diff options
Diffstat (limited to 'afb-client/bower_components/tether/js/constraint.js')
| -rw-r--r-- | afb-client/bower_components/tether/js/constraint.js | 308 |
1 files changed, 308 insertions, 0 deletions
diff --git a/afb-client/bower_components/tether/js/constraint.js b/afb-client/bower_components/tether/js/constraint.js new file mode 100644 index 0000000..69a2bde --- /dev/null +++ b/afb-client/bower_components/tether/js/constraint.js @@ -0,0 +1,308 @@ +(function() { + var BOUNDS_FORMAT, MIRROR_ATTACH, defer, extend, getBoundingRect, getBounds, getOuterSize, getSize, updateClasses, _ref, + __indexOf = [].indexOf || function(item) { for (var i = 0, l = this.length; i < l; i++) { if (i in this && this[i] === item) return i; } return -1; }; + + _ref = this.Tether.Utils, getOuterSize = _ref.getOuterSize, getBounds = _ref.getBounds, getSize = _ref.getSize, extend = _ref.extend, updateClasses = _ref.updateClasses, defer = _ref.defer; + + MIRROR_ATTACH = { + left: 'right', + right: 'left', + top: 'bottom', + bottom: 'top', + middle: 'middle' + }; + + BOUNDS_FORMAT = ['left', 'top', 'right', 'bottom']; + + getBoundingRect = function(tether, to) { + var i, pos, side, size, style, _i, _len; + if (to === 'scrollParent') { + to = tether.scrollParent; + } else if (to === 'window') { + to = [pageXOffset, pageYOffset, innerWidth + pageXOffset, innerHeight + pageYOffset]; + } + if (to === document) { + to = to.documentElement; + } + if (to.nodeType != null) { + pos = size = getBounds(to); + style = getComputedStyle(to); + to = [pos.left, pos.top, size.width + pos.left, size.height + pos.top]; + for (i = _i = 0, _len = BOUNDS_FORMAT.length; _i < _len; i = ++_i) { + side = BOUNDS_FORMAT[i]; + side = side[0].toUpperCase() + side.substr(1); + if (side === 'Top' || side === 'Left') { + to[i] += parseFloat(style["border" + side + "Width"]); + } else { + to[i] -= parseFloat(style["border" + side + "Width"]); + } + } + } + return to; + }; + + this.Tether.modules.push({ + position: function(_arg) { + var addClasses, allClasses, attachment, bounds, changeAttachX, changeAttachY, cls, constraint, eAttachment, height, left, oob, oobClass, p, pin, pinned, pinnedClass, removeClass, side, tAttachment, targetAttachment, targetHeight, targetSize, targetWidth, to, top, width, _i, _j, _k, _l, _len, _len1, _len2, _len3, _len4, _len5, _m, _n, _ref1, _ref2, _ref3, _ref4, _ref5, _ref6, _ref7, _ref8, + _this = this; + top = _arg.top, left = _arg.left, targetAttachment = _arg.targetAttachment; + if (!this.options.constraints) { + return true; + } + removeClass = function(prefix) { + var side, _i, _len, _results; + _this.removeClass(prefix); + _results = []; + for (_i = 0, _len = BOUNDS_FORMAT.length; _i < _len; _i++) { + side = BOUNDS_FORMAT[_i]; + _results.push(_this.removeClass("" + prefix + "-" + side)); + } + return _results; + }; + _ref1 = this.cache('element-bounds', function() { + return getBounds(_this.element); + }), height = _ref1.height, width = _ref1.width; + if (width === 0 && height === 0 && (this.lastSize != null)) { + _ref2 = this.lastSize, width = _ref2.width, height = _ref2.height; + } + targetSize = this.cache('target-bounds', function() { + return _this.getTargetBounds(); + }); + targetHeight = targetSize.height; + targetWidth = targetSize.width; + tAttachment = {}; + eAttachment = {}; + allClasses = [this.getClass('pinned'), this.getClass('out-of-bounds')]; + _ref3 = this.options.constraints; + for (_i = 0, _len = _ref3.length; _i < _len; _i++) { + constraint = _ref3[_i]; + if (constraint.outOfBoundsClass) { + allClasses.push(constraint.outOfBoundsClass); + } + if (constraint.pinnedClass) { + allClasses.push(constraint.pinnedClass); + } + } + for (_j = 0, _len1 = allClasses.length; _j < _len1; _j++) { + cls = allClasses[_j]; + _ref4 = ['left', 'top', 'right', 'bottom']; + for (_k = 0, _len2 = _ref4.length; _k < _len2; _k++) { + side = _ref4[_k]; + allClasses.push("" + cls + "-" + side); + } + } + addClasses = []; + tAttachment = extend({}, targetAttachment); + eAttachment = extend({}, this.attachment); + _ref5 = this.options.constraints; + for (_l = 0, _len3 = _ref5.length; _l < _len3; _l++) { + constraint = _ref5[_l]; + to = constraint.to, attachment = constraint.attachment, pin = constraint.pin; + if (attachment == null) { + attachment = ''; + } + if (__indexOf.call(attachment, ' ') >= 0) { + _ref6 = attachment.split(' '), changeAttachY = _ref6[0], changeAttachX = _ref6[1]; + } else { + changeAttachX = changeAttachY = attachment; + } + bounds = getBoundingRect(this, to); + if (changeAttachY === 'target' || changeAttachY === 'both') { + if (top < bounds[1] && tAttachment.top === 'top') { + top += targetHeight; + tAttachment.top = 'bottom'; + } + if (top + height > bounds[3] && tAttachment.top === 'bottom') { + top -= targetHeight; + tAttachment.top = 'top'; + } + } + if (changeAttachY === 'together') { + if (top < bounds[1] && tAttachment.top === 'top') { + if (eAttachment.top === 'bottom') { + top += targetHeight; + tAttachment.top = 'bottom'; + top += height; + eAttachment.top = 'top'; + } else if (eAttachment.top === 'top') { + top += targetHeight; + tAttachment.top = 'bottom'; + top -= height; + eAttachment.top = 'bottom'; + } + } + if (top + height > bounds[3] && tAttachment.top === 'bottom') { + if (eAttachment.top === 'top') { + top -= targetHeight; + tAttachment.top = 'top'; + top -= height; + eAttachment.top = 'bottom'; + } else if (eAttachment.top === 'bottom') { + top -= targetHeight; + tAttachment.top = 'top'; + top += height; + eAttachment.top = 'top'; + } + } + if (tAttachment.top === 'middle') { + if (top + height > bounds[3] && eAttachment.top === 'top') { + top -= height; + eAttachment.top = 'bottom'; + } else if (top < bounds[1] && eAttachment.top === 'bottom') { + top += height; + eAttachment.top = 'top'; + } + } + } + if (changeAttachX === 'target' || changeAttachX === 'both') { + if (left < bounds[0] && tAttachment.left === 'left') { + left += targetWidth; + tAttachment.left = 'right'; + } + if (left + width > bounds[2] && tAttachment.left === 'right') { + left -= targetWidth; + tAttachment.left = 'left'; + } + } + if (changeAttachX === 'together') { + if (left < bounds[0] && tAttachment.left === 'left') { + if (eAttachment.left === 'right') { + left += targetWidth; + tAttachment.left = 'right'; + left += width; + eAttachment.left = 'left'; + } else if (eAttachment.left === 'left') { + left += targetWidth; + tAttachment.left = 'right'; + left -= width; + eAttachment.left = 'right'; + } + } else if (left + width > bounds[2] && tAttachment.left === 'right') { + if (eAttachment.left === 'left') { + left -= targetWidth; + tAttachment.left = 'left'; + left -= width; + eAttachment.left = 'right'; + } else if (eAttachment.left === 'right') { + left -= targetWidth; + tAttachment.left = 'left'; + left += width; + eAttachment.left = 'left'; + } + } else if (tAttachment.left === 'center') { + if (left + width > bounds[2] && eAttachment.left === 'left') { + left -= width; + eAttachment.left = 'right'; + } else if (left < bounds[0] && eAttachment.left === 'right') { + left += width; + eAttachment.left = 'left'; + } + } + } + if (changeAttachY === 'element' || changeAttachY === 'both') { + if (top < bounds[1] && eAttachment.top === 'bottom') { + top += height; + eAttachment.top = 'top'; + } + if (top + height > bounds[3] && eAttachment.top === 'top') { + top -= height; + eAttachment.top = 'bottom'; + } + } + if (changeAttachX === 'element' || changeAttachX === 'both') { + if (left < bounds[0] && eAttachment.left === 'right') { + left += width; + eAttachment.left = 'left'; + } + if (left + width > bounds[2] && eAttachment.left === 'left') { + left -= width; + eAttachment.left = 'right'; + } + } + if (typeof pin === 'string') { + pin = (function() { + var _len4, _m, _ref7, _results; + _ref7 = pin.split(','); + _results = []; + for (_m = 0, _len4 = _ref7.length; _m < _len4; _m++) { + p = _ref7[_m]; + _results.push(p.trim()); + } + return _results; + })(); + } else if (pin === true) { + pin = ['top', 'left', 'right', 'bottom']; + } + pin || (pin = []); + pinned = []; + oob = []; + if (top < bounds[1]) { + if (__indexOf.call(pin, 'top') >= 0) { + top = bounds[1]; + pinned.push('top'); + } else { + oob.push('top'); + } + } + if (top + height > bounds[3]) { + if (__indexOf.call(pin, 'bottom') >= 0) { + top = bounds[3] - height; + pinned.push('bottom'); + } else { + oob.push('bottom'); + } + } + if (left < bounds[0]) { + if (__indexOf.call(pin, 'left') >= 0) { + left = bounds[0]; + pinned.push('left'); + } else { + oob.push('left'); + } + } + if (left + width > bounds[2]) { + if (__indexOf.call(pin, 'right') >= 0) { + left = bounds[2] - width; + pinned.push('right'); + } else { + oob.push('right'); + } + } + if (pinned.length) { + pinnedClass = (_ref7 = this.options.pinnedClass) != null ? _ref7 : this.getClass('pinned'); + addClasses.push(pinnedClass); + for (_m = 0, _len4 = pinned.length; _m < _len4; _m++) { + side = pinned[_m]; + addClasses.push("" + pinnedClass + "-" + side); + } + } + if (oob.length) { + oobClass = (_ref8 = this.options.outOfBoundsClass) != null ? _ref8 : this.getClass('out-of-bounds'); + addClasses.push(oobClass); + for (_n = 0, _len5 = oob.length; _n < _len5; _n++) { + side = oob[_n]; + addClasses.push("" + oobClass + "-" + side); + } + } + if (__indexOf.call(pinned, 'left') >= 0 || __indexOf.call(pinned, 'right') >= 0) { + eAttachment.left = tAttachment.left = false; + } + if (__indexOf.call(pinned, 'top') >= 0 || __indexOf.call(pinned, 'bottom') >= 0) { + eAttachment.top = tAttachment.top = false; + } + if (tAttachment.top !== targetAttachment.top || tAttachment.left !== targetAttachment.left || eAttachment.top !== this.attachment.top || eAttachment.left !== this.attachment.left) { + this.updateAttachClasses(eAttachment, tAttachment); + } + } + defer(function() { + updateClasses(_this.target, addClasses, allClasses); + return updateClasses(_this.element, addClasses, allClasses); + }); + return { + top: top, + left: left + }; + } + }); + +}).call(this); |