ab7d9b0ef8
An object to do measuring operations on paths - determining their length, cutting off subpaths, things like that.
74 lines
3.1 KiB
C
74 lines
3.1 KiB
C
/*
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* Copyright © 2020 Benjamin Otte
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library 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 GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library. If not, see <http://www.gnu.org/licenses/>.
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*
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* Authors: Benjamin Otte <otte@gnome.org>
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*/
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#pragma once
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#if !defined (__GSK_H_INSIDE__) && !defined (GTK_COMPILATION)
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#error "Only <gsk/gsk.h> can be included directly."
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#endif
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#include <gsk/gskpath.h>
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#include <gsk/gskpathpoint.h>
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G_BEGIN_DECLS
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#define GSK_TYPE_PATH_MEASURE (gsk_path_measure_get_type ())
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GDK_AVAILABLE_IN_ALL
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GType gsk_path_measure_get_type (void) G_GNUC_CONST;
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GDK_AVAILABLE_IN_ALL
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GskPathMeasure * gsk_path_measure_new (GskPath *path);
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GDK_AVAILABLE_IN_ALL
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GskPathMeasure * gsk_path_measure_new_with_tolerance (GskPath *path,
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float tolerance);
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GDK_AVAILABLE_IN_ALL
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GskPathMeasure * gsk_path_measure_ref (GskPathMeasure *self);
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GDK_AVAILABLE_IN_ALL
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void gsk_path_measure_unref (GskPathMeasure *self);
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GDK_AVAILABLE_IN_ALL
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GskPath * gsk_path_measure_get_path (GskPathMeasure *self) G_GNUC_PURE;
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GDK_AVAILABLE_IN_ALL
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float gsk_path_measure_get_tolerance (GskPathMeasure *self) G_GNUC_PURE;
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GDK_AVAILABLE_IN_ALL
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float gsk_path_measure_get_length (GskPathMeasure *self);
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GDK_AVAILABLE_IN_ALL
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gboolean gsk_path_measure_is_closed (GskPathMeasure *self);
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GDK_AVAILABLE_IN_ALL
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gboolean gsk_path_measure_in_fill (GskPathMeasure *self,
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const graphene_point_t *point,
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GskFillRule fill_rule);
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GDK_AVAILABLE_IN_ALL
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GskPathPoint * gsk_path_measure_get_point (GskPathMeasure *self,
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float distance);
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GDK_AVAILABLE_IN_ALL
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GskPathPoint * gsk_path_measure_get_closest_point (GskPathMeasure *self,
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const graphene_point_t *point,
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float threshold);
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G_DEFINE_AUTOPTR_CLEANUP_FUNC(GskPathMeasure, gsk_path_measure_unref)
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G_END_DECLS
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