/****************************************************************************
- * RRDtool 1.3rc7 Copyright by Tobi Oetiker, 1997-2008
+ * RRDtool 1.3.1 Copyright by Tobi Oetiker, 1997-2008
****************************************************************************
* rrd_gfx.c graphics wrapper for rrdtool
**************************************************************************/
double dash_off)
{
cairo_t *cr = im->cr;
- double dashes[] = { dash_on, dash_off };
+ double dashes[2];
double x = 0;
double y = 0;
+ dashes[0] = dash_on;
+ dashes[1] = dash_off;
+
cairo_save(cr);
cairo_new_path(cr);
cairo_set_line_width(cr, width);
long tab_shift = fmod(x, tabwidth);
int border = im->text_prop[TEXT_PROP_LEGEND].size * 2.0;
+ gchar *utf8_text;
+
PangoTabArray *tab_array;
PangoContext *pango_context;
tab_array = pango_tab_array_new(tab_count, (gboolean) (1));
for (i = 1; i <= tab_count; i++) {
pango_tab_array_set_tab(tab_array,
- i, PANGO_TAB_LEFT, tabwidth * i - tab_shift+border);
+ i, PANGO_TAB_LEFT,
+ tabwidth * i - tab_shift + border);
}
cairo_new_path(cr);
cairo_set_source_rgba(cr, color.red, color.green, color.blue,
/* pango_cairo_update_context(cr, pango_context); */
pango_layout_set_tabs(layout, tab_array);
+ pango_tab_array_free(tab_array);
font_desc = pango_font_description_from_string(font);
pango_font_description_set_size(font_desc, size * PANGO_SCALE);
pango_layout_set_font_description(layout, font_desc);
- pango_layout_set_markup(layout, text, -1);
+ pango_font_description_free(font_desc);
+ /* pango expects the string to be utf-8 encoded */
+ utf8_text = g_locale_to_utf8((const gchar *) text, -1, NULL, NULL, NULL);
+
+ /* In case of an error, i.e. utf8_text == NULL (locale settings messed
+ * up?), we fall back to a possible "invalid UTF-8 string" warning instead
+ * of provoking a failed assertion in libpango. */
+ if (im->with_markup)
+ pango_layout_set_markup(layout, utf8_text ? utf8_text : text, -1);
+ else
+ pango_layout_set_text(layout, utf8_text ? utf8_text : text, -1);
+
+ g_free(utf8_text);
return layout;
}
gfx_color_t color = { 0, 0, 0, 0 };
layout = gfx_prep_text(im, start, color, font, size, tabwidth, text);
pango_layout_get_pixel_extents(layout, NULL, &log_rect);
- pango_tab_array_free(pango_layout_get_tabs(layout));
g_object_unref(layout);
return log_rect.width;
}
pango_cairo_update_layout(cr, layout);
cairo_move_to(cr, sx, sy);
pango_cairo_show_layout(cr, layout);
- pango_tab_array_free(pango_layout_get_tabs(layout));
g_object_unref(layout);
cairo_restore(cr);