com.aspose.imaging.shapes

Class PolygonShape

java.lang.Object

com.aspose.imaging.ObjectWithBounds

com.aspose.imaging.Shape

com.aspose.imaging.shapes.PolygonShape

All Implemented Interfaces:

IOrderedShape

Direct Known Subclasses:

BezierShape, CurveShape

public class PolygonShape
extends Shape
implements IOrderedShape

Represents a polygon shape.

Code example:

This example creates a new Image and draws a variety of shapes using Figures and GraphicsPath on the Image surface

//Creates an instance of BmpOptions and set its various properties
com.aspose.imaging.imageoptions.BmpOptions bmpOptions = new com.aspose.imaging.imageoptions.BmpOptions();
bmpOptions.setBitsPerPixel(24);

//Create an instance of FileCreateSource and assign it as Source for the instance of BmpOptions
//Second Boolean parameter determines if the file to be created IsTemporal or not
bmpOptions.setSource(new com.aspose.imaging.sources.FileCreateSource("c:\\temp\\output.bmp", false));

//Create an instance of Image
com.aspose.imaging.Image image = com.aspose.imaging.Image.create(bmpOptions, 500, 500);
try {
    //Create and initialize an instance of Graphics class
    com.aspose.imaging.Graphics graphics = new com.aspose.imaging.Graphics(image);

    //Clear Graphics surface
    graphics.clear(com.aspose.imaging.Color.getWheat());

    //Create an instance of GraphicsPath class
    com.aspose.imaging.GraphicsPath graphicspath = new com.aspose.imaging.GraphicsPath();

    //Create an instance of Figure class
    com.aspose.imaging.Figure figure1 = new com.aspose.imaging.Figure();

    //Add Shape to Figure object
    figure1.addShape(new com.aspose.imaging.shapes.EllipseShape(new com.aspose.imaging.RectangleF(50, 50, 300, 300)));
    figure1.addShape(new com.aspose.imaging.shapes.PieShape(
            new com.aspose.imaging.RectangleF(
                    new com.aspose.imaging.PointF(110, 110),
                    new com.aspose.imaging.SizeF(200, 200)), 0, 90));

    //Create an instance of Figure class
    com.aspose.imaging.Figure figure2 = new com.aspose.imaging.Figure();

    //Add Shape to Figure object
    figure2.addShape(new com.aspose.imaging.shapes.ArcShape(new com.aspose.imaging.RectangleF(10, 10, 300, 300), 0, 45));
    figure2.addShape(new com.aspose.imaging.shapes.PolygonShape(
            new com.aspose.imaging.PointF[]
                    {
                            new com.aspose.imaging.PointF(150, 10),
                            new com.aspose.imaging.PointF(150, 200),
                            new com.aspose.imaging.PointF(250, 300),
                            new com.aspose.imaging.PointF(350, 400)}, true));
    figure2.addShape(new com.aspose.imaging.shapes.RectangleShape(
            new com.aspose.imaging.RectangleF(
                    new com.aspose.imaging.PointF(250, 250),
                    new com.aspose.imaging.SizeF(200, 200))));

    //Add Figure object to GraphicsPath
    graphicspath.addFigures(new com.aspose.imaging.Figure[]{figure1, figure2});

    //Draw path with Pen object of color Black
    graphics.drawPath(new com.aspose.imaging.Pen(com.aspose.imaging.Color.getBlack(), 2), graphicspath);

    // save all changes.
    image.save();
} finally {
    image.dispose();
}

Constructor Summary

Constructors

Constructor and Description
PolygonShape() Initializes a new instance of the PolygonShape class.
PolygonShape(PointF[] points) Initializes a new instance of the PolygonShape class.
PolygonShape(PointF[] points, boolean isClosed) Initializes a new instance of the PolygonShape class.

Method Summary

Modifier and Type	Method and Description
RectangleF	getBounds() Gets the object's bounds.
RectangleF	getBounds(Matrix matrix) Gets the object's bounds.
RectangleF	getBounds(Matrix matrix, Pen pen) Gets the object's bounds.
PointF	getCenter() Gets the shape's center.
PointF	getEndPoint() Gets the ending shape point.
PointF[]	getPoints() Gets or sets the curve points.
ShapeSegment[]	getSegments() Gets the shape segments.
PointF	getStartPoint() Gets the starting shape point.
boolean	hasSegments() Gets a value indicating whether shape has segments.
boolean	isClosed() Gets or sets a value indicating whether shape is closed.
void	reverse() Reverses the order of points for this shape.
void	setClosed(boolean value) Gets or sets a value indicating whether shape is closed.
void	setPoints(PointF[] value) Gets or sets the curve points.
void	transform(Matrix transform) Applies the specified transformation to the shape.

Methods inherited from class java.lang.Object

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

Constructor Detail

PolygonShape

public PolygonShape()

Initializes a new instance of the PolygonShape class.

PolygonShape

public PolygonShape(PointF[] points)

Initializes a new instance of the PolygonShape class.

Parameters:

points - The points array.

PolygonShape

public PolygonShape(PointF[] points,
                    boolean isClosed)

Initializes a new instance of the PolygonShape class.

Parameters:

points - The points array.

isClosed - If set to true the polygon is closed.

Code example:

This example creates a new Image and draws a variety of shapes using Figures and GraphicsPath on the Image surface

//Creates an instance of BmpOptions and set its various properties
com.aspose.imaging.imageoptions.BmpOptions bmpOptions = new com.aspose.imaging.imageoptions.BmpOptions();
bmpOptions.setBitsPerPixel(24);

//Create an instance of FileCreateSource and assign it as Source for the instance of BmpOptions
//Second Boolean parameter determines if the file to be created IsTemporal or not
bmpOptions.setSource(new com.aspose.imaging.sources.FileCreateSource("c:\\temp\\output.bmp", false));

//Create an instance of Image
com.aspose.imaging.Image image = com.aspose.imaging.Image.create(bmpOptions, 500, 500);
try {
    //Create and initialize an instance of Graphics class
    com.aspose.imaging.Graphics graphics = new com.aspose.imaging.Graphics(image);

    //Clear Graphics surface
    graphics.clear(com.aspose.imaging.Color.getWheat());

    //Create an instance of GraphicsPath class
    com.aspose.imaging.GraphicsPath graphicspath = new com.aspose.imaging.GraphicsPath();

    //Create an instance of Figure class
    com.aspose.imaging.Figure figure1 = new com.aspose.imaging.Figure();

    //Add Shape to Figure object
    figure1.addShape(new com.aspose.imaging.shapes.EllipseShape(new com.aspose.imaging.RectangleF(50, 50, 300, 300)));
    figure1.addShape(new com.aspose.imaging.shapes.PieShape(
            new com.aspose.imaging.RectangleF(
                    new com.aspose.imaging.PointF(110, 110),
                    new com.aspose.imaging.SizeF(200, 200)), 0, 90));

    //Create an instance of Figure class
    com.aspose.imaging.Figure figure2 = new com.aspose.imaging.Figure();

    //Add Shape to Figure object
    figure2.addShape(new com.aspose.imaging.shapes.ArcShape(new com.aspose.imaging.RectangleF(10, 10, 300, 300), 0, 45));
    figure2.addShape(new com.aspose.imaging.shapes.PolygonShape(
            new com.aspose.imaging.PointF[]
                    {
                            new com.aspose.imaging.PointF(150, 10),
                            new com.aspose.imaging.PointF(150, 200),
                            new com.aspose.imaging.PointF(250, 300),
                            new com.aspose.imaging.PointF(350, 400)}, true));
    figure2.addShape(new com.aspose.imaging.shapes.RectangleShape(
            new com.aspose.imaging.RectangleF(
                    new com.aspose.imaging.PointF(250, 250),
                    new com.aspose.imaging.SizeF(200, 200))));

    //Add Figure object to GraphicsPath
    graphicspath.addFigures(new com.aspose.imaging.Figure[]{figure1, figure2});

    //Draw path with Pen object of color Black
    graphics.drawPath(new com.aspose.imaging.Pen(com.aspose.imaging.Color.getBlack(), 2), graphicspath);

    // save all changes.
    image.save();
} finally {
    image.dispose();
}

Method Detail

getPoints

public PointF[] getPoints()

Gets or sets the curve points.

Value: The curve points.

setPoints

public void setPoints(PointF[] value)

Gets or sets the curve points.

Value: The curve points.

isClosed

public boolean isClosed()

Gets or sets a value indicating whether shape is closed.

Value: true if shape is closed; otherwise, false.

Specified by:

isClosed in interface IOrderedShape

Returns:

true if this ordered shape is closed; otherwise, false.

setClosed

public void setClosed(boolean value)

Gets or sets a value indicating whether shape is closed.

Value: true if shape is closed; otherwise, false.

Specified by:

setClosed in interface IOrderedShape

Parameters:

value - true if this ordered shape is closed; otherwise, false.

getBounds

public RectangleF getBounds()

Gets the object's bounds.

Value: The object's bounds.

Specified by:

getBounds in class ObjectWithBounds

Returns:

The object's bounds.

getCenter

public PointF getCenter()

Gets the shape's center.

Value: The shape's center.

Specified by:

getCenter in class Shape

Returns:

The shape's center.

getSegments

public ShapeSegment[] getSegments()

Gets the shape segments.

Value: The shape segments.

Specified by:

getSegments in class Shape

Returns:

The shape segments.

hasSegments

public boolean hasSegments()

Gets a value indicating whether shape has segments.

Value: True if shape has segments; otherwise, false.

Specified by:

hasSegments in class Shape

Returns:

True if shape has segments; otherwise, false.

getStartPoint

public PointF getStartPoint()

Gets the starting shape point.

Value: The starting shape point.

Specified by:

getStartPoint in interface IOrderedShape

Returns:

The starting shape point.

getEndPoint

public PointF getEndPoint()

Gets the ending shape point.

Value: The ending shape point.

Specified by:

getEndPoint in interface IOrderedShape

Returns:

The ending shape point.

reverse

public void reverse()

Reverses the order of points for this shape.

Specified by:

reverse in interface IOrderedShape

getBounds

public RectangleF getBounds(Matrix matrix)

Gets the object's bounds.

Specified by:

getBounds in class ObjectWithBounds

Parameters:

matrix - The matrix to apply before bounds will be calculated.

Returns:

The estimated object's bounds.

getBounds

public RectangleF getBounds(Matrix matrix,
                            Pen pen)

Gets the object's bounds.

Specified by:

getBounds in class ObjectWithBounds

Parameters:

matrix - The matrix to apply before bounds will be calculated.

pen - The pen to use for object. This can influence the object's bounds size.

Returns:

The estimated object's bounds.

transform

public void transform(Matrix transform)

Applies the specified transformation to the shape.

Specified by:

transform in class ObjectWithBounds

Parameters:

transform - The transformation to apply.