280 lines
9.1 KiB
JavaScript
280 lines
9.1 KiB
JavaScript
// Copyright 2007 The Closure Library Authors. All Rights Reserved.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS-IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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/**
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* @fileoverview Thin wrappers around the DOM element returned from
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* the different draw methods of the graphics. This is the SVG implementation.
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* @author arv@google.com (Erik Arvidsson)
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* @author yoah@google.com (Yoah Bar-David)
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*/
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goog.provide('goog.graphics.SvgEllipseElement');
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goog.provide('goog.graphics.SvgGroupElement');
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goog.provide('goog.graphics.SvgImageElement');
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goog.provide('goog.graphics.SvgPathElement');
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goog.provide('goog.graphics.SvgRectElement');
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goog.provide('goog.graphics.SvgTextElement');
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goog.require('goog.dom');
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goog.require('goog.graphics.EllipseElement');
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goog.require('goog.graphics.GroupElement');
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goog.require('goog.graphics.ImageElement');
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goog.require('goog.graphics.PathElement');
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goog.require('goog.graphics.RectElement');
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goog.require('goog.graphics.TextElement');
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/**
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* Thin wrapper for SVG group elements.
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* You should not construct objects from this constructor. The graphics
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* will return the object for you.
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* @param {Element} element The DOM element to wrap.
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* @param {goog.graphics.SvgGraphics} graphics The graphics creating
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* this element.
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* @constructor
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* @extends {goog.graphics.GroupElement}
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* @deprecated goog.graphics is deprecated. It existed to abstract over browser
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* differences before the canvas tag was widely supported. See
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* http://en.wikipedia.org/wiki/Canvas_element for details.
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*/
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goog.graphics.SvgGroupElement = function(element, graphics) {
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goog.graphics.GroupElement.call(this, element, graphics);
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};
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goog.inherits(goog.graphics.SvgGroupElement, goog.graphics.GroupElement);
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/**
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* Remove all drawing elements from the group.
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* @override
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*/
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goog.graphics.SvgGroupElement.prototype.clear = function() {
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goog.dom.removeChildren(this.getElement());
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};
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/**
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* Set the size of the group element.
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* @param {number|string} width The width of the group element.
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* @param {number|string} height The height of the group element.
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* @override
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*/
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goog.graphics.SvgGroupElement.prototype.setSize = function(width, height) {
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this.getGraphics().setElementAttributes(this.getElement(),
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{'width': width, 'height': height});
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};
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/**
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* Thin wrapper for SVG ellipse elements.
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* This is an implementation of the goog.graphics.EllipseElement interface.
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* You should not construct objects from this constructor. The graphics
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* will return the object for you.
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* @param {Element} element The DOM element to wrap.
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* @param {goog.graphics.SvgGraphics} graphics The graphics creating
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* this element.
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* @param {goog.graphics.Stroke?} stroke The stroke to use for this element.
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* @param {goog.graphics.Fill?} fill The fill to use for this element.
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* @constructor
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* @extends {goog.graphics.EllipseElement}
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*/
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goog.graphics.SvgEllipseElement = function(element, graphics, stroke, fill) {
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goog.graphics.EllipseElement.call(this, element, graphics, stroke, fill);
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};
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goog.inherits(goog.graphics.SvgEllipseElement, goog.graphics.EllipseElement);
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/**
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* Update the center point of the ellipse.
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* @param {number} cx Center X coordinate.
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* @param {number} cy Center Y coordinate.
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* @override
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*/
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goog.graphics.SvgEllipseElement.prototype.setCenter = function(cx, cy) {
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this.getGraphics().setElementAttributes(this.getElement(),
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{'cx': cx, 'cy': cy});
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};
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/**
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* Update the radius of the ellipse.
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* @param {number} rx Radius length for the x-axis.
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* @param {number} ry Radius length for the y-axis.
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* @override
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*/
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goog.graphics.SvgEllipseElement.prototype.setRadius = function(rx, ry) {
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this.getGraphics().setElementAttributes(this.getElement(),
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{'rx': rx, 'ry': ry});
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};
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/**
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* Thin wrapper for SVG rectangle elements.
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* This is an implementation of the goog.graphics.RectElement interface.
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* You should not construct objects from this constructor. The graphics
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* will return the object for you.
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* @param {Element} element The DOM element to wrap.
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* @param {goog.graphics.SvgGraphics} graphics The graphics creating
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* this element.
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* @param {goog.graphics.Stroke?} stroke The stroke to use for this element.
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* @param {goog.graphics.Fill?} fill The fill to use for this element.
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* @constructor
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* @extends {goog.graphics.RectElement}
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*/
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goog.graphics.SvgRectElement = function(element, graphics, stroke, fill) {
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goog.graphics.RectElement.call(this, element, graphics, stroke, fill);
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};
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goog.inherits(goog.graphics.SvgRectElement, goog.graphics.RectElement);
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/**
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* Update the position of the rectangle.
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* @param {number} x X coordinate (left).
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* @param {number} y Y coordinate (top).
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* @override
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*/
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goog.graphics.SvgRectElement.prototype.setPosition = function(x, y) {
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this.getGraphics().setElementAttributes(this.getElement(), {'x': x, 'y': y});
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};
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/**
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* Update the size of the rectangle.
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* @param {number} width Width of rectangle.
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* @param {number} height Height of rectangle.
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* @override
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*/
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goog.graphics.SvgRectElement.prototype.setSize = function(width, height) {
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this.getGraphics().setElementAttributes(this.getElement(),
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{'width': width, 'height': height});
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};
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/**
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* Thin wrapper for SVG path elements.
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* This is an implementation of the goog.graphics.PathElement interface.
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* You should not construct objects from this constructor. The graphics
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* will return the object for you.
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* @param {Element} element The DOM element to wrap.
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* @param {goog.graphics.SvgGraphics} graphics The graphics creating
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* this element.
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* @param {goog.graphics.Stroke?} stroke The stroke to use for this element.
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* @param {goog.graphics.Fill?} fill The fill to use for this element.
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* @constructor
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* @extends {goog.graphics.PathElement}
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*/
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goog.graphics.SvgPathElement = function(element, graphics, stroke, fill) {
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goog.graphics.PathElement.call(this, element, graphics, stroke, fill);
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};
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goog.inherits(goog.graphics.SvgPathElement, goog.graphics.PathElement);
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/**
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* Update the underlying path.
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* @param {!goog.graphics.Path} path The path object to draw.
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* @override
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*/
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goog.graphics.SvgPathElement.prototype.setPath = function(path) {
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this.getGraphics().setElementAttributes(this.getElement(),
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{'d': /** @suppress {missingRequire} */
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goog.graphics.SvgGraphics.getSvgPath(path)});
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};
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/**
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* Thin wrapper for SVG text elements.
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* This is an implementation of the goog.graphics.TextElement interface.
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* You should not construct objects from this constructor. The graphics
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* will return the object for you.
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* @param {Element} element The DOM element to wrap.
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* @param {goog.graphics.SvgGraphics} graphics The graphics creating
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* this element.
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* @param {goog.graphics.Stroke?} stroke The stroke to use for this element.
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* @param {goog.graphics.Fill?} fill The fill to use for this element.
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* @constructor
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* @extends {goog.graphics.TextElement}
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*/
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goog.graphics.SvgTextElement = function(element, graphics, stroke, fill) {
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goog.graphics.TextElement.call(this, element, graphics, stroke, fill);
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};
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goog.inherits(goog.graphics.SvgTextElement, goog.graphics.TextElement);
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/**
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* Update the displayed text of the element.
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* @param {string} text The text to draw.
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* @override
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*/
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goog.graphics.SvgTextElement.prototype.setText = function(text) {
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this.getElement().firstChild.data = text;
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};
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/**
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* Thin wrapper for SVG image elements.
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* This is an implementation of the goog.graphics.ImageElement interface.
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* You should not construct objects from this constructor. The graphics
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* will return the object for you.
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* @param {Element} element The DOM element to wrap.
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* @param {goog.graphics.SvgGraphics} graphics The graphics creating
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* this element.
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* @constructor
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* @extends {goog.graphics.ImageElement}
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*/
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goog.graphics.SvgImageElement = function(element, graphics) {
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goog.graphics.ImageElement.call(this, element, graphics);
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};
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goog.inherits(goog.graphics.SvgImageElement, goog.graphics.ImageElement);
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/**
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* Update the position of the image.
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* @param {number} x X coordinate (left).
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* @param {number} y Y coordinate (top).
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* @override
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*/
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goog.graphics.SvgImageElement.prototype.setPosition = function(x, y) {
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this.getGraphics().setElementAttributes(this.getElement(), {'x': x, 'y': y});
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};
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/**
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* Update the size of the image.
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* @param {number} width Width of image.
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* @param {number} height Height of image.
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* @override
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*/
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goog.graphics.SvgImageElement.prototype.setSize = function(width, height) {
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this.getGraphics().setElementAttributes(this.getElement(),
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{'width': width, 'height': height});
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};
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/**
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* Update the source of the image.
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* @param {string} src Source of the image.
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* @override
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*/
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goog.graphics.SvgImageElement.prototype.setSource = function(src) {
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this.getGraphics().setElementAttributes(this.getElement(),
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{'xlink:href': src});
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};
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