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61 lines
2.6 KiB
C
61 lines
2.6 KiB
C
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/* -*- mode: C; c-file-style: "gnu"; indent-tabs-mode: nil; -*- */
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/*
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* MetaWindowShape
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*
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* Extracted invariant window shape
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*
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* Copyright (C) 2010 Red Hat, Inc.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License as
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* published by the Free Software Foundation; either version 2 of the
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* License, or (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, but
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* 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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* General Public License for more details.
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*
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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, write to the Free Software
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* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
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* 02111-1307, USA.
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*/
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#ifndef __META_WINDOW_SHAPE_H__
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#define __META_WINDOW_SHAPE_H__
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#include <cairo.h>
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#include <glib.h>
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/**
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* MetaWindowShape:
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* #MetaWindowShape represents a 9-sliced region with borders on all sides that
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* are unscaled, and a constant central region that is scaled. For example,
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* the regions representing two windows that are rounded rectangles,
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* with the same corner radius but different sizes, have the
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* same MetaWindowShape.
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*
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* #MetaWindowShape is designed to be used as part of a hash table key, so has
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* efficient hash and equal functions.
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*/
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typedef struct _MetaWindowShape MetaWindowShape;
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MetaWindowShape * meta_window_shape_new (cairo_region_t *region);
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MetaWindowShape * meta_window_shape_ref (MetaWindowShape *shape);
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void meta_window_shape_unref (MetaWindowShape *shape);
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guint meta_window_shape_hash (MetaWindowShape *shape);
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gboolean meta_window_shape_equal (MetaWindowShape *shape_a,
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MetaWindowShape *shape_b);
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void meta_window_shape_get_borders (MetaWindowShape *shape,
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int *border_top,
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int *border_right,
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int *border_bottom,
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int *border_left);
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cairo_region_t *meta_window_shape_to_region (MetaWindowShape *shape,
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int center_width,
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int center_height);
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#endif /* __META_WINDOW_SHAPE_H __*/
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