Files
openlayers/src/ol/format/gmlformat.js
2014-03-05 16:43:59 +01:00

1499 lines
44 KiB
JavaScript

goog.provide('ol.format.GML');
goog.require('goog.array');
goog.require('goog.asserts');
goog.require('goog.dom');
goog.require('goog.dom.NodeType');
goog.require('goog.object');
goog.require('goog.string');
goog.require('ol.Feature');
goog.require('ol.extent');
goog.require('ol.format.XMLFeature');
goog.require('ol.format.XSD');
goog.require('ol.geom.Geometry');
goog.require('ol.geom.LineString');
goog.require('ol.geom.LinearRing');
goog.require('ol.geom.MultiLineString');
goog.require('ol.geom.MultiPoint');
goog.require('ol.geom.MultiPolygon');
goog.require('ol.geom.Point');
goog.require('ol.geom.Polygon');
goog.require('ol.proj');
goog.require('ol.xml');
/**
* @constructor
* @param {olx.format.GMLOptions=} opt_options
* Optional configuration object.
* @extends {ol.format.XMLFeature}
* @todo stability experimental
*/
ol.format.GML = function(opt_options) {
var options = /** @type {olx.format.GMLOptions} */
(goog.isDef(opt_options) ? opt_options : {});
/**
* @private
* @type {string}
*/
this.featureType_ = options.featureType;
/**
* @private
* @type {string}
*/
this.featureNS_ = options.featureNS;
/**
* @private
* @type {string}
*/
this.srsName_ = options.srsName;
/**
* @private
* @type {boolean}
*/
this.surface_ = goog.isDef(options.surface) ?
options.surface : false;
/**
* @private
* @type {boolean}
*/
this.curve_ = goog.isDef(options.curve) ?
options.curve : false;
goog.base(this);
};
goog.inherits(ol.format.GML, ol.format.XMLFeature);
/**
* @param {Node} node Node.
* @param {Array.<*>} objectStack Object stack.
* @return {Array.<ol.Feature>} Features.
* @private
*/
ol.format.GML.readFeatures_ = function(node, objectStack) {
goog.asserts.assert(node.nodeType == goog.dom.NodeType.ELEMENT);
var localName = ol.xml.getLocalName(node);
var context = objectStack[0];
goog.asserts.assert(goog.isObject(context));
var featureType = goog.object.get(context, 'featureType');
var features;
if (localName == 'FeatureCollection') {
features = ol.xml.pushParseAndPop(null,
ol.format.GML.FEATURE_COLLECTION_PARSERS_, node, objectStack);
} else if (localName == 'featureMembers') {
var parsers = {};
var parsersNS = {};
parsers[featureType] = ol.xml.makeArrayPusher(ol.format.GML.readFeature_);
parsersNS[goog.object.get(context, 'featureNS')] = parsers;
features = ol.xml.pushParseAndPop([], parsersNS, node, objectStack);
}
if (!goog.isDef(features)) {
features = [];
}
return features;
};
/**
* @type {Object.<string, Object.<string, Object>>}
* @private
*/
ol.format.GML.FEATURE_COLLECTION_PARSERS_ = {
'http://www.opengis.net/gml': {
'featureMembers': ol.xml.makeReplacer(ol.format.GML.readFeatures_)
}
};
/**
* @param {Node} node Node.
* @param {Array.<*>} objectStack Object stack.
* @return {ol.geom.Geometry|undefined} Geometry.
* @private
*/
ol.format.GML.readGeometry_ = function(node, objectStack) {
var context = objectStack[0];
goog.asserts.assert(goog.isObject(context));
goog.object.set(context, 'srsName',
node.firstElementChild.getAttribute('srsName'));
var geometry = ol.xml.pushParseAndPop(/** @type {ol.geom.Geometry} */(null),
ol.format.GML.GEOMETRY_PARSERS_, node, objectStack);
if (goog.isDefAndNotNull(geometry)) {
return geometry;
} else {
return undefined;
}
};
/**
* @param {Node} node Node.
* @param {Array.<*>} objectStack Object stack.
* @return {ol.Feature} Feature.
* @private
*/
ol.format.GML.readFeature_ = function(node, objectStack) {
var n;
var fid = node.getAttribute('fid') ||
ol.xml.getAttributeNS(node, 'http://www.opengis.net/gml', 'id');
var values = {}, geometryName;
for (n = node.firstElementChild; !goog.isNull(n);
n = n.nextElementSibling) {
// Assume attribute elements have one child node and that the child
// is a text node. Otherwise assume it is a geometry node.
if (n.childNodes.length === 0 ||
(n.childNodes.length === 1 &&
n.firstChild.nodeType === 3)) {
var value = ol.xml.getAllTextContent(n, false);
if (goog.string.isEmpty(value)) {
value = undefined;
}
values[ol.xml.getLocalName(n)] = value;
} else {
geometryName = ol.xml.getLocalName(n);
values[geometryName] = ol.format.GML.readGeometry_(n, objectStack);
}
}
var feature = new ol.Feature(values);
if (goog.isDef(geometryName)) {
feature.setGeometryName(geometryName);
}
if (fid) {
feature.setId(fid);
}
return feature;
};
/**
* @param {Node} node Node.
* @param {Array.<*>} objectStack Object stack.
* @private
* @return {ol.geom.Point|undefined} Point.
*/
ol.format.GML.readPoint_ = function(node, objectStack) {
goog.asserts.assert(node.nodeType == goog.dom.NodeType.ELEMENT);
goog.asserts.assert(node.localName == 'Point');
var flatCoordinates =
ol.format.GML.readFlatCoordinatesFromNode_(node, objectStack);
if (goog.isDefAndNotNull(flatCoordinates)) {
var point = new ol.geom.Point(null);
goog.asserts.assert(flatCoordinates.length == 3);
point.setFlatCoordinates(ol.geom.GeometryLayout.XYZ, flatCoordinates);
return point;
}
};
/**
* @param {Node} node Node.
* @param {Array.<*>} objectStack Object stack.
* @private
* @return {ol.geom.MultiPoint|undefined} MultiPoint.
*/
ol.format.GML.readMultiPoint_ = function(node, objectStack) {
goog.asserts.assert(node.nodeType == goog.dom.NodeType.ELEMENT);
goog.asserts.assert(node.localName == 'MultiPoint');
var coordinates = ol.xml.pushParseAndPop(
/** @type {Array.<Array.<number>>} */ ([]),
ol.format.GML.MULTIPOINT_PARSERS_, node, objectStack);
if (goog.isDef(coordinates)) {
return new ol.geom.MultiPoint(coordinates);
} else {
return undefined;
}
};
/**
* @param {Node} node Node.
* @param {Array.<*>} objectStack Object stack.
* @private
* @return {ol.geom.MultiLineString|undefined} MultiLineString.
*/
ol.format.GML.readMultiLineString_ = function(node, objectStack) {
goog.asserts.assert(node.nodeType == goog.dom.NodeType.ELEMENT);
goog.asserts.assert(node.localName == 'MultiLineString');
var lineStrings = ol.xml.pushParseAndPop(
/** @type {Array.<ol.geom.LineString>} */ ([]),
ol.format.GML.MULTILINESTRING_PARSERS_, node, objectStack);
if (goog.isDef(lineStrings)) {
var multiLineString = new ol.geom.MultiLineString(null);
multiLineString.setLineStrings(lineStrings);
return multiLineString;
} else {
return undefined;
}
};
/**
* @param {Node} node Node.
* @param {Array.<*>} objectStack Object stack.
* @private
* @return {ol.geom.MultiLineString|undefined} MultiLineString.
*/
ol.format.GML.readMultiCurve_ = function(node, objectStack) {
goog.asserts.assert(node.nodeType == goog.dom.NodeType.ELEMENT);
goog.asserts.assert(node.localName == 'MultiCurve');
var lineStrings = ol.xml.pushParseAndPop(
/** @type {Array.<ol.geom.LineString>} */ ([]),
ol.format.GML.MULTICURVE_PARSERS_, node, objectStack);
if (goog.isDef(lineStrings)) {
var multiLineString = new ol.geom.MultiLineString(null);
multiLineString.setLineStrings(lineStrings);
return multiLineString;
} else {
return undefined;
}
};
/**
* @param {Node} node Node.
* @param {Array.<*>} objectStack Object stack.
* @private
* @return {ol.geom.MultiPolygon|undefined} MultiPolygon.
*/
ol.format.GML.readMultiSurface_ = function(node, objectStack) {
goog.asserts.assert(node.nodeType == goog.dom.NodeType.ELEMENT);
goog.asserts.assert(node.localName == 'MultiSurface');
var polygons = ol.xml.pushParseAndPop(
/** @type {Array.<ol.geom.Polygon>} */ ([]),
ol.format.GML.MULTISURFACE_PARSERS_, node, objectStack);
if (goog.isDef(polygons)) {
var multiPolygon = new ol.geom.MultiPolygon(null);
multiPolygon.setPolygons(polygons);
return multiPolygon;
} else {
return undefined;
}
};
/**
* @param {Node} node Node.
* @param {Array.<*>} objectStack Object stack.
* @private
* @return {ol.geom.MultiPolygon|undefined} MultiPolygon.
*/
ol.format.GML.readMultiPolygon_ = function(node, objectStack) {
goog.asserts.assert(node.nodeType == goog.dom.NodeType.ELEMENT);
goog.asserts.assert(node.localName == 'MultiPolygon');
var polygons = ol.xml.pushParseAndPop(
/** @type {Array.<ol.geom.Polygon>} */ ([]),
ol.format.GML.MULTIPOLYGON_PARSERS_, node, objectStack);
if (goog.isDef(polygons)) {
var multiPolygon = new ol.geom.MultiPolygon(null);
multiPolygon.setPolygons(polygons);
return multiPolygon;
} else {
return undefined;
}
};
/**
* @param {Node} node Node.
* @param {Array.<*>} objectStack Object stack.
* @private
*/
ol.format.GML.pointMemberParser_ = function(node, objectStack) {
goog.asserts.assert(node.nodeType == goog.dom.NodeType.ELEMENT);
goog.asserts.assert(node.localName == 'pointMember' ||
node.localName == 'pointMembers');
ol.xml.parse(ol.format.GML.POINTMEMBER_PARSERS_, node, objectStack);
};
/**
* @param {Node} node Node.
* @param {Array.<*>} objectStack Object stack.
* @private
*/
ol.format.GML.lineStringMemberParser_ = function(node, objectStack) {
goog.asserts.assert(node.nodeType == goog.dom.NodeType.ELEMENT);
goog.asserts.assert(node.localName == 'lineStringMember' ||
node.localName == 'lineStringMembers');
ol.xml.parse(ol.format.GML.LINESTRINGMEMBER_PARSERS_, node, objectStack);
};
/**
* @param {Node} node Node.
* @param {Array.<*>} objectStack Object stack.
* @private
*/
ol.format.GML.curveMemberParser_ = function(node, objectStack) {
goog.asserts.assert(node.nodeType == goog.dom.NodeType.ELEMENT);
goog.asserts.assert(node.localName == 'curveMember' ||
node.localName == 'curveMembers');
ol.xml.parse(ol.format.GML.CURVEMEMBER_PARSERS_, node, objectStack);
};
/**
* @param {Node} node Node.
* @param {Array.<*>} objectStack Object stack.
* @private
*/
ol.format.GML.surfaceMemberParser_ = function(node, objectStack) {
goog.asserts.assert(node.nodeType == goog.dom.NodeType.ELEMENT);
goog.asserts.assert(node.localName == 'surfaceMember' ||
node.localName == 'surfaceMembers');
ol.xml.parse(ol.format.GML.SURFACEMEMBER_PARSERS_, node, objectStack);
};
/**
* @param {Node} node Node.
* @param {Array.<*>} objectStack Object stack.
* @private
*/
ol.format.GML.polygonMemberParser_ = function(node, objectStack) {
goog.asserts.assert(node.nodeType == goog.dom.NodeType.ELEMENT);
goog.asserts.assert(node.localName == 'polygonMember' ||
node.localName == 'polygonMembers');
ol.xml.parse(ol.format.GML.POLYGONMEMBER_PARSERS_, node, objectStack);
};
/**
* @param {Node} node Node.
* @param {Array.<*>} objectStack Object stack.
* @private
* @return {ol.geom.LineString|undefined} LineString.
*/
ol.format.GML.readLineString_ = function(node, objectStack) {
goog.asserts.assert(node.nodeType == goog.dom.NodeType.ELEMENT);
goog.asserts.assert(node.localName == 'LineString');
var flatCoordinates =
ol.format.GML.readFlatCoordinatesFromNode_(node, objectStack);
if (goog.isDefAndNotNull(flatCoordinates)) {
var lineString = new ol.geom.LineString(null);
lineString.setFlatCoordinates(ol.geom.GeometryLayout.XYZ, flatCoordinates);
return lineString;
} else {
return undefined;
}
};
/**
* @param {Node} node Node.
* @param {Array.<*>} objectStack Object stack.
* @private
* @return {Array.<(Array.<number>)>|undefined} flat coordinates.
*/
ol.format.GML.readPatch_ = function(node, objectStack) {
goog.asserts.assert(node.nodeType == goog.dom.NodeType.ELEMENT);
goog.asserts.assert(node.localName == 'patches');
return ol.xml.pushParseAndPop(
/** @type {Array.<Array.<number>>} */ ([null]),
ol.format.GML.PATCHES_PARSERS_, node, objectStack);
};
/**
* @param {Node} node Node.
* @param {Array.<*>} objectStack Object stack.
* @private
* @return {Array.<number>|undefined} flat coordinates.
*/
ol.format.GML.readSegment_ = function(node, objectStack) {
goog.asserts.assert(node.nodeType == goog.dom.NodeType.ELEMENT);
goog.asserts.assert(node.localName == 'segments');
return ol.xml.pushParseAndPop(
/** @type {Array.<number>} */ ([null]),
ol.format.GML.SEGMENTS_PARSERS_, node, objectStack);
};
/**
* @param {Node} node Node.
* @param {Array.<*>} objectStack Object stack.
* @private
* @return {Array.<(Array.<number>)>|undefined} flat coordinates.
*/
ol.format.GML.readPolygonPatch_ = function(node, objectStack) {
goog.asserts.assert(node.nodeType == goog.dom.NodeType.ELEMENT);
goog.asserts.assert(node.localName == 'PolygonPatch');
return ol.xml.pushParseAndPop(
/** @type {Array.<Array.<number>>} */ ([null]),
ol.format.GML.FLAT_LINEAR_RINGS_PARSERS_, node, objectStack);
};
/**
* @param {Node} node Node.
* @param {Array.<*>} objectStack Object stack.
* @private
* @return {Array.<number>|undefined} flat coordinates.
*/
ol.format.GML.readLineStringSegment_ = function(node, objectStack) {
goog.asserts.assert(node.nodeType == goog.dom.NodeType.ELEMENT);
goog.asserts.assert(node.localName == 'LineStringSegment');
return ol.xml.pushParseAndPop(
/** @type {Array.<number>} */ ([null]),
ol.format.GML.GEOMETRY_FLAT_COORDINATES_PARSERS_, node, objectStack);
};
/**
* @param {Node} node Node.
* @param {Array.<*>} objectStack Object stack.
* @private
*/
ol.format.GML.interiorParser_ = function(node, objectStack) {
goog.asserts.assert(node.nodeType == goog.dom.NodeType.ELEMENT);
goog.asserts.assert(node.localName == 'interior');
var flatLinearRing = ol.xml.pushParseAndPop(
/** @type {Array.<number>|undefined} */ (undefined),
ol.format.GML.RING_PARSERS_, node, objectStack);
if (goog.isDef(flatLinearRing)) {
var flatLinearRings = /** @type {Array.<Array.<number>>} */
(objectStack[objectStack.length - 1]);
goog.asserts.assert(goog.isArray(flatLinearRings));
goog.asserts.assert(flatLinearRings.length > 0);
flatLinearRings.push(flatLinearRing);
}
};
/**
* @param {Node} node Node.
* @param {Array.<*>} objectStack Object stack.
* @private
*/
ol.format.GML.exteriorParser_ = function(node, objectStack) {
goog.asserts.assert(node.nodeType == goog.dom.NodeType.ELEMENT);
goog.asserts.assert(node.localName == 'exterior');
var flatLinearRing = ol.xml.pushParseAndPop(
/** @type {Array.<number>|undefined} */ (undefined),
ol.format.GML.RING_PARSERS_, node, objectStack);
if (goog.isDef(flatLinearRing)) {
var flatLinearRings = /** @type {Array.<Array.<number>>} */
(objectStack[objectStack.length - 1]);
goog.asserts.assert(goog.isArray(flatLinearRings));
goog.asserts.assert(flatLinearRings.length > 0);
flatLinearRings[0] = flatLinearRing;
}
};
/**
* @param {Node} node Node.
* @param {Array.<*>} objectStack Object stack.
* @private
* @return {Array.<number>|undefined} LinearRing flat coordinates.
*/
ol.format.GML.readFlatLinearRing_ = function(node, objectStack) {
goog.asserts.assert(node.nodeType == goog.dom.NodeType.ELEMENT);
goog.asserts.assert(node.localName == 'LinearRing');
var ring = ol.xml.pushParseAndPop(/** @type {Array.<number>} */(null),
ol.format.GML.GEOMETRY_FLAT_COORDINATES_PARSERS_, node, objectStack);
if (goog.isDefAndNotNull(ring)) {
return ring;
} else {
return undefined;
}
};
/**
* @param {Node} node Node.
* @param {Array.<*>} objectStack Object stack.
* @private
* @return {ol.geom.LinearRing|undefined} LinearRing.
*/
ol.format.GML.readLinearRing_ = function(node, objectStack) {
goog.asserts.assert(node.nodeType == goog.dom.NodeType.ELEMENT);
goog.asserts.assert(node.localName == 'LinearRing');
var flatCoordinates =
ol.format.GML.readFlatCoordinatesFromNode_(node, objectStack);
if (goog.isDef(flatCoordinates)) {
var ring = new ol.geom.LinearRing(null);
ring.setFlatCoordinates(ol.geom.GeometryLayout.XYZ, flatCoordinates);
return ring;
} else {
return undefined;
}
};
/**
* @param {Node} node Node.
* @param {Array.<*>} objectStack Object stack.
* @private
* @return {ol.geom.Polygon|undefined} Polygon.
*/
ol.format.GML.readPolygon_ = function(node, objectStack) {
goog.asserts.assert(node.nodeType == goog.dom.NodeType.ELEMENT);
goog.asserts.assert(node.localName == 'Polygon');
var flatLinearRings = ol.xml.pushParseAndPop(
/** @type {Array.<Array.<number>>} */ ([null]),
ol.format.GML.FLAT_LINEAR_RINGS_PARSERS_, node, objectStack);
if (goog.isDef(flatLinearRings) &&
!goog.isNull(flatLinearRings[0])) {
var polygon = new ol.geom.Polygon(null);
var flatCoordinates = flatLinearRings[0];
var ends = [flatCoordinates.length];
var i, ii;
for (i = 1, ii = flatLinearRings.length; i < ii; ++i) {
goog.array.extend(flatCoordinates, flatLinearRings[i]);
ends.push(flatCoordinates.length);
}
polygon.setFlatCoordinates(
ol.geom.GeometryLayout.XYZ, flatCoordinates, ends);
return polygon;
} else {
return undefined;
}
};
/**
* @param {Node} node Node.
* @param {Array.<*>} objectStack Object stack.
* @private
* @return {ol.geom.Polygon|undefined} Polygon.
*/
ol.format.GML.readSurface_ = function(node, objectStack) {
goog.asserts.assert(node.nodeType == goog.dom.NodeType.ELEMENT);
goog.asserts.assert(node.localName == 'Surface');
var flatLinearRings = ol.xml.pushParseAndPop(
/** @type {Array.<Array.<number>>} */ ([null]),
ol.format.GML.SURFACE_PARSERS_, node, objectStack);
if (goog.isDef(flatLinearRings) &&
!goog.isNull(flatLinearRings[0])) {
var polygon = new ol.geom.Polygon(null);
var flatCoordinates = flatLinearRings[0];
var ends = [flatCoordinates.length];
var i, ii;
for (i = 1, ii = flatLinearRings.length; i < ii; ++i) {
goog.array.extend(flatCoordinates, flatLinearRings[i]);
ends.push(flatCoordinates.length);
}
polygon.setFlatCoordinates(
ol.geom.GeometryLayout.XYZ, flatCoordinates, ends);
return polygon;
} else {
return undefined;
}
};
/**
* @param {Node} node Node.
* @param {Array.<*>} objectStack Object stack.
* @private
* @return {ol.geom.LineString|undefined} LineString.
*/
ol.format.GML.readCurve_ = function(node, objectStack) {
goog.asserts.assert(node.nodeType == goog.dom.NodeType.ELEMENT);
goog.asserts.assert(node.localName == 'Curve');
var flatCoordinates = ol.xml.pushParseAndPop(
/** @type {Array.<number>} */ ([null]),
ol.format.GML.CURVE_PARSERS_, node, objectStack);
if (goog.isDef(flatCoordinates)) {
var lineString = new ol.geom.LineString(null);
lineString.setFlatCoordinates(ol.geom.GeometryLayout.XYZ, flatCoordinates);
return lineString;
} else {
return undefined;
}
};
/**
* @param {Node} node Node.
* @param {Array.<*>} objectStack Object stack.
* @private
* @return {ol.Extent|undefined} Envelope.
*/
ol.format.GML.readEnvelope_ = function(node, objectStack) {
goog.asserts.assert(node.nodeType == goog.dom.NodeType.ELEMENT);
goog.asserts.assert(node.localName == 'Envelope');
var flatCoordinates = ol.xml.pushParseAndPop(
/** @type {Array.<number>} */ ([null]),
ol.format.GML.ENVELOPE_PARSERS_, node, objectStack);
return ol.extent.createOrUpdate(flatCoordinates[1][0],
flatCoordinates[1][1], flatCoordinates[2][0],
flatCoordinates[2][1]);
};
/**
* @param {Node} node Node.
* @param {Array.<*>} objectStack Object stack.
* @private
* @return {Array.<number>} Flat coordinates.
*/
ol.format.GML.readFlatCoordinatesFromNode_ = function(node, objectStack) {
goog.asserts.assert(node.nodeType == goog.dom.NodeType.ELEMENT);
return /** @type {Array.<number>} */ (ol.xml.pushParseAndPop(
null,
ol.format.GML.GEOMETRY_FLAT_COORDINATES_PARSERS_, node, objectStack));
};
/**
* @param {Node} node Node.
* @param {Array.<*>} objectStack Object stack.
* @private
* @return {Array.<number>|undefined} Flat coordinates.
*/
ol.format.GML.readFlatPos_ = function(node, objectStack) {
var s = ol.xml.getAllTextContent(node, false).replace(/^\s*|\s*$/g, '');
var flatCoordinates = goog.array.map(s.split(/\s+/), parseFloat);
var context = objectStack[0];
goog.asserts.assert(goog.isObject(context));
var containerSrs = goog.object.get(context, 'srsName');
var axisOrientation = 'enu';
if (!goog.isNull(containerSrs)) {
var proj = ol.proj.get(containerSrs);
axisOrientation = proj.getAxisOrientation();
}
if (axisOrientation === 'neu') {
flatCoordinates = flatCoordinates.reverse();
}
var len = flatCoordinates.length;
if (len == 2) {
flatCoordinates.push(0);
}
if (len === 0) {
return undefined;
}
return flatCoordinates;
};
/**
* @param {Node} node Node.
* @param {Array.<*>} objectStack Object stack.
* @private
* @return {Array.<number>|undefined} Flat coordinates.
*/
ol.format.GML.readFlatPosList_ = function(node, objectStack) {
var s = ol.xml.getAllTextContent(node, false).replace(/^\s*|\s*$/g, '');
var context = objectStack[0];
goog.asserts.assert(goog.isObject(context));
var containerSrs = goog.object.get(context, 'srsName');
var containerDimension = node.parentNode.getAttribute('srsDimension');
var axisOrientation = 'enu';
if (!goog.isNull(containerSrs)) {
var proj = ol.proj.get(containerSrs);
axisOrientation = proj.getAxisOrientation();
}
var coords = s.split(/\s+/);
// The "dimension" attribute is from the GML 3.0.1 spec.
var dim = 2;
if (!goog.isNull(node.getAttribute('srsDimension'))) {
dim = parseInt(node.getAttribute('srsDimension'), 10);
} else if (!goog.isNull(node.getAttribute('dimension'))) {
dim = parseInt(node.getAttribute('dimension'), 10);
} else if (!goog.isNull(containerDimension)) {
dim = parseInt(containerDimension, 10);
}
var x, y, z;
var flatCoordinates = [];
for (var i = 0, ii = coords.length; i < ii; i += dim) {
x = parseFloat(coords[i]);
y = parseFloat(coords[i + 1]);
z = (dim === 3) ? parseFloat(coords[i + 2]) : 0;
if (axisOrientation.substr(0, 2) === 'en') {
flatCoordinates.push(x, y, z);
} else {
flatCoordinates.push(y, x, z);
}
}
return flatCoordinates;
};
/**
* @const
* @type {Object.<string, Object.<string, ol.xml.Parser>>}
* @private
*/
ol.format.GML.GEOMETRY_PARSERS_ = {
'http://www.opengis.net/gml' : {
'Point': ol.xml.makeReplacer(ol.format.GML.readPoint_),
'MultiPoint': ol.xml.makeReplacer(ol.format.GML.readMultiPoint_),
'LineString': ol.xml.makeReplacer(ol.format.GML.readLineString_),
'MultiLineString': ol.xml.makeReplacer(
ol.format.GML.readMultiLineString_),
'LinearRing' : ol.xml.makeReplacer(ol.format.GML.readLinearRing_),
'Polygon': ol.xml.makeReplacer(ol.format.GML.readPolygon_),
'MultiPolygon': ol.xml.makeReplacer(ol.format.GML.readMultiPolygon_),
'Surface': ol.xml.makeReplacer(ol.format.GML.readSurface_),
'MultiSurface': ol.xml.makeReplacer(ol.format.GML.readMultiSurface_),
'Curve': ol.xml.makeReplacer(ol.format.GML.readCurve_),
'MultiCurve': ol.xml.makeReplacer(ol.format.GML.readMultiCurve_),
'Envelope': ol.xml.makeReplacer(ol.format.GML.readEnvelope_)
}
};
/**
* @const
* @type {Object.<string, Object.<string, ol.xml.Parser>>}
* @private
*/
ol.format.GML.GEOMETRY_FLAT_COORDINATES_PARSERS_ = {
'http://www.opengis.net/gml' : {
'pos': ol.xml.makeReplacer(ol.format.GML.readFlatPos_),
'posList': ol.xml.makeReplacer(ol.format.GML.readFlatPosList_)
}
};
/**
* @const
* @type {Object.<string, Object.<string, ol.xml.Parser>>}
* @private
*/
ol.format.GML.FLAT_LINEAR_RINGS_PARSERS_ = {
'http://www.opengis.net/gml' : {
'interior': ol.format.GML.interiorParser_,
'exterior': ol.format.GML.exteriorParser_
}
};
/**
* @const
* @type {Object.<string, Object.<string, ol.xml.Parser>>}
* @private
*/
ol.format.GML.MULTIPOINT_PARSERS_ = {
'http://www.opengis.net/gml' : {
'pointMember': ol.xml.makeArrayPusher(ol.format.GML.pointMemberParser_),
'pointMembers': ol.xml.makeArrayPusher(ol.format.GML.pointMemberParser_)
}
};
/**
* @const
* @type {Object.<string, Object.<string, ol.xml.Parser>>}
* @private
*/
ol.format.GML.MULTILINESTRING_PARSERS_ = {
'http://www.opengis.net/gml' : {
'lineStringMember': ol.xml.makeArrayPusher(
ol.format.GML.lineStringMemberParser_),
'lineStringMembers': ol.xml.makeArrayPusher(
ol.format.GML.lineStringMemberParser_)
}
};
/**
* @const
* @type {Object.<string, Object.<string, ol.xml.Parser>>}
* @private
*/
ol.format.GML.MULTICURVE_PARSERS_ = {
'http://www.opengis.net/gml' : {
'curveMember': ol.xml.makeArrayPusher(
ol.format.GML.curveMemberParser_),
'curveMembers': ol.xml.makeArrayPusher(
ol.format.GML.curveMemberParser_)
}
};
/**
* @const
* @type {Object.<string, Object.<string, ol.xml.Parser>>}
* @private
*/
ol.format.GML.MULTISURFACE_PARSERS_ = {
'http://www.opengis.net/gml' : {
'surfaceMember': ol.xml.makeArrayPusher(
ol.format.GML.surfaceMemberParser_),
'surfaceMembers': ol.xml.makeArrayPusher(
ol.format.GML.surfaceMemberParser_)
}
};
/**
* @const
* @type {Object.<string, Object.<string, ol.xml.Parser>>}
* @private
*/
ol.format.GML.MULTIPOLYGON_PARSERS_ = {
'http://www.opengis.net/gml' : {
'polygonMember': ol.xml.makeArrayPusher(
ol.format.GML.polygonMemberParser_),
'polygonMembers': ol.xml.makeArrayPusher(
ol.format.GML.polygonMemberParser_)
}
};
/**
* @const
* @type {Object.<string, Object.<string, ol.xml.Parser>>}
* @private
*/
ol.format.GML.POINTMEMBER_PARSERS_ = {
'http://www.opengis.net/gml' : {
'Point': ol.xml.makeArrayPusher(
ol.format.GML.readFlatCoordinatesFromNode_)
}
};
/**
* @const
* @type {Object.<string, Object.<string, ol.xml.Parser>>}
* @private
*/
ol.format.GML.LINESTRINGMEMBER_PARSERS_ = {
'http://www.opengis.net/gml' : {
'LineString': ol.xml.makeArrayPusher(
ol.format.GML.readLineString_)
}
};
/**
* @const
* @type {Object.<string, Object.<string, ol.xml.Parser>>}
* @private
*/
ol.format.GML.CURVEMEMBER_PARSERS_ = {
'http://www.opengis.net/gml' : {
'LineString': ol.xml.makeArrayPusher(ol.format.GML.readLineString_),
'Curve': ol.xml.makeArrayPusher(ol.format.GML.readCurve_)
}
};
/**
* @const
* @type {Object.<string, Object.<string, ol.xml.Parser>>}
* @private
*/
ol.format.GML.SURFACEMEMBER_PARSERS_ = {
'http://www.opengis.net/gml' : {
'Polygon': ol.xml.makeArrayPusher(ol.format.GML.readPolygon_),
'Surface': ol.xml.makeArrayPusher(ol.format.GML.readSurface_)
}
};
/**
* @const
* @type {Object.<string, Object.<string, ol.xml.Parser>>}
* @private
*/
ol.format.GML.POLYGONMEMBER_PARSERS_ = {
'http://www.opengis.net/gml' : {
'Polygon': ol.xml.makeArrayPusher(
ol.format.GML.readPolygon_)
}
};
/**
* @const
* @type {Object.<string, Object.<string, ol.xml.Parser>>}
* @private
*/
ol.format.GML.SURFACE_PARSERS_ = {
'http://www.opengis.net/gml' : {
'patches': ol.xml.makeReplacer(ol.format.GML.readPatch_)
}
};
/**
* @const
* @type {Object.<string, Object.<string, ol.xml.Parser>>}
* @private
*/
ol.format.GML.CURVE_PARSERS_ = {
'http://www.opengis.net/gml' : {
'segments': ol.xml.makeReplacer(ol.format.GML.readSegment_)
}
};
/**
* @const
* @type {Object.<string, Object.<string, ol.xml.Parser>>}
* @private
*/
ol.format.GML.ENVELOPE_PARSERS_ = {
'http://www.opengis.net/gml' : {
'lowerCorner': ol.xml.makeArrayPusher(ol.format.GML.readFlatPosList_),
'upperCorner': ol.xml.makeArrayPusher(ol.format.GML.readFlatPosList_)
}
};
/**
* @const
* @type {Object.<string, Object.<string, ol.xml.Parser>>}
* @private
*/
ol.format.GML.PATCHES_PARSERS_ = {
'http://www.opengis.net/gml' : {
'PolygonPatch': ol.xml.makeReplacer(ol.format.GML.readPolygonPatch_)
}
};
/**
* @const
* @type {Object.<string, Object.<string, ol.xml.Parser>>}
* @private
*/
ol.format.GML.SEGMENTS_PARSERS_ = {
'http://www.opengis.net/gml' : {
'LineStringSegment': ol.xml.makeReplacer(
ol.format.GML.readLineStringSegment_)
}
};
/**
* @const
* @type {Object.<string, Object.<string, ol.xml.Parser>>}
* @private
*/
ol.format.GML.RING_PARSERS_ = {
'http://www.opengis.net/gml' : {
'LinearRing': ol.xml.makeReplacer(ol.format.GML.readFlatLinearRing_)
}
};
/**
* @inheritDoc
*/
ol.format.GML.prototype.readGeometryFromNode = function(node) {
var geometry = ol.format.GML.readGeometry_(node, [{}]);
return (goog.isDef(geometry)) ? geometry : null;
};
/**
* @inheritDoc
*/
ol.format.GML.prototype.readFeaturesFromNode = function(node) {
var objectStack = [{
'featureType': this.featureType_,
'featureNS': this.featureNS_
}];
return ol.format.GML.readFeatures_(node, objectStack);
};
/**
* @param {Node} node Node.
* @param {ol.geom.Point} value Point geometry.
* @param {Array.<*>} objectStack Node stack.
* @private
*/
ol.format.GML.writePos_ = function(node, value, objectStack) {
var context = objectStack[objectStack.length - 1];
goog.asserts.assert(goog.isObject(context));
var srsName = goog.object.get(context, 'srsName');
var axisOrientation = 'enu';
if (goog.isDefAndNotNull(srsName)) {
axisOrientation = ol.proj.get(srsName).getAxisOrientation();
}
var point = value.getCoordinates();
var coords;
// only 2d for simple features profile
if (axisOrientation.substr(0, 2) === 'en') {
coords = (point[0] + ' ' + point[1]);
} else {
coords = (point[1] + ' ' + point[0]);
}
ol.format.XSD.writeStringTextNode(node, coords);
};
/**
* @param {Node} node Node.
* @param {ol.geom.Point} value Point geometry.
* @param {Array.<*>} objectStack Node stack.
* @private
*/
ol.format.GML.writePosList_ = function(node, value, objectStack) {
var context = objectStack[objectStack.length - 1];
goog.asserts.assert(goog.isObject(context));
var srsName = goog.object.get(context, 'srsName');
var axisOrientation = 'enu';
if (goog.isDefAndNotNull(srsName)) {
axisOrientation = ol.proj.get(srsName).getAxisOrientation();
}
// only 2d for simple features profile
var points = value.getCoordinates();
var len = points.length;
var parts = new Array(len);
var point;
for (var i = 0; i < len; ++i) {
point = points[i];
if (axisOrientation.substr(0, 2) === 'en') {
parts[i] = point[0] + ' ' + point[1];
} else {
parts[i] = point[1] + ' ' + point[0];
}
}
ol.format.XSD.writeStringTextNode(node, parts.join(' '));
};
/**
* @const
* @param {*} value Value.
* @param {Array.<*>} objectStack Object stack.
* @param {string=} opt_nodeName Node name.
* @return {Node|undefined} Node.
* @private
*/
ol.format.GML.POS_NODE_FACTORY_ = ol.xml.makeSimpleNodeFactory('pos');
/**
* @const
* @param {*} value Value.
* @param {Array.<*>} objectStack Object stack.
* @param {string=} opt_nodeName Node name.
* @return {Node|undefined} Node.
* @private
*/
ol.format.GML.POSLIST_NODE_FACTORY_ = ol.xml.makeSimpleNodeFactory('posList');
/**
* @type {Object.<string, Object.<string, ol.xml.Serializer>>}
* @private
*/
ol.format.GML.FLAT_COORDINATES_SERIALIZERS_ = {
'http://www.opengis.net/gml': {
'pos': ol.xml.makeChildAppender(ol.format.GML.writePos_),
'posList': ol.xml.makeChildAppender(ol.format.GML.writePosList_)
}
};
/**
* @param {Node} node Node.
* @param {ol.geom.Point} geometry Point geometry.
* @param {Array.<*>} objectStack Node stack.
* @private
*/
ol.format.GML.writePoint_ = function(node, geometry, objectStack) {
var context = objectStack[objectStack.length - 1];
goog.asserts.assert(goog.isObject(context));
var srsName = goog.object.get(context, 'srsName');
var writeSrsName = goog.object.get(context, 'writeSrsName');
if (goog.isDefAndNotNull(srsName) && writeSrsName !== false) {
node.setAttribute('srsName', srsName);
}
ol.xml.pushSerializeAndPop({node: node, srsName: srsName},
ol.format.GML.FLAT_COORDINATES_SERIALIZERS_,
ol.format.GML.POS_NODE_FACTORY_, [geometry], []);
};
/**
* @param {Node} node Node.
* @param {ol.geom.LineString} geometry LineString geometry.
* @param {Array.<*>} objectStack Node stack.
* @private
*/
ol.format.GML.writeLineString_ = function(node, geometry, objectStack) {
var context = objectStack[objectStack.length - 1];
goog.asserts.assert(goog.isObject(context));
var srsName = goog.object.get(context, 'srsName');
var writeSrsName = goog.object.get(context, 'writeSrsName');
if (goog.isDefAndNotNull(srsName) && writeSrsName !== false) {
node.setAttribute('srsName', srsName);
}
ol.xml.pushSerializeAndPop({node: node, srsName: srsName},
ol.format.GML.FLAT_COORDINATES_SERIALIZERS_,
ol.format.GML.POSLIST_NODE_FACTORY_, [geometry], []);
};
/**
* @param {Node} node Node.
* @param {ol.geom.LinearRing} geometry LinearRing geometry.
* @param {Array.<*>} objectStack Node stack.
* @private
*/
ol.format.GML.writeLinearRing_ = function(node, geometry, objectStack) {
var context = objectStack[objectStack.length - 1];
goog.asserts.assert(goog.isObject(context));
var srsName = goog.object.get(context, 'srsName');
var writeSrsName = goog.object.get(context, 'writeSrsName');
if (writeSrsName !== false && goog.isDefAndNotNull(srsName)) {
node.setAttribute('srsName', srsName);
}
ol.xml.pushSerializeAndPop({node: node, srsName: srsName},
ol.format.GML.FLAT_COORDINATES_SERIALIZERS_,
ol.format.GML.POSLIST_NODE_FACTORY_, [geometry], []);
};
/**
* @param {Node} node Node.
* @param {ol.geom.Polygon} geometry Polygon geometry.
* @param {Array.<*>} objectStack Node stack.
* @private
*/
ol.format.GML.writePolygon_ = function(node, geometry, objectStack) {
var context = objectStack[objectStack.length - 1];
goog.asserts.assert(goog.isObject(context));
var srsName = goog.object.get(context, 'srsName');
var writeSrsName = goog.object.get(context, 'writeSrsName');
if (writeSrsName !== false && goog.isDefAndNotNull(srsName)) {
node.setAttribute('srsName', srsName);
}
var rings = geometry.getLinearRings();
for (var i = 0, ii = rings.length; i < ii; ++i) {
if (i === 0) {
ol.xml.pushSerializeAndPop({node: node, srsName: srsName,
writeSrsName: false}, ol.format.GML.RING_SERIALIZERS_,
ol.xml.makeSimpleNodeFactory('exterior'), [rings[i]], objectStack);
} else {
ol.xml.pushSerializeAndPop({node: node, srsName: srsName,
writeSrsName: false}, ol.format.GML.RING_SERIALIZERS_,
ol.xml.makeSimpleNodeFactory('interior'), [rings[i]], objectStack);
}
}
};
/**
* @param {Node} node Node.
* @param {ol.geom.Polygon} geometry Polygon geometry.
* @param {Array.<*>} objectStack Node stack.
* @private
*/
ol.format.GML.writeSurface_ = function(node, geometry, objectStack) {
var context = objectStack[objectStack.length - 1];
goog.asserts.assert(goog.isObject(context));
var srsName = goog.object.get(context, 'srsName');
if (goog.isDefAndNotNull(srsName)) {
node.setAttribute('srsName', srsName);
}
ol.xml.pushSerializeAndPop({node: node, srsName: srsName},
ol.format.GML.PATCH_SERIALIZERS_,
ol.xml.makeSimpleNodeFactory('patches'), [geometry],
objectStack);
};
/**
* @param {Node} node Node.
* @param {ol.geom.LineString} geometry LineString geometry.
* @param {Array.<*>} objectStack Node stack.
* @private
*/
ol.format.GML.writeCurve_ = function(node, geometry, objectStack) {
var context = objectStack[objectStack.length - 1];
goog.asserts.assert(goog.isObject(context));
var srsName = goog.object.get(context, 'srsName');
if (goog.isDefAndNotNull(srsName)) {
node.setAttribute('srsName', srsName);
}
ol.xml.pushSerializeAndPop({node: node, srsName: srsName},
ol.format.GML.SEGMENT_SERIALIZERS_,
ol.xml.makeSimpleNodeFactory('segments'), [geometry],
objectStack);
};
/**
* @param {Node} node Node.
* @param {ol.geom.MultiPolygon} geometry MultiPolygon geometry.
* @param {Array.<*>} objectStack Node stack.
* @private
*/
ol.format.GML.writeMultiSurface_ = function(node, geometry,
objectStack) {
var context = objectStack[objectStack.length - 1];
goog.asserts.assert(goog.isObject(context));
var srsName = goog.object.get(context, 'srsName');
if (goog.isDefAndNotNull(srsName)) {
node.setAttribute('srsName', srsName);
}
var polygons = geometry.getPolygons();
for (var i = 0, ii = polygons.length; i < ii; ++i) {
ol.xml.pushSerializeAndPop({node: node, srsName: srsName},
ol.format.GML.SURFACEMEMBER_SERIALIZERS_,
ol.xml.makeSimpleNodeFactory('surfaceMember'), [polygons[i]],
objectStack);
}
};
/**
* @param {Node} node Node.
* @param {ol.geom.MultiPoint} geometry MultiPoint geometry.
* @param {Array.<*>} objectStack Node stack.
* @private
*/
ol.format.GML.writeMultiPoint_ = function(node, geometry,
objectStack) {
var context = objectStack[objectStack.length - 1];
goog.asserts.assert(goog.isObject(context));
var srsName = goog.object.get(context, 'srsName');
if (goog.isDefAndNotNull(srsName)) {
node.setAttribute('srsName', srsName);
}
var points = geometry.getPoints();
for (var i = 0, ii = points.length; i < ii; ++i) {
ol.xml.pushSerializeAndPop({node: node, srsName: srsName},
ol.format.GML.POINTMEMBER_SERIALIZERS_,
ol.xml.makeSimpleNodeFactory('pointMember'), [points[i]],
objectStack);
}
};
/**
* @param {Node} node Node.
* @param {ol.geom.LinearRing} ring LinearRing geometry.
* @param {Array.<*>} objectStack Node stack.
* @private
*/
ol.format.GML.writeRing_ = function(node, ring, objectStack) {
var context = objectStack[objectStack.length - 1];
goog.asserts.assert(goog.isObject(context));
var srsName = goog.object.get(context, 'srsName');
var writeSrsName = goog.object.get(context, 'writeSrsName');
ol.xml.pushSerializeAndPop(/** @type {ol.xml.NodeStackItem} */
({node: node, srsName: srsName, writeSrsName: writeSrsName}),
ol.format.GML.GEOMETRY_SERIALIZERS_,
ol.format.GML.GEOMETRY_NODE_FACTORY_, [ring], []);
};
/**
* @param {Node} node Node.
* @param {ol.geom.Polygon} polygon Polygon geometry.
* @param {Array.<*>} objectStack Node stack.
* @private
*/
ol.format.GML.writeSurfaceMember_ = function(node, polygon, objectStack) {
var context = objectStack[objectStack.length - 1];
goog.asserts.assert(goog.isObject(context));
var srsName = goog.object.get(context, 'srsName');
ol.xml.pushSerializeAndPop(/** @type {ol.xml.NodeStackItem} */
({node: node, srsName: srsName, writeSrsName: false}),
ol.format.GML.GEOMETRY_SERIALIZERS_,
ol.format.GML.GEOMETRY_NODE_FACTORY_, [polygon], []);
};
/**
* @param {Node} node Node.
* @param {ol.geom.Point} point Point geometry.
* @param {Array.<*>} objectStack Node stack.
* @private
*/
ol.format.GML.writePointMember_ = function(node, point, objectStack) {
var context = objectStack[objectStack.length - 1];
goog.asserts.assert(goog.isObject(context));
var srsName = goog.object.get(context, 'srsName');
ol.xml.pushSerializeAndPop(/** @type {ol.xml.NodeStackItem} */
({node: node, srsName: srsName, writeSrsName: false}),
ol.format.GML.GEOMETRY_SERIALIZERS_,
ol.format.GML.GEOMETRY_NODE_FACTORY_, [point], []);
};
/**
* @param {Node} node Node.
* @param {ol.geom.Polygon} polygon Polygon geometry.
* @param {Array.<*>} objectStack Node stack.
* @private
*/
ol.format.GML.writeSurfacePatches_ = function(node, polygon, objectStack) {
var context = objectStack[objectStack.length - 1];
goog.asserts.assert(goog.isObject(context));
var srsName = goog.object.get(context, 'srsName');
ol.xml.pushSerializeAndPop(/** @type {ol.xml.NodeStackItem} */
({node: node, srsName: srsName, writeSrsName: false}),
ol.format.GML.SURFACE_SERIALIZERS_,
ol.xml.makeSimpleNodeFactory('PolygonPatch'), [polygon], []);
};
/**
* @param {Node} node Node.
* @param {ol.geom.LineString} line LineString geometry.
* @param {Array.<*>} objectStack Node stack.
* @private
*/
ol.format.GML.writeCurveSegments_ = function(node, line, objectStack) {
var context = objectStack[objectStack.length - 1];
goog.asserts.assert(goog.isObject(context));
var srsName = goog.object.get(context, 'srsName');
ol.xml.pushSerializeAndPop(/** @type {ol.xml.NodeStackItem} */
({node: node, srsName: srsName, writeSrsName: false}),
ol.format.GML.CURVE_SERIALIZERS_,
ol.xml.makeSimpleNodeFactory('LineStringSegment'), [line], []);
};
/**
* @type {Object.<string, Object.<string, ol.xml.Serializer>>}
* @private
*/
ol.format.GML.SURFACEMEMBER_SERIALIZERS_ = {
'http://www.opengis.net/gml': {
'surfaceMember': ol.xml.makeChildAppender(ol.format.GML.writeSurfaceMember_)
}
};
/**
* @type {Object.<string, Object.<string, ol.xml.Serializer>>}
* @private
*/
ol.format.GML.POINTMEMBER_SERIALIZERS_ = {
'http://www.opengis.net/gml': {
'pointMember': ol.xml.makeChildAppender(ol.format.GML.writePointMember_)
}
};
/**
* @type {Object.<string, Object.<string, ol.xml.Serializer>>}
* @private
*/
ol.format.GML.PATCH_SERIALIZERS_ = {
'http://www.opengis.net/gml': {
'patches': ol.xml.makeChildAppender(ol.format.GML.writeSurfacePatches_)
}
};
/**
* @type {Object.<string, Object.<string, ol.xml.Serializer>>}
* @private
*/
ol.format.GML.SEGMENT_SERIALIZERS_ = {
'http://www.opengis.net/gml': {
'segments': ol.xml.makeChildAppender(ol.format.GML.writeCurveSegments_)
}
};
/**
* @type {Object.<string, Object.<string, ol.xml.Serializer>>}
* @private
*/
ol.format.GML.RING_SERIALIZERS_ = {
'http://www.opengis.net/gml': {
'exterior': ol.xml.makeChildAppender(ol.format.GML.writeRing_),
'interior': ol.xml.makeChildAppender(ol.format.GML.writeRing_)
}
};
/**
* @type {Object.<string, Object.<string, ol.xml.Serializer>>}
* @private
*/
ol.format.GML.SURFACE_SERIALIZERS_ = {
'http://www.opengis.net/gml': {
'PolygonPatch': ol.xml.makeChildAppender(ol.format.GML.writePolygon_)
}
};
/**
* @type {Object.<string, Object.<string, ol.xml.Serializer>>}
* @private
*/
ol.format.GML.CURVE_SERIALIZERS_ = {
'http://www.opengis.net/gml': {
'LineStringSegment': ol.xml.makeChildAppender(
ol.format.GML.writeLineString_)
}
};
/**
* @type {Object.<string, Object.<string, ol.xml.Serializer>>}
* @private
*/
ol.format.GML.GEOMETRY_SERIALIZERS_ = {
'http://www.opengis.net/gml': {
'Curve': ol.xml.makeChildAppender(ol.format.GML.writeCurve_),
'Point': ol.xml.makeChildAppender(ol.format.GML.writePoint_),
'MultiPoint': ol.xml.makeChildAppender(ol.format.GML.writeMultiPoint_),
'LineString': ol.xml.makeChildAppender(ol.format.GML.writeLineString_),
'LinearRing': ol.xml.makeChildAppender(ol.format.GML.writeLinearRing_),
'Polygon': ol.xml.makeChildAppender(ol.format.GML.writePolygon_),
'Surface': ol.xml.makeChildAppender(ol.format.GML.writeSurface_),
'MultiSurface': ol.xml.makeChildAppender(ol.format.GML.writeMultiSurface_)
}
};
/**
* @const
* @param {*} value Value.
* @param {Array.<*>} objectStack Object stack.
* @param {string=} opt_nodeName Node name.
* @return {Node|undefined} Node.
* @private
*/
ol.format.GML.GEOMETRY_NODE_FACTORY_ = function(value, objectStack,
opt_nodeName) {
var context = objectStack[objectStack.length - 1];
goog.asserts.assert(goog.isObject(context));
var surface = goog.object.get(context, 'surface');
var curve = goog.object.get(context, 'curve');
goog.asserts.assertInstanceof(value, ol.geom.Geometry);
var parentNode = objectStack[objectStack.length - 1].node;
goog.asserts.assert(ol.xml.isNode(parentNode));
var nodeName = value.getType();
if (nodeName === 'MultiPolygon') {
nodeName = 'MultiSurface';
}
if (nodeName === 'Polygon' && surface === true) {
nodeName = 'Surface';
}
if (nodeName === 'LineString' && curve === true) {
nodeName = 'Curve';
}
return ol.xml.createElementNS(parentNode.namespaceURI,
nodeName);
};
/**
* @inheritDoc
*/
ol.format.GML.prototype.writeGeometryNode = function(geometry) {
var geom = ol.xml.createElementNS('http://www.opengis.net/gml', 'geom');
var context = {node: geom, srsName: this.srsName_,
curve: this.curve_, surface: this.surface_};
ol.xml.pushSerializeAndPop(/** @type {ol.xml.NodeStackItem} */
(context), ol.format.GML.GEOMETRY_SERIALIZERS_,
ol.format.GML.GEOMETRY_NODE_FACTORY_, [geometry], []);
return geom;
};