#region Imports
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using System;
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using System.Drawing;
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using System.Drawing.Drawing2D;
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using System.Windows.Forms;
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#endregion
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namespace DPumpHydr.WinFrmUI.RLT.Forms
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{
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#region DungeonForm
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public class DungeonForm : ContainerControl
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{
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#region Enums
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public enum MouseState
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{
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None = 0,
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Over = 1,
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Down = 2,
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Block = 3
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}
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#endregion
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#region Variables
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private Rectangle HeaderRect;
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protected MouseState State;
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private readonly int MoveHeight;
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private Point MouseP = new(0, 0);
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private bool Cap = false;
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private bool HasShown;
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#endregion
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#region Properties
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public Color TitleColor { get; set; } = Color.FromArgb(223, 219, 210);
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public Color BorderColor { get; set; } = Color.FromArgb(38, 38, 38);
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public Color HeaderEdgeColorA { get; set; } = Color.FromArgb(87, 85, 77);
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public Color HeaderEdgeColorB { get; set; } = Color.FromArgb(69, 68, 63);
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public Color FooterEdgeColor { get; set; } = Color.FromArgb(69, 68, 63);
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public Color FillEdgeColorA { get; set; } = Color.FromArgb(69, 68, 63);
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public Color FillEdgeColorB { get; set; } = Color.FromArgb(69, 68, 63);
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public bool Sizable { get; set; } = true;
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public bool SmartBounds { get; set; } = true;
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private bool _RoundCorners = true;
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public bool RoundCorners
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{
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get => _RoundCorners;
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set
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{
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_RoundCorners = value;
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Invalidate();
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}
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}
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protected bool IsParentForm { get; private set; }
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protected bool IsParentMdi
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{
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get
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{
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if (Parent == null)
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{
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return false;
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}
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return Parent.Parent != null;
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}
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}
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private bool _ControlMode;
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protected bool ControlMode
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{
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get => _ControlMode;
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set
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{
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_ControlMode = value;
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Invalidate();
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}
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}
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private FormStartPosition _StartPosition;
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public FormStartPosition StartPosition
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{
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get
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{
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if (IsParentForm && !_ControlMode)
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{
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return ParentForm.StartPosition;
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}
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else
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{
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return _StartPosition;
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}
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}
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set
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{
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_StartPosition = value;
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if (IsParentForm && !_ControlMode)
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{
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ParentForm.StartPosition = value;
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}
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}
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}
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#endregion
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#region EventArgs
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protected sealed override void OnParentChanged(EventArgs e)
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{
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base.OnParentChanged(e);
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if (Parent == null)
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{
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return;
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}
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IsParentForm = Parent is System.Windows.Forms.Form;
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if (!_ControlMode)
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{
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InitializeMessages();
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if (IsParentForm)
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{
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ParentForm.FormBorderStyle = FormBorderStyle.None;
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ParentForm.TransparencyKey = Color.Fuchsia;
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if (!DesignMode)
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{
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ParentForm.Shown += FormShown;
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}
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}
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Parent.BackColor = BackColor;
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Parent.MinimumSize = new(261, 65);
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}
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}
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protected sealed override void OnSizeChanged(EventArgs e)
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{
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base.OnSizeChanged(e);
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if (!_ControlMode)
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{
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HeaderRect = new(0, 0, Width - 14, MoveHeight - 7);
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}
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Invalidate();
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}
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protected override void OnMouseDown(MouseEventArgs e)
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{
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base.OnMouseDown(e);
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if (e.Button == MouseButtons.Left)
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{
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SetState(MouseState.Down);
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}
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if (!((IsParentForm && ParentForm.WindowState == FormWindowState.Maximized) || _ControlMode))
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{
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if (HeaderRect.Contains(e.Location))
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{
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Capture = false;
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WM_LMBUTTONDOWN = true;
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DefWndProc(ref Messages[0]);
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}
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else if (Sizable && !(Previous == 0))
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{
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Capture = false;
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WM_LMBUTTONDOWN = true;
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DefWndProc(ref Messages[Previous]);
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}
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}
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}
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protected override void OnMouseUp(MouseEventArgs e)
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{
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base.OnMouseUp(e);
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Cap = false;
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}
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protected override void OnMouseMove(MouseEventArgs e)
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{
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base.OnMouseMove(e);
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if (!(IsParentForm && ParentForm.WindowState == FormWindowState.Maximized))
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{
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if (Sizable && !_ControlMode)
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{
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InvalidateMouse();
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}
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}
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if (Cap)
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{
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Parent.Location = (Point)(object)(Convert.ToDouble(MousePosition) - Convert.ToDouble(MouseP));
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}
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}
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protected override void OnInvalidated(InvalidateEventArgs e)
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{
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base.OnInvalidated(e);
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ParentForm.Text = Text;
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}
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protected override void OnPaintBackground(PaintEventArgs e)
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{
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base.OnPaintBackground(e);
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}
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protected override void OnTextChanged(EventArgs e)
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{
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base.OnTextChanged(e);
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Invalidate();
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}
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private void FormShown(object sender, EventArgs e)
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{
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if (_ControlMode || HasShown)
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{
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return;
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}
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if (_StartPosition is FormStartPosition.CenterParent or FormStartPosition.CenterScreen)
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{
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Rectangle SB = Screen.PrimaryScreen.Bounds;
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Rectangle CB = ParentForm.Bounds;
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ParentForm.Location = new((SB.Width / 2) - (CB.Width / 2), (SB.Height / 2) - (CB.Height / 2));
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}
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HasShown = true;
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}
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#endregion
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#region Mouse & Size
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private void SetState(MouseState current)
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{
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State = current;
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Invalidate();
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}
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private Point GetIndexPoint;
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private bool B1x;
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private bool B2x;
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private bool B3;
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private bool B4;
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private int GetIndex()
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{
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GetIndexPoint = PointToClient(MousePosition);
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B1x = GetIndexPoint.X < 7;
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B2x = GetIndexPoint.X > Width - 7;
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B3 = GetIndexPoint.Y < 7;
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B4 = GetIndexPoint.Y > Height - 7;
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if (B1x && B3)
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{
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return 4;
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}
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if (B1x && B4)
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{
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return 7;
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}
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if (B2x && B3)
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{
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return 5;
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}
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if (B2x && B4)
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{
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return 8;
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}
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if (B1x)
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{
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return 1;
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}
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if (B2x)
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{
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return 2;
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}
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if (B3)
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{
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return 3;
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}
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if (B4)
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{
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return 6;
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}
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return 0;
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}
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private int Current;
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private int Previous;
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private void InvalidateMouse()
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{
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Current = GetIndex();
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if (Current == Previous)
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{
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return;
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}
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Previous = Current;
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switch (Previous)
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{
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case 0:
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Cursor = Cursors.Default;
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break;
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case 1:
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Cursor = Cursors.SizeWE;
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break;
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case 2:
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Cursor = Cursors.SizeWE;
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break;
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case 6:
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Cursor = Cursors.SizeNS;
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break;
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case 8:
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Cursor = Cursors.SizeNWSE;
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break;
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case 7:
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Cursor = Cursors.SizeNESW;
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break;
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}
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}
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private readonly Message[] Messages = new Message[9];
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private void InitializeMessages()
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{
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Messages[0] = Message.Create(Parent.Handle, 161, new IntPtr(2), IntPtr.Zero);
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for (int I = 1; I <= 8; I++)
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{
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Messages[I] = Message.Create(Parent.Handle, 161, new IntPtr(I + 9), IntPtr.Zero);
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}
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}
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private void CorrectBounds(Rectangle bounds)
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{
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if (Parent.Width > bounds.Width)
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{
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Parent.Width = bounds.Width;
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}
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if (Parent.Height > bounds.Height)
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{
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Parent.Height = bounds.Height;
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}
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int X = Parent.Location.X;
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int Y = Parent.Location.Y;
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if (X < bounds.X)
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{
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X = bounds.X;
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}
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if (Y < bounds.Y)
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{
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Y = bounds.Y;
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}
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int Width = bounds.X + bounds.Width;
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int Height = bounds.Y + bounds.Height;
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if (X + Parent.Width > Width)
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{
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X = Width - Parent.Width;
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}
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if (Y + Parent.Height > Height)
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{
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Y = Height - Parent.Height;
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}
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Parent.Location = new(X, Y);
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}
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private bool WM_LMBUTTONDOWN;
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protected override void WndProc(ref Message m)
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{
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base.WndProc(ref m);
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if (WM_LMBUTTONDOWN && m.Msg == 513)
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{
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WM_LMBUTTONDOWN = false;
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SetState(MouseState.Over);
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if (!SmartBounds)
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{
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return;
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}
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if (IsParentMdi)
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{
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CorrectBounds(new Rectangle(Point.Empty, Parent.Parent.Size));
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}
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else
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{
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CorrectBounds(Screen.FromControl(Parent).WorkingArea);
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}
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}
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}
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#endregion
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protected override void CreateHandle()
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{
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base.CreateHandle();
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}
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public DungeonForm()
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{
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SetStyle((ControlStyles)139270, true);
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BackColor = Color.FromArgb(244, 241, 243);
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ForeColor = Color.FromArgb(223, 219, 210);
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Padding = new Padding(20, 56, 20, 16);
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DoubleBuffered = true;
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Dock = DockStyle.Fill;
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MoveHeight = 48;
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Font = new("Segoe UI", 9);
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StartPosition = FormStartPosition.CenterScreen;
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}
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protected override void OnPaint(PaintEventArgs e)
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{
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base.OnPaint(e);
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Graphics G = e.Graphics;
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G.Clear(FooterEdgeColor);
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G.DrawRectangle(new(BorderColor), new Rectangle(0, 0, Width - 1, Height - 1));
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// Use [Color.FromArgb(87, 86, 81), Color.FromArgb(60, 59, 55)] for a darker taste
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// And replace each (60, 59, 55) with (69, 68, 63)
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G.FillRectangle(new LinearGradientBrush(new Point(0, 0), new Point(0, 36), HeaderEdgeColorA, HeaderEdgeColorB), new Rectangle(1, 1, Width - 2, 36));
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G.FillRectangle(new LinearGradientBrush(new Point(0, 0), new Point(0, Height), FillEdgeColorA, FillEdgeColorB), new Rectangle(1, 36, Width - 2, Height - 46));
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G.DrawRectangle(new(BorderColor), new Rectangle(9, 47, Width - 19, Height - 55));
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G.FillRectangle(new SolidBrush(BackColor), new Rectangle(10, 48, Width - 20, Height - 56));
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if (_RoundCorners == true)
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{
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// Draw Left upper corner
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G.FillRectangle(Brushes.Fuchsia, 0, 0, 1, 1);
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G.FillRectangle(Brushes.Fuchsia, 1, 0, 1, 1);
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G.FillRectangle(Brushes.Fuchsia, 2, 0, 1, 1);
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G.FillRectangle(Brushes.Fuchsia, 3, 0, 1, 1);
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G.FillRectangle(Brushes.Fuchsia, 0, 1, 1, 1);
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G.FillRectangle(Brushes.Fuchsia, 0, 2, 1, 1);
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G.FillRectangle(Brushes.Fuchsia, 0, 3, 1, 1);
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G.FillRectangle(Brushes.Fuchsia, 1, 1, 1, 1);
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G.FillRectangle(new SolidBrush(BorderColor), 1, 3, 1, 1);
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G.FillRectangle(new SolidBrush(BorderColor), 1, 2, 1, 1);
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G.FillRectangle(new SolidBrush(BorderColor), 2, 1, 1, 1);
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G.FillRectangle(new SolidBrush(BorderColor), 3, 1, 1, 1);
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// Draw right upper corner
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G.FillRectangle(Brushes.Fuchsia, Width - 1, 0, 1, 1);
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G.FillRectangle(Brushes.Fuchsia, Width - 2, 0, 1, 1);
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G.FillRectangle(Brushes.Fuchsia, Width - 3, 0, 1, 1);
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G.FillRectangle(Brushes.Fuchsia, Width - 4, 0, 1, 1);
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G.FillRectangle(Brushes.Fuchsia, Width - 1, 1, 1, 1);
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G.FillRectangle(Brushes.Fuchsia, Width - 1, 2, 1, 1);
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G.FillRectangle(Brushes.Fuchsia, Width - 1, 3, 1, 1);
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G.FillRectangle(Brushes.Fuchsia, Width - 2, 1, 1, 1);
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G.FillRectangle(new SolidBrush(BorderColor), Width - 2, 3, 1, 1);
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G.FillRectangle(new SolidBrush(BorderColor), Width - 2, 2, 1, 1);
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G.FillRectangle(new SolidBrush(BorderColor), Width - 3, 1, 1, 1);
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G.FillRectangle(new SolidBrush(BorderColor), Width - 4, 1, 1, 1);
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// Draw Left bottom corner
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G.FillRectangle(Brushes.Fuchsia, 0, Height - 1, 1, 1);
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G.FillRectangle(Brushes.Fuchsia, 0, Height - 2, 1, 1);
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G.FillRectangle(Brushes.Fuchsia, 0, Height - 3, 1, 1);
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G.FillRectangle(Brushes.Fuchsia, 0, Height - 4, 1, 1);
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G.FillRectangle(Brushes.Fuchsia, 1, Height - 1, 1, 1);
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G.FillRectangle(Brushes.Fuchsia, 2, Height - 1, 1, 1);
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G.FillRectangle(Brushes.Fuchsia, 3, Height - 1, 1, 1);
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G.FillRectangle(Brushes.Fuchsia, 1, Height - 1, 1, 1);
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G.FillRectangle(Brushes.Fuchsia, 1, Height - 2, 1, 1);
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G.FillRectangle(new SolidBrush(BorderColor), 1, Height - 3, 1, 1);
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G.FillRectangle(new SolidBrush(BorderColor), 1, Height - 4, 1, 1);
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G.FillRectangle(new SolidBrush(BorderColor), 3, Height - 2, 1, 1);
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G.FillRectangle(new SolidBrush(BorderColor), 2, Height - 2, 1, 1);
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// Draw right bottom corner
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G.FillRectangle(Brushes.Fuchsia, Width - 1, Height, 1, 1);
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G.FillRectangle(Brushes.Fuchsia, Width - 2, Height, 1, 1);
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G.FillRectangle(Brushes.Fuchsia, Width - 3, Height, 1, 1);
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G.FillRectangle(Brushes.Fuchsia, Width - 4, Height, 1, 1);
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G.FillRectangle(Brushes.Fuchsia, Width - 1, Height - 1, 1, 1);
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G.FillRectangle(Brushes.Fuchsia, Width - 1, Height - 2, 1, 1);
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G.FillRectangle(Brushes.Fuchsia, Width - 1, Height - 3, 1, 1);
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G.FillRectangle(Brushes.Fuchsia, Width - 2, Height - 1, 1, 1);
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G.FillRectangle(Brushes.Fuchsia, Width - 3, Height - 1, 1, 1);
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G.FillRectangle(Brushes.Fuchsia, Width - 4, Height - 1, 1, 1);
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G.FillRectangle(Brushes.Fuchsia, Width - 1, Height - 4, 1, 1);
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G.FillRectangle(Brushes.Fuchsia, Width - 2, Height - 2, 1, 1);
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G.FillRectangle(new SolidBrush(BorderColor), Width - 2, Height - 3, 1, 1);
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G.FillRectangle(new SolidBrush(BorderColor), Width - 2, Height - 4, 1, 1);
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G.FillRectangle(new SolidBrush(BorderColor), Width - 4, Height - 2, 1, 1);
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G.FillRectangle(new SolidBrush(BorderColor), Width - 3, Height - 2, 1, 1);
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}
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G.DrawString(Text, new Font("Tahoma", 12, FontStyle.Bold), new SolidBrush(TitleColor), new Rectangle(0, 14, Width - 1, Height), new StringFormat() { Alignment = StringAlignment.Center, LineAlignment = StringAlignment.Near });
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}
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}
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#endregion
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}
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