/// <summary>
/// Generates the amount of cards needed based on this.Colums and this.Rows.
/// Cards get assigned images based on the currently selected theme.
/// Also handles randomizing the deck each time a game is played.
/// </summary>
private void PopulateDeck()
{
this.ConfigurateDeckStyling();
this.Deck = new List <CardPictureBox>();
this.SelectedCards = new List <CardPictureBox>();
for (int i = 0; i < (this.Rows * this.Collumns); i++)
{
CardPictureBox card = new CardPictureBox()
{
Dock = DockStyle.Fill,
SizeMode = PictureBoxSizeMode.StretchImage,
Name = $"{i}", //Couuld make a property that holds an int but we need to cast it to a string later on anyway
PairName = this.ThemeImages[this.SelectedTheme][i].Name,
CardImage = this.ThemeImages[this.SelectedTheme][i].Resource
};
card.Click += this.CardClicked;
this.Deck.Add(card);
}
//Randomize the location of the cards in the deck
this.Deck.Shuffle();
this.Deck.Shuffle();
foreach (CardPictureBox card in this.Deck)
{
this.Panel.Controls.Add(card);
}
}
/// <summary>
/// Handles whatever happends when clicking on one of the PictureBoxes(cards) on the playing field.
/// First we have to run a couple checks to determine if we can proceed;
/// - We need to check if the game is frozen, this happends after clicking on a card. We need to freeze the game
/// because if we do not do so the player has no time to see the second card he tried to match with the first.
/// So when we do not freeze the game the player has a (300)ms window to click other cards and mess up what is happenin
/// - Check if the currently clicked card is already in the this.SelectedCards list, we do not want a user to be able
/// to gain points for matching the card with the card he just clicked.
/// - If a card is solved we do not want to be able to gain points for that either.
///
/// When we have two cards in the this.SelectedCards list we want to proceed and check if they match.
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
public void CardClicked(object sender, System.EventArgs e)
{
CardPictureBox selectedCard = (CardPictureBox)sender;
//First check all the conditions on which we want to exit early
if (this.GameIsFrozen || this.SelectedCards.Contains(selectedCard) || selectedCard.IsSolved)
{
return;
}
else
{
//Show the image that we stored in CardImage
selectedCard.Image = selectedCard.CardImage;
this.SelectedCards.Add(selectedCard);
}
//Only when 2 cards have been selected we want to freeze the game and check if they match
if (this.SelectedCards.Count == 2)
{
this.GameIsFrozen = true;
//Delay checking if they match with (300)ms. This is so that the user has a few ms to see what image they flipped
//when they do not match. Without this its pretty much instant and the user wont be able to see what card they matched
Task.Delay(300).ContinueWith(x =>
{
this.CheckIfMatch();
});
}
}
/// <summary>
/// Resumes paused game. If it needs to resume game from savefile load file contents back into the memory class
/// and rebuild the deck.
/// </summary>
/// <param name="loadFromSaveFile"></param>
public void ResumeGame(bool loadFromSaveFile = false)
{
if (loadFromSaveFile)
{
//Since we are bypassing this.Populatedeck() we need to do some things again
//Create new empty lists for deck and selectedcards
this.Deck = new List <CardPictureBox>();
this.SelectedCards = new List <CardPictureBox>();
//Use a dynamic object for the next part, could also create a custom class for this
dynamic gameState = new System.Dynamic.ExpandoObject();
//Load the data from the savegamefile
string json = Files.GetFileContent(Path.Combine(Directory.GetCurrentDirectory(), "savegame.txt"));
//Deserialize the json
gameState = JsonConvert.DeserializeObject(json);
//For the next part we need to cast/convert all properties that are stored in our dyanmic list to the appropriate type
this.IsPlayerOnesTurn = (bool)gameState.IsPlayerOnesTurn;
this.SelectedTheme = (int)gameState.SelectedTheme;
this.Rows = (int)gameState.Rows;
this.Collumns = (int)gameState.Collumns;
this.Players = gameState.Players.ToObject <List <Player> >().ToArray(); //Seems dirty
//It is important that we style our deck after we loaded in all the settings, otherwise we get a default 4*4 playing field
//even though the settings may state otherwise
this.ConfigurateDeckStyling();
List <CardPictureBoxJson> deck = new List <CardPictureBoxJson>();
deck = gameState.Deck.ToObject <List <CardPictureBoxJson> >();
foreach (CardPictureBoxJson jsonCard in deck)
{
CardNameAndImage pairNameAndImage = this.ThemeImages[this.SelectedTheme].Find(item => item.Name == jsonCard.PairName);
CardPictureBox card = new CardPictureBox()
{
Dock = DockStyle.Fill,
SizeMode = PictureBoxSizeMode.StretchImage,
Name = jsonCard.Name,
IsSolved = jsonCard.IsSolved,
HasBeenVisible = jsonCard.HasBeenVisible,
PairName = pairNameAndImage.Name,
CardImage = pairNameAndImage.Resource,
Image = (jsonCard.IsSolved) ? pairNameAndImage.Resource : null //Show image based on if it was solved
};
card.Click += this.CardClicked;
//Check if the card is currently selected, if so add it to the selectedCards list.
if (jsonCard.IsSelected)
{
this.SelectedCards.Add(card);
card.Image = pairNameAndImage.Resource;
}
this.Deck.Add(card);
}
foreach (CardPictureBox card in this.Deck)
{
this.Panel.Controls.Add(card);
}
}
//Remove the savegame from the savefile to prevent abuse
Files.WriteToFile(Path.Combine(Directory.GetCurrentDirectory(), "savegame.txt"), "", overwrite: true);
this.HasUnfinishedGame = false;
this.Form1.ShowLoadGameCheckbox();
//Pass back control to the player
this.GameIsFrozen = false;
}