[goffice] Fix persistence of chart line width.

[Jean Bréfort <jbrefort src gnome org>]

commit c5013bba5595d82af6d1309bbafbd8518a7d8fc1
Author: Jean Brefort <jean brefort normalesup org>
Date:   Fri Jul 25 18:18:36 2014 +0200

    Fix persistence of chart line width.

 ChangeLog                |    5 +++++
 goffice/utils/go-style.c |    2 ++
 2 files changed, 7 insertions(+), 0 deletions(-)
---
diff --git a/ChangeLog b/ChangeLog
index 8eb470b..7fd81cb 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,8 @@
+2014-07-25  Jean Brefort  <jean brefort normalesup org>
+
+       * goffice/utils/go-style.c (cb_outline_size_changed),
+       (cb_line_size_changed): fixed persistence of line width.
+
 2014-07-20  Jean Brefort  <jean brefort normalesup org>
 
        * goffice/graph/gog-axis.c (gog_axis_init): center ticks by default.
diff --git a/goffice/utils/go-style.c b/goffice/utils/go-style.c
index 3c1b1e6..0cf300b 100644
--- a/goffice/utils/go-style.c
+++ b/goffice/utils/go-style.c
@@ -244,6 +244,7 @@ cb_outline_size_changed (GtkAdjustment *adj, StylePrefState *state)
        g_return_if_fail (style != NULL);
 
        style->line.width = go_rint (gtk_adjustment_get_value (adj) * 100.) / 100.;
+       style->line.auto_width = style->line.width == state->default_style->line.width;
        set_style (state);
 }
 
@@ -320,6 +321,7 @@ cb_line_size_changed (GtkAdjustment *adj, StylePrefState const *state)
        g_return_if_fail (style != NULL);
 
        style->line.width = go_rint (gtk_adjustment_get_value (adj) * 100.) / 100.;
+       style->line.auto_width = style->line.width == state->default_style->line.width;
        set_style (state);
 }