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112 lines
4.9 KiB
C
112 lines
4.9 KiB
C
/* GSK - The GTK Scene Kit
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*
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* Copyright 2016 Endless
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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 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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#ifndef __GSK_ROUNDED_RECT_H__
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#define __GSK_ROUNDED_RECT_H__
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#if !defined (__GSK_H_INSIDE__) && !defined (GSK_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/gsktypes.h>
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G_BEGIN_DECLS
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/**
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* GSK_ROUNDED_RECT_INIT:
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* @_x: the X coordinate of the origin
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* @_y: the Y coordinate of the origin
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* @_w: the width
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* @_h: the height
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*
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* Initializes a #GskRoundedRect when declaring it.
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*
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* Since: 3.90
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*/
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#define GSK_ROUNDED_RECT_INIT(_x,_y,_w,_h) (GskRoundedRect) { .rect = GRAPHENE_RECT_INIT(_x,_y,_w,_h) }
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/**
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* GskRoundedRect:
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* @bounds: the bounds of the rectangle
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* @corner: the size of the 4 rounded corners
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*
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* A rectanglular region with rounded corners.
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*
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* Application code should normalize rectangles using gsk_rounded_rect_normalize();
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* this function will ensure that the bounds of the rectanlge are normalized
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* and ensure that the corner values are positive and the corners do not overlap.
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* All functions taking a #GskRoundedRect as an argument will internally operate on
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* a normalized copy; all functions returning a #GskRoundedRect will always return
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* a normalized one.
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*
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* Since: 3.90
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*/
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typedef struct _GskRoundedRect GskRoundedRect;
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struct _GskRoundedRect
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{
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graphene_rect_t bounds;
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graphene_size_t corner[4];
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};
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GDK_AVAILABLE_IN_3_90
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GskRoundedRect * gsk_rounded_rect_init (GskRoundedRect *self,
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const graphene_rect_t *rect,
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const graphene_size_t *top_left,
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const graphene_size_t *top_right,
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const graphene_size_t *bottom_right,
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const graphene_size_t *bottom_left);
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GDK_AVAILABLE_IN_3_90
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GskRoundedRect * gsk_rounded_rect_init_copy (GskRoundedRect *self,
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const GskRoundedRect *src);
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GDK_AVAILABLE_IN_3_90
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GskRoundedRect * gsk_rounded_rect_init_from_rect (GskRoundedRect *self,
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const graphene_rect_t *bounds,
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float radius);
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GDK_AVAILABLE_IN_3_90
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GskRoundedRect * gsk_rounded_rect_normalize (GskRoundedRect *self);
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GDK_AVAILABLE_IN_3_90
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GskRoundedRect * gsk_rounded_rect_offset (GskRoundedRect *self,
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float dx,
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float dy);
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GDK_AVAILABLE_IN_3_90
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GskRoundedRect * gsk_rounded_rect_shrink (GskRoundedRect *self,
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float top,
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float right,
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float bottom,
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float left);
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GDK_AVAILABLE_IN_3_90
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gboolean gsk_rounded_rect_is_rectilinear (const GskRoundedRect *self);
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GDK_AVAILABLE_IN_3_90
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gboolean gsk_rounded_rect_contains_point (const GskRoundedRect *self,
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const graphene_point_t *point);
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GDK_AVAILABLE_IN_3_90
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gboolean gsk_rounded_rect_contains_rect (const GskRoundedRect *self,
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const graphene_rect_t *rect);
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GDK_AVAILABLE_IN_3_90
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gboolean gsk_rounded_rect_intersects_rect (const GskRoundedRect *self,
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const graphene_rect_t *rect);
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G_END_DECLS
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#endif /* __GSK_ROUNDED_RECT_H__ */
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