Fix error "cairo_restore without matching cairo_save" when zero-time point is out...

[rrdtool.git] / src / rrd_graph.c

diff --git a/src/rrd_graph.c b/src/rrd_graph.c
index 8c11868..56f509a 100644 (file)
--- a/src/rrd_graph.c
+++ b/src/rrd_graph.c
@@ -3346,6 +3346,7 @@ int graph_paint(
         case GF_HRULE:
             if (im->gdes[i].yrule >= im->minval
                 && im->gdes[i].yrule <= im->maxval)
+           {   
                 cairo_save(im->cr);
             if (im->gdes[i].dash) {
                 cairo_set_dash(im->cr, im->gdes[i].p_dashes,
@@ -3358,10 +3359,12 @@ int graph_paint(
                      1.0, im->gdes[i].col);
             cairo_stroke(im->cr);
             cairo_restore(im->cr);
+           }
             break;
         case GF_VRULE:
             if (im->gdes[i].xrule >= im->start
                 && im->gdes[i].xrule <= im->end)
+           {   
                 cairo_save(im->cr);
             if (im->gdes[i].dash) {
                 cairo_set_dash(im->cr, im->gdes[i].p_dashes,
@@ -3373,6 +3376,7 @@ int graph_paint(
                      im->yorigin - im->ysize, 1.0, im->gdes[i].col);
             cairo_stroke(im->cr);
             cairo_restore(im->cr);
+           }
             break;
         default:
             break;
@@ -3450,6 +3454,9 @@ int gdes_alloc(
     im->gdes[im->gdes_c - 1].rpnp = NULL;
     im->gdes[im->gdes_c - 1].p_dashes = NULL;
     im->gdes[im->gdes_c - 1].shift = 0.0;
+    im->gdes[im->gdes_c - 1].dash = 0;
+    im->gdes[im->gdes_c - 1].ndash = 0;
+    im->gdes[im->gdes_c - 1].offset = 0;
     im->gdes[im->gdes_c - 1].col.red = 0.0;
     im->gdes[im->gdes_c - 1].col.green = 0.0;
     im->gdes[im->gdes_c - 1].col.blue = 0.0;