// BitmapSpriteEd - Bitmap Sprite Editor
// Copyright (C) 2005  Ian Cowburn
// 
// This program is free software; you can redistribute it and/or
// modify it under the terms of the GNU General Public License
// as published by the Free Software Foundation; either version 2
// of the License, or (at your option) any later version.
// 
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
// GNU General Public License for more details.
// 
// You should have received a copy of the GNU General Public License
// along with this program; if not, write to the Free Software
// Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
//
// $Id$
//

using System;
using System.Drawing;
using System.Windows.Forms;

namespace BitmapSpriteEd
{
	/// <summary>
	/// Description of AlphaColourDialog.
	/// </summary>
	public class AlphaColourDialog : System.Windows.Forms.Form
	{
		private System.Windows.Forms.ComboBox m_named;
		private System.Windows.Forms.Label m_common4;
		private System.Windows.Forms.Label m_common3;
		private System.Windows.Forms.Label m_common5;
		private System.Windows.Forms.TextBox m_red;
		private System.Windows.Forms.Label m_common7;
		private System.Windows.Forms.TrackBar m_greenSlider;
		private System.Windows.Forms.TextBox m_alpha;
		private System.Windows.Forms.Label m_preview;
		private System.Windows.Forms.TrackBar m_redSlider;
		private System.Windows.Forms.TrackBar m_alphaSlider;
		private System.Windows.Forms.Label label1;
		private System.Windows.Forms.TextBox m_green;
		private System.Windows.Forms.TrackBar m_blueSlider;
		private System.Windows.Forms.Label label3;
		private System.Windows.Forms.Label label2;
		private System.Windows.Forms.TextBox m_blue;
		private System.Windows.Forms.Label m_common8;
		private System.Windows.Forms.Label label6;
		private System.Windows.Forms.Label label5;
		private System.Windows.Forms.Label label4;
		private System.Windows.Forms.Label m_common2;
		private System.Windows.Forms.Button m_ok;
		private System.Windows.Forms.Button m_cancel;
		private System.Windows.Forms.Label m_common1;
		private System.Windows.Forms.Label m_common6;
		
		private bool m_allowAlpha;

		public AlphaColourDialog(string title)
		{
			//
			// The InitializeComponent() call is required for Windows Forms designer support.
			//
			InitializeComponent();
			
			Text=title;
			
			foreach (KnownColor col in Enum.GetValues(typeof(KnownColor)))
			{
				if (Color.FromKnownColor(col).A==255)
				{
					m_named.Items.Add(col.ToString());
				}
			}
			
			m_allowAlpha=true;
			Color=Color.White;
		}
		
		public Color Color
		{
			get
			{
				return m_preview.BackColor;
			}
			set
			{
				m_redSlider.Value=value.R;
				m_greenSlider.Value=value.G;
				m_blueSlider.Value=value.B;
				
				if (m_allowAlpha)
				{
					m_alphaSlider.Value=value.A;
				}
				else
				{
					m_alphaSlider.Value=255;
				}

				SetColour();
			}
		}
		
		public bool AllowAlpha
		{
			set
			{
				m_allowAlpha=value;
				m_alphaSlider.Visible=false;
			}
		}
		
		private void SetColour()
		{
			m_red.Text=m_redSlider.Value.ToString();
			m_green.Text=m_greenSlider.Value.ToString();
			m_blue.Text=m_blueSlider.Value.ToString();
			m_alpha.Text=m_alphaSlider.Value.ToString();
			
			m_preview.BackColor=Color.FromArgb(m_alphaSlider.Value,
			                                   m_redSlider.Value,
			                                   m_greenSlider.Value,
			                                   m_blueSlider.Value);
		}
		
		#region Windows Forms Designer generated code
		/// <summary>
		/// This method is required for Windows Forms designer support.
		/// Do not change the method contents inside the source code editor. The Forms designer might
		/// not be able to load this method if it was changed manually.
		/// </summary>
		private void InitializeComponent() {
			this.m_common6 = new System.Windows.Forms.Label();
			this.m_common1 = new System.Windows.Forms.Label();
			this.m_cancel = new System.Windows.Forms.Button();
			this.m_ok = new System.Windows.Forms.Button();
			this.m_common2 = new System.Windows.Forms.Label();
			this.label4 = new System.Windows.Forms.Label();
			this.label5 = new System.Windows.Forms.Label();
			this.label6 = new System.Windows.Forms.Label();
			this.m_common8 = new System.Windows.Forms.Label();
			this.m_blue = new System.Windows.Forms.TextBox();
			this.label2 = new System.Windows.Forms.Label();
			this.label3 = new System.Windows.Forms.Label();
			this.m_blueSlider = new System.Windows.Forms.TrackBar();
			this.m_green = new System.Windows.Forms.TextBox();
			this.label1 = new System.Windows.Forms.Label();
			this.m_alphaSlider = new System.Windows.Forms.TrackBar();
			this.m_redSlider = new System.Windows.Forms.TrackBar();
			this.m_preview = new System.Windows.Forms.Label();
			this.m_alpha = new System.Windows.Forms.TextBox();
			this.m_greenSlider = new System.Windows.Forms.TrackBar();
			this.m_common7 = new System.Windows.Forms.Label();
			this.m_red = new System.Windows.Forms.TextBox();
			this.m_common5 = new System.Windows.Forms.Label();
			this.m_common3 = new System.Windows.Forms.Label();
			this.m_common4 = new System.Windows.Forms.Label();
			this.m_named = new System.Windows.Forms.ComboBox();
			((System.ComponentModel.ISupportInitialize)(this.m_blueSlider)).BeginInit();
			((System.ComponentModel.ISupportInitialize)(this.m_alphaSlider)).BeginInit();
			((System.ComponentModel.ISupportInitialize)(this.m_redSlider)).BeginInit();
			((System.ComponentModel.ISupportInitialize)(this.m_greenSlider)).BeginInit();
			this.SuspendLayout();
			// 
			// m_common6
			// 
			this.m_common6.BackColor = System.Drawing.Color.Yellow;
			this.m_common6.BorderStyle = System.Windows.Forms.BorderStyle.FixedSingle;
			this.m_common6.Location = new System.Drawing.Point(56, 240);
			this.m_common6.Name = "m_common6";
			this.m_common6.Size = new System.Drawing.Size(24, 24);
			this.m_common6.TabIndex = 21;
			this.m_common6.Click += new System.EventHandler(this.OnCommon);
			// 
			// m_common1
			// 
			this.m_common1.BackColor = System.Drawing.Color.Black;
			this.m_common1.BorderStyle = System.Windows.Forms.BorderStyle.FixedSingle;
			this.m_common1.Location = new System.Drawing.Point(16, 208);
			this.m_common1.Name = "m_common1";
			this.m_common1.Size = new System.Drawing.Size(24, 24);
			this.m_common1.TabIndex = 16;
			this.m_common1.Click += new System.EventHandler(this.OnCommon);
			// 
			// m_cancel
			// 
			this.m_cancel.DialogResult = System.Windows.Forms.DialogResult.Cancel;
			this.m_cancel.Location = new System.Drawing.Point(296, 328);
			this.m_cancel.Name = "m_cancel";
			this.m_cancel.Size = new System.Drawing.Size(104, 24);
			this.m_cancel.TabIndex = 13;
			this.m_cancel.Text = "Cancel";
			// 
			// m_ok
			// 
			this.m_ok.Location = new System.Drawing.Point(184, 328);
			this.m_ok.Name = "m_ok";
			this.m_ok.Size = new System.Drawing.Size(104, 24);
			this.m_ok.TabIndex = 12;
			this.m_ok.Text = "OK";
			this.m_ok.Click += new System.EventHandler(this.OnOK);
			// 
			// m_common2
			// 
			this.m_common2.BackColor = System.Drawing.Color.White;
			this.m_common2.BorderStyle = System.Windows.Forms.BorderStyle.FixedSingle;
			this.m_common2.Location = new System.Drawing.Point(56, 208);
			this.m_common2.Name = "m_common2";
			this.m_common2.Size = new System.Drawing.Size(24, 24);
			this.m_common2.TabIndex = 17;
			this.m_common2.Click += new System.EventHandler(this.OnCommon);
			// 
			// label4
			// 
			this.label4.Location = new System.Drawing.Point(352, 0);
			this.label4.Name = "label4";
			this.label4.Size = new System.Drawing.Size(56, 24);
			this.label4.TabIndex = 7;
			this.label4.Text = "Alpha";
			this.label4.TextAlign = System.Drawing.ContentAlignment.MiddleCenter;
			// 
			// label5
			// 
			this.label5.Location = new System.Drawing.Point(8, 192);
			this.label5.Name = "label5";
			this.label5.Size = new System.Drawing.Size(128, 16);
			this.label5.TabIndex = 15;
			this.label5.Text = "Primary Colours:";
			// 
			// label6
			// 
			this.label6.Location = new System.Drawing.Point(8, 280);
			this.label6.Name = "label6";
			this.label6.Size = new System.Drawing.Size(128, 16);
			this.label6.TabIndex = 24;
			this.label6.Text = "Named Colours:";
			// 
			// m_common8
			// 
			this.m_common8.BackColor = System.Drawing.Color.Cyan;
			this.m_common8.BorderStyle = System.Windows.Forms.BorderStyle.FixedSingle;
			this.m_common8.Location = new System.Drawing.Point(136, 240);
			this.m_common8.Name = "m_common8";
			this.m_common8.Size = new System.Drawing.Size(24, 24);
			this.m_common8.TabIndex = 23;
			this.m_common8.Click += new System.EventHandler(this.OnCommon);
			// 
			// m_blue
			// 
			this.m_blue.Location = new System.Drawing.Point(304, 296);
			this.m_blue.MaxLength = 3;
			this.m_blue.Name = "m_blue";
			this.m_blue.ReadOnly = true;
			this.m_blue.Size = new System.Drawing.Size(40, 20);
			this.m_blue.TabIndex = 10;
			this.m_blue.Text = "textBox1";
			// 
			// label2
			// 
			this.label2.Location = new System.Drawing.Point(240, 0);
			this.label2.Name = "label2";
			this.label2.Size = new System.Drawing.Size(56, 24);
			this.label2.TabIndex = 3;
			this.label2.Text = "Green";
			this.label2.TextAlign = System.Drawing.ContentAlignment.MiddleCenter;
			// 
			// label3
			// 
			this.label3.Location = new System.Drawing.Point(296, 0);
			this.label3.Name = "label3";
			this.label3.Size = new System.Drawing.Size(56, 24);
			this.label3.TabIndex = 5;
			this.label3.Text = "Blue";
			this.label3.TextAlign = System.Drawing.ContentAlignment.MiddleCenter;
			// 
			// m_blueSlider
			// 
			this.m_blueSlider.Location = new System.Drawing.Point(304, 24);
			this.m_blueSlider.Maximum = 255;
			this.m_blueSlider.Name = "m_blueSlider";
			this.m_blueSlider.Orientation = System.Windows.Forms.Orientation.Vertical;
			this.m_blueSlider.Size = new System.Drawing.Size(42, 264);
			this.m_blueSlider.TabIndex = 4;
			this.m_blueSlider.TickFrequency = 5;
			this.m_blueSlider.Scroll += new System.EventHandler(this.OnBlue);
			// 
			// m_green
			// 
			this.m_green.Location = new System.Drawing.Point(248, 296);
			this.m_green.MaxLength = 3;
			this.m_green.Name = "m_green";
			this.m_green.ReadOnly = true;
			this.m_green.Size = new System.Drawing.Size(40, 20);
			this.m_green.TabIndex = 9;
			this.m_green.Text = "textBox1";
			// 
			// label1
			// 
			this.label1.Location = new System.Drawing.Point(184, 0);
			this.label1.Name = "label1";
			this.label1.Size = new System.Drawing.Size(56, 24);
			this.label1.TabIndex = 1;
			this.label1.Text = "Red";
			this.label1.TextAlign = System.Drawing.ContentAlignment.MiddleCenter;
			// 
			// m_alphaSlider
			// 
			this.m_alphaSlider.Location = new System.Drawing.Point(360, 24);
			this.m_alphaSlider.Maximum = 255;
			this.m_alphaSlider.Name = "m_alphaSlider";
			this.m_alphaSlider.Orientation = System.Windows.Forms.Orientation.Vertical;
			this.m_alphaSlider.Size = new System.Drawing.Size(42, 264);
			this.m_alphaSlider.TabIndex = 6;
			this.m_alphaSlider.TickFrequency = 5;
			this.m_alphaSlider.Value = 255;
			this.m_alphaSlider.Scroll += new System.EventHandler(this.OnAlpha);
			// 
			// m_redSlider
			// 
			this.m_redSlider.Location = new System.Drawing.Point(192, 24);
			this.m_redSlider.Maximum = 255;
			this.m_redSlider.Name = "m_redSlider";
			this.m_redSlider.Orientation = System.Windows.Forms.Orientation.Vertical;
			this.m_redSlider.Size = new System.Drawing.Size(42, 264);
			this.m_redSlider.TabIndex = 0;
			this.m_redSlider.TickFrequency = 5;
			this.m_redSlider.Scroll += new System.EventHandler(this.OnRed);
			// 
			// m_preview
			// 
			this.m_preview.BackColor = System.Drawing.Color.Black;
			this.m_preview.BorderStyle = System.Windows.Forms.BorderStyle.FixedSingle;
			this.m_preview.Location = new System.Drawing.Point(8, 8);
			this.m_preview.Name = "m_preview";
			this.m_preview.Size = new System.Drawing.Size(168, 168);
			this.m_preview.TabIndex = 14;
			this.m_preview.Text = "Click Here to use standard Windows Colour Picker";
			this.m_preview.TextAlign = System.Drawing.ContentAlignment.MiddleCenter;
			this.m_preview.Click += new System.EventHandler(this.OnSelectColour);
			// 
			// m_alpha
			// 
			this.m_alpha.Location = new System.Drawing.Point(360, 296);
			this.m_alpha.MaxLength = 3;
			this.m_alpha.Name = "m_alpha";
			this.m_alpha.ReadOnly = true;
			this.m_alpha.Size = new System.Drawing.Size(40, 20);
			this.m_alpha.TabIndex = 11;
			this.m_alpha.Text = "textBox1";
			// 
			// m_greenSlider
			// 
			this.m_greenSlider.Location = new System.Drawing.Point(248, 24);
			this.m_greenSlider.Maximum = 255;
			this.m_greenSlider.Name = "m_greenSlider";
			this.m_greenSlider.Orientation = System.Windows.Forms.Orientation.Vertical;
			this.m_greenSlider.Size = new System.Drawing.Size(42, 264);
			this.m_greenSlider.TabIndex = 2;
			this.m_greenSlider.TickFrequency = 5;
			this.m_greenSlider.Scroll += new System.EventHandler(this.OnGreen);
			// 
			// m_common7
			// 
			this.m_common7.BackColor = System.Drawing.Color.Fuchsia;
			this.m_common7.BorderStyle = System.Windows.Forms.BorderStyle.FixedSingle;
			this.m_common7.Location = new System.Drawing.Point(96, 240);
			this.m_common7.Name = "m_common7";
			this.m_common7.Size = new System.Drawing.Size(24, 24);
			this.m_common7.TabIndex = 22;
			this.m_common7.Click += new System.EventHandler(this.OnCommon);
			// 
			// m_red
			// 
			this.m_red.Location = new System.Drawing.Point(192, 296);
			this.m_red.MaxLength = 3;
			this.m_red.Name = "m_red";
			this.m_red.ReadOnly = true;
			this.m_red.Size = new System.Drawing.Size(40, 20);
			this.m_red.TabIndex = 8;
			this.m_red.Text = "textBox1";
			// 
			// m_common5
			// 
			this.m_common5.BackColor = System.Drawing.Color.Blue;
			this.m_common5.BorderStyle = System.Windows.Forms.BorderStyle.FixedSingle;
			this.m_common5.Location = new System.Drawing.Point(16, 240);
			this.m_common5.Name = "m_common5";
			this.m_common5.Size = new System.Drawing.Size(24, 24);
			this.m_common5.TabIndex = 20;
			this.m_common5.Click += new System.EventHandler(this.OnCommon);
			// 
			// m_common3
			// 
			this.m_common3.BackColor = System.Drawing.Color.Red;
			this.m_common3.BorderStyle = System.Windows.Forms.BorderStyle.FixedSingle;
			this.m_common3.Location = new System.Drawing.Point(96, 208);
			this.m_common3.Name = "m_common3";
			this.m_common3.Size = new System.Drawing.Size(24, 24);
			this.m_common3.TabIndex = 18;
			this.m_common3.Click += new System.EventHandler(this.OnCommon);
			// 
			// m_common4
			// 
			this.m_common4.BackColor = System.Drawing.Color.Lime;
			this.m_common4.BorderStyle = System.Windows.Forms.BorderStyle.FixedSingle;
			this.m_common4.Location = new System.Drawing.Point(136, 208);
			this.m_common4.Name = "m_common4";
			this.m_common4.Size = new System.Drawing.Size(24, 24);
			this.m_common4.TabIndex = 19;
			this.m_common4.Click += new System.EventHandler(this.OnCommon);
			// 
			// m_named
			// 
			this.m_named.DropDownStyle = System.Windows.Forms.ComboBoxStyle.DropDownList;
			this.m_named.Location = new System.Drawing.Point(8, 296);
			this.m_named.MaxDropDownItems = 20;
			this.m_named.Name = "m_named";
			this.m_named.Size = new System.Drawing.Size(168, 21);
			this.m_named.Sorted = true;
			this.m_named.TabIndex = 25;
			this.m_named.SelectedIndexChanged += new System.EventHandler(this.OnNamedColour);
			// 
			// AlphaColourDialog
			// 
			this.AcceptButton = this.m_ok;
			this.AutoScaleBaseSize = new System.Drawing.Size(5, 13);
			this.CancelButton = this.m_cancel;
			this.ClientSize = new System.Drawing.Size(410, 362);
			this.Controls.Add(this.m_named);
			this.Controls.Add(this.label6);
			this.Controls.Add(this.m_common8);
			this.Controls.Add(this.m_common7);
			this.Controls.Add(this.m_common6);
			this.Controls.Add(this.m_common5);
			this.Controls.Add(this.m_common4);
			this.Controls.Add(this.m_common3);
			this.Controls.Add(this.m_common2);
			this.Controls.Add(this.m_common1);
			this.Controls.Add(this.label5);
			this.Controls.Add(this.m_preview);
			this.Controls.Add(this.m_cancel);
			this.Controls.Add(this.m_ok);
			this.Controls.Add(this.m_alpha);
			this.Controls.Add(this.m_blue);
			this.Controls.Add(this.m_green);
			this.Controls.Add(this.m_red);
			this.Controls.Add(this.label4);
			this.Controls.Add(this.m_alphaSlider);
			this.Controls.Add(this.label3);
			this.Controls.Add(this.m_blueSlider);
			this.Controls.Add(this.label2);
			this.Controls.Add(this.m_greenSlider);
			this.Controls.Add(this.label1);
			this.Controls.Add(this.m_redSlider);
			this.FormBorderStyle = System.Windows.Forms.FormBorderStyle.FixedToolWindow;
			this.Name = "AlphaColourDialog";
			this.ShowInTaskbar = false;
			this.StartPosition = System.Windows.Forms.FormStartPosition.CenterParent;
			this.Text = "AlphaColourDialog";
			((System.ComponentModel.ISupportInitialize)(this.m_blueSlider)).EndInit();
			((System.ComponentModel.ISupportInitialize)(this.m_alphaSlider)).EndInit();
			((System.ComponentModel.ISupportInitialize)(this.m_redSlider)).EndInit();
			((System.ComponentModel.ISupportInitialize)(this.m_greenSlider)).EndInit();
			this.ResumeLayout(false);
		}
		#endregion

		void OnRed(object sender, System.EventArgs e)
		{
			SetColour();
		}
		
		void OnGreen(object sender, System.EventArgs e)
		{
			SetColour();
		}
		
		void OnBlue(object sender, System.EventArgs e)
		{
			SetColour();
		}
		
		void OnAlpha(object sender, System.EventArgs e)
		{
			SetColour();
		}
		
		void OnOK(object sender, System.EventArgs e)
		{
			DialogResult=DialogResult.OK;
			Close();
		}

		void OnCommon(object sender, System.EventArgs e)
		{
			Label l=(Label)sender;
			
			Color=l.BackColor;
		}
		
		void OnNamedColour(object sender, System.EventArgs e)
		{
			string s=(string)m_named.SelectedItem;
			
			Color=Color.FromKnownColor((KnownColor)Enum.Parse(typeof(KnownColor),s));
		}
		
		void OnSelectColour(object sender, System.EventArgs e)
		{
			ColorDialog dlg=new ColorDialog();
			
			dlg.Color=Color.FromArgb(m_alphaSlider.Value,
									 m_redSlider.Value,
									 m_greenSlider.Value,
									 m_blueSlider.Value);
			
			dlg.AnyColor=true;
			dlg.SolidColorOnly=false;
			dlg.FullOpen=true;

			if (dlg.ShowDialog()==DialogResult.OK)
			{
				m_redSlider.Value=dlg.Color.R;
				m_greenSlider.Value=dlg.Color.G;
				m_blueSlider.Value=dlg.Color.B;
				SetColour();
			}
		}
	}
}