Package org.jhotdraw.draw

Defines a framework for structured drawing editors and provides default implementations.

See:
Description

Interface Summary

CompositeFigure	A CompositeFigure is composed of several child Figures.
CompositeFigureListener	Listener interested in changes in a CompositeFigure.
ConnectionFigure	A ConnectionFigure draws a connection between two Connectors.
Connector	A Connector knows how to locate a connection point on a figure.
Constrainer	Interface to constrain points and figures on a Drawing.
DecoratedFigure	This interface is implemented by Figures that can be Decorated with another Figure.
Drawing	A drawing holds figures.
DrawingEditor	DrawingEditor defines the interface for coordinating the different objects that participate in a drawing editor.
DrawingView	A DrawingView paints a Drawing on a JComponent.
Figure	A Figure knows its bounds and it can draw itself.
FigureListener	Listener interested in Figure changes.
FigureSelectionListener	FigureSelectionListener.
Handle	Handles are used to change a figure by direct manipulation.
HandleListener	HandleListener.
ImageHolderFigure	The interface of a figure that has some editable image contents.
InputFormat	Interface to define an input format for a Drawing.
Layouter	A Layouter encapsulates a algorithm to layout a CompositeFigure.
LineDecoration	Decorate the start or end Point2D.Double of a line or poly line figure.
Liner	A Liner encapsulates an algorithm to lineout a ConnectionFigure.
Locator	Locators can be used to locate a position on a figure.
OutputFormat	Interface to define an output format.
TextHolderFigure	The interface of a figure that has some editable text contents.
Tool	A tool defines a mode of the drawing view.
ToolListener	Change event passed to ToolListener's.

Class Summary

AbstractAttributedCompositeFigure	An AbstractAttributedCompositeFigure is a CompositeFigure which has its own attribute set.
AbstractAttributedDecoratedFigure	AbstractAttributedDecoratedFigure.
AbstractAttributedFigure	A figure that can keep track of an open ended set of attributes.
AbstractCompositeFigure	AbstractCompositeFigure.
AbstractConnectionHandle	AbstractConnectionHandle factors the common code for handles that can be used to change the connection of a ConnectionFigure.
AbstractConnector	AbstractConnector provides default implementation for the Connector interface.
AbstractConstrainer	AbstractConstrainer.
AbstractDrawing	AbstractDrawing.
AbstractFigure	AbstractFigure provides the functionality for managing listeners for a Figure.
AbstractHandle	AbstractHandle.
AbstractLayouter	AbstractLayouter.
AbstractLineDecoration	An standard implementation of a line decoration.
AbstractLocator	AbstractLocator provides default implementations for the Locator interface.
AbstractRotateHandle	AbstractRotateHandle.
AbstractTool	AbstractTool.
ArrowTip	An arrow tip line decoration.
AttributeChangeEdit	AttributeChangeEdit.
AttributeKey<T>	AttributeKey provides typesafe access to figure attributes.
AttributeKeys	Defines AttributeKeys used by the Figures in this package as well as some helper methods.
BezierControlPointHandle	BezierControlPointHandle.
BezierFigure	A BezierFigure can be used to draw arbitrary shapes using a BezierPath.
BezierLabelLocator	This locator locates a position relative to a polyline.
BezierNodeHandle	BezierNodeHandle.
BezierOutlineHandle	Draws the outlines of a BezierFigure to make adjustment easier.
BezierPointLocator	BezierPointLocator.
BezierScaleHandle	A Handle to scale and rotate a BezierFigure.
BezierTool	Tool to scribble a BezierFigure
BidirectionalConnectionTool	A tool that can be used to connect figures, to split connections, and to join two segments of a connection.
BorderRectangleFigure	Deprecated. This class should be in one of the samples package
BoundsOutlineHandle	Draws the outline of the Figure bounds to make adjustment easier.
ChopBezierConnector	ChopBezierConnector.
ChopDiamondConnector	A ChopDiamondConnector locates connection points by choping the connection between the centers of the two figures at the edge of a diamond figure.
ChopEllipseConnector	A ChopEllipseConnector locates a connection Point2D.Double by chopping the connection at the ellipse defined by the figure's display box.
ChopRectangleConnector	A ChopRectangleConnector locates connection points by choping the connection between the centers of the two figures at the display box.
ChopRoundRectangleConnector	A ChopRoundRectangleConnector locates a connection Point2D.Double by chopping the connection at the horizontal and vertica lines defined by the display box of a RoundRectangleFigure.
ChopTriangleConnector	ChopTriangleConnector.
CloseHandle	CloseHandle.
CompositeFigureEvent	Change event passed to CompositeFigureListeners.
CompositeLineDecoration	An composite implementation of a line decoration.
CompositeTransformEdit	CompositeTransformEdit.
ConnectionEndHandle	Handle to reconnect the end of a connection to another figure.
ConnectionStartHandle	Handle to reconnect the start of a connection to another figure.
ConnectionTool	A tool to create a connection between two figures.
ConnectorHandle	A ConnectorHandle allows to create a ConnectionFigure by dragging the connector handle to a connector.
CreationTool	A tool to create new figures.
DefaultDrawing	DefaultDrawing to be used for drawings that contain only a few children.
DefaultDrawingEditor	DefaultDrawingEditor.
DefaultDrawingView	The DefaultDrawingView is suited for viewing drawings with a small number of Figures.
DefaultDrawingViewBeanInfo
DefaultDrawingViewTransferHandler	Default TransferHandler for DrawingView objects.
DelegationSelectionTool	A SelectionTool, which recognizes double clicks and popup menu triggers.
DiamondFigure	A diamond with vertices at the midpoints of its enclosing rectangle.
DOMStorableInputOutputFormat	An OutputFormat that can write Drawings with DOMStorable Figure's.
DragHandle	A handle that changes the location of the owning figure, the handle covers all visible points of the figure.
DragTracker	DragTracker implements interactions with the content area of a Figure.
DrawingPageable	DrawingPageable can be used to print a Drawing using the java.awt.print API.
ElbowLiner	A Liner that constrains a connection to orthogonal lines.
EllipseFigure	EllipseFigure.
FigureAdapter	FigureAdapter implements the FigureListener interface with empty methods.
FigureEvent	Change event passed to FigureListeners.
FigureLayerComparator	FigureLayerComparator.
FigureSelectionEvent	FigureSelectionEvent.
FloatingTextArea	A FloatingTextArea overlays an editor on top of an area in a drawing.
FloatingTextField	A text field overlay that is used to edit a TextFigure.
FontSizeHandle	FontSizeHandle.
FontSizeLocator	FontSizeLocator.
GeneralPathTip	GeneralPathLineDecoration.
GeometryEdit	GeometryEdit.
GraphicalCompositeFigure	The GraphicalCompositeFigure fills in the gap between a CompositeFigure and other figures which mainly have a presentation purpose.
GridConstrainer	Constrains a point such that it falls on a grid.
GroupFigure	A Figure that groups a collection of figures.
HandleEvent	HandleEvent.
HandleMulticaster	Forwards events to one or many handles.
HandleTracker	HandleTracker implements interactions with the handles of a Figure.
HorizontalLayouter	A layouter which lays out all children of a CompositeFigure in vertical direction.
ImageFigure	A Figure that shows an Image.
ImageInputFormat	An input format for importing drawings using one of the image formats supported by javax.imageio.
ImageOutputFormat	An output format for exporting drawings using one of the image formats supported by javax.imageio.
ImageTool	A tool to create new figures that implement the ImageHolderFigure interface, such as ImageFigure.
LabeledLineConnectionFigure	A LineConnection with labels.
LabelFigure	A LabelFigure can be used to provide more double clickable area for a TextHolderFigure.
LineConnectionFigure	A LineConnection is a standard implementation of the ConnectionFigure interface.
LineFigure	LineFigure.
ListFigure	A ListFigure consists of a list of Figures and a RectangleFigure.
LocatorConnector	A LocatorConnector locates connection points with the help of a Locator.
LocatorHandle	A LocatorHandle implements a Handle by delegating the location requests to a Locator object.
LocatorLayouter	A layouter which lays out all children of a CompositeFigure according to their LayoutLocator property..
MoveHandle	A handle that changes the location of the owning figure, if the figure is transformable.
NullHandle	A handle that doesn't change the owned figure.
Options	Options.
PerpendicularBar	A perpendicular line decoration.
PictImageInputFormat	An input format for importing drawings using the image/x-pict format from the Mac OS X clipboard.
QuadTreeCompositeFigure	QuadTreeCompositeFigure.
QuadTreeDrawing	QuadTreeDrawing uses a QuadTree2DDouble to improve responsiveness of drawings which contain many children.
RectangleFigure	RectangleFigure.
RelativeDecoratorLocator	A locator that specfies a point that is relative to the bounds of a figures decorator.
RelativeLocator	A locator that specfies a point that is relative to the bounds of a figure.
ResizeHandleKit	A set of utility methods to create handles which resize a Figure by using its setBounds method, if the Figure is transformable.
RestoreDataEdit	RestoreDataEdit.
RotateHandle	A Handle to rotate a Figure.
RoundRectangleFigure	A Rectangle2D.Double with round corners.
RoundRectangleRadiusHandle	A Handle to manipulate the radius of a round lead rectangle.
SelectAreaTracker	SelectAreaTracker implements interactions with the background area of a Drawing.
SelectionTool	Tool to select and manipulate figures.
SetBoundsEdit	SetBoundsEdit.
SlantedLiner	SlantedLiner.
StickyRectangleConnector	A StickyRectangleConnector locates connection Points by choping the connection between the centers of the two figures at the display box.
TextAreaFigure	A TextAreaFigure contains formatted text. It automatically rearranges the text to fit its allocated display area, breaking the lines at word boundaries whenever possible. The text can contain either LF or CRLF sequences to separate paragraphs, as well as tab characters for table like formatting and alignment. Currently the tabs are distributed at regular intervals as determined by the TabSize property.
TextAreaTool	A tool to create new or edit existing figures that implement the TextHolderFigure interface, such as TextAreaFigure.
TextFigure	A text figure.
TextInputFormat	An input format for importing text into a drawing.
TextOverflowHandle	The TextOverflowHandle indicates when the text does not fit into the bounds of a TextAreaFigure.
TextTool	A tool to create new or edit existing figures that implement the TextHolderFigure interface, such as TextFigure.
ToolEvent	An event sent to ToolListener's.
TransformEdit	TransformEdit.
TransformHandleKit	A set of utility methods to create Handles which transform a Figure by using its transform method.
TriangleFigure	A triangle with same dimensions as its enclosing rectangle, and apex at any of 8 places
TriangleRotationHandler	A Handle to rotate a TriangleFigure Based on RadiusHandle
VerticalLayouter	A layouter which lays out all children of a CompositeFigure in vertical direction.

Enum Summary

AttributeKeys.Orientation
AttributeKeys.StrokePlacement
AttributeKeys.StrokeType
AttributeKeys.Underfill
AttributeKeys.WindingRule
RotationDirection	Specifies the possible directions for rotations on a two-dimensional plane.
TranslationDirection	Specifies the possible directions for translations on a two-dimensional plane.

Package org.jhotdraw.draw Description

Defines a framework for structured drawing editors and provides default implementations.

Package Contents

All key contracts of the framework are defined by Java interfaces. For each interface exists an abstract class, which implements the event handling contract of the interface. And finally, there is at least one default implementation of each interface.

The key interfaces for the representation of a drawing are:

• Drawing
• Figure
• CompositeFigure
• ConnectionFigure
• Connector

The key interface for displaying a drawing on screen is:

• DrawingView

The key interfaces for editing a drawing are:

• DrawingEditor
• Tool
• Handle

The key interfaces for loading and saving a drawing, and for providing copy and paste functionality are:

• InputFormat
• OutputFormat