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java.lang.Object com.bbn.openmap.omGraphics.geom.BasicGeometry com.bbn.openmap.omGraphics.OMGraphicAdapter com.bbn.openmap.omGraphics.OMAbstractLine com.bbn.openmap.omGraphics.OMLine
public class OMLine
Graphic object that represents a simple line.
The OMLine is used to create simple lines, from one point on the window to the other. If you want to have a line with several parts, use OMPoly as a polyline with no fillColor.
OMPoly
,
Serialized FormField Summary | |
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protected ArcCalc |
arc
For x-y and offset lines, there is the ability to put a curve in the line. |
static int |
CURVED_LINE
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protected boolean |
isPolyline
Figured out after generation, based on what's going on with the map. |
protected double[] |
latlons
latlons is a array of 4 doubles - lat1, lon1, lat2, lon2. |
protected int[] |
pts
pts is an array of 4 ints - px1, py1, px2, py2. |
static int |
STRAIGHT_LINE
|
Fields inherited from class com.bbn.openmap.omGraphics.OMAbstractLine |
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arrowhead, nsegs, xpoints, ypoints |
Fields inherited from class com.bbn.openmap.omGraphics.OMGraphicAdapter |
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declutterType, displayPaint, edgeMatchesFill, fillPaint, hasLabel, linePaint, matted, mattingPaint, renderType, selected, selectPaint, showEditablePalette, stroke, textureMask |
Fields inherited from class com.bbn.openmap.omGraphics.geom.BasicGeometry |
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attributes, lineType, needToRegenerate, shape, visible |
Constructor Summary | |
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OMLine()
Generic constructor, attributes need to filled later. |
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OMLine(double lat_1,
double lon_1,
double lat_2,
double lon_2,
int lineType)
Create a line from lat lon points. |
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OMLine(double lat_1,
double lon_1,
double lat_2,
double lon_2,
int lineType,
int nsegs)
Create a line from lat lon points. |
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OMLine(double lat_1,
double lon_1,
int x1,
int y1,
int x2,
int y2)
Create a line between two x-y points on the window, where the x-y points are offsets from a lat-lon point. |
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OMLine(int x1,
int y1,
int x2,
int y2)
Create a line between two xy points on the window. |
Method Summary | |
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boolean |
contains(double x,
double y)
This takes the area out of OMLines that may look like they have area, depending on their shape. |
boolean |
generate(Projection proj)
Prepare the line for rendering. |
ArcCalc |
getArc()
Return the arc angle set for this line. |
double[] |
getLL()
Get the lat lon values of the end points of the line in an array of doubles - lat1, lon1, lat2, lon2. |
int |
getNumSegs()
Get the number of segments of the lat/lon line. |
int[] |
getPts()
Get the xy values of the end points of the line in an array of ints - x1, y1, x2, y2 . |
boolean |
isPolyline()
Check to see if this line is a polyline. |
void |
render(java.awt.Graphics g)
Paint the line. |
void |
restore(OMGeometry source)
Takes the generic OMGraphic settings from another OMGraphic and pushes them to this one. |
void |
setArc(ArcCalc ac)
Set the arc that is drawn between the points of a x-y or offset line. |
void |
setLL(double[] lls)
Set the lat lon values of the end points of the line from an array of doubles - lat1, lon1, lat2, lon2. |
void |
setNumSegs(int nsegs)
Set the number of segments of the lat/lon line. |
void |
setPts(int[] xys)
Set the xy values of the end points of the line from an array of ints - x1, y1, x2, y2 . |
boolean |
shouldRenderFill()
The OMLine should never render fill. |
Methods inherited from class com.bbn.openmap.omGraphics.OMAbstractLine |
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addArrowHead, addArrowHead, addArrowHead, addArrowHead, createArrowHeads, getArrowDirectionType, getArrowHead, getArrowLocation, getWingLength, getWingTip, hasArrowHead, restore, setArrowHead |
Methods inherited from class com.bbn.openmap.omGraphics.geom.BasicGeometry |
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_distance, appendShapeEdge, appendShapeEdge, appendShapeEdge, appendShapeEdge, clearAttributes, createAttributeMap, createBoxShape, createShape, createShape, describeShapeDetail, describeShapeDetail, distanceToEdge, distanceToEdge, draw, draw, fill, fill, getAppObject, getAttribute, getAttributes, getDescription, getLineType, getNeedToRegenerate, getShape, isRenderable, isRenderable, isVisible, putAttribute, removeAttribute, setAppObject, setAttributes, setLineType, setNeedToRegenerate, setShape, setVisible |
Methods inherited from class java.lang.Object |
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equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
Methods inherited from interface com.bbn.openmap.omGraphics.OMGeometry |
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clearAttributes, distance, distanceToEdge, draw, draw, fill, fill, getAppObject, getAttribute, getAttributes, getDescription, getLineType, getNeedToRegenerate, getShape, isRenderable, isRenderable, isVisible, putAttribute, removeAttribute, setAppObject, setAttributes, setLineType, setNeedToRegenerate, setShape, setVisible |
Field Detail |
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protected transient boolean isPolyline
protected double[] latlons
protected int[] pts
protected ArcCalc arc
public static final int STRAIGHT_LINE
public static final int CURVED_LINE
Constructor Detail |
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public OMLine()
public OMLine(double lat_1, double lon_1, double lat_2, double lon_2, int lineType)
lat_1
- latitude of first point, decimal degrees.lon_1
- longitude of first point, decimal degrees.lat_2
- latitude of second point, decimal degrees.lon_2
- longitude of second point, decimal degrees.lineType
- a choice between LINETYPE_STRAIGHT, LINETYPE_GREATCIRCLE
or LINETYPE_RHUMB.public OMLine(double lat_1, double lon_1, double lat_2, double lon_2, int lineType, int nsegs)
lat_1
- latitude of first point, decimal degrees.lon_1
- longitude of first point, decimal degrees.lat_2
- latitude of second point, decimal degrees.lon_2
- longitude of second point, decimal degrees.lineType
- a choice between LINETYPE_STRAIGHT, LINETYPE_GREATCIRCLE
or LINETYPE_RHUMB.nsegs
- number of segment points (only for LINETYPE_GREATCIRCLE or
LINETYPE_RHUMB line types, and if < 1, this value is generated
internally)public OMLine(int x1, int y1, int x2, int y2)
x1
- the x location of the first point, in pixels from the left of
the window.y1
- the y location of the first point, in pixels from the top of
the window.x2
- the x location of the second point, in pixels from the left of
the window.y2
- the y location of the second point, in pixels from the top of
the window.public OMLine(double lat_1, double lon_1, int x1, int y1, int x2, int y2)
lat_1
- the latitude of the reference point of the line, in decimal
degrees.lon_1
- the longitude of the reference point of the line, in decimal
degrees.x1
- the x location of the first point, in pixels from the longitude
point.y1
- the y location of the first point, in pixels from the latitude
point.x2
- the x location of the second point, in pixels from the
longitude point.y2
- the y location of the second point, in pixels from the latitude
point.Method Detail |
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public void setLL(double[] lls)
lls
- array of doubles - lat1, lon1, lat2, lon2public double[] getLL()
public void setPts(int[] xys)
xys
- array of ints for the points - x1, y1, x2, y2public int[] getPts()
public boolean isPolyline()
public void setNumSegs(int nsegs)
nsegs
- number of segment pointspublic int getNumSegs()
public void setArc(ArcCalc ac)
public ArcCalc getArc()
public boolean generate(Projection proj)
generate
in interface OMGeometry
generate
in class OMGraphicAdapter
proj
- Projection
OMGraphicAdapter.regenerate(com.bbn.openmap.proj.Projection)
public void render(java.awt.Graphics g)
render
in interface OMGeometry
render
in class OMGraphicAdapter
g
- Graphics context to render intopublic boolean shouldRenderFill()
shouldRenderFill
in interface OMGraphic
shouldRenderFill
in class OMGraphicAdapter
public boolean contains(double x, double y)
contains
in interface OMGeometry
contains
in class BasicGeometry
x
- X pixel coordinate of the point.y
- Y pixel coordinate of the point.
public void restore(OMGeometry source)
OMGraphicAdapter
restore
in interface OMGeometry
restore
in class OMGraphicAdapter
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