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Add SVG export functionality

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Gergely Polonkai
2014-06-27 16:52:52 +02:00
parent f6e3f9e033
commit c34ba055bc
4 changed files with 98 additions and 0 deletions
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76
src/ag-window.c
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@@ -170,6 +170,81 @@ ag_window_save_as_action(GSimpleAction *action, GVariant *parameter, gpointer us
// TODO: Check err!
}
static void
ag_window_export_svg(AgWindow *window, GError **err)
{
gchar *name;
gchar *file_name;
GtkWidget *fs;
gint response;
recalculate_chart(window);
// We should never enter here, but who knows...
if (window->priv->chart == NULL) {
GtkWidget *dialog;
dialog = gtk_message_dialog_new(GTK_WINDOW(window), GTK_DIALOG_MODAL | GTK_DIALOG_DESTROY_WITH_PARENT, GTK_MESSAGE_ERROR, GTK_BUTTONS_OK, _("Chart cannot be calculated."));
gtk_dialog_run(GTK_DIALOG(dialog));
gtk_widget_destroy(dialog);
g_set_error(err, AG_WINDOW_ERROR, AG_WINDOW_ERROR_EMPTY_CHART, "Chart is empty");
return;
}
name = ag_chart_get_name(window->priv->chart);
if ((name == NULL) || (*name == 0)) {
GtkWidget *dialog;
g_free(name);
dialog = gtk_message_dialog_new(GTK_WINDOW(window), GTK_DIALOG_MODAL | GTK_DIALOG_DESTROY_WITH_PARENT, GTK_MESSAGE_ERROR, GTK_BUTTONS_OK, _("You must enter a name before saving a chart."));
gtk_dialog_run(GTK_DIALOG(dialog));
gtk_widget_destroy(dialog);
g_set_error(err, AG_WINDOW_ERROR, AG_WINDOW_ERROR_NO_NAME, "No name specified");
return;
}
file_name = g_strdup_printf("%s.svg", name);
g_free(name);
fs = gtk_file_chooser_dialog_new(_("Export Chart as SVG"),
GTK_WINDOW(window),
GTK_FILE_CHOOSER_ACTION_SAVE,
_("_Cancel"), GTK_RESPONSE_CANCEL,
_("_Save"), GTK_RESPONSE_ACCEPT,
NULL);
gtk_dialog_set_default_response(GTK_DIALOG(fs), GTK_RESPONSE_ACCEPT);
gtk_file_chooser_set_local_only(GTK_FILE_CHOOSER(fs), FALSE);
gtk_file_chooser_set_do_overwrite_confirmation(GTK_FILE_CHOOSER(fs), TRUE);
gtk_file_chooser_set_current_name(GTK_FILE_CHOOSER(fs), file_name);
g_free(file_name);
response = gtk_dialog_run(GTK_DIALOG(fs));
gtk_widget_hide(fs);
if (response == GTK_RESPONSE_ACCEPT) {
GFile *file = gtk_file_chooser_get_file(GTK_FILE_CHOOSER(fs));
ag_chart_export_svg_to_file(window->priv->chart, file, err);
}
gtk_widget_destroy(fs);
}
static void
ag_window_export_svg_action(GSimpleAction *action, GVariant *parameter, gpointer user_data)
{
AgWindow *window = AG_WINDOW(user_data);
GError *err = NULL;
ag_window_export_svg(window, &err);
// TODO: Check err!
}
void
ag_window_redraw_chart(AgWindow *window)
{
@@ -321,6 +396,7 @@ static GActionEntry win_entries[] = {
{ "close", ag_window_close_action, NULL, NULL, NULL },
{ "save", ag_window_save_action, NULL, NULL, NULL },
{ "save-as", ag_window_save_as_action, NULL, NULL, NULL },
{ "export-svg", ag_window_export_svg_action, NULL, NULL, NULL },
{ "gear-menu", ag_window_gear_menu_action, NULL, "false", NULL },
{ "change-tab", ag_window_change_tab_action, "s", "'edit'", NULL },
};