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-rw-r--r--src/se/liu/gusso230/calendar/Appointment.java29
-rw-r--r--src/se/liu/gusso230/calendar/Cal.java63
-rw-r--r--src/se/liu/gusso230/calendar/Month.java86
-rw-r--r--src/se/liu/gusso230/calendar/SimpleDate.java29
-rw-r--r--src/se/liu/gusso230/calendar/TimePoint.java23
-rw-r--r--src/se/liu/gusso230/calendar/TimeSpan.java23
-rw-r--r--src/se/liu/gusso230/tetris/Board.java80
-rw-r--r--src/se/liu/gusso230/tetris/BoardTester.java20
-rw-r--r--src/se/liu/gusso230/tetris/BoardToTextConverter.java40
-rw-r--r--src/se/liu/gusso230/tetris/Point.java25
-rw-r--r--src/se/liu/gusso230/tetris/Poly.java42
-rw-r--r--src/se/liu/gusso230/tetris/SquareType.java14
-rw-r--r--src/se/liu/gusso230/tetris/TetrisViewer.java23
-rw-r--r--src/se/liu/gusso230/tetris/TetrominoMaker.java76
14 files changed, 573 insertions, 0 deletions
diff --git a/src/se/liu/gusso230/calendar/Appointment.java b/src/se/liu/gusso230/calendar/Appointment.java
new file mode 100644
index 0000000..c0551ca
--- /dev/null
+++ b/src/se/liu/gusso230/calendar/Appointment.java
@@ -0,0 +1,29 @@
+package se.liu.gusso230.calendar;
+
+public class Appointment {
+ private String subject;
+ private SimpleDate date;
+ private TimeSpan timeSpan;
+
+ public Appointment(final String subject, final SimpleDate date, final TimeSpan timeSpan) {
+ this.subject = subject;
+ this.date = date;
+ this.timeSpan = timeSpan;
+ }
+
+ public String getSubject() {
+ return subject;
+ }
+
+ public SimpleDate getDate() {
+ return date;
+ }
+
+ public TimeSpan getTimeSpan() {
+ return timeSpan;
+ }
+
+ @Override public String toString() {
+ return getDate() + " " + getTimeSpan() + ": " + getSubject();
+ }
+}
diff --git a/src/se/liu/gusso230/calendar/Cal.java b/src/se/liu/gusso230/calendar/Cal.java
new file mode 100644
index 0000000..3f0856e
--- /dev/null
+++ b/src/se/liu/gusso230/calendar/Cal.java
@@ -0,0 +1,63 @@
+package se.liu.gusso230.calendar;
+
+import java.util.ArrayList;
+import java.util.List;
+
+public class Cal {
+ private List<Appointment> appointments;
+
+ public static void main(String[] args) {
+ Cal cal = new Cal();
+ cal.book(2021, "January", 26, 12, 15, 13, 00, "Lunch");
+ cal.book(2021, "February", 26, 12, 10, 12, 50, "Lunch again");
+ cal.book(2021, "March", 28, 12, 20, 12, 30, "Lunch");
+ cal.book(2021, "March", 28, 12, 20, 12, 30, "Lunch one more time");
+ cal.book(2020, "December", 31, 23, 50, 23, 59, "New Year's countdown");
+ cal.show();
+ }
+
+ public Cal() {
+ this.appointments = new ArrayList<>();
+ }
+
+ public void show() {
+ for (Appointment appointment : appointments) {
+ System.out.println(appointment);
+ }
+ }
+
+ public void book(int year, String monthString, int day, int startHour, int startMinute,
+ int endHour, int endMinute, String subject) {
+ if (year <= 1970) {
+ throw new IllegalArgumentException("Invalid year. Needs to be after 1970.");
+ }
+ if (startHour < 0 || startHour > 23) {
+ throw new IllegalArgumentException("Invalid startHour");
+ }
+ if (endHour < 0 || endHour > 23) {
+ throw new IllegalArgumentException("Invalid endHour");
+ }
+ if (startMinute < 0 || startMinute > 59) {
+ throw new IllegalArgumentException("Invalid startMinute");
+ }
+ if (endMinute < 0 || endMinute > 59) {
+ throw new IllegalArgumentException("Invalid endMinute");
+ }
+
+ int monthNumber = Month.getMonthNumber(monthString);
+ int monthDays = Month.getMonthDays(monthString);
+ if (monthNumber == -1 || monthDays == -1) {
+ throw new IllegalArgumentException("Invalid month");
+ }
+ if (day > monthDays) {
+ throw new IllegalArgumentException("Given day doesn't fit in given month");
+ }
+ Month month = new Month(monthString, monthNumber, monthDays);
+
+ SimpleDate simpleDate = new SimpleDate(year, month, day);
+ TimePoint start = new TimePoint(startHour, startMinute);
+ TimePoint end = new TimePoint(endHour, endMinute);
+ TimeSpan timeSpan = new TimeSpan(start, end);
+ appointments.add(new Appointment(subject, simpleDate, timeSpan));
+ }
+}
diff --git a/src/se/liu/gusso230/calendar/Month.java b/src/se/liu/gusso230/calendar/Month.java
new file mode 100644
index 0000000..a0224c1
--- /dev/null
+++ b/src/se/liu/gusso230/calendar/Month.java
@@ -0,0 +1,86 @@
+package se.liu.gusso230.calendar;
+
+public class Month {
+ private String name;
+ private int number;
+ private int days;
+
+ public Month(String name, int number, int days) {
+ this.name = name;
+ this.number = number;
+ this.days = days;
+ }
+
+ public String getName() {
+ return name;
+ }
+
+ public int getNumber() {
+ return number;
+ }
+
+ public int getDays() {
+ return days;
+ }
+
+ static int getMonthNumber(String name) {
+ switch (name) {
+ case "January":
+ return 1;
+ case "February":
+ return 2;
+ case "March":
+ return 3;
+ case "April":
+ return 4;
+ case "May":
+ return 5;
+ case "June":
+ return 6;
+ case "July":
+ return 7;
+ case "August":
+ return 8;
+ case "September":
+ return 9;
+ case "October":
+ return 10;
+ case "November":
+ return 11;
+ case "December":
+ return 12;
+ default:
+ return -1;
+ }
+ }
+ static int getMonthDays(String name) {
+ switch (name) {
+ case "January":
+ return 31;
+ case "February":
+ return 28;
+ case "March":
+ return 31;
+ case "April":
+ return 30;
+ case "May":
+ return 31;
+ case "June":
+ return 30;
+ case "July":
+ return 31;
+ case "August":
+ return 31;
+ case "September":
+ return 30;
+ case "October":
+ return 31;
+ case "November":
+ return 30;
+ case "December":
+ return 31;
+ default:
+ return -1;
+ }
+ }
+}
diff --git a/src/se/liu/gusso230/calendar/SimpleDate.java b/src/se/liu/gusso230/calendar/SimpleDate.java
new file mode 100644
index 0000000..f769096
--- /dev/null
+++ b/src/se/liu/gusso230/calendar/SimpleDate.java
@@ -0,0 +1,29 @@
+package se.liu.gusso230.calendar;
+
+public class SimpleDate {
+ private int year;
+ private Month month;
+ private int day;
+
+ public SimpleDate(final int year, final Month month, final int day) {
+ this.year = year;
+ this.month = month;
+ this.day = day;
+ }
+
+ public int getYear() {
+ return year;
+ }
+
+ public Month getMonth() {
+ return month;
+ }
+
+ public int getDay() {
+ return day;
+ }
+
+ @Override public String toString() {
+ return getYear() + "-" + String.format("%02d", getMonth().getNumber()) + "-" + String.format("%02d", getDay());
+ }
+}
diff --git a/src/se/liu/gusso230/calendar/TimePoint.java b/src/se/liu/gusso230/calendar/TimePoint.java
new file mode 100644
index 0000000..76e24c2
--- /dev/null
+++ b/src/se/liu/gusso230/calendar/TimePoint.java
@@ -0,0 +1,23 @@
+package se.liu.gusso230.calendar;
+
+public class TimePoint {
+ private int hour;
+ private int minute;
+
+ public TimePoint(int hour, int minute) {
+ this.hour = hour;
+ this.minute = minute;
+ }
+
+ public int getHour() {
+ return hour;
+ }
+
+ public int getMinute() {
+ return minute;
+ }
+
+ @Override public String toString() {
+ return String.format("%02d:%02d", getHour(), getMinute());
+ }
+}
diff --git a/src/se/liu/gusso230/calendar/TimeSpan.java b/src/se/liu/gusso230/calendar/TimeSpan.java
new file mode 100644
index 0000000..1183924
--- /dev/null
+++ b/src/se/liu/gusso230/calendar/TimeSpan.java
@@ -0,0 +1,23 @@
+package se.liu.gusso230.calendar;
+
+public class TimeSpan {
+ private TimePoint start;
+ private TimePoint end;
+
+ public TimeSpan(TimePoint start, TimePoint end) {
+ this.start = start;
+ this.end = end;
+ }
+
+ public TimePoint getStart() {
+ return start;
+ }
+
+ public TimePoint getEnd() {
+ return end;
+ }
+
+ @Override public String toString() {
+ return getStart() + " - " + getEnd();
+ }
+}
diff --git a/src/se/liu/gusso230/tetris/Board.java b/src/se/liu/gusso230/tetris/Board.java
new file mode 100644
index 0000000..759df90
--- /dev/null
+++ b/src/se/liu/gusso230/tetris/Board.java
@@ -0,0 +1,80 @@
+package se.liu.gusso230.tetris;
+
+import java.util.Random;
+
+public class Board {
+ private SquareType[][] squares;
+ private int width;
+ private int height;
+
+ private Poly falling;
+ private int fallingX;
+ private int fallingY;
+
+ private final static Random RND = new Random();
+
+ public static void main(String[] args) {
+ Board board = new Board(5, 10);
+ }
+
+ public Board(int width, int height) {
+ this.height = height;
+ this.width = width;
+ squares = new SquareType[height][width];
+ for (int y = 0; y < height; y++) {
+ for (int x = 0; x < width; x++) {
+ squares[y][x] = SquareType.EMPTY;
+ }
+ }
+ }
+
+ public int getWidth() {
+ return width;
+ }
+
+ public int getHeight() {
+ return height;
+ }
+
+ public SquareType getSquareAt(int x, int y) {
+ if (falling != null && falling.covers(x, y, fallingX, fallingY)) {
+ return falling.getSquareType();
+ } else {
+ return squares[y][x];
+ }
+ }
+
+ public Poly getFalling() {
+ return falling;
+ }
+
+ public int getFallingX() {
+ return fallingX;
+ }
+
+ public int getFallingY() {
+ return fallingY;
+ }
+
+ public void setFalling(final Poly falling) {
+ this.falling = falling;
+ }
+
+ public void setFallingX(final int fallingX) {
+ this.fallingX = fallingX;
+ }
+
+ public void setFallingY(final int fallingY) {
+ this.fallingY = fallingY;
+ }
+
+ public void randomize() {
+ SquareType[] values = SquareType.values();
+ int numValues = values.length;
+ for (int y = 0; y < height; y++) {
+ for (int x = 0; x < width; x++) {
+ squares[y][x] = values[RND.nextInt(numValues)];
+ }
+ }
+ }
+}
diff --git a/src/se/liu/gusso230/tetris/BoardTester.java b/src/se/liu/gusso230/tetris/BoardTester.java
new file mode 100644
index 0000000..32c558f
--- /dev/null
+++ b/src/se/liu/gusso230/tetris/BoardTester.java
@@ -0,0 +1,20 @@
+package se.liu.gusso230.tetris;
+
+public class BoardTester {
+ public static void main(String[] args) {
+ Board board = new Board(5, 5);
+
+ board.setFalling(new TetrominoMaker().getPoly(0));
+ board.setFallingX(0);
+ board.setFallingY(0);
+
+ BoardToTextConverter converter = new BoardToTextConverter();
+
+ System.out.println(converter.toText(board));
+ board.getFalling().rotateCW();
+ System.out.println(converter.toText(board));
+
+ TetrisViewer viewer = new TetrisViewer(board);
+ viewer.show();
+ }
+}
diff --git a/src/se/liu/gusso230/tetris/BoardToTextConverter.java b/src/se/liu/gusso230/tetris/BoardToTextConverter.java
new file mode 100644
index 0000000..8096dd7
--- /dev/null
+++ b/src/se/liu/gusso230/tetris/BoardToTextConverter.java
@@ -0,0 +1,40 @@
+package se.liu.gusso230.tetris;
+
+public class BoardToTextConverter {
+ public BoardToTextConverter() {}
+
+ private char fromSquareType(SquareType squareType) {
+ switch (squareType) {
+ case I:
+ return '#';
+ case J:
+ return '%';
+ case S:
+ return '@';
+ case L:
+ return '~';
+ case O:
+ return '*';
+ case T:
+ return 'ยง';
+ case Z:
+ return '&';
+ }
+ return ' ';
+ }
+
+ public String toText(Board board) {
+ StringBuilder s = new StringBuilder();
+ for (int y = 0; y < board.getHeight(); y++) {
+ for (int x = 0; x < board.getWidth(); x++) {
+ s.append(fromSquareType(board.getSquareAt(x, y)));
+ }
+ s.append('\n');
+ }
+ for (int i = 0; i < board.getWidth(); i++) {
+ s.append('-');
+ }
+ s.append('\n');
+ return s.toString();
+ }
+}
diff --git a/src/se/liu/gusso230/tetris/Point.java b/src/se/liu/gusso230/tetris/Point.java
new file mode 100644
index 0000000..32e92ab
--- /dev/null
+++ b/src/se/liu/gusso230/tetris/Point.java
@@ -0,0 +1,25 @@
+package se.liu.gusso230.tetris;
+
+public class Point {
+ private int x;
+ private int y;
+
+ public Point(int x, int y) {
+ this.x = x;
+ this.y = y;
+ }
+
+ public int getX() {
+ return x;
+ }
+
+ public int getY() {
+ return y;
+ }
+
+ public void rotateCW(int boundingBoxSize) {
+ int prevX = x;
+ x = boundingBoxSize - y;
+ y = prevX;
+ }
+}
diff --git a/src/se/liu/gusso230/tetris/Poly.java b/src/se/liu/gusso230/tetris/Poly.java
new file mode 100644
index 0000000..01fed45
--- /dev/null
+++ b/src/se/liu/gusso230/tetris/Poly.java
@@ -0,0 +1,42 @@
+package se.liu.gusso230.tetris;
+
+public class Poly {
+ private SquareType squareType;
+ private Point[] points;
+
+ private int boundingBoxSize;
+
+ public Poly(SquareType squareType, Point[] points) {
+ this.squareType = squareType;
+ this.points = points;
+
+ boundingBoxSize = 0;
+ for (Point point : this.points) {
+ boundingBoxSize = Math.max(boundingBoxSize, point.getX());
+ boundingBoxSize = Math.max(boundingBoxSize, point.getY());
+ }
+ }
+
+ public SquareType getSquareType() {
+ return squareType;
+ }
+
+ public boolean covers(int x, int y, int posX, int posY) {
+ for (Point point : points) {
+ if (posX + point.getX() == x && posY + point.getY() == y) {
+ return true;
+ }
+ }
+ return false;
+ }
+
+ public void rotateCW() {
+ for (Point point : points) {
+ point.rotateCW(boundingBoxSize);
+ }
+ }
+
+ public Point[] getPoints() {
+ return points;
+ }
+}
diff --git a/src/se/liu/gusso230/tetris/SquareType.java b/src/se/liu/gusso230/tetris/SquareType.java
new file mode 100644
index 0000000..7f2e519
--- /dev/null
+++ b/src/se/liu/gusso230/tetris/SquareType.java
@@ -0,0 +1,14 @@
+package se.liu.gusso230.tetris;
+
+import java.util.Random;
+
+public enum SquareType {
+ EMPTY, I, O, T, S, Z, J, L;
+
+ public static void main(String[] args) {
+ Random rnd = new Random();
+ for (int i = 0; i < 25; i++) {
+ System.out.println(SquareType.values()[rnd.nextInt(SquareType.values().length)]);
+ }
+ }
+}
diff --git a/src/se/liu/gusso230/tetris/TetrisViewer.java b/src/se/liu/gusso230/tetris/TetrisViewer.java
new file mode 100644
index 0000000..d98298f
--- /dev/null
+++ b/src/se/liu/gusso230/tetris/TetrisViewer.java
@@ -0,0 +1,23 @@
+package se.liu.gusso230.tetris;
+
+import javax.swing.*;
+import java.awt.*;
+
+public class TetrisViewer {
+ private Board board;
+
+ public TetrisViewer(Board board) {
+ this.board = board;
+ }
+
+ public void show() {
+ JFrame frame = new JFrame("Tetris");
+ JTextArea gameTextArea = new JTextArea(board.getHeight(), board.getWidth());
+ gameTextArea.setText(new BoardToTextConverter().toText(board));
+ frame.setLayout(new BorderLayout());
+ frame.add(gameTextArea, BorderLayout.CENTER);
+ gameTextArea.setFont(new Font("Monospaced", Font.PLAIN, 20));
+ frame.pack();
+ frame.setVisible(true);
+ }
+}
diff --git a/src/se/liu/gusso230/tetris/TetrominoMaker.java b/src/se/liu/gusso230/tetris/TetrominoMaker.java
new file mode 100644
index 0000000..c9c8704
--- /dev/null
+++ b/src/se/liu/gusso230/tetris/TetrominoMaker.java
@@ -0,0 +1,76 @@
+package se.liu.gusso230.tetris;
+
+import java.util.ArrayList;
+import java.util.List;
+
+public class TetrominoMaker {
+ List<Poly> polys;
+
+ public TetrominoMaker() {
+ polys = new ArrayList<>();
+
+ // I
+ polys.add(new Poly(SquareType.I, new Point[] {
+ new Point(0, 1),
+ new Point(1, 1),
+ new Point(2, 1),
+ new Point(3, 1),
+ }));
+
+ // J
+ polys.add(new Poly(SquareType.J, new Point[] {
+ new Point(0, 0),
+ new Point(0, 1),
+ new Point(1, 1),
+ new Point(2, 1),
+ }));
+
+ // L
+ polys.add(new Poly(SquareType.L, new Point[] {
+ new Point(0, 1),
+ new Point(1, 1),
+ new Point(2, 1),
+ new Point(2, 0),
+ }));
+
+ // O
+ polys.add(new Poly(SquareType.O, new Point[] {
+ new Point(0, 0),
+ new Point(0, 1),
+ new Point(1, 0),
+ new Point(1, 1),
+ }));
+
+ // S
+ polys.add(new Poly(SquareType.S, new Point[] {
+ new Point(0, 0),
+ new Point(0, 1),
+ new Point(1, 0),
+ new Point(1, 1),
+ }));
+
+ // T
+ polys.add(new Poly(SquareType.T, new Point[] {
+ new Point(0, 1),
+ new Point(1, 1),
+ new Point(2, 1),
+ new Point(1, 0),
+ }));
+
+ // Z
+ polys.add(new Poly(SquareType.Z, new Point[] {
+ new Point(0, 0),
+ new Point(1, 0),
+ new Point(1, 1),
+ new Point(2, 1),
+ }));
+ }
+
+ public int getNumberOfTypes() {
+ return polys.size();
+ }
+
+ public Poly getPoly(int n) {
+ return polys.get(n);
+ }
+}
generated by cgit v1.2.1 (git 2.18.0) at 2025-12-13 21:36:56 +0100