summaryrefslogtreecommitdiffstats
path: root/ksvg/impl/SVGElementImpl.cc
blob: 940790f2af9199ca33dba1d795814f8ae9b80ce4 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
556
557
558
559
560
561
562
563
564
565
566
567
568
569
570
571
572
573
574
575
576
577
578
579
580
581
582
583
584
585
586
587
588
589
590
591
592
593
594
595
596
597
598
599
600
601
602
603
604
605
606
607
608
609
610
611
612
613
614
615
616
617
618
619
620
621
622
623
624
625
626
627
628
629
630
631
632
633
634
635
636
637
638
639
640
641
642
643
644
645
646
647
648
649
650
651
652
653
654
655
656
657
658
659
660
661
662
663
664
665
666
667
668
669
670
671
672
673
674
675
676
677
678
679
680
681
682
683
684
685
686
687
688
689
690
691
692
693
694
695
696
697
698
699
700
701
702
703
704
705
706
707
708
709
710
711
712
713
/*
    Copyright (C) 2001-2003 KSVG Team
    This file is part of the KDE project

    This library 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 library 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 library; see the file COPYING.LIB.  If not, write to
    the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
    Boston, MA 02110-1301, USA.
*/

#include <tqxml.h>

#include <kdebug.h>

#include "SVGEvent.h"
#include "SVGEventImpl.h"
#include "SVGHelperImpl.h"
#include "SVGElementImpl.h"
#include "SVGDocumentImpl.h"
#include "SVGSVGElementImpl.h"

using namespace KSVG;

#include "SVGElementImpl.lut.h"
#include "ksvg_scriptinterpreter.h"
#include "ksvg_ecma.h"

SVGElementImpl::Factory *SVGElementImpl::Factory::m_instance = 0;

SVGElementImpl::SVGElementImpl(DOM::ElementImpl *impl) : DOM::DomShared(), DOM::Element(impl), SVGDOMElementBridge(static_cast<DOM::Element>(*this))
{
	KSVG_EMPTY_FLAGS

	m_ownerSVGElement = 0;
	m_viewportElement = 0;
	m_ownerDoc = 0;

	m_mouseOver = false;
	m_focus = false;

	m_eventListeners.setAutoDelete(true);
	m_attributes.setAutoDelete(true);
}

SVGElementImpl::~SVGElementImpl()
{
	if(m_ownerSVGElement)
		m_ownerSVGElement->deref();
}

void SVGElementImpl::setEventListener(int id, SVGEventListener *listener)
{
	if(listener)
		listener->ref();

	removeEventListener(id);

	if(listener)
	{
		SVGRegisteredEventListener *rl = new SVGRegisteredEventListener(static_cast<SVGEvent::EventId>(id), listener, false);
		m_eventListeners.append(rl);

		listener->deref();
	}
}

int SVGElementImpl::getEventListeners(bool local)
{
	int events = 0;

	TQPtrListIterator<SVGRegisteredEventListener> it(m_eventListeners);
	for(; it.current(); ++it)
		events |= (1 << it.current()->id);

	if(local)
		return events;

	for(DOM::Node node = parentNode(); !node.isNull(); node = node.parentNode())
	{
		SVGElementImpl *element = ownerDoc()->getElementFromHandle(node.handle());

		if(element)
		{
			TQPtrListIterator<SVGRegisteredEventListener> it(element->m_eventListeners);
			for(; it.current(); ++it)
				events |= (1 << it.current()->id);
		}
	}

    return events;
}

void SVGElementImpl::setupEventListeners(SVGDocumentImpl *doc, SVGDocumentImpl *newDoc)
{
	if(!doc || !newDoc)
		return;

	// Changes the document where the eventlisteners are registered
	// Needed for parseXML'ed elements with events, their listeners
	// are created in the temporary document fragment and need to be
	// registered in the main document (Niko)
	TQPtrListIterator<SVGRegisteredEventListener> it(m_eventListeners);
	for(; it.current(); ++it)
	{
		SVGRegisteredEventListener *current = it.current();

		TQString valueOfCurrent = newDoc->ecmaEngine()->valueOfEventListener(current->listener);
		setEventListener(current->id, doc->createEventListener(valueOfCurrent));
	}
}

bool SVGElementImpl::hasEventListener(int id, bool local)
{
	// First check if we have the listener, locally
	TQPtrListIterator<SVGRegisteredEventListener> it(m_eventListeners);
	for(; it.current(); ++it)
	{
		if(it.current()->id == id)
			return true;
	}

	// We have no local listeners, if we are just interessted
	// in those listeners, then return now...
	if(local)
		return false;

	// Check every parent element
	for(DOM::Node node = parentNode(); !node.isNull(); node = node.parentNode())
	{
		SVGElementImpl *element = ownerDoc()->getElementFromHandle(node.handle());

		if(element)
		{
			TQPtrListIterator<SVGRegisteredEventListener> it(element->m_eventListeners);
			for(; it.current(); ++it)
			{
				if(it.current()->id == id)
					return true;
			}
		}
	}

	return false;
}

void SVGElementImpl::removeEventListener(int id)
{
	TQPtrListIterator<SVGRegisteredEventListener> it(m_eventListeners);
	for(; it.current(); ++it)
	{
		if(it.current()->id == id)
		{
			m_eventListeners.removeRef(it.current());
			break;
		}
	}
}

void SVGElementImpl::handleLocalEvents(SVGEventImpl *evt, bool useCapture)
{
	TQPtrListIterator<SVGRegisteredEventListener> it(m_eventListeners);
	for(; it.current(); ++it)
	{
		if(it.current()->id == evt->id() && it.current()->useCapture == useCapture)
		{
			it.current()->listener->handleEvent(evt);
			break;
		}
	}
}

void SVGElementImpl::defaultEventHandler(SVGEventImpl *)
{
}

/*
@namespace KSVG
@begin SVGElementImpl::s_hashTable 23
 id						SVGElementImpl::ElementId 		DontDelete
 ownerSVGElement		SVGElementImpl::OwnerSvgElement	DontDelete|ReadOnly
 viewportElement		SVGElementImpl::ViewportElement	DontDelete|ReadOnly
 xmlbase				SVGElementImpl::XmlBase			DontDelete
 base					SVGElementImpl::XmlBase			DontDelete
 onmouseup				SVGElementImpl::OnMouseUp		DontDelete
 onmousedown			SVGElementImpl::OnMouseDown		DontDelete
 onmousemove			SVGElementImpl::OnMouseMove		DontDelete
 onmouseover			SVGElementImpl::OnMouseOver		DontDelete
 onmouseout				SVGElementImpl::OnMouseOut		DontDelete
 onclick				SVGElementImpl::OnClick			DontDelete
 onmouseclick			SVGElementImpl::OnClick			DontDelete
 onactivate				SVGElementImpl::OnActivate		DontDelete
 onkeydown				SVGElementImpl::OnKeyDown		DontDelete
 onkeyup				SVGElementImpl::OnKeyUp			DontDelete
 onkeypress				SVGElementImpl::OnKeyPress		DontDelete
 onload 				SVGElementImpl::OnLoad			DontDelete
 onfocusin				SVGElementImpl::OnFocusIn		DontDelete
 onfocusout				SVGElementImpl::OnFocusOut		DontDelete
 onerror				SVGElementImpl::OnError			DontDelete
 onabort				SVGElementImpl::OnAbort			DontDelete
@end
@namespace KSVG
@begin SVGElementImplProto::s_hashTable 5
 getStyle				SVGElementImpl::GetStyle			DontDelete|Function 0
 setProperty			SVGElementImpl::SetProperty			DontDelete|Function 2
 getPropertyValue		SVGElementImpl::GetPropertyValue	DontDelete|Function 1
@end
*/

KSVG_IMPLEMENT_PROTOTYPE("SVGElement", SVGElementImplProto, SVGElementImplProtoFunc)

Value SVGElementImpl::getValueProperty(ExecState *exec, int token) const
{
	switch(token)
	{
		case ElementId:
			return String(id().string());
		case XmlBase:
			return String(xmlbase().string());
		case OwnerSvgElement:
			return getDOMNode(exec, *ownerSVGElement());
		case ViewportElement:
			return getDOMNode(exec, *viewportElement());
		default:
			kdWarning() << "Unhandled token in " << k_funcinfo << " : " << token << endl;
			return Undefined();
	}
}

void SVGElementImpl::putValueProperty(ExecState *exec, int token, const Value &value, int)
{
    switch(token)
    {
		case ElementId:
			setId(value.toString(exec).string());
			break;
		case XmlBase:
			setXmlbase(value.toString(exec).string());
			break;
		case OnMouseUp:
			setEventListener(SVGEvent::MOUSEUP_EVENT, m_ownerDoc->createEventListener(value.toString(exec).string()));
			break;
		case OnMouseDown:
			setEventListener(SVGEvent::MOUSEDOWN_EVENT, m_ownerDoc->createEventListener(value.toString(exec).string()));
			break;
		case OnMouseMove:
			setEventListener(SVGEvent::MOUSEMOVE_EVENT, m_ownerDoc->createEventListener(value.toString(exec).string()));
			break;
		case OnMouseOver:
			setEventListener(SVGEvent::MOUSEOVER_EVENT, m_ownerDoc->createEventListener(value.toString(exec).string()));
			break;
		case OnMouseOut:
			setEventListener(SVGEvent::MOUSEOUT_EVENT, m_ownerDoc->createEventListener(value.toString(exec).string()));
			break;
		case OnClick:
			setEventListener(SVGEvent::CLICK_EVENT, m_ownerDoc->createEventListener(value.toString(exec).string()));
			break;
		case OnActivate:
			setEventListener(SVGEvent::DOMACTIVATE_EVENT, m_ownerDoc->createEventListener(value.toString(exec).string()));
			break;
		case OnKeyDown:
			setEventListener(SVGEvent::KEYDOWN_EVENT, m_ownerDoc->createEventListener(value.toString(exec).string()));
			break;
		case OnKeyUp:
			setEventListener(SVGEvent::KEYUP_EVENT, m_ownerDoc->createEventListener(value.toString(exec).string()));
			break;
		case OnKeyPress:
			setEventListener(SVGEvent::KEYPRESS_EVENT, m_ownerDoc->createEventListener(value.toString(exec).string()));
			break;
		case OnLoad:
			setEventListener(SVGEvent::LOAD_EVENT, m_ownerDoc->createEventListener(value.toString(exec).string()));
			break;
		case OnFocusIn:
			setEventListener(SVGEvent::DOMFOCUSIN_EVENT, m_ownerDoc->createEventListener(value.toString(exec).string()));
			break;
		case OnFocusOut:
			setEventListener(SVGEvent::DOMFOCUSOUT_EVENT, m_ownerDoc->createEventListener(value.toString(exec).string()));
			break;
		case OnError:
			setEventListener(SVGEvent::ERROR_EVENT, m_ownerDoc->createEventListener(value.toString(exec).string()));
			break;
		case OnAbort:
			setEventListener(SVGEvent::ABORT_EVENT, m_ownerDoc->createEventListener(value.toString(exec).string()));
			break;
    	default:
	        kdWarning() << k_funcinfo << "unhandled token " << token << endl;
    }
}

Value SVGElementImplProtoFunc::call(ExecState *exec, Object &thisObj, const List &args)
{
	KSVG_CHECK_THIS(SVGElementImpl)

	switch(id)
	{
		case SVGElementImpl::GetStyle:
			return obj->cache(exec);
		case SVGElementImpl::SetProperty:
		{
			DOM::DOMString attribute = args[0].toString(exec).qstring().lower();
			DOM::DOMString value = args[1].toString(exec).qstring();
			obj->setAttribute(attribute, value);
			break;
		}
		case SVGElementImpl::GetPropertyValue:
			return String(obj->getAttribute(args[0].toString(exec).qstring()));
		default:
			break;
	}
	
	return Undefined();
}

TQDict<DOM::DOMString> &SVGElementImpl::attributes()
{
	return m_attributes;
}

// khtml overrides
void SVGElementImpl::setAttribute(const DOM::DOMString &name, const DOM::DOMString &value)
{
	m_attributes.replace(name.string(), new DOM::DOMString(value));
}

// Changes internal value. This will have no effect on getAttribute().
void SVGElementImpl::setAttributeInternal(const DOM::DOMString &name, const DOM::DOMString &value)
{
	ExecState *exec = ownerDoc()->ecmaEngine()->globalExec();

	static_cast<KSVGScriptInterpreter *>(exec->interpreter())->setAttributeSetMode(true);
	bridge(exec)->put(exec, Identifier(UString(name)), String(value), KJS::Internal);
	static_cast<KSVGScriptInterpreter *>(exec->interpreter())->setAttributeSetMode(false);
}

// This gets the actual attribute as set in the svg source
DOM::DOMString SVGElementImpl::getAttribute(const DOM::DOMString &name) const
{
	DOM::DOMString *result = m_attributes[name.string()];
	if(result)
		return *result;
	else
		return DOM::DOMString();
}

// This gets the internal, real-time value. This means it can return a default value
// for an attribute even if its not explicitly set in the svg source.
DOM::DOMString SVGElementImpl::getAttributeInternal(const DOM::DOMString &name)
{
	ExecState *exec = ownerDoc()->ecmaEngine()->globalExec();

	DOM::DOMString retVal;
	
	static_cast<KSVGScriptInterpreter *>(exec->interpreter())->setAttributeGetMode(true);
	retVal = bridge(exec)->get(exec, Identifier(UString(name))).toString(exec).string();
	static_cast<KSVGScriptInterpreter *>(exec->interpreter())->setAttributeGetMode(false);

	return retVal;
}

bool SVGElementImpl::hasAttribute(const DOM::DOMString &name)
{
	return m_attributes.find(name.string()) != 0;
}

bool SVGElementImpl::hasAttributes()
{
	return m_attributes.count() > 0;
}

void SVGElementImpl::setApplyAttribute(const TQString &name, const TQString &value)
{
	if(hasAttribute(name))
	{
		TQString cur = getAttribute(name).string();
		cur = cur.simplifyWhiteSpace();

		if(!cur.endsWith(";"))
			cur += "; ";

		cur += value;

		setAttribute(name, cur);
	}
	else
		setAttribute(name, value);
}

void SVGElementImpl::setId(DOM::DOMString id)
{
	setAttribute("id", id);

	if(ownerDoc() && ownerDoc()->rootElement() && !id.isEmpty())
		ownerDoc()->rootElement()->addToIdMap(id.string(), this);
	else if(m_ownerSVGElement && !id.isEmpty())
		m_ownerSVGElement->addToIdMap(id.string(), this);
}

DOM::DOMString SVGElementImpl::id() const
{
	return getAttribute("id");
}

void SVGElementImpl::setXmlbase(DOM::DOMString xmlbase)
{
	setAttribute("xml:base", xmlbase);
}

DOM::DOMString SVGElementImpl::xmlbase() const
{
	return getAttribute("xml:base");
}

void SVGElementImpl::setOwnerSVGElement(SVGSVGElementImpl *owner)
{
	if(m_ownerSVGElement)
		m_ownerSVGElement->deref();

	m_ownerSVGElement = owner;

	if(m_ownerSVGElement)
		m_ownerSVGElement->ref();
}

void SVGElementImpl::setViewportElement(SVGElementImpl *viewport)
{
	if(m_viewportElement)
		m_viewportElement->deref();
	
	m_viewportElement = viewport;
	
	if(m_viewportElement)
		m_viewportElement->ref();
}

SVGSVGElementImpl *SVGElementImpl::ownerSVGElement() const
{
	return m_ownerSVGElement;
}

SVGElementImpl *SVGElementImpl::viewportElement() const
{
	return m_viewportElement;
}

void SVGElementImpl::setAttributes(const TQXmlAttributes &attrs)
{
	for(int i = 0; i < attrs.length(); i++)
	{
		setAttribute(attrs.localName(i), attrs.value(i));
		setAttributeInternal(attrs.localName(i), attrs.value(i));
	}

	setAttributes();
}

void SVGElementImpl::setAttributes()
{
	// Finalize style
	SVGStylableImpl *style = dynamic_cast<SVGStylableImpl *>(this);

	if(style)
		style->processStyle();
}

void SVGElementImpl::setAttributes(bool deep)
{
	// Finalize style
	SVGStylableImpl *style = dynamic_cast<SVGStylableImpl *>(this);

	if(style)
		style->processStyle();

	if(deep)
	{
		if(hasChildNodes())
		{
			DOM::Node n;
			for(n = firstChild(); !n.isNull(); n = n.nextSibling())
			{
				SVGElementImpl *elem = ownerDoc()->getElementFromHandle(n.handle());
				if(elem)
					elem->setAttributes(true);
			}
		}
	}
}

bool SVGElementImpl::prepareMouseEvent(const TQPoint &p, const TQPoint &a, SVGMouseEventImpl *mev)
{
	SVGShapeImpl *shape = dynamic_cast<SVGShapeImpl *>(this);
	if(shape)
		return shape->prepareMouseEvent(p, a, mev);

	return false;
}

bool SVGElementImpl::dispatchEvent(int id, bool canBubbleArg, bool cancelableArg)
{	
	SVGEventImpl *evt = new SVGEventImpl(static_cast<SVGEvent::EventId>(id), canBubbleArg, cancelableArg);

	evt->ref();
	bool ret = dispatchEvent(evt, true);
	evt->deref();

	return ret;
}

bool SVGElementImpl::dispatchEvent(SVGEventImpl *evt, bool tempEvent)
{
	evt->setTarget(this);

	// Find out, where to send to -> collect parent nodes
	TQPtrList<SVGElementImpl> nodeChain;

	for(DOM::Element e = *this; !e.isNull(); e = e.parentNode())
		nodeChain.prepend(ownerDoc()->getElementFromHandle(e.handle()));

	// Trigger any capturing event handlers on our way down
	evt->setEventPhase(DOM::Event::CAPTURING_PHASE);

	TQPtrListIterator<SVGElementImpl> it(nodeChain);
	for(; it.current() && it.current() != this && !evt->propagationStopped(); ++it)
	{
		evt->setCurrentTarget(it.current());

		if(it.current())
			it.current()->handleLocalEvents(evt, true);
	}

	// Dispatch to the actual target node
	it.toLast();
	if(!evt->propagationStopped())
	{
		evt->setEventPhase(DOM::Event::AT_TARGET);
		evt->setCurrentTarget(it.current());

		if(it.current())
			it.current()->handleLocalEvents(evt, false);
	}

	--it;
	
	// Bubble up again
	if(evt->bubbles())
	{
		evt->setEventPhase(DOM::Event::BUBBLING_PHASE);
		for(; it.current() && !evt->propagationStopped(); --it)
		{
			evt->setCurrentTarget(it.current());

			if(it.current())
				it.current()->handleLocalEvents(evt, false);
		}
	}

	evt->setCurrentTarget(0);
	evt->setEventPhase(0); // I guess this is correct, the spec does not seem to say
						   // anything about the default event handler phase.
	
	if(evt->bubbles())
	{
		// now we call all default event handlers (this is not part of DOM - it is internal to ksvg)
		it.toLast();
		for(; it.current() && !evt->propagationStopped() && !evt->defaultPrevented() && !evt->defaultHandled(); --it)
			it.current()->defaultEventHandler(evt);
	}

	// If tempEvent is true, this means that the DOM implementation will not be storing a reference to the event, i.e.
	// there is no way to retrieve it from javascript if a script does not already have a reference to it in a variable.
	// So there is no need for the interpreter to keep the event in its cache
	if(tempEvent)
		ownerDoc()->ecmaEngine()->finishedWithEvent(evt);

	return !evt->defaultPrevented(); // ### what if defaultPrevented was called before dispatchEvent?
}

bool SVGElementImpl::dispatchKeyEvent(TQKeyEvent *ke)
{
	DOM::AbstractView temp;

	SVGEvent::EventId evtId = SVGEvent::UNKNOWN_EVENT;

	if(ke->type() == TQEvent::KeyRelease && !ke->isAutoRepeat())
		evtId = SVGEvent::KEYUP_EVENT;
	else if(ke->isAutoRepeat())
		evtId = SVGEvent::KEYPRESS_EVENT;
	else if(ke->type() == TQEvent::KeyPress)
		evtId = SVGEvent::KEYDOWN_EVENT;

	if(evtId == SVGEvent::KEYUP_EVENT && hasEventListener(SVGEvent::DOMACTIVATE_EVENT, false))
		dispatchEvent(SVGEvent::DOMACTIVATE_EVENT, true, true);

	if(!hasEventListener(evtId, false))
		return false;

	SVGEventImpl *evt = new SVGKeyEventImpl(ke, temp, evtId);

	evt->ref();
	bool ret = dispatchEvent(evt, true);
	evt->deref();

	// Rerender now! Once! (Niko)
	ownerDoc()->rerender();

	return ret;
}

bool SVGElementImpl::dispatchMouseEvent(int id, bool canBubbleArg, bool cancelableArg, long detailArg, long screenXArg, long screenYArg, long clientXArg, long clientYArg, bool ctrlKeyArg, bool altKeyArg, bool shiftKeyArg, bool metaKeyArg, unsigned short buttonArg, SVGElementImpl *relatedTargetArg)
{
	DOM::AbstractView temp;

	SVGEventImpl *evt = new SVGMouseEventImpl(static_cast<SVGEvent::EventId>(id),
											  canBubbleArg, cancelableArg, temp, detailArg,
											  screenXArg, screenYArg,
											  clientXArg, clientYArg,
											  ctrlKeyArg, altKeyArg, shiftKeyArg, metaKeyArg,
											  buttonArg, relatedTargetArg);

	evt->ref();
	bool ret = dispatchEvent(evt, true);
	evt->deref();

	return ret;
}

void SVGElementImpl::setOwnerDoc(SVGDocumentImpl *doc)
{
	if(m_ownerDoc)
		m_ownerDoc->removeFromElemDict(handle());

	m_ownerDoc = doc;

	if(m_ownerDoc)
		m_ownerDoc->addToElemDict(handle(), this);
}

SVGDocumentImpl *SVGElementImpl::ownerDoc() const
{
	return m_ownerDoc;
}

SVGElementImpl *SVGElementImpl::cloneNode(bool deep)
{
	DOM::Element impl = static_cast<DOM::Document *>(ownerDoc())->createElementNS("", tagName());
	SVGElementImpl *newElement = SVGDocumentImpl::createElement(tagName(), impl.cloneNode(false), ownerDoc());
	newElement->setOwnerSVGElement(ownerSVGElement());
	newElement->setViewportElement(viewportElement());

	SVGHelperImpl::copyAttributes(this, newElement);

	// Recalc style
	//newElement->setAttributes();

	if(deep)
		cloneChildNodes(newElement);

	return newElement;
}

void SVGElementImpl::cloneChildNodes(SVGElementImpl *clone)
{
	DOM::Node n;
	for(n = firstChild(); !n.isNull(); n = n.nextSibling())
	{
		SVGElementImpl *elem = ownerDoc()->getElementFromHandle(n.handle());
		if(elem)
			clone->appendChild(*elem->cloneNode(true));
		else if(n.nodeType() == DOM::Node::TEXT_NODE)
			clone->appendChild(n.cloneNode(true));
	}
}

void SVGElementImpl::gotError(const TQString &errorDesc)
{
	if(ownerDoc())
	{
		ownerDoc()->finishParsing(true, errorDesc);
		if(hasEventListener(SVGEvent::ERROR_EVENT, true))
			dispatchEvent(SVGEvent::ERROR_EVENT, false, false);
	}
}

TQString SVGElementImpl::collectText()
{
	TQString text;

	if(hasChildNodes())
	{
		DOM::Node node = firstChild();

		for(; !node.isNull(); node = node.nextSibling())
		{
			if(node.nodeType() == DOM::Node::TEXT_NODE)
			{
				DOM::Text textNode = node;
				text += textNode.data().string();
			}
		}
	}

	return text;
}

// vim:ts=4:noet