| 25,6 → 25,7 |
|---|
| |
| import javax.swing.Timer; |
| import java.awt.event.*; |
| import java.math.*; |
| |
| /** |
| * This class represents a tracked task. |
| 35,6 → 36,7 |
|---|
| |
| private String name = "Unnamed task"; |
| private long consumption = 0L; |
| private double price = 1; |
| |
| private Timer timer = null; |
| /** |
| 42,6 → 44,11 |
|---|
| */ |
| public static final int PERIOD = 10000; |
| |
| /** |
| * time units per hour |
| */ |
| public static final double UNITS_PER_HOUR = 3600000; |
| |
| private ActionListener listener = null; |
| |
| private static int nextId = 0; |
| 68,11 → 75,13 |
|---|
| * @param id task identifier |
| * @param name task name |
| * @param consumption up to now time consumption |
| * @param price price per hour |
| */ |
| public Task(int id, String name, long consumption) { |
| public Task(int id, String name, long consumption, double price) { |
| this.id = id; |
| this.name = name; |
| this.consumption = consumption; |
| this.price = price; |
| |
| if (id >= nextId) |
| nextId = id + 1; |
| 127,6 → 136,31 |
|---|
| } |
| |
| /** |
| * Sets the price per hour [currency unit]. |
| * Changing this parameter affects the current total price of the task. |
| * @param price new price value |
| */ |
| public void setPrice(double price) { |
| this.price = price; |
| } |
| |
| /** |
| * Returns the current price per hour [currency unit]. |
| * @return current price value |
| */ |
| public double getPrice() { |
| return price; |
| } |
| |
| /** |
| * Returns the total price of this task [currency unit]. |
| * @return total price of this task |
| */ |
| public double getTotalPrice() { |
| return ((double) consumption) / UNITS_PER_HOUR * price; |
| } |
| |
| /** |
| * Converts the instance to the string representation. It contains |
| * the task name and consumption. |
| * @return string representation |