Fix 1-pixel offset of grid lines on some cairo implementations

[xboard.git] / xoptions.c

diff --git a/xoptions.c b/xoptions.c
index 2446fb0..979399a 100644 (file)
--- a/xoptions.c
+++ b/xoptions.c
@@ -569,6 +569,7 @@ GraphEventProc(Widget widget, caddr_t client_data, XEvent *event)
            }
            cr = cairo_create((cairo_surface_t *) graph->textValue);
            cairo_set_source_surface(cr, (cairo_surface_t *) graph->choice, 0, 0);
+           cairo_set_antialias(cr, CAIRO_ANTIALIAS_NONE);
            cairo_rectangle(cr, ((XExposeEvent*)event)->x, ((XExposeEvent*)event)->y, ((XExposeEvent*)event)->width, ((XExposeEvent*)event)->height);
            cairo_fill(cr);
            cairo_destroy(cr);