48 lines
1.9 KiB
JavaScript
48 lines
1.9 KiB
JavaScript
var __decorate = (this && this.__decorate) || function (decorators, target, key, desc) {
|
|
var c = arguments.length, r = c < 3 ? target : desc === null ? desc = Object.getOwnPropertyDescriptor(target, key) : desc, d;
|
|
if (typeof Reflect === "object" && typeof Reflect.decorate === "function") r = Reflect.decorate(decorators, target, key, desc);
|
|
else for (var i = decorators.length - 1; i >= 0; i--) if (d = decorators[i]) r = (c < 3 ? d(r) : c > 3 ? d(target, key, r) : d(target, key)) || r;
|
|
return c > 3 && r && Object.defineProperty(target, key, r), r;
|
|
};
|
|
import { FunctionExt } from '@antv/x6-common';
|
|
import { Base } from './base';
|
|
export class VirtualRenderManager extends Base {
|
|
init() {
|
|
this.resetRenderArea = FunctionExt.throttle(this.resetRenderArea, 200, {
|
|
leading: true,
|
|
});
|
|
this.resetRenderArea();
|
|
this.startListening();
|
|
}
|
|
startListening() {
|
|
this.graph.on('translate', this.resetRenderArea, this);
|
|
this.graph.on('scale', this.resetRenderArea, this);
|
|
this.graph.on('resize', this.resetRenderArea, this);
|
|
}
|
|
stopListening() {
|
|
this.graph.off('translate', this.resetRenderArea, this);
|
|
this.graph.off('scale', this.resetRenderArea, this);
|
|
this.graph.off('resize', this.resetRenderArea, this);
|
|
}
|
|
enableVirtualRender() {
|
|
this.options.virtual = true;
|
|
this.resetRenderArea();
|
|
}
|
|
disableVirtualRender() {
|
|
this.options.virtual = false;
|
|
this.graph.renderer.setRenderArea(undefined);
|
|
}
|
|
resetRenderArea() {
|
|
if (this.options.virtual) {
|
|
const renderArea = this.graph.getGraphArea();
|
|
this.graph.renderer.setRenderArea(renderArea);
|
|
}
|
|
}
|
|
dispose() {
|
|
this.stopListening();
|
|
}
|
|
}
|
|
__decorate([
|
|
Base.dispose()
|
|
], VirtualRenderManager.prototype, "dispose", null);
|
|
//# sourceMappingURL=virtual-render.js.map
|