Pierre8rTeam
415 lines
17 KiB
Plaintext
415 lines
17 KiB
Plaintext
//+------------------------------------------------------------------+
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//| CChart.mqh |
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//| Copyright © 2009, MetaQuotes Software Corp. |
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//| http://www.metaquotes.net |
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//+------------------------------------------------------------------+
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#property copyright "Copyright © 2009, MetaQuotes Software Corp."
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#property link "http://www.metaquotes.net"
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#include "ClassSymbolButton.mqh"
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#include "ClassChart.mqh"
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//+------------------------------------------------------------------+
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//| class for implementation of Symbols table |
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//+------------------------------------------------------------------+
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class CTradePad
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{
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private:
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int m_rows; // number of strings in the Symbols table
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int m_columns; // number of columns in the Symbols table
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int m_button_width; // width of the cell containing a symbol
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int m_button_height; // height of the cell containing a symbol
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int m_top; // X coordinate of the upper left corner
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int m_left; // Y coordinate of the upper left corner
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int m_left_previous_header; // previous X value for the upper left corner of the header
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int m_top_previos_header; // previous Y value for the upper left corner of the header
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color m_button_text_color; // unified text color for the buttons
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color m_button_bg_color; // unified background color for the buttons
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string m_prefix; // unified prefix for the created CSymbolButton type objects
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string m_chart_name; // Chart Object name
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int m_top_chart; // Y coordinate of the table's upper left corner
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int m_left_chart; // X coordinate of the table's upper left corner
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int m_footer_width; // footer width
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CSymbolButton m_symbol_set[]; // array with the objects for managing Symbol buttons
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string m_header; // name of the line for dragging the object
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int m_top_buy_button; // Y coordinate of the upper left corner of BUY button
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int m_left_buy_button; // X coordinate of the upper left corner of BUY
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int m_top_sell_button; // Y coordinate of the upper left corner of SELL button
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int m_left_sell_button; // X coordinate of the upper left corner of SELL button
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int m_top_lots_edit; // Y coordinate of the upper left corner of the field for specifying the volume
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int m_left_lots_edit; // X coordinate of the upper left corner of the field for specifying the volume
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int m_width_lots_edit; // volume field width
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string m_buy_button; // BUY button name
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string m_sell_button; // SELL button name
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string m_lots_edit; // volume field name
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string m_chart_symbol_name; // name of the Symbol displaying Chart object
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ENUM_TIMEFRAMES m_current_tf; // period of the Symbol displaying Chart object
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color m_up_color;
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color m_down_color;
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color m_flat_color;
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color m_blank_color;
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CChart tradeChart; // chart object
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public:
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void CTradePad(); // constructor
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bool CreateTradePad(int cols,int rows,int Xleft,int Ytop,int width,int height,color u,color d,color f,color b);
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int DeleteTradePad();
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string GetChartName(){return(m_chart_name);};
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int GetSymbolButtons(){return(ArraySize(m_symbol_set));};
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void SetButtons(string symbolName);
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void MoveTradePad(int x_shift,int y_shift);
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void GetShiftTradePad(int &x_shift,int &y_shift);
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string GetHeaderName(){return(m_header);};
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void SetButtonColors();
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void SetTrendColors(color u,color d,color f,color b){m_up_color=u;m_down_color=d;m_flat_color=f; m_blank_color=b;};
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void EmptyFunction();
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};
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//+------------------------------------------------------------------+
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//| default constructor (always without parameters) |
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//+------------------------------------------------------------------+
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void CTradePad::CTradePad()
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{
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m_button_bg_color=Green;
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m_button_text_color=White;
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m_prefix="cell_";
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m_header="TablePad";
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m_chart_name="test";
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m_buy_button="BuyButton";
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m_sell_button="SellButton";
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m_lots_edit="InputVolume";
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}
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//+------------------------------------------------------------------+
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//| creating Symbols Table (actually, it is a constructor) |
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//+------------------------------------------------------------------+
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bool CTradePad::CreateTradePad(int cols,int rows,int Xleft,int Ytop,int width,int height,
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color u,color d,color f,color b)
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{
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bool res=false;
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//---
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SetTrendColors(u,d,f,b);
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m_left=Xleft;
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m_top=Ytop;
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int Yord,Xord;
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//--- how many buttons will we have?
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ArrayResize(m_symbol_set,cols*rows);
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int j=0,tradeSymbols=SymbolsTotal(false);
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string symb[];
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ArrayResize(symb,cols*rows);
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//--- draw the header
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m_top_previos_header=m_top-20;
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m_left_previous_header=m_left;
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if(ObjectFind(0,m_header)<0) ObjectCreate(0,m_header,OBJ_BUTTON,0,0,0,0,0);
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ObjectSetInteger(0,m_header,OBJPROP_COLOR,White);
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ObjectSetInteger(0,m_header,OBJPROP_BGCOLOR,Blue);
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ObjectSetInteger(0,m_header,OBJPROP_XDISTANCE,m_left_previous_header);
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ObjectSetInteger(0,m_header,OBJPROP_YDISTANCE,m_top_previos_header);
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ObjectSetInteger(0,m_header,OBJPROP_XSIZE,cols*width);
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ObjectSetInteger(0,m_header,OBJPROP_YSIZE,20);
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ObjectSetString(0,m_header,OBJPROP_TEXT,"Trade Pad ");
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ObjectSetString(0,m_header,OBJPROP_FONT,"Tahoma");
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ObjectSetInteger(0,m_header,OBJPROP_SELECTABLE,true);
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//--- draw the buttons
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for(int c=0;c<cols;c++)
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{
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Xord=m_left+c*width; // Symbol button's X ordinate
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for(int r=0;r<rows;r++)
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{
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Yord=m_top+r*height; // Symbol button's Y ordinate
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string name;
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if(j>=tradeSymbols) j=0;
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name=SymbolName(j,false);
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j++;
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symb[c*rows+r]=name;
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SymbolSelect(name,true);
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double v;
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color col;
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col=GetColorOfSymbol(name,PERIOD_CURRENT,
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m_up_color,m_down_color,
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m_flat_color,m_blank_color,v);
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m_symbol_set[c*rows+r].CreateSymbolButton(Yord,
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Xord,
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height,
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width,
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name,
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m_button_text_color,
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col);
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//Sleep(10);// pause in order to see the buttons' generation
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}
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}
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//--- click the first button
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ObjectSetInteger(0,symb[0],OBJPROP_STATE,true);
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//--- create Chart object
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double chartheight=252;
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m_current_tf=ChartPeriod(0);
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// if(ObjectFind(0,m_chart_name)<0)ObjectCreate(0,m_chart_name,OBJ_CHART,0,0,0,0,0);
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m_top_chart=m_top+rows*height;
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m_left_chart=m_left;
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/*
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ObjectSetInteger(0,m_chart_name,OBJPROP_XDISTANCE,m_left_chart);
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ObjectSetInteger(0,m_chart_name,OBJPROP_YDISTANCE,m_top_chart);
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*/
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m_footer_width=cols*width;
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/*
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ObjectSetInteger(0,m_chart_name,OBJPROP_XSIZE,m_footer_width);
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chartheight=cols*width/4.0*3.0;
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ObjectSetInteger(0,m_chart_name,OBJPROP_YSIZE,(int)chartheight);
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ObjectSetInteger(0,m_chart_name,OBJPROP_SELECTABLE,0);
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ObjectSetString(0,m_chart_name,OBJPROP_SYMBOL,symb[0]);
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*/
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chartheight=252;
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tradeChart.CreateChart(m_left_chart,m_top_chart,m_footer_width,int(chartheight),symb[0],"testChart");
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//--- create the footer
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//--- SELL button
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if(ObjectFind(0,m_sell_button)<0) ObjectCreate(0,m_sell_button,OBJ_BUTTON,0,0,0,0,0);
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ObjectSetInteger(0,m_sell_button,OBJPROP_COLOR,White);
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ObjectSetInteger(0,m_sell_button,OBJPROP_BGCOLOR,OrangeRed);
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m_top_sell_button=int(m_top_chart+chartheight);
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m_left_sell_button=m_left_chart;
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ObjectSetInteger(0,m_sell_button,OBJPROP_XDISTANCE,m_left_sell_button);
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ObjectSetInteger(0,m_sell_button,OBJPROP_YDISTANCE,m_top_sell_button);
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ObjectSetInteger(0,m_sell_button,OBJPROP_XSIZE,100);
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ObjectSetInteger(0,m_sell_button,OBJPROP_YSIZE,40);
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ObjectSetString(0,m_sell_button,OBJPROP_FONT,"Tahoma");
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ObjectSetInteger(0,m_sell_button,OBJPROP_FONTSIZE,15);
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ObjectSetString(0,m_sell_button,OBJPROP_TEXT,"SELL");
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ObjectSetInteger(0,m_sell_button,OBJPROP_SELECTABLE,false);
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//--- BUY button
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if(ObjectFind(0,m_buy_button)<0) ObjectCreate(0,m_buy_button,OBJ_BUTTON,0,0,0,0,0);
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ObjectSetInteger(0,m_buy_button,OBJPROP_COLOR,White);
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ObjectSetInteger(0,m_buy_button,OBJPROP_BGCOLOR,Blue);
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m_top_buy_button=m_top_sell_button;
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m_left_buy_button=m_left_chart+m_footer_width-100;
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ObjectSetInteger(0,m_buy_button,OBJPROP_XDISTANCE,m_left_buy_button);
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ObjectSetInteger(0,m_buy_button,OBJPROP_YDISTANCE,m_top_buy_button);
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ObjectSetInteger(0,m_buy_button,OBJPROP_XSIZE,100);
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ObjectSetInteger(0,m_buy_button,OBJPROP_YSIZE,40);
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ObjectSetString(0,m_buy_button,OBJPROP_FONT,"Tahoma");
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ObjectSetInteger(0,m_buy_button,OBJPROP_FONTSIZE,15);
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ObjectSetString(0,m_buy_button,OBJPROP_TEXT,"BUY");
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ObjectSetInteger(0,m_buy_button,OBJPROP_SELECTABLE,false);
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//--- Volume field
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if(ObjectFind(0,m_lots_edit)<0) ObjectCreate(0,m_lots_edit,OBJ_EDIT,0,0,0,0,0);
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ObjectSetInteger(0,m_lots_edit,OBJPROP_COLOR,White);
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ObjectSetInteger(0,m_lots_edit,OBJPROP_BGCOLOR,DarkOliveGreen);
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m_top_lots_edit=m_top_sell_button;
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m_left_lots_edit=m_left_chart+100;
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m_width_lots_edit=m_footer_width-200;
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ObjectSetInteger(0,m_lots_edit,OBJPROP_XDISTANCE,m_left_lots_edit);
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ObjectSetInteger(0,m_lots_edit,OBJPROP_YDISTANCE,m_top_lots_edit);
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ObjectSetInteger(0,m_lots_edit,OBJPROP_XSIZE,m_width_lots_edit);
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ObjectSetInteger(0,m_lots_edit,OBJPROP_YSIZE,40);
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ObjectSetString(0,m_lots_edit,OBJPROP_FONT,"Tahoma");
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ObjectSetInteger(0,m_lots_edit,OBJPROP_FONTSIZE,10);
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ObjectSetString(0,m_lots_edit,OBJPROP_TEXT," 0.1");
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ObjectSetInteger(0,m_lots_edit,OBJPROP_SELECTABLE,false);
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//--- command for drawing all the changes
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ChartRedraw(0);
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//--- wait a bit and try to draw the buttons' background once again
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Sleep(300);
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SetButtonColors();
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ChartRedraw(0);
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//---
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return(res);
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}
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//+------------------------------------------------------------------+
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//| set background color |
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//+------------------------------------------------------------------+
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void CTradePad::SetButtonColors()
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{
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int i,buttons=GetSymbolButtons();
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double v;// indicator values are received here
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struct IndicatorValue
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{
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string symbol;
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ENUM_TIMEFRAMES timeframe;
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double value;
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};
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IndicatorValue state[];
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ArrayResize(state,buttons);
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//Print("SetButtonColors");
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//---
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string out="";
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for(i=0;i<buttons;i++)
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{
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state[i].symbol=m_symbol_set[i].GetSymbolName();
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state[i].timeframe=m_current_tf;
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color c; // button color is received here
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c=GetColorOfSymbol(m_symbol_set[i].GetSymbolName(),
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m_current_tf,m_up_color,m_down_color,
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m_flat_color,m_blank_color,v);
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state[i].value=v;
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StringAdd(out,DoubleToString(v,2));
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StringAdd(out,", ");
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m_symbol_set[i].SetBGColor(c);
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}
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ChartRedraw();
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//Print(out);
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//---
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}
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//+------------------------------------------------------------------+
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//| Delete all Symbols Table objects |
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//+------------------------------------------------------------------+
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int CTradePad::DeleteTradePad()
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{
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int deleted=0;
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int size=ArraySize(m_symbol_set);
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//---
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tradeChart.DeleteChart();
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for(int i=0;i<size;i++)
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{
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m_symbol_set[i].DeleteSymbolButton();
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deleted++;
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}
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ObjectDelete(0,m_header);
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ObjectDelete(0,m_buy_button);
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ObjectDelete(0,m_sell_button);
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ObjectDelete(0,m_lots_edit);
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//---
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return(deleted);
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}
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//+------------------------------------------------------------------+
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//| unpress the button and set the Symbol on the Chart |
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//+------------------------------------------------------------------+
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void CTradePad::SetButtons(string name)
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{
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int handle=ObjectFind(0,name);
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//--- if BUY button is pressed
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if(name==m_buy_button)
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{
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//--- unpress the button back
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Sleep(200);
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ObjectSetInteger(0,name,OBJPROP_STATE,false);
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return;
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}
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//--- if SELL button is pressed
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if(name==m_sell_button)
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{
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//--- unpress the button back
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Sleep(200);
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ObjectSetInteger(0,name,OBJPROP_STATE,false);
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return;
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}
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//--- handle pressing CChart class controls
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if(tradeChart.IsChartControlEvent(name))
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{
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//Print("Handling pressing CChart class control");
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tradeChart.DoChartOperations(name);
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m_current_tf=tradeChart.GetChartTimeframe();
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SetButtonColors();
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ChartRedraw(0);
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return;
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}
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//Print("Handling pressing the button named ", name);
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if(handle>=0)
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{
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int size=GetSymbolButtons();
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for(int i=0;i<size;i++)
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{
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if(m_symbol_set[i].m_button_name==name)
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{
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bool selected=ObjectGetInteger(0,name,OBJPROP_STATE);
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//Print("Button "+name+" pressed=",selected);
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if(!selected)
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ObjectSetInteger(0,m_symbol_set[i].m_button_name,OBJPROP_STATE,false);
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}
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else
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{
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ObjectSetInteger(0,m_symbol_set[i].m_button_name,OBJPROP_STATE,false);
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}
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}
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}
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tradeChart.SetSymbolForChart(name);
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ChartRedraw(0);
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}
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//+------------------------------------------------------------------+
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//| move all Symbols Table elements |
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//+------------------------------------------------------------------+
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void CTradePad::MoveTradePad(int x_shift,int y_shift)
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{
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int buttons=GetSymbolButtons();
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//--- shift the buttons
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for(int i=0;i<buttons;i++)
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{
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m_symbol_set[i].MoveButton(x_shift,y_shift);
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}
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//--- shift Chart
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tradeChart.MoveChart(x_shift,y_shift);
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/*
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m_left_chart+=x_shift;
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m_top_chart+=y_shift;
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ObjectSetInteger(0,m_chart_name,OBJPROP_XDISTANCE,m_left_chart);
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ObjectSetInteger(0,m_chart_name,OBJPROP_YDISTANCE,m_top_chart);
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*/
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//--- shift BUY button
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m_left_buy_button+=x_shift;
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m_top_buy_button+=y_shift;
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ObjectSetInteger(0,m_buy_button,OBJPROP_XDISTANCE,m_left_buy_button);
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ObjectSetInteger(0,m_buy_button,OBJPROP_YDISTANCE,m_top_buy_button);
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//--- shift SELL button
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m_left_sell_button+=x_shift;
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m_top_sell_button+=y_shift;
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ObjectSetInteger(0,m_sell_button,OBJPROP_XDISTANCE,m_left_sell_button);
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ObjectSetInteger(0,m_sell_button,OBJPROP_YDISTANCE,m_top_sell_button);
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//--- shift InputVolume entry field
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m_left_lots_edit+=x_shift;
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m_top_lots_edit+=y_shift;
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ObjectSetInteger(0,m_lots_edit,OBJPROP_XDISTANCE,m_left_lots_edit);
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ObjectSetInteger(0,m_lots_edit,OBJPROP_YDISTANCE,m_top_lots_edit);
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//--- drawing command
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ChartRedraw(0);
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}
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//+------------------------------------------------------------------+
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//| |
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//+------------------------------------------------------------------+
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void CTradePad::GetShiftTradePad(int &x_shift,int &y_shift)
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{
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//--- calculate shift values
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int dx=x_shift-m_left_previous_header;
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int dy=y_shift-m_top_previos_header;
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//--- save new coordinates
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m_left_previous_header=x_shift;
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m_top_previos_header=y_shift;
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//--- return found shifts
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x_shift=dx;
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y_shift=dy;
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}
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//+------------------------------------------------------------------+
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//| get the color depending on the trend direction |
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//+------------------------------------------------------------------+
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color GetColorOfSymbol(string symbol,
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ENUM_TIMEFRAMES period,
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color up,
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color dn,
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color flat,
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color empty,
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double &value)
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{
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color trend=flat;
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//---
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int stochastic=iStochastic(symbol,period,5,3,3,MODE_SMA,STO_LOWHIGH);
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double values [];
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if(CopyBuffer(stochastic,1,0,1,values)<=0) return(empty);
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value=values[0];
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if(values[0]>80) trend=up;
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if(values[0]<20) trend=dn;
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return(trend);
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//---
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}
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//+------------------------------------------------------------------+
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