ant-design-vue/components/tooltip/placements.ts

111 lines
2.5 KiB
TypeScript

import { placements } from '../vc-tooltip/src/placements';
const autoAdjustOverflowEnabled = {
adjustX: 1,
adjustY: 1,
};
const autoAdjustOverflowDisabled = {
adjustX: 0,
adjustY: 0,
};
const targetOffset = [0, 0];
export interface AdjustOverflow {
adjustX?: 0 | 1;
adjustY?: 0 | 1;
}
export interface PlacementsConfig {
arrowWidth?: number;
horizontalArrowShift?: number;
verticalArrowShift?: number;
arrowPointAtCenter?: boolean;
autoAdjustOverflow?: boolean | AdjustOverflow;
}
export function getOverflowOptions(autoAdjustOverflow?: boolean | AdjustOverflow) {
if (typeof autoAdjustOverflow === 'boolean') {
return autoAdjustOverflow ? autoAdjustOverflowEnabled : autoAdjustOverflowDisabled;
}
return {
...autoAdjustOverflowDisabled,
...autoAdjustOverflow,
};
}
export default function getPlacements(config: PlacementsConfig) {
const {
arrowWidth = 5,
horizontalArrowShift = 16,
verticalArrowShift = 8,
autoAdjustOverflow,
} = config;
const placementMap = {
left: {
points: ['cr', 'cl'],
offset: [-4, 0],
},
right: {
points: ['cl', 'cr'],
offset: [4, 0],
},
top: {
points: ['bc', 'tc'],
offset: [0, -4],
},
bottom: {
points: ['tc', 'bc'],
offset: [0, 4],
},
topLeft: {
points: ['bl', 'tc'],
offset: [-(horizontalArrowShift + arrowWidth), -4],
},
leftTop: {
points: ['tr', 'cl'],
offset: [-4, -(verticalArrowShift + arrowWidth)],
},
topRight: {
points: ['br', 'tc'],
offset: [horizontalArrowShift + arrowWidth, -4],
},
rightTop: {
points: ['tl', 'cr'],
offset: [4, -(verticalArrowShift + arrowWidth)],
},
bottomRight: {
points: ['tr', 'bc'],
offset: [horizontalArrowShift + arrowWidth, 4],
},
rightBottom: {
points: ['bl', 'cr'],
offset: [4, verticalArrowShift + arrowWidth],
},
bottomLeft: {
points: ['tl', 'bc'],
offset: [-(horizontalArrowShift + arrowWidth), 4],
},
leftBottom: {
points: ['br', 'cl'],
offset: [-4, verticalArrowShift + arrowWidth],
},
};
Object.keys(placementMap).forEach(key => {
placementMap[key] = config.arrowPointAtCenter
? {
...placementMap[key],
overflow: getOverflowOptions(autoAdjustOverflow),
targetOffset,
}
: {
...placements[key],
overflow: getOverflowOptions(autoAdjustOverflow),
};
placementMap[key].ignoreShake = true;
});
return placementMap;
}