Package org.jjazz.cl_editor.barrenderer.api

Class BeatBasedLayoutManager

java.lang.Object

org.jjazz.cl_editor.barrenderer.api.BeatBasedLayoutManager

All Implemented Interfaces:

LayoutManager

public class BeatBasedLayoutManager
extends Object
implements LayoutManager

This LayoutManager places ItemRenderers at their corresponding beat position, depending on the DisplayQuantization setting.

ItemRenderers are set to their preferredSize.

Constructor Summary

Constructors

Constructor	Description
BeatBasedLayoutManager()

Method Summary

Modifier and Type	Method	Description
void	addLayoutComponent(String name, Component comp)
int	getBeatXPosition(float beat, int barWidth, TimeSignature ts)	Calculate the X position for a beat, in a bar who has width=barWidth.
Quantization	getDisplayQuantization()
Position	getPositionFromPoint(BarRenderer br, int xPos)	Return the Position that corresponds to the X-coordinate xPos in the BarRenderer.
void	layoutContainer(Container parent)	Layout all children at their respective beat position with their preferredSize.
Dimension	minimumLayoutSize(Container parent)
Dimension	preferredLayoutSize(Container parent)
void	removeLayoutComponent(Component comp)
void	setDisplayQuantization(Quantization displayQuantization)

Methods inherited from class java.lang.Object

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

Constructor Details

BeatBasedLayoutManager

public BeatBasedLayoutManager()

Method Details

getPositionFromPoint

public Position getPositionFromPoint(BarRenderer br,
 int xPos)

Return the Position that corresponds to the X-coordinate xPos in the BarRenderer.

Parameters:

xPos - int The x position in the BarRenderer coordinates.

Returns:

Position

getBeatXPosition

public int getBeatXPosition(float beat,
 int barWidth,
 TimeSignature ts)

Calculate the X position for a beat, in a bar who has width=barWidth.

Parameters:

beat - A float representing the beat position.

barWidth - An integer for the width of the bar.

ts -

Returns:

An integer representing the X position of pos.

layoutContainer

public void layoutContainer(Container parent)

Layout all children at their respective beat position with their preferredSize.

Specified by:

layoutContainer in interface LayoutManager

Parameters:

parent - Container

minimumLayoutSize

public Dimension minimumLayoutSize(Container parent)

Specified by:

minimumLayoutSize in interface LayoutManager

preferredLayoutSize

public Dimension preferredLayoutSize(Container parent)

Specified by:

preferredLayoutSize in interface LayoutManager

addLayoutComponent

public void addLayoutComponent(String name,
 Component comp)

Specified by:

addLayoutComponent in interface LayoutManager

removeLayoutComponent

public void removeLayoutComponent(Component comp)

Specified by:

removeLayoutComponent in interface LayoutManager

getDisplayQuantization

public Quantization getDisplayQuantization()

setDisplayQuantization

public void setDisplayQuantization(Quantization displayQuantization)