summaryrefslogtreecommitdiffstats
path: root/ksvg/impl/SVGDocumentImpl.h
blob: e9d12a0dd86a66bfb91dd4ebd8a29dd42b0c472c (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
/*
    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.
*/

#ifndef SVGDocumentImpl_H
#define SVGDocumentImpl_H

#include <kurl.h>

#include <tqxml.h>
#include <tqobject.h>
#include <tqptrdict.h>
#include <tqptrlist.h>
#include <tqdatetime.h>
#include <tqstringlist.h>

#include <kjs/object.h>

#include <dom/dom_doc.h>
#include <dom/dom_misc.h>
#include <dom/dom_string.h>

#include "ksvg_lookup.h"

#include "SVGEvent.h"
#include "SVGTimeScheduler.h"

class KSVGEcma;
class KSVGRequest;

namespace KJS
{
	class Value;
	class UString;
	class ExecState;
	class Identifier;
}

namespace KSVG
{

class SVGTimer;
class KSVGLoader;
class KSVGReader;
class KSVGCanvas;
class SVGImageElementImpl;
class SVGSVGElementImpl;
class SVGWindowImpl;
class SVGScriptElementImpl;
class SVGDescElementImpl;
class SVGTitleElementImpl;
class SVGUseElementImpl;
class SVGDocumentImpl : public TQObject,
						public DOM::DomShared,
						public DOM::Document,
						public SVGDOMNodeBridge
{
Q_OBJECT
  
public:
	SVGDocumentImpl(bool anim = true, bool bFit = false, SVGImageElementImpl *parentImage = 0);
	virtual ~SVGDocumentImpl();

	float screenPixelsPerMillimeterX() const;
	float screenPixelsPerMillimeterY() const;

	DOM::DOMString title() const;
	DOM::DOMString referrer() const;
	DOM::DOMString domain() const;
	DOM::DOMString URL() const;

	void setReferrer(const DOM::DOMString &referrer);

	void setRootElement(SVGSVGElementImpl *);
	SVGSVGElementImpl *rootElement() const;

	SVGImageElementImpl *parentImage() const { return m_parentImage; }

	SVGWindowImpl *window();

	static SVGElementImpl *createElement(const DOM::DOMString &name, DOM::Element impl, SVGDocumentImpl *doc = 0);

	bool open(const KURL &url);
	void rerender();

	void attach(KSVG::KSVGCanvas *p);
	void detach();

	bool ready() { return m_finishedParsing; }

	KURL baseUrl() { return m_baseURL; }
	KSVGCanvas *canvas() const;

	// Ecma stuff
	KSVGEcma *ecmaEngine() { return m_ecmaEngine; }

	void parseSVG(TQXmlInputSource *inputSource, bool getURLMode = false);

	virtual bool implementsCall() const { return true; }

	void executeScriptsRecursive(DOM::Node start);
	bool executeScriptsRecursiveCheck(DOM::Node start);

	bool dispatchRecursiveEvent(SVGEvent::EventId id, DOM::Node start);

	SVGElementImpl *getElementByIdRecursive(SVGSVGElementImpl *start, const DOM::DOMString &elementId, bool dontSearch = false);

	// Event stuff
	SVGEventListener *createEventListener(DOM::DOMString type);

	void setLastTarget(SVGElementImpl *elem) { m_lastTarget = elem; }
	SVGElementImpl *lastTarget() { return m_lastTarget; }

	// Animation stuff
	SVGTimeScheduler *timeScheduler() const { return m_timeScheduler; }

	// Internal
	SVGElementImpl *getElementFromHandle(DOM::NodeImpl *handle) const;
	void addToElemDict(DOM::NodeImpl *handle, SVGElementImpl *obj);
	void removeFromElemDict(DOM::NodeImpl *handle);

	SVGDocumentImpl *getDocumentFromHandle(DOM::NodeImpl *handle) const;
	void addToDocumentDict(DOM::NodeImpl *handle, SVGDocumentImpl *obj);

	SVGElementImpl *recursiveSearch(DOM::Node start, const DOM::DOMString &id);

	void finishParsing(bool error, const TQString &errorDesc);

	void newImageJob(SVGImageElementImpl *);

	void notifyImageLoading(SVGImageElementImpl *image);
	void notifyImageLoaded(SVGImageElementImpl *image);
	void resortZIndicesOnFinishedLoading() { m_resortZIndicesOnFinishedLoading = true; }
	
	void addForwardReferencingUseElement(SVGUseElementImpl *use);
	TQValueList<SVGUseElementImpl *> forwardReferencingUseElements() const { return m_forwardReferencingUseElements; }

	// Traverse the element hierarchy and update any cached matrices that are
	// no longer valid.
	void syncCachedMatrices();

public slots:
	void slotPaint();
	void executeScripts();

private slots:
	void slotSVGContent(TQIODevice *);
	void slotFinishedParsing(bool error, const TQString &errorDesc);

// KDE invents public signals :)
#undef signals
#define signals public
signals:
	void gotDescription(const TQString &);
	void gotTitle(const TQString &);
	void gotURL(const TQString &);

	void finishedParsing(bool error, const TQString &errorDesc);
	void finishedRendering();
	void finishedLoading();

private:	
	void checkFinishedLoading();

	bool m_finishedParsing;
	bool m_finishedLoading;
	bool m_animations;

	SVGSVGElementImpl *m_rootElement;

	SVGTimeScheduler *m_timeScheduler;

	// Set if this document is being displayed by an 'image' element reference
	// rather than as the main document, 0 otherwise.
	SVGImageElementImpl *m_parentImage;

	KSVGReader *m_reader;
	KSVGLoader *m_loader;
	KSVGCanvas *m_canvas;

	KSVGEcma *m_ecmaEngine;

	TQPtrDict<SVGElementImpl> m_elemDict;
	TQPtrDict<SVGDocumentImpl> m_documentDict;

	static uint elemDictHashSizes[];
	static const int numElemDictHashSizes;
	int m_elemDictHashSizeIndex;

	SVGWindowImpl *m_window;
	SVGElementImpl *m_lastTarget;

	KURL m_baseURL;

	DOM::DOMString m_referrer;

	bool m_fit;

	TQTime m_t;
	
	TQValueList<SVGImageElementImpl *> m_imagesLoading;
	bool m_resortZIndicesOnFinishedLoading;

	TQValueList<SVGUseElementImpl *> m_forwardReferencingUseElements;

public:
	KSVG_BASECLASS_GET
	KSVG_PUT

	enum
	{
		// Properties
		Title, Referrer, Domain, Url,
		DocType, Implementation, RootElement, DocumentElement,
		// Functions
		CreateTextNode, CreateElement, CreateElementNS,
		GetElementById, GetElementsByTagName, GetElementsByTagNameNS
	};

	KJS::Value getValueProperty(KJS::ExecState *exec, int token) const;
};

}

KSVG_DEFINE_PROTOTYPE(SVGDocumentImplProto)
KSVG_IMPLEMENT_PROTOFUNC(SVGDocumentImplProtoFunc, SVGDocumentImpl)

#endif