64 lines
2.6 KiB
C
64 lines
2.6 KiB
C
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/* GDK - The GIMP Drawing Kit
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*
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* gdkdrawcontext.h: base class for rendering system support
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*
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* Copyright © 2016 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 Library 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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* Library General Public License for more details.
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*
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* You should have received a copy of the GNU Library 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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#pragma once
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#include "gdkdrawcontext.h"
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#include "gdkmemoryformatprivate.h"
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G_BEGIN_DECLS
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#define GDK_DRAW_CONTEXT_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST ((klass), GDK_TYPE_DRAW_CONTEXT, GdkDrawContextClass))
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#define GDK_IS_DRAW_CONTEXT_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), GDK_TYPE_DRAW_CONTEXT))
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#define GDK_DRAW_CONTEXT_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS ((obj), GDK_TYPE_DRAW_CONTEXT, GdkDrawContextClass))
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typedef struct _GdkDrawContextClass GdkDrawContextClass;
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struct _GdkDrawContext
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{
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GObject parent_instance;
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};
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struct _GdkDrawContextClass
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{
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GObjectClass parent_class;
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void (* begin_frame) (GdkDrawContext *context,
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GdkMemoryDepth depth,
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cairo_region_t *update_area);
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void (* end_frame) (GdkDrawContext *context,
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cairo_region_t *painted);
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void (* empty_frame) (GdkDrawContext *context);
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void (* surface_resized) (GdkDrawContext *context);
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};
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void gdk_draw_context_surface_resized (GdkDrawContext *context);
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void gdk_draw_context_begin_frame_full (GdkDrawContext *context,
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GdkMemoryDepth depth,
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const cairo_region_t *region);
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void gdk_draw_context_empty_frame (GdkDrawContext *context);
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G_END_DECLS
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