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禁止widget移出workbench画布边缘 #4

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禁止widget移出workbench画布边缘 #4

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32 changes: 29 additions & 3 deletions report-ui/src/views/bigscreenDesigner/designer/widget/widget.vue
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Original file line number Diff line number Diff line change
Expand Up @@ -106,7 +106,9 @@ export default {
data: {
setup: {},
data: {},
position: {}
position: {},
leftMargin: null,
topMargin: null
}
};
},
Expand All @@ -118,10 +120,10 @@ export default {
return this.value.position.height;
},
widgetsLeft() {
return this.value.position.left;
return this.value.position.left >= this.leftMargin ? this.leftMargin : this.value.position.left;
},
widgetsTop() {
return this.value.position.top;
return this.value.position.top >= this.topMargin ? this.topMargin : this.value.position.top;
},
widgetsZIndex() {
return this.value.position.zIndex || 1;
Expand All @@ -133,6 +135,30 @@ export default {
handleBlur({ index, left, top, width, height }) {
this.$emit("onActivated", { index, left, top, width, height });
this.$refs.draggable.setActive(true);
// 处理widget超出workbench的问题
this.handleBoundary({ index, left, top, width, height })
},
handleBoundary({ index, left, top, width, height }) {
// 计算workbench的X轴边界值
// 组件距离左侧宽度 + 组件宽度 > 大屏总宽度时，右侧边界值 = (大屏宽度 - 组件宽度)；左侧边界值 = 0
const { bigscreenWidth, bigscreenHeight } = this.bigscreen;
const xBoundaryValue = (left + width) > bigscreenWidth ? bigscreenWidth - width : left < 0 ? 0 : left;
// 初始化X轴边界值
this.leftMargin = left;

// 计算Y轴边界值
const yBoundaryValue = (top + height) > bigscreenHeight ? bigscreenHeight - height : top < 0 ? 0 : top;
// 初始化Y轴边界值
this.topMargin = top;

// 若位置超出边界值则重新设置位置
if (this.leftMargin != xBoundaryValue || this.topMargin != yBoundaryValue) {
this.$nextTick(() => {
this.leftMargin = xBoundaryValue;
this.topMargin = yBoundaryValue;
this.$emit("onActivated", { index, left: xBoundaryValue, top: yBoundaryValue, width, height });
})
}
}
}
};
Expand Down