su.whs.watl.text

Class TextLayoutEx

java.lang.Object

su.whs.watl.text.TextLayout

su.whs.watl.text.TextLayoutEx

All Implemented Interfaces:

ContentView.OptionsChangeListener, ITextLayout

public class TextLayoutEx
extends TextLayout

supports for pagination and complex geometry layouts per page supports different geometry for pages supports serialization of 'page split info' for fast layout at restore Created by igor n. boulliev on 30.05.15.

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
static interface	TextLayoutEx.PagerViewBuilder
static interface	TextLayoutEx.TextLayoutListenerAdv

Nested classes/interfaces inherited from class su.whs.watl.text.TextLayout

TextLayout.DefaultLineBreaker, TextLayout.LinesIterator, TextLayout.Options

Field Summary

Fields inherited from class su.whs.watl.text.TextLayout

chars, height, lines, lineSpan, listener, mViewsCount, reflowedHeight, reflowedWidth, requestedHeight, viewHeight, width

Constructor Summary

Constructors

Constructor and Description
TextLayoutEx(android.text.Spanned text, android.text.TextPaint textPaint, ContentView.Options options, TextLayoutEx.PagerViewBuilder builder)

Method Summary

Modifier and Type	Method and Description
void	invalidateLines() called when layout geometry was changed, or some handlers replaced
void	invalidateMeasurement() called when font size was changed
void	onFinish(java.util.List<TextLine> lines, int height) method, where handles layout finish
boolean	onProgress(java.util.List<TextLine> lines, int collectedHeight, boolean viewHeightExceed) method where handles interaction with TextLayoutListener when overriden - onProgress() must increments mViewsCount on every viewHeightExceed==true
void	pageGeometryBegins(int pageNo, int width, int height, int viewHeight, TextLayoutEx.TextLayoutListenerAdv listener)
void	reset()
void	setSize(int width, int height, int viewHeight) set size for layout where 'visible height' < available height used for split layout to pages
void	setTextSize(float size)
protected void	stopReflowIfNeed() stop background thread, if running
boolean	updateGeometry(int[] geometry) called by TextLayout.reflow() immediately after viewHeightExceed == true,

Methods inherited from class su.whs.watl.text.TextLayout

addHighlight, draw, draw, draw, finalize, getChars, getDrawableCallbacks, getDynamicDrawablePosition, getDynamicDrawableSpanRect, getEnd, getHeight, getInvalidateListener, getLineBottom, getLineDescent, getLineEnd, getLineForPosition, getLineForVertical, getLineForVertical, getLineHeight, getLinesCount, getLinesIterator, getLineSpan, getLineStart, getLineTop, getOffsetForCoordinates, getOffsetForHorizontal, getOptions, getPaint, getPlaceholderCallbacks, getPrimaryHorizontal, getSelectionColor, getSelectionEnds, getSelectionStarts, getStart, getState, getText, getTextPaint, getWidth, invalidate, invalidateLinesFrom, invalidateMeasurementFrom, invalidateMeasurementInternal, invalidateMeasurementInternal, isLayouted, isLineAreWrap, isReflowBackgroundTaskCancelled, isReflowBackgroundTaskRunning, isReflowFinished, log_single_line, notifyTextHeightChanged, notifyTextInfoInvalidated, notifyTextReady, reflow, registerDrawable, release, removeHighlight, resetHighlight, setDrawableBounds, setHighlight, setInvalidateListener, setIsLayoutedInternal, setMaxLines, setPaint, setReflowBackgroundTaskCancelled, setReflowBackgroundTaskRunning, setReflowFinished, setSelection, setSize

Methods inherited from class java.lang.Object

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

Constructor Detail

TextLayoutEx

public TextLayoutEx(android.text.Spanned text,
                    android.text.TextPaint textPaint,
                    ContentView.Options options,
                    TextLayoutEx.PagerViewBuilder builder)

Method Detail

reset

public void reset()

updateGeometry

public boolean updateGeometry(int[] geometry)

called by TextLayout.reflow() immediately after viewHeightExceed == true,

Specified by:

updateGeometry in interface ITextLayout

Overrides:

updateGeometry in class TextLayout

Parameters:

geometry -

Returns:

onProgress

public boolean onProgress(java.util.List<TextLine> lines,
                          int collectedHeight,
                          boolean viewHeightExceed)

Description copied from class: TextLayout

method where handles interaction with TextLayoutListener when overriden - onProgress() must increments mViewsCount on every viewHeightExceed==true

Specified by:

onProgress in interface ITextLayout

Overrides:

onProgress in class TextLayout

setSize

public void setSize(int width,
                    int height,
                    int viewHeight)

Description copied from class: TextLayout

set size for layout where 'visible height' < available height

used for split layout to pages

Overrides:

setSize in class TextLayout

Parameters:

width - - width of view

height - - height (-1 if unlimited height)

viewHeight - - 'visible height'

setTextSize

public void setTextSize(float size)

Specified by:

setTextSize in interface ContentView.OptionsChangeListener

Overrides:

setTextSize in class TextLayout

onFinish

public void onFinish(java.util.List<TextLine> lines,
                     int height)

Description copied from class: TextLayout

method, where handles layout finish

Specified by:

onFinish in interface ITextLayout

Overrides:

onFinish in class TextLayout

pageGeometryBegins

public void pageGeometryBegins(int pageNo,
                               int width,
                               int height,
                               int viewHeight,
                               TextLayoutEx.TextLayoutListenerAdv listener)

invalidateMeasurement

public void invalidateMeasurement()

Description copied from class: TextLayout

called when font size was changed

Specified by:

invalidateMeasurement in interface ContentView.OptionsChangeListener

Overrides:

invalidateMeasurement in class TextLayout

invalidateLines

public void invalidateLines()

Description copied from class: TextLayout

called when layout geometry was changed, or some handlers replaced

Specified by:

invalidateLines in interface ContentView.OptionsChangeListener

Overrides:

invalidateLines in class TextLayout

stopReflowIfNeed

protected void stopReflowIfNeed()

Description copied from class: TextLayout

stop background thread, if running

Overrides:

stopReflowIfNeed in class TextLayout