/* EXTPROTO */
int
ThaiPixel2Col (rxvt_t* r, int page, int x, int y)
{
int row; /* row storing data */
int i; /* byte offset index */
int xpixel; /* dummy x pixel */
char *str; /* drawn_text pointer */
XFontStruct *wf; /* font */
/* locate buffer storing data */
row = Pixel2Row(y);
MAX_IT(row, 0);
MIN_IT(row, r->TermWin.nrow - 1);
str = PVTS(r, page)->drawn_text[row];
/* access to font structure */
wf = r->TermWin.font;
/* increase byte offset until we get to target x */
i = 0;
xpixel = FONT_WIDTH(wf, str[0]);
x -= r->TermWin.int_bwidth;
while (xpixel <= x && i < r->TermWin.ncol){
i++;
xpixel += FONT_WIDTH(wf, str[i]); /* wf->per_char[char_num].width; */
}
MAX_IT(i, 0);
MIN_IT(i, r->TermWin.ncol);
return i;
}
int ThaiPixel2Col2(int x, int y)
{
int doffset = Pixel2Row(y) * (TermWin.ncol + 1);
unsigned char *start = &drawn_text[doffset];
int col=0, cx=0;
x -= TermWin_internalBorder;
if(thai_spcount) {
thai_colinc1(0);
while(cx<=x) {
cx += TermWin.fwidth * thai_colinc1(start[col]);
col++;
}
}
else {
while(cx<=x) {
if(!movetab[start[col]])
cx += TermWin.fwidth;
col++;
}
}
while(movetab[start[col]] && col < TermWin.ncol)
col++;
return col-1;
}
