//Initializes the variables
public DrawingPanel(World w, GameController ctr)
{
controller = ctr;
playerNum = controller.GetPlayerNum();
beamFrameCount = 0;
DoubleBuffered = true;
world = w;
string dir = Directory.GetParent(Directory.GetCurrentDirectory()).Parent.FullName;
background = Image.FromFile(dir + "\\..\\Resources/Images/Background.png");
wall = Image.FromFile(dir + "\\..\\Resources/Images/WallSprite.png");
blueTank = Image.FromFile(dir + "\\..\\Resources/Images/BlueTank.png");
blueTurret = Image.FromFile(dir + "\\..\\Resources/Images/BlueTurret.png");
darkBlueTank = Image.FromFile(dir + "\\..\\Resources/Images/DarkTank.png");
darkBlueTurret = Image.FromFile(dir + "\\..\\Resources/Images/DarkTurret.png");
greenTank = Image.FromFile(dir + "\\..\\Resources/Images/GreenTank.png");
greenTurret = Image.FromFile(dir + "\\..\\Resources/Images/GreenTurret.png");
lightGreenTank = Image.FromFile(dir + "\\..\\Resources/Images/LightGreenTank.png");
lightGreenTurret = Image.FromFile(dir + "\\..\\Resources/Images/LightGreenTurret.png");
orangeTank = Image.FromFile(dir + "\\..\\Resources/Images/OrangeTank.png");
orangeTurret = Image.FromFile(dir + "\\..\\Resources/Images/OrangeTurret.png");
redTank = Image.FromFile(dir + "\\..\\Resources/Images/RedTank.png");
redTurret = Image.FromFile(dir + "\\..\\Resources/Images/RedTurret.png");
purpleTank = Image.FromFile(dir + "\\..\\Resources/Images/PurpleTank.png");
purpleTurret = Image.FromFile(dir + "\\..\\Resources/Images/PurpleTurret.png");
yellowTank = Image.FromFile(dir + "\\..\\Resources/Images/YellowTank.png");
yellowTurret = Image.FromFile(dir + "\\..\\Resources/Images/YellowTurret.png");
purpleShot = Image.FromFile(dir + "\\..\\Resources/Images/shot_violet.png");
blueShot = Image.FromFile(dir + "\\..\\Resources/Images/shot_blue.png");
redShot = Image.FromFile(dir + "\\..\\Resources/Images/shot_red_new.png");
yellowShot = Image.FromFile(dir + "\\..\\Resources/Images/shot-yellow.png");
brownShot = Image.FromFile(dir + "\\..\\Resources/Images/shot-brown.png");
greenShot = Image.FromFile(dir + "\\..\\Resources/Images/shot-green.png");
greyShot = Image.FromFile(dir + "\\..\\Resources/Images/shot_grey.png");
whiteShot = Image.FromFile(dir + "\\..\\Resources/Images/shot-white.png");
//Sets the background to black
this.BackColor = Color.Black;
}
/// <summary>
/// This method is invoked when the DrawingPanel needs to be re-drawn
/// </summary>
protected override void OnPaint(PaintEventArgs e)
{
//Gets the world based on the world of the controller
world = controller.GetWorld();
//Gets the playerNum based on the controller's player number
playerNum = controller.GetPlayerNum();
//Only attempts to draw if the world contains the tanks
if (world.GetTanks().Count > 0)
{
//Locks the thread with the world as the key to draw everything in one thread to avoid changes while drawing
lock (world)
{
//Locks the player's view in the center based on ther user's controlled tank, if the tank is not dead
if (world.GetTanks().TryGetValue(playerNum, out Tank tank) && !tank.GetDead())
{
//Sets the player's X and Y coordinate
playerX = tank.GetLocation().GetX();
playerY = tank.GetLocation().GetY();
//Centers the player's view
double ratio = (double)viewSize / (double)world.Size;
int halfSizeScaled = (int)(world.Size / 2.0 * ratio);
double inverseTranslateX = -WorldSpaceToImageSpace(world.Size, playerX) + halfSizeScaled;
double inverseTranslateY = -WorldSpaceToImageSpace(world.Size, playerY) + halfSizeScaled;
e.Graphics.TranslateTransform((float)inverseTranslateX, (float)inverseTranslateY);
}
else
{
//If the tank is not dead, then it sets the location as the last place of death of the tank and center's the player's view
double ratio = (double)viewSize / (double)world.Size;
int halfSizeScaled = (int)(world.Size / 2.0 * ratio);
double inverseTranslateX = -WorldSpaceToImageSpace(world.Size, playerX) + halfSizeScaled;
double inverseTranslateY = -WorldSpaceToImageSpace(world.Size, playerY) + halfSizeScaled;
e.Graphics.TranslateTransform((float)inverseTranslateX, (float)inverseTranslateY);
}
//Doesn't draw anything if the world size is less than equal to 0
if (world.Size <= 0)
{
return;
}
//Draws the background
DrawObjectWithTransform(e, null, world.Size, 0, 0, 0, BackgroundDrawer);
//Draws all the walls in the world
foreach (Wall w in world.GetWalls().Values.ToList())
{
for (double i = w.GetStartingPoint().GetX(); i <= w.GetEndingPoint().GetX(); i = i + 50)
{
for (double j = w.GetStartingPoint().GetY(); j <= w.GetEndingPoint().GetY(); j = j + 50)
{
//Draws all the walls in the condition that the starting point is smaller than ending points of the walls
DrawObjectWithTransform(e, w, world.Size, i, j, 0, WallDrawer);
}
}
for (double i = w.GetEndingPoint().GetX(); i <= w.GetStartingPoint().GetX(); i = i + 50)
{
for (double j = w.GetEndingPoint().GetY(); j <= w.GetStartingPoint().GetY(); j = j + 50)
{
//Draws all the walls in the condition that the starting point is greater than ending points of the walls
DrawObjectWithTransform(e, w, world.Size, i, j, 0, WallDrawer);
}
}
}
//Draws all the powerups
foreach (Powerups p in world.GetPowerups().Values)
{
//Draws the outside and inside circle for the powerups
DrawObjectWithTransform(e, p, world.Size, p.GetLocation().GetX(), p.GetLocation().GetY(), 0, PowerupDrawer);
DrawObjectWithTransform(e, p, world.Size, p.GetLocation().GetX(), p.GetLocation().GetY(), 0, PowerupDrawerInsideCircle);
}
//Draws all the tanks in the world
foreach (Tank t in world.GetTanks().Values)
{
//Draws the tank
DrawObjectWithTransform(e, t, world.Size, t.GetLocation().GetX(), t.GetLocation().GetY(), t.GetOrientation().ToAngle(), TankDrawer);
//Draws the turret
DrawObjectWithTransform(e, t, world.Size, t.GetLocation().GetX(), t.GetLocation().GetY(), t.GetAiming().ToAngle(), TurretDrawer);
//Draws the name
DrawObjectWithTransform(e, t, world.Size, t.GetLocation().GetX(), t.GetLocation().GetY() + 60, 0, NameDrawer);
//Draws the health
DrawObjectWithTransform(e, t, world.Size, t.GetLocation().GetX(), t.GetLocation().GetY() - 40, 0, HealthDrawer);
}
//Draws all the projectiles in the world
foreach (Projectile p in world.GetProjectile().Values.ToList())
{
//Draws the projectile
DrawObjectWithTransform(e, p, world.Size, p.GetLocation().GetX(), p.GetLocation().GetY(), p.GetOrientation().ToAngle(), ProjectileDrawer);
}
//Draws all the beams in the world
foreach (Beams b in world.GetBeams().Values.ToList())
{
//Draws the beams
DrawObjectWithTransform(e, b, world.Size, b.GetOrigin().GetX(), b.GetOrigin().GetY(), b.GetDirection().ToAngle(), BeamDrawer);
//Removes the beams after 20 iterations
beamFrameCount++;
if (beamFrameCount == 20)
{
world.GetBeams().Remove(b.GetBeamID());
beamFrameCount = 0;
}
}
}
}
//Calls the base
base.OnPaint(e);
}