API

Documentation of 'net.sf.drawj2d.cmd.API' Java class API

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java.lang.Object
- net.sf.drawj2d.cmd.API

public class API
extends java.lang.Object

Constructor Summary

Constructors
Constructor and Description

API(java.awt.Graphics2D g)

Constructors
Constructor and Description
`API(java.awt.Graphics2D g)`

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type	Method and Description
`void`	`arc(double radius, double startangle, double endangle)` Draw an arc.
`void`	`arc(double x1, double y1, double radius, double startangle, double endangle)` Draw an arc.
`void`	`arrow(double x0, double y0, double x1, double y1)` Draw an arrow from the first coordinate to the second one.
`void`	`arrowrel(double dx, double dy)` Draw an arrow from the actual cursor position to the given relative position.
`void`	`arrows(double x0, double y0, double x1, double y1)` Draw a double headed arrow from the first coordinate to the second one.
`void`	`arrowsrel(double dx, double dy)` Draw a double headed arrow from the actual cursor position to the given relative position.
`void`	`arrowsto(double x1, double y1)` Draw a double headed arrow from the actual cursor position to the given coordinate.
`void`	`arrowto(double x1, double y1)` Draw an arrow from the actual cursor position to the given coordinate.
`int`	`block()` Create a block.
`void`	`circle(double radius)` Draw a circle.
`void`	`circle(double x1, double y1, double radius)` Draw a circle.
`void`	`cubiccurve(double x0, double y0, double x0Ctrl, double y0Ctrl, double x1Ctrl, double y1Ctrl, double x1, double y1)` Draw a cubic parabola from the first coordinate to the last one.
`void`	`decdigits(int nb)` Set number format for dimension lines
`void`	`decdigitsangle(int nb)` Set number format for dimension angles
`void`	`dimangle(double x0, double y0, double xP, double yP, double xQ, double yQ, boolean isTeX)` Draw a dimension arc at a vertex.
`void`	`dimangle(double x0, double y0, double xP, double yP, double xQ, double yQ, boolean isTeX, java.lang.String lb)` Draw a dimension arc at a vertex.
`void`	`dimline(double x0, double y0, double x1, double y1, boolean isTeX)` Draw a dimension line (double headed arrow) and label it by its length (in drawing units).
`void`	`dimline(double x0, double y0, double x1, double y1, java.lang.String lb, boolean isTeX)` Draw a dimension line (double headed arrow) and label it.
`void`	`dimlinerel(double dx, double dy, boolean isTeX)` Draw a dimension line (double headed arrow) from the cursor position to a relative position and label by its length (in drawing units).
`void`	`dimlinerel(double dx, double dy, java.lang.String lb, boolean isTeX)` Draw a dimension line (double headed arrow) from the cursor position to a relative position and label it.
`void`	`dimlineto(double x1, double y1, boolean isTeX)` Draw a dimension line (double headed arrow) from the cursor position to the given position and label by its length (in drawing units).
`void`	`dimlineto(double x1, double y1, java.lang.String lb, boolean isTeX)` Draw a dimension line (double headed arrow) from the cursor position to the given position and label it.
`void`	`ellipse(double radius1, double radius2, double angle1)` Draw an ellipse.
`int`	`endblock()` End a block.
`double`	`expr(java.lang.String str)` Evaluate a mathematical expression.
`void`	`fillcircle(double radius)` Fill a circle.
`void`	`fillellipse(double radius1, double radius2, double angle1)` Fill an ellipse.
`void`	`fillpolygon(double[] x, double[] y)` Fill a polygon.
`void`	`fillrect(double dx, double dy)` Fill a rectangle.
`void`	`fillrod(double L, double w, double α)` Fill a rod.
`void`	`fillsegment(double radius, double startangle, double endangle)` Fill a segment (arc).
`boolean`	`flip()` Mirror vertically.
`void`	`font()`
`void`	`font(java.lang.String font, int style, int size)`
`void`	`force(double Fx, double Fy, boolean isTeX)` Draw a force arrow (pointing away).
`void`	`force(double Fx, double Fy, java.lang.String lb, boolean isTeX)` Draw a force arrow (pointing away).
`void`	`force2(double Fx, double Fy, boolean isTeX)` Draw a force arrow (pointing to the cursor).
`void`	`force2(double Fx, double Fy, java.lang.String lb, boolean isTeX)` Draw a force arrow (pointing to the cursor).
`void`	`forceunitlength(double mm, int decdigits)` Force unit length
`double`	`fu(double kN)` force unit to unit length conversion.
`double[]`	`here()` Tells where the cursor is.
`void`	`image(java.lang.String filename, double dpi, double pxX, double pxY, double massstab)` Draw an image.
`void`	`label(java.lang.String label)` Label the position of the cursor.
`void`	`label(java.lang.String label, java.lang.String relpos)` Label the position of the cursor.
`void`	`labelline(double x0, double y0, double x1, double y1, java.lang.String lb)` Label a line.
`void`	`line(double x0, double y0, double x1, double y1)` Draw a line from the first coordinate to the second one.
`void`	`linemid(double L, double α)` Draw a line given its length and direction.
`void`	`linepolar(double dL, double α)` Draw a line given its length and direction relative to the actual position.
`void`	`linerel(double dx, double dy)` Draw a line from the actual cursor position to the given relative position.
`void`	`lineto(double x1, double y1)` Draw a line from the actual cursor position to the given coordinate.
`void`	`linetox(double x1)` Draw a line from the actual cursor position in x-direction.
`void`	`linetoy(double y1)` Draw a line from the actual cursor position in y-direction.
`double`	`mm(double mm)` mm to unit length conversion.
`void`	`movepolar(double dL, double α)` Move the cursor in polar direction relative to the actual position.
`void`	`moverel(double dx, double dy)` Move the cursor relative to the actual position.
`void`	`moveto(double[] xy)` Move the cursor to a new position.
`void`	`moveto(double x1, double y1)` Move the cursor to a new position.
`void`	`movetox(double x1)` Move the cursor to a new x-coordinate while keeping the y-coordinate.
`void`	`movetoy(double y1)` Move the cursor to a new y-coordinate while keeping the x-coordinate.
`void`	`offset(double dX, double dY)` Offset the origin (0/0) coordinate.
`void`	`opacity(float opacity)` Set the opacity.
`void`	`pen()` Reset the pen to black solid line with standard stroke with.
`void`	`pen(java.awt.Color color)` Set the line and font color.
`void`	`pen(float size)` Set the line stroke width.
`void`	`pen(int linetype)` Set the line type
`void`	`point()` Mark a point.
`void`	`point(double x1, double y1)` Mark a point at the given coordinate.
`void`	`polygon(double[] x, double[] y)` Draw a polygon.
`void`	`quadcurve(double x0, double y0, double xCtrl, double yCtrl, double x1, double y1)` Draw a parabola from the first coordinate to the third one.
`void`	`rect(double dx, double dy)` Draw a rectangle.
`void`	`rod(double L, double w, double α)` Draw a rod.
`boolean`	`rotate(double α)` Rotate the coordinate axes.
`boolean`	`scale(double sx, double sy)` Scale the axes.
`void`	`texlabel(java.lang.String latex)` Label the position of the cursor using TeX input.
`void`	`texlabel(java.lang.String latex, java.lang.String relpos)` Label the position of the cursor using TeX input.
`void`	`texlabelline(double x0, double y0, double x1, double y1, java.lang.String latex)` Label a line using TeX input.
`void`	`text(java.lang.String text)` Write some text, break lines at previously used width.
`void`	`text(java.lang.String text, double availablewidth, boolean justified)` Write some text, break lines.
`void`	`unitlength(double mm)` Set the scale.
`void`	`unitlength(double scale, double unit)` Set the scale and unit.

Methods inherited from class java.lang.Object
equals, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

- Constructor Detail
  - API
```
public API(java.awt.Graphics2D g)
```
- Method Detail
  - pen
```
public void pen(java.awt.Color color)
```
    Set the line and font color.
    
    Parameters:
    
    color -
  - pen
```
public void pen(float size)
```
    Set the line stroke width.
    
    Parameters:
    
    size -
  - pen
```
public void pen(int linetype)
```
    Set the line type
    
    Parameters:
    
    linetype - DASHED, DOTTED, DASHDOTTED, SOLID
  - pen
```
public final void pen()
```
    Reset the pen to black solid line with standard stroke with.
  - opacity
```
public final void opacity(float opacity)
```
    Set the opacity.
    
    Parameters:
    
    opacity - 1.0f is opaque.
  - font
```
public void font(java.lang.String font,
                 int style,
                 int size)
          throws java.awt.FontFormatException,
                 java.io.IOException
```
    Throws:
    
    java.awt.FontFormatException
    
    java.io.IOException
  - font
```
public final void font()
```
  - unitlength
```
public void unitlength(double mm)
```
    Set the scale. The natural unit is assumed to be [mm] (has impact on image import).
    
    Parameters:
    
    mm - The length on the sheet for one drawing unit.
  - unitlength
```
public void unitlength(double scale,
                       double unit)
```
    Set the scale and unit. Tne unit length on sheet is the product of both.
    
    Parameters:
    
    scale - The length on the sheet for one drawing unit.
    
    unit - natural unit mesured in mm. E.g. for [m] set 1000 [mm]
  - mm
```
public double mm(double mm)
```
    mm to unit length conversion.
    
    Parameters:
    
    mm - in mm
    
    Returns:
    
    length in equivalent unit size
  - forceunitlength
```
public void forceunitlength(double mm,
                            int decdigits)
```
    Force unit length
    
    Parameters:
    
    mm - length of force unit. Usually kN.
    
    decdigits - number of decimal decdigits (Kommastellen)
  - fu
```
public double fu(double kN)
```
    force unit to unit length conversion.
    
    Parameters:
    
    kN - in force unit. Usually kN.
    
    Returns:
    
    length in equivalent unit size
  - expr
```
public double expr(java.lang.String str)
```
    Evaluate a mathematical expression.
    
    Parameters:
    
    str - expression
    
    Returns:
    
    double value
  - offset
```
public void offset(double dX,
                   double dY)
```
    Offset the origin (0/0) coordinate. Offset is relative to previous origin position.
    
    Parameters:
    
    dX - in drawing units
    
    dY - in drawing units
  - rotate
```
public boolean rotate(double α)
```
    Rotate the coordinate axes. Use allowed only within blocks. Rotation has its center at the origin (0/0). The coursor remains, thus the coordinates of current position do change.
    
    Parameters:
    
    α - in degrees
    
    Returns:
    
    false if called from outside a block
  - flip
```
public boolean flip()
```
    Mirror vertically. Use allowed only within blocks. The y-axis points upwards. Labels will also be mirrored. The coursor remains, thus the coordinates of current position do change.
    
    Returns:
    
    false if called from outside a block
  - scale
```
public boolean scale(double sx,
                     double sy)
```
    Scale the axes. Use allowed only within blocks. The coursor remains, thus the coordinates of current position do change.
    
    Parameters:
    
    sx - scale factor for x-axis
    
    sy - scale factor for y-axis
    
    Returns:
    
    false if called from outside a block
  - block
```
public int block()
```
    Create a block. Puts the current AffineTransform and the current position onto a stack. The block has its own coordinate space, (0,0) at the current position.
    
    Returns:
    
    new size of the block stack
  - endblock
```
public int endblock()
```
    End a block. Resets the AffineTransform and the current position. Takes both from the block stack.
    
    Returns:
    
    remaining size of the block stack. -1 if stack was empty!
  - moveto
```
public void moveto(double x1,
                   double y1)
```
    Move the cursor to a new position.
    
    Parameters:
    
    x1 -
    
    y1 -
  - moveto
```
public void moveto(double[] xy)
```
    Move the cursor to a new position.
    
    Parameters:
    
    xy - array {x1, xy}
  - movetox
```
public void movetox(double x1)
```
    Move the cursor to a new x-coordinate while keeping the y-coordinate.
    
    Parameters:
    
    x1 -
  - movetoy
```
public void movetoy(double y1)
```
    Move the cursor to a new y-coordinate while keeping the x-coordinate.
    
    Parameters:
    
    y1 -
  - here
```
public double[] here()
```
    Tells where the cursor is.
    
    Returns:
    
    the current position of the cursor
  - moverel
```
public void moverel(double dx,
                    double dy)
```
    Move the cursor relative to the actual position.
    
    Parameters:
    
    dx -
    
    dy -
  - movepolar
```
public void movepolar(double dL,
                      double α)
```
    Move the cursor in polar direction relative to the actual position.
    
    Parameters:
    
    dL -
    
    α - direction from actual position, in degrees, clock-wise
  - lineto
```
public void lineto(double x1,
                   double y1)
```
    Draw a line from the actual cursor position to the given coordinate. Sets the cursor to the given coordinate.
    
    Parameters:
    
    x1 -
    
    y1 -
  - linetox
```
public void linetox(double x1)
```
    Draw a line from the actual cursor position in x-direction. New x-coordinate while keeping the y-coordinate.
    
    Parameters:
    
    x1 -
  - linetoy
```
public void linetoy(double y1)
```
    Draw a line from the actual cursor position in y-direction. New y-coordinate while keeping the x-coordinate.
    
    Parameters:
    
    y1 -
  - line
```
public void line(double x0,
                 double y0,
                 double x1,
                 double y1)
```
    Draw a line from the first coordinate to the second one. Sets the cursor to the end of the line (second coordinate x1/y1).
    
    Parameters:
    
    x0 -
    
    y0 -
    
    x1 -
    
    y1 -
  - linerel
```
public void linerel(double dx,
                    double dy)
```
    Draw a line from the actual cursor position to the given relative position. Sets the cursor to the end of the line.
    
    Parameters:
    
    dx -
    
    dy -
  - linepolar
```
public void linepolar(double dL,
                      double α)
```
    Draw a line given its length and direction relative to the actual position. Sets the cursor to the end of the line.
    
    Parameters:
    
    dL -
    
    α - direction from actual position, in degrees, clock-wise
  - linemid
```
public void linemid(double L,
                    double α)
```
    Draw a line given its length and direction. The middle of the line is set at the cursor position. The cursor does not move.
    
    Parameters:
    
    L -
    
    α -
  - point
```
public void point()
```
    Mark a point.
  - point
```
public void point(double x1,
                  double y1)
```
    Mark a point at the given coordinate. Sets the cursor to the point.
    
    Parameters:
    
    x1 -
    
    y1 -
  - arrowto
```
public void arrowto(double x1,
                    double y1)
```
    Draw an arrow from the actual cursor position to the given coordinate. Sets the cursor to the given coordinate.
    
    Parameters:
    
    x1 -
    
    y1 -
  - arrowrel
```
public void arrowrel(double dx,
                     double dy)
```
    Draw an arrow from the actual cursor position to the given relative position. Sets the cursor to the arrow head.
    
    Parameters:
    
    dx -
    
    dy -
  - arrow
```
public void arrow(double x0,
                  double y0,
                  double x1,
                  double y1)
```
    Draw an arrow from the first coordinate to the second one. Sets the cursor to the arrow head (second coordinate x1/y1).
    
    Parameters:
    
    x0 -
    
    y0 -
    
    x1 -
    
    y1 -
  - arrowsto
```
public void arrowsto(double x1,
                     double y1)
```
    Draw a double headed arrow from the actual cursor position to the given coordinate. Sets the cursor to the given coordinate.
    
    Parameters:
    
    x1 -
    
    y1 -
  - arrowsrel
```
public void arrowsrel(double dx,
                      double dy)
```
    Draw a double headed arrow from the actual cursor position to the given relative position. Sets the cursor to the new position.
    
    Parameters:
    
    dx -
    
    dy -
  - arrows
```
public void arrows(double x0,
                   double y0,
                   double x1,
                   double y1)
```
    Draw a double headed arrow from the first coordinate to the second one. Sets the cursor to the second coordinate x1/y1.
    
    Parameters:
    
    x0 -
    
    y0 -
    
    x1 -
    
    y1 -
  - force
```
public void force(double Fx,
                  double Fy,
                  boolean isTeX)
```
    Draw a force arrow (pointing away). The label is its absolute value. Sets the cursor to the arrow head.
    
    Parameters:
    
    Fx -
    
    Fy -
    
    isTeX -
    
    See Also:
    
    forceunitlength
  - force
```
public void force(double Fx,
                  double Fy,
                  java.lang.String lb,
                  boolean isTeX)
```
    Draw a force arrow (pointing away). Sets the cursor to the arrow head.
    
    Parameters:
    
    Fx -
    
    Fy -
    
    lb -
    
    isTeX -
    
    See Also:
    
    forceunitlength
  - force2
```
public void force2(double Fx,
                   double Fy,
                   boolean isTeX)
```
    Draw a force arrow (pointing to the cursor). The label is its absolute value.
    
    Parameters:
    
    Fx -
    
    Fy -
    
    isTeX -
    
    See Also:
    
    forceunitlength
  - force2
```
public void force2(double Fx,
                   double Fy,
                   java.lang.String lb,
                   boolean isTeX)
```
    Draw a force arrow (pointing to the cursor).
    
    Parameters:
    
    Fx -
    
    Fy -
    
    lb -
    
    isTeX -
    
    See Also:
    
    forceunitlength
  - circle
```
public void circle(double radius)
```
    Draw a circle.
    
    Parameters:
    
    radius -
  - circle
```
public void circle(double x1,
                   double y1,
                   double radius)
```
    Draw a circle. Sets the cursor to the center.
    
    Parameters:
    
    x1 -
    
    y1 -
    
    radius -
  - ellipse
```
public void ellipse(double radius1,
                    double radius2,
                    double angle1)
```
    Draw an ellipse.
    
    Parameters:
    
    radius1 -
    
    radius2 -
    
    angle1 - Angle of direction 1 to x-axis
  - fillellipse
```
public void fillellipse(double radius1,
                        double radius2,
                        double angle1)
```
    Fill an ellipse.
    
    Parameters:
    
    radius1 -
    
    radius2 -
    
    angle1 - Angle of direction 1 to x-axis
  - arc
```
public void arc(double radius,
                double startangle,
                double endangle)
```
    Draw an arc. Zero angle is where the x-axis points to. Clock-wise, consistent with coord sys.
    
    Parameters:
    
    radius -
    
    startangle - in degrees, clock-wise
    
    endangle - in degrees, clock-wise
  - arc
```
public void arc(double x1,
                double y1,
                double radius,
                double startangle,
                double endangle)
```
    Draw an arc. Zero angle is where the x-axis points to. Clock-wise, consistent with coord sys. Sets the cursor to the center.
    
    Parameters:
    
    x1 - center
    
    y1 - center
    
    radius -
    
    startangle - in degrees, clock-wise
    
    endangle - in degrees, clock-wise
  - fillsegment
```
public void fillsegment(double radius,
                        double startangle,
                        double endangle)
```
    Fill a segment (arc). Zero angle is where the x-axis points to. Clock-wise, consistent with coord sys.
    
    Parameters:
    
    radius -
    
    startangle - in degrees, clock-wise
    
    endangle - in degrees, clock-wise
  - quadcurve
```
public void quadcurve(double x0,
                      double y0,
                      double xCtrl,
                      double yCtrl,
                      double x1,
                      double y1)
```
    Draw a parabola from the first coordinate to the third one. The second is the control point (intersection of tangets). Sets the cursor to the end of the line (second coordinate x1/y1).
    
    Parameters:
    
    x0 -
    
    y0 -
    
    xCtrl - Control point (intersection of tangents)
    
    yCtrl - Control point (intersection of tangents)
    
    x1 -
    
    y1 -
  - cubiccurve
```
public void cubiccurve(double x0,
                       double y0,
                       double x0Ctrl,
                       double y0Ctrl,
                       double x1Ctrl,
                       double y1Ctrl,
                       double x1,
                       double y1)
```
    Draw a cubic parabola from the first coordinate to the last one. The second and third are the control points (on the tangets). Sets the cursor to the end of the line (second coordinate x1/y1).
    
    Parameters:
    
    x0 -
    
    y0 -
    
    x0Ctrl - Control point (on first tangent)
    
    y0Ctrl - Control point (on first tangent)
    
    x1Ctrl - Control point (on second tangent)
    
    y1Ctrl - Control point (on second tangent)
    
    x1 -
    
    y1 -
  - rect
```
public void rect(double dx,
                 double dy)
```
    Draw a rectangle.
    
    Parameters:
    
    dx -
    
    dy -
  - fillrect
```
public void fillrect(double dx,
                     double dy)
```
    Fill a rectangle.
    
    Parameters:
    
    dx -
    
    dy -
  - rod
```
public void rod(double L,
                double w,
                double α)
```
    Draw a rod. Actually a rectangle defined by its axis (starting point and orientation), length and width. Sets the cursor to the end point on the axis, L from the starting point.
    
    Parameters:
    
    L - length
    
    w - width
    
    α - orientation, in degrees, clock-wise
  - fillrod
```
public void fillrod(double L,
                    double w,
                    double α)
```
    Fill a rod. Actually a rectangle defined by its axis (starting point and orientation), length and width. Sets the cursor to the end point on the axis, L from the starting point.
    
    Parameters:
    
    L - length
    
    w - width
    
    α - orientation, in degrees, clock-wise
  - polygon
```
public void polygon(double[] x,
                    double[] y)
```
    Draw a polygon. Sets the cursor to the first vertex x0/y0. polygon A-B-C-D is equivalent to lines A-B-C-D-A
    
    Parameters:
    
    x - x coordinates of polygon vertices
    
    y - y coordinates of polygon vertices
  - fillpolygon
```
public void fillpolygon(double[] x,
                        double[] y)
```
    Fill a polygon. Sets the cursor to the first vertex x0/y0. polygon A-B-C-D is equivalent to lines A-B-C-D-A
    
    Parameters:
    
    x - x coordinates of polygon vertices
    
    y - y coordinates of polygon vertices
  - fillcircle
```
public void fillcircle(double radius)
```
    Fill a circle.
    
    Parameters:
    
    radius -
  - label
```
public void label(java.lang.String label)
```
    Label the position of the cursor. The text is placed at the upper right (NE).
    
    Parameters:
    
    label - text
  - label
```
public void label(java.lang.String label,
                  java.lang.String relpos)
```
    Label the position of the cursor. The placement of the text is defined by relpos.
    
    Parameters:
    
    label - text
    
    relpos - N, NW, W, SW, S, SE, E, NE, C, BL
  - texlabel
```
public void texlabel(java.lang.String latex)
```
    Label the position of the cursor using TeX input. The text is placed at the upper right (NE).
    
    Parameters:
    
    latex - text
  - texlabel
```
public void texlabel(java.lang.String latex,
                     java.lang.String relpos)
```
    Label the position of the cursor using TeX input. The placement of the text is defined by relpos.
    
    Parameters:
    
    latex - text
    
    relpos - N, NW, W, SW, S, SE, E, NE, C, BL
  - text
```
public void text(java.lang.String text)
```
    Write some text, break lines at previously used width.
    
    Parameters:
    
    text - text
  - text
```
public void text(java.lang.String text,
                 double availablewidth,
                 boolean justified)
```
    Write some text, break lines.
    
    Parameters:
    
    text - text
    
    width - available width in drawing units
    
    justified - whether justified text or left aligned
  - decdigits
```
public void decdigits(int nb)
```
    Set number format for dimension lines
    
    Parameters:
    
    nb - number of decimal digits
  - dimlineto
```
public void dimlineto(double x1,
                      double y1,
                      boolean isTeX)
```
    Draw a dimension line (double headed arrow) from the cursor position to the given position and label by its length (in drawing units). Set cursor to the new position.
    
    Parameters:
    
    x1 -
    
    y1 -
    
    isTeX -
  - dimlineto
```
public void dimlineto(double x1,
                      double y1,
                      java.lang.String lb,
                      boolean isTeX)
```
    Draw a dimension line (double headed arrow) from the cursor position to the given position and label it. Set cursor to the new position.
    
    Parameters:
    
    x1 -
    
    y1 -
    
    lb -
    
    isTeX -
  - dimlinerel
```
public void dimlinerel(double dx,
                       double dy,
                       boolean isTeX)
```
    Draw a dimension line (double headed arrow) from the cursor position to a relative position and label by its length (in drawing units). Set cursor to the new position.
    
    Parameters:
    
    dx -
    
    dy -
    
    isTeX -
  - dimlinerel
```
public void dimlinerel(double dx,
                       double dy,
                       java.lang.String lb,
                       boolean isTeX)
```
    Draw a dimension line (double headed arrow) from the cursor position to a relative position and label it. Set cursor to the new position.
    
    Parameters:
    
    dx -
    
    dy -
    
    lb -
    
    isTeX -
  - dimline
```
public void dimline(double x0,
                    double y0,
                    double x1,
                    double y1,
                    boolean isTeX)
```
    Draw a dimension line (double headed arrow) and label it by its length (in drawing units). Sets the cursor to the new position (second coordinate x1/y1).
    
    Parameters:
    
    x0 -
    
    y0 -
    
    x1 -
    
    y1 -
    
    isTeX -
  - dimline
```
public void dimline(double x0,
                    double y0,
                    double x1,
                    double y1,
                    java.lang.String lb,
                    boolean isTeX)
```
    Draw a dimension line (double headed arrow) and label it. Sets the cursor to the new position (second coordinate x1/y1).
    
    Parameters:
    
    x0 -
    
    y0 -
    
    x1 -
    
    y1 -
    
    lb - text
    
    isTeX -
  - labelline
```
public void labelline(double x0,
                      double y0,
                      double x1,
                      double y1,
                      java.lang.String lb)
```
    Label a line. Does not draw a line. Does not move the cursor.
    
    Parameters:
    
    x0 -
    
    y0 -
    
    x1 -
    
    y1 -
    
    lb -
  - texlabelline
```
public void texlabelline(double x0,
                         double y0,
                         double x1,
                         double y1,
                         java.lang.String latex)
```
    Label a line using TeX input. Does not draw a line. Does not move the cursor.
    
    Parameters:
    
    x0 -
    
    y0 -
    
    x1 -
    
    y1 -
    
    latex - Label using TeX math syntax
  - decdigitsangle
```
public void decdigitsangle(int nb)
```
    Set number format for dimension angles
    
    Parameters:
    
    nb - number of decimal digits
  - dimangle
```
public void dimangle(double x0,
                     double y0,
                     double xP,
                     double yP,
                     double xQ,
                     double yQ,
                     boolean isTeX)
```
    Draw a dimension arc at a vertex. The label is either its angle in degrees or any text. Clock-wise. Sets the cursor to the vertex (x0/y0).
    
    Parameters:
    
    x0 - vertex x-coord
    
    y0 - vertex y-coord
    
    xP -
    
    yP -
    
    xQ -
    
    yQ -
    
    isTeX -
  - dimangle
```
public void dimangle(double x0,
                     double y0,
                     double xP,
                     double yP,
                     double xQ,
                     double yQ,
                     boolean isTeX,
                     java.lang.String lb)
```
    Draw a dimension arc at a vertex. The label is either its angle in degrees or any text. Clock-wise. Sets the cursor to the vertex (x0/y0).
    
    Parameters:
    
    x0 - vertex x-coord
    
    y0 - vertex y-coord
    
    xP -
    
    yP -
    
    xQ -
    
    yQ -
    
    isTeX -
    
    lb - Label. \".\" for right angle sign
  - image
```
public void image(java.lang.String filename,
                  double dpi,
                  double pxX,
                  double pxY,
                  double massstab)
           throws java.io.FileNotFoundException,
                  java.io.IOException
```
    Draw an image.
    
    Parameters:
    
    filename -
    
    dpi - dots per inch
    
    pxX - image dots from the left to the insertion point
    
    pxY - image dots from the top to the insertion point
    
    massstab - scale of the plan (image). 0 does not do any scaling
    
    Throws:
    
    java.io.FileNotFoundException
    
    java.io.IOException

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