mirror of
https://gitlab.gnome.org/GNOME/gtk.git
synced 2025-01-13 05:50:10 +00:00
0a28a5d53a
Add a contour that optimizes some things for rectangles. Also add rectangle detection to the path parser, and add tests similar to what we have for the other special contours.
100 lines
7.0 KiB
C
100 lines
7.0 KiB
C
/*
|
|
* Copyright © 2020 Benjamin Otte
|
|
*
|
|
* This library is free software; you can redistribute it and/or
|
|
* modify it under the terms of the GNU Lesser General Public
|
|
* License as published by the Free Software Foundation; either
|
|
* version 2.1 of the License, or (at your option) any later version.
|
|
*
|
|
* This library 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
|
|
* Lesser General Public License for more details.
|
|
*
|
|
* You should have received a copy of the GNU Lesser General Public
|
|
* License along with this library. If not, see <http://www.gnu.org/licenses/>.
|
|
*
|
|
* Authors: Benjamin Otte <otte@gnome.org>
|
|
*/
|
|
|
|
|
|
#pragma once
|
|
|
|
#include "gskpathprivate.h"
|
|
#include "gskpathpointprivate.h"
|
|
#include "gskpathopprivate.h"
|
|
#include "gskboundingboxprivate.h"
|
|
|
|
G_BEGIN_DECLS
|
|
|
|
GskContour * gsk_standard_contour_new (GskPathFlags flags,
|
|
const graphene_point_t *points,
|
|
gsize n_points,
|
|
const gskpathop *ops,
|
|
gsize n_ops,
|
|
gssize offset);
|
|
|
|
GskContour * gsk_circle_contour_new (const graphene_point_t *center,
|
|
float radius);
|
|
GskContour * gsk_rect_contour_new (const graphene_rect_t *rect);
|
|
GskContour * gsk_rounded_rect_contour_new (const GskRoundedRect *rounded_rect);
|
|
|
|
const char * gsk_contour_get_type_name (const GskContour *self);
|
|
void gsk_contour_copy (GskContour * dest,
|
|
const GskContour *src);
|
|
GskContour * gsk_contour_dup (const GskContour *src);
|
|
GskContour * gsk_contour_reverse (const GskContour *src);
|
|
|
|
gsize gsk_contour_get_size (const GskContour *self);
|
|
GskPathFlags gsk_contour_get_flags (const GskContour *self);
|
|
void gsk_contour_print (const GskContour *self,
|
|
GString *string);
|
|
gboolean gsk_contour_get_bounds (const GskContour *self,
|
|
GskBoundingBox *bounds);
|
|
gboolean gsk_contour_get_stroke_bounds (const GskContour *self,
|
|
const GskStroke *stroke,
|
|
GskBoundingBox *bounds);
|
|
gboolean gsk_contour_foreach (const GskContour *self,
|
|
float tolerance,
|
|
GskPathForeachFunc func,
|
|
gpointer user_data);
|
|
int gsk_contour_get_winding (const GskContour *self,
|
|
const graphene_point_t *point);
|
|
gsize gsk_contour_get_n_ops (const GskContour *self);
|
|
gboolean gsk_contour_get_closest_point (const GskContour *self,
|
|
const graphene_point_t *point,
|
|
float threshold,
|
|
GskRealPathPoint *result,
|
|
float *out_dist);
|
|
void gsk_contour_get_position (const GskContour *self,
|
|
GskRealPathPoint *point,
|
|
graphene_point_t *pos);
|
|
void gsk_contour_get_tangent (const GskContour *self,
|
|
GskRealPathPoint *point,
|
|
GskPathDirection direction,
|
|
graphene_vec2_t *tangent);
|
|
float gsk_contour_get_curvature (const GskContour *self,
|
|
GskRealPathPoint *point,
|
|
GskPathDirection direction,
|
|
graphene_point_t *center);
|
|
void gsk_contour_add_segment (const GskContour *self,
|
|
GskPathBuilder *builder,
|
|
gboolean emit_move_to,
|
|
GskRealPathPoint *start,
|
|
GskRealPathPoint *end);
|
|
|
|
gpointer gsk_contour_init_measure (const GskContour *self,
|
|
float tolerance,
|
|
float *out_length);
|
|
void gsk_contour_free_measure (const GskContour *self,
|
|
gpointer data);
|
|
void gsk_contour_get_point (const GskContour *self,
|
|
gpointer measure_data,
|
|
float distance,
|
|
GskRealPathPoint *result);
|
|
float gsk_contour_get_distance (const GskContour *self,
|
|
GskRealPathPoint *point,
|
|
gpointer measure_data);
|
|
|
|
G_END_DECLS
|