public GameCell(GameObject gameObject)
{
this.gameObject = gameObject;
}
public CanMoveResult TryMoveObjectHere(GameObject obj, int startRow, int startColumn)
{
CanMoveResult result = CanMoveObjectHere(obj, startRow, startColumn);
if (result != CanMoveResult.Success) return result;
RemoveObject(obj);
FillObjectCells(obj, startRow, startColumn);
objectDict[obj] = new GameCellPos(startRow, startColumn);
return CanMoveResult.Success;
}
void FillObjectCells(GameObject obj, int startRow, int startColumn)
{
for (int i = 0; i < obj.Height; i++) {
for (int j = 0; j < obj.Width; j++) {
if (!obj.Bitmap[i, j]) continue;
cells[i + startRow][j + startColumn] = new GameCell(obj);
}
}
}
public bool TryGetObjectPosition(GameObject obj, out GameCellPos position)
{
return objectDict.TryGetValue(obj, out position);
}
public CanMoveResult TryMoveObject(GameObject obj, int deltaRow, int deltaColumn)
{
GameCellPos start;
if (!TryGetObjectPosition(obj, out start)) return CanMoveResult.ObjectNotFound;
return TryMoveObjectHere(obj, start.Row + deltaRow, start.Column + deltaColumn);
}
public CanMoveResult CanMoveObjectHere(GameObject obj, int startRow, int startColumn)
{
for (int i = 0; i < obj.Height; i++) {
for (int j = 0; j < obj.Width; j++) {
if (!obj.Bitmap[i, j]) continue;
int iTable = i + startRow;
int jTable = j + startColumn;
if (iTable < 0 || iTable >= Height || jTable < 0 || jTable >= Width) return CanMoveResult.TableBoundsCollision;
}
}
for (int i = 0; i < obj.Height; i++) {
for (int j = 0; j < obj.Width; j++) {
if (!obj.Bitmap[i, j]) continue;
int iTable = i + startRow;
int jTable = j + startColumn;
if (cells[iTable][jTable].GameObject != null && cells[iTable][jTable].GameObject != obj) return CanMoveResult.ObjectCollision;
}
}
return CanMoveResult.Success;
}
public bool RemoveObject(GameObject obj)
{
GameCellPos oldStart;
if (!objectDict.TryGetValue(obj, out oldStart)) return false;
ClearObjectCells(obj, oldStart.Row, oldStart.Column);
objectDict.Remove(obj);
return true;
}
public void AddObject(GameObject obj, int startRow, int startColumn)
{
if (TryMoveObjectHere(obj, startRow, startColumn) != CanMoveResult.Success) throw new InvalidOperationException(string.Format("Can't place object here {0}:{1}.", startRow, startColumn));
}
public bool RemoveObjectFromColorCache(GameObject obj)
{
bool colorResult = objectColorDict.Remove(obj);
Image image;
if (objectImageDict.TryGetValue(obj, out image)) {
image.Dispose();
return true;
}
return colorResult;
}
public DrawCellInfo(GameCellPos cellPos, GameCellPos objectPos, GameObject obj)
: this(cellPos)
{
this.objectPos = objectPos;
this.obj = obj;
}
public Image GetObjectImage(GameObject obj, Color objectColor)
{
if (obj == null || grayCellImageData == null) return null;
Image objectImage;
if (!objectImageDict.TryGetValue(obj, out objectImage)) {
objectImage = CommonHelper.GetColorImage(grayCellImageData, objectColor);
objectImageDict.Add(obj, objectImage);
}
return objectImage;
}
public Color GetObjectColor(GameObject obj)
{
if (obj == null) {
return Color.MidnightBlue;
}
Color color;
if (!objectColorDict.TryGetValue(obj, out color)) {
color = Color.FromArgb(100 + randomize.Next(155),
100 + randomize.Next(155),
100 + randomize.Next(155));
objectColorDict.Add(obj, color);
}
return color;
}