Merge pull request #242 from bartvde/sld2
Add support for LabelPlacement of sld:TextSymbolizer (r=@ahocevar)
This commit is contained in:
Bart van den Eijnden
@@ -220,6 +220,78 @@ OpenLayers.Format.SLD.v1 = OpenLayers.Class(OpenLayers.Format.Filter.v1_0_0, {
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);
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}
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},
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"LabelPlacement": function(node, symbolizer) {
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this.readChildNodes(node, symbolizer);
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},
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"PointPlacement": function(node, symbolizer) {
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var config = {};
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this.readChildNodes(node, config);
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config.labelRotation = config.rotation;
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delete config.rotation;
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var labelAlign,
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x = symbolizer.labelAnchorPointX,
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y = symbolizer.labelAnchorPointY;
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if (x <= 1/3) {
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labelAlign = 'l';
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} else if (x > 1/3 && x < 2/3) {
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labelAlign = 'c';
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} else if (x >= 2/3) {
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labelAlign = 'r';
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}
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if (y <= 1/3) {
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labelAlign += 'b';
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} else if (y > 1/3 && y < 2/3) {
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labelAlign += 'm';
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} else if (y >= 2/3) {
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labelAlign += 't';
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}
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config.labelAlign = labelAlign;
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OpenLayers.Util.applyDefaults(symbolizer, config);
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},
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"AnchorPoint": function(node, symbolizer) {
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this.readChildNodes(node, symbolizer);
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},
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"AnchorPointX": function(node, symbolizer) {
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var labelAnchorPointX = this.readers.ogc._expression.call(this, node);
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// always string, could be empty string
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if(labelAnchorPointX) {
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symbolizer.labelAnchorPointX = labelAnchorPointX;
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}
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},
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"AnchorPointY": function(node, symbolizer) {
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var labelAnchorPointY = this.readers.ogc._expression.call(this, node);
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// always string, could be empty string
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if(labelAnchorPointY) {
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symbolizer.labelAnchorPointY = labelAnchorPointY;
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}
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},
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"Displacement": function(node, symbolizer) {
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this.readChildNodes(node, symbolizer);
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},
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"DisplacementX": function(node, symbolizer) {
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var labelXOffset = this.readers.ogc._expression.call(this, node);
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// always string, could be empty string
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if(labelXOffset) {
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symbolizer.labelXOffset = labelXOffset;
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}
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},
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"DisplacementY": function(node, symbolizer) {
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var labelYOffset = this.readers.ogc._expression.call(this, node);
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// always string, could be empty string
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if(labelYOffset) {
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symbolizer.labelYOffset = labelYOffset;
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}
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},
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"LinePlacement": function(node, symbolizer) {
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this.readChildNodes(node, symbolizer);
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},
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"PerpendicularOffset": function(node, symbolizer) {
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var labelPerpendicularOffset = this.readers.ogc._expression.call(this, node);
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// always string, could be empty string
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if(labelPerpendicularOffset) {
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symbolizer.labelPerpendicularOffset = labelPerpendicularOffset;
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}
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},
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"Label": function(node, symbolizer) {
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var value = this.readers.ogc._expression.call(this, node);
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if (value) {
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@@ -885,16 +957,26 @@ OpenLayers.Format.SLD.v1 = OpenLayers.Class(OpenLayers.Format.Filter.v1_0_0, {
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}
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// add in optional Font
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if(symbolizer.fontFamily != null ||
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symbolizer.fontSize != null ||
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symbolizer.fontWeight != null ||
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symbolizer.fontStyle != null) {
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this.writeNode("Font", symbolizer, node);
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symbolizer.fontSize != null ||
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symbolizer.fontWeight != null ||
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symbolizer.fontStyle != null) {
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this.writeNode("Font", symbolizer, node);
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}
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// add in optional LabelPlacement
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if (symbolizer.labelAnchorPointX != null ||
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symbolizer.labelAnchorPointY != null ||
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symbolizer.labelAlign != null ||
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symbolizer.labelXOffset != null ||
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symbolizer.labelYOffset != null ||
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symbolizer.labelRotation != null ||
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symbolizer.labelPerpendicularOffset != null) {
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this.writeNode("LabelPlacement", symbolizer, node);
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}
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// add in optional Halo
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if(symbolizer.haloRadius != null ||
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symbolizer.haloColor != null ||
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symbolizer.haloOpacity != null) {
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this.writeNode("Halo", symbolizer, node);
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symbolizer.haloColor != null ||
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symbolizer.haloOpacity != null) {
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this.writeNode("Halo", symbolizer, node);
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}
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// add in optional Fill
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if(symbolizer.fontColor != null ||
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@@ -906,6 +988,109 @@ OpenLayers.Format.SLD.v1 = OpenLayers.Class(OpenLayers.Format.Filter.v1_0_0, {
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}
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return node;
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},
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"LabelPlacement": function(symbolizer) {
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var node = this.createElementNSPlus("sld:LabelPlacement");
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if (symbolizer.labelAnchorPointX != null ||
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symbolizer.labelAnchorPointY != null ||
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symbolizer.labelAlign != null ||
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symbolizer.labelXOffset != null ||
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symbolizer.labelYOffset != null ||
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symbolizer.labelRotation != null) {
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this.writeNode("PointPlacement", symbolizer, node);
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}
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if (symbolizer.labelPerpendicularOffset != null) {
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this.writeNode("LinePlacement", symbolizer, node);
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}
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return node;
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},
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"LinePlacement": function(symbolizer) {
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var node = this.createElementNSPlus("sld:LinePlacement");
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this.writeNode("PerpendicularOffset", symbolizer.labelPerpendicularOffset, node);
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return node;
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},
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"PerpendicularOffset": function(value) {
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return this.createElementNSPlus("sld:PerpendicularOffset", {
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value: value
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});
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},
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"PointPlacement": function(symbolizer) {
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var node = this.createElementNSPlus("sld:PointPlacement");
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if (symbolizer.labelAnchorPointX != null ||
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symbolizer.labelAnchorPointY != null ||
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symbolizer.labelAlign != null) {
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this.writeNode("AnchorPoint", symbolizer, node);
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}
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if (symbolizer.labelXOffset != null ||
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symbolizer.labelYOffset != null) {
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this.writeNode("Displacement", symbolizer, node);
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}
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if (symbolizer.labelRotation != null) {
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this.writeNode("Rotation", symbolizer.labelRotation, node);
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}
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return node;
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},
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"AnchorPoint": function(symbolizer) {
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var node = this.createElementNSPlus("sld:AnchorPoint");
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var x = symbolizer.labelAnchorPointX,
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y = symbolizer.labelAnchorPointY;
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if (x != null) {
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this.writeNode("AnchorPointX", x, node);
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}
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if (y != null) {
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this.writeNode("AnchorPointY", y, node);
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}
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if (x == null && y == null) {
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var xAlign = symbolizer.labelAlign.substr(0, 1),
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yAlign = symbolizer.labelAlign.substr(1, 1);
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if (xAlign === "l") {
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x = 0;
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} else if (xAlign === "c") {
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x = 0.5;
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} else if (xAlign === "r") {
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x = 1;
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}
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if (yAlign === "b") {
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y = 0;
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} else if (yAlign === "m") {
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y = 0.5;
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} else if (yAlign === "t") {
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y = 1;
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}
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this.writeNode("AnchorPointX", x, node);
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this.writeNode("AnchorPointY", y, node);
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}
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return node;
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},
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"AnchorPointX": function(value) {
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return this.createElementNSPlus("sld:AnchorPointX", {
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value: value
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});
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},
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"AnchorPointY": function(value) {
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return this.createElementNSPlus("sld:AnchorPointY", {
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value: value
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});
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},
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"Displacement": function(symbolizer) {
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var node = this.createElementNSPlus("sld:Displacement");
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if (symbolizer.labelXOffset != null) {
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this.writeNode("DisplacementX", symbolizer.labelXOffset, node);
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}
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if (symbolizer.labelYOffset != null) {
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this.writeNode("DisplacementY", symbolizer.labelYOffset, node);
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}
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return node;
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},
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"DisplacementX": function(value) {
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return this.createElementNSPlus("sld:DisplacementX", {
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value: value
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});
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},
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"DisplacementY": function(value) {
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return this.createElementNSPlus("sld:DisplacementY", {
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value: value
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});
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},
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"Font": function(symbolizer) {
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var node = this.createElementNSPlus("sld:Font");
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// add in CssParameters
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