diff --git a/examples/attribution.html b/examples/attribution.html new file mode 100644 index 0000000000..86d7ac51e7 --- /dev/null +++ b/examples/attribution.html @@ -0,0 +1,36 @@ + + + + + + + +

OpenLayers Example

+
+ + diff --git a/lib/OpenLayers.js b/lib/OpenLayers.js index 59da069e42..7d10370d7d 100644 --- a/lib/OpenLayers.js +++ b/lib/OpenLayers.js @@ -125,6 +125,7 @@ "OpenLayers/Handler/MouseWheel.js", "OpenLayers/Handler/Keyboard.js", "OpenLayers/Control.js", + "OpenLayers/Control/Attribution.js", "OpenLayers/Control/ZoomBox.js", "OpenLayers/Control/ZoomToMaxExtent.js", "OpenLayers/Control/DragPan.js", diff --git a/lib/OpenLayers/Control/Attribution.js b/lib/OpenLayers/Control/Attribution.js new file mode 100644 index 0000000000..e079f6b63f --- /dev/null +++ b/lib/OpenLayers/Control/Attribution.js @@ -0,0 +1,78 @@ +/* Copyright (c) 2006-2007 MetaCarta, Inc., published under a modified BSD license. + * See http://svn.openlayers.org/trunk/openlayers/repository-license.txt + * for the full text of the license. */ + +/** + * @requires OpenLayers/Control.js + * + * Class: OpenLayers.Control.Attribution + * Add attribution from layers to the map display. Uses 'attribution' property + * of each layer. + */ +OpenLayers.Control.Attribution = + OpenLayers.Class(OpenLayers.Control, { + + /** + * APIProperty: seperator + * {String} String used to seperate layers. + */ + seperator: ", ", + + /** + * Constructor: OpenLayers.Control.Attribution + * + * Parameters: + * options - {Object} Options for control. + */ + initialize: function(options) { + OpenLayers.Control.prototype.initialize.apply(this, arguments); + }, + + /** + * Method: destroy + * Destroy control. + */ + destroy: function() { + this.map.events.unregister("removelayer", this, this.updateAttribution); + this.map.events.unregister("addlayer", this, this.updateAttribution); + this.map.events.unregister("changelayer", this, this.updateAttribution); + + OpenLayers.Control.prototype.destroy.apply(this, arguments); + }, + + /** + * Method: draw + * Initialize control. + * + * Returns: + * {DOMElement} A reference to the DIV DOMElement containing the control + */ + draw: function() { + OpenLayers.Control.prototype.draw.apply(this, arguments); + + this.map.events.register('changelayer', this, this.updateAttribution); + this.map.events.register('addlayer', this, this.updateAttribution); + this.map.events.register('removelayer', this, this.updateAttribution); + this.updateAttribution(); + + return this.div; + }, + + /** + * Method: updateAttribution + * Update attribution string. + */ + updateAttribution: function() { + var attributions = []; + for(var i=0; i < this.map.layers.length; i++) { + var layer = this.map.layers[i]; + if (layer.attribution && layer.getVisibility()) { + attributions.push( layer.attribution ); + } + } + this.div.innerHTML = attributions.join(this.seperator); + }, + + /** @final @type String */ + CLASS_NAME: "OpenLayers.Control.Attribution" +}); diff --git a/lib/OpenLayers/Layer.js b/lib/OpenLayers/Layer.js index c5cec481e9..42ec6a38ba 100644 --- a/lib/OpenLayers/Layer.js +++ b/lib/OpenLayers/Layer.js @@ -73,6 +73,13 @@ OpenLayers.Layer = OpenLayers.Class({ */ visibility: true, + /** + * APIProperty: attribution + * {String} Attribution string, displayed when an + * has been added to the map. + */ + attribution: null, + /** * Property: inRange * {Boolean} The current map resolution is within the layer's min/max diff --git a/tests/Control/test_Attribution.html b/tests/Control/test_Attribution.html new file mode 100644 index 0000000000..70e914db35 --- /dev/null +++ b/tests/Control/test_Attribution.html @@ -0,0 +1,32 @@ + + + + + + +
+ + diff --git a/tests/list-tests.html b/tests/list-tests.html index 0cf3d878b0..c54630d1d8 100644 --- a/tests/list-tests.html +++ b/tests/list-tests.html @@ -62,6 +62,7 @@
  • Tile/test_Image.html
  • Tile/test_WFS.html
  • test_Control.html
    • +
  • Control/test_Attribution.html
  • Control/test_SelectFeature.html
  • Control/test_DragFeature.html
  • Control/test_DragPan.html
    • diff --git a/theme/default/style.css b/theme/default/style.css index 39e707e58b..d09d5d570c 100644 --- a/theme/default/style.css +++ b/theme/default/style.css @@ -10,7 +10,13 @@ div.olMapViewport { left: 2px; bottom: 15px; } - +.olControlAttribution { + font-size: smaller; + right: 3px; + bottom: 4.5em; + position: absolute; + display: block; +} .olControlScale { right: 3px; bottom: 3em;