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#ifndef SEEN_SP_PATTERN_H
#define SEEN_SP_PATTERN_H
/*
* SVG <pattern> implementation
*
* Author:
* Lauris Kaplinski <lauris@kaplinski.com>
* Abhishek Sharma
*
* Copyright (C) 2002 Lauris Kaplinski
*
* Released under GNU GPL, read the file 'COPYING' for more information
*/
#define SP_PATTERN(obj) (dynamic_cast<SPPattern*>((SPObject*)obj))
#define SP_IS_PATTERN(obj) (dynamic_cast<const SPPattern*>((SPObject*)obj) != NULL)
class SPPatternReference;
class SPItem;
typedef struct _GSList GSList;
#include "svg/svg-length.h"
#include "sp-paint-server.h"
#include "uri-references.h"
#include "viewbox.h"
#include <sigc++/connection.h>
class SPPattern : public SPPaintServer, public SPViewBox {
public:
SPPattern();
virtual ~SPPattern();
/* Reference (href) */
char *href;
SPPatternReference *ref;
/* patternUnits and patternContentUnits attribute */
unsigned int patternUnits : 1;
unsigned int patternUnits_set : 1;
unsigned int patternContentUnits : 1;
unsigned int patternContentUnits_set : 1;
/* patternTransform attribute */
Geom::Affine patternTransform;
unsigned int patternTransform_set : 1;
/* Tile rectangle */
SVGLength x;
SVGLength y;
SVGLength width;
SVGLength height;
sigc::connection modified_connection;
bool isValid() const;
virtual cairo_pattern_t* pattern_new(cairo_t *ct, Geom::OptRect const &bbox, double opacity);
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 void modified(unsigned int flags);
};
class SPPatternReference : public Inkscape::URIReference {
public:
SPPatternReference (SPObject *obj) : URIReference(obj) {}
SPPattern *getObject() const {
return reinterpret_cast<SPPattern *>(URIReference::getObject());
}
protected:
virtual bool _acceptObject(SPObject *obj) const {
return SP_IS_PATTERN (obj);
}
};
enum {
SP_PATTERN_UNITS_USERSPACEONUSE,
SP_PATTERN_UNITS_OBJECTBOUNDINGBOX
};
unsigned int pattern_users (SPPattern *pattern);
SPPattern *pattern_chain (SPPattern *pattern);
SPPattern *sp_pattern_clone_if_necessary (SPItem *item, SPPattern *pattern, const char *property);
void sp_pattern_transform_multiply (SPPattern *pattern, Geom::Affine postmul, bool set);
const char *pattern_tile (GSList *reprs, Geom::Rect bounds, SPDocument *document, Geom::Affine transform, Geom::Affine move);
SPPattern *pattern_getroot (SPPattern *pat);
unsigned int pattern_patternUnits (SPPattern const *pat);
unsigned int pattern_patternContentUnits (SPPattern const *pat);
Geom::Affine const &pattern_patternTransform(SPPattern const *pat);
double pattern_x (SPPattern const *pat);
double pattern_y (SPPattern const *pat);
double pattern_width (SPPattern const *pat);
double pattern_height (SPPattern const *pat);
Geom::OptRect pattern_viewBox (SPPattern const *pat);
#endif // SEEN_SP_PATTERN_H
/*
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 :
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