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- // 合并包围盒
- export function mergeBBox(bbox1, bbox2) {
- if (!bbox1 || !bbox2) {
- return bbox1 || bbox2;
- }
- return {
- minX: Math.min(bbox1.minX, bbox2.minX),
- minY: Math.min(bbox1.minY, bbox2.minY),
- maxX: Math.max(bbox1.maxX, bbox2.maxX),
- maxY: Math.max(bbox1.maxY, bbox2.maxY),
- };
- }
- // 合并箭头的包围盒
- export function mergeArrowBBox(shape, bbox) {
- var startArrowShape = shape.get('startArrowShape');
- var endArrowShape = shape.get('endArrowShape');
- var startArrowBBox = null;
- var endArrowBBox = null;
- if (startArrowShape) {
- startArrowBBox = startArrowShape.getCanvasBBox();
- bbox = mergeBBox(bbox, startArrowBBox);
- }
- if (endArrowShape) {
- endArrowBBox = endArrowShape.getCanvasBBox();
- bbox = mergeBBox(bbox, endArrowBBox);
- }
- return bbox;
- }
- //# sourceMappingURL=util.js.map
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