try {
(function(arr) {
arr.forEach(function(item) {
if (item.hasOwnProperty('remove')) {
return
}
Object.defineProperty(item, 'remove', {
configurable: true,
enumerable: true,
writable: true,
value: function remove() {
this.parentNode.removeChild(this)
}
})
})
})([Element.prototype, CharacterData.prototype, DocumentType.prototype]);
if (!("classList" in document.documentElement)) {
Object.defineProperty(HTMLElement.prototype, 'classList', {
get: function() {
var self = this;
function update(fn) {
return function(value) {
var classes = self.className.split(/\s+/g),
index = classes.indexOf(value);
fn(classes, index, value);
self.className = classes.join(" ")
}
}
return {
add: update(function(classes, index, value) {
if (!~index) classes.push(value)
}),
remove: update(function(classes, index) {
if (~index) classes.splice(index, 1)
}),
toggle: update(function(classes, index, value) {
if (~index) classes.splice(index, 1);
else classes.push(value)
}),
contains: function(value) {
return !!~self.className.split(/\s+/g).indexOf(value)
},
item: function(i) {
return self.className.split(/\s+/g)[i] || null
}
}
}
})
}
function fireKeyEvent(el, evtType, keyCode) {
var doc = el.ownerDocument,
win = doc.defaultView || doc.parentWindow,
evtObj;
if (doc.createEvent) {
if (win.KeyEvent) {
evtObj = doc.createEvent('KeyEvents');
evtObj.initKeyEvent(evtType, true, true, win, false, false, false, false, keyCode, 0)
} else {
evtObj = doc.createEvent('UIEvents');
Object.defineProperty(evtObj, 'keyCode', {
get: function() {
return this.keyCodeVal
}
});
Object.defineProperty(evtObj, 'which', {
get: function() {
return this.keyCodeVal
}
});
evtObj.initUIEvent(evtType, true, true, win, 1);
evtObj.keyCodeVal = keyCode;
if (evtObj.keyCode !== keyCode) {}
}
el.dispatchEvent(evtObj)
} else if (doc.createEventObject) {
evtObj = doc.createEventObject();
evtObj.keyCode = keyCode;
el.fireEvent('on' + evtType, evtObj)
}
}
} catch (e) {}
function addClass(ele, cls) {
if (ele.classList) {
ele.classList.add(cls)
} else {
if (!this.hasClass(ele, cls)) ele.className += " " + cls
}
}
function arrIndexOf(arr, v) {
for (var i = 0; i < arr.length; i++) {
if (arr[i] == v) {
return i
}
}
return -1
}
function removeClass(ele, cls) {
if (ele.classList) {
ele.classList.remove(cls)
} else {
if (ele.className != '' && hasClass(ele, cls)) {
var arrClassName = ele.className.split(' ');
var classIndex = arrIndexOf(arrClassName, cls);
if (classIndex !== -1) {
arrClassName.splice(classIndex, 1);
ele.className = arrClassName.join(' ')
}
}
}
}
function toggleClass(ele, cls) {
if (hasClass(ele, cls)) {
removeClass(ele, cls)
} else {
addClass(ele, cls)
}
}
function hasClass(element, cls) {
return (' ' + element.className + ' ').indexOf(' ' + cls + ' ') > -1
}
function getClassNames(classStr, target, tagName) {
target = target ? target : document;
tagName = tagName ? tagName : "*";
if (document.getElementsByClassName) {
return target.getElementsByClassName(classStr)
} else {
var nodes = target.getElementsByTagName(tagName),
ret = [];
for (i = 0; i < nodes.length; i++) {
if (hasClass(nodes[i], classStr)) {
ret.push(nodes[i])
}
}
return ret
}
}
function getElementLeft(ele) {
var actualLeft = ele.offsetLeft;
var current = ele.offsetParent;
while (current !== null) {
actualLeft += current.offsetLeft;
current = current.offsetParent
}
return actualLeft
}
function getElementTop(ele) {
var actualTop = ele.offsetTop;
var current = ele.offsetParent;
while (current !== null) {
actualTop += current.offsetTop;
current = current.offsetParent
}
return actualTop
}
var contains = document.documentElement.contains ? function(parent, node) {
if (parent) {
return parent !== node && parent.contains(node)
}
} : function(parent, node) {
if (parent) {
while (node && (node = node.parentNode))
if (node === parent) return true
return false
}
}
function getBoundingClientRect(ele) {
var scrollTop = document.documentElement.scrollTop || document.body.scrollTop;
var scrollLeft = document.documentElement.scrollLeft || document.body.scrollLeft;
if (ele.getBoundingClientRect) {
if (typeof arguments.callee.offset !== 'number') {
var temp = document.createElement('div');
temp.style.cssText = "position:absolute;top:0;left:0";
document.body.appendChild(temp);
arguments.callee.offset = -temp.getBoundingClientRect().top - scrollTop;
document.body.removeChild(temp);
temp = null
}
var rect = ele.getBoundingClientRect();
var offset = arguments.callee.offset;
return {
left: rect.left + offset,
right: rect.right + offset,
top: rect.top + offset,
bottom: rect.bottom + offset,
width: (rect.right + offset) - (rect.left + offset),
height: (rect.bottom + offset) - (rect.top + offset)
}
} else {
var actualLeft = getElementLeft(ele);
var actualTop = getElementTop(ele);
var offsetWidth = ele.offsetWidth;
var offsetHeight = ele.offsetHeight;
return {
left: actualLeft - scrollLeft,
right: actualLeft + offsetWidth - scrollLeft,
top: actualTop - scrollTop,
bottom: actualTop + offsetHeight - scrollTop,
width: (actualLeft + offsetWidth - scrollLeft) - (actualLeft - scrollLeft),
height: (actualTop + offsetHeight - scrollTop) - (actualTop - scrollTop)
}
}
}
(function(window) {
var tvSysBtnBind = function(init) {
var _this = this,
_self = self;
var id = init.id ? init.id : null,
keyRemoveDefault = typeof init.keyRemoveDefault == "undefined" ? false : init.keyRemoveDefault,
currentIndex = init.currentIndex ? parseInt(init.currentIndex) : 0,
btnLeft = init.btnLeft ? init.btnLeft : 37,
btnUp = init.btnUp ? init.btnUp : 38,
btnRight = init.btnRight ? init.btnRight : 39,
btnDown = init.btnDown ? init.btnDown : 40,
btnEnter = init.btnEnter ? init.btnEnter : 13,
btnBack = init.btnBack ? init.btnBack : 27,
history = typeof init.history == "undefined" ? true : init.history,
doublePress = typeof init.doublePress == "undefined" ? false : init.doublePress,
isFloatLast = typeof init.isFloatLast == "undefined" ? false : init.isFloatLast,
isCentered = typeof init.isCentered == "undefined" ? true : init.isCentered,
currentClass = init.currentClass ? init.currentClass : "current",
effect = init.effect ? init.effect : "slide1",
element = new Array(),
rules = init.rules ? init.rules : { hotbutton: {} },
direction = "y";
_this.className = init.className ? init.className : "hotbutton";
this.event = {};
var _tempElem;
this.currentIndex = parseInt(currentIndex);
this.defaultIndex = parseInt(currentIndex);
this.currentClass = currentClass;
this.historyFocus = {};
if (!window.focusobj) window.focusobj = document.createElement("span");
(typeof init.onLoad) == "function" ? init.onLoad: init.onLoad = function() {};
(typeof init.onBack) == "function" ? init.onLoad: init.onBack = function() {};
(typeof init.onCommPress) == "function" ? init.onCommPress: init.onCommPress = function() {};
this.onLoad = function() {
focusobj.innerHTML = '
';
addClass(focusobj, "focusobj");
addClass(focusobj, "current");
focusobj.style.display = "none";
_this.target = init.id ? document.getElementById(init.id) : document.body;
_this.defaultTarget = _this.target;
_this.currentId = init.id ? init.id : "Jdoc";
self.getCurRule();
_this.reLoad();
_this.sourceClassName = _this.className;
_this.sourceLength = element.length;
_this.prev = element[currentIndex];
_this.prevIndex = currentIndex;
_this.current = element[currentIndex];
_this.currentIndex = currentIndex;
_this.target.appendChild(focusobj);
init.onLoad.call(_this);
window.focus();
}
self.getCurRule = function(item) {
var obj = {};
if (rules) {
obj = rules["#" + _this.currentId + ">." + _this.className];
if (typeof obj == "undefined") {
if (rules[_this.className]) {
obj = rules[_this.className]
}
}
if (item && typeof rules[item] == "undefined") {
// rules[item]={};
}
}
return obj
}
this.reSetClass = function(item, index, curClass) {
var obj = _self.getCurRule(item);
if (!obj) {
console.log("初始化" + _this.className + "失败");
return
}
if (typeof obj["history"] == "undefined") obj["history"] = history;
if (obj["history"]) _this.historyFocus[_this.currentId + _this.className] = _this.currentIndex;
_this.prevCurrentClass = _this.currentClass;
if (curClass) {
_this.currentClass = curClass
}
var arr = item.split(">");
for (var i = 0; i < arr.length; i++) {
if (arr[i] == "") arr.splice(i)
}
for (var i = 0; i < arr.length; i++) {
if (arr[i].indexOf("#") != -1) {
_this.currentId = arr[i].replace("#", "");
if (document.getElementById(_this.currentId)) _this.target = document.getElementById(_this.currentId)
}
if (arr[i].indexOf(".") != -1) {
item = arr[i].replace(".", "")
}
if (arr[i].indexOf(".") == -1 && arr[i].indexOf("#") == -1) {
item = arr[i]
}
}
if (getClassNames(item, _this.target).length > 0) {
_self.newItem(item, index)
} else {
_this.target = _this.defaultTarget;
if (getClassNames(item, _this.target).length > 0) _self.newItem(item, index)
}
}
this.onCommPress = function(e) {
init.onCommPress.call(_this)
}
self.newItem = function(item, index) {
var obj = _self.getCurRule();
if (_this.prev) removeClass(_this.prev, _this.currentClass);
if (typeof _this.historyFocus[_this.currentId + item] == "undefined") _this.historyFocus[_this.currentId + item] = 0;
_this.className = item;
var idx = obj["savelastIndex"] ? _this.currentIndex : 0;
index = index > getClassNames(item, _this.target).length - 1 ? getClassNames(item, _this.target).length - 1 : index;
idx = _this.historyFocus[_this.currentId + item] ? _this.historyFocus[_this.currentId + item] : idx;
_this.currentIndex = typeof index != "undefined" ? index : idx;
_this.prevIndex = _this.currentIndex;
_this.reLoad()
}
self.readFn = function() {
if ((typeof init.onEnterPress) == "function") {
init.onEnterPress
} else {
init.onEnterPress = function() {}
}
if ((typeof init.onPress) == "function") {
init.onPress
} else {
init.onPress = function() {}
}
}
this.reLoad = function() {
self.readFn();
element = getClassNames(_this.className, _this.target);
if (element.length <= 0) {
console.log("初始化" + _this.className + "失败");
return
}
this.hotbtn = element;
if (element.length <= 0) return false;
if (_this.currentIndex || _this.currentIndex == 0) {
_this.currentIndex = parseInt(_this.currentIndex)
} else {
_this.currentIndex = parseInt(init.currentIndex)
}
if (isload >= 2 && _this.sourceClass == _this.className && _this.sourceLength != element.length && !isSet) {
if (hasClass(_this.prev, _this.className) && _this.sourceLength > element.length) {
_this.currentIndex = _this.currentIndex - (_this.sourceLength - element.length);
_this.prevIndex = _this.prevIndex - (_this.sourceLength - element.length);
_this.sourceLength = element.length
} else if (hasClass(_this.prev, _this.className) && _this.sourceLength < element.length) {
_this.currentIndex = _this.currentIndex + (element.length - _this.sourceLength);
_this.prevIndex = _this.prevIndex + (element.length - _this.sourceLength);
_this.sourceLength = element.length
}
}
isSet = false;
self.overIndex();
_this.current = element[_this.currentIndex];
_this.currentIndex = _this.currentIndex;
_self.render(_this.currentIndex);
for (var i = 0; i < this.hotbtn.length; i++) {
this.hotbtn[i].setAttribute("data-id", i)
}
}
function keydefault(e) {
try {
e.preventDefault()
} catch (e) {}
}
var isSet = false;
this.setCurrentIndex = function(index) {
isSet = true;
index = parseInt(index);
_this.currentIndex = index;
_this.current = element[index]
}
this.pageScroll = function(ele, Scroll, direction) {
if (!ele["data-sum"]) ele["data-sum"] = 0;
if (!ele["data-sumx"]) ele["data-sumx"] = 0;
ele.style.position = "relative";
ele.children[0].style.position = "absolute";
if (direction == "up") {
if (ele["data-sum"] - Scroll > 0) {
ele["data-sum"] = parseInt(ele["data-sum"]) - Scroll
} else {
ele["data-sum"] = 0
}
ele.children[0].style.left = "0";
ele.children[0].style.top = "-" + ele["data-sum"] + "px"
} else if (direction == "down") {
var clientHeight = ele.children[0].clientHeight;
if (ele["data-sum"] + Scroll < clientHeight - ele.clientHeight / 2) {
ele["data-sum"] = parseInt(ele["data-sum"]) + Scroll
} else {
ele["data-sum"] = clientHeight - ele.clientHeight
}
ele.children[0].style.left = "0";
ele.children[0].style.top = "-" + ele["data-sum"] + "px"
} else if (direction == "left") {
if (ele["data-sumx"] - Scroll > 0) {
ele["data-sumx"] = parseInt(ele["data-sumx"]) - Scroll
} else {
ele["data-sumx"] = clientWidth - ele.clientWidth
}
ele.children[0].style.top = "0";
ele.children[0].style.left = "-" + ele["data-sumx"] + "px"
} else if (direction == "right") {
var clientWidth = ele.children[0].clientWidth;
if (ele["data-sumx"] + Scroll < clientWidth - ele.clientWidth / 2) {
ele["data-sumx"] = parseInt(ele["data-sum"]) + Scroll
} else {
ele["data-sumx"] = 0;
}
ele.children[0].style.top = "0";
ele.children[0].style.left = "-" + ele["data-sumx"] + "px"
}
}
this.viewScrollY = function(y, view) {
var maxTop = view.children[0].clientHeight - view.clientHeight;
var obj = self.getCurRule();
var sumtop = view.children[0]["ScrollY"] ? view.children[0]["ScrollY"] : 0;
var top = sumtop + y;
middle = getBoundingClientRect(view).height / 2 - getBoundingClientRect(_this.current).height / 2;
top = top + middle;
if (top > 0 || maxTop < 0) top = 0;
else if (Math.abs(top) > Math.abs(maxTop)) {
top = -maxTop;
//view.children[0]["ScrollY"] == 0 这个句忘记干嘛的了 留着
}
top = obj["customTop"] != undefined ? obj["customTop"] : top;
view.children[0].style.top = top + "px";
view.children[0]["ScrollY"] = top
}
var maxLeft = 0;
this.viewScrollX = function(x, view, viewWidth) {
var maxLeft = viewWidth - view.clientWidth;
var obj = self.getCurRule();
var sumleft = view.children[0]["ScrollX"] ? view.children[0]["ScrollX"] : 0;
var left = sumleft + x;
middle = getBoundingClientRect(view).width / 2 - getBoundingClientRect(_this.current).width / 2;
left = left + middle;
if (left > 0 || maxLeft < 0) left = 0;
else if (Math.abs(left) > Math.abs(maxLeft)) {
left = -maxLeft;
}
left = obj["customLeft"] != undefined ? obj["customLeft"] : left;
view.children[0].style.left = left + "px";
view.children[0]["ScrollX"] = left
}
this.onPress = function(e) {
init.onPress.call(_this)
}
this.onEnterPress = function() {
init.onEnterPress.call(_this)
}
window.onBackEvent = this.onBack = function() {
init.onBack.call(_this)
}
self.getScrollTop = function() {
var scrollTop = 0;
if (document.documentElement && document.documentElement.scrollTop) {
scrollTop = document.documentElement.scrollTop
} else if (document.body) {
scrollTop = document.body.scrollTop
}
return scrollTop
}
this.scroll = function(view, direction) {
var obj = self.getCurRule();
if (obj == undefined || !obj["direction"]) return;
direction = direction ? direction : obj["direction"];
var viewX = view ? view : obj["directionParentX"] ? obj["directionParentX"] : obj["directionParent"] ? obj["directionParent"] : _this.current.parentNode.parentNode;
var viewY = view ? view : obj["directionParentY"] ? obj["directionParentY"] : obj["directionParent"] ? obj["directionParent"] : _this.current.parentNode.parentNode;
var sum = 0;
if (direction.indexOf("x") > -1) {
if (viewX instanceof Array) {
for (var i = 0; i < viewX.length; i++) {
if (contains(viewX[i], _this.current)) {
viewX = viewX[i];
}
}
}
if (viewX instanceof Array || !contains(viewX, _this.current)) return;
for (var i = 0; i < _this.hotbtn.length; i++) {
sum = getBoundingClientRect(_this.hotbtn[i]).width + sum
}
if (_this.hotbtn.length > 1) {
if (!obj["scrollWidth"])
sum = sum + Math.ceil(getBoundingClientRect(_this.hotbtn[1]).left - getBoundingClientRect(_this.hotbtn[0]).right) * (_this.hotbtn.length);
else {
sum = _this.hotbtn.length * obj["scrollWidth"]; //因为样式多样性,宽度获取并不准确 所以可以自定义
}
} else {
sum = sum;
}
viewX.style.position = "relative";
viewX.children[0].style.position = "absolute";
viewX.children[0].style.width = (sum + 30) + "px";
_this.viewScrollX(-(getBoundingClientRect(_this.current).left - getBoundingClientRect(viewX).left), viewX, sum)
}
if (direction.indexOf("y") > -1) {
if (viewY instanceof Array) {
for (var i = 0; i < viewY.length; i++) {
if (contains(viewY[i], _this.current)) {
viewY = viewY[i];
}
}
}
if (viewY instanceof Array || !contains(viewY, _this.current)) return;
viewY.style.position = "relative";
viewY.children[0].style.position = "absolute";
_this.viewScrollY(-(getBoundingClientRect(_this.current).top - getBoundingClientRect(viewY).top), viewY)
}
}
var isload = 0;
self.render = function(index) {
if (_this.renderType == "self") return;
isload = isload + 1;
if (isload == 2) {
_this.sourceLength = element.length
}
if (_this.prevCurrentClass) {
var ele = getClassNames(_this.prevCurrentClass, _this.target);
for (var i = 0; i < ele.length; i++) {
if (hasClass(ele[i], _this.prevCurrentClass)) {
removeClass(ele[i], _this.prevCurrentClass)
}
}
}
if (element[index]) addClass(element[index], _this.currentClass);
else return;
for (var i = 0; i < element.length; i++) {
if (i != index && hasClass(element[i], _this.currentClass)) {
removeClass(element[i], _this.currentClass)
}
}
_this.scroll();
var effect = element[index].getAttribute("data-effect");
if (effect) {
focusobj.setAttribute("style", " position: fixed; z-index: 19;width:" + (getBoundingClientRect(element[index]).width) + "px ;height:" + (getBoundingClientRect(element[index]).height) + "px; left:" + getBoundingClientRect(element[index]).left + "px;top:" + getBoundingClientRect(element[index]).top + "px;");
focusobj.setAttribute("class", "focusobj current " + effect);
focusobj.style.display = "list-item"
} else {
focusobj.setAttribute("style", "");
focusobj.style.display = "none"
}
}
self.EventUtil = {
add: function(obj, callback) {
if (typeof(obj.onkeypress) == "null") {
obj.onkeypress = function(e) {
callback && callback(e)
}
} else {
obj.onkeydown = function(e) {
callback && callback(e)
}
}
}
}
var _t, sum = 0;
EventUtil.add(document, function(e) {
_this.renderType = "self";
if (doublePress) {
if (sum < 2)
clearTimeout(_t);
sum++;
_t = setTimeout(function() {
_self.onPressFn(e)
sum = 0;
}, 100)
} else {
_self.onPressFn(e);
}
});
self.overIndex = function() {
if (_this.currentIndex >= element.length - 1) {
_this.currentIndex = element.length - 1
}
if (_this.currentIndex < 0) {
_this.currentIndex = 0
}
}
self.isNumber = function(val) {
var regPos = /^\d+(\.\d+)?$/;
var regNeg = /^(-(([0-9]+\.[0-9]*[1-9][0-9]*)|([0-9]*[1-9][0-9]*\.[0-9]+)|([0-9]*[1-9][0-9]*)))$/;
if (regPos.test(val) || regNeg.test(val)) {
return true
} else {
return false
}
}
var distance = function(pointA, pointB, type) {
var P1 = getBoundingClientRect(pointA),
P2 = getBoundingClientRect(pointB);
var dist = 0;
switch (type) {
case "AA":
dist = Math.sqrt(((P1.left - P2.left) * (P1.left - P2.left)) + ((P1.top - P2.top) * (P1.top - P2.top)))
break;
case "AB":
dist = Math.sqrt(((P1.left - P2.right) * (P1.left - P2.right)) + ((P1.top - P2.top) * (P1.top - P2.top)))
break;
case "AC":
dist = Math.sqrt(((P1.left - P2.right) * (P1.left - P2.right)) + ((P1.top - P2.bottom) * (P1.top - P2.bottom)))
break;
case "AD":
dist = Math.sqrt(((P1.left - P2.left) * (P1.left - P2.left)) + ((P1.top - P2.bottom) * (P1.top - P2.bottom)))
break;
case "BA":
dist = Math.sqrt(((P1.right - P2.left) * (P1.right - P2.left)) + ((P1.top - P2.top) * (P1.top - P2.top)))
break;
case "BB":
dist = Math.sqrt(((P1.right - P2.right) * (P1.right - P2.right)) + ((P1.top - P2.top) * (P1.top - P2.top)))
break;
case "BC":
dist = Math.sqrt(((P1.right - P2.right) * (P1.right - P2.right)) + ((P1.top - P2.bottom) * (P1.top - P2.bottom)))
break;
case "BD":
dist = Math.sqrt(((P1.right - P2.left) * (P1.right - P2.left)) + ((P1.top - P2.bottom) * (P1.top - P2.bottom)))
break;
case "CA":
dist = Math.sqrt(((P1.left - P2.left) * (P1.left - P2.left)) + ((P1.bottom - P2.top) * (P1.bottom - P2.top)))
break;
case "CB":
dist = Math.sqrt(((P1.left - P2.right) * (P1.left - P2.right)) + ((P1.bottom - P2.top) * (P1.bottom - P2.top)))
break;
case "CC":
dist = Math.sqrt(((P1.left - P2.left) * (P1.left - P2.left)) + ((P1.bottom - P2.bottom) * (P1.bottom - P2.bottom)))
break;
case "CD":
dist = Math.sqrt(((P1.right - P2.left) * (P1.right - P2.left)) + ((P1.bottom - P2.bottom) * (P1.bottom - P2.bottom)))
break;
case "DA":
dist = Math.sqrt(((P1.left - P2.left) * (P1.left - P2.left)) + ((P1.bottom - P2.top) * (P1.bottom - P2.top)))
break;
case "DB":
dist = Math.sqrt(((P1.right - P2.right) * (P1.right - P2.right)) + ((P1.bottom - P2.top) * (P1.bottom - P2.top)))
break;
case "DC":
dist = Math.sqrt(((P1.right - P2.left) * (P1.right - P2.left)) + ((P1.bottom - P2.bottom) * (P1.bottom - P2.bottom)))
break;
case "DD":
dist = Math.sqrt(((P1.right - P2.right) * (P1.right - P2.right)) + ((P1.bottom - P2.bottom) * (P1.bottom - P2.bottom)))
break
}
return dist
}
self.ruleFn = function(index, direction) {
var obj = {};
if (rules) {
obj = _self.getCurRule()
}
if (obj && typeof obj == "object" && typeof obj["line"] != "undefined") {
var line = obj["line"]
} else {
var line = _this.hotbtn.length
}
line = parseInt(line);
if (obj && typeof obj == "object" && typeof obj[_this.currentIndex] != "undefined" && typeof obj[_this.currentIndex][index] != "undefined") {
var objRules = obj[_this.currentIndex];
if (self.isNumber(objRules[index])) {
_this.currentIndex = parseInt(_this.currentIndex) + parseInt(objRules[index])
} else if (Array.isArray(objRules[index])) {
_this.reSetClass(objRules[index][0], objRules[index][1], objRules[index][2])
} else if (typeof objRules[index] == "function") {
objRules[index].call(_this)
} else if (typeof obj["line"] != "undefined") {
_this.currentIndex = _this.currentIndex + line
}
} else {
var jump = element[_this.currentIndex].getAttribute("data-" + direction);
jump = parseInt(jump);
var max = Math.sqrt(window.screen.width * window.screen.width + window.screen.height * window.screen.height);
if (direction == "up") {
if (_this.currentIndex > line - 1 && !obj["autoMove"]) _this.currentIndex = jump ? _this.currentIndex - jump : _this.currentIndex - line;
else if (obj && typeof obj["up"] == "object") _this.reSetClass(obj["up"][0], obj["up"][1], obj["up"][2]);
else if (obj && typeof obj["up"] == "function") obj["up"].call(_this)
else {
var min1 = max,
min2 = max,
curIndex = _this.currentIndex,
curIndex2 = _this.currentIndex;
for (var i = 0; i < _this.hotbtn.length; i++) {
var cur1 = distance(_this.current, _this.hotbtn[i], "AD");
var cur2 = distance(_this.current, _this.hotbtn[i], "BC");
if (cur1 < min1 && cur1 > 0 && getBoundingClientRect(_this.current).top > getBoundingClientRect(_this.hotbtn[i]).top && _this.currentIndex > i) {
min1 = cur1;
curIndex = i;
}
if (cur2 < min2 && cur2 > 0 && getBoundingClientRect(_this.current).top > getBoundingClientRect(_this.hotbtn[i]).top && _this.currentIndex > i) {
min2 = cur2;
curIndex2 = i;
}
}
curIndex = min1 < min2 ? curIndex : curIndex2;
_this.currentIndex = curIndex;
}
} else if (direction == "left") {
if ((_this.currentIndex) % line != 0 && !obj["autoMove"]) _this.currentIndex = jump ? _this.currentIndex - jump : _this.currentIndex - 1;
else if (obj && typeof obj["left"] == "object") _this.reSetClass(obj["left"][0], obj["left"][1], obj["left"][2]);
else if (obj && typeof obj["left"] == "function") obj["left"].call(_this)
else {
var min1 = max,
min2 = max
curIndex = _this.currentIndex, curIndex2 = _this.currentIndex;
for (var i = 0; i < _this.hotbtn.length; i++) {
var cur1 = distance(_this.current, _this.hotbtn[i], "AB");
var cur2 = distance(_this.current, _this.hotbtn[i], "DC");
if (cur1 < min1 && cur1 > 0 && getBoundingClientRect(_this.current).left > getBoundingClientRect(_this.hotbtn[i]).left && _this.currentIndex > i) {
min1 = cur1;
curIndex = i;
}
if (cur2 < min2 && cur2 > 0 && getBoundingClientRect(_this.current).left > getBoundingClientRect(_this.hotbtn[i]).left && _this.currentIndex > i) {
min2 = cur2;
curIndex2 = i;
}
}
curIndex = min1 < min2 ? curIndex : curIndex2;
_this.currentIndex = curIndex
}
} else if (direction == "right") {
if ((_this.currentIndex + 1) % line != 0 && !obj["autoMove"]) _this.currentIndex = jump ? _this.currentIndex + jump : _this.currentIndex + 1;
else if (obj && typeof obj["right"] == "object") _this.reSetClass(obj["right"][0], obj["right"][1], obj["right"][2]);
else if (obj && typeof obj["right"] == "function") obj["right"].call(_this)
else {
var min1 = max,
min2 = max,
curIndex = _this.currentIndex,
curIndex2 = _this.currentIndex;
for (var i = 0; i < _this.hotbtn.length; i++) {
var cur1 = distance(_this.current, _this.hotbtn[i], "BA");
var cur2 = distance(_this.current, _this.hotbtn[i], "CD");
if (cur1 < min1 && cur1 > 0 && getBoundingClientRect(_this.current).right < getBoundingClientRect(_this.hotbtn[i]).right && _this.currentIndex < i) {
min1 = cur1;
curIndex = i;
}
if (cur2 < min2 && cur2 > 0 && getBoundingClientRect(_this.current).right < getBoundingClientRect(_this.hotbtn[i]).right && _this.currentIndex < i) {
min2 = cur2;
curIndex2 = i;
}
}
curIndex = min1 < min2 ? curIndex : curIndex2;
_this.currentIndex = curIndex;
}
} else if (direction == "down") {
if (_this.hotbtn.length - line > _this.currentIndex && !obj["autoMove"]) _this.currentIndex = jump ? _this.currentIndex + jump : _this.currentIndex + line;
else if (obj && typeof obj["down"] == "object") _this.reSetClass(obj["down"][0], obj["down"][1], obj["down"][2]);
else if (obj && typeof obj["down"] == "function") obj["down"].call(_this);
else if (_this.currentIndex + line > _this.hotbtn.length - 1 && _this.currentIndex + line <= (line - _this.hotbtn.length % line) + _this.hotbtn.length - 1 && _this.hotbtn.length % line != 0 && isFloatLast) {
_this.currentIndex = _this.currentIndex + line;
self.overIndex()
} else {
var min1 = max,
min2 = max,
curIndex = _this.currentIndex,
curIndex2 = _this.currentIndex;
for (var i = 0; i < _this.hotbtn.length; i++) {
var cur1 = distance(_this.current, _this.hotbtn[i], "DA");
var cur2 = distance(_this.current, _this.hotbtn[i], "CB");
if (cur1 < min1 && cur1 > 0 && getBoundingClientRect(_this.current).bottom < getBoundingClientRect(_this.hotbtn[i]).bottom && _this.currentIndex < i) {
min1 = cur1;
curIndex = i;
}
if (cur2 < min2 && cur2 > 0 && getBoundingClientRect(_this.current).bottom < getBoundingClientRect(_this.hotbtn[i]).bottom && _this.currentIndex < i) {
min2 = cur2;
curIndex2 = i;
}
}
curIndex = min1 < min2 ? curIndex : curIndex2;
_this.currentIndex = curIndex;
}
}
}
}
self.rule = function(keyCode) {
if (element.length <= 0) {
console.log("初始化" + _this.className + "失败");
return
}
self.overIndex();
if (keyCode == btnLeft) {
self.ruleFn(0, "left")
} else if (keyCode == btnRight) {
self.ruleFn(2, "right")
} else if (keyCode == btnUp) {
self.ruleFn(1, "up")
} else if (keyCode == btnDown) {
self.ruleFn(3, "down")
}
self.overIndex()
}
this.BACK = function() {
self.onPressFn("back")
}
this.LEFT = function() {
self.onPressFn("left")
}
this.RIGHT = function() {
self.onPressFn("right")
}
this.UP = function() {
self.onPressFn("up")
}
this.DOWN = function() {
self.onPressFn("down")
}
self.onPressFn = function(e) {
var keyCode = "";
if (typeof e == "object") {
keyCode = e.keyCode
} else {
if (e == "left") {
keyCode = btnLeft
} else if (e == "right") {
keyCode = btnRight
} else if (e == "up") {
keyCode = btnUp
} else if (e == "down") {
keyCode = btnDown
} else if (e == "back") {
keyCode = btnBack
}
}
_this.event = e;
_this.currentIndex = _this.currentIndex >= element.length - 1 ? element.length - 1 : _this.currentIndex;
_this.prev = element[_this.currentIndex];
_this.prevIndex = _this.currentIndex;
self.rule(keyCode);
_this.current = element[_this.currentIndex];
_this.currentIndex = _this.currentIndex;
_this.className = _this.className;
_this.onCommPress.call(_this);
if (keyCode == 8 || keyCode == btnBack) {
if (rules["#" + _this.currentId + ">." + _this.className] && (typeof rules["#" + _this.currentId + ">." + _this.className]["onBack"]) == "function") rules["#" + _this.currentId + ">." + _this.className]["onBack"].call(_this);
else if (rules[_this.className] && (typeof rules[_this.className]["onBack"]) == "function") rules[_this.className]["onBack"].call(_this);
else _this.onBack.call(_this)
}
if (rules && rules["#" + _this.currentId + ">." + _this.className] && (typeof rules["#" + _this.currentId + ">." + _this.className]["onPress"]) == "function") init.rules["#" + _this.currentId + ">." + _this.className]["onPress"].call(_this);
else if (rules && rules[_this.className] && (typeof rules[_this.className]["onPress"]) == "function") init.rules[_this.className]["onPress"].call(_this);
else _this.onPress.call(_this);
if (keyCode == btnEnter) {
if (rules["#" + _this.currentId + ">." + _this.className] && (typeof rules["#" + _this.currentId + ">." + _this.className]["onEnterPress"]) == "function") rules["#" + _this.currentId + ">." + _this.className]["onEnterPress"].call(_this);
else if (rules[_this.className] && (typeof rules[_this.className]["onEnterPress"]) == "function") rules[_this.className]["onEnterPress"].call(_this);
else _this.onEnterPress.call(_this)
}
_this.renderType = "";
_self.render(_this.currentIndex);
keydefault(e)
}
this.onLoad()
}
window.tvSysBtnBind = tvSysBtnBind
})(window)