private void HighlightSelectedBalls(int x, int y, bool[,] visit)
{
int[] dx = { -1, 0, 1, 0 };
int[] dy = { 0, 1, 0, -1 };
visit[x, y] = true;
var ball = CurrentField.GetBall(x, y);
if (ball is OjamaBall)
{
return;
}
var color = ball.Color;
ball.IsOnMouse = true;
for (var i = 0; i < 4; ++i)
{
var tx = x + dx[i];
var ty = y + dy[i];
if (!CurrentField.IsInFieldRange(tx, ty) ||
visit[tx, ty] ||
CurrentField.GetBall(tx, ty).Color != color)
{
continue;
}
HighlightSelectedBalls(tx, ty, visit);
}
}
private void GameControlOnMouseLeftButtonUp(
object sender,
MouseButtonEventArgs mouseButtonEventArgs)
{
if (!IsRunning)
{
return;
}
var screenPoint = new Point(Cursor.Position.X, Cursor.Position.Y);
var controlPoint = _gameControl.PointFromScreen(screenPoint);
var ratioX = _camera.WorldWidth / _gameControl.ActualWidth;
var ratioY = _camera.WorldHeight / _gameControl.ActualHeight;
var worldPosition = new Vector2((float)(controlPoint.X * ratioX),
(float)(controlPoint.Y * ratioY));
Microsoft.Xna.Framework.Point bordPos;
if (!CurrentField.ToBordPointFromRenderPosition(worldPosition, out bordPos) ||
!CurrentField.IsInFieldRange(bordPos.X, bordPos.Y))
{
return;
}
var gameConfig = CurrentField.GameConfig;
var visit = new bool[gameConfig.Column + 1, gameConfig.Row + 1];
var tempCount = CurrentField.DfsDestroyableBalls(bordPos.X, bordPos.Y, visit);
if (tempCount < gameConfig.MinChain)
{
return;
}
var ball = CurrentField.GetBall(bordPos.X, bordPos.Y);
if (ball is OjamaBall)
{
return;
}
OutPut = bordPos;
IsRunning = false;
}