@babylonjs/core
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40 lines • 1.87 kB
JavaScript
import { FlowGraphEventBlock } from "../../flowGraphEventBlock.js";
import { RichTypeAny, RichTypeNumber } from "../../flowGraphRichTypes.js";
import { RegisterClass } from "../../../Misc/typeStore.js";
import { _IsDescendantOf } from "../../utils.js";
/**
* A pointer over event block.
* This block can be used as an entry pointer to when a pointer is over a specific target mesh.
*/
export class FlowGraphPointerOverEventBlock extends FlowGraphEventBlock {
constructor(config) {
super(config);
this.type = "PointerOver" /* FlowGraphEventType.PointerOver */;
this.pointerId = this.registerDataOutput("pointerId", RichTypeNumber);
this.targetMesh = this.registerDataInput("targetMesh", RichTypeAny, config?.targetMesh);
this.meshUnderPointer = this.registerDataOutput("meshUnderPointer", RichTypeAny);
}
_executeEvent(context, payload) {
const mesh = this.targetMesh.getValue(context);
this.meshUnderPointer.setValue(payload.mesh, context);
// skip if we moved from a mesh that is under the hierarchy of the target mesh
const skipEvent = payload.out && _IsDescendantOf(payload.out, mesh);
this.pointerId.setValue(payload.pointerId, context);
if (!skipEvent && (payload.mesh === mesh || _IsDescendantOf(payload.mesh, mesh))) {
this._execute(context);
return !this.config?.stopPropagation;
}
return true;
}
_preparePendingTasks(_context) {
// no-op
}
_cancelPendingTasks(_context) {
// no-op
}
getClassName() {
return "FlowGraphPointerOverEventBlock" /* FlowGraphBlockNames.PointerOverEvent */;
}
}
RegisterClass("FlowGraphPointerOverEventBlock" /* FlowGraphBlockNames.PointerOverEvent */, FlowGraphPointerOverEventBlock);
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