pointdrawingtask.java

esri的ArcGIS Server超级学习模板程序（for java）

package com.esri.solutions.jitk.web.tasks.redlining.shape;

import java.util.LinkedHashMap;

import org.apache.log4j.Logger;

import com.esri.adf.web.data.geometry.WebPoint;
import com.esri.adf.web.data.symbol.WebSimpleMarkerSymbol;
import com.esri.adf.web.data.symbol.WebSymbol;
import com.esri.adf.web.faces.event.MapEvent;
import com.esri.solutions.jitk.web.tasks.GraphicsDrawingTask;
import com.esri.solutions.jitk.web.tasks.redlining.map.PointMarkerMap;

public class PointDrawingTask extends GraphicsDrawingTask {
	
	private static final long serialVersionUID = 7248198659074098570L;
	private static final Logger _logger = Logger.getLogger(PointDrawingTask.class);
	
	protected int _pointMarkerTypeId = -1;
	protected String _pointMarkerParam = null;
	protected String _shapeWidth = null;
	protected String _shapeColor = null;
	protected String _pointSizeParam = null;
	protected String _pointColorParam = null;
	
	protected LinkedHashMap<Integer, String> _pointMarkerTypeList = null;
	
	public void initPointProperties() {
		this._pointMarkerTypeList = new PointMarkerMap();
	}
	
	public void placePoint(MapEvent event) {
		
		try {
			_logger.info("Placing point redline on map.");
			requestTaskRender();
			
			mgResource.addGraphicFeature((WebPoint)event.getWebGeometry().toMapGeometry(event.getWebContext().getWebMap()), getMarkerSymbol());
			
			event.getWebContext().refresh();
		
		} catch (Exception ex) {
			renderExceptionMessage(ex);
			_logger.error("Could not place point redline on map.", ex);
		}
	}
	
	protected WebSymbol getMarkerSymbol() {
		
		WebSimpleMarkerSymbol symbol = new WebSimpleMarkerSymbol();
		symbol.setColor(getShapeColor());
		symbol.setAntialiasing(true);
		symbol.setMarkerType(getPointMarkerTypeId());
		symbol.setWidth(Integer.valueOf(getShapeWidth()));
		
		return symbol;
	}
		
	public int getPointMarkerTypeId() {
		if (_pointMarkerTypeId < 0) _pointMarkerTypeId = Integer.parseInt(this._pointMarkerParam);
		return _pointMarkerTypeId;
	}

	public void setPointMarkerTypeId(int pointMarkerTypeId) {
		this._pointMarkerTypeId = pointMarkerTypeId;
	}	
	
	public String getShapeWidth() {
		if (this._shapeWidth == null) this._shapeWidth = this._pointSizeParam;
		return this._shapeWidth;
	}

	public void setShapeWidth(String shapeWidth) {
		this._shapeWidth = shapeWidth;
	}

	public String getShapeColor() {
		if (this._shapeColor == null) this._shapeColor = this._pointColorParam;
		return this._shapeColor;
	}

	public void setShapeColor(String shapeColor) {
		this._shapeColor = shapeColor;
	}	
	
	public String getPointMarkerParam() {
		return this._pointMarkerParam;
	}

	public void setPointMarkerParam(String pointMarkerParam) {
		this._pointMarkerParam = pointMarkerParam;
	}

	public String getPointColorParam() {
		return this._pointColorParam;
	}

	public void setPointColorParam(String pointColorParam) {
		this._pointColorParam = pointColorParam;
	}

	public String getPointSizeParam() {
		return this._pointSizeParam;
	}

	public void setPointSizeParam(String pointSizeParam) {
		this._pointSizeParam = pointSizeParam;
	}	
	
	public LinkedHashMap<Integer, String> getPointMarkerTypeList() {
		return _pointMarkerTypeList;
	}

	public void setPointMarkerTypeList(LinkedHashMap<Integer, String> pointMarkerTypeList) {
		this._pointMarkerTypeList = pointMarkerTypeList;
	}	
}