public TDTower(TDTower sourceTemplate, Point newLocation)
{
base.MainColor = Color.Blue;
this.BulletDamage = sourceTemplate.BulletDamage;
this.BulletSpeed = sourceTemplate.BulletSpeed;
this.Cooldown = sourceTemplate.Cooldown;
this.HPMax = sourceTemplate.HPMax;
this.HPCurrent = this.HPMax;
this.Location = new TDLocation(newLocation.X, newLocation.Y);
this.Name = sourceTemplate.Name;
this.Range = sourceTemplate.Range;
this.Size = sourceTemplate.Size;
this.SpashRadius = sourceTemplate.SpashRadius;
this.SeekingMissle = sourceTemplate.SeekingMissle;
this.ChainHops = sourceTemplate.ChainHops;
this.ChainDist = sourceTemplate.ChainDist;
this.Cost = sourceTemplate.Cost;
if (sourceTemplate.Effects != null &&
sourceTemplate.Effects.Count > 0)
{
foreach (TDEffect e in sourceTemplate.Effects)
{
this.Effects.Add(new TDEffect(e.Effect, e.Power, e.Duration, false));
}
}
}
private void CreateNewTower()
{
TDTower t = new TDTower();
t.BulletDamage = (int)nudDamage.Value;
t.BulletSpeed = (int)nudBulletSpeed.Value;
t.HPMax = (int)nudHP.Value;
t.HPCurrent = t.HPMax;
t.Name = textBox1.Text;
t.Range = (int)nudRange.Value;
t.SpashRadius = (int)nud_SplashRadius.Value;
t.ChainDist = (int)nud_ChainDist.Value;
t.ChainHops = (int)nud_ChainCount.Value;
t.SeekingMissle = chk_Seeking.Checked;
t.Cooldown = new TimeSpan(0, 0, 0, 0, (int)(500 / nudFireRate.Value));
if (this.nudSlowPercentage.Value > 0 &&
this.nudSlowTime.Value > 0)
{
t.Effects.Add(new TDEffect(TDEffectTypes.Slow, this.nudSlowPercentage.Value, new TimeSpan(0, 0, 0, (int)this.nudSlowTime.Value), false));
}
t.Cost = totalCost / 2; // prototype is full cost, each implementation is only half.
t.IsHighlighted = true;
this.Tower = t;
TDSession.thisSession.gold -= totalCost;
}
public bool isTowerOnPath(TDTower t)
{
// first check if intersting any corner
TDPathPoint lastPoint = null;
foreach (TDPath p in this.Paths)
{
foreach (TDPathPoint pp in p.PathPoints)
{
if (TDMath.Intersects(t.Location, t.Size, pp.Location, GridSize))
{
return(true);
}
else
{
// check intersecting any line
if (lastPoint != null)
{
if (TDMath.Intersects(t, pp, lastPoint))
{
return(true);
}
}
lastPoint = pp;
}
}
}
return(false);
}
private void ShootAtTower(TDTower tower)
{
// create a TDAmmo object at this current location, and set it's speed toward target.
TDAmmo newAmmo = new TDAmmo(this, tower);
TDSession.thisSession.CurrentLevel.Ammo.Add(newAmmo);
}
private void placeTower(Point point)
{
TDTower newTower = new TDTower(GetSelectedTowerType(), point);
TDSession.thisSession.CurrentLevel.Towers.Add(newTower);
TDSession.thisSession.gold -= newTower.Cost;
}
void pop_FormClosed(object sender, FormClosedEventArgs e)
{
TDTower t = (sender as TDTowerCreator).Tower;
if (t == null)
{
return;
}
// load thew newly created tower into one of the buttons.
if (btnTower1.Tower == null)
{
btnTower1.Tower = t;
}
else if (btnTower2.Tower == null)
{
btnTower2.Tower = t;
}
else if (btnTower3.Tower == null)
{
btnTower3.Tower = t;
}
else if (btnTower4.Tower == null)
{
btnTower4.Tower = t;
}
else
{
// no more available tower types?
}
ResetPurchaseButtons();
btnDeleteTowerType.Enabled = true;
}
void TDTowerButton_Click(object sender, EventArgs e)
{
if (this.Checked)
{
// then uncheck all the other towers
UnCheckOtherPurchaseButtons();
if (TDForm.ThisForm.CursorState == TDForm.CursorStates.DeleteTower)
{
DialogResult r = MessageBox.Show("Are you sure you want to delete this tower type?", "Delete Tower?", MessageBoxButtons.YesNo);
if (r == DialogResult.Yes)
{
Tower = null;
TDForm.ThisForm.CursorState = TDForm.CursorStates.Normal;
//this.Checked = false;
}
}
else if (TDForm.ThisForm.CursorState == TDForm.CursorStates.Normal)
{
TDForm.ThisForm.CursorState = TDForm.CursorStates.PlaceTower;
TDForm.placementTower = this.Tower;
}
// we are already placing a tower, but we changed which tower to place
else if (TDForm.ThisForm.CursorState == TDForm.CursorStates.PlaceTower)
{
TDForm.placementTower = this.Tower;
}
}
else
{
TDForm.ThisForm.CursorState = TDForm.CursorStates.Normal;
}
}
/// <summary>
/// Does the target interect the line between point A and point B.
/// </summary>
/// <param name="target"></param>
/// <param name="pointA"></param>
/// <param name="pointB"></param>
/// <returns></returns>
internal static bool Intersects(TDTower target, TDPathPoint pointA, TDPathPoint pointB)
{
bool result = false;
// adjust PathPoints by GridSize
double aX = pointA.Location.X;
double aY = pointA.Location.Y;
double bX = pointB.Location.X;
double bY = pointB.Location.Y;
bool intersectXAxis = false;
bool intersectYAxis = false;
if (aX < bX)
{
intersectXAxis = target.Location.X <bX + (TDMap.GridSize - 2) && target.Location.X + (TDMap.GridSize - 2)> aX;
}
else
{
intersectXAxis = target.Location.X <aX + (TDMap.GridSize - 2) && target.Location.X + (TDMap.GridSize - 2)> bX;
}
// y between
if (aY < bY)
{
intersectYAxis = target.Location.Y <bY + (TDMap.GridSize - 2) && target.Location.Y + (TDMap.GridSize - 2)> aY;
}
else
{
intersectYAxis = target.Location.Y <aY + (TDMap.GridSize - 2) && target.Location.Y + (TDMap.GridSize - 2)> bY;
}
// if it intersects the rectangle of the two
result = intersectXAxis && intersectYAxis;
// if it is within the square box, and is a diagonal line, check it additionally because it might not be on the actual path.
if (result &&
aX != bX && aY != bY) // neither a horizontal or vertical line
{
// use graphing formulas y=Mx+b to see if the location is on the line (or within range of the line).
// y = (Mx + b)
// y = ((^Y / ^X) * x + b)
// target.y = ((changeY / changeX)* target.x + b)
// target.y = (((bY-aY) / (bX-aX))* target.x + b))
double slope = (bY - aY) / (bX - aX);
// to find b, use b = y - mx, and we put in one of the points
double b = aY - (slope * aX);
double estimatedY = slope * target.Location.X + b;
// actual Y needs to be 'close' to the estimated Y of the line
result = (Math.Abs(target.Location.Y - estimatedY) < (TDMap.GridSize - 1));
}
return(result);
}
internal bool isTowerOnTowers(TDTower target)
{
foreach (TDTower t in this.Towers)
{
if (TDMath.Intersects(target.Location, target.Size, t.Location, t.Size))
{
return(true);
}
}
return(false);
}
public bool CanPlaceTower(TDTower t)
{
if (Map.isTowerOnPath(t))
{
return(false);
}
// if on other tower - no
if (isTowerOnTowers(t))
{
return(false);
}
return(true);
}
public TDTowerButton()
: base()
{
this.Tower = null;
this.Text = "unknown tower";
this.Appearance = System.Windows.Forms.Appearance.Button;
this.Enabled = false;
this.TextAlign = System.Drawing.ContentAlignment.MiddleCenter;
this.Tower = null;
this.UseVisualStyleBackColor = true;
this.MouseEnter += TDTowerButton_MouseEnter;
this.MouseLeave += TDTowerButton_MouseLeave;
this.Click += TDTowerButton_Click;
this.Padding = new Padding(1);
}
private bool TowerWithinRange(TDTower tower)
{
return(TDMath.PointInRange(this.Location, tower.Location, this.Range));
}
/// <summary>
/// The main panel's action event handler.
/// </summary>
private void panelAction_Click(object sender, EventArgs e)
{
MouseEventArgs m = (e as MouseEventArgs);
bool shiftPressed = Control.ModifierKeys.HasFlag(Keys.Shift);
// placing a tower
if (this._CursorState == CursorStates.PlaceTower)
{
TDTowerButton b = GetSelectedTowerButton();
if (b == null)
{
return;
}
TDTower newTower = b.Tower;
// if on path - no
newTower.Location = new TDLocation(m.X, m.Y);
if (TDSession.thisSession.CurrentLevel.CanPlaceTower(newTower))
{
// actually place the tower
placeTower((e as MouseEventArgs).Location);
// and after we place the tower, unselect the tower if we did not have shift down (or right clicked)
if (m.Button == System.Windows.Forms.MouseButtons.Left &&
!shiftPressed)
{
this.CursorState = CursorStates.Normal;
GetSelectedTowerButton().Checked = false;
}
}
}
// selecting something
else
{
if (TDSession.thisSession == null)
{
return;
}
// attempt to highlight tower selected
this.CurrentlySelectedEntity = GetTowerAtPoint((e as MouseEventArgs).Location);
if (CurrentlySelectedEntity != null)
{
UnhighlightAll();
CurrentlySelectedEntity.IsHighlighted = true;
LoadDetailsOfTower(CurrentlySelectedEntity as TDEntity);
if (CurrentlySelectedEntity is TDTower)
{
btnDelete.Enabled = true;
ResetPurchaseButtons();
ResetAIButtons();
}
else
{
btnDelete.Enabled = false;
btn_Repair.Enabled = false;
btnUpgrade.Enabled = false;
}
}
else // nothing was clicked on
{
UnhighlightAll();
ClearDetails();
ResetPurchaseButtons();
ResetAIButtons();
}
}
}