4b045f7c
 刘淇
江阴初始化项目
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<template>
<view class="gesture-lock" :class="{error:error}" :style="{width: containerWidth +'rpx', height:containerWidth +'rpx'}"
@touchstart.stop="onTouchStart" @touchmove.stop="onTouchMove" @touchend.stop="onTouchEnd">
<!-- 同级 v-for 的 key 重复会有问题，需要套一层。 -->
<!-- 9 个圆 -->
<view>
<view v-for="(item,i) in circleArray" :key="i" class="cycle" :class="{check:item.check}" :style="{left:item.style.left,top:item.style.top,width:item.style.width,height:item.style.width}">
</view>
</view>
<view>
<!-- 已激活锁之间的线段 -->
<view v-for="(item,i) in lineArray" :key="i" class="line" :style="{left:item.activeLeft,top:item.activeTop,width:item.activeWidth,'-webkit-transform':'rotate('+item.activeRotate+')',transform:'rotate('+item.activeRotate+')'}">
</view>
</view>
<!-- 最后一个激活的锁与当前位置之间的线段 -->
<view class="line" :style="{left:activeLine.activeLeft,top:activeLine.activeTop,width:activeLine.activeWidth,'-webkit-transform':'rotate('+activeLine.activeRotate+')',transform:'rotate('+activeLine.activeRotate+')'}">
</view>
</view>
</template>
<script>
import GestureLock from './gestureLock';
export default {
name: 'index',
props: {
/**
* 容器宽度
*/
containerWidth: {
type: [Number, String],
default: 0
},
/**
* 圆的半径
*/
cycleRadius: {
type: [Number, String],
default: 0
},
/**
* 已设定的密码
*/
password: {
type: Array,
default () {
return []
}
},
},
data() {
return {
gestureLock: {}, // 锁对象
circleArray: [], // 圆对象数组
lineArray: [], // 已激活锁之间的线段
activeLine: {}, // 最后一个激活的锁与当前位置之间的线段
error: false
}
},
methods: {
onTouchStart(e) {
this.gestureLock.onTouchStart(e);
this.refesh();
},
onTouchMove(e) {
this.gestureLock.onTouchMove(e);
this.refesh();
},
onTouchEnd(e) {
const checkPoints = this.gestureLock.onTouchEnd(e);
if (!this.password.length || checkPoints.join('') == this.password.join('')) {
this.refesh();
this.$emit('end', checkPoints);
} else {
this.error = true;
setTimeout(() => {
this.refesh();
this.$emit('end', checkPoints);
}, 800);
}
},
refesh() {
this.error = false;
this.circleArray = this.gestureLock.getCycleArray();
this.lineArray = this.gestureLock.getLineArray();
this.activeLine = this.gestureLock.getActiveLine();
}
},
mounted() {
this.gestureLock = new GestureLock(this.containerWidth, this.cycleRadius);
this.refesh();
}
}
</script>
<style scoped>
.gesture-lock {
margin: 0 auto;
position: relative;
box-sizing: border-box;
overflow: auto;
}
.gesture-lock .cycle {
box-sizing: border-box;
position: absolute;
border: 2px solid #66aaff;
border-radius: 50%;
}
.gesture-lock .cycle.check:after {
content: "";
display: block;
position: absolute;
width: 32%;
height: 32%;
border: 2px solid #66aaff;
border-radius: 50%;
top: 50%;
left: 50%;
transform: translate(-50%, -50%);
}
.gesture-lock .line {
height: 0;
border-top: 2px solid #66aaff;
position: absolute;
transform-origin: left center;
}
.gesture-lock.error .cycle.check,
.gesture-lock.error .cycle.check:after,
.gesture-lock.error .line {
border-color: #ffa197;
}
</style>
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