graph: tighten up tickmark lines a bit

Still have a fuzzy feel at some of the boundaries, not sure why yet.

Signed-off-by: Jens Axboe <axboe@kernel.dk>

diff --git a/graph.c b/graph.c
index 040e344ffcf4072f810c19315e98cf96b440655e..06cfb1ac02bbbd48fd685c99a4d87aac1d963057 100644 (file)
--- a/graph.c
+++ b/graph.c
@@ -343,15 +343,15 @@ static void graph_draw_x_ticks(struct graph *g, cairo_t *cr,
                        continue;
 
                /* Draw tick mark */
-               cairo_set_line_width(cr, 0.8);
+               cairo_set_line_width(cr, 1.0);
                cairo_move_to(cr, tx, y2);
                cairo_line_to(cr, tx, y2 + (y2 - y1) * 0.03);
                cairo_stroke(cr);
 
                /* draw grid lines */
                cairo_save(cr);
-               cairo_set_dash(cr, dash, 2, 2.0);
-               cairo_set_line_width(cr, 0.5);
+               cairo_set_dash(cr, dash, 2, 0.66);
+               cairo_set_line_width(cr, 0.33);
                cairo_move_to(cr, tx, y1);
                cairo_line_to(cr, tx, y2);
                cairo_stroke(cr);
@@ -373,7 +373,7 @@ static double graph_draw_y_ticks(struct graph *g, cairo_t *cr,
        struct tickmark *tm;
        double ty;
        int i, power_of_ten;
-       static double dash[] = { 2.0, 2.0 };
+       static double dash[] = { 1.0, 2.0 };
 
        nticks = calc_tickmarks(miny, maxy, nticks, &tm, &power_of_ten,
                g->y_axis_unit_change_callback == NULL, g->base_offset);
@@ -412,8 +412,8 @@ static double graph_draw_y_ticks(struct graph *g, cairo_t *cr,
 
                /* draw grid lines */
                cairo_save(cr);
-               cairo_set_dash(cr, dash, 2, 2.0);
-               cairo_set_line_width(cr, 0.5);
+               cairo_set_dash(cr, dash, 2, 0.66);
+               cairo_set_line_width(cr, 0.33);
                cairo_move_to(cr, x1, ty);
                cairo_line_to(cr, x2, ty);
                cairo_stroke(cr);