sp-filter-primitive.h revision aded4b44e9194df7c9905c5787d1c7a9553d12cd
#ifndef __SP_FILTER_PRIMITIVE_H__
#define __SP_FILTER_PRIMITIVE_H__
/** \file
* Document level base class for all SVG filter primitives.
*/
/*
* Authors:
* Hugo Rodrigues <haa.rodrigues@gmail.com>
* Niko Kiirala <niko@kiirala.com>
*
* Copyright (C) 2006,2007 Authors
*
* Released under GNU GPL, read the file 'COPYING' for more information
*/
#include "sp-object.h"
#include "svg/svg-length.h"
#define SP_FILTER_PRIMITIVE(obj) (dynamic_cast<SPFilterPrimitive*>((SPObject*)obj))
#define SP_IS_FILTER_PRIMITIVE(obj) (dynamic_cast<const SPFilterPrimitive*>((SPObject*)obj) != NULL)
namespace Inkscape {
namespace Filters {
class Filter;
class FilterPrimitive;
} }
class SPFilterPrimitive : public SPObject {
public:
SPFilterPrimitive();
virtual ~SPFilterPrimitive();
int image_in, image_out;
/* filter primitive subregion */
SVGLength x, y, height, width;
protected:
virtual void build(SPDocument* doc, Inkscape::XML::Node* repr);
virtual void release();
virtual void set(unsigned int key, const gchar* value);
virtual void update(SPCtx* ctx, unsigned int flags);
virtual Inkscape::XML::Node* write(Inkscape::XML::Document* doc, Inkscape::XML::Node* repr, guint flags);
public:
virtual void build_renderer(Inkscape::Filters::Filter* filter) = 0;
};
/* Common initialization for filter primitives */
void sp_filter_primitive_renderer_common(SPFilterPrimitive *sp_prim, Inkscape::Filters::FilterPrimitive *nr_prim);
int sp_filter_primitive_name_previous_out(SPFilterPrimitive *prim);
int sp_filter_primitive_read_in(SPFilterPrimitive *prim, gchar const *name);
int sp_filter_primitive_read_result(SPFilterPrimitive *prim, gchar const *name);
#endif
/*
Local Variables:
mode:c++
c-file-style:"stroustrup"
c-file-offsets:((innamespace . 0)(inline-open . 0)(case-label . +))
indent-tabs-mode:nil
fill-column:99
End:
*/
// vim: filetype=cpp:expandtab:shiftwidth=4:tabstop=8:softtabstop=4:fileencoding=utf-8:textwidth=99 :