无法设置LineString的样式

时间:2012-12-10 22:46:51

标签: javascript maps gis openlayers

我正在尝试设置LineString的样式,但它似乎不起作用。这是我的代码:

function connectStationFeatures(feat1, feat2){
    var lineLayer = getLinesLayer();
    var point1 = feat1.geometry;
    var point2 = feat2.geometry;
    var style = new OpenLayers.StyleMap({
        'fillColor':"#FF8C00",
        'strokeWidth':10,
        'strokeDashstyle':"dashdot"
    });
    var line = new OpenLayers.Geometry.LineString([point1, point2]);

    lineLayer.addFeatures([new OpenLayers.Feature.Vector(line, {styleMap:style})]);
}

或者我试过:

function connectStationFeatures(feat1, feat2){
    var lineLayer = getLinesLayer();
    var point1 = feat1.geometry;
    var point2 = feat2.geometry;
    var style = new OpenLayers.StyleMap({
        'fillColor':"#FF8C00",
        'strokeWidth':10,
        'strokeDashstyle':"dashdot"
    });
    var line = new OpenLayers.Geometry.LineString([point1, point2]);
    var lineFeat = new OpenLayers.Feature.Vector(line);
    lineFeat.styleMap = style;
    lineLayer.addFeatures([lineFeat]);
 }

非常感谢任何帮助! THX

1 个答案:

答案 0 :(得分:1)

您必须将StyleMap添加到图层,而不是添加到

vectorLayer = new OpenLayers.Layer.Vector('Foo', {styleMap: style});

http://jsfiddle.net/HqQ6V/

定义样式有几种不同的方法 - 使用hash,Style或StyleMap对象;您可以将它们附加到要素或图层。这是一个很好的解释:http://docs.openlayers.org/library/feature_styling.html