@arcgis/core/views/2d/viewpointUtils.js

ArcGIS Maps SDK for JavaScript: A complete 2D and 3D mapping and data visualization API

/* COPYRIGHT Esri - https://js.arcgis.com/5.0.8/LICENSE.txt */
import t from"../../Viewpoint.js";import e from"../../core/Collection.js";import{deg2rad as r}from"../../core/mathUtils.js";import{getMetersPerUnitForSR as n}from"../../core/units.js";import{toRadian as o}from"../../core/libs/gl-matrix-2/math/common.js";import{fromTranslation as a,rotate as i,scale as c,translate as s,fromScaling as u,fromRotation as l,invert as f}from"../../core/libs/gl-matrix-2/math/mat2d.js";import{create as m}from"../../core/libs/gl-matrix-2/factories/mat2df64.js";import{negate as y,scale as p,set as g,copy as x,sub as h,subtract as b,normalize as w,cross as d,dot as j,length as G,transformMat2d as R,add as A}from"../../core/libs/gl-matrix-2/math/vec2.js";import{create as S,fromValues as k}from"../../core/libs/gl-matrix-2/factories/vec2f64.js";import M from"../../geometry/Extent.js";import v from"../../geometry/Geometry.js";import z from"../../geometry/Point.js";import{isLoaded as C,canProjectWithoutEngine as F,load as N,project as I}from"../../geometry/projectionUtils.js";import V from"../../geometry/SpatialReference.js";import{getClosestDenormalizedXToReference as q,getDenormalizedExtent as L}from"../../geometry/support/normalizeUtils.js";import{getInfo as P,isValid as U,equals as E}from"../../geometry/support/spatialReferenceUtils.js";const O=96,Q=39.37,T=180/Math.PI;function B(t){return t.wkid?t:t.spatialReference||V.WGS84}function D(t,e){return e.type?g(t,e.x,e.y):x(t,e)}function W(t){return n(t)}function H(t,e,n=0){let o=t.width,a=t.height;if(0!==n){const e=r(n),i=Math.abs(Math.cos(e)),c=Math.abs(Math.sin(e));o=t.width*i+t.height*c,a=t.width*c+t.height*i}const i=Math.max(1,e[0]),c=Math.max(1,e[1]);return Math.max(o/i,a/c)*ct(t.spatialReference)}async function J(t,r,n,o){let a,i;if(!t)return null;if(Array.isArray(t)&&!t.length)return null;if(e.isCollection(t)&&(t=t.toArray()),Array.isArray(t)&&t.length&&"object"==typeof t[0]){const e=t.every(t=>"attributes"in t),a=t.some(t=>!t.geometry);let i=t;if(e&&a&&r&&r.allLayerViews){const e=new Map;for(const r of t){const t=r.layer,n=e.get(t)||[],o=r.attributes[t.objectIdField];null!=o&&n.push(o),e.set(t,n)}const n=[];e.forEach((t,e)=>{const o=r.allLayerViews?.find(t=>t.layer.id===e.id);if(o&&"queryFeatures"in o){const r=e.createQuery();r.objectIds=t,r.returnGeometry=!0,n.push(o.queryFeatures(r))}});const o=await Promise.all(n),a=[];for(const t of o)if(t&&t.features&&t.features.length)for(const e of t.features)null!=e.geometry&&a.push(e.geometry);i=a}for(const t of i)o=await J(t,r,n,o);return o}if(Array.isArray(t)&&2===t.length&&"number"==typeof t[0]&&"number"==typeof t[1])a=new z(t);else if(t instanceof v)a=t;else if("geometry"in t)if(t.geometry)a=t.geometry;else if(t.layer){const e=t.layer,n=r.allLayerViews?.find(t=>t.layer.id===e.id);if(n&&"queryFeatures"in n){const r=e.createQuery();r.objectIds=[t.attributes[e.objectIdField]],r.returnGeometry=!0;const o=await n.queryFeatures(r);a=o?.features?.[0]?.geometry}}if(null==a)return null;switch(a.type){case"point":i=new M({xmin:a.x,ymin:a.y,xmax:a.x,ymax:a.y,spatialReference:a.spatialReference});break;case"extent":case"multipoint":case"polygon":case"polyline":i=L(a);break;default:i=a.extent}if(!i)return null;C()||F(i.spatialReference,n)||await N();const c=I(i,n);if(!c)return null;if(o){const t=c.center,e=t.clone();e.x=q(t.x,o.center.x,n),e.x!==t.x&&c.centerAt(e),o=o.union(c)}else o=c;return o}function K(t){if(t&&(!Array.isArray(t)||"number"!=typeof t[0])&&("object"==typeof t||Array.isArray(t)&&"object"==typeof t[0])){if("layer"in t&&null!=t.layer?.minScale&&null!=t.layer.maxScale){const e=t.layer;return{min:e.minScale,max:e.maxScale}}if(Array.isArray(t)&&t.length&&t.every(t=>"layer"in t)){let e=0,r=0;for(const n of t){const t=n.layer;t?.minScale&&t.maxScale&&(e=t.minScale<e?t.minScale:e,r=t.maxScale>r?t.maxScale:r)}return e&&r?{min:e,max:r}:null}}}function X(t,e){const r=B(t);return E(r,e)||r.imageCoordinateSystem||e.imageCoordinateSystem?t:I(t,e)}async function Y(e,r){if(!e||!r)return new t({targetGeometry:new z,scale:0,rotation:0});let n=r.spatialReference;const{constraints:o,padding:a,viewpoint:i,size:c}=r,s=[a?c[0]-a.left-a.right:c[0],a?c[1]-a.top-a.bottom:c[1]];let u=null;e instanceof t?u=e:e.viewpoint?u=e.viewpoint:e.target&&"esri.Viewpoint"===e.target.declaredClass&&(u=e.target);let l=null;u?.targetGeometry?l=u.targetGeometry:e instanceof M?l=e:e instanceof v?l=await J(e,r,n):e&&(l=await J(e.center,r,n)||await J(e.target,r,n)||await J(e,r,n)),!l&&i?.targetGeometry?l=i.targetGeometry:!l&&r.extent&&(l=r.extent),n||(n=B(r.spatialReference||r.extent||l)),C()||E(l.spatialReference,n)||F(l.spatialReference,n)||await N();const f=X(l,n),m="center"in f?f.center:f;!1!==r.pickClosestTarget&&"point"===m.type&&"point"===i.targetGeometry?.type&&(m.x=q(m.x,i.targetGeometry.x,m.spatialReference));let y=0;u?y=u.rotation:e.hasOwnProperty("rotation")?y=e.rotation:i&&(y=i.rotation);let p=0;p=null!=u?.targetGeometry&&"point"===u.targetGeometry.type?u.scale:"scale"in e&&e.scale?e.scale:"zoom"in e&&-1!==e.zoom&&o&&o.effectiveLODs?o.zoomToScale(e.zoom):Array.isArray(l)||"point"===l.type||"extent"===l.type&&0===l.width&&0===l.height?i.scale:H(X(l.extent,n),s,y);const g=K(e.target??e);g&&(g.min&&g.min<p?p=g.min:g.max&&g.max>p&&(p=g.max));let x=new t({targetGeometry:m,scale:p,rotation:y});return o&&(x=o.fit(x),o.constrainByGeometry(x),o.rotationEnabled||(x.rotation=i.rotation)),x}function Z(t,e){const r=t.targetGeometry,n=e.targetGeometry;return r.x=n.x,r.y=n.y,r.spatialReference=n.spatialReference,t.scale=e.scale,t.rotation=e.rotation,t}function $(t,e,r){return r?g(t,.5*(e[0]-r.right+r.left),.5*(e[1]-r.bottom+r.top)):p(t,e,.5)}const _=function(){const t=S();return function(e,r,n){const o=r.targetGeometry;D(t,o);const a=.5*ot(r);return e.xmin=t[0]-a*n[0],e.ymin=t[1]-a*n[1],e.xmax=t[0]+a*n[0],e.ymax=t[1]+a*n[1],e.spatialReference=o.spatialReference,e}}();function tt(t,e,r,n,o){return xt(t,e,r.center),t.scale=H(r,n),o?.constraints?.constrain(t),t}function et(t,e,r,n){return lt(t,e,r,n),f(t,t)}const rt=function(){const t=S();return function(e,r,n){return h(e,st(e,r),$(t,r,n))}}(),nt=function(){const t=m(),e=S();return function(r,n,o,a){const c=ot(n),l=it(n);return g(e,c,c),u(t,e),i(t,t,l),s(t,t,rt(e,o,a)),s(t,t,[0,a.top-a.bottom]),g(r,t[4],t[5])}}();function ot(t){return t.scale*at(t.targetGeometry?.spatialReference)}function at(t){return U(t)?1/(W(t)*Q*O):1}function it(t){return o(t.rotation)||0}function ct(t){return U(t)?W(t)*Q*O:1}function st(t,e){return p(t,e,.5)}const ut=function(){const t=S(),e=S(),r=S();return function(n,o,u,l,f,m){return y(t,o),p(e,u,.5*m),g(r,1/l*m,-1/l*m),a(n,e),f&&i(n,n,f),c(n,n,r),s(n,n,t),n}}(),lt=function(){const t=S();return function(e,r,n,o){const a=ot(r),i=it(r);return D(t,r.targetGeometry),ut(e,t,n,a,i,o)}}(),ft=function(){const t=S();return function(e,r,n,o){const a=ot(r);return D(t,r.targetGeometry),ut(e,t,n,a,0,o)}}();function mt(t){const e=P(t);return e?e.valid[1]-e.valid[0]:0}function yt(t,e){return Math.round(mt(t)/e)}const pt=function(){const t=S(),e=S(),r=[0,0,0];return function(n,o,a){b(t,n,o),w(t,t),b(e,n,a),w(e,e),d(r,t,e);let i=Math.acos(j(t,e)/(G(t)*G(e)))*T;return r[2]<0&&(i=-i),isNaN(i)&&(i=0),i}}(),gt=function(){const t=S();return function(e,r,n,o){const a=e.targetGeometry;return Z(e,r),nt(t,r,n,o),a.x+=t[0],a.y+=t[1],e}}(),xt=function(t,e,r){Z(t,e);const n=t.targetGeometry;return n.x=r.x,n.y=r.y,n.spatialReference=r.spatialReference,t},ht=function(){const t=S();return function(e,r,n,o,a){a||(a="center"),h(t,n,o),p(t,t,.5);const i=t[0],c=t[1];switch(a){case"center":g(t,0,0);break;case"left":g(t,-i,0);break;case"top":g(t,0,c);break;case"right":g(t,i,0);break;case"bottom":g(t,0,-c);break;case"top-left":g(t,-i,c);break;case"bottom-left":g(t,-i,-c);break;case"top-right":g(t,i,c);break;case"bottom-right":g(t,i,-c)}return kt(e,r,t),e}}();function bt(t,e,r){return Z(t,e),t.rotation+=r,t}function wt(t,e,r){return Z(t,e),t.rotation=r,t}const dt=function(){const t=S();return function(e,r,n,o,a){return Z(e,r),isNaN(n)||0===n||(At(t,o,r,a),e.scale=r.scale*n,St(t,t,e,a),kt(e,e,g(t,t[0]-o[0],o[1]-t[1]))),e}}();function jt(t,e,r){return Z(t,e),t.scale=r,t}const Gt=function(){const t=S();return function(e,r,n,o,a,i){return Z(e,r),isNaN(n)||0===n||(At(t,a,r,i),e.scale=r.scale*n,e.rotation+=o,St(t,t,e,i),kt(e,e,g(t,t[0]-a[0],a[1]-t[1]))),e}}(),Rt=function(){const t=S(),e=S();return function(r,n,o,a,i,c,s){return rt(e,c,s),A(t,i,e),a?Gt(r,n,o,a,t,c):dt(r,n,o,t,c)}}(),At=function(){const t=m();return function(e,r,n,o){return R(e,r,et(t,n,o,1))}}(),St=function(){const t=m();return function(e,r,n,o){return R(e,r,lt(t,n,o,1))}}(),kt=function(){const t=S(),e=m();return function(r,n,o){Z(r,n);const a=ot(n),i=r.targetGeometry;return l(e,it(n)),c(e,e,k(a,a)),R(t,o,e),i.x+=t[0],i.y+=t[1],r}}();export{gt as addPadding,pt as angleBetween,xt as centerAt,Z as copy,Y as create,H as extentToScale,$ as getAnchor,_ as getExtent,ut as getMatrix,nt as getPaddingMapTranslation,rt as getPaddingScreenTranslation,ot as getResolution,ct as getResolutionToScaleFactor,at as getScaleToResolutionFactor,lt as getTransform,ft as getTransformNoRotation,yt as getWorldScreenWidth,mt as getWorldWidth,Rt as padAndScaleAndRotateBy,ht as resize,bt as rotateBy,wt as rotateTo,Gt as scaleAndRotateBy,jt as scaleTo,tt as setExtent,At as toMap,St as toScreen,kt as translateBy};