diff options
Diffstat (limited to 'misc/openlayers/lib/OpenLayers/Control/KeyboardDefaults.js')
-rw-r--r-- | misc/openlayers/lib/OpenLayers/Control/KeyboardDefaults.js | 142 |
1 files changed, 0 insertions, 142 deletions
diff --git a/misc/openlayers/lib/OpenLayers/Control/KeyboardDefaults.js b/misc/openlayers/lib/OpenLayers/Control/KeyboardDefaults.js deleted file mode 100644 index 3af8831..0000000 --- a/misc/openlayers/lib/OpenLayers/Control/KeyboardDefaults.js +++ /dev/null @@ -1,142 +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/Control.js - * @requires OpenLayers/Handler/Keyboard.js - * @requires OpenLayers/Events.js - */ - -/** - * Class: OpenLayers.Control.KeyboardDefaults - * The KeyboardDefaults control adds panning and zooming functions, controlled - * with the keyboard. By default arrow keys pan, +/- keys zoom & Page Up/Page - * Down/Home/End scroll by three quarters of a page. - * - * This control has no visible appearance. - * - * Inherits from: - * - <OpenLayers.Control> - */ -OpenLayers.Control.KeyboardDefaults = OpenLayers.Class(OpenLayers.Control, { - - /** - * APIProperty: autoActivate - * {Boolean} Activate the control when it is added to a map. Default is - * true. - */ - autoActivate: true, - - /** - * APIProperty: slideFactor - * Pixels to slide by. - */ - slideFactor: 75, - - /** - * APIProperty: observeElement - * {DOMelement|String} The DOM element to handle keys for. You - * can use the map div here, to have the navigation keys - * work when the map div has the focus. If undefined the - * document is used. - */ - observeElement: null, - - /** - * Constructor: OpenLayers.Control.KeyboardDefaults - */ - - /** - * Method: draw - * Create handler. - */ - draw: function() { - var observeElement = this.observeElement || document; - this.handler = new OpenLayers.Handler.Keyboard( this, - {"keydown": this.defaultKeyPress}, - {observeElement: observeElement} - ); - }, - - /** - * Method: defaultKeyPress - * When handling the key event, we only use evt.keyCode. This holds - * some drawbacks, though we get around them below. When interpretting - * the keycodes below (including the comments associated with them), - * consult the URL below. For instance, the Safari browser returns - * "IE keycodes", and so is supported by any keycode labeled "IE". - * - * Very informative URL: - * http://unixpapa.com/js/key.html - * - * Parameters: - * evt - {Event} - */ - defaultKeyPress: function (evt) { - var size, handled = true; - - var target = OpenLayers.Event.element(evt); - if (target && - (target.tagName == 'INPUT' || - target.tagName == 'TEXTAREA' || - target.tagName == 'SELECT')) { - return; - } - - switch (evt.keyCode) { - case OpenLayers.Event.KEY_LEFT: - this.map.pan(-this.slideFactor, 0); - break; - case OpenLayers.Event.KEY_RIGHT: - this.map.pan(this.slideFactor, 0); - break; - case OpenLayers.Event.KEY_UP: - this.map.pan(0, -this.slideFactor); - break; - case OpenLayers.Event.KEY_DOWN: - this.map.pan(0, this.slideFactor); - break; - - case 33: // Page Up. Same in all browsers. - size = this.map.getSize(); - this.map.pan(0, -0.75*size.h); - break; - case 34: // Page Down. Same in all browsers. - size = this.map.getSize(); - this.map.pan(0, 0.75*size.h); - break; - case 35: // End. Same in all browsers. - size = this.map.getSize(); - this.map.pan(0.75*size.w, 0); - break; - case 36: // Home. Same in all browsers. - size = this.map.getSize(); - this.map.pan(-0.75*size.w, 0); - break; - - case 43: // +/= (ASCII), keypad + (ASCII, Opera) - case 61: // +/= (Mozilla, Opera, some ASCII) - case 187: // +/= (IE) - case 107: // keypad + (IE, Mozilla) - this.map.zoomIn(); - break; - case 45: // -/_ (ASCII, Opera), keypad - (ASCII, Opera) - case 109: // -/_ (Mozilla), keypad - (Mozilla, IE) - case 189: // -/_ (IE) - case 95: // -/_ (some ASCII) - this.map.zoomOut(); - break; - default: - handled = false; - } - if (handled) { - // prevent browser default not to move the page - // when moving the page with the keyboard - OpenLayers.Event.stop(evt); - } - }, - - CLASS_NAME: "OpenLayers.Control.KeyboardDefaults" -}); |