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