52 lines
1.3 KiB
JavaScript
52 lines
1.3 KiB
JavaScript
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'use strict';
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var is = require('../../../util/ModelUtil').is;
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var roundBounds = require('diagram-js/lib/layout/LayoutUtil').roundBounds;
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var SLIGHTLY_HIGHER_PRIORITY = 1001;
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/**
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* Invoke {@link Modeling#resizeLane} instead of
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* {@link Modeling#resizeShape} when resizing a Lane
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* or Participant shape.
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*/
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function ResizeLaneBehavior(eventBus, modeling) {
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/**
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* Intercept resize end and call resize lane function instead.
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*/
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eventBus.on('resize.end', SLIGHTLY_HIGHER_PRIORITY, function(event) {
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var context = event.context,
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shape = context.shape,
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canExecute = context.canExecute,
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newBounds = context.newBounds,
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balanced;
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if (is(shape, 'bpmn:Lane') || is(shape, 'bpmn:Participant')) {
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if (canExecute) {
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// should we resize the opposite lane(s) in
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// order to compensate for the resize operation?
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balanced = !(event.originalEvent && event.originalEvent.altKey);
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// ensure we have actual pixel values for new bounds
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// (important when zoom level was > 1 during move)
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newBounds = roundBounds(newBounds);
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// perform the actual resize
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modeling.resizeLane(shape, newBounds, balanced);
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}
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// stop propagation
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return false;
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}
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});
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}
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ResizeLaneBehavior.$inject = [ 'eventBus', 'modeling' ];
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module.exports = ResizeLaneBehavior;
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