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589b240360
We need an interface to be able to create/destroy/set/get the RsvgRectangle and RsvgDimensionData structs via Lua, which were missing or incomplete. Documentation was also missing, which has been updated.
122 lines
3.0 KiB
C
122 lines
3.0 KiB
C
/*
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*
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* Conky, a system monitor, based on torsmo
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*
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* Please see COPYING for details
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*
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* Copyright (c) 2005-2021 Brenden Matthews, Philip Kovacs, et. al.
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* (see AUTHORS)
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* All rights reserved.
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*
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*/
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#ifndef _LIBRSVG_HELPER_H_
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#define _LIBRSVG_HELPER_H_
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#include <glib.h>
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#include <librsvg/rsvg.h>
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#include <stdlib.h>
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RsvgDimensionData *rsvg_dimension_data_create(void) {
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return (RsvgDimensionData *)calloc(1, sizeof(RsvgDimensionData));
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}
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void rsvg_dimension_data_destroy(RsvgDimensionData *pointer) {
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if (pointer) { free(pointer); }
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}
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void rsvg_dimension_data_get(RsvgDimensionData *dd, int *width, int *height,
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double *em, double *ex) {
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if (dd) {
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*width = dd->width;
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*height = dd->height;
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*em = dd->em;
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*ex = dd->ex;
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}
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}
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void rsvg_dimension_data_set(RsvgDimensionData *dd, int width, int height,
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double em, double ex) {
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if (dd) {
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dd->width = width;
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dd->height = height;
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dd->em = em;
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dd->ex = ex;
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}
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}
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RsvgPositionData *rsvgPositionDataCreate(void) {
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return (RsvgPositionData *)calloc(1, sizeof(RsvgPositionData));
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}
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void rsvgPositionDataGet(RsvgPositionData *pd, int *x, int *y) {
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if (pd) {
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*x = pd->x;
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*y = pd->y;
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}
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}
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RsvgHandle *rsvg_create_handle_from_file(const char *filename) {
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GFile *gfile = g_file_new_for_path(filename);
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GError *error = NULL;
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RsvgHandle *handle = rsvg_handle_new_from_gfile_sync(
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gfile, RSVG_HANDLE_FLAGS_NONE, NULL, &error);
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if (error) {
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g_object_unref(error);
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if (handle) g_object_unref(handle);
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handle = NULL;
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}
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g_object_unref(gfile);
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return handle;
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}
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int rsvg_destroy_handle(RsvgHandle *handle) {
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if (handle) { g_object_unref(handle); }
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return 0;
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}
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RsvgRectangle *rsvg_rectangle_create(void) {
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return calloc(1, sizeof(RsvgRectangle));
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}
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void rsvg_rectangle_destroy(RsvgRectangle *rect) { free(rect); }
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void rsvg_rectangle_set(RsvgRectangle *rect, double x, double y, double width,
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double height) {
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if (rect) {
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rect->x = x;
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rect->y = y;
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rect->width = width;
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rect->height = height;
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}
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}
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void rsvg_rectangle_get(RsvgRectangle *rect, double *x, double *y,
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double *width, double *height) {
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if (rect) {
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*x = rect->x;
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*y = rect->y;
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*width = rect->width;
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*height = rect->height;
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}
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}
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#endif /* _LIBRSVG_HELPER_H_ */
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