[deliverable/tracecompass.git] / org.eclipse.linuxtools.tmf.ui / src / org / eclipse / linuxtools / tmf / ui / widgets / timegraph / widgets / TimeGraphScale.java

/*****************************************************************************
 * Copyright (c) 2007, 2008 Intel Corporation, 2010, 2012 Ericsson.
 * All rights reserved. This program and the accompanying materials
 * are made available under the terms of the Eclipse Public License v1.0
 * which accompanies this distribution, and is available at
 * http://www.eclipse.org/legal/epl-v10.html
 *
 * Contributors:
 *   Intel Corporation - Initial API and implementation
 *   Ruslan A. Scherbakov, Intel - Initial API and implementation
 *   Alvaro Sanchez-Leon - Updated for TMF
 *   Patrick Tasse - Refactoring
 *
 *****************************************************************************/

package org.eclipse.linuxtools.tmf.ui.widgets.timegraph.widgets;

import java.text.SimpleDateFormat;
import java.util.Calendar;
import java.util.Date;

import org.eclipse.linuxtools.tmf.ui.widgets.timegraph.widgets.Utils.Resolution;
import org.eclipse.swt.SWT;
import org.eclipse.swt.events.MouseEvent;
import org.eclipse.swt.events.MouseListener;
import org.eclipse.swt.events.MouseMoveListener;
import org.eclipse.swt.events.PaintEvent;
import org.eclipse.swt.graphics.GC;
import org.eclipse.swt.graphics.Point;
import org.eclipse.swt.graphics.Rectangle;
import org.eclipse.swt.widgets.Composite;

/**
 * Implementation of the scale for the time graph view.
 *
 * This goes above the "gantt chart" area.
 *
 * @version 1.0
 * @author Alvaro Sanchez-Leon
 * @author Patrick Tasse
 */
public class TimeGraphScale extends TimeGraphBaseControl implements
        MouseListener, MouseMoveListener {

    /**
     * Standard constructor
     *
     * @param parent
     *            The parent composite object
     * @param colors
     *            The color scheme to use
     */
    public TimeGraphScale(Composite parent, TimeGraphColorScheme colors) {
        super(parent, colors, SWT.NO_BACKGROUND | SWT.NO_FOCUS | SWT.DOUBLE_BUFFERED);
        addMouseListener(this);
        addMouseMoveListener(this);
    }

    private static final long SEC_IN_NS = 1000000000;
    private static final long MIN_IN_NS = 60 * SEC_IN_NS;
    private static final long HOUR_IN_NS = 60 * MIN_IN_NS;
    private static final long DAY_IN_NS = 24 * HOUR_IN_NS;
    private static final long MONTH_IN_NS = 31 * DAY_IN_NS; // upper limit
    private static final long YEAR_IN_NS = 366 * DAY_IN_NS; // upper limit

    private static final double LOG10_1 = Math.log10(1);
    private static final double LOG10_2 = Math.log10(2);
    private static final double LOG10_3 = Math.log10(3);
    private static final double LOG10_5 = Math.log10(5);

    private static final Calendar GREGORIAN_CALENDAR = Calendar.getInstance();

    private ITimeDataProvider _timeProvider;
    private int _dragState = 0;
    private int _dragX0 = 0;
    private int _dragX = 0;
    private long _time0bak;
    private long _time1bak;
    private boolean _isInUpdate;
    private final Rectangle _rect0 = new Rectangle(0, 0, 0, 0);
    private int _height;

    /**
     * Assign the time provider for this scale
     *
     * @param timeProvider
     *            The provider to use
     */
    public void setTimeProvider(ITimeDataProvider timeProvider) {
        _timeProvider = timeProvider;
    }

    private long _timeDelta;

    @Override
    public Point computeSize(int wHint, int hHint, boolean changed) {
        return super.computeSize(wHint, _height, changed);
    }

    /**
     * Set the height of the scale
     *
     * @param height
     *            The height to use
     */
    public void setHeight(int height) {
        this._height = height;
    }

    private void calcTimeDelta(int width, double pixelsPerNanoSec) {
        double minDelta = (pixelsPerNanoSec == 0) ? YEAR_IN_NS : width / pixelsPerNanoSec;
        long unit = 1;
        if (_timeProvider != null && _timeProvider.isCalendarFormat()) {
            if (minDelta > 6 * MONTH_IN_NS) {
                unit = YEAR_IN_NS;
            } else if (minDelta > 3 * MONTH_IN_NS) {
                unit = 6 * MONTH_IN_NS;
            } else if (minDelta > 10 * DAY_IN_NS) {
                unit = MONTH_IN_NS;
            } else if (minDelta > 12 * HOUR_IN_NS) {
                unit = DAY_IN_NS;
            } else if (minDelta > 3 * HOUR_IN_NS) {
                unit = 6 * HOUR_IN_NS;
            } else if (minDelta > 30 * MIN_IN_NS) {
                unit = HOUR_IN_NS;
            } else if (minDelta > 10 * MIN_IN_NS) {
                unit = 15 * MIN_IN_NS;
            } else if (minDelta > 30 * SEC_IN_NS) {
                unit = MIN_IN_NS;
            } else if (minDelta > 20 * SEC_IN_NS) {
                unit = 30 * SEC_IN_NS;
            } else if (minDelta <= 1) {
                _timeDelta = 1;
                return;
            }
        }
        double log = Math.log10(minDelta / unit);
        long pow10 = (long) log;
        double remainder = log - pow10;
        if (remainder < LOG10_1) {
            _timeDelta = (long) Math.pow(10, pow10) * unit;
        } else if (remainder < LOG10_2) {
            _timeDelta = 2 * (long) Math.pow(10, pow10) * unit;
        } else if (remainder < LOG10_3 && unit >= HOUR_IN_NS && unit < YEAR_IN_NS) {
            _timeDelta = 3 * (long) Math.pow(10, pow10) * unit;
        } else if (remainder < LOG10_5) {
            _timeDelta = 5 * (long) Math.pow(10, pow10) * unit;
        } else {
            _timeDelta = 10 * (long) Math.pow(10, pow10) * unit;
        }
    }

    private static TimeDraw TIMEDRAW_NANOSEC = new TimeDrawNanosec();
    private static TimeDraw TIMEDRAW_MICROSEC = new TimeDrawMicrosec();
    private static TimeDraw TIMEDRAW_MILLISEC = new TimeDrawMillisec();
    private static TimeDraw TIMEDRAW_SEC = new TimeDrawSec();
    private static TimeDraw TIMEDRAW_ABS_NANOSEC = new TimeDrawAbsNanoSec();
    private static TimeDraw TIMEDRAW_ABS_MICROSEC = new TimeDrawAbsMicroSec();
    private static TimeDraw TIMEDRAW_ABS_MILLISEC = new TimeDrawAbsMillisec();
    private static TimeDraw TIMEDRAW_ABS_SEC = new TimeDrawAbsSec();
    private static TimeDraw TIMEDRAW_ABS_MIN = new TimeDrawAbsMin();
    private static TimeDraw TIMEDRAW_ABS_HRS = new TimeDrawAbsHrs();
    private static TimeDraw TIMEDRAW_ABS_DAY = new TimeDrawAbsDay();
    private static TimeDraw TIMEDRAW_ABS_MONTH = new TimeDrawAbsMonth();
    private static TimeDraw TIMEDRAW_ABS_YEAR = new TimeDrawAbsYear();

    TimeDraw getTimeDraw(long timeDelta) {
        TimeDraw timeDraw;
        if (_timeProvider != null && _timeProvider.isCalendarFormat()) {
            if (timeDelta >= YEAR_IN_NS) {
                timeDraw = TIMEDRAW_ABS_YEAR;
            } else if (timeDelta >= MONTH_IN_NS) {
                timeDraw = TIMEDRAW_ABS_MONTH;
            } else if (timeDelta >= DAY_IN_NS) {
                timeDraw = TIMEDRAW_ABS_DAY;
            } else if (timeDelta >= HOUR_IN_NS) {
                timeDraw = TIMEDRAW_ABS_HRS;
            } else if (timeDelta >= MIN_IN_NS) {
                timeDraw = TIMEDRAW_ABS_MIN;
            } else if (timeDelta >= SEC_IN_NS) {
                timeDraw = TIMEDRAW_ABS_SEC;
            } else if (timeDelta >= 1000000) {
                timeDraw = TIMEDRAW_ABS_MILLISEC;
            } else if (timeDelta >= 1000) {
                timeDraw = TIMEDRAW_ABS_MICROSEC;
            } else {
                timeDraw = TIMEDRAW_ABS_NANOSEC;
            }
            return timeDraw;
        }
        if (timeDelta >= 1000000000) {
            timeDraw = TIMEDRAW_SEC;
        } else if (timeDelta >= 1000000) {
            timeDraw = TIMEDRAW_MILLISEC;
        } else if (timeDelta >= 1000) {
            timeDraw = TIMEDRAW_MICROSEC;
        } else {
            timeDraw = TIMEDRAW_NANOSEC;
        }
        return timeDraw;
    }

    @Override
    void paint(Rectangle rect, PaintEvent e) {

        if (_isInUpdate || null == _timeProvider) {
            return;
        }

        GC gc = e.gc;
        gc.fillRectangle(rect);

        long time0 = _timeProvider.getTime0();
        long time1 = _timeProvider.getTime1();
        long selectedTime = _timeProvider.getSelectedTime();
        int leftSpace = _timeProvider.getNameSpace();
        int timeSpace = _timeProvider.getTimeSpace();

        gc.setBackground(_colors.getColor(TimeGraphColorScheme.TOOL_BACKGROUND));
        gc.setForeground(_colors.getColor(TimeGraphColorScheme.TOOL_FOREGROUND));
        Utils.init(_rect0, rect);

        // draw top left area
        _rect0.width = leftSpace;
        _rect0.x += 4;
        _rect0.width -= 4;
        Rectangle absHeaderRect = new Rectangle(_rect0.x, _rect0.y, _rect0.width, _rect0.height);
        _rect0.x -= 4;
        _rect0.width += 4;

        // prepare and draw right rect of the timescale
        _rect0.x += leftSpace;
        _rect0.width = rect.width - leftSpace;

        // draw bottom border and erase all other area
        gc.drawLine(rect.x, rect.y + rect.height - 1, rect.x + rect.width - 1,
                rect.y + rect.height - 1);
        _rect0.height--;
        gc.fillRectangle(_rect0);

        if (3 == _dragState && null != _timeProvider) {
            // draw selected zoom region background
            gc.setBackground(_colors.getBkColor(true, false, true));
            if (_dragX0 < _dragX) {
                gc.fillRectangle(new Rectangle(leftSpace + _dragX0, _rect0.y, _dragX - _dragX0, _rect0.height));
            } else if (_dragX0 > _dragX) {
                gc.fillRectangle(new Rectangle(leftSpace + _dragX, _rect0.y, _dragX0 - _dragX, _rect0.height));
            }
        }

        if (time1 <= time0 || timeSpace < 2) {
            return;
        }

        int numDigits = calculateDigits(time0, time1);

        int labelWidth = gc.getCharWidth('0') * numDigits;
        double pixelsPerNanoSec = (timeSpace <= RIGHT_MARGIN) ? 0 :
            (double) (timeSpace - RIGHT_MARGIN) / (time1 - time0);
        calcTimeDelta(labelWidth, pixelsPerNanoSec);

        TimeDraw timeDraw = getTimeDraw(_timeDelta);

        // draw selected zoom region lines
        if (3 == _dragState && null != _timeProvider) {
            gc.drawLine(leftSpace + _dragX0, rect.y, leftSpace + _dragX0, rect.y + rect.height);
            gc.drawLine(leftSpace + _dragX, rect.y, leftSpace + _dragX, rect.y + rect.height);
        }

        if (_rect0.isEmpty()) {
            return;
        }

        // draw selected time
        int x = _rect0.x + (int) ((selectedTime - time0) * pixelsPerNanoSec);
        if (x >= _rect0.x && x < _rect0.x + _rect0.width) {
            gc.setForeground(_colors.getColor(TimeGraphColorScheme.SELECTED_TIME));
            gc.drawLine(x, _rect0.y + _rect0.height - 6, x, _rect0.y
                    + _rect0.height);
            gc.setForeground(_colors.getColor(TimeGraphColorScheme.TOOL_FOREGROUND));
        }

        // draw time scale ticks
        _rect0.y = rect.y;
        _rect0.height = rect.height - 4;
        _rect0.width = labelWidth;

        long time;
        if (_timeProvider != null && _timeProvider.isCalendarFormat()) {
            time = floorToCalendar(time0, _timeDelta);
        } else {
            time = (time0 / _timeDelta) * _timeDelta;
            if (time != time0) {
                time += _timeDelta;
            }
        }

        int y = _rect0.y + _rect0.height;

        if (_timeProvider != null && _timeProvider.isCalendarFormat()) {
            timeDraw.drawAbsHeader(gc, time, absHeaderRect);
        }

        while (true) {
            x = rect.x + leftSpace + (int) (Math.floor((time - time0) * pixelsPerNanoSec));
            if (x >= rect.x + leftSpace + rect.width - _rect0.width) {
                break;
            }
            if (x >= rect.x + leftSpace) {
                gc.drawLine(x, y, x, y + 4);
                _rect0.x = x;
                if (x + _rect0.width <= rect.x + rect.width) {
                    timeDraw.draw(gc, time, _rect0);
                }
            }
            if (pixelsPerNanoSec == 0 || time > Long.MAX_VALUE - _timeDelta || _timeDelta == 0) {
                break;
            }
            if (_timeProvider != null && _timeProvider.isCalendarFormat()) {
                if (_timeDelta >= YEAR_IN_NS) {
                    long millis = time / 1000000L;
                    GREGORIAN_CALENDAR.setTime(new Date(millis));
                    GREGORIAN_CALENDAR.add(Calendar.YEAR, (int) (_timeDelta / YEAR_IN_NS));
                    millis = GREGORIAN_CALENDAR.getTimeInMillis();
                    time = millis * 1000000L;
                } else if (_timeDelta >= MONTH_IN_NS) {
                    long millis = time / 1000000L;
                    GREGORIAN_CALENDAR.setTime(new Date(millis));
                    GREGORIAN_CALENDAR.add(Calendar.MONTH, (int) (_timeDelta / MONTH_IN_NS));
                    millis = GREGORIAN_CALENDAR.getTimeInMillis();
                    time = millis * 1000000L;
                } else if (_timeDelta >= DAY_IN_NS) {
                    long millis = time / 1000000L;
                    GREGORIAN_CALENDAR.setTime(new Date(millis));
                    GREGORIAN_CALENDAR.add(Calendar.DAY_OF_MONTH, (int) (_timeDelta / DAY_IN_NS));
                    millis = GREGORIAN_CALENDAR.getTimeInMillis();
                    time = millis * 1000000L;
                } else {
                    time += _timeDelta;
                }
            } else {
                time += _timeDelta;
            }
        }
    }

    private long floorToCalendar(long time, long timeDelta) {
        if (_timeDelta >= YEAR_IN_NS) {
            GREGORIAN_CALENDAR.setTime(new Date(time / 1000000));
            int year = GREGORIAN_CALENDAR.get(Calendar.YEAR);
            int yearDelta = (int) (timeDelta / YEAR_IN_NS);
            year = (year / yearDelta) * yearDelta;
            GREGORIAN_CALENDAR.set(Calendar.YEAR, year);
            GREGORIAN_CALENDAR.set(Calendar.MONTH, 0); // January 1st of year
            GREGORIAN_CALENDAR.set(Calendar.DAY_OF_MONTH, 1);
            GREGORIAN_CALENDAR.set(Calendar.HOUR_OF_DAY, 0);
            GREGORIAN_CALENDAR.set(Calendar.MINUTE, 0);
            GREGORIAN_CALENDAR.set(Calendar.SECOND, 0);
            GREGORIAN_CALENDAR.set(Calendar.MILLISECOND, 0);
            time = GREGORIAN_CALENDAR.getTimeInMillis() * 1000000;
        } else if (_timeDelta >= MONTH_IN_NS) {
            GREGORIAN_CALENDAR.setTime(new Date(time / 1000000));
            int month = GREGORIAN_CALENDAR.get(Calendar.MONTH);
            int monthDelta = (int) (timeDelta / MONTH_IN_NS);
            month = (month / monthDelta) * monthDelta;
            GREGORIAN_CALENDAR.set(Calendar.MONTH, month);
            GREGORIAN_CALENDAR.set(Calendar.DAY_OF_MONTH, 1); // 1st of month
            GREGORIAN_CALENDAR.set(Calendar.HOUR_OF_DAY, 0);
            GREGORIAN_CALENDAR.set(Calendar.MINUTE, 0);
            GREGORIAN_CALENDAR.set(Calendar.SECOND, 0);
            GREGORIAN_CALENDAR.set(Calendar.MILLISECOND, 0);
            time = GREGORIAN_CALENDAR.getTimeInMillis() * 1000000;
        } else {
            long offset = GREGORIAN_CALENDAR.getTimeZone().getOffset(time / 1000000L) * 1000000L;
            time += offset;
            time = (time / timeDelta) * timeDelta;
            time -= offset;
        }
        return time;
    }

    private int calculateDigits(long time0, long time1) {
        int numDigits = 5;
        long timeRange = time1 - time0;

        if (_timeProvider.isCalendarFormat()) {
            // Calculate the number of digits to represent the minutes provided
            // 11:222
            // HH:mm:ss
            numDigits += 8;
            if (timeRange < 10000) {
                // HH:11:222:333:444__
                numDigits += 10;
            } else if (timeRange < 10000000) {
                // HH:11:222:333__
                numDigits += 6;
            }
        } else {
            long sec = time1 / 1000000000;
            numDigits = Long.toString(sec).length();
            int thousandGroups = (numDigits - 1) / 3;
            numDigits += thousandGroups;
            numDigits += 12; // .000 000 000
        }

        return numDigits;
    }

    @Override
    public void mouseDown(MouseEvent e) {
        getParent().setFocus();
        if (_dragState == 0 && null != _timeProvider) {
            int x = e.x - _timeProvider.getNameSpace();
            if (1 == e.button && x > 0) {
                setCapture(true);
                _dragState = 1;
            } else if (3 == e.button) {
                _dragState = 3;
            }
            if (x < 0) {
                x = 0;
            } else if (x > getSize().x - _timeProvider.getNameSpace()) {
                x = getSize().x - _timeProvider.getNameSpace();
            }
            _dragX = _dragX0 = x;
            _time0bak = _timeProvider.getTime0();
            _time1bak = _timeProvider.getTime1();
        }
    }

    @Override
    public void mouseUp(MouseEvent e) {
        if (e.button == 1 && _dragState == 1) {
            setCapture(false);
            _dragState = 0;

            // Notify time provider to check the need for listener notification
            if (_dragX != _dragX0 && _timeProvider.getTime0() != _timeProvider.getTime1()) {
                _timeProvider.setStartFinishTimeNotify(_timeProvider.getTime0(), _timeProvider.getTime1());
            }
        } else if (e.button == 3 && _dragState == 3 && null != _timeProvider) {
            _dragState = 0;
            if (_dragX0 == _dragX || _timeProvider.getTime0() == _timeProvider.getTime1()) {
                redraw();
                return;
            }
            int timeSpace = _timeProvider.getTimeSpace();
            int leftSpace = _timeProvider.getNameSpace();
            int x = Math.max(0, e.x - leftSpace);
            if (timeSpace > 0) {
                _dragX = x;
                if (_dragX0 > _dragX) { // drag right to left
                    _dragX = _dragX0;
                    _dragX0 = x;
                }
                long time0 = _time0bak + (long) ((_time1bak - _time0bak) * ((double) _dragX0 / timeSpace));
                long time1 = _time0bak + (long) ((_time1bak - _time0bak) * ((double) _dragX / timeSpace));

                _timeProvider.setStartFinishTimeNotify(time0, time1);
                _time0bak = _timeProvider.getTime0();
                _time1bak = _timeProvider.getTime1();
            }
        }
    }

    @Override
    public void mouseMove(MouseEvent e) {
        if (_dragX0 < 0 || _dragState == 0 || _timeProvider == null) {
            return;
        }
        Point size = getSize();
        int leftSpace = _timeProvider.getNameSpace();
        int timeSpace = _timeProvider.getTimeSpace();
        int x = e.x - leftSpace;
        if (1 == _dragState) {
            if (x > 0 && size.x > leftSpace && _dragX != x) {
                _dragX = x;
                if (_timeProvider.getTime0() == _timeProvider.getTime1()) {
                    return;
                }
                long interval = (long) ((_time1bak - _time0bak) * ((double) _dragX0 / _dragX));
                if (interval == Long.MAX_VALUE) {
                    _timeProvider.setStartFinishTime(_time0bak, Long.MAX_VALUE);
                } else {
                    long time1 = _time0bak + (long) ((_time1bak - _time0bak) * ((double) _dragX0 / _dragX));
                    _timeProvider.setStartFinishTime(_time0bak, time1);
                }
            }
        } else if (3 == _dragState) {
            if (x < 0) {
                _dragX = 0;
            } else if (x > timeSpace) {
                _dragX = timeSpace;
            } else {
                _dragX = x;
            }
            redraw();
        }
    }

    @Override
    public void mouseDoubleClick(MouseEvent e) {
        if (e.button == 1 && null != _timeProvider && _timeProvider.getTime0() != _timeProvider.getTime1() && (e.stateMask & SWT.BUTTON_MASK) == 0) {
            _timeProvider.resetStartFinishTime();
            _time0bak = _timeProvider.getTime0();
            _time1bak = _timeProvider.getTime1();
        }
    }
}

abstract class TimeDraw {
    static String S   = ""  ; //$NON-NLS-1$
    static String S0  = "0" ; //$NON-NLS-1$
    static String S00 = "00"; //$NON-NLS-1$
    protected static final SimpleDateFormat stimeformat = new SimpleDateFormat("HH:mm:ss");          //$NON-NLS-1$
    protected static final SimpleDateFormat stimeformatheader = new SimpleDateFormat("yyyy MMM dd"); //$NON-NLS-1$
    protected static final SimpleDateFormat sminformat = new SimpleDateFormat("HH:mm");              //$NON-NLS-1$
    protected static final SimpleDateFormat sminformatheader = new SimpleDateFormat("yyyy MMM dd");  //$NON-NLS-1$
    protected static final SimpleDateFormat shrsformat = new SimpleDateFormat("MMM dd HH:mm");       //$NON-NLS-1$
    protected static final SimpleDateFormat shrsformatheader = new SimpleDateFormat("yyyy");         //$NON-NLS-1$
    protected static final SimpleDateFormat sdayformat = new SimpleDateFormat("MMM dd");             //$NON-NLS-1$
    protected static final SimpleDateFormat sdayformatheader = new SimpleDateFormat("yyyy");         //$NON-NLS-1$
    protected static final SimpleDateFormat smonthformat = new SimpleDateFormat("yyyy MMM");         //$NON-NLS-1$
    protected static final SimpleDateFormat syearformat = new SimpleDateFormat("yyyy");              //$NON-NLS-1$

    static String sep(long n) {
        StringBuilder retVal = new StringBuilder();
        String s = Long.toString(n);
        for (int i = 0; i < s.length(); i++) {
            int pos = s.length() - i - 1;
            retVal.append(s.charAt(i));
            if (pos % 3 == 0 && pos != 0) {
                retVal.append(' ');
            }
        }
        return retVal.toString();
    }

    static String pad(long n) {
        String s;
        if (n < 10) {
            s = S00;
        } else if (n < 100) {
            s = S0;
        } else {
            s = S;
        }
        return s + n;
    }

    public abstract void draw(GC gc, long time, Rectangle rect);

    public void drawAbsHeader(GC gc, long time, Rectangle absHeaderRect) {
        // Override to draw absolute time header
        // This is for the time information not shown in the draw of each tick
    }

    public abstract String hint();
}

class TimeDrawSec extends TimeDraw {
    static String _hint = "sec"; //$NON-NLS-1$

    @Override
    public void draw(GC gc, long time, Rectangle rect) {
        time /= 1000000000;
        Utils.drawText(gc, sep(time), rect, true); //$NON-NLS-1$
    }

    @Override
    public String hint() {
        return _hint;
    }
}

class TimeDrawMillisec extends TimeDraw {
    static String _hint = "0.000"; //$NON-NLS-1$

    @Override
    public void draw(GC gc, long time, Rectangle rect) {
        time /= 1000000;
        long ms = time % 1000;
        time /= 1000;
        Utils.drawText(gc, sep(time) + "." + pad(ms), rect, true); //$NON-NLS-1$
    }

    @Override
    public String hint() {
        return _hint;
    }
}

class TimeDrawMicrosec extends TimeDraw {
    static String _hint = "0.000 000"; //$NON-NLS-1$

    @Override
    public void draw(GC gc, long time, Rectangle rect) {
        time /= 1000;
        long mcs = time % 1000;
        time /= 1000;
        long ms = time % 1000;
        time /= 1000;
        Utils.drawText(gc, sep(time) + "." + pad(ms) + " " + pad(mcs), rect, true); //$NON-NLS-1$ //$NON-NLS-2$
    }

    @Override
    public String hint() {
        return _hint;
    }
}

class TimeDrawNanosec extends TimeDraw {
    static String _hint = "0.000 000 000"; //$NON-NLS-1$

    @Override
    public void draw(GC gc, long time, Rectangle rect) {
        long ns = time % 1000;
        time /= 1000;
        long mcs = time % 1000;
        time /= 1000;
        long ms = time % 1000;
        time /= 1000;
        Utils.drawText(gc, sep(time) + "." + pad(ms) + " " + pad(mcs) + " " + pad(ns), rect, true); //$NON-NLS-1$ //$NON-NLS-2$ //$NON-NLS-3$
    }

    @Override
    public String hint() {
        return _hint;
    }
}

class TimeDrawAbsYear extends TimeDraw {
    static String _hint = "YYYY"; //$NON-NLS-1$

    @Override
    public void draw(GC gc, long time, Rectangle rect) {
        String stime = syearformat.format(new Date(time / 1000000));
        Utils.drawText(gc, stime, rect, true);
    }

    @Override
    public String hint() {
        return _hint;
    }
}

class TimeDrawAbsMonth extends TimeDraw {
    static String _hint = "YYYY Mmm"; //$NON-NLS-1$

    @Override
    public void draw(GC gc, long time, Rectangle rect) {
        String stime = smonthformat.format(new Date(time / 1000000));
        Utils.drawText(gc, stime, rect, true);
    }

    @Override
    public String hint() {
        return _hint;
    }
}

class TimeDrawAbsDay extends TimeDraw {
    static String _hint = "Mmm dd"; //$NON-NLS-1$

    @Override
    public void draw(GC gc, long time, Rectangle rect) {
        String stime = sdayformat.format(new Date(time / 1000000));
        Utils.drawText(gc, stime, rect, true);
    }

    @Override
    public void drawAbsHeader(GC gc, long time, Rectangle rect) {
        String header = sdayformatheader.format(new Date(time / 1000000));
        int headerwidth = gc.stringExtent(header).x + 4;
        if (headerwidth <= rect.width) {
            rect.x += (rect.width - headerwidth);
            Utils.drawText(gc, header, rect, true);
        }
    }

    @Override
    public String hint() {
        return _hint;
    }
}

class TimeDrawAbsHrs extends TimeDraw {
    static String _hint = "Mmm dd HH:mm"; //$NON-NLS-1$

    @Override
    public void draw(GC gc, long time, Rectangle rect) {
        String stime = shrsformat.format(new Date(time / 1000000));
        Utils.drawText(gc, stime, rect, true);
    }

    @Override
    public void drawAbsHeader(GC gc, long time, Rectangle rect) {
        String header = shrsformatheader.format(new Date(time / 1000000));
        int headerwidth = gc.stringExtent(header).x + 4;
        if (headerwidth <= rect.width) {
            rect.x += (rect.width - headerwidth);
            Utils.drawText(gc, header, rect, true);
        }
    }

    @Override
    public String hint() {
        return _hint;
    }
}

class TimeDrawAbsMin extends TimeDraw {
    static String _hint = "HH:mm"; //$NON-NLS-1$

    @Override
    public void draw(GC gc, long time, Rectangle rect) {
        String stime = sminformat.format(new Date(time / 1000000));
        Utils.drawText(gc, stime, rect, true);
    }

    @Override
    public void drawAbsHeader(GC gc, long time, Rectangle rect) {
        String header = sminformatheader.format(new Date(time / 1000000));
        int headerwidth = gc.stringExtent(header).x + 4;
        if (headerwidth <= rect.width) {
            rect.x += (rect.width - headerwidth);
            Utils.drawText(gc, header, rect, true);
        }
    }


    @Override
    public String hint() {
        return _hint;
    }
}

class TimeDrawAbsSec extends TimeDraw {
    static String _hint = "HH:mm:ss"; //$NON-NLS-1$

    @Override
    public void draw(GC gc, long time, Rectangle rect) {
        String stime = stimeformat.format(new Date(time / 1000000));
        Utils.drawText(gc, stime, rect, true);
    }

    @Override
    public void drawAbsHeader(GC gc, long time, Rectangle rect) {
        String header = stimeformatheader.format(new Date(time / 1000000));
        int headerwidth = gc.stringExtent(header).x + 4;
        if (headerwidth <= rect.width) {
            rect.x += (rect.width - headerwidth);
            Utils.drawText(gc, header, rect, true);
        }
    }

    @Override
    public String hint() {
        return _hint;
    }
}

class TimeDrawAbsMillisec extends TimeDraw {
    static String _hint = "HH:ss:ms"; //$NON-NLS-1$

    @Override
    public void draw(GC gc, long time, Rectangle rect) {
        String stime = stimeformat.format(new Date(time / 1000000));
        String ns = Utils.formatNs(time, Resolution.MILLISEC);

        Utils.drawText(gc, stime + "." + ns, rect, true); //$NON-NLS-1$
    }

    @Override
    public void drawAbsHeader(GC gc, long time, Rectangle rect) {
        String header = stimeformatheader.format(new Date(time / 1000000));
        int headerwidth = gc.stringExtent(header).x + 4;
        if (headerwidth <= rect.width) {
            rect.x += (rect.width - headerwidth);
            Utils.drawText(gc, header, rect, true);
        }
    }

    @Override
    public String hint() {
        return _hint;
    }
}

class TimeDrawAbsMicroSec extends TimeDraw {
    static String _hint = "HH:ss:ms:mcs"; //$NON-NLS-1$

    @Override
    public void draw(GC gc, long time, Rectangle rect) {
        String stime = stimeformat.format(new Date(time / 1000000));
        String micr = Utils.formatNs(time, Resolution.MICROSEC);
        Utils.drawText(gc, stime + "." + micr, rect, true); //$NON-NLS-1$
    }

    @Override
    public void drawAbsHeader(GC gc, long time, Rectangle rect) {
        String header = stimeformatheader.format(new Date(time / 1000000));
        int headerwidth = gc.stringExtent(header).x + 4;
        if (headerwidth <= rect.width) {
            rect.x += (rect.width - headerwidth);
            Utils.drawText(gc, header, rect, true);
        }
    }

    @Override
    public String hint() {
        return _hint;
    }
}

class TimeDrawAbsNanoSec extends TimeDraw {
    static String _hint = "HH:ss:ms:mcs:ns"; //$NON-NLS-1$

    @Override
    public void draw(GC gc, long time, Rectangle rect) {
        String stime = stimeformat.format(new Date(time / 1000000));
        String ns = Utils.formatNs(time, Resolution.NANOSEC);
        Utils.drawText(gc, stime + "." + ns, rect, true); //$NON-NLS-1$
    }

    @Override
    public void drawAbsHeader(GC gc, long time, Rectangle rect) {
        String header = stimeformatheader.format(new Date(time / 1000000));
        int headerwidth = gc.stringExtent(header).x + 4;
        if (headerwidth <= rect.width) {
            rect.x += (rect.width - headerwidth);
            Utils.drawText(gc, header, rect, true);
        }
    }

    @Override
    public String hint() {
        return _hint;
    }
}