Inline goog.isDef() property checks

src/ol/geolocation.js

@@ -90,10 +90,10 @@ ol.Geolocation = function(opt_options) {
       this, ol.Object.getChangeEventType(ol.GeolocationProperty.TRACKING),
       this.handleTrackingChanged_, false, this);
 
-  if (goog.isDef(options.projection)) {
+  if (options.projection !== undefined) {
     this.setProjection(ol.proj.get(options.projection));
   }
-  if (goog.isDef(options.trackingOptions)) {
+  if (options.trackingOptions !== undefined) {
     this.setTrackingOptions(options.trackingOptions);
   }
 

src/ol/has.js

@@ -44,7 +44,7 @@ ol.has.CANVAS = ol.ENABLE_CANVAS && (
         if (goog.isNull(context)) {
           return false;
         } else {
-          if (goog.isDef(context.setLineDash)) {
+          if (context.setLineDash !== undefined) {
             ol.has.CANVAS_LINE_DASH = true;
           }
           return true;

src/ol/layer/layergroup.js

@@ -226,8 +226,8 @@ ol.layer.Group.prototype.getLayerStatesArray = function(opt_states) {
         layerState.maxResolution, ownLayerState.maxResolution);
     layerState.minResolution = Math.max(
         layerState.minResolution, ownLayerState.minResolution);
-    if (goog.isDef(ownLayerState.extent)) {
-      if (goog.isDef(layerState.extent)) {
+    if (ownLayerState.extent !== undefined) {
+      if (layerState.extent !== undefined) {
         layerState.extent = ol.extent.getIntersection(
             layerState.extent, ownLayerState.extent);
       } else {

src/ol/map.js

@@ -1452,7 +1452,7 @@ ol.Map.createOptionsInternal = function(options) {
    * @type {Element|Document}
    */
   var keyboardEventTarget = null;
-  if (goog.isDef(options.keyboardEventTarget)) {
+  if (options.keyboardEventTarget !== undefined) {
     // cannot use goog.dom.getElement because its argument cannot be
     // of type Document
     keyboardEventTarget = goog.isString(options.keyboardEventTarget) ?
@@ -1498,7 +1498,7 @@ ol.Map.createOptionsInternal = function(options) {
    * @type {Array.<ol.RendererType>}
    */
   var rendererTypes;
-  if (goog.isDef(options.renderer)) {
+  if (options.renderer !== undefined) {
     if (goog.isArray(options.renderer)) {
       rendererTypes = options.renderer;
     } else if (goog.isString(options.renderer)) {
@@ -1533,7 +1533,7 @@ ol.Map.createOptionsInternal = function(options) {
   }
 
   var controls;
-  if (goog.isDef(options.controls)) {
+  if (options.controls !== undefined) {
     if (goog.isArray(options.controls)) {
       controls = new ol.Collection(options.controls.slice());
     } else {
@@ -1546,7 +1546,7 @@ ol.Map.createOptionsInternal = function(options) {
   }
 
   var interactions;
-  if (goog.isDef(options.interactions)) {
+  if (options.interactions !== undefined) {
     if (goog.isArray(options.interactions)) {
       interactions = new ol.Collection(options.interactions.slice());
     } else {
@@ -1559,7 +1559,7 @@ ol.Map.createOptionsInternal = function(options) {
   }
 
   var overlays;
-  if (goog.isDef(options.overlays)) {
+  if (options.overlays !== undefined) {
     if (goog.isArray(options.overlays)) {
       overlays = new ol.Collection(options.overlays.slice());
     } else {

src/ol/overlay.js

@@ -158,7 +158,7 @@ ol.Overlay = function(options) {
       this, ol.Object.getChangeEventType(ol.OverlayProperty.POSITIONING),
       this.handlePositioningChanged, false, this);
 
-  if (goog.isDef(options.element)) {
+  if (options.element !== undefined) {
     this.setElement(options.element);
   }
 
@@ -168,7 +168,7 @@ ol.Overlay = function(options) {
       /** @type {ol.OverlayPositioning} */ (options.positioning) :
       ol.OverlayPositioning.TOP_LEFT);
 
-  if (goog.isDef(options.position)) {
+  if (options.position !== undefined) {
     this.setPosition(options.position);
   }
 

src/ol/proj/proj.js

@@ -155,7 +155,7 @@ ol.proj.Projection = function(options) {
       if (!goog.isDef(options.units)) {
         var units = def.units;
         if (!goog.isDef(units)) {
-          if (goog.isDef(def.to_meter)) {
+          if (def.to_meter !== undefined) {
             units = def.to_meter.toString();
             ol.proj.METERS_PER_UNIT[units] = def.to_meter;
           }

src/ol/render/canvas/canvasreplay.js

@@ -1194,10 +1194,10 @@ ol.render.canvas.PolygonReplay.prototype.drawFlatCoordinatess_ =
   // FIXME or all polygons together?
   var fillInstruction = [ol.render.canvas.Instruction.FILL];
   this.hitDetectionInstructions.push(fillInstruction);
-  if (goog.isDef(state.fillStyle)) {
+  if (state.fillStyle !== undefined) {
     this.instructions.push(fillInstruction);
   }
-  if (goog.isDef(state.strokeStyle)) {
+  if (state.strokeStyle !== undefined) {
     goog.asserts.assert(goog.isDef(state.lineWidth),
         'state.lineWidth should be defined');
     var strokeInstruction = [ol.render.canvas.Instruction.STROKE];
@@ -1230,7 +1230,7 @@ ol.render.canvas.PolygonReplay.prototype.drawCircleGeometry =
   this.hitDetectionInstructions.push(
       [ol.render.canvas.Instruction.SET_FILL_STYLE,
        ol.color.asString(ol.render.canvas.defaultFillStyle)]);
-  if (goog.isDef(state.strokeStyle)) {
+  if (state.strokeStyle !== undefined) {
     this.hitDetectionInstructions.push(
         [ol.render.canvas.Instruction.SET_STROKE_STYLE,
          state.strokeStyle, state.lineWidth, state.lineCap, state.lineJoin,
@@ -1247,10 +1247,10 @@ ol.render.canvas.PolygonReplay.prototype.drawCircleGeometry =
   this.hitDetectionInstructions.push(beginPathInstruction, circleInstruction);
   var fillInstruction = [ol.render.canvas.Instruction.FILL];
   this.hitDetectionInstructions.push(fillInstruction);
-  if (goog.isDef(state.fillStyle)) {
+  if (state.fillStyle !== undefined) {
     this.instructions.push(fillInstruction);
   }
-  if (goog.isDef(state.strokeStyle)) {
+  if (state.strokeStyle !== undefined) {
     goog.asserts.assert(goog.isDef(state.lineWidth),
         'state.lineWidth should be defined');
     var strokeInstruction = [ol.render.canvas.Instruction.STROKE];
@@ -1283,7 +1283,7 @@ ol.render.canvas.PolygonReplay.prototype.drawPolygonGeometry =
   this.hitDetectionInstructions.push(
       [ol.render.canvas.Instruction.SET_FILL_STYLE,
        ol.color.asString(ol.render.canvas.defaultFillStyle)]);
-  if (goog.isDef(state.strokeStyle)) {
+  if (state.strokeStyle !== undefined) {
     this.hitDetectionInstructions.push(
         [ol.render.canvas.Instruction.SET_STROKE_STYLE,
          state.strokeStyle, state.lineWidth, state.lineCap, state.lineJoin,
@@ -1319,7 +1319,7 @@ ol.render.canvas.PolygonReplay.prototype.drawMultiPolygonGeometry =
   this.hitDetectionInstructions.push(
       [ol.render.canvas.Instruction.SET_FILL_STYLE,
        ol.color.asString(ol.render.canvas.defaultFillStyle)]);
-  if (goog.isDef(state.strokeStyle)) {
+  if (state.strokeStyle !== undefined) {
     this.hitDetectionInstructions.push(
         [ol.render.canvas.Instruction.SET_STROKE_STYLE,
          state.strokeStyle, state.lineWidth, state.lineCap, state.lineJoin,
@@ -1887,7 +1887,7 @@ ol.render.canvas.ReplayGroup.prototype.forEachFeatureAtCoordinate = function(
    * @type {ol.Extent}
    */
   var hitExtent;
-  if (goog.isDef(this.renderBuffer_)) {
+  if (this.renderBuffer_ !== undefined) {
     hitExtent = ol.extent.createEmpty();
     ol.extent.extendCoordinate(hitExtent, coordinate);
     ol.extent.buffer(hitExtent, resolution * this.renderBuffer_, hitExtent);

src/ol/render/webgl/webglreplay.js

@@ -1163,7 +1163,7 @@ ol.render.webgl.ReplayGroup.prototype.forEachFeatureAtCoordinate = function(
    * @type {ol.Extent}
    */
   var hitExtent;
-  if (goog.isDef(this.renderBuffer_)) {
+  if (this.renderBuffer_ !== undefined) {
     // build an extent around the coordinate, so that only features that
     // intersect this extent are checked
     hitExtent = ol.extent.buffer(

src/ol/renderer/canvas/canvasimagelayerrenderer.js

@@ -163,7 +163,7 @@ ol.renderer.canvas.ImageLayer.prototype.prepareFrame =
   var hints = frameState.viewHints;
 
   var renderedExtent = frameState.extent;
-  if (goog.isDef(layerState.extent)) {
+  if (layerState.extent !== undefined) {
     renderedExtent = ol.extent.getIntersection(
         renderedExtent, layerState.extent);
   }

src/ol/renderer/canvas/canvastilelayerrenderer.js

@@ -217,7 +217,7 @@ ol.renderer.canvas.TileLayer.prototype.prepareFrame =
     extent = frameState.extent;
   }
 
-  if (goog.isDef(layerState.extent)) {
+  if (layerState.extent !== undefined) {
     extent = ol.extent.getIntersection(extent, layerState.extent);
   }
   if (ol.extent.isEmpty(extent)) {

src/ol/renderer/dom/domimagelayerrenderer.js

@@ -94,7 +94,7 @@ ol.renderer.dom.ImageLayer.prototype.prepareFrame =
   var hints = frameState.viewHints;
 
   var renderedExtent = frameState.extent;
-  if (goog.isDef(layerState.extent)) {
+  if (layerState.extent !== undefined) {
     renderedExtent = ol.extent.getIntersection(
         renderedExtent, layerState.extent);
   }

src/ol/renderer/dom/domtilelayerrenderer.js

@@ -119,7 +119,7 @@ ol.renderer.dom.TileLayer.prototype.prepareFrame =
     extent = frameState.extent;
   }
 
-  if (goog.isDef(layerState.extent)) {
+  if (layerState.extent !== undefined) {
     extent = ol.extent.getIntersection(extent, layerState.extent);
   }
 

src/ol/renderer/webgl/webglimagelayerrenderer.js

@@ -118,7 +118,7 @@ ol.renderer.webgl.ImageLayer.prototype.prepareFrame =
   var hints = frameState.viewHints;
 
   var renderedExtent = frameState.extent;
-  if (goog.isDef(layerState.extent)) {
+  if (layerState.extent !== undefined) {
     renderedExtent = ol.extent.getIntersection(
         renderedExtent, layerState.extent);
   }

src/ol/renderer/webgl/webgltilelayerrenderer.js

@@ -251,7 +251,7 @@ ol.renderer.webgl.TileLayer.prototype.prepareFrame =
       for (y = tileRange.minY; y <= tileRange.maxY; ++y) {
 
         tile = tileSource.getTile(z, x, y, pixelRatio, projection);
-        if (goog.isDef(layerState.extent)) {
+        if (layerState.extent !== undefined) {
           // ignore tiles outside layer extent
           tileExtent = tileGrid.getTileCoordExtent(tile.tileCoord, tmpExtent);
           if (!ol.extent.intersects(tileExtent, layerState.extent)) {

src/ol/source/imagemapguidesource.js

@@ -50,7 +50,7 @@ ol.source.ImageMapGuide = function(options) {
   this.params_ = goog.isDef(options.params) ? options.params : {};
 
   var imageUrlFunction;
-  if (goog.isDef(options.url)) {
+  if (options.url !== undefined) {
     imageUrlFunction = ol.ImageUrlFunction.createFromParamsFunction(
         options.url, this.params_, goog.bind(this.getUrl, this));
   } else {

src/ol/source/imagestaticsource.js

@@ -27,7 +27,7 @@ ol.source.ImageStatic = function(options) {
   var imageExtent = options.imageExtent;
 
   var resolution, resolutions;
-  if (goog.isDef(options.imageSize)) {
+  if (options.imageSize !== undefined) {
     resolution = ol.extent.getHeight(imageExtent) / options.imageSize[1];
     resolutions = [resolution];
   }

src/ol/source/imagevectorsource.js

@@ -261,7 +261,7 @@ ol.source.ImageVector.prototype.renderFeature_ =
   var styles;
   if (goog.isDef(feature.getStyleFunction())) {
     styles = feature.getStyleFunction().call(feature, resolution);
-  } else if (goog.isDef(this.styleFunction_)) {
+  } else if (this.styleFunction_ !== undefined) {
     styles = this.styleFunction_(feature, resolution);
   }
   if (!goog.isDefAndNotNull(styles)) {

src/ol/source/osmsource.js

@@ -19,7 +19,7 @@ ol.source.OSM = function(opt_options) {
   var options = opt_options || {};
 
   var attributions;
-  if (goog.isDef(options.attributions)) {
+  if (options.attributions !== undefined) {
     attributions = options.attributions;
   } else {
     attributions = [ol.source.OSM.ATTRIBUTION];

src/ol/source/rastersource.js

@@ -133,7 +133,7 @@ ol.source.Raster = function(options) {
 
   goog.base(this, {});
 
-  if (goog.isDef(options.operation)) {
+  if (options.operation !== undefined) {
     this.setOperation(options.operation, options.lib);
   }
 

src/ol/source/tilejsonsource.js

@@ -57,13 +57,13 @@ ol.source.TileJSON.prototype.handleTileJSONResponse = function(tileJSON) {
 
   var sourceProjection = this.getProjection();
   var extent;
-  if (goog.isDef(tileJSON.bounds)) {
+  if (tileJSON.bounds !== undefined) {
     var transform = ol.proj.getTransformFromProjections(
         epsg4326Projection, sourceProjection);
     extent = ol.extent.applyTransform(tileJSON.bounds, transform);
   }
 
-  if (goog.isDef(tileJSON.scheme)) {
+  if (tileJSON.scheme !== undefined) {
     goog.asserts.assert(tileJSON.scheme == 'xyz', 'tileJSON-scheme is "xyz"');
   }
   var minZoom = tileJSON.minzoom || 0;

src/ol/source/tileutfgridsource.js

@@ -110,13 +110,13 @@ ol.source.TileUTFGrid.prototype.handleTileJSONResponse = function(tileJSON) {
 
   var sourceProjection = this.getProjection();
   var extent;
-  if (goog.isDef(tileJSON.bounds)) {
+  if (tileJSON.bounds !== undefined) {
     var transform = ol.proj.getTransformFromProjections(
         epsg4326Projection, sourceProjection);
     extent = ol.extent.applyTransform(tileJSON.bounds, transform);
   }
 
-  if (goog.isDef(tileJSON.scheme)) {
+  if (tileJSON.scheme !== undefined) {
     goog.asserts.assert(tileJSON.scheme == 'xyz', 'tileJSON-scheme is "xyz"');
   }
   var minZoom = tileJSON.minzoom || 0;
@@ -138,7 +138,7 @@ ol.source.TileUTFGrid.prototype.handleTileJSONResponse = function(tileJSON) {
 
   this.tileUrlFunction_ = ol.TileUrlFunction.createFromTemplates(grids);
 
-  if (goog.isDef(tileJSON.attribution)) {
+  if (tileJSON.attribution !== undefined) {
     var attributionExtent = goog.isDef(extent) ?
         extent : epsg4326Projection.getExtent();
     /** @type {Object.<string, Array.<ol.TileRange>>} */

src/ol/source/tilevectorsource.js

@@ -67,11 +67,11 @@ ol.source.TileVector = function(options) {
    */
   this.tiles_ = {};
 
-  if (goog.isDef(options.tileUrlFunction)) {
+  if (options.tileUrlFunction !== undefined) {
     this.setTileUrlFunction(options.tileUrlFunction);
-  } else if (goog.isDef(options.urls)) {
+  } else if (options.urls !== undefined) {
     this.setUrls(options.urls);
-  } else if (goog.isDef(options.url)) {
+  } else if (options.url !== undefined) {
     this.setUrl(options.url);
   }
 

src/ol/source/vectorsource.js

@@ -91,9 +91,9 @@ ol.source.Vector = function(opt_options) {
    */
   this.loader_ = goog.nullFunction;
 
-  if (goog.isDef(options.loader)) {
+  if (options.loader !== undefined) {
     this.loader_ = options.loader;
-  } else if (goog.isDef(options.url)) {
+  } else if (options.url !== undefined) {
     goog.asserts.assert(goog.isDef(options.format),
         'format must be set when url is set');
     // create a XHR feature loader for "url" and "format"

src/ol/source/xyzsource.js

@@ -56,11 +56,11 @@ ol.source.XYZ = function(options) {
     wrapX: goog.isDef(options.wrapX) ? options.wrapX : true
   });
 
-  if (goog.isDef(options.tileUrlFunction)) {
+  if (options.tileUrlFunction !== undefined) {
     this.setTileUrlFunction(options.tileUrlFunction);
-  } else if (goog.isDef(options.urls)) {
+  } else if (options.urls !== undefined) {
     this.setUrls(options.urls);
-  } else if (goog.isDef(options.url)) {
+  } else if (options.url !== undefined) {
     this.setUrl(options.url);
   }
 

src/ol/style/style.js

@@ -40,7 +40,7 @@ ol.style.Style = function(opt_options) {
    */
   this.geometryFunction_ = ol.style.defaultGeometryFunction;
 
-  if (goog.isDef(options.geometry)) {
+  if (options.geometry !== undefined) {
     this.setGeometry(options.geometry);
   }
 

src/ol/tilegrid/tilegrid.js

@@ -64,7 +64,7 @@ ol.tilegrid.TileGrid = function(options) {
    * @type {Array.<ol.Coordinate>}
    */
   this.origins_ = null;
-  if (goog.isDef(options.origins)) {
+  if (options.origins !== undefined) {
     this.origins_ = options.origins;
     goog.asserts.assert(this.origins_.length == this.resolutions_.length,
         'number of origins and resolutions must be equal');
@@ -87,7 +87,7 @@ ol.tilegrid.TileGrid = function(options) {
    * @type {Array.<number|ol.Size>}
    */
   this.tileSizes_ = null;
-  if (goog.isDef(options.tileSizes)) {
+  if (options.tileSizes !== undefined) {
     this.tileSizes_ = options.tileSizes;
     goog.asserts.assert(this.tileSizes_.length == this.resolutions_.length,
         'number of tileSizes and resolutions must be equal');
@@ -118,7 +118,7 @@ ol.tilegrid.TileGrid = function(options) {
    */
   this.fullTileRanges_ = null;
 
-  if (goog.isDef(options.sizes)) {
+  if (options.sizes !== undefined) {
     goog.asserts.assert(options.sizes.length == this.resolutions_.length,
         'number of sizes and resolutions must be equal');
     this.fullTileRanges_ = goog.array.map(options.sizes, function(size, z) {

src/ol/view.js

@@ -154,9 +154,9 @@ ol.View = function(opt_options) {
   this.constraints_ = new ol.Constraints(
       centerConstraint, resolutionConstraint, rotationConstraint);
 
-  if (goog.isDef(options.resolution)) {
+  if (options.resolution !== undefined) {
     properties[ol.ViewProperty.RESOLUTION] = options.resolution;
-  } else if (goog.isDef(options.zoom)) {
+  } else if (options.zoom !== undefined) {
     properties[ol.ViewProperty.RESOLUTION] = this.constrainResolution(
         this.maxResolution_, options.zoom - this.minZoom_);
   }
@@ -463,9 +463,9 @@ ol.View.prototype.fit = function(geometry, size, opt_options) {
       options.constrainResolution : true;
   var nearest = goog.isDef(options.nearest) ? options.nearest : false;
   var minResolution;
-  if (goog.isDef(options.minResolution)) {
+  if (options.minResolution !== undefined) {
     minResolution = options.minResolution;
-  } else if (goog.isDef(options.maxZoom)) {
+  } else if (options.maxZoom !== undefined) {
     minResolution = this.constrainResolution(
         this.maxResolution_, options.maxZoom - this.minZoom_, 0);
   } else {
@@ -638,7 +638,7 @@ ol.View.prototype.setZoom = function(zoom) {
  * @return {ol.CenterConstraintType}
  */
 ol.View.createCenterConstraint_ = function(options) {
-  if (goog.isDef(options.extent)) {
+  if (options.extent !== undefined) {
     return ol.CenterConstraint.createExtent(options.extent);
   } else {
     return ol.CenterConstraint.none;
@@ -671,7 +671,7 @@ ol.View.createResolutionConstraint_ = function(options) {
   var zoomFactor = goog.isDef(options.zoomFactor) ?
       options.zoomFactor : defaultZoomFactor;
 
-  if (goog.isDef(options.resolutions)) {
+  if (options.resolutions !== undefined) {
     var resolutions = options.resolutions;
     maxResolution = resolutions[0];
     minResolution = resolutions[resolutions.length - 1];
@@ -704,8 +704,8 @@ ol.View.createResolutionConstraint_ = function(options) {
     // user provided minResolution takes precedence
     minResolution = options.minResolution;
     if (!goog.isDef(minResolution)) {
-      if (goog.isDef(options.maxZoom)) {
-        if (goog.isDef(options.maxResolution)) {
+      if (options.maxZoom !== undefined) {
+        if (options.maxResolution !== undefined) {
           minResolution = maxResolution / Math.pow(zoomFactor, maxZoom);
         } else {
           minResolution = defaultMaxResolution / Math.pow(zoomFactor, maxZoom);