Graphics

java.lang.Object
- smile.plot.swing.Graphics

```
public class Graphics
extends java.lang.Object
```
Graphics provides methods to draw graphical primitives in logical/mathematical coordinates. The mathematical coordinates are translated into Java2D coordinates based on suitable projection method. Both 2D and 3D shapes are supported.

Constructor Summary

Constructors
Constructor and Description

Graphics(smile.plot.swing.Projection projection)
Constructor.

Constructors
Constructor and Description
`Graphics(smile.plot.swing.Projection projection)` Constructor.

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type	Method and Description
`void`	`clearClip()` Clear the restriction of the draw area.
`void`	`clip()` Restrict the draw area to the valid base coordinate space.
`void`	`drawLine(double[]... coord)` Draw poly line.
`void`	`drawLineBaseRatio(double[]... coord)` Draw poly line.
`void`	`drawPoint(char dot, double... coord)` Draw a dot with given pattern.
`void`	`drawPoint(double... coord)` Draw a dot.
`void`	`drawPolygon(double[]... coord)` Draw polygon.
`void`	`drawRect(double[] topLeft, double[] rightBottom)` Draw the outline of the specified rectangle.
`void`	`drawRectBaseRatio(double[] topLeft, double[] rightBottom)` Draw the outline of the specified rectangle.
`void`	`drawText(java.lang.String label, double[] coord)` Draw a string.
`void`	`drawText(java.lang.String label, double[] coord, double rotation)` Draw a string with given rotation angle.
`void`	`drawText(java.lang.String label, double[] coord, double horizontalReference, double verticalReference)` Draw a string with given reference point.
`void`	`drawText(java.lang.String label, double[] coord, double horizontalReference, double verticalReference, double rotation)` Draw a string with given reference point and rotation angle.
`void`	`drawTextBaseRatio(java.lang.String label, double[] coord)` Draw a string with given rotation angle.
`void`	`drawTextBaseRatio(java.lang.String label, double[] coord, double rotation)` Draw a string with given rotation angle.
`void`	`drawTextBaseRatio(java.lang.String label, double[] coord, double horizontalReference, double verticalReference)` Draw a string with given reference point.
`void`	`drawTextBaseRatio(java.lang.String label, double[] coord, double horizontalReference, double verticalReference, double rotation)` Draw a string with given reference point and rotation angle.
`void`	`fillPolygon(double[]... coord)` Fill polygon.
`void`	`fillPolygon(float alpha, double[]... coord)` Fill polygon.
`void`	`fillRect(double[] topLeft, double[] rightBottom)` Fill the specified rectangle.
`void`	`fillRectBaseRatio(double[] topLeft, double[] rightBottom)` Fill the specified rectangle.
`java.awt.Color`	`getColor()` Get the current color.
`java.awt.Font`	`getFont()` Get the current font.
`java.awt.Graphics2D`	`getGraphics()` Returns the Java2D graphics object.
`double[]`	`getLowerBound()` Returns the lower bounds of coordinate space.
`java.awt.Paint`	`getPaint()` Get the current paint object.
`smile.plot.swing.Projection`	`getProjection()` Returns the projection object.
`java.awt.Stroke`	`getStroke()` Get the current stroke.
`double[]`	`getUpperBound()` Returns the upper bounds of coordinate space.
`void`	`resetProjection()` Reset projection object when the PlotCanvas size changed.
`void`	`rotate(double x, double y)` Rotate the 3D view based on the changes on mouse position.
`Graphics`	`setColor(java.awt.Color color)` Set the color.
`Graphics`	`setFont(java.awt.Font font)` Set the font.
`void`	`setGraphics(java.awt.Graphics2D g2d, int width, int height)` Set the Java2D graphics object.
`Graphics`	`setPaint(java.awt.Paint paint)` Set the paint object.
`Graphics`	`setStroke(java.awt.Stroke stroke)` Set the stroke.

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

- Constructor Detail
  - Graphics
```
public Graphics(smile.plot.swing.Projection projection)
```
    Constructor.
- Method Detail
  - resetProjection
```
public void resetProjection()
```
    Reset projection object when the PlotCanvas size changed.
  - getProjection
```
public smile.plot.swing.Projection getProjection()
```
    Returns the projection object.
  - getGraphics
```
public java.awt.Graphics2D getGraphics()
```
    Returns the Java2D graphics object.
  - setGraphics
```
public void setGraphics(java.awt.Graphics2D g2d,
                        int width,
                        int height)
```
    Set the Java2D graphics object.
  - getLowerBound
```
public double[] getLowerBound()
```
    Returns the lower bounds of coordinate space.
  - getUpperBound
```
public double[] getUpperBound()
```
    Returns the upper bounds of coordinate space.
  - getFont
```
public java.awt.Font getFont()
```
    Get the current font.
  - setFont
```
public Graphics setFont(java.awt.Font font)
```
    Set the font.
  - getColor
```
public java.awt.Color getColor()
```
    Get the current color.
  - setColor
```
public Graphics setColor(java.awt.Color color)
```
    Set the color.
  - getPaint
```
public java.awt.Paint getPaint()
```
    Get the current paint object.
  - setPaint
```
public Graphics setPaint(java.awt.Paint paint)
```
    Set the paint object.
  - getStroke
```
public java.awt.Stroke getStroke()
```
    Get the current stroke.
  - setStroke
```
public Graphics setStroke(java.awt.Stroke stroke)
```
    Set the stroke.
  - clip
```
public void clip()
```
    Restrict the draw area to the valid base coordinate space.
  - clearClip
```
public void clearClip()
```
    Clear the restriction of the draw area.
  - drawText
```
public void drawText(java.lang.String label,
                     double[] coord)
```
    Draw a string. Reference point is the center of string. The coordinates are logical coordinates.
  - drawText
```
public void drawText(java.lang.String label,
                     double[] coord,
                     double rotation)
```
    Draw a string with given rotation angle. Reference point is the center of string. The coordinates are logical coordinates. The angle of rotation is in radians.
  - drawText
```
public void drawText(java.lang.String label,
                     double[] coord,
                     double horizontalReference,
                     double verticalReference)
```
    Draw a string with given reference point. (0.5, 0.5) is center, (0, 0) is lower left, (0, 1) is upper left, etc. The coordinates are logical coordinates.
  - drawText
```
public void drawText(java.lang.String label,
                     double[] coord,
                     double horizontalReference,
                     double verticalReference,
                     double rotation)
```
    Draw a string with given reference point and rotation angle. (0.5, 0.5) is center, (0, 0) is lower left, (0, 1) is upper left, etc. The angle of rotation is in radians. The coordinates are logical coordinates.
  - drawTextBaseRatio
```
public void drawTextBaseRatio(java.lang.String label,
                              double[] coord)
```
    Draw a string with given rotation angle. Reference point is the center of string. The logical coordinates are proportional to the base coordinates.
  - drawTextBaseRatio
```
public void drawTextBaseRatio(java.lang.String label,
                              double[] coord,
                              double rotation)
```
    Draw a string with given rotation angle. Reference point is the center of string. The angle of rotation is in radians. The logical coordinates are proportional to the base coordinates.
  - drawTextBaseRatio
```
public void drawTextBaseRatio(java.lang.String label,
                              double[] coord,
                              double horizontalReference,
                              double verticalReference)
```
    Draw a string with given reference point. (0.5, 0.5) is center, (0, 0) is lower left, (0, 1) is upper left, etc. The logical coordinates are proportional to the base coordinates.
  - drawTextBaseRatio
```
public void drawTextBaseRatio(java.lang.String label,
                              double[] coord,
                              double horizontalReference,
                              double verticalReference,
                              double rotation)
```
    Draw a string with given reference point and rotation angle. (0.5, 0.5) is center, (0, 0) is lower left, (1, 0) is upper left, etc. The angle of rotation is in radians. The logical are proportional to the base coordinates.
  - drawLine
```
public void drawLine(double[]... coord)
```
    Draw poly line. The coordinates are in logical coordinates.
  - drawLineBaseRatio
```
public void drawLineBaseRatio(double[]... coord)
```
    Draw poly line. The logical coordinates are proportional to the base coordinates.
  - drawPoint
```
public void drawPoint(double... coord)
```
    Draw a dot. The coordinates are in logical coordinates.
  - drawPoint
```
public void drawPoint(char dot,
                      double... coord)
```
    Draw a dot with given pattern. The coordinates are in logical coordinates.
    Parameters:
    dot - the pattern of dot:
    
    . : dot
    + : cross
    - : -
    | : |
    * : star
    x : x
    o : circle
    O : large circle
    @ : solid circle
    # : large sollid circle
    s : square
    S : large square
    q : solid square
    Q : large solid square
  - drawPolygon
```
public void drawPolygon(double[]... coord)
```
    Draw polygon. The coordinates are in logical coordinates.
  - fillPolygon
```
public void fillPolygon(double[]... coord)
```
    Fill polygon. The coordinates are in logical coordinates.
  - fillPolygon
```
public void fillPolygon(float alpha,
                        double[]... coord)
```
    Fill polygon. The coordinates are in logical coordinates. This also supports basic alpha compositing rules for combining source and destination colors to achieve blending and transparency effects with graphics and images.
    
    Parameters:
    
    alpha - the constant alpha to be multiplied with the alpha of the source. alpha must be a floating point number in the inclusive range [0.0, 1.0].
  - drawRect
```
public void drawRect(double[] topLeft,
                     double[] rightBottom)
```
    Draw the outline of the specified rectangle.
  - drawRectBaseRatio
```
public void drawRectBaseRatio(double[] topLeft,
                              double[] rightBottom)
```
    Draw the outline of the specified rectangle. The logical coordinates are proportional to the base coordinates.
  - fillRect
```
public void fillRect(double[] topLeft,
                     double[] rightBottom)
```
    Fill the specified rectangle.
  - fillRectBaseRatio
```
public void fillRectBaseRatio(double[] topLeft,
                              double[] rightBottom)
```
    Fill the specified rectangle. The logical coordinates are proportional to the base coordinates.
  - rotate
```
public void rotate(double x,
                   double y)
```
    Rotate the 3D view based on the changes on mouse position.
    
    Parameters:
    
    x - changes of mouse position on the x axis.
    
    y - changes on mouse position on the y axis.

Class Graphics

Constructor Summary

Method Summary

Methods inherited from class java.lang.Object

Constructor Detail

Graphics

Method Detail

resetProjection

getProjection

getGraphics

setGraphics

getLowerBound

getUpperBound

getFont

setFont

getColor

setColor

getPaint

setPaint

getStroke

setStroke

clip

clearClip

drawText

drawText

drawText

drawText

drawTextBaseRatio

drawTextBaseRatio

drawTextBaseRatio

drawTextBaseRatio

drawLine

drawLineBaseRatio

drawPoint

drawPoint

drawPolygon

fillPolygon

fillPolygon

drawRect

drawRectBaseRatio

fillRect

fillRectBaseRatio

rotate