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/* vim: set sw=4: -*- Mode: C; tab-width: 4; indent-tabs-mode: t; c-basic-offset: 4 -*- */
/*
rsvg-filter.h : Provides filters
Copyright (C) 2004 Caleb Moore
This program is free software; you can redistribute it and/or
modify it under the terms of the GNU Library General Public License as
published by the Free Software Foundation; either version 2 of the
License, or (at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Library General Public License for more details.
You should have received a copy of the GNU Library General Public
License along with this program; if not, write to the
Free Software Foundation, Inc., 59 Temple Place - Suite 330,
Boston, MA 02111-1307, USA.
Author: Caleb Moore <calebmm@tpg.com.au>
*/
#ifndef RSVG_FILTER_H
#define RSVG_FILTER_H
#include "rsvg.h"
#include "rsvg-defs.h"
#include <libxml/SAX.h>
G_BEGIN_DECLS
typedef RsvgCoordUnits RsvgFilterUnits;
struct _RsvgFilter {
RsvgNode super;
int refcnt;
RsvgLength x, y, width, height;
RsvgFilterUnits filterunits;
RsvgFilterUnits primitiveunits;
};
GdkPixbuf *
rsvg_filter_render (RsvgFilter *self, GdkPixbuf *source, GdkPixbuf *bg, RsvgDrawingCtx *context, RsvgBbox * dimentions, char * channelmap);
RsvgNode *
rsvg_new_filter (void);
RsvgFilter *
rsvg_filter_parse (const RsvgDefs *defs, const char *str);
RsvgNode *
rsvg_new_filter_primitive_blend (void);
RsvgNode *
rsvg_new_filter_primitive_convolve_matrix (void);
RsvgNode *
rsvg_new_filter_primitive_gaussian_blur (void);
RsvgNode *
rsvg_new_filter_primitive_offset (void);
RsvgNode *
rsvg_new_filter_primitive_merge (void);
RsvgNode *
rsvg_new_filter_primitive_merge_node (void);
RsvgNode *
rsvg_new_filter_primitive_colour_matrix (void);
RsvgNode *
rsvg_new_filter_primitive_component_transfer (void);
RsvgNode *
rsvg_new_node_component_transfer_function (char channel);
RsvgNode *
rsvg_new_filter_primitive_erode (void);
RsvgNode *
rsvg_new_filter_primitive_composite (void);
RsvgNode *
rsvg_new_filter_primitive_flood (void);
RsvgNode *
rsvg_new_filter_primitive_displacement_map (void);
RsvgNode *
rsvg_new_filter_primitive_turbulence (void);
RsvgNode *
rsvg_new_filter_primitive_image (void);
RsvgNode *
rsvg_new_filter_primitive_diffuse_lighting (void);
RsvgNode *
rsvg_new_filter_primitive_light_source (char type);
RsvgNode *
rsvg_new_filter_primitive_specular_lighting (void);
RsvgNode *
rsvg_new_filter_primitive_tile (void);
void
rsvg_filter_adobe_blend(gint modenum, GdkPixbuf *in, GdkPixbuf *bg,
GdkPixbuf *output, RsvgIRect boundarys,
RsvgDrawingCtx * ctx);
void rsvg_alpha_blt (GdkPixbuf * src, gint srcx, gint srcy,
gint srcwidth, gint srcheight,
GdkPixbuf * dst, gint dstx, gint dsty);
void rsvg_art_affine_image(const GdkPixbuf *img, GdkPixbuf *intermediate,
double * affine, double w, double h);
G_END_DECLS
#endif
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