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a7ef37da2a
Instead of giving out Cairo contexts, GdkWindow should provide a "drawing context", which can then create Cairo contexts on demand; this allows us to future proof the API for when we're going to use a different rendering pipeline, like OpenGL. https://bugzilla.gnome.org/show_bug.cgi?id=766675
54 lines
1.9 KiB
C
54 lines
1.9 KiB
C
/* GDK - The GIMP Drawing Kit
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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 __GDK_DRAWING_CONTEXT_H__
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#define __GDK_DRAWING_CONTEXT_H__
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#if !defined (__GDK_H_INSIDE__) && !defined (GDK_COMPILATION)
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#error "Only <gdk/gdk.h> can be included directly."
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#endif
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#include <gdk/gdkversionmacros.h>
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#include <gdk/gdktypes.h>
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G_BEGIN_DECLS
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#define GDK_TYPE_DRAWING_CONTEXT (gdk_drawing_context_get_type ())
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#define GDK_DRAWING_CONTEXT(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), GDK_TYPE_DRAWING_CONTEXT, GdkDrawingContext))
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#define GDK_IS_DRAWING_CONTEXT(obj) (G_TYPE_CHECK_INSTANCE_TYPE ((obj), GDK_TYPE_DRAWING_CONTEXT))
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typedef struct _GdkDrawingContext GdkDrawingContext;
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typedef struct _GdkDrawingContextClass GdkDrawingContextClass;
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GDK_AVAILABLE_IN_3_22
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GType gdk_drawing_context_get_type (void) G_GNUC_CONST;
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GDK_AVAILABLE_IN_3_22
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GdkWindow * gdk_drawing_context_get_window (GdkDrawingContext *context);
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GDK_AVAILABLE_IN_3_22
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cairo_region_t *gdk_drawing_context_get_clip (GdkDrawingContext *context);
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GDK_AVAILABLE_IN_3_22
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gboolean gdk_drawing_context_is_valid (GdkDrawingContext *context);
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GDK_AVAILABLE_IN_3_22
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cairo_t * gdk_drawing_context_get_cairo_context (GdkDrawingContext *context);
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G_END_DECLS
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#endif /* __GDK_DRAWING_CONTEXT_H__ */
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