Named exports for ol/proj/transforms

src/ol/proj.js

@@ -10,7 +10,7 @@ import Projection from './proj/Projection.js';
 import Units from './proj/Units.js';
 import _ol_proj_proj4_ from './proj/proj4.js';
 import _ol_proj_projections_ from './proj/projections.js';
-import _ol_proj_transforms_ from './proj/transforms.js';
+import {add as addTransformFunc, clear as clearTransformFuncs, get as getTransformFunc} from './proj/transforms.js';
 
 
 /**
@@ -93,7 +93,7 @@ export function identityTransform(input, opt_output, opt_dimension) {
  */
 export function addProjection(projection) {
   _ol_proj_projections_.add(projection.getCode(), projection);
-  _ol_proj_transforms_.add(projection, projection, cloneTransform);
+  addTransformFunc(projection, projection, cloneTransform);
 }
 
 
@@ -204,7 +204,7 @@ export function addEquivalentProjections(projections) {
   projections.forEach(function(source) {
     projections.forEach(function(destination) {
       if (source !== destination) {
-        _ol_proj_transforms_.add(source, destination, cloneTransform);
+        addTransformFunc(source, destination, cloneTransform);
       }
     });
   });
@@ -227,8 +227,8 @@ export function addEquivalentProjections(projections) {
 export function addEquivalentTransforms(projections1, projections2, forwardTransform, inverseTransform) {
   projections1.forEach(function(projection1) {
     projections2.forEach(function(projection2) {
-      _ol_proj_transforms_.add(projection1, projection2, forwardTransform);
-      _ol_proj_transforms_.add(projection2, projection1, inverseTransform);
+      addTransformFunc(projection1, projection2, forwardTransform);
+      addTransformFunc(projection2, projection1, inverseTransform);
     });
   });
 }
@@ -239,7 +239,7 @@ export function addEquivalentTransforms(projections1, projections2, forwardTrans
  */
 export function clearAllProjections() {
   _ol_proj_projections_.clear();
-  _ol_proj_transforms_.clear();
+  clearTransformFuncs();
 }
 
 
@@ -314,10 +314,8 @@ export function createTransformFromCoordinateTransform(coordTransform) {
 export function addCoordinateTransforms(source, destination, forward, inverse) {
   var sourceProj = get(source);
   var destProj = get(destination);
-  _ol_proj_transforms_.add(sourceProj, destProj,
-      createTransformFromCoordinateTransform(forward));
-  _ol_proj_transforms_.add(destProj, sourceProj,
-      createTransformFromCoordinateTransform(inverse));
+  addTransformFunc(sourceProj, destProj, createTransformFromCoordinateTransform(forward));
+  addTransformFunc(destProj, sourceProj, createTransformFromCoordinateTransform(inverse));
 }
 
 
@@ -392,7 +390,6 @@ export function equivalent(projection1, projection2) {
 export function getTransformFromProjections(sourceProjection, destinationProjection) {
   var sourceCode = sourceProjection.getCode();
   var destinationCode = destinationProjection.getCode();
-  var transformFunc = _ol_proj_transforms_.get(sourceCode, destinationCode);
   if (!transformFunc) {
     var proj4js = _ol_proj_proj4_.get();
     if (typeof proj4js == 'function') {
@@ -411,6 +408,7 @@ export function getTransformFromProjections(sourceProjection, destinationProject
       }
     }
   }
+  var transformFunc = getTransformFunc(sourceCode, destinationCode);
   if (!transformFunc) {
     transformFunc = identityTransform;
   }

src/ol/proj/transforms.js

@@ -2,22 +2,21 @@
  * @module ol/proj/transforms
  */
 import _ol_obj_ from '../obj.js';
-var _ol_proj_transforms_ = {};
 
 
 /**
  * @private
  * @type {Object.<string, Object.<string, ol.TransformFunction>>}
  */
-_ol_proj_transforms_.cache_ = {};
+var transforms = {};
 
 
 /**
  * Clear the transform cache.
  */
-_ol_proj_transforms_.clear = function() {
-  _ol_proj_transforms_.cache_ = {};
-};
+export function clear() {
+  transforms = {};
+}
 
 
 /**
@@ -28,15 +27,14 @@ _ol_proj_transforms_.clear = function() {
  * @param {ol.proj.Projection} destination Destination.
  * @param {ol.TransformFunction} transformFn Transform.
  */
-_ol_proj_transforms_.add = function(source, destination, transformFn) {
+export function add(source, destination, transformFn) {
   var sourceCode = source.getCode();
   var destinationCode = destination.getCode();
-  var transforms = _ol_proj_transforms_.cache_;
   if (!(sourceCode in transforms)) {
     transforms[sourceCode] = {};
   }
   transforms[sourceCode][destinationCode] = transformFn;
-};
+}
 
 
 /**
@@ -48,17 +46,16 @@ _ol_proj_transforms_.add = function(source, destination, transformFn) {
  * @param {ol.proj.Projection} destination Destination projection.
  * @return {ol.TransformFunction} transformFn The unregistered transform.
  */
-_ol_proj_transforms_.remove = function(source, destination) {
+export function remove(source, destination) {
   var sourceCode = source.getCode();
   var destinationCode = destination.getCode();
-  var transforms = _ol_proj_transforms_.cache_;
   var transform = transforms[sourceCode][destinationCode];
   delete transforms[sourceCode][destinationCode];
   if (_ol_obj_.isEmpty(transforms[sourceCode])) {
     delete transforms[sourceCode];
   }
   return transform;
-};
+}
 
 
 /**
@@ -67,12 +64,10 @@ _ol_proj_transforms_.remove = function(source, destination) {
  * @param {string} destinationCode The code for the destination projection.
  * @return {ol.TransformFunction|undefined} The transform function (if found).
  */
-_ol_proj_transforms_.get = function(sourceCode, destinationCode) {
+export function get(sourceCode, destinationCode) {
   var transform;
-  var transforms = _ol_proj_transforms_.cache_;
   if (sourceCode in transforms && destinationCode in transforms[sourceCode]) {
     transform = transforms[sourceCode][destinationCode];
   }
   return transform;
-};
-export default _ol_proj_transforms_;
+}