2004-06-20 05:11:57 +00:00
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/* GdkPixbuf library - transformations
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*
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* Copyright (C) 2003 The Free Software Foundation
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*
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* Authors: Mark Crichton <crichton@gimp.org>
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* Miguel de Icaza <miguel@gnu.org>
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* Federico Mena-Quintero <federico@gimp.org>
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* Havoc Pennington <hp@redhat.com>
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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, write to the
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* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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* Boston, MA 02111-1307, USA.
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*/
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#ifndef GDK_PIXBUF_TRANSFORM_H
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#define GDK_PIXBUF_TRANSFORM_H
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#include <glib.h>
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#include <gdk-pixbuf/gdk-pixbuf-core.h>
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G_BEGIN_DECLS
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/* Scaling */
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/* Interpolation modes */
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typedef enum {
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GDK_INTERP_NEAREST,
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GDK_INTERP_TILES,
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GDK_INTERP_BILINEAR,
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GDK_INTERP_HYPER
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} GdkInterpType;
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2004-06-21 04:52:24 +00:00
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typedef enum {
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GDK_PIXBUF_ROTATE_NONE = 0,
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GDK_PIXBUF_ROTATE_COUNTERCLOCKWISE = 90,
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GDK_PIXBUF_ROTATE_UPSIDEDOWN = 180,
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GDK_PIXBUF_ROTATE_CLOCKWISE = 270
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} GdkPixbufRotation;
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2004-06-20 05:11:57 +00:00
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void gdk_pixbuf_scale (const GdkPixbuf *src,
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GdkPixbuf *dest,
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int dest_x,
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int dest_y,
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int dest_width,
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int dest_height,
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double offset_x,
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double offset_y,
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double scale_x,
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double scale_y,
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GdkInterpType interp_type);
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void gdk_pixbuf_composite (const GdkPixbuf *src,
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GdkPixbuf *dest,
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int dest_x,
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int dest_y,
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int dest_width,
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int dest_height,
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double offset_x,
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double offset_y,
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double scale_x,
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double scale_y,
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GdkInterpType interp_type,
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int overall_alpha);
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void gdk_pixbuf_composite_color (const GdkPixbuf *src,
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GdkPixbuf *dest,
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int dest_x,
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int dest_y,
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int dest_width,
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int dest_height,
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double offset_x,
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double offset_y,
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double scale_x,
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double scale_y,
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GdkInterpType interp_type,
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int overall_alpha,
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int check_x,
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int check_y,
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int check_size,
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guint32 color1,
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guint32 color2);
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GdkPixbuf *gdk_pixbuf_scale_simple (const GdkPixbuf *src,
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int dest_width,
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int dest_height,
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GdkInterpType interp_type);
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GdkPixbuf *gdk_pixbuf_composite_color_simple (const GdkPixbuf *src,
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int dest_width,
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int dest_height,
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GdkInterpType interp_type,
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int overall_alpha,
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int check_size,
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guint32 color1,
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guint32 color2);
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2004-06-21 04:52:24 +00:00
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GdkPixbuf *gdk_pixbuf_rotate_simple (const GdkPixbuf *src,
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GdkPixbufRotation angle);
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GdkPixbuf *gdk_pixbuf_flip (const GdkPixbuf *src,
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gboolean horizontal);
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2004-06-20 05:11:57 +00:00
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G_END_DECLS
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#endif /* GDK_PIXBUF_TRANSFORM_H */
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