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#ifndef SEEN_SP_CLIPPATH_H
#define SEEN_SP_CLIPPATH_H
/*
* SVG <clipPath> implementation
*
* Authors:
* Lauris Kaplinski <lauris@kaplinski.com>
* Abhishek Sharma
* Jon A. Cruz <jon@joncruz.org>
*
* Copyright (C) 2001-2002 authors
* Copyright (C) 2001 Ximian, Inc.
*
* Released under GNU GPL, read the file 'COPYING' for more information
*/
#define SP_TYPE_CLIPPATH (SPClipPath::sp_clippath_get_type())
#define SP_CLIPPATH(obj) (G_TYPE_CHECK_INSTANCE_CAST((obj), SP_TYPE_CLIPPATH, SPClipPath))
#define SP_CLIPPATH_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST((klass), SP_TYPE_CLIPPATH, SPClipPathClass))
#define SP_IS_CLIPPATH(obj) (G_TYPE_CHECK_INSTANCE_TYPE((obj), SP_TYPE_CLIPPATH))
#define SP_IS_CLIPPATH_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE((klass), SP_TYPE_CLIPPATH))
class SPClipPathView;
#include "sp-object-group.h"
#include "uri-references.h"
#include "xml/node.h"
namespace Inkscape {
class Drawing;
class DrawingItem;
} // namespace Inkscape
class SPClipPath : public SPObjectGroup {
public:
class Reference;
unsigned int clipPathUnits_set : 1;
unsigned int clipPathUnits : 1;
SPClipPathView *display;
static const gchar *create(GSList *reprs, SPDocument *document, Geom::Affine const* applyTransform);
static GType sp_clippath_get_type(void);
Inkscape::DrawingItem *show(Inkscape::Drawing &drawing, unsigned int key);
void hide(unsigned int key);
void setBBox(unsigned int key, Geom::OptRect const &bbox);
Geom::OptRect geometricBounds(Geom::Affine const &transform);
private:
static void init(SPClipPath *clippath);
static void build(SPObject *object, SPDocument *document, Inkscape::XML::Node *repr);
static void release(SPObject * object);
static void set(SPObject *object, unsigned int key, gchar const *value);
static void childAdded(SPObject *object, Inkscape::XML::Node *child, Inkscape::XML::Node *ref);
static void update(SPObject *object, SPCtx *ctx, guint flags);
static void modified(SPObject *object, guint flags);
static Inkscape::XML::Node *write(SPObject *object, Inkscape::XML::Document *doc, Inkscape::XML::Node *repr, guint flags);
friend class SPClipPathClass;
};
class SPClipPathClass {
public:
SPObjectGroupClass parent_class;
private:
static void sp_clippath_class_init(SPClipPathClass *klass);
static SPObjectGroupClass *static_parent_class;
friend class SPClipPath;
};
class SPClipPathReference : public Inkscape::URIReference {
public:
SPClipPathReference(SPObject *obj) : URIReference(obj) {}
SPClipPath *getObject() const {
return static_cast<SPClipPath *>(URIReference::getObject());
}
protected:
/**
* If the owner element of this reference (the element with <... clippath="...">)
* is a child of the clippath it refers to, return false.
* \return false if obj is not a clippath or if obj is a parent of this
* reference's owner element. True otherwise.
*/
virtual bool _acceptObject(SPObject *obj) const {
if (!SP_IS_CLIPPATH(obj)) {
return false;
}
SPObject * const owner = this->getOwner();
if (obj->isAncestorOf(owner)) {
//XML Tree being used directly here while it shouldn't be...
Inkscape::XML::Node * const owner_repr = owner->getRepr();
//XML Tree being used directly here while it shouldn't be...
Inkscape::XML::Node * const obj_repr = obj->getRepr();
gchar const * owner_name = NULL;
gchar const * owner_clippath = NULL;
gchar const * obj_name = NULL;
gchar const * obj_id = NULL;
if (owner_repr != NULL) {
owner_name = owner_repr->name();
owner_clippath = owner_repr->attribute("clippath");
}
if (obj_repr != NULL) {
obj_name = obj_repr->name();
obj_id = obj_repr->attribute("id");
}
g_warning("Ignoring recursive clippath reference "
"<%s clippath=\"%s\"> in <%s id=\"%s\">",
owner_name, owner_clippath,
obj_name, obj_id);
return false;
}
return true;
}
};
#endif // SEEN_SP_CLIPPATH_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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