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opentip-native-excanvas.js
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// Generated by CoffeeScript 1.4.0
/*
#
# Opentip v2.4.6
#
# More info at [www.opentip.org](http://www.opentip.org)
#
# Copyright (c) 2012, Matias Meno
# Graphics by Tjandra Mayerhold
#
# Permission is hereby granted, free of charge, to any person obtaining a copy
# of this software and associated documentation files (the "Software"), to deal
# in the Software without restriction, including without limitation the rights
# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
# copies of the Software, and to permit persons to whom the Software is
# furnished to do so, subject to the following conditions:
#
# The above copyright notice and this permission notice shall be included in
# all copies or substantial portions of the Software.
#
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
# THE SOFTWARE.
#
*/
var Opentip, firstAdapter, i, mouseMoved, mousePosition, mousePositionObservers, position, vendors, _i, _len, _ref,
__slice = [].slice,
__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; },
__hasProp = {}.hasOwnProperty;
Opentip = (function() {
Opentip.prototype.STICKS_OUT_TOP = 1;
Opentip.prototype.STICKS_OUT_BOTTOM = 2;
Opentip.prototype.STICKS_OUT_LEFT = 1;
Opentip.prototype.STICKS_OUT_RIGHT = 2;
Opentip.prototype["class"] = {
container: "opentip-container",
opentip: "opentip",
header: "ot-header",
content: "ot-content",
loadingIndicator: "ot-loading-indicator",
close: "ot-close",
goingToHide: "ot-going-to-hide",
hidden: "ot-hidden",
hiding: "ot-hiding",
goingToShow: "ot-going-to-show",
showing: "ot-showing",
visible: "ot-visible",
loading: "ot-loading",
ajaxError: "ot-ajax-error",
fixed: "ot-fixed",
showEffectPrefix: "ot-show-effect-",
hideEffectPrefix: "ot-hide-effect-",
stylePrefix: "style-"
};
function Opentip(element, content, title, options) {
var elementsOpentips, hideTrigger, methodToBind, optionSources, prop, styleName, _i, _j, _len, _len1, _ref, _ref1, _ref2, _tmpStyle,
_this = this;
this.id = ++Opentip.lastId;
this.debug("Creating Opentip.");
Opentip.tips.push(this);
this.adapter = Opentip.adapter;
elementsOpentips = this.adapter.data(element, "opentips") || [];
elementsOpentips.push(this);
this.adapter.data(element, "opentips", elementsOpentips);
this.triggerElement = this.adapter.wrap(element);
if (this.triggerElement.length > 1) {
throw new Error("You can't call Opentip on multiple elements.");
}
if (this.triggerElement.length < 1) {
throw new Error("Invalid element.");
}
this.loaded = false;
this.loading = false;
this.visible = false;
this.waitingToShow = false;
this.waitingToHide = false;
this.currentPosition = {
left: 0,
top: 0
};
this.dimensions = {
width: 100,
height: 50
};
this.content = "";
this.redraw = true;
this.currentObservers = {
showing: false,
visible: false,
hiding: false,
hidden: false
};
options = this.adapter.clone(options);
if (typeof content === "object") {
options = content;
content = title = void 0;
} else if (typeof title === "object") {
options = title;
title = void 0;
}
if (title != null) {
options.title = title;
}
if (content != null) {
this.setContent(content);
}
if (options["extends"] == null) {
if (options.style != null) {
options["extends"] = options.style;
} else {
options["extends"] = Opentip.defaultStyle;
}
}
optionSources = [options];
_tmpStyle = options;
while (_tmpStyle["extends"]) {
styleName = _tmpStyle["extends"];
_tmpStyle = Opentip.styles[styleName];
if (_tmpStyle == null) {
throw new Error("Invalid style: " + styleName);
}
optionSources.unshift(_tmpStyle);
if (!((_tmpStyle["extends"] != null) || styleName === "standard")) {
_tmpStyle["extends"] = "standard";
}
}
options = (_ref = this.adapter).extend.apply(_ref, [{}].concat(__slice.call(optionSources)));
options.hideTriggers = (function() {
var _i, _len, _ref1, _results;
_ref1 = options.hideTriggers;
_results = [];
for (_i = 0, _len = _ref1.length; _i < _len; _i++) {
hideTrigger = _ref1[_i];
_results.push(hideTrigger);
}
return _results;
})();
if (options.hideTrigger && options.hideTriggers.length === 0) {
options.hideTriggers.push(options.hideTrigger);
}
_ref1 = ["tipJoint", "targetJoint", "stem"];
for (_i = 0, _len = _ref1.length; _i < _len; _i++) {
prop = _ref1[_i];
if (options[prop] && typeof options[prop] === "string") {
options[prop] = new Opentip.Joint(options[prop]);
}
}
if (options.ajax && (options.ajax === true || !options.ajax)) {
if (this.adapter.tagName(this.triggerElement) === "A") {
options.ajax = this.adapter.attr(this.triggerElement, "href");
} else {
options.ajax = false;
}
}
if (options.showOn === "click" && this.adapter.tagName(this.triggerElement) === "A") {
this.adapter.observe(this.triggerElement, "click", function(e) {
e.preventDefault();
e.stopPropagation();
return e.stopped = true;
});
}
if (options.target) {
options.fixed = true;
}
if (options.stem === true) {
options.stem = new Opentip.Joint(options.tipJoint);
}
if (options.target === true) {
options.target = this.triggerElement;
} else if (options.target) {
options.target = this.adapter.wrap(options.target);
}
this.currentStem = options.stem;
if (options.delay == null) {
options.delay = options.showOn === "mouseover" ? 0.2 : 0;
}
if (options.targetJoint == null) {
options.targetJoint = new Opentip.Joint(options.tipJoint).flip();
}
this.showTriggers = [];
this.showTriggersWhenVisible = [];
this.hideTriggers = [];
if (options.showOn && options.showOn !== "creation") {
this.showTriggers.push({
element: this.triggerElement,
event: options.showOn
});
}
if (options.ajaxCache != null) {
options.cache = options.ajaxCache;
delete options.ajaxCache;
}
this.options = options;
this.bound = {};
_ref2 = ["prepareToShow", "prepareToHide", "show", "hide", "reposition"];
for (_j = 0, _len1 = _ref2.length; _j < _len1; _j++) {
methodToBind = _ref2[_j];
this.bound[methodToBind] = (function(methodToBind) {
return function() {
return _this[methodToBind].apply(_this, arguments);
};
})(methodToBind);
}
this.adapter.domReady(function() {
_this.activate();
if (_this.options.showOn === "creation") {
return _this.prepareToShow();
}
});
}
Opentip.prototype._setup = function() {
var hideOn, hideTrigger, hideTriggerElement, i, _i, _j, _len, _len1, _ref, _ref1, _results;
this.debug("Setting up the tooltip.");
this._buildContainer();
this.hideTriggers = [];
_ref = this.options.hideTriggers;
for (i = _i = 0, _len = _ref.length; _i < _len; i = ++_i) {
hideTrigger = _ref[i];
hideTriggerElement = null;
hideOn = this.options.hideOn instanceof Array ? this.options.hideOn[i] : this.options.hideOn;
if (typeof hideTrigger === "string") {
switch (hideTrigger) {
case "trigger":
hideOn = hideOn || "mouseout";
hideTriggerElement = this.triggerElement;
break;
case "tip":
hideOn = hideOn || "mouseover";
hideTriggerElement = this.container;
break;
case "target":
hideOn = hideOn || "mouseover";
hideTriggerElement = this.options.target;
break;
case "closeButton":
break;
default:
throw new Error("Unknown hide trigger: " + hideTrigger + ".");
}
} else {
hideOn = hideOn || "mouseover";
hideTriggerElement = this.adapter.wrap(hideTrigger);
}
if (hideTriggerElement) {
this.hideTriggers.push({
element: hideTriggerElement,
event: hideOn,
original: hideTrigger
});
}
}
_ref1 = this.hideTriggers;
_results = [];
for (_j = 0, _len1 = _ref1.length; _j < _len1; _j++) {
hideTrigger = _ref1[_j];
_results.push(this.showTriggersWhenVisible.push({
element: hideTrigger.element,
event: "mouseover"
}));
}
return _results;
};
Opentip.prototype._buildContainer = function() {
this.container = this.adapter.create("<div id=\"opentip-" + this.id + "\" class=\"" + this["class"].container + " " + this["class"].hidden + " " + this["class"].stylePrefix + this.options.className + "\"></div>");
this.adapter.css(this.container, {
position: "absolute"
});
if (this.options.ajax) {
this.adapter.addClass(this.container, this["class"].loading);
}
if (this.options.fixed) {
this.adapter.addClass(this.container, this["class"].fixed);
}
if (this.options.showEffect) {
this.adapter.addClass(this.container, "" + this["class"].showEffectPrefix + this.options.showEffect);
}
if (this.options.hideEffect) {
return this.adapter.addClass(this.container, "" + this["class"].hideEffectPrefix + this.options.hideEffect);
}
};
Opentip.prototype._buildElements = function() {
var headerElement, titleElement;
this.tooltipElement = this.adapter.create("<div class=\"" + this["class"].opentip + "\"><div class=\"" + this["class"].header + "\"></div><div class=\"" + this["class"].content + "\"></div></div>");
this.backgroundCanvas = this.adapter.wrap(document.createElement("canvas"));
this.adapter.css(this.backgroundCanvas, {
position: "absolute"
});
if (typeof G_vmlCanvasManager !== "undefined" && G_vmlCanvasManager !== null) {
G_vmlCanvasManager.initElement(this.adapter.unwrap(this.backgroundCanvas));
}
headerElement = this.adapter.find(this.tooltipElement, "." + this["class"].header);
if (this.options.title) {
titleElement = this.adapter.create("<h1></h1>");
this.adapter.update(titleElement, this.options.title, this.options.escapeTitle);
this.adapter.append(headerElement, titleElement);
}
if (this.options.ajax && !this.loaded) {
this.adapter.append(this.tooltipElement, this.adapter.create("<div class=\"" + this["class"].loadingIndicator + "\"><span>↻</span></div>"));
}
if (__indexOf.call(this.options.hideTriggers, "closeButton") >= 0) {
this.closeButtonElement = this.adapter.create("<a href=\"javascript:undefined;\" class=\"" + this["class"].close + "\"><span>Close</span></a>");
this.adapter.append(headerElement, this.closeButtonElement);
}
this.adapter.append(this.container, this.backgroundCanvas);
this.adapter.append(this.container, this.tooltipElement);
this.adapter.append(document.body, this.container);
this._newContent = true;
return this.redraw = true;
};
Opentip.prototype.setContent = function(content) {
this.content = content;
this._newContent = true;
if (typeof this.content === "function") {
this._contentFunction = this.content;
this.content = "";
} else {
this._contentFunction = null;
}
if (this.visible) {
return this._updateElementContent();
}
};
Opentip.prototype._updateElementContent = function() {
var contentDiv;
if (this._newContent || (!this.options.cache && this._contentFunction)) {
contentDiv = this.adapter.find(this.container, "." + this["class"].content);
if (contentDiv != null) {
if (this._contentFunction) {
this.debug("Executing content function.");
this.content = this._contentFunction(this);
}
this.adapter.update(contentDiv, this.content, this.options.escapeContent);
}
this._newContent = false;
}
this._storeAndLockDimensions();
return this.reposition();
};
Opentip.prototype._storeAndLockDimensions = function() {
var prevDimension;
if (!this.container) {
return;
}
prevDimension = this.dimensions;
this.adapter.css(this.container, {
width: "auto",
left: "0px",
top: "0px"
});
this.dimensions = this.adapter.dimensions(this.container);
this.dimensions.width += 1;
this.adapter.css(this.container, {
width: "" + this.dimensions.width + "px",
top: "" + this.currentPosition.top + "px",
left: "" + this.currentPosition.left + "px"
});
if (!this._dimensionsEqual(this.dimensions, prevDimension)) {
this.redraw = true;
return this._draw();
}
};
Opentip.prototype.activate = function() {
return this._setupObservers("hidden", "hiding");
};
Opentip.prototype.deactivate = function() {
this.debug("Deactivating tooltip.");
this.hide();
return this._setupObservers("-showing", "-visible", "-hidden", "-hiding");
};
Opentip.prototype._setupObservers = function() {
var observeOrStop, removeObserver, state, states, trigger, _i, _j, _k, _l, _len, _len1, _len2, _len3, _ref, _ref1, _ref2,
_this = this;
states = 1 <= arguments.length ? __slice.call(arguments, 0) : [];
for (_i = 0, _len = states.length; _i < _len; _i++) {
state = states[_i];
removeObserver = false;
if (state.charAt(0) === "-") {
removeObserver = true;
state = state.substr(1);
}
if (this.currentObservers[state] === !removeObserver) {
continue;
}
this.currentObservers[state] = !removeObserver;
observeOrStop = function() {
var args, _ref, _ref1;
args = 1 <= arguments.length ? __slice.call(arguments, 0) : [];
if (removeObserver) {
return (_ref = _this.adapter).stopObserving.apply(_ref, args);
} else {
return (_ref1 = _this.adapter).observe.apply(_ref1, args);
}
};
switch (state) {
case "showing":
_ref = this.hideTriggers;
for (_j = 0, _len1 = _ref.length; _j < _len1; _j++) {
trigger = _ref[_j];
observeOrStop(trigger.element, trigger.event, this.bound.prepareToHide);
}
observeOrStop((document.onresize != null ? document : window), "resize", this.bound.reposition);
observeOrStop(window, "scroll", this.bound.reposition);
break;
case "visible":
_ref1 = this.showTriggersWhenVisible;
for (_k = 0, _len2 = _ref1.length; _k < _len2; _k++) {
trigger = _ref1[_k];
observeOrStop(trigger.element, trigger.event, this.bound.prepareToShow);
}
break;
case "hiding":
_ref2 = this.showTriggers;
for (_l = 0, _len3 = _ref2.length; _l < _len3; _l++) {
trigger = _ref2[_l];
observeOrStop(trigger.element, trigger.event, this.bound.prepareToShow);
}
break;
case "hidden":
break;
default:
throw new Error("Unknown state: " + state);
}
}
return null;
};
Opentip.prototype.prepareToShow = function() {
this._abortHiding();
this._abortShowing();
if (this.visible) {
return;
}
this.debug("Showing in " + this.options.delay + "s.");
if (this.container == null) {
this._setup();
}
if (this.options.group) {
Opentip._abortShowingGroup(this.options.group, this);
}
this.preparingToShow = true;
this._setupObservers("-hidden", "-hiding", "showing");
this._followMousePosition();
if (this.options.fixed && !this.options.target) {
this.initialMousePosition = mousePosition;
}
this.reposition();
return this._showTimeoutId = this.setTimeout(this.bound.show, this.options.delay || 0);
};
Opentip.prototype.show = function() {
var _this = this;
this._abortHiding();
if (this.visible) {
return;
}
this._clearTimeouts();
if (!this._triggerElementExists()) {
return this.deactivate();
}
this.debug("Showing now.");
if (this.container == null) {
this._setup();
}
if (this.options.group) {
Opentip._hideGroup(this.options.group, this);
}
this.visible = true;
this.preparingToShow = false;
if (this.tooltipElement == null) {
this._buildElements();
}
this._updateElementContent();
if (this.options.ajax && (!this.loaded || !this.options.cache)) {
this._loadAjax();
}
this._searchAndActivateCloseButtons();
this._startEnsureTriggerElement();
this.adapter.css(this.container, {
zIndex: Opentip.lastZIndex++
});
this._setupObservers("-hidden", "-hiding", "-showing", "-visible", "showing", "visible");
if (this.options.fixed && !this.options.target) {
this.initialMousePosition = mousePosition;
}
this.reposition();
this.adapter.removeClass(this.container, this["class"].hiding);
this.adapter.removeClass(this.container, this["class"].hidden);
this.adapter.addClass(this.container, this["class"].goingToShow);
this.setCss3Style(this.container, {
transitionDuration: "0s"
});
this.defer(function() {
var delay;
if (!_this.visible || _this.preparingToHide) {
return;
}
_this.adapter.removeClass(_this.container, _this["class"].goingToShow);
_this.adapter.addClass(_this.container, _this["class"].showing);
delay = 0;
if (_this.options.showEffect && _this.options.showEffectDuration) {
delay = _this.options.showEffectDuration;
}
_this.setCss3Style(_this.container, {
transitionDuration: "" + delay + "s"
});
_this._visibilityStateTimeoutId = _this.setTimeout(function() {
_this.adapter.removeClass(_this.container, _this["class"].showing);
return _this.adapter.addClass(_this.container, _this["class"].visible);
}, delay);
return _this._activateFirstInput();
});
return this._draw();
};
Opentip.prototype._abortShowing = function() {
if (this.preparingToShow) {
this.debug("Aborting showing.");
this._clearTimeouts();
this._stopFollowingMousePosition();
this.preparingToShow = false;
return this._setupObservers("-showing", "-visible", "hiding", "hidden");
}
};
Opentip.prototype.prepareToHide = function() {
this._abortShowing();
this._abortHiding();
if (!this.visible) {
return;
}
this.debug("Hiding in " + this.options.hideDelay + "s");
this.preparingToHide = true;
this._setupObservers("-showing", "visible", "-hidden", "hiding");
return this._hideTimeoutId = this.setTimeout(this.bound.hide, this.options.hideDelay);
};
Opentip.prototype.hide = function() {
var _this = this;
this._abortShowing();
if (!this.visible) {
return;
}
this._clearTimeouts();
this.debug("Hiding!");
this.visible = false;
this.preparingToHide = false;
this._stopEnsureTriggerElement();
this._setupObservers("-showing", "-visible", "-hiding", "-hidden", "hiding", "hidden");
if (!this.options.fixed) {
this._stopFollowingMousePosition();
}
if (!this.container) {
return;
}
this.adapter.removeClass(this.container, this["class"].visible);
this.adapter.removeClass(this.container, this["class"].showing);
this.adapter.addClass(this.container, this["class"].goingToHide);
this.setCss3Style(this.container, {
transitionDuration: "0s"
});
return this.defer(function() {
var hideDelay;
_this.adapter.removeClass(_this.container, _this["class"].goingToHide);
_this.adapter.addClass(_this.container, _this["class"].hiding);
hideDelay = 0;
if (_this.options.hideEffect && _this.options.hideEffectDuration) {
hideDelay = _this.options.hideEffectDuration;
}
_this.setCss3Style(_this.container, {
transitionDuration: "" + hideDelay + "s"
});
return _this._visibilityStateTimeoutId = _this.setTimeout(function() {
_this.adapter.removeClass(_this.container, _this["class"].hiding);
_this.adapter.addClass(_this.container, _this["class"].hidden);
_this.setCss3Style(_this.container, {
transitionDuration: "0s"
});
if (_this.options.removeElementsOnHide) {
_this.debug("Removing HTML elements.");
_this.adapter.remove(_this.container);
delete _this.container;
return delete _this.tooltipElement;
}
}, hideDelay);
});
};
Opentip.prototype._abortHiding = function() {
if (this.preparingToHide) {
this.debug("Aborting hiding.");
this._clearTimeouts();
this.preparingToHide = false;
return this._setupObservers("-hiding", "showing", "visible");
}
};
Opentip.prototype.reposition = function() {
var position, stem, _ref,
_this = this;
position = this.getPosition();
if (position == null) {
return;
}
stem = this.options.stem;
if (this.options.containInViewport) {
_ref = this._ensureViewportContainment(position), position = _ref.position, stem = _ref.stem;
}
if (this._positionsEqual(position, this.currentPosition)) {
return;
}
if (!(!this.options.stem || stem.eql(this.currentStem))) {
this.redraw = true;
}
this.currentPosition = position;
this.currentStem = stem;
this._draw();
this.adapter.css(this.container, {
left: "" + position.left + "px",
top: "" + position.top + "px"
});
return this.defer(function() {
var rawContainer, redrawFix;
rawContainer = _this.adapter.unwrap(_this.container);
rawContainer.style.visibility = "hidden";
redrawFix = rawContainer.offsetHeight;
return rawContainer.style.visibility = "visible";
});
};
Opentip.prototype.getPosition = function(tipJoint, targetJoint, stem) {
var additionalHorizontal, additionalVertical, offsetDistance, position, stemLength, targetDimensions, targetPosition, unwrappedTarget, _ref;
if (!this.container) {
return;
}
if (tipJoint == null) {
tipJoint = this.options.tipJoint;
}
if (targetJoint == null) {
targetJoint = this.options.targetJoint;
}
position = {};
if (this.options.target) {
targetPosition = this.adapter.offset(this.options.target);
targetDimensions = this.adapter.dimensions(this.options.target);
position = targetPosition;
if (targetJoint.right) {
unwrappedTarget = this.adapter.unwrap(this.options.target);
if (unwrappedTarget.getBoundingClientRect != null) {
position.left = unwrappedTarget.getBoundingClientRect().right + ((_ref = window.pageXOffset) != null ? _ref : document.body.scrollLeft);
} else {
position.left += targetDimensions.width;
}
} else if (targetJoint.center) {
position.left += Math.round(targetDimensions.width / 2);
}
if (targetJoint.bottom) {
position.top += targetDimensions.height;
} else if (targetJoint.middle) {
position.top += Math.round(targetDimensions.height / 2);
}
if (this.options.borderWidth) {
if (this.options.tipJoint.left) {
position.left += this.options.borderWidth;
}
if (this.options.tipJoint.right) {
position.left -= this.options.borderWidth;
}
if (this.options.tipJoint.top) {
position.top += this.options.borderWidth;
} else if (this.options.tipJoint.bottom) {
position.top -= this.options.borderWidth;
}
}
} else {
if (this.initialMousePosition) {
position = {
top: this.initialMousePosition.y,
left: this.initialMousePosition.x
};
} else {
position = {
top: mousePosition.y,
left: mousePosition.x
};
}
}
if (this.options.autoOffset) {
stemLength = this.options.stem ? this.options.stemLength : 0;
offsetDistance = stemLength && this.options.fixed ? 2 : 10;
additionalHorizontal = tipJoint.middle && !this.options.fixed ? 15 : 0;
additionalVertical = tipJoint.center && !this.options.fixed ? 15 : 0;
if (tipJoint.right) {
position.left -= offsetDistance + additionalHorizontal;
} else if (tipJoint.left) {
position.left += offsetDistance + additionalHorizontal;
}
if (tipJoint.bottom) {
position.top -= offsetDistance + additionalVertical;
} else if (tipJoint.top) {
position.top += offsetDistance + additionalVertical;
}
if (stemLength) {
if (stem == null) {
stem = this.options.stem;
}
if (stem.right) {
position.left -= stemLength;
} else if (stem.left) {
position.left += stemLength;
}
if (stem.bottom) {
position.top -= stemLength;
} else if (stem.top) {
position.top += stemLength;
}
}
}
position.left += this.options.offset[0];
position.top += this.options.offset[1];
if (tipJoint.right) {
position.left -= this.dimensions.width;
} else if (tipJoint.center) {
position.left -= Math.round(this.dimensions.width / 2);
}
if (tipJoint.bottom) {
position.top -= this.dimensions.height;
} else if (tipJoint.middle) {
position.top -= Math.round(this.dimensions.height / 2);
}
return position;
};
Opentip.prototype._ensureViewportContainment = function(position) {
var needsRepositioning, newSticksOut, originals, revertedX, revertedY, scrollOffset, stem, sticksOut, targetJoint, tipJoint, viewportDimensions, viewportPosition;
stem = this.options.stem;
originals = {
position: position,
stem: stem
};
if (!(this.visible && position)) {
return originals;
}
sticksOut = this._sticksOut(position);
if (!(sticksOut[0] || sticksOut[1])) {
return originals;
}
tipJoint = new Opentip.Joint(this.options.tipJoint);
if (this.options.targetJoint) {
targetJoint = new Opentip.Joint(this.options.targetJoint);
}
scrollOffset = this.adapter.scrollOffset();
viewportDimensions = this.adapter.viewportDimensions();
viewportPosition = [position.left - scrollOffset[0], position.top - scrollOffset[1]];
needsRepositioning = false;
if (viewportDimensions.width >= this.dimensions.width) {
if (sticksOut[0]) {
needsRepositioning = true;
switch (sticksOut[0]) {
case this.STICKS_OUT_LEFT:
tipJoint.setHorizontal("left");
if (this.options.targetJoint) {
targetJoint.setHorizontal("right");
}
break;
case this.STICKS_OUT_RIGHT:
tipJoint.setHorizontal("right");
if (this.options.targetJoint) {
targetJoint.setHorizontal("left");
}
}
}
}
if (viewportDimensions.height >= this.dimensions.height) {
if (sticksOut[1]) {
needsRepositioning = true;
switch (sticksOut[1]) {
case this.STICKS_OUT_TOP:
tipJoint.setVertical("top");
if (this.options.targetJoint) {
targetJoint.setVertical("bottom");
}
break;
case this.STICKS_OUT_BOTTOM:
tipJoint.setVertical("bottom");
if (this.options.targetJoint) {
targetJoint.setVertical("top");
}
}
}
}
if (!needsRepositioning) {
return originals;
}
if (this.options.stem) {
stem = tipJoint;
}
position = this.getPosition(tipJoint, targetJoint, stem);
newSticksOut = this._sticksOut(position);
revertedX = false;
revertedY = false;
if (newSticksOut[0] && (newSticksOut[0] !== sticksOut[0])) {
revertedX = true;
tipJoint.setHorizontal(this.options.tipJoint.horizontal);
if (this.options.targetJoint) {
targetJoint.setHorizontal(this.options.targetJoint.horizontal);
}
}
if (newSticksOut[1] && (newSticksOut[1] !== sticksOut[1])) {
revertedY = true;
tipJoint.setVertical(this.options.tipJoint.vertical);
if (this.options.targetJoint) {
targetJoint.setVertical(this.options.targetJoint.vertical);
}
}
if (revertedX && revertedY) {
return originals;
}
if (revertedX || revertedY) {
if (this.options.stem) {
stem = tipJoint;
}
position = this.getPosition(tipJoint, targetJoint, stem);
}
return {
position: position,
stem: stem
};
};
Opentip.prototype._sticksOut = function(position) {
var positionOffset, scrollOffset, sticksOut, viewportDimensions;
scrollOffset = this.adapter.scrollOffset();
viewportDimensions = this.adapter.viewportDimensions();
positionOffset = [position.left - scrollOffset[0], position.top - scrollOffset[1]];
sticksOut = [false, false];
if (positionOffset[0] < 0) {
sticksOut[0] = this.STICKS_OUT_LEFT;
} else if (positionOffset[0] + this.dimensions.width > viewportDimensions.width) {
sticksOut[0] = this.STICKS_OUT_RIGHT;
}
if (positionOffset[1] < 0) {
sticksOut[1] = this.STICKS_OUT_TOP;
} else if (positionOffset[1] + this.dimensions.height > viewportDimensions.height) {
sticksOut[1] = this.STICKS_OUT_BOTTOM;
}
return sticksOut;
};
Opentip.prototype._draw = function() {
var backgroundCanvas, bulge, canvasDimensions, canvasPosition, closeButton, closeButtonInner, closeButtonOuter, ctx, drawCorner, drawLine, hb, position, stemBase, stemLength, _i, _len, _ref, _ref1, _ref2,
_this = this;
if (!(this.backgroundCanvas && this.redraw)) {
return;
}
this.debug("Drawing background.");
this.redraw = false;
if (this.currentStem) {
_ref = ["top", "right", "bottom", "left"];
for (_i = 0, _len = _ref.length; _i < _len; _i++) {
position = _ref[_i];
this.adapter.removeClass(this.container, "stem-" + position);
}
this.adapter.addClass(this.container, "stem-" + this.currentStem.horizontal);
this.adapter.addClass(this.container, "stem-" + this.currentStem.vertical);
}
closeButtonInner = [0, 0];
closeButtonOuter = [0, 0];
if (__indexOf.call(this.options.hideTriggers, "closeButton") >= 0) {
closeButton = new Opentip.Joint(((_ref1 = this.currentStem) != null ? _ref1.toString() : void 0) === "top right" ? "top left" : "top right");
closeButtonInner = [this.options.closeButtonRadius + this.options.closeButtonOffset[0], this.options.closeButtonRadius + this.options.closeButtonOffset[1]];
closeButtonOuter = [this.options.closeButtonRadius - this.options.closeButtonOffset[0], this.options.closeButtonRadius - this.options.closeButtonOffset[1]];
}
canvasDimensions = this.adapter.clone(this.dimensions);
canvasPosition = [0, 0];
if (this.options.borderWidth) {
canvasDimensions.width += this.options.borderWidth * 2;
canvasDimensions.height += this.options.borderWidth * 2;
canvasPosition[0] -= this.options.borderWidth;
canvasPosition[1] -= this.options.borderWidth;
}
if (this.options.shadow) {
canvasDimensions.width += this.options.shadowBlur * 2;
canvasDimensions.width += Math.max(0, this.options.shadowOffset[0] - this.options.shadowBlur * 2);
canvasDimensions.height += this.options.shadowBlur * 2;
canvasDimensions.height += Math.max(0, this.options.shadowOffset[1] - this.options.shadowBlur * 2);
canvasPosition[0] -= Math.max(0, this.options.shadowBlur - this.options.shadowOffset[0]);
canvasPosition[1] -= Math.max(0, this.options.shadowBlur - this.options.shadowOffset[1]);
}
bulge = {
left: 0,
right: 0,
top: 0,
bottom: 0
};
if (this.currentStem) {
if (this.currentStem.left) {
bulge.left = this.options.stemLength;
} else if (this.currentStem.right) {
bulge.right = this.options.stemLength;
}
if (this.currentStem.top) {
bulge.top = this.options.stemLength;
} else if (this.currentStem.bottom) {
bulge.bottom = this.options.stemLength;
}
}
if (closeButton) {
if (closeButton.left) {
bulge.left = Math.max(bulge.left, closeButtonOuter[0]);
} else if (closeButton.right) {
bulge.right = Math.max(bulge.right, closeButtonOuter[0]);
}
if (closeButton.top) {
bulge.top = Math.max(bulge.top, closeButtonOuter[1]);
} else if (closeButton.bottom) {
bulge.bottom = Math.max(bulge.bottom, closeButtonOuter[1]);
}
}
canvasDimensions.width += bulge.left + bulge.right;
canvasDimensions.height += bulge.top + bulge.bottom;
canvasPosition[0] -= bulge.left;
canvasPosition[1] -= bulge.top;
if (this.currentStem && this.options.borderWidth) {
_ref2 = this._getPathStemMeasures(this.options.stemBase, this.options.stemLength, this.options.borderWidth), stemLength = _ref2.stemLength, stemBase = _ref2.stemBase;
}
backgroundCanvas = this.adapter.unwrap(this.backgroundCanvas);
backgroundCanvas.width = canvasDimensions.width;
backgroundCanvas.height = canvasDimensions.height;
this.adapter.css(this.backgroundCanvas, {
width: "" + backgroundCanvas.width + "px",
height: "" + backgroundCanvas.height + "px",
left: "" + canvasPosition[0] + "px",
top: "" + canvasPosition[1] + "px"
});
ctx = backgroundCanvas.getContext("2d");
ctx.setTransform(1, 0, 0, 1, 0, 0);
ctx.clearRect(0, 0, backgroundCanvas.width, backgroundCanvas.height);
ctx.beginPath();
ctx.fillStyle = this._getColor(ctx, this.dimensions, this.options.background, this.options.backgroundGradientHorizontal);
ctx.lineJoin = "miter";
ctx.miterLimit = 500;
hb = this.options.borderWidth / 2;
if (this.options.borderWidth) {
ctx.strokeStyle = this.options.borderColor;
ctx.lineWidth = this.options.borderWidth;
} else {
stemLength = this.options.stemLength;
stemBase = this.options.stemBase;
}
if (stemBase == null) {
stemBase = 0;
}
drawLine = function(length, stem, first) {
if (first) {
ctx.moveTo(Math.max(stemBase, _this.options.borderRadius, closeButtonInner[0]) + 1 - hb, -hb);
}
if (stem) {
ctx.lineTo(length / 2 - stemBase / 2, -hb);
ctx.lineTo(length / 2, -stemLength - hb);
return ctx.lineTo(length / 2 + stemBase / 2, -hb);
}
};
drawCorner = function(stem, closeButton, i) {
var angle1, angle2, innerWidth, offset;
if (stem) {
ctx.lineTo(-stemBase + hb, 0 - hb);
ctx.lineTo(stemLength + hb, -stemLength - hb);
return ctx.lineTo(hb, stemBase - hb);
} else if (closeButton) {
offset = _this.options.closeButtonOffset;
innerWidth = closeButtonInner[0];
if (i % 2 !== 0) {
offset = [offset[1], offset[0]];
innerWidth = closeButtonInner[1];
}
angle1 = Math.acos(offset[1] / _this.options.closeButtonRadius);
angle2 = Math.acos(offset[0] / _this.options.closeButtonRadius);
ctx.lineTo(-innerWidth + hb, -hb);
return ctx.arc(hb - offset[0], -hb + offset[1], _this.options.closeButtonRadius, -(Math.PI / 2 + angle1), angle2, false);