@expofp/floorplan
Version:
Interactive floor plan library for expos and events
2 lines (1 loc) • 2.78 kB
JavaScript
import{createImageDef as w,getBounds as m,getRotation as L}from"../../renderer";import{pickDefaultScene as D}from"../../renderer/engine-core/defs";export function createIconManager(u,r){const l=new Map,d=new Map,f=new Map;function g(e,a){return a===void 0?e:`${e}#${a}`}function b(e,a){let t=d.get(e);t||(t=new Set,d.set(e,t)),t.add(a),f.set(a,e)}function k(e){const a=f.get(e);if(!a)return;const t=d.get(a);t&&t.delete(e),f.delete(e)}function h(e,a,t){const n=u.touchLayer(t.layer),i=w(t.canvas,m(t.x,t.y,t.canvas.width,t.canvas.height,r.scale,t.rotation),{hidden:t.hidden??!1,dim:t.dimmed??!1,origin:t.origin});n.children.push(i),r.onPtScale(e,c=>{const s=l.get(e);if(!(!s||s.imageDef.hidden))return s.imageDef.bounds=m(s.imageDef.bounds.center.x,s.imageDef.bounds.center.y,s.imageDef.source.width,s.imageDef.source.height,c,s.imageDef.bounds.rotation),s.imageDef}),t.cardinalSnap&&r.onRoll(e,c=>{const s=l.get(e);if(!s)return;const y=L(c,s.imageDef.bounds.rotation);if(y!==void 0)return s.imageDef.bounds.rotation+=y,s.imageDef});const o={imageDef:i,layerName:t.layer,callback:t.onClick??null};return l.set(e,o),b(a,e),o}function p(e,a,t,n){const i=u.resolveLayer(t.layerName),o=i.children,c=o.indexOf(t.imageDef);c>=0&&o.splice(c,1),u.touchedLayers.set(t.layerName,i),r.ptScaleRegistry.unregisterByName(e),r.rollRegistry.unregisterByName(e),l.delete(e),k(e),h(e,a,n)}function N(e,a,t,n){if(t.layerName!==n.layer)throw new Error(`renderer: icon "${e}" cannot move between layers (was "${t.layerName}", got "${n.layer}")`);if(t.imageDef.source!==n.canvas){p(e,a,t,n);return}t.imageDef.bounds=m(n.x,n.y,n.canvas.width,n.canvas.height,r.scale,n.rotation),t.imageDef.hidden=n.hidden??!1,t.imageDef.dim=n.dimmed??!1,t.callback=n.onClick??null,u.touchLayer(n.layer)}return{setIcon(e,a,t){const n=g(e,t);if(a===null){const o=l.get(n);o&&(o.imageDef.hidden=!0,o.callback=null,u.touchLayer(o.layerName));return}const i=l.get(n);i?N(n,e,i,a):h(n,e,a)},clearIcons(e){const a=typeof e=="string"?[e]:e;for(const t of a){const n=d.get(t);if(n)for(const i of n){const o=l.get(i);o&&(o.imageDef.hidden=!0,o.callback=null,u.touchLayer(o.layerName))}}},hideAll(){for(const e of l.values())e.imageDef.hidden=!0,e.callback=null,u.touchedLayers.set(e.layerName,u.resolveLayer(e.layerName))},destroy(){for(const e of l.keys())r.ptScaleRegistry.unregisterByName(e),r.rollRegistry.unregisterByName(e);l.clear(),d.clear(),f.clear()},handleClick({data:e}){const{defs:a}=D(e);for(const t of l.values())if(t.callback&&!t.imageDef.hidden&&a.includes(t.imageDef)){t.callback();return}},handleHover({data:e}){const a=r.renderer;if(!a)return;const{defs:t}=D(e);let n=!1;for(const i of l.values())if(i.callback&&!i.imageDef.hidden&&t.includes(i.imageDef)){n=!0;break}a.canvas.style.cursor=n?"pointer":""}}}