Package org.exbin.bined.basic

Class BasicCodeAreaScrolling

java.lang.Object

org.exbin.bined.basic.BasicCodeAreaScrolling

@ParametersAreNonnullByDefault
public class BasicCodeAreaScrolling
extends java.lang.Object

Code area scrolling.

Constructor Summary

Constructors

Constructor	Description
BasicCodeAreaScrolling()

Method Summary

Modifier and Type	Method	Description
void	clearLastVerticalScrollingValue()
java.util.Optional<CodeAreaScrollPosition>	computeCenterOnScrollPosition(long rowPosition, int charPosition, int bytesPerRow, int rowsPerRect, int charactersPerRect, int dataViewWidth, int dataViewHeight, int characterWidth, int rowHeight)
PositionScrollVisibility	computePositionScrollVisibility(long rowPosition, int charPosition, int bytesPerRow, int rowsPerPage, int charsPerPage, int charOffset, int rowOffset, int characterWidth, int rowHeight)
java.util.Optional<CodeAreaScrollPosition>	computeRevealScrollPosition(long rowPosition, int charsPosition, int bytesPerRow, int rowsPerPage, int charsPerPage, int charOffset, int rowOffset, int characterWidth, int rowHeight)
CodeAreaScrollPosition	computeScrolling(CodeAreaScrollPosition startPosition, ScrollingDirection direction, int rowsPerPage, long rowsPerDocument)
ScrollViewDimension	computeViewDimension(int dataViewWidth, int dataViewHeight, BasicCodeAreaLayout layout, BasicCodeAreaStructure structure, int characterWidth, int rowHeight)
int	getHorizontalExtentDifference()
ScrollBarVisibility	getHorizontalScrollBarVisibility()
HorizontalScrollUnit	getHorizontalScrollUnit()
int	getHorizontalScrollValue(int characterWidth)
int	getHorizontalScrollX(int characterWidth)
int	getLastVerticalScrollingValue()
CodeAreaScrollPosition	getMaximumScrollPosition()
ScrollBarVerticalScale	getScrollBarVerticalScale()
CodeAreaScrollPosition	getScrollPosition()
int	getVerticalExtentDifference()
ScrollBarVisibility	getVerticalScrollBarVisibility()
VerticalScrollUnit	getVerticalScrollUnit()
int	getVerticalScrollValue(int rowHeight, long rowsPerDocument)
void	performScrolling(ScrollingDirection direction, int rowsPerPage, long rowsPerDocument)
void	setHorizontalExtentChangeListener(java.lang.Runnable horizontalExtentChangeListener)
void	setLastVerticalScrollingValue(int value)
void	setScrollBarVerticalScale(ScrollBarVerticalScale scrollBarVerticalScale)
void	setScrollPosition(CodeAreaScrollPosition scrollPosition)
void	setVerticalExtentChangeListener(java.lang.Runnable verticalExtentChangeListener)
void	updateCache(DataProvider codeArea, int horizontalScrollBarHeight, int verticalScrollBarWidth)
void	updateHorizontalScrollBarValue(int scrollBarValue, int characterWidth)
void	updateMaximumScrollPosition(long rowsPerDocument, int rowsPerPage, int charactersPerRow, int charactersPerPage, int lastCharOffset, int lastRowOffset)
void	updateVerticalScrollBarValue(int scrollBarValue, int rowHeight, int maxValue, long rowsPerDocumentToLastPage)

Methods inherited from class java.lang.Object

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

Constructor Detail

BasicCodeAreaScrolling

public BasicCodeAreaScrolling()

Method Detail

updateCache

public void updateCache(DataProvider codeArea,
                        int horizontalScrollBarHeight,
                        int verticalScrollBarWidth)

computeViewDimension

@Nonnull
public ScrollViewDimension computeViewDimension(int dataViewWidth,
                                                int dataViewHeight,
                                                BasicCodeAreaLayout layout,
                                                BasicCodeAreaStructure structure,
                                                int characterWidth,
                                                int rowHeight)

updateHorizontalScrollBarValue

public void updateHorizontalScrollBarValue(int scrollBarValue,
                                           int characterWidth)

updateVerticalScrollBarValue

public void updateVerticalScrollBarValue(int scrollBarValue,
                                         int rowHeight,
                                         int maxValue,
                                         long rowsPerDocumentToLastPage)

getVerticalScrollValue

public int getVerticalScrollValue(int rowHeight,
                                  long rowsPerDocument)

getHorizontalScrollValue

public int getHorizontalScrollValue(int characterWidth)

setVerticalExtentChangeListener

public void setVerticalExtentChangeListener(java.lang.Runnable verticalExtentChangeListener)

setHorizontalExtentChangeListener

public void setHorizontalExtentChangeListener(java.lang.Runnable horizontalExtentChangeListener)

computeScrolling

@Nonnull
public CodeAreaScrollPosition computeScrolling(CodeAreaScrollPosition startPosition,
                                               ScrollingDirection direction,
                                               int rowsPerPage,
                                               long rowsPerDocument)

performScrolling

public void performScrolling(ScrollingDirection direction,
                             int rowsPerPage,
                             long rowsPerDocument)

computePositionScrollVisibility

@Nonnull
public PositionScrollVisibility computePositionScrollVisibility(long rowPosition,
                                                                int charPosition,
                                                                int bytesPerRow,
                                                                int rowsPerPage,
                                                                int charsPerPage,
                                                                int charOffset,
                                                                int rowOffset,
                                                                int characterWidth,
                                                                int rowHeight)

computeRevealScrollPosition

@Nonnull
public java.util.Optional<CodeAreaScrollPosition> computeRevealScrollPosition(long rowPosition,
                                                                              int charsPosition,
                                                                              int bytesPerRow,
                                                                              int rowsPerPage,
                                                                              int charsPerPage,
                                                                              int charOffset,
                                                                              int rowOffset,
                                                                              int characterWidth,
                                                                              int rowHeight)

computeCenterOnScrollPosition

@Nonnull
public java.util.Optional<CodeAreaScrollPosition> computeCenterOnScrollPosition(long rowPosition,
                                                                                int charPosition,
                                                                                int bytesPerRow,
                                                                                int rowsPerRect,
                                                                                int charactersPerRect,
                                                                                int dataViewWidth,
                                                                                int dataViewHeight,
                                                                                int characterWidth,
                                                                                int rowHeight)

updateMaximumScrollPosition

@Nonnull
public void updateMaximumScrollPosition(long rowsPerDocument,
                                        int rowsPerPage,
                                        int charactersPerRow,
                                        int charactersPerPage,
                                        int lastCharOffset,
                                        int lastRowOffset)

getHorizontalScrollX

public int getHorizontalScrollX(int characterWidth)

getScrollPosition

@Nonnull
public CodeAreaScrollPosition getScrollPosition()

setScrollPosition

public void setScrollPosition(CodeAreaScrollPosition scrollPosition)

getHorizontalExtentDifference

public int getHorizontalExtentDifference()

getVerticalExtentDifference

public int getVerticalExtentDifference()

getScrollBarVerticalScale

@Nonnull
public ScrollBarVerticalScale getScrollBarVerticalScale()

setScrollBarVerticalScale

public void setScrollBarVerticalScale(ScrollBarVerticalScale scrollBarVerticalScale)

getVerticalScrollUnit

@Nonnull
public VerticalScrollUnit getVerticalScrollUnit()

getVerticalScrollBarVisibility

@Nonnull
public ScrollBarVisibility getVerticalScrollBarVisibility()

getHorizontalScrollUnit

@Nonnull
public HorizontalScrollUnit getHorizontalScrollUnit()

getHorizontalScrollBarVisibility

@Nonnull
public ScrollBarVisibility getHorizontalScrollBarVisibility()

getMaximumScrollPosition

@Nonnull
public CodeAreaScrollPosition getMaximumScrollPosition()

setLastVerticalScrollingValue

public void setLastVerticalScrollingValue(int value)

getLastVerticalScrollingValue

public int getLastVerticalScrollingValue()

clearLastVerticalScrollingValue

public void clearLastVerticalScrollingValue()