/// <summary>
/// Handles a WM_MOUSEMOVE message for the mouse.
/// </summary>
/// <param name="window">The <see cref="Certus.Core.GameWindow"/> which represents the window on which the game is displayed.</param>
/// <param name="x">The new x-coordinate of the mouse, relative to the upper-left corner of the window.</param>
/// <param name="y">The new y-coordinate of the mouse, relative to the upper-left corner of the window.</param>
internal void OnMouseMove(GameWindow window, int x, int y)
{
// x = x;
y = window.Height - y;
this.m_NewX = x;
this.m_NewY = y;
}
/// <summary>
/// Initializes a new instance of the <see cref="Certus.Core.GameWindow.GameForm"/> class.
/// </summary>
/// <param name="window">The <see cref="Certus.Core.GameWindow"/> on which graphics and text is rendered.</param>
public GameForm(GameWindow window)
{
this.m_Window = window;
this.SetStyle(ControlStyles.AllPaintingInWmPaint, true); // reduces flicker
this.SetStyle(ControlStyles.DoubleBuffer, true); // reduces flicker
this.SetStyle(ControlStyles.UserPaint, true); // only Paint event drawing, no OS drawing
this.Paint += (sender, arguments) => this.m_Window.m_Renderer.Draw(arguments.Graphics);
this.ClientSizeChanged += (sender, arguments) => this.m_Window.m_Renderer.SetOffset(this.m_Window.Width, this.m_Window.Height);
}
/// <summary>
/// Prepares the window.
/// </summary>
/// <param name="width">The width in pixels of the window, excluding borders.</param>
/// <param name="height">The height in pixels of the window, excluding borders.</param>
/// <exception cref="System.InvalidOperationException">
/// Thrown when the window has already been prepared.
/// </exception>
/// <exception cref="System.ArgumentException">
/// Thrown when 'width' is equal to or smaller than 0.
/// - OR -
/// Thrown when 'height' is equal to or smaller than 0.
/// </exception>
protected void PrepareWindow(int width, int height)
{
if (this.m_Window != null)
new InvalidOperationException("The window has already been prepared.");
if (width <= 0)
new ArgumentException("'" + nameof(width) + "' cannot be equal to or smaller than 0.", nameof(width));
if (height <= 0)
new ArgumentException("'" + nameof(height) + "' cannot be equal to or smaller than 0.", nameof(height));
this.m_Window = new GameWindow(width, height);
this.m_Window.Form.FormClosed += (sender, arguments) => this.Exit();
}
