protected override void LoadContent()
{
// Create a new SpriteBatch, which can be used to draw textures.
spriteBatch = new SpriteBatch(GraphicsDevice);
//spriteBank = new SpriteBank();
SpriteBank.LoadTextures(Content);
spawner = new Spawner(world);
#region floor
floor = new DrawablePhysicsObject(world, SpriteBank.floor, new Vector2(GraphicsDevice.Viewport.Width, 50), 10);
floor.body.BodyType = BodyType.Static;
floor.Position = new Vector2(GraphicsDevice.Viewport.Width /2, GraphicsDevice.Viewport.Height - 25);
#endregion
#region sidebar
Rectangle rectangle = new Rectangle((int)(GraphicsDevice.Viewport.Width * 0.8f),0,(int)(GraphicsDevice.Viewport.Width*0.2f),GraphicsDevice.Viewport.Height);
sidebar = new Sidebar(rectangle);
sidebar.LoadContent();
#endregion
}
public void Update(Sidebar sidebar)
{
currentMouse = Mouse.GetState();
#region button clicking
//button[0] = circle
//button[1] = rectangle
//button[2] = clear
if (sidebar.buttons[0].IsClicked())
{
whatToDraw = Shapes.Circle;
}
if (sidebar.buttons[1].IsClicked())
{
whatToDraw = Shapes.Rectangle;
}
if (sidebar.buttons[2].IsClicked())
{
//remove bodys from world
foreach (var a in list)
{
this.world.RemoveBody(a.body);
}
//remove bodys from list
list.Clear();
}
#endregion
#region adding or moving objets
bool CanWeAddObject = true;
foreach (var item in list)
{
if (item.IsBeingClicked())
{
//moving objects, if they are clicked
item.body.LinearVelocity = Vector2.Zero;
Vector2 mousePosition = new Vector2(currentMouse.X, currentMouse.Y);
item.Position = mousePosition;
CanWeAddObject = false;
}
}
if (CanWeAddObject)
{
#region adding rectangle
if (whatToDraw == Shapes.Rectangle)
{
#region first click
//if it's first click, wait for second
if (!waiting
&& currentMouse.LeftButton == ButtonState.Pressed
&& prevMouse.LeftButton == ButtonState.Released
&& !sidebar.IsClicked())
{
waiting = true;
size1 = new Vector2(currentMouse.X, currentMouse.Y);
}
#endregion
#region second click
//if it's second click, calculate size of object
else if (waiting
&& currentMouse.LeftButton == ButtonState.Pressed
&& prevMouse.LeftButton == ButtonState.Released
&& !sidebar.IsClicked())
{
waiting = false;
size2 = new Vector2(currentMouse.X, currentMouse.Y);
float positionX, positionY;
#region getting size of object
if (size1.X == size2.X || size2.Y == size1.Y)
{
return;
}
if (size1.X > size2.X)
{
width = size1.X - size2.X;
positionX = size2.X + width / 2.0f;
}
else
{
width = size2.X - size1.X;
positionX = size1.X + width / 2.0f;
}
if (size1.Y > size2.Y)
{
height = size1.Y - size2.Y;
positionY = size2.Y + height / 2.0f;
}
else
{
height = size2.Y - size1.Y;
positionY = size1.Y + height / 2.0f;
}
#endregion
DrawablePhysicsObject _object = new DrawablePhysicsObject(world, crate, new Vector2(width, height), 1);
_object.Position = new Vector2(positionX, positionY);
list.Add(_object);
}
#endregion
#region cancel
if (currentMouse.RightButton == ButtonState.Pressed)
{
waiting = false;
return;
}
#endregion
}
#endregion
#region adding circle
else if (whatToDraw == Shapes.Circle)
{
//changing size of circle using mouse wheel
if (currentMouse.ScrollWheelValue > prevMouse.ScrollWheelValue)
{
radius += 10;
}
else if (currentMouse.ScrollWheelValue < prevMouse.ScrollWheelValue
&& radius > 10)
{
radius -= 10;
}
//adding circle on click
if (currentMouse.LeftButton == ButtonState.Pressed
&& prevMouse.LeftButton == ButtonState.Released
&& !sidebar.IsClicked())
{
//add object on click TODO - changing size using mouse wheel
DrawablePhysicsObject _object = new DrawablePhysicsObject(world, circle, new Vector2(radius), radius / 2.0f / 100.0f, 1);
_object.Position = new Vector2(currentMouse.X, currentMouse.Y);
list.Add(_object);
}
}
#endregion
}
#endregion
#region freezing objects
//checking all bodys if they are rclicked, if so, changing their type
foreach (var item in list)
{
if (item.IsRightClicked())
{
if (item.body.BodyType == BodyType.Dynamic)
{
item.body.BodyType = BodyType.Static;
}
else if (item.body.BodyType == BodyType.Static)
{
item.body.BodyType = BodyType.Dynamic;
}
}
}
#endregion
prevMouse = currentMouse;
}