/// <summary>
/// This event fire each time that user click on any button on panelMain
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void TileButton_Click(object sender, EventArgs e)
{
//Get the button that fire the event
TileButton btnClicked = (TileButton)sender;
ChangebuttonState(btnClicked);
}
private void CommonToolStripAction(ToolStripMenuItem toolStripMenuItemToMark)
{
UnselectAllDifficultyToolStrip();
toolStripMenuItemToMark.Checked = true;
btnInitial = null;
btnFinal = null;
CreateControls();
}
/// <summary>
/// Create and asign controls to main form
/// </summary>
private void CreateControls()
{
//Get setup for selected difficulty
SetSetupByDifficulty();
//Clean panel and set enabled true
mainPanel.Controls.Clear();
mainPanel.Enabled = true;
int iCountParcial = 0;
int iLocationA = 0;
int iLocationB = 0;
int sideSizeForButton = increase;
//Get number of button to generate
TotalNumOfButtons = (PnlSize / increase) * NumButtonsPerRow;
for (int i = 0; i < TotalNumOfButtons; i++)
{
TileButton btnToAsign = new TileButton
{
Name = ButtonPrefix + i,
BackgroundImageLayout = ImageLayout.Stretch
};
//Add events to button
btnToAsign.Click += new EventHandler(TileButton_Click);
btnToAsign.Location = new Point(iLocationA, iLocationB);
btnToAsign.Text = string.Empty;
btnToAsign.FlatStyle = FlatStyle.Flat;
//Set Size
btnToAsign.Size = new Size(sideSizeForButton, sideSizeForButton);
//Add to the panel
mainPanel.Controls.Add(btnToAsign);
//Increase count of button set in panel
iCountParcial++;
//Increase referencial location point
if (iCountParcial < NumButtonsPerRow)
{
iLocationA += increase;
}
else
{
iCountParcial = 0;
iLocationA = 0;
iLocationB += increase;
}
}
}
/// <summary>
/// Clean controls in panel
/// </summary>
private void CleanPanel()
{
foreach (Control item in mainPanel.Controls)
{
if (item.GetType() == typeof(TileButton))
{
item.BackgroundImage = null;
}
}
btnInitial = null;
btnFinal = null;
}
/// <summary>
/// Handle the 4 types of tile (Empty, Wall, Initial and Final)
/// </summary>
/// <param name="btnClicked"></param>
private void ChangebuttonState(TileButton btnClicked)
{
//If empty can set as Wall
if (btnClicked.IsEmptyTitle())
{
//Set as wall
btnClicked.BackgroundImage = TileBlock;
btnClicked.SetAsWallTitle();
}
else if (btnClicked.IsWallTile && btnInitial == null)
{
//Check if exist a previous Initial Tile
if (btnInitial != null)
{
btnInitial.BackgroundImage = null;
btnInitial.SetAsEmptyTitle();
}
//Set as Initial Tile
btnClicked.BackgroundImage = InitialTile;
btnClicked.SetAsInitialTitle();
btnInitial = btnClicked;
}
else if (btnClicked.IsInitialTile)
{
btnClicked.SetAsEmptyTitle();
btnInitial = null;
}
else if (btnClicked.IsFinalTile)
{
btnClicked.SetAsEmptyTitle();
btnFinal = null;
}
else if (btnClicked.IsWallTile && btnFinal == null)
{
//Check if exist a previous Final Tile
if (btnFinal != null)
{
btnFinal.BackgroundImage = null;
btnFinal.SetAsEmptyTitle();
}
btnClicked.BackgroundImage = EndTile;
btnClicked.SetAsFinalTitle();
btnFinal = btnClicked;
}
else
{
btnClicked.SetAsEmptyTitle();
}
}
/// <summary>
/// Generate walls randomly, not checks if the path can be solved
/// </summary>
private void GenerateWalls()
{
int numOfWalls = TotalNumOfButtons / 3;
int wallCount = 0;
do
{
int wallIndex = randomize.Next(0, TotalNumOfButtons);
TileButton btnWall = (TileButton)mainPanel.Controls[wallIndex];
if (btnWall.IsEmptyTitle())
{
btnWall.BackgroundImage = TileBlock;
btnWall.SetAsWallTitle();
wallCount++;
}
}while (wallCount < numOfWalls);
}
/// <summary>
/// Generate initial and final tiles
/// </summary>
private void GenerateInitialAndFinalButton()
{
//Generate initial button
int initialButtonIndex = randomize.Next(0, TotalNumOfButtons);
btnInitial = (TileButton)mainPanel.Controls[initialButtonIndex];
btnInitial.BackgroundImage = InitialTile;
btnInitial.SetAsInitialTitle();
//Generate final button
int finalButtonIndex;
do
{
finalButtonIndex = randomize.Next(0, TotalNumOfButtons);
}
// We need check that we don't use the same button and also that we have a minimun difference
while (finalButtonIndex == initialButtonIndex || Math.Abs(initialButtonIndex - finalButtonIndex) < 45);
btnFinal = (TileButton)mainPanel.Controls[finalButtonIndex];
btnFinal.BackgroundImage = EndTile;
btnFinal.SetAsFinalTitle();
}
