Class that represent rectangle object. More...

Inheritance diagram for iText.Kernel.Geom.Rectangle:

Public Member Functions
	Rectangle (float x, float y, float width, float height)
	Creates new instance. More...

	Rectangle (float width, float height)
	Creates new instance of rectangle with (0, 0) as the lower left point. More...

	Rectangle (iText.Kernel.Geom.Rectangle rect)
	Creates the copy of given Rectangle More...

virtual Point[]	ToPointsArray ()
	Convert rectangle to an array of points More...

virtual iText.Kernel.Geom.Rectangle	GetIntersection (iText.Kernel.Geom.Rectangle rect)
	Get the rectangle representation of the intersection between this rectangle and the passed rectangle More...

virtual bool	Contains (iText.Kernel.Geom.Rectangle rect)
	Check if this rectangle contains the passed rectangle. More...

virtual bool	Overlaps (iText.Kernel.Geom.Rectangle rect)
	Check if this rectangle and the passed rectangle overlap More...

virtual bool	Overlaps (iText.Kernel.Geom.Rectangle rect, float epsilon)
	Check if this rectangle and the passed rectangle overlap More...

virtual iText.Kernel.Geom.Rectangle	SetBbox (float llx, float lly, float urx, float ury)
	Sets the rectangle by the coordinates, specifying its lower left and upper right points. More...

virtual float	GetX ()
	Gets the X coordinate of lower left point. More...

virtual iText.Kernel.Geom.Rectangle	SetX (float x)
	Sets the X coordinate of lower left point. More...

virtual float	GetY ()
	Gets the Y coordinate of lower left point. More...

virtual iText.Kernel.Geom.Rectangle	SetY (float y)
	Sets the Y coordinate of lower left point. More...

virtual float	GetWidth ()
	Gets the width of rectangle. More...

virtual iText.Kernel.Geom.Rectangle	SetWidth (float width)
	Sets the width of rectangle. More...

virtual float	GetHeight ()
	Gets the height of rectangle. More...

virtual iText.Kernel.Geom.Rectangle	SetHeight (float height)
	Sets the height of rectangle. More...

virtual iText.Kernel.Geom.Rectangle	IncreaseHeight (float extra)
	Increases the height of rectangle by the given value. More...

virtual iText.Kernel.Geom.Rectangle	DecreaseHeight (float extra)
	Decreases the height of rectangle by the given value. More...

virtual iText.Kernel.Geom.Rectangle	IncreaseWidth (float extra)
	Increases the width of rectangle by the given value. More...

virtual iText.Kernel.Geom.Rectangle	DecreaseWidth (float extra)
	Decreases the width of rectangle by the given value. More...

virtual float	GetLeft ()
	Gets the X coordinate of the left edge of the rectangle. More...

virtual float	GetRight ()
	Gets the X coordinate of the right edge of the rectangle. More...

virtual float	GetTop ()
	Gets the Y coordinate of the upper edge of the rectangle. More...

virtual float	GetBottom ()
	Gets the Y coordinate of the lower edge of the rectangle. More...

virtual iText.Kernel.Geom.Rectangle	MoveDown (float move)
	Decreases the y coordinate. More...

virtual iText.Kernel.Geom.Rectangle	MoveUp (float move)
	Increases the y coordinate. More...

virtual iText.Kernel.Geom.Rectangle	MoveRight (float move)
	Increases the x coordinate. More...

virtual iText.Kernel.Geom.Rectangle	MoveLeft (float move)
	Decreases the x coordinate. More...

virtual iText.Kernel.Geom.Rectangle	ApplyMargins (float topIndent, float rightIndent, float bottomIndent, float leftIndent, bool reverse)
	Change the rectangle according the specified margins. More...

virtual bool	IntersectsLine (float x1, float y1, float x2, float y2)
	Checks if rectangle have common points with line, specified by two points. More...

override String	ToString ()
	Gets the string representation of rectangle. More...

virtual iText.Kernel.Geom.Rectangle	Clone ()
	Creates a "deep copy" of this rectangle, meaning the object returned by this method will be independent of the object being cloned. More...

virtual bool	EqualsWithEpsilon (iText.Kernel.Geom.Rectangle that)
	Compares instance of this rectangle with given deviation equals to 0.0001 More...

virtual bool	EqualsWithEpsilon (iText.Kernel.Geom.Rectangle that, float eps)
	Compares instance of this rectangle with given deviation. More...

Static Public Member Functions
static iText.Kernel.Geom.Rectangle	GetCommonRectangle (params iText.Kernel.Geom.Rectangle[] rectangles)
	Calculates the common rectangle which includes all the input rectangles. More...

static iText.Kernel.Geom.Rectangle	GetRectangleOnRotatedPage (iText.Kernel.Geom.Rectangle rect, PdfPage page)
	Gets the rectangle as it looks on the rotated page and returns the rectangle in coordinates relevant to the true page origin. More...

static iText.Kernel.Geom.Rectangle	CalculateBBox (IList< Point > points)
	Calculates the bounding box of passed points. More...

static IList< iText.Kernel.Geom.Rectangle >	CreateBoundingRectanglesFromQuadPoint (PdfArray quadPoints)
	Create a list of bounding rectangles from an 8 x n array of Quadpoints. More...

static iText.Kernel.Geom.Rectangle	CreateBoundingRectangleFromQuadPoint (PdfArray quadPoints)
	Create the bounding rectangle for the given array of quadpoints. More...

Detailed Description

Class that represent rectangle object.

Constructor & Destructor Documentation

◆ Rectangle() [1/3]

iText.Kernel.Geom.Rectangle.Rectangle	(	float	x,
		float	y,
		float	width,
		float	height
	)

inline

Creates new instance.

Parameters

x	the x coordinate of lower left point
y	the y coordinate of lower left point
width	the width value
height	the height value

◆ Rectangle() [2/3]

iText.Kernel.Geom.Rectangle.Rectangle	(	float	width,
		float	height
	)

inline

Creates new instance of rectangle with (0, 0) as the lower left point.

Parameters

width	the width value
height	the height value

◆ Rectangle() [3/3]

iText.Kernel.Geom.Rectangle.Rectangle ( iText.Kernel.Geom.Rectangle rect )

inline

Creates the copy of given Rectangle

Parameters

rect	the copied Rectangle

Member Function Documentation

◆ ApplyMargins()

virtual iText.Kernel.Geom.Rectangle iText.Kernel.Geom.Rectangle.ApplyMargins	(	float	topIndent,
		float	rightIndent,
		float	bottomIndent,
		float	leftIndent,
		bool	reverse
	)

inlinevirtual

Change the rectangle according the specified margins.

Parameters

topIndent	the value on which the top y coordinate will change.
rightIndent	the value on which the right x coordinate will change.
bottomIndent	the value on which the bottom y coordinate will change.
leftIndent	the value on which the left x coordinate will change.
reverse	if `true` the rectangle will expand, otherwise it will shrink

Returns: the rectangle with applied margins

◆ CalculateBBox()

static iText.Kernel.Geom.Rectangle iText.Kernel.Geom.Rectangle.CalculateBBox ( IList< Point > points )

inlinestatic

Calculates the bounding box of passed points.

Parameters

points the points which appear inside the area

Returns: the bounding box of passed points.

◆ Clone()

virtual iText.Kernel.Geom.Rectangle iText.Kernel.Geom.Rectangle.Clone ( )

inlinevirtual

Creates a "deep copy" of this rectangle, meaning the object returned by this method will be independent of the object being cloned.

Returns: the copied rectangle.

Reimplemented in iText.Kernel.Geom.PageSize.

◆ Contains()

virtual bool iText.Kernel.Geom.Rectangle.Contains ( iText.Kernel.Geom.Rectangle rect )

inlinevirtual

Check if this rectangle contains the passed rectangle.

Check if this rectangle contains the passed rectangle. A rectangle will envelop itself, meaning that for any rectangle rect the expression rect.contains(rect) always returns true.

Parameters

rect	a rectangle which is to be checked if it is fully contained inside this rectangle.

Returns: true if this rectangle contains the passed rectangle, false otherwise.

◆ CreateBoundingRectangleFromQuadPoint()

static iText.Kernel.Geom.Rectangle iText.Kernel.Geom.Rectangle.CreateBoundingRectangleFromQuadPoint ( PdfArray quadPoints )

inlinestatic

Create the bounding rectangle for the given array of quadpoints.

Parameters

quadPoints an array containing 8 numbers that correspond to 4 points.

Returns: The smallest orthogonal rectangle containing the quadpoints.

◆ CreateBoundingRectanglesFromQuadPoint()

static IList<iText.Kernel.Geom.Rectangle> iText.Kernel.Geom.Rectangle.CreateBoundingRectanglesFromQuadPoint ( PdfArray quadPoints )

inlinestatic

Create a list of bounding rectangles from an 8 x n array of Quadpoints.

Parameters

quadPoints 8xn array of numbers representing 4 points

Returns: a list of bounding rectangles for the passed quadpoints

◆ DecreaseHeight()

virtual iText.Kernel.Geom.Rectangle iText.Kernel.Geom.Rectangle.DecreaseHeight ( float extra )

inlinevirtual

Decreases the height of rectangle by the given value.

Decreases the height of rectangle by the given value. May be used in chain.

Parameters

extra the value of the extra height to be subtracted.

Returns: this Rectangle instance.

◆ DecreaseWidth()

virtual iText.Kernel.Geom.Rectangle iText.Kernel.Geom.Rectangle.DecreaseWidth ( float extra )

inlinevirtual

Decreases the width of rectangle by the given value.

Decreases the width of rectangle by the given value. May be used in chain.

Parameters

extra the value of the extra width to be subtracted.

Returns: this Rectangle instance.

◆ EqualsWithEpsilon() [1/2]

virtual bool iText.Kernel.Geom.Rectangle.EqualsWithEpsilon ( iText.Kernel.Geom.Rectangle that )

inlinevirtual

Compares instance of this rectangle with given deviation equals to 0.0001

Parameters

that	the Rectangle to compare with.

Returns

true if the difference between corresponding rectangle values is less than deviation and false otherwise.

◆ EqualsWithEpsilon() [2/2]

virtual bool iText.Kernel.Geom.Rectangle.EqualsWithEpsilon	(	iText.Kernel.Geom.Rectangle	that,
		float	eps
	)

inlinevirtual

Compares instance of this rectangle with given deviation.

Parameters

that	the Rectangle to compare with.
eps	the deviation value.

Returns

true if the difference between corresponding rectangle values is less than deviation and false otherwise.

◆ GetBottom()

virtual float iText.Kernel.Geom.Rectangle.GetBottom ( )

inlinevirtual

Gets the Y coordinate of the lower edge of the rectangle.

Gets the Y coordinate of the lower edge of the rectangle. Same as: getY().

Returns: the Y coordinate of the lower edge of the rectangle.

◆ GetCommonRectangle()

static iText.Kernel.Geom.Rectangle iText.Kernel.Geom.Rectangle.GetCommonRectangle ( params iText.Kernel.Geom.Rectangle[] rectangles )

inlinestatic

Calculates the common rectangle which includes all the input rectangles.

Parameters

rectangles list of input rectangles.

Returns: common rectangle.

◆ GetHeight()

virtual float iText.Kernel.Geom.Rectangle.GetHeight ( )

inlinevirtual

Gets the height of rectangle.

Returns: the height of rectangle.

◆ GetIntersection()

virtual iText.Kernel.Geom.Rectangle iText.Kernel.Geom.Rectangle.GetIntersection ( iText.Kernel.Geom.Rectangle rect )

inlinevirtual

Get the rectangle representation of the intersection between this rectangle and the passed rectangle

Parameters

rect	the rectangle to find the intersection with

Returns: the intersection rectangle if the passed rectangles intersects with this rectangle, a rectangle representing a line if the intersection is along an edge or a rectangle representing a point if the intersection is a single point, null otherwise

◆ GetLeft()

virtual float iText.Kernel.Geom.Rectangle.GetLeft ( )

inlinevirtual

Gets the X coordinate of the left edge of the rectangle.

Gets the X coordinate of the left edge of the rectangle. Same as: getX().

Returns: the X coordinate of the left edge of the rectangle.

◆ GetRectangleOnRotatedPage()

static iText.Kernel.Geom.Rectangle iText.Kernel.Geom.Rectangle.GetRectangleOnRotatedPage	(	iText.Kernel.Geom.Rectangle	rect,
		PdfPage	page
	)

inlinestatic

Gets the rectangle as it looks on the rotated page and returns the rectangle in coordinates relevant to the true page origin.

Gets the rectangle as it looks on the rotated page and returns the rectangle in coordinates relevant to the true page origin. This rectangle can be used to add annotations, fields, and other objects to the rotated page.

Parameters

rect	the rectangle as it looks on the rotated page.
page	the page on which one want to process the rectangle.

Returns: the newly created rectangle with translated coordinates.

◆ GetRight()

virtual float iText.Kernel.Geom.Rectangle.GetRight ( )

inlinevirtual

Gets the X coordinate of the right edge of the rectangle.

Gets the X coordinate of the right edge of the rectangle. Same as: getX() + getWidth().

Returns: the X coordinate of the right edge of the rectangle.

◆ GetTop()

virtual float iText.Kernel.Geom.Rectangle.GetTop ( )

inlinevirtual

Gets the Y coordinate of the upper edge of the rectangle.

Gets the Y coordinate of the upper edge of the rectangle. Same as: getY() + getHeight().

Returns: the Y coordinate of the upper edge of the rectangle.

◆ GetWidth()

virtual float iText.Kernel.Geom.Rectangle.GetWidth ( )

inlinevirtual

Gets the width of rectangle.

Returns: the width of rectangle.

◆ GetX()

virtual float iText.Kernel.Geom.Rectangle.GetX ( )

inlinevirtual

Gets the X coordinate of lower left point.

Returns: the X coordinate of lower left point.

◆ GetY()

virtual float iText.Kernel.Geom.Rectangle.GetY ( )

inlinevirtual

Gets the Y coordinate of lower left point.

Returns: the Y coordinate of lower left point.

◆ IncreaseHeight()

virtual iText.Kernel.Geom.Rectangle iText.Kernel.Geom.Rectangle.IncreaseHeight ( float extra )

inlinevirtual

Increases the height of rectangle by the given value.

Increases the height of rectangle by the given value. May be used in chain.

Parameters

extra the value of the extra height to be added.

Returns: this Rectangle instance.

◆ IncreaseWidth()

virtual iText.Kernel.Geom.Rectangle iText.Kernel.Geom.Rectangle.IncreaseWidth ( float extra )

inlinevirtual

Increases the width of rectangle by the given value.

Increases the width of rectangle by the given value. May be used in chain.

Parameters

extra the value of the extra wudth to be added.

Returns: this Rectangle instance.

◆ IntersectsLine()

virtual bool iText.Kernel.Geom.Rectangle.IntersectsLine	(	float	x1,
		float	y1,
		float	x2,
		float	y2
	)

inlinevirtual

Checks if rectangle have common points with line, specified by two points.

Parameters

x1	the x coordinate of first line's point.
y1	the y coordinate of first line's point.
x2	the x coordinate of second line's point.
y2	the y coordinate of second line's point.

Returns

true if rectangle have common points with line and false otherwise.

◆ MoveDown()

virtual iText.Kernel.Geom.Rectangle iText.Kernel.Geom.Rectangle.MoveDown ( float move )

inlinevirtual

Decreases the y coordinate.

Parameters

move	the value on which the position will be changed.

Returns: this Rectangle instance.

◆ MoveLeft()

virtual iText.Kernel.Geom.Rectangle iText.Kernel.Geom.Rectangle.MoveLeft ( float move )

inlinevirtual

Decreases the x coordinate.

Parameters

move	the value on which the position will be changed.

Returns: this Rectangle instance.

◆ MoveRight()

virtual iText.Kernel.Geom.Rectangle iText.Kernel.Geom.Rectangle.MoveRight ( float move )

inlinevirtual

Increases the x coordinate.

Parameters

move	the value on which the position will be changed.

Returns: this Rectangle instance.

◆ MoveUp()

virtual iText.Kernel.Geom.Rectangle iText.Kernel.Geom.Rectangle.MoveUp ( float move )

inlinevirtual

Increases the y coordinate.

Parameters

move	the value on which the position will be changed.

Returns: this Rectangle instance.

◆ Overlaps() [1/2]

virtual bool iText.Kernel.Geom.Rectangle.Overlaps ( iText.Kernel.Geom.Rectangle rect )

inlinevirtual

Check if this rectangle and the passed rectangle overlap

Parameters

rect	a rectangle which is to be checked if it overlaps the passed rectangle

Returns: true if there is overlap of some kind

◆ Overlaps() [2/2]

virtual bool iText.Kernel.Geom.Rectangle.Overlaps	(	iText.Kernel.Geom.Rectangle	rect,
		float	epsilon
	)

inlinevirtual

Check if this rectangle and the passed rectangle overlap

Parameters

rect	a rectangle which is to be checked if it overlaps the passed rectangle
epsilon	if greater than zero, then this is the maximum distance that one rectangle can go to another, but they will not overlap, if less than zero, then this is the minimum required distance between the rectangles so that they do not overlap

Returns: true if there is overlap of some kind

◆ SetBbox()

virtual iText.Kernel.Geom.Rectangle iText.Kernel.Geom.Rectangle.SetBbox	(	float	llx,
		float	lly,
		float	urx,
		float	ury
	)

inlinevirtual

Sets the rectangle by the coordinates, specifying its lower left and upper right points.

Sets the rectangle by the coordinates, specifying its lower left and upper right points. May be used in chain.

Note: this method will normalize coordinates, so the rectangle will have non negative width and height, and its x and y coordinates specified lower left point.

Parameters

llx	the X coordinate of lower left point
lly	the Y coordinate of lower left point
urx	the X coordinate of upper right point
ury	the Y coordinate of upper right point

Returns: this Rectangle instance.

◆ SetHeight()

virtual iText.Kernel.Geom.Rectangle iText.Kernel.Geom.Rectangle.SetHeight ( float height )

inlinevirtual

Sets the height of rectangle.

Sets the height of rectangle. May be used in chain.

Parameters

height the the width of rectangle to be set.

Returns: this Rectangle instance.

◆ SetWidth()

virtual iText.Kernel.Geom.Rectangle iText.Kernel.Geom.Rectangle.SetWidth ( float width )

inlinevirtual

Sets the width of rectangle.

Sets the width of rectangle. May be used in chain.

Parameters

width the the width of rectangle to be set.

Returns: this Rectangle instance.

◆ SetX()

virtual iText.Kernel.Geom.Rectangle iText.Kernel.Geom.Rectangle.SetX ( float x )

inlinevirtual

Sets the X coordinate of lower left point.

Sets the X coordinate of lower left point. May be used in chain.

Parameters

x	the X coordinate of lower left point to be set.

Returns: this Rectangle instance.

◆ SetY()

virtual iText.Kernel.Geom.Rectangle iText.Kernel.Geom.Rectangle.SetY ( float y )

inlinevirtual

Sets the Y coordinate of lower left point.

Sets the Y coordinate of lower left point. May be used in chain.

Parameters

y	the Y coordinate of lower left point to be set.

Returns: this Rectangle instance.

◆ ToPointsArray()

virtual Point [] iText.Kernel.Geom.Rectangle.ToPointsArray ( )

inlinevirtual

Convert rectangle to an array of points

Returns: array of four extreme points of rectangle

◆ ToString()

override String iText.Kernel.Geom.Rectangle.ToString ( )

inline

Gets the string representation of rectangle.

Returns: the string representation of rectangle.

Public Member Functions

Static Public Member Functions

Detailed Description

Constructor & Destructor Documentation

◆ Rectangle() [1/3]

◆ Rectangle() [2/3]

◆ Rectangle() [3/3]

Member Function Documentation

◆ ApplyMargins()

◆ CalculateBBox()

◆ Clone()

◆ Contains()

◆ CreateBoundingRectangleFromQuadPoint()

◆ CreateBoundingRectanglesFromQuadPoint()

◆ DecreaseHeight()

◆ DecreaseWidth()

◆ EqualsWithEpsilon() [1/2]

◆ EqualsWithEpsilon() [2/2]

◆ GetBottom()

◆ GetCommonRectangle()

◆ GetHeight()

◆ GetIntersection()

◆ GetLeft()

◆ GetRectangleOnRotatedPage()

◆ GetRight()

◆ GetTop()

◆ GetWidth()

◆ GetX()

◆ GetY()

◆ IncreaseHeight()

◆ IncreaseWidth()

◆ IntersectsLine()

◆ MoveDown()

◆ MoveLeft()

◆ MoveRight()

◆ MoveUp()

◆ Overlaps() [1/2]

◆ Overlaps() [2/2]

◆ SetBbox()

◆ SetHeight()

◆ SetWidth()

◆ SetX()

◆ SetY()

◆ ToPointsArray()

◆ ToString()