Package com.mxgraph.util.svg

Interface PathHandler

All Known Implementing Classes:

AWTPathProducer

public interface PathHandler

This interface must be implemented and then registred as the handler of a PathParser instance in order to be notified of parsing events.

Method Summary

Modifier and Type	Method	Description
void	arcAbs(float rx, float ry, float xAxisRotation, boolean largeArcFlag, boolean sweepFlag, float x, float y)	Invoked when an absolute elliptical arc command has been parsed.
void	arcRel(float rx, float ry, float xAxisRotation, boolean largeArcFlag, boolean sweepFlag, float x, float y)	Invoked when a relative elliptical arc command has been parsed.
void	closePath()	Invoked when a closepath has been parsed.
void	curvetoCubicAbs(float x1, float y1, float x2, float y2, float x, float y)	Invoked when an absolute cubic bezier curve command has been parsed.
void	curvetoCubicRel(float x1, float y1, float x2, float y2, float x, float y)	Invoked when a relative cubic bezier curve command has been parsed.
void	curvetoCubicSmoothAbs(float x2, float y2, float x, float y)	Invoked when an absolute smooth cubic bezier curve command has been parsed.
void	curvetoCubicSmoothRel(float x2, float y2, float x, float y)	Invoked when a relative smooth cubic bezier curve command has been parsed.
void	curvetoQuadraticAbs(float x1, float y1, float x, float y)	Invoked when an absolute quadratic bezier curve command has been parsed.
void	curvetoQuadraticRel(float x1, float y1, float x, float y)	Invoked when a relative quadratic bezier curve command has been parsed.
void	curvetoQuadraticSmoothAbs(float x, float y)	Invoked when an absolute smooth quadratic bezier curve command has been parsed.
void	curvetoQuadraticSmoothRel(float x, float y)	Invoked when a relative smooth quadratic bezier curve command has been parsed.
void	endPath()	Invoked when the path ends.
void	linetoAbs(float x, float y)	Invoked when an absolute line command has been parsed.
void	linetoHorizontalAbs(float x)	Invoked when an horizontal absolute line command has been parsed.
void	linetoHorizontalRel(float x)	Invoked when an horizontal relative line command has been parsed.
void	linetoRel(float x, float y)	Invoked when a relative line command has been parsed.
void	linetoVerticalAbs(float y)	Invoked when a vertical absolute line command has been parsed.
void	linetoVerticalRel(float y)	Invoked when a vertical relative line command has been parsed.
void	movetoAbs(float x, float y)	Invoked when an absolute moveto command has been parsed.
void	movetoRel(float x, float y)	Invoked when a relative moveto command has been parsed.
void	startPath()	Invoked when the path starts.

Method Detail

startPath

void startPath()
        throws ParseException

Invoked when the path starts.

Throws:

ParseException - if an error occured while processing the path

endPath

void endPath()
      throws ParseException

Invoked when the path ends.

Throws:

ParseException - if an error occured while processing the path

movetoRel

void movetoRel(float x,
               float y)
        throws ParseException

Invoked when a relative moveto command has been parsed.

Command : m

Parameters:

x - the relative x coordinate for the end point

y - the relative y coordinate for the end point

Throws:

ParseException - if an error occured while processing the path

movetoAbs

void movetoAbs(float x,
               float y)
        throws ParseException

Invoked when an absolute moveto command has been parsed.

Command : M

Parameters:

x - the absolute x coordinate for the end point

y - the absolute y coordinate for the end point

Throws:

ParseException - if an error occured while processing the path

closePath

void closePath()
        throws ParseException

Invoked when a closepath has been parsed.

Command : z | Z

Throws:

ParseException - if an error occured while processing the path

linetoRel

void linetoRel(float x,
               float y)
        throws ParseException

Invoked when a relative line command has been parsed.

Command : l

Parameters:

x - the relative x coordinates for the end point

y - the relative y coordinates for the end point

Throws:

ParseException - if an error occured while processing the path

linetoAbs

void linetoAbs(float x,
               float y)
        throws ParseException

Invoked when an absolute line command has been parsed.

Command : L

Parameters:

x - the absolute x coordinate for the end point

y - the absolute y coordinate for the end point

Throws:

ParseException - if an error occured while processing the path

linetoHorizontalRel

void linetoHorizontalRel(float x)
                  throws ParseException

Invoked when an horizontal relative line command has been parsed.

Command : h

Parameters:

x - the relative X coordinate of the end point

Throws:

ParseException - if an error occured while processing the path

linetoHorizontalAbs

void linetoHorizontalAbs(float x)
                  throws ParseException

Invoked when an horizontal absolute line command has been parsed.

Command : H

Parameters:

x - the absolute X coordinate of the end point

Throws:

ParseException - if an error occured while processing the path

linetoVerticalRel

void linetoVerticalRel(float y)
                throws ParseException

Invoked when a vertical relative line command has been parsed.

Command : v

Parameters:

y - the relative Y coordinate of the end point

Throws:

ParseException - if an error occured while processing the path

linetoVerticalAbs

void linetoVerticalAbs(float y)
                throws ParseException

Invoked when a vertical absolute line command has been parsed.

Command : V

Parameters:

y - the absolute Y coordinate of the end point

Throws:

ParseException - if an error occured while processing the path

curvetoCubicRel

void curvetoCubicRel(float x1,
                     float y1,
                     float x2,
                     float y2,
                     float x,
                     float y)
              throws ParseException

Invoked when a relative cubic bezier curve command has been parsed.

Command : c

Parameters:

x1 - the relative x coordinate for the first control point

y1 - the relative y coordinate for the first control point

x2 - the relative x coordinate for the second control point

y2 - the relative y coordinate for the second control point

x - the relative x coordinate for the end point

y - the relative y coordinate for the end point

Throws:

ParseException - if an error occured while processing the path

curvetoCubicAbs

void curvetoCubicAbs(float x1,
                     float y1,
                     float x2,
                     float y2,
                     float x,
                     float y)
              throws ParseException

Invoked when an absolute cubic bezier curve command has been parsed.

Command : C

Parameters:

x1 - the absolute x coordinate for the first control point

y1 - the absolute y coordinate for the first control point

x2 - the absolute x coordinate for the second control point

y2 - the absolute y coordinate for the second control point

x - the absolute x coordinate for the end point

y - the absolute y coordinate for the end point

Throws:

ParseException - if an error occured while processing the path

curvetoCubicSmoothRel

void curvetoCubicSmoothRel(float x2,
                           float y2,
                           float x,
                           float y)
                    throws ParseException

Invoked when a relative smooth cubic bezier curve command has been parsed. The first control point is assumed to be the reflection of the second control point on the previous command relative to the current point.

Command : s

Parameters:

x2 - the relative x coordinate for the second control point

y2 - the relative y coordinate for the second control point

x - the relative x coordinate for the end point

y - the relative y coordinate for the end point

Throws:

ParseException - if an error occured while processing the path

curvetoCubicSmoothAbs

void curvetoCubicSmoothAbs(float x2,
                           float y2,
                           float x,
                           float y)
                    throws ParseException

Invoked when an absolute smooth cubic bezier curve command has been parsed. The first control point is assumed to be the reflection of the second control point on the previous command relative to the current point.

Command : S

Parameters:

x2 - the absolute x coordinate for the second control point

y2 - the absolute y coordinate for the second control point

x - the absolute x coordinate for the end point

y - the absolute y coordinate for the end point

Throws:

ParseException - if an error occured while processing the path

curvetoQuadraticRel

void curvetoQuadraticRel(float x1,
                         float y1,
                         float x,
                         float y)
                  throws ParseException

Invoked when a relative quadratic bezier curve command has been parsed.

Command : q

Parameters:

x1 - the relative x coordinate for the control point

y1 - the relative y coordinate for the control point

x - the relative x coordinate for the end point

y - the relative x coordinate for the end point

Throws:

ParseException - if an error occured while processing the path

curvetoQuadraticAbs

void curvetoQuadraticAbs(float x1,
                         float y1,
                         float x,
                         float y)
                  throws ParseException

Invoked when an absolute quadratic bezier curve command has been parsed.

Command : Q

Parameters:

x1 - the absolute x coordinate for the control point

y1 - the absolute y coordinate for the control point

x - the absolute x coordinate for the end point

y - the absolute x coordinate for the end point

Throws:

ParseException - if an error occured while processing the path

curvetoQuadraticSmoothRel

void curvetoQuadraticSmoothRel(float x,
                               float y)
                        throws ParseException

Invoked when a relative smooth quadratic bezier curve command has been parsed. The control point is assumed to be the reflection of the control point on the previous command relative to the current point.

Command : t

Parameters:

x - the relative x coordinate for the end point

y - the relative y coordinate for the end point

Throws:

ParseException - if an error occured while processing the path

curvetoQuadraticSmoothAbs

void curvetoQuadraticSmoothAbs(float x,
                               float y)
                        throws ParseException

Invoked when an absolute smooth quadratic bezier curve command has been parsed. The control point is assumed to be the reflection of the control point on the previous command relative to the current point.

Command : T

Parameters:

x - the absolute x coordinate for the end point

y - the absolute y coordinate for the end point

Throws:

ParseException - if an error occured while processing the path

arcRel

void arcRel(float rx,
            float ry,
            float xAxisRotation,
            boolean largeArcFlag,
            boolean sweepFlag,
            float x,
            float y)
     throws ParseException

Invoked when a relative elliptical arc command has been parsed.

Command : a

Parameters:

rx - the X axis radius for the ellipse

ry - the Y axis radius for the ellipse

xAxisRotation - the rotation angle in degrees for the ellipse's X-axis relative to the X-axis

largeArcFlag - the value of the large-arc-flag

sweepFlag - the value of the sweep-flag

x - the relative x coordinate for the end point

y - the relative y coordinate for the end point

Throws:

ParseException - if an error occured while processing the path

arcAbs

void arcAbs(float rx,
            float ry,
            float xAxisRotation,
            boolean largeArcFlag,
            boolean sweepFlag,
            float x,
            float y)
     throws ParseException

Invoked when an absolute elliptical arc command has been parsed.

Command : A

Parameters:

rx - the X axis radius for the ellipse

ry - the Y axis radius for the ellipse

xAxisRotation - the rotation angle in degrees for the ellipse's X-axis relative to the X-axis

largeArcFlag - the value of the large-arc-flag

sweepFlag - the value of the sweep-flag

x - the absolute x coordinate for the end point

y - the absolute y coordinate for the end point

Throws:

ParseException - if an error occured while processing the path