-/*
- * Jexer - Java Text User Interface
- *
- * The MIT License (MIT)
- *
- * Copyright (C) 2019 Kevin Lamonte
- *
- * Permission is hereby granted, free of charge, to any person obtaining a
- * copy of this software and associated documentation files (the "Software"),
- * to deal in the Software without restriction, including without limitation
- * the rights to use, copy, modify, merge, publish, distribute, sublicense,
- * and/or sell copies of the Software, and to permit persons to whom the
- * Software is furnished to do so, subject to the following conditions:
- *
- * The above copyright notice and this permission notice shall be included in
- * all copies or substantial portions of the Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
- * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
- * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
- * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
- * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
- * DEALINGS IN THE SOFTWARE.
- *
- * @author Kevin Lamonte [kevin.lamonte@gmail.com]
- * @version 1
- */
-package jexer;
-
-import java.util.Date;
-
-/**
- * TTimer implements a simple timer.
- */
-public class TTimer {
-
- // ------------------------------------------------------------------------
- // Variables --------------------------------------------------------------
- // ------------------------------------------------------------------------
-
- /**
- * If true, re-schedule after every tick. Note package private access.
- */
- boolean recurring = false;
-
- /**
- * Duration (in millis) between ticks if this is a recurring timer.
- */
- private long duration = 0;
-
- /**
- * The next time this timer needs to be ticked.
- */
- private Date nextTick;
-
- /**
- * The action to perfom on a tick.
- */
- private TAction action;
-
- // ------------------------------------------------------------------------
- // Constructors -----------------------------------------------------------
- // ------------------------------------------------------------------------
-
- /**
- * Package private constructor.
- *
- * @param duration number of milliseconds to wait between ticks
- * @param recurring if true, re-schedule this timer after every tick
- * @param action to perform on next tick
- */
- TTimer(final long duration, final boolean recurring, final TAction action) {
-
- this.recurring = recurring;
- this.duration = duration;
- this.action = action;
-
- Date now = new Date();
- nextTick = new Date(now.getTime() + duration);
- }
-
- // ------------------------------------------------------------------------
- // TTimer -----------------------------------------------------------------
- // ------------------------------------------------------------------------
-
- /**
- * Get the next time this timer needs to be ticked. Note package private
- * access.
- *
- * @return time at which action should be called
- */
- Date getNextTick() {
- return nextTick;
- }
-
- /**
- * Set the recurring flag.
- *
- * @param recurring if true, re-schedule this timer after every tick
- */
- public void setRecurring(final boolean recurring) {
- this.recurring = recurring;
- }
-
- /**
- * Tick this timer. Note package private access.
- */
- void tick() {
- if (action != null) {
- action.DO();
- }
- // Set next tick
- Date ticked = new Date();
- if (recurring) {
- nextTick = new Date(ticked.getTime() + duration);
- }
- }
-
-}