_string_uclear (grs_font *f, char *s, short x, short y)
  35 {
  36    short w, h;                /* extent of string */
  37    long c;                    /* saved foreground color */
  38
  39    c = gr_get_fcolor();
  40    gr_set_fcolor (gr_get_bcolor());
  41    gr_font_string_size (f, s, &w, &h);
  42    gr_urect (x, y, x+w, y+h);
  43    gr_set_fcolor (c);
  44 }