static void
vt_bitblt_char(struct vt_device *vd, struct vt_font *vf, term_char_t c,
int iscursor, unsigned int row, unsigned int col)
{
term_color_t fg, bg;
vt_determine_colors(c, iscursor, &fg, &bg);
if (vf != NULL) {
const uint8_t *src;
vt_axis_t top, left;
src = vtfont_lookup(vf, c);
/*
* Align the terminal to the centre of the screen.
* Fonts may not always be able to fill the entire
* screen.
*/
top = row * vf->vf_height + vd->vd_offset.tp_row;
left = col * vf->vf_width + vd->vd_offset.tp_col;
vd->vd_driver->vd_bitbltchr(vd, src, NULL, 0, top, left,
vf->vf_width, vf->vf_height, fg, bg);
} else {
vd->vd_driver->vd_putchar(vd, TCHAR_CHARACTER(c),
row, col, fg, bg);
}
}
void
vt_fb_bitblt_text(struct vt_device *vd, const struct vt_window *vw,
const term_rect_t *area)
{
unsigned int col, row, x, y;
struct vt_font *vf;
term_char_t c;
term_color_t fg, bg;
const uint8_t *pattern;
vf = vw->vw_font;
for (row = area->tr_begin.tp_row; row < area->tr_end.tp_row; ++row) {
for (col = area->tr_begin.tp_col; col < area->tr_end.tp_col;
++col) {
x = col * vf->vf_width +
vw->vw_draw_area.tr_begin.tp_col;
y = row * vf->vf_height +
vw->vw_draw_area.tr_begin.tp_row;
c = VTBUF_GET_FIELD(&vw->vw_buf, row, col);
pattern = vtfont_lookup(vf, c);
vt_determine_colors(c,
VTBUF_ISCURSOR(&vw->vw_buf, row, col), &fg, &bg);
vt_fb_bitblt_bitmap(vd, vw,
pattern, NULL, vf->vf_width, vf->vf_height,
x, y, fg, bg);
}
}
#ifndef SC_NO_CUTPASTE
if (!vd->vd_mshown)
return;
term_rect_t drawn_area;
drawn_area.tr_begin.tp_col = area->tr_begin.tp_col * vf->vf_width;
drawn_area.tr_begin.tp_row = area->tr_begin.tp_row * vf->vf_height;
drawn_area.tr_end.tp_col = area->tr_end.tp_col * vf->vf_width;
drawn_area.tr_end.tp_row = area->tr_end.tp_row * vf->vf_height;
if (vt_is_cursor_in_area(vd, &drawn_area)) {
vt_fb_bitblt_bitmap(vd, vw,
vd->vd_mcursor->map, vd->vd_mcursor->mask,
vd->vd_mcursor->width, vd->vd_mcursor->height,
vd->vd_mx_drawn + vw->vw_draw_area.tr_begin.tp_col,
vd->vd_my_drawn + vw->vw_draw_area.tr_begin.tp_row,
vd->vd_mcursor_fg, vd->vd_mcursor_bg);
}
#endif
}
