mapxtreme_mapxtreme最新版_arcgis engine(10)

//Renderthemaptothefile

Renderer.toFile("comp.gif");

4IndividualvalueTheme

示例：

//getareferencetothelayerwewillbeapplyingthemeto

lyr=lyrs.add(dpr,ttdh,"Territories");

//createanewthemeobject

IndividualvalueThemeiValThm=newIndividualvalueTheme("CoverageTerritory","Sales

CoverageBreakdown");

//createarendition

Renditionrend=RenditionImpl.getDefaultRendition();

//assigncolortorenditionaddattributetothemewithpreviouslysetrendition

rend.setvalue(Rendition.FILL,Color.red);

iValThm.add(newAttribute("SouthWest"),rend);

//assigncolortorenditionaddattributetothemewithpreviouslysetrendition

rend.setvalue(Rendition.FILL,Color.blue);

iValThm.add(newAttribute("SouthEast"),rend);

//assigncolortorenditionaddattributetothemewithpreviouslysetrendition

rend.setvalue(Rendition.FILL,Color.green);

iValThm.add(newAttribute("Central"),rend);

//Addthethemetolayersthemelist

lyr.getThemeList().add(iValThm);

//Storecolumnnameandtypeinhashtable

Hashtableht=newHashtable();

ht.put("geomtype",IndividualvalueThemeLegend.REGION_GEOMETRY);

ht.put("lableorder",IndividualvalueThemeLegend.ORDER_ASCENDING);

//Createnewlegendpassingthemeandhashtable.ThesetThemeTitle.

IndividualvalueThemeLegendiValThmLeg;

iValThmLeg=newIndividualvalueThemeLegend(iValThm,ht);

iValThmLeg.setTitle("CovergeTerritorylegend");

//Generategifimagefromlegend

iValThmLeg.toFile("c:\\temp\\terrLeg.gif","image/gif");

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