location.java

Online Map for Mobile

public class Location { 
    String  name;
    short[] points;
    String  info;
    String  image;

    Location() {}

    Location(String name) { 
        this.name = name;
    }

    Location(XMLElement elem) { 
        name = elem.getAttribute("name").getValue();
        XMLElement point = elem.getSibling("point");
        points = new short[point.getCounter()*2];
        for (int i = 0; i < points.length; i += 2) { 
            points[i] = (short)point.getAttribute("x").getIntValue();
            points[i+1] = (short)point.getAttribute("y").getIntValue();
            point = point.getNextSibling();
        }
        XMLAttribute imageAttr = elem.getAttribute("image");
        if (imageAttr != null) { 
            image = imageAttr.getValue();
        }
        info = elem.getValue();
    }

    int getWidth() { 
        int minX = Integer.MAX_VALUE;
        int maxX = Integer.MIN_VALUE;
        for (int i = 0; i < points.length; i += 2) { 
            if (points[i] < minX) { 
                minX = points[i];
            }
            if (points[i] > maxX) { 
                maxX = points[i];
            }
        }
        return maxX - minX;
    }

    int getHeight() { 
        int minY = Integer.MAX_VALUE;
        int maxY = Integer.MIN_VALUE;
        for (int i = 1; i < points.length; i += 2) { 
            if (points[i] < minY) { 
                minY = points[i];
            }
            if (points[i] > maxY) { 
                maxY = points[i];
            }
        }
        return maxY - minY;
    }

    int getCenterX() { 
        return (points[0] + points[points.length-2]) / 2;
    }

    int getCenterY() { 
        return (points[1] + points[points.length-1]) / 2;
    }
}