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Flex & OGIS For ArcGIS Flex Viewer OGIS. WebGIS 三部曲对 OGIS 应用. 内容大纲. 一、 WebGIS 及其规范 二、 WebGIS 常用前端开发技术 三、 OGIS 基本原理 四、 ArcGIS Flex Viewer 使用 OGIS. 1 、 WebGIS 及其 规范. 一、什么是 WebGIS ? 二、 GIS 服务规范. 1.1 、 什么是 WebGIS ?. - PowerPoint PPT Presentation
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Flex&OGIS For ArcGIS Flex
Flex & OGIS For ArcGIS Flex Viewer
OGISWebGISOGISWebGISWebGISOGISArcGIS Flex Viewer OGIS1WebGISWebGISGIS1.1WebGISWebGISWeb/WebGISWeb1.2GISWeb Feature Service WFS WebWeb Map Service WMS Web Web Map Tile Service WMTS Web 1.2.1 WMTSWMTSWeb Map Tile ServiceOpen GeoSpatial ConsortiumOGCWMSOGCWMTSWMS,WebGISWMTSOGC
1.2.1 WMTS1. GetCapabilities service=WMTS&request=GetCapabilities2. GetTile service=WMTS&request=GetTile&version=1.0.0&layer=etopo2&style=default&format=image/png&TileMatrixSet=WholeWorld_CRS_84&TileMatrix=10m&TileRow=1&TileCol=33. GetFeatureInfo
72WebGISJavaScript JavaScriptCNode.jsSilverlight .NETSilverlightSilverlightMacWindowsFlex Macromedia20043Macromedia FlashRIARich Internet Applications2.1 FlexFlex Web Adobe Flash Player Adobe AIR, 2.1 FlexFlex VS JavaScriptFlex JavaScriptFlexFlex JavaScript JavaScript2.1 Flex
Flex2.1 FlexFlex
2.1 FlexArcGIS Flex Viewer
2.1 FlexFlex VS SilverlightFlexJavaSilverlightC#.NetFlex
3OGIS2.5D 2.5D3.12.5D
2.5D:1452 *sin(45)
3.12.5D
2.5D3.26,256*2562.5D1/2
3.22
68,66.jpg136,132.jpg137,132.jpg136,133.jpg137,133.jpg3.312.5D2js
3.3
1 OGISx,y x/4096,y/4096.js2 x3.31
4ArcGIS Flex Viewer OGIS4.1
4.1Resolution()Resolution 1 dpi961= 2.541=961: 12500000011250000001=0.0254=961=0.0254/96 11250000001125000000*0.0254/96 = 33072.91666666674.1
4.11pX,pY2(ltX,ltY)3X=ltX+pX* Resolution Y=ltY+pY* Resolution
4.110,0x,y2(x/ Resolution/(256)) (y/ Resolution/(256))
4.112
4.1ArcGIS Flex ViewerTiledMapServiceLayer4.2
4.2
4.24.2
4.2ArcGIS Flex ViewerTiledMapServiceLayermap(EXTENT_CHANGE)GraphicsLayer