Web10 de ago. de 2024 · 问题:在用openlayers3绘制多边形时老是出现问题,再用鼠标双击结束绘图时,图形也消失不见. 原因一 :在代码中多次用到source:new ol.source.Vector (),相 … WebIn this case draw polygon sides too dense for arc. Successfully draw this using LineString but how to draw it using polygon. Need polygon because I have to fill color in between. …
帮我用vue 和openlayers写一段代码,按钮点击创建多边形 ...
Web11 de abr. de 2024 · 初次使用openlayers地图进行开发各种地图功能,测距和测面积使用的是官方例子并进行了一些简单的修改,官方示例在测量一次之后不能停止,修改后,每 … Webcommunities including Stack Overflow, the largest, most trusted online community for developers learn, share their knowledge, and build their careers. Visit Stack Exchange Tour Start here for quick overview the site Help Center Detailed answers... mehran handy craft
小程序polyline 和 polygon 如何增加点击事件? 微信开放 ...
Web在OpenLayers 2中以編程方式移動單個頂點的正確方法是什么? 問題是,我需要防止用戶繪制無效的(例如,自交叉)多邊形。 為此,我創建了一個驗證多邊形的函數,然后在OpenLayers.Control.ModifyFeature類的dragComplete方法中驗證了多邊形(我基於該類創建了自己的類)。 Web30 de nov. de 2024 · Currently, OpenLayers only offers a WebGL-based renderer for points. Any other kind of vector data (lines, polygons) has to go through the Canvas-based renderer. This can still help in scenarios like data visualization, but not when it comes to fully featured vector tiles (for example OpenStreetMap data). WebCustom Polygon Styles. polygon 1 vector 72 style 24 GeometryFunction 1. In this example two different styles are created for the polygons: The first style is for the polygons … mehran headlights