public void DragOver(Point point, ushort value)
{
SelectedTiles.Clear();
SelectedTilesValue.Clear();
point = new Point(point.X / TILE_SIZE, point.Y / TILE_SIZE);
SelectedTiles.Add(point);
SelectedTilesValue[point] = value;
}
public void TempSelection(Rectangle area, bool deselectIfSelected)
{
TempSelectionTiles.Clear();
TempSelectionDeselect = deselectIfSelected;
for (int y = Math.Max(area.Y / TILE_SIZE, 0); y < Math.Min(DivideRoundUp(area.Y + area.Height, TILE_SIZE), Layer.Height); ++y)
{
for (int x = Math.Max(area.X / TILE_SIZE, 0); x < Math.Min(DivideRoundUp(area.X + area.Width, TILE_SIZE), Layer.Width); ++x)
{
if (SelectedTiles.Contains(new Point(x, y)) || Layer.Tiles[y][x] != 0xffff)
{
TempSelectionTiles.Add(new Point(x, y));
}
}
}
}
public void TempSelection(Rectangle area, bool deselectIfSelected)
{
TempSelectionDeselect = deselectIfSelected;
if (tempSelectionArea == Rectangle.Empty)
{
TempSelectionTiles.Clear();
for (int y = Math.Max(area.Y / TILE_SIZE, 0); y < Math.Min(DivideRoundUp(area.Y + area.Height, TILE_SIZE), Layer.Height); ++y)
{
for (int x = Math.Max(area.X / TILE_SIZE, 0); x < Math.Min(DivideRoundUp(area.X + area.Width, TILE_SIZE), Layer.Width); ++x)
{
if (SelectedTiles.Contains(new Point(x, y)) || Layer.Tiles[y][x] != 0xffff)
{
TempSelectionTiles.Add(new Point(x, y));
}
}
}
}
else
{
Rectangle commonArea = area;
commonArea.Intersect(tempSelectionArea);
AddToTempSelection(new Rectangle(area.Left, area.Top, area.Width, Math.Max(commonArea.Top - area.Top, 0)));
AddToTempSelection(new Rectangle(commonArea.Right, commonArea.Top, Math.Max(area.Right - commonArea.Right, 0), commonArea.Height));
AddToTempSelection(new Rectangle(area.Left, commonArea.Top, Math.Max(commonArea.Left - area.Left, 0), commonArea.Height));
AddToTempSelection(new Rectangle(area.Left, commonArea.Bottom, area.Width, Math.Max(area.Bottom - commonArea.Bottom, 0)));
RemoveFromTempSelection(new Rectangle(tempSelectionArea.Left, tempSelectionArea.Top, tempSelectionArea.Width, Math.Max(commonArea.Top - tempSelectionArea.Top, 0)), area);
RemoveFromTempSelection(new Rectangle(commonArea.Right, commonArea.Top, Math.Max(tempSelectionArea.Right - commonArea.Right, 0), commonArea.Height), area);
RemoveFromTempSelection(new Rectangle(tempSelectionArea.Left, commonArea.Top, Math.Max(commonArea.Left - tempSelectionArea.Left, 0), commonArea.Height), area);
RemoveFromTempSelection(new Rectangle(tempSelectionArea.Left, commonArea.Bottom, tempSelectionArea.Width, Math.Max(tempSelectionArea.Bottom - commonArea.Bottom, 0)), area);
}
tempSelectionArea = area;
InvalidateSelectedChunks();
}