private void AddShape(MouseButtonState state, Point mousePos)
{
int vertices = shapeDeclaration.VerticesPosition.Count;
if (vertices == 1)
{
shapeDeclaration.VerticesPosition.Add(shapeDeclaration.VerticesPosition[0] + Vector2.One);
}
if (vertices != 0)
{
Shapes.Add(
new FixedBoundsShape(
shapeDeclaration.VerticesPosition,
shapeDeclaration.ViewportOffset.X,
shapeDeclaration.ViewportOffset.Y,
(int)ActualWidth,
(int)ActualHeight,
Color.Black,
graphicsDevice));
ShapeAdded?.Invoke(this, EventArgs.Empty);
}
trackShape = InitializeShape;
processedShape.Reset();
GraphicsControl.Invalidate();
}
private void OnGraphicsControlMouseMove(object sender, MouseEventArgs e)
{
var position = e.GetPosition(this);
var delta = new Vector2((float)(position.X - _previousPosition.X), (float)(position.Y - _previousPosition.Y));
// If the left or right buttons are down, we adjust the yaw and pitch of the cube
if (e.LeftButton == MouseButtonState.Pressed)
{
_yaw += delta.X * .01f;
_pitch += delta.Y * .01f;
GraphicsControl.Invalidate();
}
if (e.RightButton == MouseButtonState.Pressed)
{
_cameraYaw += delta.X * CameraRotSpeed;
_cameraPitch += delta.Y * CameraRotSpeed;
}
if (e.MiddleButton == MouseButtonState.Pressed)
{
_cameraPosition += _camera.Left * CameraPanSpeed * delta.X;
_cameraPosition += _camera.Up * CameraPanSpeed * delta.Y;
}
if (_lockCursor)
{
var scrPos = GraphicsControl.PointToScreen(_previousPosition);
SetCursorPos((int)scrPos.X, (int)scrPos.Y);
}
else
{
_previousPosition = position;
}
}
private void InitializeShape(MouseButtonState state, Point mousePos)
{
if (state == MouseButtonState.Pressed)
{
shapeDeclaration = new ShapeDeclaration(new Vector2(mousePos.X, mousePos.Y));
processedShape.AddVertex(shapeDeclaration.ViewportOffset);
processedShape.AddVertex(shapeDeclaration.ViewportOffset);
trackShape = CaptureMousePosition;
GraphicsControl.Invalidate();
}
}
// Invoked when the mouse moves over the second viewport
private void OnGraphicsControlMouseMove(object sender, MouseEventArgs e)
{
var position = e.GetPosition(this);
// If the left or right buttons are down, we adjust the yaw and pitch of the cube
if (e.LeftButton == MouseButtonState.Pressed ||
e.RightButton == MouseButtonState.Pressed)
{
_yaw += (float)(position.X - _previousPosition.X) * .01f;
_pitch += (float)(position.Y - _previousPosition.Y) * .01f;
GraphicsControl.Invalidate();
}
_previousPosition = position;
}
private void CaptureMousePosition(MouseButtonState state, Point mousePos)
{
if (state == MouseButtonState.Pressed)
{
var mousePosition = new Vector2(mousePos.X, mousePos.Y);
if (shapeDeclaration.Capture(mousePosition))
{
processedShape.AddVertex(mousePosition);
GraphicsControl.Invalidate();
}
}
else
{
trackShape = AddShape;
}
}
public void Invalidate()
{
GraphicsControl.Invalidate();
}
private void ReDraw()
{
GraphicsControl?.Invalidate();
}