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Diffstat (limited to 'misc/openlayers/lib/OpenLayers/Icon.js')
| -rw-r--r-- | misc/openlayers/lib/OpenLayers/Icon.js | 243 |
1 files changed, 0 insertions, 243 deletions
diff --git a/misc/openlayers/lib/OpenLayers/Icon.js b/misc/openlayers/lib/OpenLayers/Icon.js deleted file mode 100644 index 2d8f967..0000000 --- a/misc/openlayers/lib/OpenLayers/Icon.js +++ /dev/null @@ -1,243 +0,0 @@ -/* Copyright (c) 2006-2013 by OpenLayers Contributors (see authors.txt for - * full list of contributors). Published under the 2-clause BSD license. - * See license.txt in the OpenLayers distribution or repository for the - * full text of the license. */ - -/** - * @requires OpenLayers/BaseTypes/Class.js - */ - -/** - * Class: OpenLayers.Icon - * - * The icon represents a graphical icon on the screen. Typically used in - * conjunction with a <OpenLayers.Marker> to represent markers on a screen. - * - * An icon has a url, size and position. It also contains an offset which - * allows the center point to be represented correctly. This can be - * provided either as a fixed offset or a function provided to calculate - * the desired offset. - * - */ -OpenLayers.Icon = OpenLayers.Class({ - - /** - * Property: url - * {String} image url - */ - url: null, - - /** - * Property: size - * {<OpenLayers.Size>|Object} An OpenLayers.Size or - * an object with a 'w' and 'h' properties. - */ - size: null, - - /** - * Property: offset - * {<OpenLayers.Pixel>|Object} distance in pixels to offset the - * image when being rendered. An OpenLayers.Pixel or an object - * with a 'x' and 'y' properties. - */ - offset: null, - - /** - * Property: calculateOffset - * {Function} Function to calculate the offset (based on the size) - */ - calculateOffset: null, - - /** - * Property: imageDiv - * {DOMElement} - */ - imageDiv: null, - - /** - * Property: px - * {<OpenLayers.Pixel>|Object} An OpenLayers.Pixel or an object - * with a 'x' and 'y' properties. - */ - px: null, - - /** - * Constructor: OpenLayers.Icon - * Creates an icon, which is an image tag in a div. - * - * url - {String} - * size - {<OpenLayers.Size>|Object} An OpenLayers.Size or an - * object with a 'w' and 'h' - * properties. - * offset - {<OpenLayers.Pixel>|Object} An OpenLayers.Pixel or an - * object with a 'x' and 'y' - * properties. - * calculateOffset - {Function} - */ - initialize: function(url, size, offset, calculateOffset) { - this.url = url; - this.size = size || {w: 20, h: 20}; - this.offset = offset || {x: -(this.size.w/2), y: -(this.size.h/2)}; - this.calculateOffset = calculateOffset; - - var id = OpenLayers.Util.createUniqueID("OL_Icon_"); - this.imageDiv = OpenLayers.Util.createAlphaImageDiv(id); - }, - - /** - * Method: destroy - * Nullify references and remove event listeners to prevent circular - * references and memory leaks - */ - destroy: function() { - // erase any drawn elements - this.erase(); - - OpenLayers.Event.stopObservingElement(this.imageDiv.firstChild); - this.imageDiv.innerHTML = ""; - this.imageDiv = null; - }, - - /** - * Method: clone - * - * Returns: - * {<OpenLayers.Icon>} A fresh copy of the icon. - */ - clone: function() { - return new OpenLayers.Icon(this.url, - this.size, - this.offset, - this.calculateOffset); - }, - - /** - * Method: setSize - * - * Parameters: - * size - {<OpenLayers.Size>|Object} An OpenLayers.Size or - * an object with a 'w' and 'h' properties. - */ - setSize: function(size) { - if (size != null) { - this.size = size; - } - this.draw(); - }, - - /** - * Method: setUrl - * - * Parameters: - * url - {String} - */ - setUrl: function(url) { - if (url != null) { - this.url = url; - } - this.draw(); - }, - - /** - * Method: draw - * Move the div to the given pixel. - * - * Parameters: - * px - {<OpenLayers.Pixel>|Object} An OpenLayers.Pixel or an - * object with a 'x' and 'y' properties. - * - * Returns: - * {DOMElement} A new DOM Image of this icon set at the location passed-in - */ - draw: function(px) { - OpenLayers.Util.modifyAlphaImageDiv(this.imageDiv, - null, - null, - this.size, - this.url, - "absolute"); - this.moveTo(px); - return this.imageDiv; - }, - - /** - * Method: erase - * Erase the underlying image element. - */ - erase: function() { - if (this.imageDiv != null && this.imageDiv.parentNode != null) { - OpenLayers.Element.remove(this.imageDiv); - } - }, - - /** - * Method: setOpacity - * Change the icon's opacity - * - * Parameters: - * opacity - {float} - */ - setOpacity: function(opacity) { - OpenLayers.Util.modifyAlphaImageDiv(this.imageDiv, null, null, null, - null, null, null, null, opacity); - - }, - - /** - * Method: moveTo - * move icon to passed in px. - * - * Parameters: - * px - {<OpenLayers.Pixel>|Object} the pixel position to move to. - * An OpenLayers.Pixel or an object with a 'x' and 'y' properties. - */ - moveTo: function (px) { - //if no px passed in, use stored location - if (px != null) { - this.px = px; - } - - if (this.imageDiv != null) { - if (this.px == null) { - this.display(false); - } else { - if (this.calculateOffset) { - this.offset = this.calculateOffset(this.size); - } - OpenLayers.Util.modifyAlphaImageDiv(this.imageDiv, null, { - x: this.px.x + this.offset.x, - y: this.px.y + this.offset.y - }); - } - } - }, - - /** - * Method: display - * Hide or show the icon - * - * Parameters: - * display - {Boolean} - */ - display: function(display) { - this.imageDiv.style.display = (display) ? "" : "none"; - }, - - - /** - * APIMethod: isDrawn - * - * Returns: - * {Boolean} Whether or not the icon is drawn. - */ - isDrawn: function() { - // nodeType 11 for ie, whose nodes *always* have a parentNode - // (of type document fragment) - var isDrawn = (this.imageDiv && this.imageDiv.parentNode && - (this.imageDiv.parentNode.nodeType != 11)); - - return isDrawn; - }, - - CLASS_NAME: "OpenLayers.Icon" -}); |