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java.lang.Objectorg.ka2ddo.yaac.gui.drawlayer.AbstractDrawable
org.ka2ddo.yaac.gui.drawlayer.Polyline
public class Polyline
This class defines a drawable polyline.
Constructor Summary | |
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Polyline()
Create an empty Polyline. |
Method Summary | |
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void |
addVertex(double lat,
double lon)
Add another vertex to this polyline. |
void |
addVertex(java.awt.geom.Point2D pt)
Add another vertex to this polyline |
float |
distance(int x,
int y,
Projection proj)
This computes the nearest distance from this drawable to the specified pixel coordinates. |
double |
getVertexLat(int index)
Gets the latitude of the index-specified vertex in the polyline. |
double |
getVertexLon(int index)
Gets the longitude of the index-specified vertex in the polyline. |
void |
paintDrawable(java.awt.Graphics2D g,
Projection proj)
Render this drawable upon a canvas using the specified Graphics and Projection. |
void |
removeVertex(int index)
Remove the specified vertex from the ordered list of vertices. |
int |
size()
Get the number of vertices in this polyline. |
java.lang.String |
toString()
Returns a string representation of the object. |
Methods inherited from class org.ka2ddo.yaac.gui.drawlayer.AbstractDrawable |
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getLineColor, getName, getStroke, getStrokeType, paramString, setLineColor, setName, setStroke |
Methods inherited from class java.lang.Object |
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clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait |
Constructor Detail |
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public Polyline()
Method Detail |
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public void addVertex(double lat, double lon)
lat
- latitude of this vertex in degrees Northlon
- longitude of this vertex in degrees Eastpublic void addVertex(java.awt.geom.Point2D pt)
pt
- Point2D containing a position in decimal degrees North and Eastpublic int size()
public void removeVertex(int index) throws java.lang.ArrayIndexOutOfBoundsException
index
- zero-based index of the vertex to remove
java.lang.ArrayIndexOutOfBoundsException
- if the index is not in range to represent a vertex in ths polylinepublic double getVertexLat(int index)
index
- zero-based index of the vertex
public double getVertexLon(int index)
index
- zero-based index of the vertex
public void paintDrawable(java.awt.Graphics2D g, Projection proj)
paintDrawable
in class AbstractDrawable
g
- Graphics2D object for rendering the drawableproj
- Projection for translating geographic coordinates of the drawablepublic float distance(int x, int y, Projection proj)
distance
in class AbstractDrawable
x
- int pixel X-coordinatey
- int pixel Y-coordinateproj
- Projection to translate drawable into screen space
public java.lang.String toString()
toString
in class java.lang.Object
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