Package org.emrick.project

Class TimelineGUI

java.lang.Object

org.emrick.project.TimelineGUI

public class TimelineGUI
extends Object

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
private class	TimelineGUI.TimelineScrubBar	A scrub bar component with tick marks for counts Shows tick marks for each count with labels for every 4th count
private static class	TimelineGUI.TimeRange

Field Summary

Fields

Modifier and Type	Field	Description
private static double	curCount
private static double	curMS
private ArrayList<Effect>	effects
private ButtonGroup	effectsButtonGroup
private final JPanel	mainPanel
private static final double	MAX_ZOOM
private int	maxCount
private static final int	MIN_WIDTH_PIXELS
private static final double	MIN_ZOOM
private final List<MouseAdapter>	panAdapters
private static final int	PIXELS_PER_COUNT
private static final int	ROW_HEIGHT
private TimelineGUI.TimelineScrubBar	scrubBar
private boolean	showAllEffects
private TimelineListener	timelineListener
private JPanel	timelinePanel
private JScrollPane	timelineScrollPane
private TimeManager	timeManager
private final double	totalDurationMSec
private static final int	TRIGGER_ROW_HEIGHT
private final ArrayList<RFTrigger>	triggers
private ButtonGroup	triggersButtonGroup
private static final double	ZOOM_STEP
private static double	zoomFactor
private JLabel	zoomLabel
private JPanel	zoomPanel

Constructor Summary

Constructors

Constructor	Description
TimelineGUI(ArrayList<Effect> effects, HashMap<Integer,RFTrigger> count2RFTrigger, TimeManager timeManager, int maxCount)

Method Summary

Modifier and Type	Method	Description
private void	addDragSupportToEffectWidget(JToggleButton effectWidget, Effect effect)
private void	addMouseWheelZoomSupport()	Adds support for zooming with Ctrl+Mouse wheel
private void	addScrollClickPanning()	Adds support for panning the timeline using the middle mouse button (scroll wheel) This implementation uses a specialized adapter that ensures smooth, precise panning with the content following exactly under the mouse cursor as you drag.
private int	calculateEffectWidth(Effect effect)
private int	calculateTimelineWidth()
private int	calculateXPosition(double ms)
private int	calculateXPositionFromCount(double count)	Calculate precise X position from decimal count value
private long	convertCountToMS(double count)	Convert decimal count to milliseconds using precise interpolation
private void	createTimelinePane()
private void	createZoomControls()	Creates the zoom control panel with buttons and label
private int	findAvailableRow(List<List<TimelineGUI.TimeRange>> rows, TimelineGUI.TimeRange newRange)
JPanel	getTimelineScrollPane()
private boolean	isRowAvailable(List<TimelineGUI.TimeRange> row, TimelineGUI.TimeRange newRange)
static void	main(String[] args)
private void	resetZoom()	Resets the zoom level to the default (1.0)
void	scrubToCount(double count)	Scrub to a specific count
void	scrubToMS(double ms)
void	setShowAllEffects(boolean showAll)
void	setTimelineListener(TimelineListener listener)	Sets the timeline listener for this timeline
private void	updateComponentPositions()
void	updateData(ArrayList<Effect> newEffects, HashMap<Integer,RFTrigger> count2RFTrigger, int newMaxCount)	Update the timeline data in-place without recreating the entire GUI.
private void	updateTimelineLayout()
private void	updateZoom()	Updates the zoom display and timeline layout
private void	zoomIn()	Increases the zoom level by one step
private void	zoomOut()	Decreases the zoom level by one step

Methods inherited from class java.lang.Object

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

Field Details

mainPanel

private final JPanel mainPanel

effects

private ArrayList<Effect> effects

triggers

private final ArrayList<RFTrigger> triggers

timelineScrollPane

private JScrollPane timelineScrollPane

timelinePanel

private JPanel timelinePanel

showAllEffects

private boolean showAllEffects

effectsButtonGroup

private ButtonGroup effectsButtonGroup

triggersButtonGroup

private ButtonGroup triggersButtonGroup

zoomPanel

private JPanel zoomPanel

zoomLabel

private JLabel zoomLabel

zoomFactor

private static double zoomFactor

MIN_ZOOM

private static final double MIN_ZOOM

See Also:

• Constant Field Values

MAX_ZOOM

private static final double MAX_ZOOM

See Also:

• Constant Field Values

ZOOM_STEP

private static final double ZOOM_STEP

See Also:

• Constant Field Values

ROW_HEIGHT

private static final int ROW_HEIGHT

See Also:

• Constant Field Values

TRIGGER_ROW_HEIGHT

private static final int TRIGGER_ROW_HEIGHT

See Also:

• Constant Field Values

PIXELS_PER_COUNT

private static final int PIXELS_PER_COUNT

See Also:

• Constant Field Values

MIN_WIDTH_PIXELS

private static final int MIN_WIDTH_PIXELS

See Also:

• Constant Field Values

totalDurationMSec

private final double totalDurationMSec

curMS

private static double curMS

curCount

private static double curCount

maxCount

private int maxCount

scrubBar

private TimelineGUI.TimelineScrubBar scrubBar

timeManager

private TimeManager timeManager

timelineListener

private TimelineListener timelineListener

panAdapters

private final List<MouseAdapter> panAdapters

Constructor Details

TimelineGUI

public TimelineGUI(ArrayList<Effect> effects,
 HashMap<Integer,RFTrigger> count2RFTrigger,
 TimeManager timeManager,
 int maxCount)

Method Details

setTimelineListener

public void setTimelineListener(TimelineListener listener)

Sets the timeline listener for this timeline

Parameters:

listener - The listener to receive timeline events

createZoomControls

private void createZoomControls()

Creates the zoom control panel with buttons and label

addMouseWheelZoomSupport

private void addMouseWheelZoomSupport()

Adds support for zooming with Ctrl+Mouse wheel

zoomIn

private void zoomIn()

Increases the zoom level by one step

zoomOut

private void zoomOut()

Decreases the zoom level by one step

resetZoom

private void resetZoom()

Resets the zoom level to the default (1.0)

updateZoom

private void updateZoom()

Updates the zoom display and timeline layout

updateTimelineLayout

private void updateTimelineLayout()

updateComponentPositions

private void updateComponentPositions()

updateData

public void updateData(ArrayList<Effect> newEffects,
 HashMap<Integer,RFTrigger> count2RFTrigger,
 int newMaxCount)

Update the timeline data in-place without recreating the entire GUI. Keeps the same scrollpane and other components so callers can reuse the TimelineGUI instance.

addDragSupportToEffectWidget

private void addDragSupportToEffectWidget(JToggleButton effectWidget,
 Effect effect)

createTimelinePane

private void createTimelinePane()

calculateXPosition

private int calculateXPosition(double ms)

calculateXPositionFromCount

private int calculateXPositionFromCount(double count)

Calculate precise X position from decimal count value

convertCountToMS

private long convertCountToMS(double count)

Convert decimal count to milliseconds using precise interpolation

calculateEffectWidth

private int calculateEffectWidth(Effect effect)

calculateTimelineWidth

private int calculateTimelineWidth()

findAvailableRow

private int findAvailableRow(List<List<TimelineGUI.TimeRange>> rows,
 TimelineGUI.TimeRange newRange)

isRowAvailable

private boolean isRowAvailable(List<TimelineGUI.TimeRange> row,
 TimelineGUI.TimeRange newRange)

getTimelineScrollPane

public JPanel getTimelineScrollPane()

scrubToMS

public void scrubToMS(double ms)

scrubToCount

public void scrubToCount(double count)

Scrub to a specific count

setShowAllEffects

public void setShowAllEffects(boolean showAll)

addScrollClickPanning

private void addScrollClickPanning()

Adds support for panning the timeline using the middle mouse button (scroll wheel) This implementation uses a specialized adapter that ensures smooth, precise panning with the content following exactly under the mouse cursor as you drag.

main

public static void main(String[] args)