diff options
Diffstat (limited to 'lib/drmtest.c')
| -rw-r--r-- | lib/drmtest.c | 44 |
1 files changed, 44 insertions, 0 deletions
diff --git a/lib/drmtest.c b/lib/drmtest.c index 3c4812f0..71dd06b0 100644 --- a/lib/drmtest.c +++ b/lib/drmtest.c @@ -907,6 +907,50 @@ paint_test_patterns(cairo_t *cr, int width, int height) paint_color_gradient(cr, x, y, gr_width, gr_height, 1, 1, 1); } +int kmstest_cairo_printf_line(cairo_t *cr, enum kmstest_text_align align, + double yspacing, const char *fmt, ...) +{ + double x, y, xofs, yofs; + cairo_text_extents_t extents; + char *text; + va_list ap; + int ret; + + va_start(ap, fmt); + ret = vasprintf(&text, fmt, ap); + assert(ret >= 0); + va_end(ap); + + cairo_text_extents(cr, text, &extents); + + xofs = yofs = 0; + if (align & align_right) + xofs = -extents.width; + else if (align & align_hcenter) + xofs = -extents.width / 2; + + if (align & align_top) + yofs = extents.height; + else if (align & align_vcenter) + yofs = extents.height / 2; + + cairo_get_current_point(cr, &x, &y); + if (xofs || yofs) + cairo_rel_move_to(cr, xofs, yofs); + + cairo_text_path(cr, text); + cairo_set_source_rgb(cr, 0, 0, 0); + cairo_stroke_preserve(cr); + cairo_set_source_rgb(cr, 1, 1, 1); + cairo_fill(cr); + + cairo_move_to(cr, x, y + extents.height + yspacing); + + free(text); + + return extents.width; +} + enum corner { topleft, topright, |