1 /**********************************************
2 * Copyright (C) 2010-2011 Lukas Laag
3 * This file is part of lib-gwt-svg.
4 *
5 * libgwtsvg is free software: you can redistribute it and/or modify
6 * it under the terms of the GNU Lesser General Public License as published by
7 * the Free Software Foundation, either version 3 of the License, or
8 * (at your option) any later version.
9 *
10 * libgwtsvg is distributed in the hope that it will be useful,
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 * GNU Lesser General Public License for more details.
14 *
15 * You should have received a copy of the GNU Lesser General Public License
16 * along with libgwtsvg. If not, see http://www.gnu.org/licenses/
17 **********************************************/
18 /*
19 * Copyright (c) 2004 World Wide Web Consortium,
20 *
21 * (Massachusetts Institute of Technology, European Research Consortium for
22 * Informatics and Mathematics, Keio University). All Rights Reserved. This
23 * work is distributed under the W3C(r) Software License [1] in the hope that
24 * it will be useful, but WITHOUT ANY WARRANTY; without even the implied
25 * warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
26 *
27 * [1] http://www.w3.org/Consortium/Legal/2002/copyright-software-20021231
28 */
29
30 package org.vectomatic.dom.svg;
31
32 import org.vectomatic.dom.svg.events.ActivateEvent;
33 import org.vectomatic.dom.svg.events.ActivateHandler;
34 import org.vectomatic.dom.svg.events.FocusInEvent;
35 import org.vectomatic.dom.svg.events.FocusInHandler;
36 import org.vectomatic.dom.svg.events.FocusOutEvent;
37 import org.vectomatic.dom.svg.events.FocusOutHandler;
38 import org.vectomatic.dom.svg.events.HasGraphicalHandlers;
39 import org.vectomatic.dom.svg.impl.SVGElement;
40 import org.vectomatic.dom.svg.impl.SVGUseElement;
41 import org.vectomatic.dom.svg.itf.ISVGExternalResourcesRequired;
42 import org.vectomatic.dom.svg.itf.ISVGGraphicsElement;
43 import org.vectomatic.dom.svg.itf.ISVGLangSpace;
44 import org.vectomatic.dom.svg.itf.ISVGStylable;
45 import org.vectomatic.dom.svg.itf.ISVGTests;
46 import org.vectomatic.dom.svg.itf.ISVGTransformable;
47 import org.vectomatic.dom.svg.itf.ISVGURIReference;
48 import org.vectomatic.dom.svg.utils.DOMHelper;
49 import org.vectomatic.dom.svg.utils.SVGConstants;
50
51 import com.google.gwt.core.client.JavaScriptException;
52 import com.google.gwt.dom.client.TagName;
53 import com.google.gwt.event.dom.client.ClickEvent;
54 import com.google.gwt.event.dom.client.ClickHandler;
55 import com.google.gwt.event.dom.client.LoadEvent;
56 import com.google.gwt.event.dom.client.LoadHandler;
57 import com.google.gwt.event.dom.client.MouseDownEvent;
58 import com.google.gwt.event.dom.client.MouseDownHandler;
59 import com.google.gwt.event.dom.client.MouseMoveEvent;
60 import com.google.gwt.event.dom.client.MouseMoveHandler;
61 import com.google.gwt.event.dom.client.MouseOutEvent;
62 import com.google.gwt.event.dom.client.MouseOutHandler;
63 import com.google.gwt.event.dom.client.MouseOverEvent;
64 import com.google.gwt.event.dom.client.MouseOverHandler;
65 import com.google.gwt.event.dom.client.MouseUpEvent;
66 import com.google.gwt.event.dom.client.MouseUpHandler;
67 import com.google.gwt.event.dom.client.TouchCancelEvent;
68 import com.google.gwt.event.dom.client.TouchCancelHandler;
69 import com.google.gwt.event.dom.client.TouchEndEvent;
70 import com.google.gwt.event.dom.client.TouchEndHandler;
71 import com.google.gwt.event.dom.client.TouchMoveEvent;
72 import com.google.gwt.event.dom.client.TouchMoveHandler;
73 import com.google.gwt.event.dom.client.TouchStartEvent;
74 import com.google.gwt.event.dom.client.TouchStartHandler;
75 import com.google.gwt.event.shared.HandlerRegistration;
76
77 /**
78 * The {@link org.vectomatic.dom.svg.OMSVGUseElement} interface corresponds
79 * to the <a href='http://www.w3.org/TR/SVG11/struct.html#UseElement' title='use
80 * element specification'>use</a> element.
81 */
82 @TagName("use")
83 public class OMSVGUseElement extends OMSVGElement implements HasGraphicalHandlers, ISVGURIReference, ISVGTests, ISVGLangSpace, ISVGExternalResourcesRequired, ISVGStylable, ISVGTransformable, ISVGGraphicsElement {
84 public OMSVGUseElement() {
85 this((SVGUseElement)DOMHelper.createElementNS(DOMHelper.getCurrentDocument(), SVGConstants.SVG_NAMESPACE_URI, SVGConstants.SVG_USE_TAG).cast());
86 }
87
88 protected OMSVGUseElement(SVGUseElement ot) {
89 super(ot);
90 }
91
92 // Implementation of the svg::SVGUseElement W3C IDL interface
93 /**
94 * Corresponds to attribute {@link org.vectomatic.dom.svg.OMSVGUseElement#getX()}
95 * on the given <a href='http://www.w3.org/TR/SVG11/struct.html#UseElement'
96 * title='use element specification'>use</a> element.
97 */
98 public final OMSVGAnimatedLength getX() {
99 return ((SVGUseElement)ot).getX();
100 }
101 /**
102 * Corresponds to attribute {@link org.vectomatic.dom.svg.OMSVGUseElement#getY()}
103 * on the given <a href='http://www.w3.org/TR/SVG11/struct.html#UseElement'
104 * title='use element specification'>use</a> element.
105 */
106 public final OMSVGAnimatedLength getY() {
107 return ((SVGUseElement)ot).getY();
108 }
109 /**
110 * Corresponds to attribute {@link org.vectomatic.dom.svg.OMSVGUseElement#getWidth()}
111 * on the given <a href='http://www.w3.org/TR/SVG11/struct.html#UseElement'
112 * title='use element specification'>use</a> element.
113 */
114 public final OMSVGAnimatedLength getWidth() {
115 return ((SVGUseElement)ot).getWidth();
116 }
117 /**
118 * Corresponds to attribute {@link org.vectomatic.dom.svg.OMSVGUseElement#getHeight()}
119 * on the given <a href='http://www.w3.org/TR/SVG11/struct.html#UseElement'
120 * title='use element specification'>use</a> element.
121 */
122 public final OMSVGAnimatedLength getHeight() {
123 return ((SVGUseElement)ot).getHeight();
124 }
125 /**
126 * The root of the "instance tree". See description of {@link org.vectomatic.dom.svg.OMSVGElementInstance}
127 * for a discussion on the instance tree.
128 */
129 public final OMSVGElementInstance getInstanceRoot() {
130 return ((SVGUseElement)ot).getInstanceRoot();
131 }
132 /**
133 * If the <code>xlink:href</code> attribute is being animated, contains the
134 * current animated root of the "instance tree". If the <code>xlink:href</code>
135 * attribute is not currently being animated, contains the same value as {@link
136 * org.vectomatic.dom.svg.OMSVGUseElement#getInstanceRoot()}. See description
137 * of {@link org.vectomatic.dom.svg.OMSVGElementInstance} for a discussion
138 * on the instance tree.
139 */
140 public final OMSVGElementInstance getAnimatedInstanceRoot() {
141 return ((SVGUseElement)ot).getAnimatedInstanceRoot();
142 }
143
144 // Implementation of the svg::SVGExternalResourcesRequired W3C IDL interface
145 /**
146 * Corresponds to attribute {@link org.vectomatic.dom.svg.itf.ISVGExternalResourcesRequired#getExternalResourcesRequired()}
147 * on the given element. Note that the SVG DOM defines the attribute {@link
148 * org.vectomatic.dom.svg.itf.ISVGExternalResourcesRequired#getExternalResourcesRequired()}
149 * as being of type {@link org.vectomatic.dom.svg.OMSVGAnimatedBoolean}, whereas
150 * the SVG language definition says that {@link org.vectomatic.dom.svg.itf.ISVGExternalResourcesRequired#getExternalResourcesRequired()}
151 * is not animated. Because the SVG language definition states that {@link
152 * org.vectomatic.dom.svg.itf.ISVGExternalResourcesRequired#getExternalResourcesRequired()}
153 * cannot be animated, the {@link org.vectomatic.dom.svg.OMSVGAnimatedBoolean#getAnimVal()}
154 * will always be the same as the {@link org.vectomatic.dom.svg.OMSVGAnimatedBoolean#getBaseVal()}.
155 */
156 public final OMSVGAnimatedBoolean getExternalResourcesRequired() {
157 return ((SVGUseElement)ot).getExternalResourcesRequired();
158 }
159
160 // Implementation of the svg::SVGLangSpace W3C IDL interface
161 /**
162 * Corresponds to attribute <code>xml:lang</code> on the given element.
163 */
164 public final String getXmllang() {
165 return ((SVGUseElement)ot).getXmllang();
166 }
167 /**
168 * Corresponds to attribute <code>xml:lang</code> on the given element.
169 * @throws DOMException(NO_MODIFICATION_ALLOWED_ERR) Raised on an attempt
170 * to change the value of a <a href="svgdom.html#ReadOnlyNodes">read only
171 * attribute</a>.
172 */
173 public final void setXmllang(java.lang.String value) throws JavaScriptException {
174 ((SVGUseElement)ot).setXmllang(value);
175 }
176 /**
177 * Corresponds to attribute <code>xml:space</code> on the given element.
178 */
179 public final String getXmlspace() {
180 return ((SVGUseElement)ot).getXmlspace();
181 }
182 /**
183 * Corresponds to attribute <code>xml:space</code> on the given element.
184 * @throws DOMException(NO_MODIFICATION_ALLOWED_ERR) Raised on an attempt
185 * to change the value of a <a href="svgdom.html#ReadOnlyNodes">read only
186 * attribute</a>.
187 */
188 public final void setXmlspace(java.lang.String value) throws JavaScriptException {
189 ((SVGUseElement)ot).setXmlspace(value);
190 }
191
192 // Implementation of the svg::SVGLocatable W3C IDL interface
193 /**
194 * The element which established the current viewport. Often, the nearest
195 * ancestor <a href='http://www.w3.org/TR/SVG11/struct.html#SVGElement' title='svg
196 * element specification'>svg</a> element. Null if the current element is
197 * the outermost <a href='http://www.w3.org/TR/SVG11/struct.html#SVGElement'
198 * title='svg element specification'>svg</a> element.
199 */
200 public final OMSVGElement getNearestViewportElement() {
201 return (OMSVGElement)convert(((SVGUseElement)ot).getNearestViewportElement());
202 }
203 /**
204 * The farthest ancestor <a href='http://www.w3.org/TR/SVG11/struct.html#SVGElement'
205 * title='svg element specification'>svg</a> element. Null if the current
206 * element is the outermost <a href='http://www.w3.org/TR/SVG11/struct.html#SVGElement'
207 * title='svg element specification'>svg</a> element.
208 */
209 public final OMSVGElement getFarthestViewportElement() {
210 return (OMSVGElement)convert(((SVGUseElement)ot).getFarthestViewportElement());
211 }
212 /**
213 * Returns the tight bounding box in current user space (i.e., after application
214 * of the <code>transform</code> attribute, if any) on the geometry of all
215 * contained graphics elements, exclusive of stroking, clipping, masking and
216 * filter effects). Note that getBBox must return the actual bounding box
217 * at the time the method was called, even in case the element has not yet
218 * been rendered.
219 * @return An {@link org.vectomatic.dom.svg.OMSVGRect} object that defines
220 * the bounding box.
221 */
222 public final OMSVGRect getBBox() {
223 return ((SVGUseElement)ot).getBBox();
224 }
225 /**
226 * Returns the transformation matrix from current user units (i.e., after
227 * application of the <code>transform</code> attribute, if any) to the viewport
228 * coordinate system for the {@link org.vectomatic.dom.svg.itf.ISVGLocatable#getNearestViewportElement()}.
229 * @return An {@link org.vectomatic.dom.svg.OMSVGMatrix} object that defines
230 * the CTM.
231 */
232 public final OMSVGMatrix getCTM() {
233 return ((SVGUseElement)ot).getCTM();
234 }
235 /**
236 * Returns the transformation matrix from current user units (i.e., after
237 * application of the <code>transform</code> attribute, if any) to the parent
238 * user agent's notice of a "pixel". For display devices, ideally this represents
239 * a physical screen pixel. For other devices or environments where physical
240 * pixel sizes are not known, then an algorithm similar to the CSS2 definition
241 * of a "pixel" can be used instead. Note that null is returned if this element
242 * is not hooked into the document tree. This method would have been more
243 * aptly named as <code>getClientCTM</code>, but the name <code>getScreenCTM</code>
244 * is kept for historical reasons.
245 * @return An {@link org.vectomatic.dom.svg.OMSVGMatrix} object that defines
246 * the given transformation matrix.
247 */
248 public final OMSVGMatrix getScreenCTM() {
249 return ((SVGUseElement)ot).getScreenCTM();
250 }
251 /**
252 * Returns the transformation matrix from the user coordinate system on the
253 * current element (after application of the <code>transform</code> attribute,
254 * if any) to the user coordinate system on parameter <var>element</var> (after
255 * application of its <code>transform</code> attribute, if any).
256 * @param element The target element.
257 * @return An {@link org.vectomatic.dom.svg.OMSVGMatrix} object that defines
258 * the transformation.
259 * @throws SVGException(SVG_MATRIX_NOT_INVERTABLE) Raised if the currently
260 * defined transformation matrices make it impossible to compute the given
261 * matrix (e.g., because one of the transformations is singular).
262 */
263 public final OMSVGMatrix getTransformToElement(OMSVGElement element) throws JavaScriptException {
264 return ((SVGUseElement)ot).getTransformToElement(((SVGElement)element.ot));
265 }
266
267 // Implementation of the svg::SVGTests W3C IDL interface
268 /**
269 * Corresponds to attribute {@link org.vectomatic.dom.svg.itf.ISVGTests#getRequiredFeatures()}
270 * on the given element.
271 */
272 public final OMSVGStringList getRequiredFeatures() {
273 return ((SVGUseElement)ot).getRequiredFeatures();
274 }
275 /**
276 * Corresponds to attribute {@link org.vectomatic.dom.svg.itf.ISVGTests#getRequiredExtensions()}
277 * on the given element.
278 */
279 public final OMSVGStringList getRequiredExtensions() {
280 return ((SVGUseElement)ot).getRequiredExtensions();
281 }
282 /**
283 * Corresponds to attribute {@link org.vectomatic.dom.svg.itf.ISVGTests#getSystemLanguage()}
284 * on the given element.
285 */
286 public final OMSVGStringList getSystemLanguage() {
287 return ((SVGUseElement)ot).getSystemLanguage();
288 }
289 /**
290 * Returns true if the user agent supports the given extension, specified
291 * by a URI.
292 * @param extension The name of the extension, expressed as a URI.
293 * @return True or false, depending on whether the given extension is supported.
294 */
295 public final boolean hasExtension(String extension) {
296 return ((SVGUseElement)ot).hasExtension(extension);
297 }
298
299 // Implementation of the svg::SVGTransformable W3C IDL interface
300 /**
301 * Corresponds to attribute {@link org.vectomatic.dom.svg.itf.ISVGTransformable#getTransform()}
302 * on the given element.
303 */
304 public final OMSVGAnimatedTransformList getTransform() {
305 return ((SVGUseElement)ot).getTransform();
306 }
307
308 // Implementation of the svg::SVGURIReference W3C IDL interface
309 /**
310 * Corresponds to attribute <span class='attr-name'>'xlink:href'</span> on
311 * the given element.
312 */
313 public final OMSVGAnimatedString getHref() {
314 return ((SVGUseElement)ot).getHref();
315 }
316
317 @Override
318 public final HandlerRegistration addClickHandler(ClickHandler handler) {
319 return addDomHandler(handler, ClickEvent.getType());
320 }
321 @Override
322 public final HandlerRegistration addLoadHandler(LoadHandler handler) {
323 return addDomHandler(handler, LoadEvent.getType());
324 }
325 @Override
326 public final HandlerRegistration addMouseDownHandler(MouseDownHandler handler) {
327 return addDomHandler(handler, MouseDownEvent.getType());
328 }
329 @Override
330 public final HandlerRegistration addMouseMoveHandler(MouseMoveHandler handler) {
331 return addDomHandler(handler, MouseMoveEvent.getType());
332 }
333 @Override
334 public final HandlerRegistration addMouseOutHandler(MouseOutHandler handler) {
335 return addDomHandler(handler, MouseOutEvent.getType());
336 }
337 @Override
338 public final HandlerRegistration addMouseOverHandler(MouseOverHandler handler) {
339 return addDomHandler(handler, MouseOverEvent.getType());
340 }
341 @Override
342 public final HandlerRegistration addMouseUpHandler(MouseUpHandler handler) {
343 return addDomHandler(handler, MouseUpEvent.getType());
344 }
345 @Override
346 public final HandlerRegistration addTouchCancelHandler(TouchCancelHandler handler) {
347 return addDomHandler(handler, TouchCancelEvent.getType());
348 }
349 @Override
350 public final HandlerRegistration addTouchEndHandler(TouchEndHandler handler) {
351 return addDomHandler(handler, TouchEndEvent.getType());
352 }
353 @Override
354 public final HandlerRegistration addTouchMoveHandler(TouchMoveHandler handler) {
355 return addDomHandler(handler, TouchMoveEvent.getType());
356 }
357 @Override
358 public final HandlerRegistration addTouchStartHandler(TouchStartHandler handler) {
359 return addDomHandler(handler, TouchStartEvent.getType());
360 }
361 @Override
362 public final HandlerRegistration addActivateHandler(ActivateHandler handler) {
363 return addDomHandler(handler, ActivateEvent.getType());
364 }
365 @Override
366 public final HandlerRegistration addFocusInHandler(FocusInHandler handler) {
367 return addDomHandler(handler, FocusInEvent.getType());
368 }
369 @Override
370 public final HandlerRegistration addFocusOutHandler(FocusOutHandler handler) {
371 return addDomHandler(handler, FocusOutEvent.getType());
372 }
373 }