All Known Subinterfaces:

ListingField, TextField

All Known Implementing Classes:

ClangTextField, ClippingTextField, EmptyTextField, ErrorListingField, FlowLayoutTextField, ImageFactoryField, IndentField, ListingTextField, OpenCloseField, ReverseClippingTextField, SimpleImageField, SimpleTextField, VerticalLayoutTextField, WrappingVerticalLayoutTextField
```
public interface Field
```
Interface for display fields used by the FieldPanel

Method Summary

All Methods Instance Methods Abstract Methods
Modifier and Type	Method	Description
`boolean`	`contains(int x, int y)`	Returns true if the given point is in this field.
`int`	`getCol(int row, int x)`	Returns the cursor column position for the given x coordinate on the given row.
`java.awt.Rectangle`	`getCursorBounds(int row, int col)`	Returns a bounding rectangle for the cursor at the given position.
`int`	`getHeight()`	Returns the height of this field when populated with the given data.
`int`	`getHeightAbove()`	Returns the height above the baseLine.
`int`	`getHeightBelow()`	Returns the height below the baseLine.
`int`	`getNumCols(int row)`	Returns the number of columns in the given row.
`int`	`getNumRows()`	Returns the number of rows in this field
`int`	`getPreferredWidth()`	The minimum required width to paint the contents of this field
`int`	`getRow(int y)`	Returns the row containing the given y coordinate.
`int`	`getScrollableUnitIncrement(int topOfScreen, int direction, int max)`	Returns the amount to scroll to the next or previous line
`int`	`getStartX()`	Returns the horizontal position of this field.
`java.lang.String`	`getText()`	Returns a string containing all the text in the field.
`java.lang.String`	`getTextWithLineSeparators()`	Returns a string containing all the text in the field with extra linefeeds
`int`	`getWidth()`	Returns the current width of this field.
`int`	`getX(int row, int col)`	Returns the x coordinate for the given cursor position.
`int`	`getY(int row)`	Returns the y coordinate for the given row.
`boolean`	`isPrimary()`	Returns true if this field is "primary" (the most important) field; used to determine the "primary" line in the layout.
`boolean`	`isValid(int row, int col)`	Returns true if the given row and column represent a valid location for this field with the given data;
`void`	`paint(javax.swing.JComponent c, java.awt.Graphics g, PaintContext context, FieldBackgroundColorManager colorManager, RowColLocation cursorLoc, int rowHeight)`	Paints this field.
`void`	`rowHeightChanged(int heightAbove, int heightBelow)`	notifies field that the rowHeight changed
`int`	`screenLocationToTextOffset(int row, int col)`	Returns the text offset in the overall field text string for the given row and column.
`RowColLocation`	`textOffsetToScreenLocation(int textOffset)`	Returns the row, column position for an offset into the string returned by getText().

- Method Detail
  - getWidth
```
int getWidth()
```
    Returns the current width of this field.
  - getPreferredWidth
```
int getPreferredWidth()
```
    The minimum required width to paint the contents of this field
    
    Returns:
    
    the minimum required width to paint the contents of this field
  - getHeight
```
int getHeight()
```
    Returns the height of this field when populated with the given data.
  - getHeightAbove
```
int getHeightAbove()
```
    Returns the height above the baseLine.
  - getHeightBelow
```
int getHeightBelow()
```
    Returns the height below the baseLine.
  - getStartX
```
int getStartX()
```
    Returns the horizontal position of this field.
  - paint
```
void paint(javax.swing.JComponent c,
           java.awt.Graphics g,
           PaintContext context,
           FieldBackgroundColorManager colorManager,
           RowColLocation cursorLoc,
           int rowHeight)
```
    Paints this field.
    
    Parameters:
    
    g - the graphics context.
    
    context - common paint parameters
    
    colorManager - contains background color information for the field.
    
    cursorLoc - the row,column cursor location within the field or null if the field does not contain the cursor
  - contains
```
boolean contains(int x,
                 int y)
```
    Returns true if the given point is in this field.
    
    Parameters:
    
    x - the horizontal coordinate of the point.
    
    y - the relatve y position in this layout
  - getNumRows
```
int getNumRows()
```
    Returns the number of rows in this field
  - getNumCols
```
int getNumCols(int row)
```
    Returns the number of columns in the given row.
    
    Parameters:
    
    row - the row from which to get the number of columns.
  - getX
```
int getX(int row,
         int col)
```
    Returns the x coordinate for the given cursor position.
    
    Parameters:
    
    row - the text row of interest.
    
    col - the character column.
  - getY
```
int getY(int row)
```
    Returns the y coordinate for the given row.
    
    Parameters:
    
    row - the text row of interest.
  - getRow
```
int getRow(int y)
```
    Returns the row containing the given y coordinate.
    
    Parameters:
    
    y - vertical pixel coordinate relative to the top of the screen.
  - getCol
```
int getCol(int row,
           int x)
```
    Returns the cursor column position for the given x coordinate on the given row.
    
    Parameters:
    
    row - the text row to find the column on.
    
    x - the horizontal pixel coordinate for which to find the character position.
  - isValid
```
boolean isValid(int row,
                int col)
```
    Returns true if the given row and column represent a valid location for this field with the given data;
    
    Parameters:
    
    row - the text row.
    
    col - the character position.
  - getCursorBounds
```
java.awt.Rectangle getCursorBounds(int row,
                                   int col)
```
    Returns a bounding rectangle for the cursor at the given position.
    
    Parameters:
    
    row - the text row.
    
    col - the character postion.
  - getScrollableUnitIncrement
```
int getScrollableUnitIncrement(int topOfScreen,
                               int direction,
                               int max)
```
    Returns the amount to scroll to the next or previous line
    
    Parameters:
    
    topOfScreen - - the current y pos of the top of the screen.
    
    direction - - the direction of the scroll (1 down, -1 up)
    
    max - - the maximum amount to scroll for the entire row - will be positive for down, and negative for up)
  - isPrimary
```
boolean isPrimary()
```
    Returns true if this field is "primary" (the most important) field; used to determine the "primary" line in the layout.
  - rowHeightChanged
```
void rowHeightChanged(int heightAbove,
                      int heightBelow)
```
    notifies field that the rowHeight changed
    
    Parameters:
    
    heightAbove - the height above the baseline
    
    heightBelow - the height below the baseline.
  - getText
```
java.lang.String getText()
```
    Returns a string containing all the text in the field.
  - getTextWithLineSeparators
```
java.lang.String getTextWithLineSeparators()
```
    Returns a string containing all the text in the field with extra linefeeds
    
    Returns:
  - textOffsetToScreenLocation
```
RowColLocation textOffsetToScreenLocation(int textOffset)
```
    Returns the row, column position for an offset into the string returned by getText().
    
    Parameters:
    
    textOffset - the offset into the entire text string for this field.
    
    Returns:
    
    a RowColLocation that contains the row,column location in the field for a position in the overall field text.
  - screenLocationToTextOffset
```
int screenLocationToTextOffset(int row,
                               int col)
```
    Returns the text offset in the overall field text string for the given row and column.
    
    Parameters:
    
    row - the row.
    
    col - the column.

Interface Field

Method Summary

Method Detail

getWidth

getPreferredWidth

getHeight

getHeightAbove

getHeightBelow

getStartX

paint

contains

getNumRows

getNumCols

getX

getY

getRow

getCol

isValid

getCursorBounds

getScrollableUnitIncrement

isPrimary

rowHeightChanged

getText

getTextWithLineSeparators

textOffsetToScreenLocation

screenLocationToTextOffset