forked from AuroraMiddleware/gtk
8ea0a4fc50
We can make our drawRect do less work if we precalculate the clip and damage regions upfront by intersecting them with the bounds.
40 lines
1.2 KiB
Objective-C
40 lines
1.2 KiB
Objective-C
/* GdkMacosCairoSubview.h
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*
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* Copyright © 2020 Red Hat, Inc.
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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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* SPDX-License-Identifier: LGPL-2.1-or-later
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*/
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#include <AppKit/AppKit.h>
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#include <cairo.h>
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#include <glib.h>
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#define GDK_IS_MACOS_CAIRO_SUBVIEW(obj) ((obj) && [obj isKindOfClass:[GdkMacosCairoSubview class]])
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@interface GdkMacosCairoSubview : NSView
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{
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BOOL _isOpaque;
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GArray *clip;
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GArray *damage;
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CGImageRef image;
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}
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-(void)setOpaque:(BOOL)opaque;
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-(void)setImage:(CGImageRef)theImage withDamage:(cairo_region_t *)region;
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-(void)setClip:(cairo_region_t*)region;
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@end
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