/*
 * VolumeTracker.cs
 * Copyright © 2008-2011 kbinani
 *
 * This file is part of org.kbinani.cadencii.
 *
 * org.kbinani.cadencii is free software; you can redistribute it and/or
 * modify it under the terms of the GPLv3 License.
 *
 * org.kbinani.cadencii 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.
 */
#if JAVA
package org.kbinani.cadencii;

//INCLUDE-SECTION IMPORT ../BuildJavaUI/src/org/kbinani/cadencii/VolumeTracker.java

import java.awt.event.*;
import org.kbinani.*;
import org.kbinani.vsq.*;
import org.kbinani.windows.forms.*;
#else
using System;
using System.Windows.Forms;
using org.kbinani;
using org.kbinani.windows.forms;
using org.kbinani.java.awt;
using org.kbinani.vsq;

namespace org.kbinani.cadencii
{
    using BEventArgs = System.EventArgs;
    using BKeyEventArgs = System.Windows.Forms.KeyEventArgs;

    using BEventHandler = System.EventHandler;
    using BKeyEventHandler = System.Windows.Forms.KeyEventHandler;
    
    using boolean = System.Boolean;
#endif

#if JAVA
    public class VolumeTracker extends JPanel implements IAmplifierView
#else
    public class VolumeTracker : UserControl, IAmplifierView
#endif
    {
        private int mFeder = 0;
        private String m_number = "0";
        private String m_title = "";
        private Object m_tag = null;
        private boolean mMuted = false;
        private int mPanpot = 0;
        private int mTrack = 0;

        #region Constants
        public const int WIDTH = 85;
        public const int HEIGHT = 284;
#if JAVA
        private static final int[][] _KEY = {
#else
        private static readonly int[,] _KEY = {
#endif
            {55, 26}, 
            {51, 27},
            {47, 28},
            {42, 30},
            {38, 31},
            {35, 33},
            {31, 34},
            {28, 36},
            {24, 37},
            {21, 39},
            {18, 40},
            {15, 42},
            {12, 43},
            {10, 45},
            {7, 46},
            {5, 48},
            {2, 49},
            {0, 51},
            {-2, 52},
            {-5, 54},
            {-7, 55},
            {-10, 57},
            {-12, 58},
            {-15, 60},
            {-18, 61},
            {-21, 63},
            {-24, 64},
            {-28, 66},
            {-31, 67},
            {-35, 69},
            {-38, 70},
            {-42, 72},
            {-47, 73},
            {-51, 75},
            {-55, 76},
            {-60, 78},
            {-65, 79},
            {-70, 81},
            {-76, 82},
            {-81, 84},
            {-87, 85},
            {-93, 87},
            {-100, 88},
            {-107, 89},
            {-114, 91},
            {-121, 92},
            {-129, 94},
            {-137, 95},
            {-145, 97},
            {-154, 98},
            {-163, 100},
            {-173, 101},
            {-183, 103},
            {-193, 104},
            {-204, 106},
            {-215, 107},
            {-227, 109},
            {-240, 110},
            {-253, 112},
            {-266, 113},
            {-280, 115},
            {-295, 116},
            {-311, 118},
            {-327, 119},
            {-344, 121},
            {-362, 122},
            {-380, 124},
            {-399, 125},
            {-420, 127},
            {-441, 128},
            {-463, 130},
            {-486, 131},
            {-510, 133},
            {-535, 134},
            {-561, 136},
            {-589, 137},
            {-617, 139},
            {-647, 140},
            {-678, 142},
            {-711, 143},
            {-745, 145},
            {-781, 146},
            {-818, 148},
            {-857, 149},
            {-898, 151},
        };
        #endregion

#if JAVA
        public BEvent<BEventHandler> federChangedEvent = new BEvent<BEventHandler>();
#elif QT_VERSION
        public signals: void federChanged( QObject sender, QObject e );
#else
        public event FederChangedEventHandler FederChanged;
#endif

#if JAVA
        public BEvent<BEventHandler> panpotChangedEvent = new BEvent<BEventHandler>();
#elif QT_VERSION
        public signals: void panpotChanged( QObject sender, QObject e );
#else
        public event PanpotChangedEventHandler PanpotChanged;
#endif

#if JAVA
        public BEvent<BEventHandler> muteButtonClickEvent = new BEvent<BEventHandler>();
#elif QT_VERSION
        public: signals: void muteButtonClick( QObject sender, QObject e );
#else
        public event BEventHandler MuteButtonClick;
#endif

#if JAVA
        public BEvent<BEventHandler> soloButtonClickEvent = new BEvent<BEventHandler>();
#elif QT_VERSION
        public: signals: void soloButtonClick( QObject sender, QObject e );
#else
        public event BEventHandler SoloButtonClick;
#endif

        public VolumeTracker()
        {
#if JAVA
		    super();
		    initialize();
#else
            InitializeComponent();
#endif
            registerEventHandlers();
            setResources();
#if !JAVA
            this.SetStyle( ControlStyles.DoubleBuffer, true );
#endif
            setMuted( false );
            setSolo( false );
        }

        public int getTrack()
        {
            return mTrack;
        }

        public void setTrack( int value )
        {
            mTrack = value;
        }

        public double getAmplifyL()
        {
            double ret = 0.0;
            if ( !mMuted ) {
                ret = VocaloSysUtil.getAmplifyCoeffFromFeder( mFeder ) * VocaloSysUtil.getAmplifyCoeffFromPanLeft( mPanpot );
            }
            return ret;
        }

        public double getAmplifyR()
        {
            double ret = 0.0;
            if ( !mMuted ) {
                ret = VocaloSysUtil.getAmplifyCoeffFromFeder( mFeder ) * VocaloSysUtil.getAmplifyCoeffFromPanRight( mPanpot );
            }
            return ret;
        }

        public void setLocation( int x, int y )
        {
#if JAVA
            super.setLocation( x, y );
#else
            base.Location = new System.Drawing.Point( x, y );
#endif
        }

        public void setTag( Object value )
        {
            m_tag = value;
        }

        public Object getTag()
        {
            return m_tag;
        }

        public String getTitle()
        {
            return m_title;
        }

        public void setTitle( String value )
        {
            m_title = value;
            updateTitle();
        }

        private void updateTitle()
        {
            if ( str.compare( m_number, "" ) ) {
                lblTitle.setText( m_title );
            } else if ( str.compare( m_title, "" ) ) {
                lblTitle.setText( m_number );
            } else {
                lblTitle.setText( m_number + " " + m_title );
            }
        }

        public String getNumber()
        {
            return m_number;
        }

        public void setNumber( String value )
        {
            m_number = value;
            updateTitle();
        }

        public boolean isMuted()
        {
            return chkMute.isSelected();
        }

        public void setMuted( boolean value )
        {
            boolean old = chkMute.isSelected();
            chkMute.setSelected( value );
            chkMute.setBackground( value ? PortUtil.DimGray : Color.white );
            mMuted = value;
        }

        public boolean isSolo()
        {
            return chkSolo.isSelected();
        }

        public void setSolo( boolean value )
        {
            boolean old = chkSolo.isSelected();
            chkSolo.setSelected( value );
            chkSolo.setBackground( value ? PortUtil.DarkCyan : Color.white );
        }

        public int getPanpot()
        {
            return trackPanpot.getValue();
        }

        public void setPanpot( int value )
        {
            trackPanpot.setValue( value );
        }

        public boolean isSoloButtonVisible()
        {
            return chkSolo.isVisible();
        }

        public void setSoloButtonVisible( boolean value )
        {
            chkSolo.setVisible( value );
        }

        public int getFeder()
        {
            return mFeder;
        }

        public void setFeder( int value )
        {
            int old = mFeder;
            mFeder = value;
            if ( old != mFeder ) {
                try {
#if JAVA
                    federChangedEvent.raise( mTrack, mFeder );
#elif QT_VERSION
                    federChanged( mTrack, mFeder );
#else
                    if ( FederChanged != null ) {
                        FederChanged.Invoke( mTrack, mFeder );
                    }
#endif
                } catch ( Exception ex ) {
                    serr.println( "VolumeTracker#setFeder; ex=" + ex );
                }
            }
            int v = 177 - getYCoordFromFeder( mFeder );
            trackFeder.setValue( v );
        }

        private static int getFederFromYCoord( int y )
        {
#if JAVA
            int feder = _KEY[0][0];
            int min_diff = Math.abs( _KEY[0][1] - y );
#else
            int feder = _KEY[0, 0];
            int min_diff = Math.Abs( _KEY[0, 1] - y );
#endif
            int index = 0;
#if JAVA
            int len = _KEY.length;
#else
            int len = _KEY.GetUpperBound( 0 ) + 1;
#endif
            for ( int i = 1; i < len; i++ ) {
#if JAVA
                int diff = Math.abs( _KEY[i][1] - y );
#else
                int diff = Math.Abs( _KEY[i, 1] - y );
#endif
                if ( diff < min_diff ) {
                    index = i;
                    min_diff = diff;
#if JAVA
                    feder = _KEY[i][0];
#else
                    feder = _KEY[i, 0];
#endif
                }
            }
            return feder;
        }

        private static int getYCoordFromFeder( int feder )
        {
#if JAVA
            int y = _KEY[0][1];
            int min_diff = Math.Abs( _KEY[0][0] - feder );
#else
            int y = _KEY[0, 1];
            int min_diff = Math.Abs( _KEY[0, 0] - feder );
#endif
            int index = 0;
#if JAVA
            int len = _KEY.length;
#else
            int len = _KEY.GetUpperBound( 0 ) + 1;
#endif
            for ( int i = 1; i < len; i++ ) {
#if JAVA
                int diff = Math.Abs( _KEY[i][0] - feder );
#else
                int diff = Math.Abs( _KEY[i, 0] - feder );
#endif
                if ( diff < min_diff ) {
                    index = i;
                    min_diff = diff;
#if JAVA
                    y = _KEY[i][1];
#else
                    y = _KEY[i, 1];
#endif
                }
            }
            return y;
        }

        #region event handlers
        private void txtPanpot_Enter( Object sender, EventArgs e )
        {
            txtPanpot.selectAll();
        }

        private void txtFeder_Enter( Object sender, EventArgs e )
        {
            txtFeder.selectAll();
        }

        public void VolumeTracker_Resize( Object sender, BEventArgs e )
        {
#if !JAVA
            this.Width = WIDTH;
            this.Height = HEIGHT;
#endif
        }

        public void trackFeder_ValueChanged( Object sender, BEventArgs e )
        {
            mFeder = getFederFromYCoord( 151 - (trackFeder.getValue() - 26) );
            txtFeder.setText( (mFeder / 10.0) + "" );
            try {
#if JAVA
                federChangedEvent.raise( mTrack, mFeder );
#elif QT_VERSION
                federChanged( mTrack, mFeder );
#else
                if ( FederChanged != null ) {
                    FederChanged.Invoke( mTrack, mFeder );
                }
#endif
            } catch ( Exception ex ) {
                serr.println( "VolumeTracker#trackFeder_ValueChanged; ex=" + ex );
            }
        }

        public void trackPanpot_ValueChanged( Object sender, BEventArgs e )
        {
            mPanpot = trackPanpot.getValue();
            txtPanpot.setText( mPanpot + "" );
            try {
#if JAVA
                panpotChangedEvent.raise( mTrack, mPanpot );
#elif QT_VERSION
                panpotChanged( mTrack, mPanpot );
#else
                if ( PanpotChanged != null ) {
                    PanpotChanged.Invoke( mTrack, mPanpot );
                }
#endif
            } catch ( Exception ex ) {
                serr.println( "VolumeTracker#trackPanpot_ValueChanged; ex=" + ex );
            }
        }

        public void txtFeder_KeyDown( Object sender, BKeyEventArgs e )
        {
#if JAVA
            if( (e.getKeyCode() & KeyEvent.VK_ENTER) != KeyEvent.VK_ENTER ){
                return;
            }
#else
            if ( (e.KeyCode & Keys.Enter) != Keys.Enter ) {
                return;
            }
#endif
            try {
                int feder = (int)((float)str.tof( txtFeder.getText() ) * 10.0f);
                if ( 55 < feder ) {
                    feder = 55;
                }
                if ( feder < -898 ) {
                    feder = -898;
                }
                setFeder( feder );
                txtFeder.setText( getFeder() / 10.0f + "" );
                txtFeder.requestFocusInWindow();
                txtFeder.selectAll();
            } catch ( Exception ex ) {
                serr.println( "VolumeTracker#txtFeder_KeyDown; ex=" + ex );
            }
        }

        public void txtPanpot_KeyDown( Object sender, BKeyEventArgs e )
        {
#if JAVA
            if( (e.getKeyCode() & KeyEvent.VK_ENTER) != KeyEvent.VK_ENTER ){
                return;
            }
#else
            if ( (e.KeyCode & Keys.Enter) != Keys.Enter ) {
                return;
            }
#endif
            try {
                int panpot = str.toi( txtPanpot.getText() );
                if ( panpot < -64 ) {
                    panpot = -64;
                }
                if ( 64 < panpot ) {
                    panpot = 64;
                }
                setPanpot( panpot );
                txtPanpot.setText( getPanpot() + "" );
                txtPanpot.requestFocusInWindow();
                txtPanpot.selectAll();
            } catch ( Exception ex ) {
                serr.println( "VolumeTracker#txtPanpot_KeyDown; ex=" + ex );
            }
        }

        public void chkSolo_Click( Object sender, EventArgs e )
        {
            try {
#if JAVA
                soloButtonClickEvent.raise( this, e );
#elif QT_VERSION
                soloButtonClick( this, e );
#else
                if ( SoloButtonClick != null ) {
                    SoloButtonClick.Invoke( this, e );
                }
#endif
            } catch ( Exception ex ) {
                serr.println( "VolumeTracker#chkSolo_Click; ex=" + ex );
            }
        }

        public void chkMute_Click( Object sender, EventArgs e )
        {
            mMuted = chkMute.isSelected();
            try {
#if JAVA
                muteButtonClickEvent.raise( this, e );
#elif QT_VERSION
                muteButtonClick( this, e );
#else
                if ( MuteButtonClick != null ) {
                    MuteButtonClick.Invoke( this, e );
                }
#endif
            } catch ( Exception ex ) {
                serr.println( "VolumeTracker#chkMute_Click; ex=" + ex );
            }
        }
        #endregion

        private void registerEventHandlers()
        {
            trackFeder.ValueChanged += new BEventHandler( trackFeder_ValueChanged );
            trackPanpot.ValueChanged += new BEventHandler( trackPanpot_ValueChanged );
            txtPanpot.KeyDown += new BKeyEventHandler( txtPanpot_KeyDown );
            txtFeder.KeyDown += new BKeyEventHandler( txtFeder_KeyDown );
            chkSolo.Click += new BEventHandler( chkSolo_Click );
            chkMute.Click += new BEventHandler( chkMute_Click );
#if !JAVA
            txtFeder.Enter += new BEventHandler( txtFeder_Enter );
            txtPanpot.Enter += new BEventHandler( txtPanpot_Enter );
#endif
        }

        private void setResources()
        {
        }

#if JAVA
        #region UI Impl for Java
        //INCLUDE-SECTION FIELD ../BuildJavaUI/src/org/kbinani/cadencii/VolumeTracker.java
        //INCLUDE-SECTION METHOD ../BuildJavaUI/src/org/kbinani/cadencii/VolumeTracker.java
        #endregion
#else
        #region UI Impl for C#
        /// <summary> 
        /// 必要なデザイナ変数です。
        /// </summary>
        private System.ComponentModel.IContainer components = null;

        /// <summary> 
        /// 使用中のリソースをすべてクリーンアップします。
        /// </summary>
        /// <param name="disposing">マネージ リソースが破棄される場合 true、破棄されない場合は false です。</param>
        protected override void Dispose( boolean disposing )
        {
            if ( disposing && (components != null) ) {
                components.Dispose();
            }
            base.Dispose( disposing );
        }

        #region コンポーネント デザイナで生成されたコード

        /// <summary> 
        /// デザイナ サポートに必要なメソッドです。このメソッドの内容を 
        /// コード エディタで変更しないでください。
        /// </summary>
        private void InitializeComponent()
        {
            this.trackFeder = new org.kbinani.windows.forms.BSlider();
            this.trackPanpot = new org.kbinani.windows.forms.BSlider();
            this.txtPanpot = new org.kbinani.windows.forms.BTextBox();
            this.lblTitle = new org.kbinani.windows.forms.BLabel();
            this.txtFeder = new org.kbinani.windows.forms.BTextBox();
            this.chkMute = new org.kbinani.windows.forms.BCheckBox();
            this.chkSolo = new org.kbinani.windows.forms.BCheckBox();
            ((System.ComponentModel.ISupportInitialize)(this.trackFeder)).BeginInit();
            ((System.ComponentModel.ISupportInitialize)(this.trackPanpot)).BeginInit();
            this.SuspendLayout();
            // 
            // trackFeder
            // 
            this.trackFeder.Anchor = ((System.Windows.Forms.AnchorStyles)(((System.Windows.Forms.AnchorStyles.Top | System.Windows.Forms.AnchorStyles.Left)
                        | System.Windows.Forms.AnchorStyles.Right)));
            this.trackFeder.AutoSize = false;
            this.trackFeder.Location = new System.Drawing.Point( 21, 58 );
            this.trackFeder.Maximum = 151;
            this.trackFeder.Minimum = 26;
            this.trackFeder.Name = "trackFeder";
            this.trackFeder.Orientation = System.Windows.Forms.Orientation.Vertical;
            this.trackFeder.Size = new System.Drawing.Size( 45, 144 );
            this.trackFeder.TabIndex = 0;
            this.trackFeder.TickFrequency = 10;
            this.trackFeder.TickStyle = System.Windows.Forms.TickStyle.Both;
            this.trackFeder.Value = 100;
            // 
            // trackPanpot
            // 
            this.trackPanpot.Anchor = ((System.Windows.Forms.AnchorStyles)(((System.Windows.Forms.AnchorStyles.Top | System.Windows.Forms.AnchorStyles.Left)
                        | System.Windows.Forms.AnchorStyles.Right)));
            this.trackPanpot.AutoSize = false;
            this.trackPanpot.Location = new System.Drawing.Point( 3, 208 );
            this.trackPanpot.Margin = new System.Windows.Forms.Padding( 3, 3, 3, 0 );
            this.trackPanpot.Maximum = 64;
            this.trackPanpot.Minimum = -64;
            this.trackPanpot.Name = "trackPanpot";
            this.trackPanpot.Size = new System.Drawing.Size( 79, 21 );
            this.trackPanpot.TabIndex = 2;
            this.trackPanpot.TickStyle = System.Windows.Forms.TickStyle.None;
            // 
            // txtPanpot
            // 
            this.txtPanpot.Anchor = ((System.Windows.Forms.AnchorStyles)(((System.Windows.Forms.AnchorStyles.Top | System.Windows.Forms.AnchorStyles.Left)
                        | System.Windows.Forms.AnchorStyles.Right)));
            this.txtPanpot.BackColor = System.Drawing.Color.FromArgb( ((int)(((byte)(180)))), ((int)(((byte)(180)))), ((int)(((byte)(180)))) );
            this.txtPanpot.BorderStyle = System.Windows.Forms.BorderStyle.FixedSingle;
            this.txtPanpot.Location = new System.Drawing.Point( 10, 229 );
            this.txtPanpot.Margin = new System.Windows.Forms.Padding( 10, 0, 10, 0 );
            this.txtPanpot.Name = "txtPanpot";
            this.txtPanpot.Size = new System.Drawing.Size( 65, 19 );
            this.txtPanpot.TabIndex = 3;
            this.txtPanpot.Text = "0";
            this.txtPanpot.TextAlign = System.Windows.Forms.HorizontalAlignment.Center;
            // 
            // lblTitle
            // 
            this.lblTitle.BackColor = System.Drawing.Color.White;
            this.lblTitle.Dock = System.Windows.Forms.DockStyle.Bottom;
            this.lblTitle.Location = new System.Drawing.Point( 0, 261 );
            this.lblTitle.Margin = new System.Windows.Forms.Padding( 0 );
            this.lblTitle.Name = "lblTitle";
            this.lblTitle.Size = new System.Drawing.Size( 85, 23 );
            this.lblTitle.TabIndex = 4;
            this.lblTitle.Text = "TITLE";
            this.lblTitle.TextAlign = System.Drawing.ContentAlignment.MiddleCenter;
            // 
            // txtFeder
            // 
            this.txtFeder.Anchor = ((System.Windows.Forms.AnchorStyles)(((System.Windows.Forms.AnchorStyles.Top | System.Windows.Forms.AnchorStyles.Left)
                        | System.Windows.Forms.AnchorStyles.Right)));
            this.txtFeder.BackColor = System.Drawing.Color.FromArgb( ((int)(((byte)(180)))), ((int)(((byte)(180)))), ((int)(((byte)(180)))) );
            this.txtFeder.BorderStyle = System.Windows.Forms.BorderStyle.FixedSingle;
            this.txtFeder.Location = new System.Drawing.Point( 3, 33 );
            this.txtFeder.Name = "txtFeder";
            this.txtFeder.Size = new System.Drawing.Size( 79, 19 );
            this.txtFeder.TabIndex = 5;
            this.txtFeder.Text = "0";
            this.txtFeder.TextAlign = System.Windows.Forms.HorizontalAlignment.Center;
            // 
            // chkMute
            // 
            this.chkMute.Appearance = System.Windows.Forms.Appearance.Button;
            this.chkMute.Location = new System.Drawing.Point( 4, 5 );
            this.chkMute.Name = "chkMute";
            this.chkMute.Size = new System.Drawing.Size( 22, 22 );
            this.chkMute.TabIndex = 6;
            this.chkMute.Text = "M";
            this.chkMute.UseVisualStyleBackColor = true;
            // 
            // chkSolo
            // 
            this.chkSolo.Appearance = System.Windows.Forms.Appearance.Button;
            this.chkSolo.Location = new System.Drawing.Point( 28, 5 );
            this.chkSolo.Name = "chkSolo";
            this.chkSolo.Size = new System.Drawing.Size( 22, 22 );
            this.chkSolo.TabIndex = 7;
            this.chkSolo.Text = "S";
            this.chkSolo.UseVisualStyleBackColor = true;
            // 
            // VolumeTracker
            // 
            this.AutoScaleMode = System.Windows.Forms.AutoScaleMode.None;
            this.BackColor = System.Drawing.Color.FromArgb( ((int)(((byte)(180)))), ((int)(((byte)(180)))), ((int)(((byte)(180)))) );
            this.Controls.Add( this.chkSolo );
            this.Controls.Add( this.chkMute );
            this.Controls.Add( this.txtFeder );
            this.Controls.Add( this.lblTitle );
            this.Controls.Add( this.txtPanpot );
            this.Controls.Add( this.trackPanpot );
            this.Controls.Add( this.trackFeder );
            this.DoubleBuffered = true;
            this.Name = "VolumeTracker";
            this.Size = new System.Drawing.Size( 85, 284 );
            ((System.ComponentModel.ISupportInitialize)(this.trackFeder)).EndInit();
            ((System.ComponentModel.ISupportInitialize)(this.trackPanpot)).EndInit();
            this.ResumeLayout( false );
            this.PerformLayout();

        }

        #endregion

        private BSlider trackFeder;
        private BSlider trackPanpot;
        private BTextBox txtPanpot;
        private BLabel lblTitle;
        private BTextBox txtFeder;
        private BCheckBox chkMute;
        private BCheckBox chkSolo;

        #endregion
#endif
    }

#if !JAVA
}
#endif