src/cm/media/js/lib/yui/yui3.0.0/build/dom/dom-style-debug.js
changeset 0 40c8f766c9b8
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/src/cm/media/js/lib/yui/yui3.0.0/build/dom/dom-style-debug.js	Mon Nov 23 15:14:29 2009 +0100
@@ -0,0 +1,511 @@
+/*
+Copyright (c) 2009, Yahoo! Inc. All rights reserved.
+Code licensed under the BSD License:
+http://developer.yahoo.net/yui/license.txt
+version: 3.0.0
+build: 1549
+*/
+YUI.add('dom-style', function(Y) {
+
+(function(Y) {
+/** 
+ * Add style management functionality to DOM.
+ * @module dom
+ * @submodule dom-style
+ * @for DOM
+ */
+
+var DOCUMENT_ELEMENT = 'documentElement',
+    DEFAULT_VIEW = 'defaultView',
+    OWNER_DOCUMENT = 'ownerDocument',
+    STYLE = 'style',
+    FLOAT = 'float',
+    CSS_FLOAT = 'cssFloat',
+    STYLE_FLOAT = 'styleFloat',
+    TRANSPARENT = 'transparent',
+    GET_COMPUTED_STYLE = 'getComputedStyle',
+
+    DOCUMENT = Y.config.doc,
+    UNDEFINED = undefined,
+
+    re_color = /color$/i;
+
+
+Y.mix(Y.DOM, {
+    CUSTOM_STYLES: {
+    },
+
+
+    /**
+     * Sets a style property for a given element.
+     * @method setStyle
+     * @param {HTMLElement} An HTMLElement to apply the style to.
+     * @param {String} att The style property to set. 
+     * @param {String|Number} val The value. 
+     */
+    setStyle: function(node, att, val, style) {
+        style = style || node.style;
+        var CUSTOM_STYLES = Y.DOM.CUSTOM_STYLES;
+
+        if (style) {
+            if (val === null) {
+                val = ''; // normalize for unsetting
+            }
+            if (att in CUSTOM_STYLES) {
+                if (CUSTOM_STYLES[att].set) {
+                    CUSTOM_STYLES[att].set(node, val, style);
+                    return; // NOTE: return
+                } else if (typeof CUSTOM_STYLES[att] === 'string') {
+                    att = CUSTOM_STYLES[att];
+                }
+            }
+            style[att] = val; 
+        }
+    },
+
+    /**
+     * Returns the current style value for the given property.
+     * @method getStyle
+     * @param {HTMLElement} An HTMLElement to get the style from.
+     * @param {String} att The style property to get. 
+     */
+    getStyle: function(node, att) {
+        var style = node[STYLE],
+            CUSTOM_STYLES = Y.DOM.CUSTOM_STYLES,
+            val = '';
+
+        if (style) {
+            if (att in CUSTOM_STYLES) {
+                if (CUSTOM_STYLES[att].get) {
+                    return CUSTOM_STYLES[att].get(node, att, style); // NOTE: return
+                } else if (typeof CUSTOM_STYLES[att] === 'string') {
+                    att = CUSTOM_STYLES[att];
+                }
+            }
+            val = style[att];
+            if (val === '') { // TODO: is empty string sufficient?
+                val = Y.DOM[GET_COMPUTED_STYLE](node, att);
+            }
+        }
+
+        return val;
+    },
+
+    /**
+     * Sets multiple style properties.
+     * @method setStyles
+     * @param {HTMLElement} node An HTMLElement to apply the styles to. 
+     * @param {Object} hash An object literal of property:value pairs. 
+     */
+    setStyles: function(node, hash) {
+        var style = node.style;
+        Y.each(hash, function(v, n) {
+            Y.DOM.setStyle(node, n, v, style);
+        }, Y.DOM);
+    },
+
+    /**
+     * Returns the computed style for the given node.
+     * @method getComputedStyle
+     * @param {HTMLElement} An HTMLElement to get the style from.
+     * @param {String} att The style property to get. 
+     * @return {String} The computed value of the style property. 
+     */
+    getComputedStyle: function(node, att) {
+        var val = '',
+            doc = node[OWNER_DOCUMENT];
+
+        if (node[STYLE]) {
+            val = doc[DEFAULT_VIEW][GET_COMPUTED_STYLE](node, null)[att];
+        }
+        return val;
+    }
+});
+
+// normalize reserved word float alternatives ("cssFloat" or "styleFloat")
+if (DOCUMENT[DOCUMENT_ELEMENT][STYLE][CSS_FLOAT] !== UNDEFINED) {
+    Y.DOM.CUSTOM_STYLES[FLOAT] = CSS_FLOAT;
+} else if (DOCUMENT[DOCUMENT_ELEMENT][STYLE][STYLE_FLOAT] !== UNDEFINED) {
+    Y.DOM.CUSTOM_STYLES[FLOAT] = STYLE_FLOAT;
+}
+
+// fix opera computedStyle default color unit (convert to rgb)
+if (Y.UA.opera) {
+    Y.DOM[GET_COMPUTED_STYLE] = function(node, att) {
+        var view = node[OWNER_DOCUMENT][DEFAULT_VIEW],
+            val = view[GET_COMPUTED_STYLE](node, '')[att];
+
+        if (re_color.test(att)) {
+            val = Y.Color.toRGB(val);
+        }
+
+        return val;
+    };
+
+}
+
+// safari converts transparent to rgba(), others use "transparent"
+if (Y.UA.webkit) {
+    Y.DOM[GET_COMPUTED_STYLE] = function(node, att) {
+        var view = node[OWNER_DOCUMENT][DEFAULT_VIEW],
+            val = view[GET_COMPUTED_STYLE](node, '')[att];
+
+        if (val === 'rgba(0, 0, 0, 0)') {
+            val = TRANSPARENT; 
+        }
+
+        return val;
+    };
+
+}
+})(Y);
+(function(Y) {
+var PARSE_INT = parseInt,
+    RE = RegExp;
+
+Y.Color = {
+    KEYWORDS: {
+        black: '000',
+        silver: 'c0c0c0',
+        gray: '808080',
+        white: 'fff',
+        maroon: '800000',
+        red: 'f00',
+        purple: '800080',
+        fuchsia: 'f0f',
+        green: '008000',
+        lime: '0f0',
+        olive: '808000',
+        yellow: 'ff0',
+        navy: '000080',
+        blue: '00f',
+        teal: '008080',
+        aqua: '0ff'
+    },
+
+    re_RGB: /^rgb\(([0-9]+)\s*,\s*([0-9]+)\s*,\s*([0-9]+)\)$/i,
+    re_hex: /^#?([0-9A-F]{2})([0-9A-F]{2})([0-9A-F]{2})$/i,
+    re_hex3: /([0-9A-F])/gi,
+
+    toRGB: function(val) {
+        if (!Y.Color.re_RGB.test(val)) {
+            val = Y.Color.toHex(val);
+        }
+
+        if(Y.Color.re_hex.exec(val)) {
+            val = 'rgb(' + [
+                PARSE_INT(RE.$1, 16),
+                PARSE_INT(RE.$2, 16),
+                PARSE_INT(RE.$3, 16)
+            ].join(', ') + ')';
+        }
+        return val;
+    },
+
+    toHex: function(val) {
+        val = Y.Color.KEYWORDS[val] || val;
+        if (Y.Color.re_RGB.exec(val)) {
+            val = [
+                Number(RE.$1).toString(16),
+                Number(RE.$2).toString(16),
+                Number(RE.$3).toString(16)
+            ];
+
+            for (var i = 0; i < val.length; i++) {
+                if (val[i].length < 2) {
+                    val[i] = val[i].replace(Y.Color.re_hex3, '$1$1');
+                }
+            }
+
+            val = '#' + val.join('');
+        }
+
+        if (val.length < 6) {
+            val = val.replace(Y.Color.re_hex3, '$1$1');
+        }
+
+        if (val !== 'transparent' && val.indexOf('#') < 0) {
+            val = '#' + val;
+        }
+
+        return val.toLowerCase();
+    }
+};
+})(Y);
+
+(function(Y) {
+var HAS_LAYOUT = 'hasLayout',
+    PX = 'px',
+    FILTER = 'filter',
+    FILTERS = 'filters',
+    OPACITY = 'opacity',
+    AUTO = 'auto',
+
+    BORDER_WIDTH = 'borderWidth',
+    BORDER_TOP_WIDTH = 'borderTopWidth',
+    BORDER_RIGHT_WIDTH = 'borderRightWidth',
+    BORDER_BOTTOM_WIDTH = 'borderBottomWidth',
+    BORDER_LEFT_WIDTH = 'borderLeftWidth',
+    WIDTH = 'width',
+    HEIGHT = 'height',
+    TRANSPARENT = 'transparent',
+    VISIBLE = 'visible',
+    GET_COMPUTED_STYLE = 'getComputedStyle',
+    UNDEFINED = undefined,
+    documentElement = document.documentElement,
+
+    // TODO: unit-less lineHeight (e.g. 1.22)
+    re_unit = /^(\d[.\d]*)+(em|ex|px|gd|rem|vw|vh|vm|ch|mm|cm|in|pt|pc|deg|rad|ms|s|hz|khz|%){1}?/i,
+
+    _getStyleObj = function(node) {
+        return node.currentStyle || node.style;
+    },
+
+    ComputedStyle = {
+        CUSTOM_STYLES: {},
+
+        get: function(el, property) {
+            var value = '',
+                current;
+
+            if (el) {
+                    current = _getStyleObj(el)[property];
+
+                if (property === OPACITY && Y.DOM.CUSTOM_STYLES[OPACITY]) {
+                    value = Y.DOM.CUSTOM_STYLES[OPACITY].get(el);        
+                } else if (!current || (current.indexOf && current.indexOf(PX) > -1)) { // no need to convert
+                    value = current;
+                } else if (Y.DOM.IE.COMPUTED[property]) { // use compute function
+                    value = Y.DOM.IE.COMPUTED[property](el, property);
+                } else if (re_unit.test(current)) { // convert to pixel
+                    value = ComputedStyle.getPixel(el, property) + PX;
+                } else {
+                    value = current;
+                }
+            }
+
+            return value;
+        },
+
+        sizeOffsets: {
+            width: ['Left', 'Right'],
+            height: ['Top', 'Bottom'],
+            top: ['Top'],
+            bottom: ['Bottom']
+        },
+
+        getOffset: function(el, prop) {
+            var current = _getStyleObj(el)[prop],                     // value of "width", "top", etc.
+                capped = prop.charAt(0).toUpperCase() + prop.substr(1), // "Width", "Top", etc.
+                offset = 'offset' + capped,                             // "offsetWidth", "offsetTop", etc.
+                pixel = 'pixel' + capped,                               // "pixelWidth", "pixelTop", etc.
+                sizeOffsets = ComputedStyle.sizeOffsets[prop], 
+                value = '';
+
+            // IE pixelWidth incorrect for percent
+            // manually compute by subtracting padding and border from offset size
+            // NOTE: clientWidth/Height (size minus border) is 0 when current === AUTO so offsetHeight is used
+            // reverting to auto from auto causes position stacking issues (old impl)
+            if (current === AUTO || current.indexOf('%') > -1) {
+                value = el['offset' + capped];
+
+                if (sizeOffsets[0]) {
+                    value -= ComputedStyle.getPixel(el, 'padding' + sizeOffsets[0]);
+                    value -= ComputedStyle.getBorderWidth(el, 'border' + sizeOffsets[0] + 'Width', 1);
+                }
+
+                if (sizeOffsets[1]) {
+                    value -= ComputedStyle.getPixel(el, 'padding' + sizeOffsets[1]);
+                    value -= ComputedStyle.getBorderWidth(el, 'border' + sizeOffsets[1] + 'Width', 1);
+                }
+
+            } else { // use style.pixelWidth, etc. to convert to pixels
+                // need to map style.width to currentStyle (no currentStyle.pixelWidth)
+                if (!el.style[pixel] && !el.style[prop]) {
+                    el.style[prop] = current;
+                }
+                value = el.style[pixel];
+                
+            }
+            return value + PX;
+        },
+
+        borderMap: {
+            thin: '2px', 
+            medium: '4px', 
+            thick: '6px'
+        },
+
+        getBorderWidth: function(el, property, omitUnit) {
+            var unit = omitUnit ? '' : PX,
+                current = el.currentStyle[property];
+
+            if (current.indexOf(PX) < 0) { // look up keywords
+                if (ComputedStyle.borderMap[current]) {
+                    current = ComputedStyle.borderMap[current];
+                } else {
+                    Y.log('borderWidth computing not implemented', 'warn', 'dom-ie-style');
+                }
+            }
+            return (omitUnit) ? parseFloat(current) : current;
+        },
+
+        getPixel: function(node, att) {
+            // use pixelRight to convert to px
+            var val = null,
+                style = _getStyleObj(node),
+                styleRight = style.right,
+                current = style[att];
+
+            node.style.right = current;
+            val = node.style.pixelRight;
+            node.style.right = styleRight; // revert
+
+            return val;
+        },
+
+        getMargin: function(node, att) {
+            var val,
+                style = _getStyleObj(node);
+
+            if (style[att] == AUTO) {
+                val = 0;
+            } else {
+                val = ComputedStyle.getPixel(node, att);
+            }
+            return val + PX;
+        },
+
+        getVisibility: function(node, att) {
+            var current;
+            while ( (current = node.currentStyle) && current[att] == 'inherit') { // NOTE: assignment in test
+                node = node.parentNode;
+            }
+            return (current) ? current[att] : VISIBLE;
+        },
+
+        getColor: function(node, att) {
+            var current = _getStyleObj(node)[att];
+
+            if (!current || current === TRANSPARENT) {
+                Y.DOM.elementByAxis(node, 'parentNode', null, function(parent) {
+                    current = _getStyleObj(parent)[att];
+                    if (current && current !== TRANSPARENT) {
+                        node = parent;
+                        return true;
+                    }
+                });
+            }
+
+            return Y.Color.toRGB(current);
+        },
+
+        getBorderColor: function(node, att) {
+            var current = _getStyleObj(node),
+                val = current[att] || current.color;
+            return Y.Color.toRGB(Y.Color.toHex(val));
+        }
+    },
+
+    //fontSize: getPixelFont,
+    IEComputed = {};
+
+// use alpha filter for IE opacity
+try {
+    if (documentElement.style[OPACITY] === UNDEFINED &&
+            documentElement[FILTERS]) {
+        Y.DOM.CUSTOM_STYLES[OPACITY] = {
+            get: function(node) {
+                var val = 100;
+                try { // will error if no DXImageTransform
+                    val = node[FILTERS]['DXImageTransform.Microsoft.Alpha'][OPACITY];
+
+                } catch(e) {
+                    try { // make sure its in the document
+                        val = node[FILTERS]('alpha')[OPACITY];
+                    } catch(err) {
+                        Y.log('getStyle: IE opacity filter not found; returning 1', 'warn', 'dom-style');
+                    }
+                }
+                return val / 100;
+            },
+
+            set: function(node, val, style) {
+                var current,
+                    styleObj;
+
+                if (val === '') { // normalize inline style behavior
+                    styleObj = _getStyleObj(node);
+                    current = (OPACITY in styleObj) ? styleObj[OPACITY] : 1; // revert to original opacity
+                    val = current;
+                }
+
+                if (typeof style[FILTER] == 'string') { // in case not appended
+                    style[FILTER] = 'alpha(' + OPACITY + '=' + val * 100 + ')';
+                    
+                    if (!node.currentStyle || !node.currentStyle[HAS_LAYOUT]) {
+                        style.zoom = 1; // needs layout 
+                    }
+                }
+            }
+        };
+    }
+} catch(e) {
+    Y.log('document.documentElement.filters error (activeX disabled)', 'warn', 'dom-style');
+}
+
+try {
+    document.createElement('div').style.height = '-1px';
+} catch(e) { // IE throws error on invalid style set; trap common cases
+    Y.DOM.CUSTOM_STYLES.height = {
+        set: function(node, val, style) {
+            var floatVal = parseFloat(val);
+            if (isNaN(floatVal) || floatVal >= 0) {
+                style.height = val;
+            } else {
+                Y.log('invalid style value for height: ' + val, 'warn', 'dom-style');
+            }
+        }
+    };
+
+    Y.DOM.CUSTOM_STYLES.width = {
+        set: function(node, val, style) {
+            var floatVal = parseFloat(val);
+            if (isNaN(floatVal) || floatVal >= 0) {
+                style.width = val;
+            } else {
+                Y.log('invalid style value for width: ' + val, 'warn', 'dom-style');
+            }
+        }
+    };
+}
+
+// TODO: top, right, bottom, left
+IEComputed[WIDTH] = IEComputed[HEIGHT] = ComputedStyle.getOffset;
+
+IEComputed.color = IEComputed.backgroundColor = ComputedStyle.getColor;
+
+IEComputed[BORDER_WIDTH] = IEComputed[BORDER_TOP_WIDTH] = IEComputed[BORDER_RIGHT_WIDTH] =
+        IEComputed[BORDER_BOTTOM_WIDTH] = IEComputed[BORDER_LEFT_WIDTH] =
+        ComputedStyle.getBorderWidth;
+
+IEComputed.marginTop = IEComputed.marginRight = IEComputed.marginBottom =
+        IEComputed.marginLeft = ComputedStyle.getMargin;
+
+IEComputed.visibility = ComputedStyle.getVisibility;
+IEComputed.borderColor = IEComputed.borderTopColor =
+        IEComputed.borderRightColor = IEComputed.borderBottomColor =
+        IEComputed.borderLeftColor = ComputedStyle.getBorderColor;
+
+if (!Y.config.win[GET_COMPUTED_STYLE]) {
+    Y.DOM[GET_COMPUTED_STYLE] = ComputedStyle.get; 
+}
+
+Y.namespace('DOM.IE');
+Y.DOM.IE.COMPUTED = IEComputed;
+Y.DOM.IE.ComputedStyle = ComputedStyle;
+
+})(Y);
+
+
+}, '3.0.0' ,{requires:['dom-base']});