com.bbn.openmap.layer.link
Class LinkArc

java.lang.Object
  com.bbn.openmap.layer.link.LinkArc

All Implemented Interfaces:

LinkGraphicConstants, LinkPropertiesConstants

public class LinkArc
extends java.lang.Object
implements LinkGraphicConstants, LinkPropertiesConstants

Reading and writing a Link protocol version of a circle.

Field Summary

Fields inherited from interface com.bbn.openmap.layer.link.LinkGraphicConstants

BASELINE_BOTTOM, BASELINE_MIDDLE, BASELINE_TOP, BLACK_COLOR_STRING, CLEAR_COLOR_STRING, COLORMODEL_DIRECT, COLORMODEL_INDEXED, COLORMODEL_URL, COLUMN_MAJOR, COORDMODE_ORIGIN, COORDMODE_PREVIOUS, DECIMAL_DEGREES, GRAPHICTYPE_ARC, GRAPHICTYPE_BITMAP, GRAPHICTYPE_CIRCLE, GRAPHICTYPE_ELLIPSE, GRAPHICTYPE_GRAPHIC, GRAPHICTYPE_GRID, GRAPHICTYPE_LINE, GRAPHICTYPE_POINT, GRAPHICTYPE_POLY, GRAPHICTYPE_RASTER, GRAPHICTYPE_RECTANGLE, GRAPHICTYPE_TEXT, JUSTIFY_CENTER, JUSTIFY_LEFT, JUSTIFY_RIGHT, KM, LINETYPE_GREATCIRCLE, LINETYPE_RHUMB, LINETYPE_STRAIGHT, LINETYPE_UNKNOWN, MILES, NMILES, RADIANS, RENDERTYPE_LATLON, RENDERTYPE_OFFSET, RENDERTYPE_UNKNOWN, RENDERTYPE_XY, ROW_MAJOR

Fields inherited from interface com.bbn.openmap.layer.link.LinkPropertiesConstants

LPC_BACKWARD_DIAG_PATTERN, LPC_CENTER_LAT, LPC_CENTER_LONG, LPC_CLEAR_PROPERTIES, LPC_CLEAR_PROPERTIES_CHAR, LPC_CROSS_PATTERN, LPC_DASH, LPC_DASH_DOT, LPC_DASH_DOT_DOT, LPC_DIAG_CROSS_PATTERN, LPC_DOT, LPC_FILLCOLOR, LPC_FILLPATTERN, LPC_FORWARD_DIAG_PATTERN, LPC_GRAPHICID, LPC_HEIGHT, LPC_HIGHLIGHTCOLOR, LPC_HORIZONTAL_PATTERN, LPC_HTML, LPC_INFO, LPC_LATMAX, LPC_LATMIN, LPC_LINECOLOR, LPC_LINESTYLE, LPC_LINEWIDTH, LPC_LINKRASTERIMAGEURL, LPC_LINKROTATION, LPC_LINKTEXTBASELINE, LPC_LINKTEXTFONT, LPC_LINKTEXTSTRING, LPC_LONG_DASH, LPC_LONMAX, LPC_LONMIN, LPC_MESSAGE, LPC_OLD_FILLCOLOR, LPC_OLD_FILLPATTERN, LPC_OLD_HIGHLIGHTCOLOR, LPC_OLD_LINECOLOR, LPC_OLD_LINESTYLE, LPC_OLD_LINEWIDTH, LPC_OLD_LINKTEXTFONT, LPC_OLD_LINKTEXTSTRING, LPC_PROJECTION, LPC_PROPERY_MANAGEMENT_POLICY, LPC_PROPERY_MANAGEMENT_POLICY_CHAR, LPC_REUSE_PROPERTIES, LPC_REUSE_PROPERTIES_CHAR, LPC_SCALE, LPC_SOLID, LPC_SOLID_PATTERN, LPC_TIME, LPC_URL, LPC_VERTICAL_PATTERN, LPC_WIDTH

Constructor Summary

LinkArc()

Method Summary

static OMArc	read(java.io.DataInputStream dis) Read the arc protocol off the data input, and return an OMArc.
static OMArc	read(java.io.DataInputStream dis, LinkProperties propertiesBuffer) Read the arc protocol off the data input, and return an OMArc.
static void	write(float latPoint, float lonPoint, float radius, float s, float e, LinkProperties properties, java.io.DataOutputStream dos) Write an arc with a certain radius at a Lat/Lon location.
static void	write(float latPoint, float lonPoint, float radius, int units, float s, float e, LinkProperties properties, java.io.DataOutputStream dos) Write an arc with a certain radius at a Lat/Lon location, and allows you to specify units of the radius.
static void	write(float latPoint, float lonPoint, float radius, int units, int nverts, float s, float e, LinkProperties properties, java.io.DataOutputStream dos) Write an arc with a certain radius at a Lat/Lon location, and allows you to specify units of the radius, as well as the number of vertices to use to approximate the arc.
static void	write(float latPoint, float lonPoint, int w, int h, float s, float e, LinkProperties properties, java.io.DataOutputStream dos) Write an arc with lat/lon placement.
static void	write(float latPoint, float lonPoint, int offset_x1, int offset_y1, int w, int h, float s, float e, LinkProperties properties, java.io.DataOutputStream dos) Writing an arc at a x, y, offset to a Lat/Lon location.
static void	write(int x1, int y1, int w, int h, float s, float e, LinkProperties properties, java.io.DataOutputStream dos) Write an arc with x/y placement.
static void	write(OMArc arc, Link link, LinkProperties props)

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

LinkArc

public LinkArc()

Method Detail

write

public static void write(float latPoint,
                         float lonPoint,
                         int w,
                         int h,
                         float s,
                         float e,
                         LinkProperties properties,
                         java.io.DataOutputStream dos)
                  throws java.io.IOException

Write an arc with lat/lon placement.

Parameters:

latPoint - latitude of center point, decimal degrees

lonPoint - longitude of center point, decimal degrees

w - horizontal diameter of arc, pixels

h - vertical diameter of arc, pixels

s - starting angle of arc, decimal degrees

e - angular extent of arc, decimal degrees

properties - attributes for the arc.

dos - DataOutputStream.

Throws:

java.io.IOException

write

public static void write(int x1,
                         int y1,
                         int w,
                         int h,
                         float s,
                         float e,
                         LinkProperties properties,
                         java.io.DataOutputStream dos)
                  throws java.io.IOException

Write an arc with x/y placement.

Parameters:

x1 - window position of center point from left of window, in pixels

y1 - window position of center point from top of window, in pixels

w - horizontal diameter of arc, pixels

h - vertical diameter of arc, pixels

s - starting angle of arc, decimal degrees

e - angular extent of arc, decimal degrees

properties - attributes for the arc.

dos - DataOutputStream.

Throws:

java.io.IOException

write

public static void write(float latPoint,
                         float lonPoint,
                         int offset_x1,
                         int offset_y1,
                         int w,
                         int h,
                         float s,
                         float e,
                         LinkProperties properties,
                         java.io.DataOutputStream dos)
                  throws java.io.IOException

Writing an arc at a x, y, offset to a Lat/Lon location.

Parameters:

latPoint - latitude of center of arc.

lonPoint - longitude of center of arc.

offset_x1 - # pixels to the right the center will be moved from lonPoint.

offset_y1 - # pixels down that the center will be moved from latPoint.

w - horizontal diameter of arc, pixels.

h - vertical diameter of arc, pixels.

s - starting angle of arc, decimal degrees

e - angular extent of arc, decimal degrees

properties - attributes for the arc.

dos - DataOutputStream.

Throws:

java.io.IOException

write

public static void write(float latPoint,
                         float lonPoint,
                         float radius,
                         float s,
                         float e,
                         LinkProperties properties,
                         java.io.DataOutputStream dos)
                  throws java.io.IOException

Write an arc with a certain radius at a Lat/Lon location. Assumes the radius is in decimal degrees.

Parameters:

latPoint - latitude of center point, decimal degrees

lonPoint - longitude of center point, decimal degrees

radius - distance in decimal degrees

s - starting angle of arc, decimal degrees

e - angular extent of arc, decimal degrees

properties - attributes for the arc.

dos - DataOutputStream.

Throws:

java.io.IOException

write

public static void write(float latPoint,
                         float lonPoint,
                         float radius,
                         int units,
                         float s,
                         float e,
                         LinkProperties properties,
                         java.io.DataOutputStream dos)
                  throws java.io.IOException

Write an arc with a certain radius at a Lat/Lon location, and allows you to specify units of the radius.

Parameters:

latPoint - latitude of center of arc in decimal degrees

lonPoint - longitude of center of arc in decimal degrees

radius - distance

units - integer value for units for distance - KM, MILES, NMILES. If < 0, assume decimal degrees.

s - starting angle of arc, decimal degrees

e - angular extent of arc, decimal degrees

properties - attributes for the arc.

dos - DataOutputStream.

Throws:

java.io.IOException

write

public static void write(float latPoint,
                         float lonPoint,
                         float radius,
                         int units,
                         int nverts,
                         float s,
                         float e,
                         LinkProperties properties,
                         java.io.DataOutputStream dos)
                  throws java.io.IOException

Write an arc with a certain radius at a Lat/Lon location, and allows you to specify units of the radius, as well as the number of vertices to use to approximate the arc.

Parameters:

latPoint - latitude of center of arc in decimal degrees

lonPoint - longitude of center of arc in decimal degrees

radius - distance

units - integer value for units for distance - OMArc.KM, OMArc.MILES, OMArc.NMILES. If < 0, assume decimal degrees.

nverts - number of vertices for the poly-arc (if < 3, value is generated internally).

s - starting angle of arc, decimal degrees

e - angular extent of arc, decimal degrees

properties - attributes for the arc.

dos - DataOutputStream.

Throws:

java.io.IOException

write

public static void write(OMArc arc,
                         Link link,
                         LinkProperties props)
                  throws java.io.IOException

Throws:

java.io.IOException

read

public static OMArc read(java.io.DataInputStream dis)
                  throws java.io.IOException

Read the arc protocol off the data input, and return an OMArc. Assumes the header for the graphic has already been read.

Parameters:

dis - the DataInputStream

Returns:

OMArc

Throws:

java.io.IOException

See Also:

OMLine

read

public static OMArc read(java.io.DataInputStream dis,
                         LinkProperties propertiesBuffer)
                  throws java.io.IOException

Read the arc protocol off the data input, and return an OMArc. Assumes the header for the graphic has already been read.

Parameters:

dis - the DataInputStream

propertiesBuffer - a LinkProperties object used to cache previous settings that can be set on the OMArc being read.

Returns:

OMArc

Throws:

java.io.IOException

See Also:

OMArc