vue 手指滑动事件 长按事件、左右滑动、上下滑动
问题:vue怎么给某个元素绑定我想要恶手指滑动事件解决办法:在网上找的很多,原文链接如下:https://blog.csdn.net/qq_17757973/article/details/78112976html代码:<div style="width: 300px;height: 300px;background-color: red" id="ap
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问题:vue怎么给某个元素绑定我想要恶手指滑动事件
解决办法:在网上找的很多,原文链接如下:https://blog.csdn.net/qq_17757973/article/details/78112976
html代码:
<div style="width: 300px;height: 300px;background-color: red" id="app" class="box" v-tap="vuetouch"
v-longtap="{fn:vuetouch,name:'长按'}"
v-swipeleft="{fn:vuetouch,name:'左滑'}"
v-swiperight="{fn:vuetouch,name:'右滑'}"
v-swipeup="{fn:vuetouch,name:'上滑'}"
v-swipedown="{fn:vuetouch,name:'下滑'}">
{{ name }}
</div>
js代码:
<script src="vue.js"></script><!--vue.js-->
<script src="touch.js"></script><!--核心手指滑动js-->
<script>
kim=new Vue({
el:"#app",
data:{
name:"开始"
},
methods:{
vuetouch:function(s,e){
this.name
=s.name
;
}
}
});
</script>
手指滑动touch.js代码:
function vueTouch(el,binding,type){
var _this=this;
this.obj=el;
this.binding=binding;
this.touchType=type;
this.vueTouches={x:0,y:0};
this.vueMoves=true;
this.vueLeave=true;
this.longTouch=true;
this.vueCallBack=typeof(binding.value)=="object"?binding.value.fn:binding.value;
this.obj.addEventListener("touchstart",function(e){
_this.start(e);
},false);
this.obj.addEventListener("touchend",function(e){
_this.end(e);
},false);
this.obj.addEventListener("touchmove",function(e){
_this.move(e);
},false);
};
vueTouch.prototype={
start:function(e){
this.vueMoves=true;
this.vueLeave=true;
this.longTouch=true;
this.vueTouches={x:e.changedTouches[0].pageX,y:e.changedTouches[0].pageY};
this.time=setTimeout(function(){
if(this.vueLeave&&this.vueMoves){
this.touchType=="longtap"&&this.vueCallBack(this.binding.value,e);
this.longTouch=false;
};
}.bind(this),1000);
},
end:function(e){
var disX=e.changedTouches[0].pageX-this.vueTouches.x;
var disY=e.changedTouches[0].pageY-this.vueTouches.y;
clearTimeout(this.time);
if(Math.abs(disX)>10||Math.abs(disY)>100){
this.touchType=="swipe"&&this.vueCallBack(this.binding.value,e);
if(Math.abs(disX)>Math.abs(disY)){
if(disX>10){
this.touchType=="swiperight"&&this.vueCallBack(this.binding.value,e);
};
if(disX<-10){
this.touchType=="swipeleft"&&this.vueCallBack(this.binding.value,e);
};
}else{
if(disY>10){
this.touchType=="swipedown"&&this.vueCallBack(this.binding.value,e);
};
if(disY<-10){
this.touchType=="swipeup"&&this.vueCallBack(this.binding.value,e);
};
};
}else{
if(this.longTouch&&this.vueMoves){
this.touchType=="tap"&&this.vueCallBack(this.binding.value,e);
this.vueLeave=false
};
};
},
move:function(e){
this.vueMoves=false;
}
};
Vue.directive("tap",{
bind:function(el,binding){
new vueTouch(el,binding,"tap");
}
});
Vue.directive("swipe",{
bind:function(el,binding){
new vueTouch(el,binding,"swipe");
}
});
Vue.directive("swipeleft",{
bind:function(el,binding){
new vueTouch(el,binding,"swipeleft");
}
});
Vue.directive("swiperight",{
bind:function(el,binding){
new vueTouch(el,binding,"swiperight");
}
});
Vue.directive("swipedown",{
bind:function(el,binding){
new vueTouch(el,binding,"swipedown");
}
});
Vue.directive("swipeup",{
bind:function(el,binding){
new vueTouch(el,binding,"swipeup");
}
});
Vue.directive("longtap",{
bind:function(el,binding){
new vueTouch(el,binding,"longtap");
}
});
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