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Add a rendering parameter to ag_chart_create_svg()

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Based upon this parameter a <rect> is included in the resulting SVG
document, providing a background color, and so is the chart CSS.
This commit is contained in:
Gergely Polonkai
2014-09-17 11:22:17 +02:00
parent 2cf75ede55
commit 7fe6a16401
5 changed files with 44 additions and 7 deletions
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20
src/ag-chart.c
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@@ -1393,7 +1393,11 @@ ag_chart_sort_planets_by_position(GswePlanetData *planet1,
}
gchar *
ag_chart_create_svg(AgChart *chart, gsize *length, GError **err)
ag_chart_create_svg(
AgChart *chart,
gsize *length,
gboolean rendering,
GError **err)
{
xmlDocPtr doc = create_save_doc(chart),
xslt_doc,
@@ -1406,7 +1410,8 @@ ag_chart_create_svg(AgChart *chart, gsize *length, GError **err)
antiscia_node = NULL,
node = NULL;
gchar *value,
*save_content = NULL;
*save_content = NULL,
**params;
const gchar *xslt_content;
GList *houses,
*house,
@@ -1710,15 +1715,22 @@ ag_chart_create_svg(AgChart *chart, gsize *length, GError **err)
return NULL;
}
params = g_new0(gchar *, 3);
params[0] = "rendering";
params[1] = (rendering) ? "'yes'" : "'no'";
// libxml2 messes up the output, as it prints decimal floating point
// numbers in a localized format. It is not good in locales that use a
// character for decimal separator other than a dot. So let's just use the
// C locale until the SVG is generated.
current_locale = uselocale(newlocale(LC_ALL, "C", 0));
svg_doc = xsltApplyStylesheet(xslt_proc, doc, NULL);
svg_doc = xsltApplyStylesheet(xslt_proc, doc, (const char **)params);
uselocale(current_locale);
xsltFreeStylesheet(xslt_proc);
xmlFreeDoc(doc);
g_free(params);
// Now, svg_doc contains the generated SVG file
@@ -1752,7 +1764,7 @@ ag_chart_export_svg_to_file(AgChart *chart, GFile *file, GError **err)
gchar *svg;
gsize length;
if ((svg = ag_chart_create_svg(chart, &length, err)) == NULL) {
if ((svg = ag_chart_create_svg(chart, &length, TRUE, err)) == NULL) {
return;
}