#region Imports
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using DPumpHydr.WinFrmUI.RLT.Enum.Crown;
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using DPumpHydr.WinFrmUI.RLT.Forms;
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using System;
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using System.Drawing;
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using System.Windows.Forms;
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#endregion
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namespace DPumpHydr.WinFrmUI.RLT.Docking.Crown
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{
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#region CrownDockSplitterDocking
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public class CrownDockSplitter
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{
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#region Field Region
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private readonly Control _parentControl;
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private readonly Control _control;
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private readonly SplitterType _splitterType;
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private int _minimum;
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private int _maximum;
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private CrownTranslucentForm _overlayForm;
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#endregion
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#region Property Region
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public Rectangle Bounds { get; set; }
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public Cursor ResizeCursor { get; private set; }
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#endregion
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#region Constructor Region
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public CrownDockSplitter(Control parentControl, Control control, SplitterType splitterType)
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{
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_parentControl = parentControl;
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_control = control;
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_splitterType = splitterType;
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switch (_splitterType)
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{
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case SplitterType.Left:
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case SplitterType.Right:
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ResizeCursor = Cursors.SizeWE;
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break;
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case SplitterType.Top:
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case SplitterType.Bottom:
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ResizeCursor = Cursors.SizeNS;
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break;
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}
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}
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#endregion
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#region Method Region
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public void ShowOverlay()
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{
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_overlayForm = new CrownTranslucentForm(Color.Black)
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{
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Visible = true
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};
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UpdateOverlay(new Point(0, 0));
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}
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public void HideOverlay()
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{
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_overlayForm.Visible = false;
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}
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public void UpdateOverlay(Point difference)
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{
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Rectangle bounds = new(Bounds.Location, Bounds.Size);
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switch (_splitterType)
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{
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case SplitterType.Left:
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int leftX = Math.Max(bounds.Location.X - difference.X, _minimum);
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if (_maximum != 0 && leftX > _maximum)
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{
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leftX = _maximum;
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}
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bounds.Location = new(leftX, bounds.Location.Y);
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break;
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case SplitterType.Right:
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int rightX = Math.Max(bounds.Location.X - difference.X, _minimum);
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if (_maximum != 0 && rightX > _maximum)
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{
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rightX = _maximum;
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}
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bounds.Location = new(rightX, bounds.Location.Y);
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break;
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case SplitterType.Top:
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int topY = Math.Max(bounds.Location.Y - difference.Y, _minimum);
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if (_maximum != 0 && topY > _maximum)
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{
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topY = _maximum;
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}
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bounds.Location = new(bounds.Location.X, topY);
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break;
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case SplitterType.Bottom:
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int bottomY = Math.Max(bounds.Location.Y - difference.Y, _minimum);
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if (_maximum != 0 && bottomY > _maximum)
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{
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topY = _maximum;
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}
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bounds.Location = new(bounds.Location.X, bottomY);
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break;
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}
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_overlayForm.Bounds = bounds;
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}
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public void Move(Point difference)
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{
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switch (_splitterType)
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{
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case SplitterType.Left:
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_control.Width += difference.X;
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break;
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case SplitterType.Right:
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_control.Width -= difference.X;
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break;
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case SplitterType.Top:
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_control.Height += difference.Y;
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break;
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case SplitterType.Bottom:
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_control.Height -= difference.Y;
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break;
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}
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UpdateBounds();
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}
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public void UpdateBounds()
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{
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Rectangle bounds = _parentControl.RectangleToScreen(_control.Bounds);
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switch (_splitterType)
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{
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case SplitterType.Left:
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Bounds = new(bounds.Left - 2, bounds.Top, 5, bounds.Height);
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_maximum = bounds.Right - 2 - _control.MinimumSize.Width;
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break;
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case SplitterType.Right:
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Bounds = new(bounds.Right - 2, bounds.Top, 5, bounds.Height);
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_minimum = bounds.Left - 2 + _control.MinimumSize.Width;
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break;
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case SplitterType.Top:
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Bounds = new(bounds.Left, bounds.Top - 2, bounds.Width, 5);
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_maximum = bounds.Bottom - 2 - _control.MinimumSize.Height;
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break;
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case SplitterType.Bottom:
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Bounds = new(bounds.Left, bounds.Bottom - 2, bounds.Width, 5);
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_minimum = bounds.Top - 2 + _control.MinimumSize.Height;
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break;
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}
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}
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#endregion
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}
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#endregion
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}
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