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conky/lua/librsvg-helper.h
Jochen Keil bec61e922c Include header file for helper functions
Also add function declarations
2013-05-22 22:38:17 +02:00

101 lines
2.2 KiB
C

/* -*- mode: c; c-basic-offset: 4; tab-width: 4; indent-tabs-mode: t -*-
*
* Conky, a system monitor, based on torsmo
*
* Please see COPYING for details
*
* Copyright (c) 2005-2012 Brenden Matthews, Philip Kovacs, et. al.
* (see AUTHORS)
* All rights reserved.
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*
*/
#ifndef _LIBRSVG_HELPER_H_
#define _LIBRSVG_HELPER_H_
#include <glib.h>
#include <stdlib.h>
#include <librsvg/rsvg.h>
RsvgDimensionData *
rsvgDimensionDataCreate(void)
{
return (RsvgDimensionData *)calloc(1, sizeof(RsvgDimensionData));
}
void
rsvgDimensionDataGet(RsvgDimensionData * dd,
int * width, int * height, double * em, double * ex)
{
if (dd) {
*width = dd->width;
*height = dd->height;
*em = dd->em;
*ex = dd->ex;
}
}
RsvgPositionData *
rsvgPositionDataCreate(void)
{
return (RsvgPositionData *)calloc(1, sizeof(RsvgPositionData));
}
void
rsvgPositionDataGet(RsvgPositionData * pd, int * x, int * y)
{
if (pd) {
*x = pd->x;
*y = pd->y;
}
}
RsvgHandle *
rsvg_create_handle_from_file(const char * filename)
{
GError * error = NULL;
RsvgHandle * handle = rsvg_handle_new_from_file(filename, &error);
if (error) {
g_object_unref(error);
if (handle)
g_object_unref(handle);
handle = NULL;
}
return handle;
}
int
rsvg_destroy_handle(RsvgHandle * handle)
{
int status = 0;
if (handle) {
GError * error = NULL;
status = rsvg_handle_close(handle, &error);
if (status)
g_object_unref(handle);
if (error)
g_object_unref(error);
}
return status;
}
#endif /* _LIBRSVG_HELPER_H_ */