CommonTools/ColorPickerCtrl/ColorBar.cs

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using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Drawing;
using System.Drawing.Drawing2D;
using System.Data;
using System.Text;
using System.Windows.Forms;


namespace CommonTools
{
	class ColorSlider : LabelRotate
	{
		public event EventHandler SelectedValueChanged;
		Orientation m_orientation = Orientation.Vertical;
		public Orientation Orientation
		{
			get { return m_orientation; }
			set { m_orientation = value; }
		}

		public enum eNumberOfColors
		{
			Use2Colors, 
			Use3Colors, 
		}
		eNumberOfColors m_numberOfColors = eNumberOfColors.Use3Colors;
		public eNumberOfColors NumberOfColors
		{
			get { return m_numberOfColors; }
			set	{ m_numberOfColors = value; }
		}
		public enum eValueOrientation
		{
			MinToMax,
			MaxToMin,
		}
		eValueOrientation m_valueOrientation = eValueOrientation.MinToMax;
		public eValueOrientation ValueOrientation
		{
			get { return m_valueOrientation; }
			set	{ m_valueOrientation = value; }
		}
		float m_percent = 0;
		public float Percent
		{
			get { return m_percent; }
			set
			{
				// ok so it is not really percent, but a value between 0 - 1.
				if (value < 0) value = 0;
				if (value > 1) value = 1;
				if (value != m_percent)
				{
					m_percent = value;
					if (SelectedValueChanged != null)
						SelectedValueChanged(this, null);
					Invalidate();
				}