public void TestBinarySearch()
{
List<string> animalsUnordered = new List<string>(
new[] { "Cat", "Dog", "Elephant", "Eagle", "Eel", "Zebra", "Yak", "Monkey", "Meerkat" });
WordList words;
while (animalsUnordered.Count > 0)
{
words = new WordList(animalsUnordered);
Assert.AreEqual(-1, words.BinarySearch("Unicorn", false, false), "Wrong index for: Unicorn");
string[] animalsOrdered = animalsUnordered.OrderBy(a => a).ToArray();
Assert.AreEqual(-1, words.BinarySearch("Dragon", false, false), "Wrong index for: Dragon");
for (int expectedIndex = 0; expectedIndex < animalsOrdered.Length; expectedIndex++)
{
string word = animalsOrdered[expectedIndex];
Assert.AreEqual(expectedIndex, words.BinarySearch(word, false, false), "Wrong index for: " + word);
}
animalsUnordered.RemoveAt(0);
}
words = new WordList(new[] { "Heaven", "Hell", "Hello", "Zebra", "ZOO" });
Assert.AreEqual(0, words.BinarySearch("H", false, true), "Wrong index for: H");
Assert.AreEqual(1, words.BinarySearch("HELL", false, true), "Wrong index for: H");
Assert.AreEqual(3, words.BinarySearch("M", true, false), "Wrong index for: M");
Assert.AreEqual(-1, words.BinarySearch("M", false, false), "Wrong index for: M");
}
private void Work(object sender, DoWorkEventArgs args)
{
var worker = (BackgroundWorker)sender;
ReportStatus(worker, "Service Started");
try
{
bool gameRunning = false;
Process browser = null;
Rectangle[] tileRects = new Rectangle[] { };
Bitmap screenShot = null;
Rectangle browserRect = new Rectangle();
Rectangle gameBoardRect = new Rectangle(0, 0, 0, 0);
var tileTexts = new string[, ] {
{ "", "", "", "" },
{ "", "", "", "" },
{ "", "", "", "" },
{ "", "", "", "" }
};
var words = new WordSequence[] { };
var timer = new Stopwatch();
var dictionary = new WordList();
dictionary.LoadFromFile("word list.txt", false);
int wordIndex = 0;
while (!worker.CancellationPending)
{
if (!gameRunning)
{
// Wait a bit
System.Threading.Thread.Sleep(500);
ReportStatus(worker, "Looking for Wordament window...");
// Find browser process
browser = WordamentWindow.FindProcess();
if (browser != null)
{
ReportStatus(worker, "Found Wordament window");
if (!WordamentWindow.GetWindowRect(browser.MainWindowHandle, out browserRect))
{
ReportStatus(worker, "Couldn't get window brounds");
continue;
}
//ReportStatus(worker, "Taking screenshot");
//timer.Start();
screenShot = new Bitmap(browserRect.Width, browserRect.Height);
WordamentWindow.TakeScreenshot(screenShot, browserRect);
//ReportStatus(worker, string.Format("Done in {0:#,##0}ms", timer.ElapsedMilliseconds));
ReportStatus(worker, "Looking for tiles...");
//timer.Restart();
tileRects = WordamentWindow.GetTileRects(screenShot).
Where(r => (r.Width == Settings.ValidTileWidth) && (r.Height == Settings.ValidTileHeight)).
OrderBy(r => r.Top).ThenBy(r => r.Left).ToArray();
//ReportStatus(worker, string.Format("Done in {0:#,##0}ms", timer.ElapsedMilliseconds));
// Do some tests to make sure that this is the game board we're looking at
if (tileRects.Length == 16)
{
var lefts = new HashSet <int>();
var tops = new HashSet <int>();
var widths = new HashSet <int>();
var heights = new HashSet <int>();
foreach (var rect in tileRects)
{
lefts.Add(rect.Left);
tops.Add(rect.Top);
widths.Add(rect.Width);
heights.Add(rect.Height);
}
gameRunning =
(lefts.Count == 4) && (tops.Count == 4) &&
(widths.Count == 1) && (heights.Count == 1) &&
widths.Contains(Settings.ValidTileWidth) && heights.Contains(Settings.ValidTileHeight);
}
if (gameRunning)
{
ReportStatus(worker, "Found game tiles");
// The game appears to have started
// First get the size of the game board area
gameBoardRect.Location = new Point(
tileRects.Min(r => r.Left),
tileRects.Min(r => r.Top));
gameBoardRect.Size = new Size(
tileRects.Max(r => r.Right) - gameBoardRect.Left,
tileRects.Max(r => r.Bottom) - gameBoardRect.Top);
// Perform OCR on each tile
ReportStatus(worker, "Performing OCR");
using (var tileBitmap = new Bitmap(Settings.ValidTileWidth, Settings.ValidTileHeight))
{
using (var graphics = Graphics.FromImage(tileBitmap))
{
for (var index = 0; index < tileRects.Length; index++)
{
var tileRect = tileRects[index];
graphics.DrawImage(screenShot, 0, 0, tileRect, GraphicsUnit.Pixel);
Brush tileBrush = new SolidBrush(Settings.NormalTileColor);
graphics.FillRectangle(tileBrush, 0, 0, Settings.TileScoreWidth, Settings.TileScoreHeight);
string tileText = Ocr.ReadWord(tileBitmap);
tileText = tileText.Trim(' ', '-');
int tileX = index % 4;
int tileY = (int)Math.Truncate(index / 4.0f);
tileTexts[tileX, tileY] = tileText;
//ReportStatus(worker, string.Format("Tile[{0}, {1}] = \"{2}\"", tileX, tileY, tileText));
}
}
}
ReportStatus(worker, "Gameboard:");
for (var y = 0; y < 4; y++)
{
string line = "";
for (var x = 0; x < 4; x++)
{
line += " " + tileTexts[x, y];
}
ReportStatus(worker, line);
}
ReportStatus(worker, "Finding Words");
var finder = new WordFinder();
words = finder.FindWordSequences(dictionary, tileTexts).
Distinct(new DistinctWordComparer()).
OrderByDescending(w => w.Word.Length).ToArray();
ReportStatus(worker, string.Format("Found {0} words", words.Length));
wordIndex = 0;
/*
* string wordMessage = words[0].Word + " = ";
* for (var index = 0; index < words[0].Tiles.Length; index++)
* {
* if (index > 0)
* wordMessage += ", ";
* wordMessage += string.Format("[{0},{1}]", words[0].Tiles[index].X, words[0].Tiles[index].Y);
* }
* ReportStatus(worker, "Word: " + wordMessage);
*/
}
}
}
if (gameRunning)
{
int lastPlayedTileIndex = -1;
string lastPlayedWord = "";
if (wordIndex >= words.Length)
{
//ReportStatus(worker, "Finished playing all found words!");
System.Threading.Thread.Sleep(1000);
}
else
{
var seq = words[wordIndex];
//ReportStatus(worker, "Playing word: " + seq.Word);
const int pathSmoothingPointCount = 4;
int previousTileCenterX = -1;
int previousTileCenterY = -1;
for (var tileIndex = 0; tileIndex < seq.Tiles.Length; tileIndex++)
{
var tileLocation = seq.Tiles[tileIndex];
int gridTileIndex = (int)(tileLocation.X + (tileLocation.Y * 4));
var tileRect = tileRects[gridTileIndex];
int tileCenterX = browserRect.Left + tileRect.Left + (tileRect.Width / 2);
int tileCenterY = browserRect.Top + tileRect.Top + (tileRect.Height / 2);
if ((pathSmoothingPointCount > 0) && (tileIndex > 0))
{
float stepX = (tileCenterX - previousTileCenterX) / (pathSmoothingPointCount + 1);
float stepY = (tileCenterY - previousTileCenterY) / (pathSmoothingPointCount + 1);
for (var pathSmoothingIndex = 0; pathSmoothingIndex < pathSmoothingPointCount; pathSmoothingIndex++)
{
int x = (int)(previousTileCenterX + (stepX * (pathSmoothingIndex + 1)));
int y = (int)(previousTileCenterY + (stepY * (pathSmoothingIndex + 1)));
MouseControl.SetMousePos(x, y);
System.Threading.Thread.Sleep(5);
}
}
MouseControl.SetMousePos(tileCenterX, tileCenterY);
if (tileIndex == 0)
{
MouseControl.LeftButtonDown(tileCenterX, tileCenterY);
}
else if (tileIndex == seq.Tiles.Length - 1)
{
MouseControl.LeftButtonUp(tileCenterX, tileCenterY);
}
previousTileCenterX = tileCenterX;
previousTileCenterY = tileCenterY;
// Wait a very few ms after swiping a tile
System.Threading.Thread.Sleep(Settings.PostTileSleepTime);
}
// Wait a few ms after playing a word
System.Threading.Thread.Sleep(Settings.PostWordSleepTime);
lastPlayedTileIndex =
(int)(seq.Tiles[seq.Tiles.Length - 1].X +
(4 * seq.Tiles[seq.Tiles.Length - 1].Y));
lastPlayedWord = seq.Word;
wordIndex++;
}
GameState gameState = WordamentWindow.GetGameState(browserRect, tileRects, lastPlayedTileIndex, lastPlayedWord);
switch (gameState)
{
case GameState.ValidWord:
if (lastPlayedWord != "")
{
ReportStatus(worker, "Played valid word: " + lastPlayedWord);
}
System.Threading.Thread.Sleep(100);
if (wordIndex >= words.Length)
{
ReportStatus(worker, "Finished playing all found words");
}
break;
case GameState.InvalidWord:
if (lastPlayedWord != "")
{
ReportStatus(worker, "Played INVALID word: " + lastPlayedWord);
}
System.Threading.Thread.Sleep(100);
if (wordIndex >= words.Length)
{
ReportStatus(worker, "Finished playing all found words");
}
break;
case GameState.GuessingWarning:
if (lastPlayedWord != "")
{
ReportStatus(worker, "Played INVALID word: " + lastPlayedWord);
}
ReportStatus(worker, "Accused of guessing - How rude!");
System.Threading.Thread.Sleep(1700);
if (wordIndex >= words.Length)
{
ReportStatus(worker, "Finished playing all found words");
}
break;
case GameState.TimesUp:
ReportStatus(worker, "The only winning move is not to play");
System.Threading.Thread.Sleep(25000);
gameRunning = false;
break;
case GameState.Unknown:
ReportStatus(worker, "Unsure of game state - assuming game over");
System.Threading.Thread.Sleep(3000);
gameRunning = false;
break;
case GameState.InGame:
default:
// Keep playing!
System.Threading.Thread.Sleep(100);
break;
}
// Force check to see if we should stop service
ReportStatus(worker, "");
}
}
}
catch (Exception error)
{
ReportStatus(worker, string.Format("Error {0}: {1}", error.GetType().Name, error.Message));
}
ReportStatus(worker, "Service Stopped");
}