Java PointFeature类代码示例

import de.fhpotsdam.unfolding.data.PointFeature; //导入依赖的package包/类
@SuppressWarnings("unused")
private boolean isLand(PointFeature earthquake) {
	
	
	// 对所有的国家标记进行循环访问。  
	// 检查地震的PointFeature是否在For each, check if the earthquake PointFeature is in the 
	// country in m.  注意isInCountry的参数是PointFeature和Marker  
	// 如果isInCountry返回true，isLand也应返回true
	for (Marker m : countryMarkers) {
		// TODO: 使用isInCountry方法来完成这个方法
		
	}
	
	
	// 不在任何国家中
	return false;
}
 

import de.fhpotsdam.unfolding.data.PointFeature; //导入依赖的package包/类
private SimplePointMarker createMarker(PointFeature feature)
{  
	// 如果需要打印PointFeature中的所有内容，将下一行代码去掉注释
	//System.out.println(feature.getProperties());
	
	// 根据给定的PointFeature中的location来创建SimplePointMarker
	SimplePointMarker marker = new SimplePointMarker(feature.getLocation());
	
	Object magObj = feature.getProperty("magnitude");
	float mag = Float.parseFloat(magObj.toString());
	
	// 下面的示例是使用Procession的color方法来生成代表黄色的整数值
    int yellow = color(255, 255, 0);
	
	// TODO : 添加代码，根据地震级别来设计标记的大小和颜色  
    // 注意在上面定义的2个常量：THRESHOLD_MODERATE和 THRESHOLD_LIGHT
    // 可以与这2个值进行比较来确定地震的级别
    
    
    // 返回marker
    return marker;
}
 

import de.fhpotsdam.unfolding.data.PointFeature; //导入依赖的package包/类
private boolean isLand(PointFeature earthquake) {
	
	// IMPLEMENT THIS: loop over all countries to check if location is in any of them
	
	// TODO: Implement this method using the helper method isInCountry
	for (Marker country : countryMarkers)
	{
		if (isInCountry(earthquake, country))
		{
			return true;
		}
	}
	
	// not inside any country
	return false;
}
 

import de.fhpotsdam.unfolding.data.PointFeature; //导入依赖的package包/类
private boolean isLand(PointFeature earthquake) {
	
	for (Marker country : countryMarkers) {
		if (isInCountry(earthquake, country)) {
			return true;
		}
	}
	
	return false;
}
 

import de.fhpotsdam.unfolding.data.PointFeature; //导入依赖的package包/类
private boolean isInCountry(PointFeature earthquake, Marker country) {
	// 获取地点
	Location checkLoc = earthquake.getLocation();

	// some countries represented it as MultiMarker
	// looping over SimplePolygonMarkers which make them up to use isInsideByLoc
	if (country.getClass() == MultiMarker.class) {

		// looping over markers making up MultiMarker
		for (Marker marker : ((MultiMarker) country).getMarkers()) {

			// checking if inside
			if (((AbstractShapeMarker) marker).isInsideByLocation(checkLoc)) {
				earthquake.addProperty("country", country.getProperty("name"));

				// return if is inside one
				return true;
			}
		}
	}

	// check if inside country represented by SimplePolygonMarker
	else if (((AbstractShapeMarker) country).isInsideByLocation(checkLoc)) {
		earthquake.addProperty("country", country.getProperty("name"));

		return true;
	}
	return false;
}
 

import de.fhpotsdam.unfolding.data.PointFeature; //导入依赖的package包/类
public EarthquakeMarker (PointFeature feature) 
{
	super(feature.getLocation());
	// Add a radius property and then set the properties
	java.util.HashMap<String, Object> properties = feature.getProperties();
	float magnitude = Float.parseFloat(properties.get("magnitude").toString());
	properties.put("radius", 2*magnitude );
	setProperties(properties);
	this.radius = 1.75f*getMagnitude();
}
 

import de.fhpotsdam.unfolding.data.PointFeature; //导入依赖的package包/类
@SuppressWarnings("unused")
private boolean isInCountry(PointFeature earthquake, Marker country) {
	// 获取地点
	Location checkLoc = earthquake.getLocation();

	// some countries represented it as MultiMarker
	// looping over SimplePolygonMarkers which make them up to use isInsideByLoc
	if(country.getClass() == MultiMarker.class) {
			
		// looping over markers making up MultiMarker
		for(Marker marker : ((MultiMarker)country).getMarkers()) {
				
			// checking if inside
			if(((AbstractShapeMarker)marker).isInsideByLocation(checkLoc)) {
				earthquake.addProperty("country", country.getProperty("name"));
					
				// return if is inside one
				return true;
			}
		}
	}
		
	// check if inside country represented by SimplePolygonMarker
	else if(((AbstractShapeMarker)country).isInsideByLocation(checkLoc)) {
		earthquake.addProperty("country", country.getProperty("name"));
		
		return true;
	}
	return false;
}
 

import de.fhpotsdam.unfolding.data.PointFeature; //导入依赖的package包/类
public LandQuakeMarker(PointFeature quake) {
	
	// 调用EarthquakeMarker构造方法
	super(quake);
	
	// setting field in earthquake marker
	isOnLand = true;
}
 

import de.fhpotsdam.unfolding.data.PointFeature; //导入依赖的package包/类
public EarthquakeMarker (PointFeature feature) 
{
	super(feature.getLocation());
	// 添加属性radius，并将其加入properties中
	java.util.HashMap<String, Object> properties = feature.getProperties();
	float magnitude = Float.parseFloat(properties.get("magnitude").toString());
	properties.put("radius", 2*magnitude );
	setProperties(properties);
	this.radius = 1.75f*getMagnitude();
}
 

import de.fhpotsdam.unfolding.data.PointFeature; //导入依赖的package包/类
private boolean isLand(PointFeature earthquake) {

		for (Marker country : countryMarkers) {
			if (isInCountry(earthquake, country)) {
				return true;
			}
		}

		// not inside any country
		return false;
	}
 

import de.fhpotsdam.unfolding.data.PointFeature; //导入依赖的package包/类
private boolean isInCountry(PointFeature earthquake, Marker country) {
	// getting location of feature
	Location checkLoc = earthquake.getLocation();

	// some countries represented it as MultiMarker
	// looping over SimplePolygonMarkers which make them up to use
	// isInsideByLoc
	if (country.getClass() == MultiMarker.class) {

		// looping over markers making up MultiMarker
		for (Marker marker : ((MultiMarker) country).getMarkers()) {

			// checking if inside
			if (((AbstractShapeMarker) marker).isInsideByLocation(checkLoc)) {
				earthquake.addProperty("country",
						country.getProperty("name"));

				// return if is inside one
				return true;
			}
		}
	}

	// check if inside country represented by SimplePolygonMarker
	else if (((AbstractShapeMarker) country).isInsideByLocation(checkLoc)) {
		earthquake.addProperty("country", country.getProperty("name"));

		return true;
	}
	return false;
}
 

import de.fhpotsdam.unfolding.data.PointFeature; //导入依赖的package包/类
public LandQuakeMarker(PointFeature quake) {
	
	// calling EarthquakeMarker constructor
	super(quake);
	
	// setting field in earthquake marker
	isOnLand = true;
}
 

import de.fhpotsdam.unfolding.data.PointFeature; //导入依赖的package包/类
private boolean isLand(PointFeature earthquake) {
	
	// IMPLEMENT THIS: loop over all countries to check if location is in any of them
	// If it is, add 1 to the entry in countryQuakes corresponding to this country.
	for (Marker country : countryMarkers) {
		if (isInCountry(earthquake, country)) {
			return true;
		}
	}
	
	// not inside any country
	return false;
}
 

import de.fhpotsdam.unfolding.data.PointFeature; //导入依赖的package包/类
private boolean isInCountry(PointFeature earthquake, Marker country) {
	// getting location of feature
	Location checkLoc = earthquake.getLocation();

	// some countries represented it as MultiMarker
	// looping over SimplePolygonMarkers which make them up to use isInsideByLoc
	if(country.getClass() == MultiMarker.class) {
			
		// looping over markers making up MultiMarker
		for(Marker marker : ((MultiMarker)country).getMarkers()) {
				
			// checking if inside
			if(((AbstractShapeMarker)marker).isInsideByLocation(checkLoc)) {
				earthquake.addProperty("country", country.getProperty("name"));
					
				// return if is inside one
				return true;
			}
		}
	}
		
	// check if inside country represented by SimplePolygonMarker
	else if(((AbstractShapeMarker)country).isInsideByLocation(checkLoc)) {
		earthquake.addProperty("country", country.getProperty("name"));
		
		return true;
	}
	return false;
}
 

import de.fhpotsdam.unfolding.data.PointFeature; //导入依赖的package包/类
private SimplePointMarker createMarker(PointFeature feature)
{
	int yellow = color(255, 255, 0);
    int red = color(255, 0, 0);
    int blue = color(0, 0, 255);
    
    SimplePointMarker quake = new SimplePointMarker(feature.getLocation());
	
	Object magObj = feature.getProperty("magnitude");
   	float mag = Float.parseFloat(magObj.toString());
   	
   	if (mag < THRESHOLD_LIGHT)
   	{
   		quake.setColor(blue);
   		quake.setRadius(6.0f);
   	}
   	else if (mag < THRESHOLD_MODERATE)
   	{
   		quake.setColor(yellow);
   		quake.setRadius(9.0f);
   	}
   	else
   	{
   		quake.setColor(red);
   		quake.setRadius(12.0f);
   	}
   	
   	return quake;
}