java.lang.Object
- org.apache.hop.core.gui.BasePainter<Hop,Part>

Direct Known Subclasses:: PipelinePainter, WorkflowPainter

public abstract class BasePainter<Hop extends BaseHopMeta<?>,Part extends IBaseMeta>
extends Object

Field Summary

Fields
Modifier and Type	Field	Description
`protected Point`	`area`
`protected List<AreaOwner>`	`areaOwners`
`protected Hop`	`candidate`
`static int`	`CONTENT_MENU_INDENT`
`static int`	`CORNER_RADIUS_2`
`static int`	`CORNER_RADIUS_3`
`static int`	`CORNER_RADIUS_4`
`static int`	`CORNER_RADIUS_5`
`protected boolean`	`drawingEditIcons`
`protected IGc`	`gc`
`protected Rectangle`	`graphPort`
`protected int`	`gridSize`
`protected int`	`iconSize`
`protected int`	`lineWidth`
`protected float`	`magnification`
`protected Point`	`maximum`
`static int`	`MINI_ICON_DISTANCE`
`static int`	`MINI_ICON_MARGIN`
`static int`	`MINI_ICON_SKEW`
`static int`	`MINI_ICON_TRIANGLE_BASE`
`protected int`	`miniIconSize`
`protected DPoint`	`offset`
`protected float`	`screenMagnification`
`protected Rectangle`	`selectionRectangle`
`protected boolean`	`showingNavigationView`
`protected Object`	`subject`
`double`	`theta`
`protected IVariables`	`variables`
`protected Rectangle`	`viewPort`
`protected double`	`zoomFactor`

Constructor Summary

Constructors
Constructor	Description
`BasePainter(IGc gc, IVariables variables, Object subject, Point area, DPoint offset, Rectangle selectionRectangle, List<AreaOwner> areaOwners, int iconSize, int lineWidth, int gridSize, String noteFontName, int noteFontHeight, double zoomFactor, boolean drawingEditIcons)`

Method Summary

All Methods Static Methods Instance Methods Abstract Methods Concrete Methods
Modifier and Type	Method	Description
`protected int`	`calcArrowLength()`
`protected void`	`drawArrow(IGc.EImage arrow, int[] line, Hop hop, Object startObject, Object endObject)`
`protected abstract void`	`drawArrow(IGc.EImage arrow, int x1, int y1, int x2, int y2, double theta, int size, double factor, Hop jobHop, Object startObject, Object endObject)`
`protected void`	`drawGrid()`
`protected void`	`drawNavigationView()`	Draw a small rectangle at the bottom right of the screen which depicts the viewport as a part of the total size of the metadata graph.
`protected void`	`drawNote(NotePadMeta notePadMeta)`
`protected void`	`drawRect(Rectangle rect)`
`Point`	`getArea()`
`List<AreaOwner>`	`getAreaOwners()`
`Hop`	`getCandidate()`
`IGc`	`getGc()`
`Rectangle`	`getGraphPort()`	Gets graphPort
`int`	`getGridSize()`
`int`	`getIconSize()`
`protected int[]`	`getLine(Part fs, Part ts)`
`int`	`getLineWidth()`
`float`	`getMagnification()`
`Point`	`getMaximum()`	Gets maximum
`int`	`getMiniIconSize()`	Gets miniIconSize
`int`	`getNoteFontHeight()`
`String`	`getNoteFontName()`
`DPoint`	`getOffset()`
`float`	`getScreenMagnification()`	Gets screenMagnification
`Rectangle`	`getSelectionRectangle()`
`static IGc.EImage`	`getStreamIconImage(StreamIcon streamIcon, boolean enabled)`
`Object`	`getSubject()`
`double`	`getTheta()`
`IVariables`	`getVariables()`	Gets variables
`Rectangle`	`getViewPort()`	Gets viewPort
`double`	`getZoomFactor()`	Gets zoomFactor
`boolean`	`isDrawingEditIcons()`	Gets drawingEditIcons
`boolean`	`isShowingNavigationView()`	Gets showingNavigationView
`protected Point`	`magnifyPoint(Point p)`
`protected Point`	`real2screen(int x, int y)`
`protected int`	`round(double value)`
`void`	`setArea(Point area)`
`void`	`setAreaOwners(List<AreaOwner> areaOwners)`
`void`	`setCandidate(Hop candidate)`
`void`	`setDrawingEditIcons(boolean drawingEditIcons)`
`void`	`setGc(IGc gc)`
`void`	`setGraphPort(Rectangle graphPort)`	Sets graphPort
`void`	`setGridSize(int gridSize)`
`void`	`setIconSize(int iconSize)`
`void`	`setLineWidth(int lineWidth)`
`void`	`setMagnification(float magnification)`
`void`	`setMaximum(Point maximum)`	Sets maximum
`void`	`setMiniIconSize(int miniIconSize)`
`void`	`setNoteFontHeight(int noteFontHeight)`
`void`	`setNoteFontName(String noteFontName)`
`void`	`setOffset(DPoint offset)`
`void`	`setScreenMagnification(float screenMagnification)`	Sets screenMagnification
`void`	`setSelectionRectangle(Rectangle selectionRectangle)`
`void`	`setShowingNavigationView(boolean showingNavigationView)`	Sets showingNavigationView
`void`	`setSubject(Object subject)`
`void`	`setVariables(IVariables variables)`	Sets variables
`void`	`setViewPort(Rectangle viewPort)`	Sets viewPort
`void`	`setZoomFactor(double zoomFactor)`

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

Field Detail

theta
```
public final double theta
```

MINI_ICON_MARGIN
```
public static final int MINI_ICON_MARGIN
```
See Also:

Constant Field Values

MINI_ICON_TRIANGLE_BASE
```
public static final int MINI_ICON_TRIANGLE_BASE
```
See Also:

Constant Field Values

MINI_ICON_DISTANCE
```
public static final int MINI_ICON_DISTANCE
```
See Also:

Constant Field Values

MINI_ICON_SKEW
```
public static final int MINI_ICON_SKEW
```
See Also:

Constant Field Values

CONTENT_MENU_INDENT
```
public static final int CONTENT_MENU_INDENT
```
See Also:

Constant Field Values

CORNER_RADIUS_5
```
public static final int CORNER_RADIUS_5
```
See Also:

Constant Field Values

CORNER_RADIUS_4
```
public static final int CORNER_RADIUS_4
```
See Also:

Constant Field Values

CORNER_RADIUS_3
```
public static final int CORNER_RADIUS_3
```
See Also:

Constant Field Values

CORNER_RADIUS_2
```
public static final int CORNER_RADIUS_2
```
See Also:

Constant Field Values

drawingEditIcons
```
protected boolean drawingEditIcons
```

zoomFactor
```
protected double zoomFactor
```

area
```
protected Point area
```

areaOwners
```
protected List<AreaOwner> areaOwners
```

offset
```
protected DPoint offset
```

iconSize
```
protected int iconSize
```

miniIconSize
```
protected int miniIconSize
```

gridSize
```
protected int gridSize
```

selectionRectangle
```
protected Rectangle selectionRectangle
```

lineWidth
```
protected int lineWidth
```

magnification
```
protected float magnification
```

subject
```
protected Object subject
```

variables
```
protected IVariables variables
```

gc
```
protected IGc gc
```

candidate

protected Hop extends BaseHopMeta<?> candidate

maximum
```
protected Point maximum
```

showingNavigationView

protected boolean showingNavigationView

screenMagnification
```
protected float screenMagnification
```

graphPort
```
protected Rectangle graphPort
```

viewPort
```
protected Rectangle viewPort
```

Constructor Detail

BasePainter

public BasePainter(IGc gc,
                   IVariables variables,
                   Object subject,
                   Point area,
                   DPoint offset,
                   Rectangle selectionRectangle,
                   List<AreaOwner> areaOwners,
                   int iconSize,
                   int lineWidth,
                   int gridSize,
                   String noteFontName,
                   int noteFontHeight,
                   double zoomFactor,
                   boolean drawingEditIcons)

Method Detail

getStreamIconImage

public static IGc.EImage getStreamIconImage(StreamIcon streamIcon,
                                            boolean enabled)

drawNote

protected void drawNote(NotePadMeta notePadMeta)

real2screen

protected Point real2screen(int x,
                            int y)

magnifyPoint

protected Point magnifyPoint(Point p)

drawRect

protected void drawRect(Rectangle rect)

drawGrid
```
protected void drawGrid()
```

round
```
protected int round(double value)
```

calcArrowLength
```
protected int calcArrowLength()
```

getMagnification
```
public float getMagnification()
```
Returns:

the magnification

setMagnification
```
public void setMagnification(float magnification)
```
Parameters:

magnification - the magnification to set

getArea
```
public Point getArea()
```

setArea
```
public void setArea(Point area)
```

getAreaOwners

public List<AreaOwner> getAreaOwners()

setAreaOwners

public void setAreaOwners(List<AreaOwner> areaOwners)

getOffset
```
public DPoint getOffset()
```

setOffset

public void setOffset(DPoint offset)

getIconSize
```
public int getIconSize()
```

setIconSize

public void setIconSize(int iconSize)

getGridSize
```
public int getGridSize()
```

setGridSize

public void setGridSize(int gridSize)

getSelectionRectangle

public Rectangle getSelectionRectangle()

setSelectionRectangle

public void setSelectionRectangle(Rectangle selectionRectangle)

getLineWidth
```
public int getLineWidth()
```

setLineWidth

public void setLineWidth(int lineWidth)

getSubject
```
public Object getSubject()
```

setSubject

public void setSubject(Object subject)

getGc
```
public IGc getGc()
```

setGc
```
public void setGc(IGc gc)
```

getNoteFontName
```
public String getNoteFontName()
```

setNoteFontName

public void setNoteFontName(String noteFontName)

getNoteFontHeight
```
public int getNoteFontHeight()
```

setNoteFontHeight

public void setNoteFontHeight(int noteFontHeight)

getTheta
```
public double getTheta()
```

getCandidate
```
public Hop getCandidate()
```

setCandidate

public void setCandidate(Hop candidate)

getLine

protected int[] getLine(Part fs,
                        Part ts)

drawArrow

protected void drawArrow(IGc.EImage arrow,
                         int[] line,
                         Hop hop,
                         Object startObject,
                         Object endObject)
                  throws HopException

Throws:: HopException

drawArrow

protected abstract void drawArrow(IGc.EImage arrow,
                                  int x1,
                                  int y1,
                                  int x2,
                                  int y2,
                                  double theta,
                                  int size,
                                  double factor,
                                  Hop jobHop,
                                  Object startObject,
                                  Object endObject)
                           throws HopException

Throws:: HopException

drawNavigationView
```
protected void drawNavigationView()
```
Draw a small rectangle at the bottom right of the screen which depicts the viewport as a part of the total size of the metadata graph. If the graph fits completely on the screen, the navigation view is not shown.

getZoomFactor
```
public double getZoomFactor()
```
Gets zoomFactor

Returns:

value of zoomFactor

setZoomFactor
```
public void setZoomFactor(double zoomFactor)
```
Parameters:

zoomFactor - The zoomFactor to set

isDrawingEditIcons
```
public boolean isDrawingEditIcons()
```
Gets drawingEditIcons

Returns:

value of drawingEditIcons

setDrawingEditIcons
```
public void setDrawingEditIcons(boolean drawingEditIcons)
```
Parameters:

drawingEditIcons - The drawingEditIcons to set

getMiniIconSize
```
public int getMiniIconSize()
```
Gets miniIconSize

Returns:

value of miniIconSize

setMiniIconSize
```
public void setMiniIconSize(int miniIconSize)
```
Parameters:

miniIconSize - The miniIconSize to set

isShowingNavigationView
```
public boolean isShowingNavigationView()
```
Gets showingNavigationView

Returns:

value of showingNavigationView

setShowingNavigationView
```
public void setShowingNavigationView(boolean showingNavigationView)
```
Sets showingNavigationView

Parameters:

showingNavigationView - value of showingNavigationView

getMaximum
```
public Point getMaximum()
```
Gets maximum

Returns:

value of maximum

setMaximum
```
public void setMaximum(Point maximum)
```
Sets maximum

Parameters:

maximum - value of maximum

getVariables
```
public IVariables getVariables()
```
Gets variables

Returns:

value of variables

setVariables
```
public void setVariables(IVariables variables)
```
Sets variables

Parameters:

variables - value of variables

getScreenMagnification
```
public float getScreenMagnification()
```
Gets screenMagnification

Returns:

value of screenMagnification

setScreenMagnification
```
public void setScreenMagnification(float screenMagnification)
```
Sets screenMagnification

Parameters:

screenMagnification - value of screenMagnification

getGraphPort
```
public Rectangle getGraphPort()
```
Gets graphPort

Returns:

value of graphPort

setGraphPort
```
public void setGraphPort(Rectangle graphPort)
```
Sets graphPort

Parameters:

graphPort - value of graphPort

getViewPort
```
public Rectangle getViewPort()
```
Gets viewPort

Returns:

value of viewPort

setViewPort
```
public void setViewPort(Rectangle viewPort)
```
Sets viewPort

Parameters:

viewPort - value of viewPort

Class BasePainter<Hop extends BaseHopMeta<?>,​Part extends IBaseMeta>

Field Summary

Constructor Summary

Method Summary

Methods inherited from class java.lang.Object

Field Detail

theta

MINI_ICON_MARGIN

MINI_ICON_TRIANGLE_BASE

MINI_ICON_DISTANCE

MINI_ICON_SKEW

CONTENT_MENU_INDENT

CORNER_RADIUS_5

CORNER_RADIUS_4

CORNER_RADIUS_3

CORNER_RADIUS_2

drawingEditIcons

zoomFactor

area

areaOwners

offset

iconSize

miniIconSize

gridSize

selectionRectangle

lineWidth

magnification

subject

variables

gc

candidate

maximum

showingNavigationView

screenMagnification

graphPort

viewPort

Constructor Detail

BasePainter

Method Detail

getStreamIconImage

drawNote

real2screen

magnifyPoint

drawRect

drawGrid

round

calcArrowLength

getMagnification

setMagnification

getArea

setArea

getAreaOwners

setAreaOwners

getOffset

setOffset

getIconSize

setIconSize

getGridSize

setGridSize

getSelectionRectangle

setSelectionRectangle

getLineWidth

setLineWidth

getSubject

setSubject

getGc

setGc

getNoteFontName

setNoteFontName

getNoteFontHeight

setNoteFontHeight

getTheta

getCandidate

setCandidate

getLine

drawArrow

drawArrow

drawNavigationView

getZoomFactor

setZoomFactor

Class BasePainter<Hop extends BaseHopMeta<?>,Part extends IBaseMeta>