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Change ag_chart_create_svg() to return the length of the SVG document

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This is needed later for SVG export
This commit is contained in:
Gergely Polonkai 2014-06-27 16:51:56 +02:00
parent cc7aed38c1
commit f6e3f9e033
3 changed files with 7 additions and 2 deletions
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6
src/ag-chart.c
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@ -612,7 +612,7 @@ ag_chart_save_to_file(AgChart *chart, GFile *file, GError **err)
}
gchar *
ag_chart_create_svg(AgChart *chart, GError **err)
ag_chart_create_svg(AgChart *chart, gsize *length, GError **err)
{
xmlDocPtr doc = create_save_doc(chart);
xmlDocPtr xslt_doc;
@ -851,6 +851,10 @@ ag_chart_create_svg(AgChart *chart, GError **err)
xmlDocDumpFormatMemoryEnc(svg_doc, (xmlChar **)&save_content, &save_length, "UTF-8", 1);
xmlFreeDoc(svg_doc);
if (length != NULL) {
*length = save_length;
}
return save_content;
}

1
src/ag-chart.h
View File

@ -53,6 +53,7 @@ void ag_chart_set_city(AgChart *chart,
const gchar *city);
gchar *ag_chart_get_city(AgChart *chart);
gchar *ag_chart_create_svg(AgChart *chart,
gsize *length,
GError **err);
#define AG_CHART_ERROR (ag_chart_error_quark())

2
src/ag-window.c
View File

@ -176,7 +176,7 @@ ag_window_redraw_chart(AgWindow *window)
GError *err = NULL;
gchar *svg_content;
svg_content = ag_chart_create_svg(window->priv->chart, &err);
svg_content = ag_chart_create_svg(window->priv->chart, NULL, &err);
if (svg_content == NULL) {
GtkWidget *dialog;