gecko-dev/gfx/cairo/dasharray-zero-gap.patch

61 lines
2.0 KiB
Diff

diff --git a/gfx/cairo/cairo/src/cairo-quartz-surface.c b/gfx/cairo/cairo/src/cairo-quartz-surface.c
--- a/gfx/cairo/cairo/src/cairo-quartz-surface.c
+++ b/gfx/cairo/cairo/src/cairo-quartz-surface.c
@@ -2573,29 +2573,43 @@ static cairo_int_status_t
if (style->dash && style->num_dashes) {
#define STATIC_DASH 32
cairo_quartz_float_t sdash[STATIC_DASH];
cairo_quartz_float_t *fdash = sdash;
unsigned int max_dashes = style->num_dashes;
unsigned int k;
- if (style->num_dashes%2)
- max_dashes *= 2;
- if (max_dashes > STATIC_DASH)
- fdash = _cairo_malloc_ab (max_dashes, sizeof (cairo_quartz_float_t));
- if (fdash == NULL)
- return _cairo_error (CAIRO_STATUS_NO_MEMORY);
-
- for (k = 0; k < max_dashes; k++)
- fdash[k] = (cairo_quartz_float_t) style->dash[k % style->num_dashes];
-
- CGContextSetLineDash (surface->cgContext, style->dash_offset, fdash, max_dashes);
- if (fdash != sdash)
- free (fdash);
+ bool set_line_dash = false;
+ if (style->num_dashes % 2 == 0) {
+ for (k = 1; k < max_dashes; k++) {
+ if (style->dash[k]) {
+ set_line_dash = true;
+ break;
+ }
+ }
+ } else
+ set_line_dash = true;
+
+ if (set_line_dash) {
+ if (style->num_dashes%2)
+ max_dashes *= 2;
+ if (max_dashes > STATIC_DASH)
+ fdash = _cairo_malloc_ab (max_dashes, sizeof (cairo_quartz_float_t));
+ if (fdash == NULL)
+ return _cairo_error (CAIRO_STATUS_NO_MEMORY);
+
+ for (k = 0; k < max_dashes; k++)
+ fdash[k] = (cairo_quartz_float_t) style->dash[k % style->num_dashes];
+
+ CGContextSetLineDash (surface->cgContext, style->dash_offset, fdash, max_dashes);
+ if (fdash != sdash)
+ free (fdash);
+ } else
+ CGContextSetLineDash (state.context, 0, NULL, 0);
} else
CGContextSetLineDash (state.context, 0, NULL, 0);
_cairo_quartz_cairo_path_to_quartz_context (path, state.context);
_cairo_quartz_cairo_matrix_to_quartz (ctm, &strokeTransform);
CGContextConcatCTM (state.context, strokeTransform);