private static void HandleInput(float trigger, ButtonState shoulder,
TransformedSprite spriteF, GamePadState gamePadState)
{
const float rotateAndScaleSpeed = 0.04f;
Vector2 gamePadMovement = gamePadState.ThumbSticks.Left * 3.0f;
gamePadMovement.Y = -gamePadMovement.Y;
// Hold the trigger to transform
if (trigger > 0)
{
// Left stick moves
spriteF.Position += gamePadMovement;
// Right stick rotates and scales
spriteF.Rotation +=
gamePadState.ThumbSticks.Right.X * rotateAndScaleSpeed;
spriteF.Scale +=
gamePadState.ThumbSticks.Right.Y * rotateAndScaleSpeed;
}
// Hold the shoulder to move the pivot point
else if (shoulder == ButtonState.Pressed)
{
// with the left thumbstick
spriteF.Origin += gamePadMovement;
}
}
private void HandleInput(TransformedSprite sprite,
KeyboardState keyboardState, MouseState mouseState)
{
const float rotateAndScaleSpeed = 0.02f;
Vector2 mousePosition = new Vector2(mouseState.X, mouseState.Y);
float rotationDelta =
(mouseState.ScrollWheelValue - lastScrollWheelValue) * 0.005f;
// Click and drag to move sprite
// Hold left control when dragging to move sprite's origin
if (keyboardState.IsKeyDown(Keys.LeftControl))
{
sprite.Origin = sprite.Position - mousePosition;
}
else
{
sprite.Position = mousePosition;
}
// Hold the left mouse button and spin the mouse wheel to rotate
// Do it while holding alt to scale
if (keyboardState.IsKeyDown(Keys.LeftAlt))
{
sprite.Scale += rotationDelta;
}
else
{
sprite.Rotation += rotationDelta;
}
// Also allow the left and right arrow keys to rotate
if (keyboardState.IsKeyDown(Keys.Left))
{
sprite.Rotation -= rotateAndScaleSpeed;
}
else if (keyboardState.IsKeyDown(Keys.Right))
{
sprite.Rotation += rotateAndScaleSpeed;
}
// And the up and down arrow keys to scale
if (keyboardState.IsKeyDown(Keys.Up))
{
sprite.Scale += rotateAndScaleSpeed;
}
else if (keyboardState.IsKeyDown(Keys.Down))
{
sprite.Scale -= rotateAndScaleSpeed;
}
}
public bool IntersectPixels(TransformedSprite b)
{
return(IntersectPixels(transform, texture.Width, texture.Height, colorData,
b.transform, b.texture.Width, b.texture.Height, b.colorData));
}