/// <summary>
/// Checks for input to draw, erase or select tiles using the mouse.
/// </summary>
private static void CheckForMouseInput()
{
_mouseRectInGameWorld = InputSystem.GetMouseRectGameWorld();
IndexOfMouse = CalcHelper.GetIndexInGameWorld(_mouseRectInGameWorld.X, _mouseRectInGameWorld.Y);
if (!IsIntersectingUi())
{
if (InputSystem.IsLeftMousePressed() && InputSystem.IsRightMousePressed())
{
return;
}
if (InputSystem.IsLeftMousePressed())
{
if (Brush.CurrentBrushMode == Brush.BrushMode.Build && lastAddedTile != IndexOfMouse)
{
lastAddedTile = IndexOfMouse;
lastRemovedTile = -1;
UpdateSelectedTiles(SelectedId);
}
else if (Brush.CurrentBrushMode == Brush.BrushMode.Erase && lastRemovedTile != IndexOfMouse)
{
lastRemovedTile = IndexOfMouse;
lastAddedTile = -1;
UpdateSelectedTiles(0);
}
else if (Brush.CurrentBrushMode == Brush.BrushMode.Select)
{
Tile tile = GameWorld.GetTile(IndexOfMouse);
tile.InteractInEditMode();
}
}
if (InputSystem.IsRightMousePressed())
{
if (!OnWallMode)
{
ChangeWallModeTo(true);
}
if (Brush.CurrentBrushMode == Brush.BrushMode.Build && lastAddedTile != IndexOfMouse)
{
// Entities cannot be placed in wall mode.
if ((int)SelectedId < 200)
{
lastAddedTile = IndexOfMouse;
lastRemovedTile = -1;
UpdateSelectedTiles(SelectedId);
}
}
else if (Brush.CurrentBrushMode == Brush.BrushMode.Erase && lastRemovedTile != IndexOfMouse)
{
lastRemovedTile = IndexOfMouse;
lastAddedTile = -1;
UpdateSelectedTiles(0);
}
}
else if (InputSystem.IsMiddleMousePressed())
{
TileType lastSelectedId = SelectedId;
SelectedId = GameWorld.WorldData.TileIDs[IndexOfMouse];
if (SelectedId == 0)
{
SelectedId = GameWorld.WorldData.WallIDs[IndexOfMouse];
}
if (SelectedId != 0)
{
HotBar.AddToHotBarFromWorld(SelectedId);
Brush.ChangeBrushMode(Brush.BrushMode.Build);
}
else
{
SelectedId = lastSelectedId;
}
}
else
{
if (OnWallMode)
{
ChangeWallModeTo(false);
}
}
}
}
