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virtuoso.asaph.util.render
Class LineLayout  

java.lang.Object
  virtuoso.asaph.util.render.LineLayout

Direct Known Subclasses:

Graphics2DLineLayout, PlainTextLineLayout

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public abstract class LineLayout

extends java.lang.Object

Object that computes and stores horizontal positions of line members.

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Field Summary
private  java.util.List	chordFragments_
private  float	chordLeft_
private  float	chordSpacingConstraint_
private  float	curChordPos_
private  float	curLinePos_
private  java.lang.StringBuffer	curTextRun_
private  float	fillerWidth_
private static float	LARGE_VALUE
private  float	lineLeft_
private static float	SMALL_VALUE
private  java.util.List	textFragments_

 

Constructor Summary
protected	LineLayout()           Constructor

 

Method Summary
private  void	addChordFragment(float pos, virtuoso.asaph.model.types.Chord chord, virtuoso.asaph.model.types.Interval transpose)
private  void	addFiller()
private  void	addNormalFragment()
protected  void	build(virtuoso.asaph.model.SongLine line, virtuoso.asaph.model.ChordSystem chordSystem, virtuoso.asaph.model.types.Interval transpose, int blockIndent)           Build the layout
protected  java.lang.String	generateChordString(virtuoso.asaph.model.types.Chord chord)           Subclasses may override this to stringize a chord differently
protected  java.lang.String	generateFillerString(float width)           Subclasses may override this to generate filler text
abstract  float	getChordBaseline()           Get the chord baseline position
protected abstract  float	getChordDelayOffset()           Subclasses must implement this to provide the offset for delayed chords
int	getChordFragmentCount()           Get the number of chord render fragments
java.util.List	getChordFragments()           Get the List of chord fragments.
float	getChordsLineLeft()           Get the left side of the chords
float	getChordsLineRight()           Get the right side of the chords
protected abstract  float	getChordWidth(java.lang.String str)           Subclasses must implement this to provide the size of a chord string
protected abstract  float	getCommentWidth(java.lang.String str)           Subclasses must implement this to provide the size of a comment string
abstract  float	getLineBottom()           Get the position of the bottom of the line
protected abstract  float	getLineIndentWidth()           Subclasses must implement this to provide the size of a line indent
abstract  float	getLineTop()           Get the position of the top of the line
float	getLineWidth()           Get the right side of the line
protected abstract  float	getMinChordSpacing()           Subclasses must implement this to provide the minimum chord spacing
ChordFragment	getNthChordFragment(int n)           Get the indexed chord fragment
TextFragment	getNthTextFragment(int n)           Get the indexed text fragment
abstract  float	getTextBaseline()           Get the text baseline position
int	getTextFragmentCount()           Get the number of text render fragments
java.util.List	getTextFragments()           Get the List of text fragments.
float	getTextLineLeft()           Get the left side of the text
float	getTextLineRight()           Get the right side of the text
protected abstract  float	getTextWidth(java.lang.String str)           Subclasses must implement this to provide the size of a text string
boolean	hasChords()           Does this line have chords?
boolean	hasText()           Does this line have text?
protected  java.lang.String	modifyCommentString(java.lang.String comment)           Subclasses may override this to munge a comment string

 

Methods inherited from class java.lang.Object

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

 

Field Detail

SMALL_VALUE

private static float SMALL_VALUE

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LARGE_VALUE

private static float LARGE_VALUE

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chordFragments_

private java.util.List chordFragments_

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textFragments_

private java.util.List textFragments_

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curLinePos_

private float curLinePos_

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curChordPos_

private float curChordPos_

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chordSpacingConstraint_

private float chordSpacingConstraint_

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lineLeft_

private float lineLeft_

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chordLeft_

private float chordLeft_

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fillerWidth_

private float fillerWidth_

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curTextRun_

private java.lang.StringBuffer curTextRun_

Constructor Detail

LineLayout

protected LineLayout()

Constructor

Method Detail

build

protected final void build(virtuoso.asaph.model.SongLine line,
                           virtuoso.asaph.model.ChordSystem chordSystem,
                           virtuoso.asaph.model.types.Interval transpose,
                           int blockIndent)

Build the layout

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addChordFragment

private void addChordFragment(float pos,
                              virtuoso.asaph.model.types.Chord chord,
                              virtuoso.asaph.model.types.Interval transpose)

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addNormalFragment

private void addNormalFragment()

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addFiller

private void addFiller()

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getLineTop

public abstract float getLineTop()

Get the position of the top of the line

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getChordBaseline

public abstract float getChordBaseline()

Get the chord baseline position

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getTextBaseline

public abstract float getTextBaseline()

Get the text baseline position

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getLineBottom

public abstract float getLineBottom()

Get the position of the bottom of the line

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getChordFragmentCount

public final int getChordFragmentCount()

Get the number of chord render fragments

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getNthChordFragment

public final ChordFragment getNthChordFragment(int n)

Get the indexed chord fragment

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getChordFragments

public final java.util.List getChordFragments()

Get the List of chord fragments.

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getTextFragmentCount

public final int getTextFragmentCount()

Get the number of text render fragments

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getNthTextFragment

public final TextFragment getNthTextFragment(int n)

Get the indexed text fragment

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getTextFragments

public final java.util.List getTextFragments()

Get the List of text fragments.

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hasChords

public final boolean hasChords()

Does this line have chords?

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hasText

public final boolean hasText()

Does this line have text?

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getChordsLineRight

public final float getChordsLineRight()

Get the right side of the chords

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getTextLineRight

public final float getTextLineRight()

Get the right side of the text

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getChordsLineLeft

public final float getChordsLineLeft()

Get the left side of the chords

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getTextLineLeft

public final float getTextLineLeft()

Get the left side of the text

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getLineWidth

public final float getLineWidth()

Get the right side of the line

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getChordDelayOffset

protected abstract float getChordDelayOffset()

Subclasses must implement this to provide the offset for delayed chords

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getMinChordSpacing

protected abstract float getMinChordSpacing()

Subclasses must implement this to provide the minimum chord spacing

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getLineIndentWidth

protected abstract float getLineIndentWidth()

Subclasses must implement this to provide the size of a line indent

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getTextWidth

protected abstract float getTextWidth(java.lang.String str)

Subclasses must implement this to provide the size of a text string

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getCommentWidth

protected abstract float getCommentWidth(java.lang.String str)

Subclasses must implement this to provide the size of a comment string

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getChordWidth

protected abstract float getChordWidth(java.lang.String str)

Subclasses must implement this to provide the size of a chord string

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generateChordString

protected java.lang.String generateChordString(virtuoso.asaph.model.types.Chord chord)

Subclasses may override this to stringize a chord differently

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modifyCommentString

protected java.lang.String modifyCommentString(java.lang.String comment)

Subclasses may override this to munge a comment string

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generateFillerString

protected java.lang.String generateFillerString(float width)

Subclasses may override this to generate filler text

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Home >> All >> virtuoso >> asaph >> util >> [ render overview ]	PREV CLASS  NEXT CLASS
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