//+------------------------------------------------------------------+
//|TD Channel 1
//|Copyright ｩ 2006, senseki    
//|
//+------------------------------------------------------------------+
#property copyright "Copyright ｩ 2006, Senseki"
#property link      "none"

#property indicator_chart_window
#property indicator_buffers 2
#property indicator_color1 Black
#property indicator_color2 Black

//パラメーター設定
extern double MA_Period=3;
extern double MA_Shift=0;
extern int    MAType=0;
extern double up_line=1.03;
extern double down_line=0.97;

//---- インディケータバッファ
double Buf0[];
double Buf1[];

//---- variables

int    MAMode;
string strMAType;

//+------------------------------------------------------------------+
//| インディケータ初期化関数                                         |
//+------------------------------------------------------------------+
int init()
{
//---- バッファのインディケータへの割り当て
   SetIndexBuffer(0, Buf0);
   SetIndexBuffer(1, Buf1);

//---- インディケータの種類の設定
   SetIndexStyle(0, DRAW_LINE, STYLE_SOLID, 1);
   SetIndexStyle(1, DRAW_LINE, STYLE_SOLID, 1);

switch (MAType)
   {
      case 0: strMAType="SMA"; MAMode=MODE_SMA; break;
      case 1: strMAType="EMA"; MAMode=MODE_EMA; break;
      case 2: strMAType="SMMA"; MAMode=MODE_SMMA; break;
      case 3: strMAType="LWMA"; MAMode=MODE_LWMA; break;
   }

   return(0);
}
//+------------------------------------------------------------------+
//| インディケータ処理関数                                           |
//+------------------------------------------------------------------+
int start()
{
   int limit=Bars-IndicatorCounted();

   for(int i=limit-1; i>=0; i--)
   {

// 上部チャネル

   Buf0[i] = iMA(NULL,0,MA_Period,MA_Shift,MAMode,PRICE_LOW,i)*(up_line);


// 下部チャネル

   Buf1[i] = iMA(NULL,0,MA_Period,MA_Shift,MAMode,PRICE_HIGH,i)*(down_line); 
   }

   return(0);
}

//+------------------------------------------------------------------+