/*
* Generalized low level routine to get the bitmap associated
* with a character. Handles fixed and proportional fonts.
*/
void
gen_gettextbits(PMWFONT pfont, int ch, const MWIMAGEBITS **retmap,
MWCOORD *pwidth, MWCOORD *pheight, MWCOORD *pbase)
{
PMWCFONT pf = ((PMWCOREFONT)pfont)->cfont;
int count, width;
const MWIMAGEBITS * bits;
/* if char not in font, map to first character by default*/
if(ch < pf->firstchar || ch >= pf->firstchar+pf->size)
ch = pf->firstchar;
ch -= pf->firstchar;
/* get font bitmap depending on fixed pitch or not*/
bits = pf->bits + (pf->offset? pf->offset[ch]: (pf->height * ch));
width = pf->width ? pf->width[ch] : pf->maxwidth;
count = MWIMAGE_WORDS(width) * pf->height;
*retmap = bits;
/* return width depending on fixed pitch or not*/
*pwidth = width;
*pheight = pf->height;
*pbase = pf->ascent;
}
/*
* Set the cursor size and bitmaps.
*/
void
GdSetCursor(PMWCURSOR pcursor)
{
int bytes;
GdHideCursor(&scrdev);
curmaxx = curminx + pcursor->width - 1;
curmaxy = curminy + pcursor->height - 1;
curfg = GdFindColor(pcursor->fgcolor);
curbg = GdFindColor(pcursor->bgcolor);
bytes = MWIMAGE_WORDS(pcursor->width) * pcursor->height
* sizeof(MWIMAGEBITS);
memcpy(cursorcolor, pcursor->image, bytes);
memcpy(cursormask, pcursor->mask, bytes);
GdShowCursor(&scrdev);
}
