// updates blasts and removes them from list when size reached public static void UpdateShrinkers(GameTime gameTime) { for (int i = 0; i < Shrinkers.Count; i++) { Shrinker s = Shrinkers[i]; if (s.Update(gameTime)) { Shrinkers.Remove(s); i--; } } }
void giveMoveCommand(Vector2 mousePosition) { // create move command shrinker thing Shrinker moveCommandThing; if (Unit.PathFinder.IsPointWalkable(mousePosition)) moveCommandThing = new Shrinker(mousePosition - new Vector2(moveCommandShrinkerSize / 2f, moveCommandShrinkerSize / 2f), moveCommandShrinkerSize, 10); else moveCommandThing = new Shrinker(map.FindNearestWalkableTile(mousePosition) - new Vector2(moveCommandShrinkerSize / 2f, moveCommandShrinkerSize / 2f), moveCommandShrinkerSize, 10); moveCommandThing.Texture = moveCommandTexture; // create magic box Rectangle magicBox = SelectedUnits[0]; foreach (Unit unit in SelectedUnits) magicBox = Rectangle.Union(magicBox, unit.Rectangle); // box is too big or clicked inside magic box if (magicBox.Width > magicBoxMaxSize || magicBox.Height > magicBoxMaxSize || magicBox.Contains((int)mousePosition.X, (int)mousePosition.Y)) { bool isPointWalkable = Unit.PathFinder.IsPointWalkable(mousePosition); // assign move targets to mouse position foreach (Unit unit in SelectedUnits) { // if mouse position is not in a walkable tile, find nearest walkable tile Vector2 destinationPoint; if (isPointWalkable) destinationPoint = mousePosition; else destinationPoint = map.FindNearestWalkableTile(mousePosition); // not holding shift if (keyboardState.IsKeyUp(Keys.LeftShift)) { //float distanceToDestination = Vector2.Distance(unit.CurrentPathNode.Tile.CenterPoint, destinationPoint); //if (distanceToDestination <= unit.Diameter) //unit.GiveCommand(new MoveCommand(destinationPoint, 1)); //else MoveCommand command = new MoveCommand(destinationPoint, 1); unit.GiveCommand(command); Unit.PathFinder.AddPathFindRequest(unit, command, unit.CurrentPathNode, false); } // holding shift else { //float distanceBetweenCurrentAndNewMoveTarget = Vector2.Distance(unit.FinalMoveDestination, destinationPoint); //if (distanceBetweenCurrentAndNewMoveTarget <= unit.Diameter) // unit.QueueCommand(new MoveCommand(destinationPoint, 1)); //else MoveCommand command = new MoveCommand(destinationPoint, 1); unit.QueueCommand(command); //Unit.PathFinder.AddPathFindRequest(unit, command, unit.CurrentPathNode); } } } // clicked outside magic box else { // make destination box and keep in screen Rectangle destBox = magicBox; destBox.X = (int)mousePosition.X - destBox.Width / 2; destBox.Y = (int)mousePosition.Y - destBox.Height / 2; // calculate angle from magic box to destination box float angle = (float)Math.Atan2(destBox.Center.Y - magicBox.Center.Y, destBox.Center.X - magicBox.Center.X); float angleX = (float)Math.Cos(angle); float angleY = (float)Math.Sin(angle); float distance = Vector2.Distance(new Vector2(magicBox.Center.X, magicBox.Center.Y), new Vector2(destBox.Center.X, destBox.Center.Y)); // assign move targets based on angle foreach (Unit unit in SelectedUnits) { // if mouse position is not in a walkable tile, find nearest walkable tile Vector2 destinationPoint = unit.CenterPoint + new Vector2(distance * angleX, distance * angleY); if (!Unit.PathFinder.IsPointWalkable(destinationPoint)) destinationPoint = map.FindNearestWalkableTile(destinationPoint); // not holding shift if (keyboardState.IsKeyUp(Keys.LeftShift)) { //float distanceToDestination = Vector2.Distance(unit.CurrentPathNode.Tile.CenterPoint, destinationPoint); //if (distanceToDestination <= unit.Diameter) // unit.GiveCommand(new MoveCommand(destinationPoint, 1)); //else MoveCommand command = new MoveCommand(destinationPoint, 1); unit.GiveCommand(command); Unit.PathFinder.AddPathFindRequest(unit, command, unit.CurrentPathNode, false); } // holding shift else { //float distanceBetweenCurrentAndNewMoveTarget = Vector2.Distance(unit.FinalMoveDestination, destinationPoint); //if (distanceBetweenCurrentAndNewMoveTarget <= unit.Diameter) // unit.QueueCommand(new MoveCommand(destinationPoint, 1)); //else unit.QueueCommand(new MoveCommand(destinationPoint, 1)); } } } }