class.js added

class.js

@@ -0,0 +1,130 @@
+const mapWidth = 210.;
+const mapHeith = 100.;
+const playerSize = 10.;
+
+class Player
+{
+    constructor (x,y,id)
+    {
+        this.x=x;
+        this.y=y;
+        this.id=id;
+        this.dir=0;//0=standStill
+                   //1=North
+                   //2=North-East
+                   //3=East
+                   //4=South-East
+                   //5=South
+                   //6=South-West
+                   //7=West
+                   //8=North-West
+        this.ammo=10;
+        this.health=10;
+    }
+
+    takeDamage(amount)
+    {
+        this.health-=amount;
+        if(this.health<=0)
+        {
+            //send death message to server
+            //this.reset()
+        }
+    }
+}
+
+function dist(A,B)
+{
+    return sqrt((A.x-B.x)**2+(A.y-B.y)**2);
+}
+
+class Bullet
+{
+    constructor (x,y,dx,dy)
+    {
+        this.x=x;
+        this.y=y;
+        this.dx=dx;
+        this.dy=dy;
+        this.deleted=false;
+    }
+
+    update()
+    {
+        if(!this.deleted)
+        {
+            this.x+=this.dx;
+            this.y+=this.dy;
+        }
+    }
+
+    checkCollisions(player,squares,circles)//only the client's player /!\
+    {
+        if(!this.deleted)
+        {
+            if(dist(player,this)<playerSize/2)
+            {
+                player.takeDamage(1);
+                this.deleted=true;
+                return;
+            }
+
+            /*squares.forEach(square => {
+                if (collideSquare(this,square))
+                {
+                    this.deleted=true;
+                    break;
+                }
+            });*/
+            for(let square in squares)
+            {
+                if(square.collide(this))
+                {
+                    this.deleted=true;
+                    return;
+                }
+            }
+
+            for(let circle in circles)
+            {
+                if(circle.collide(this))
+                {
+                    this.deleted=true;
+                    return;
+                }
+            }
+        }
+    }
+
+}
+
+class Square
+{
+    constructor(x,y,width,heigth)
+    {
+        this.x=x;
+        this.y=y;
+        this.w=width;
+        this.h=heigth;
+    }
+
+    collide(point)
+    {
+        return (this.x<=point.x && point.x<=this.x+this.w && this.y<=point.y && point.y<=this.y+this.h);
+    }
+}
+
+class Circle
+{
+    constructor(x,y,radius)
+    {
+        this.x=x;
+        this.y=y;
+        this.r=radius;
+    }
+
+    collide(point)
+    {
+        return ((point.x-this.x)**2+(point.y-this.y)**2<=r**2);
+    }
+}