GrapichsByLeo/General/LineSim/HorLine.mqh

//+------------------------------------------------------------------+
//|                                                      HorLine.mqh |
//|                                  Copyright 2025, Niquel Mendoza. |
//|                     https://www.mql5.com/es/users/nique_372/news |
//+------------------------------------------------------------------+
#property copyright "Copyright 2025, Niquel Mendoza."
#property link      "https://www.mql5.com/es/users/nique_372/news"
#property strict



#ifndef GRAPICHSBYLEO_GENERAL_HORLINE_MQH
#define GRAPICHSBYLEO_GENERAL_HORLINE_MQH

//+------------------------------------------------------------------+
//|                                                                  |
//+------------------------------------------------------------------+
#include "Base.mqh"

//+------------------------------------------------------------------+
//|                                                                  |
//+------------------------------------------------------------------+
#define CCanvasHorLine_CompleteClean m_canvas.LineHorizontal(m_c1, m_c2, m_ci, m_clr_clean)
#define CCanvasHorLine_DrawComplete m_canvas.LineHorizontal(m_c1, m_c2, m_ci, m_clr)

//---
class CCanvasHorLine : public CCanvasLineSimpleBase
 {
public:
                     CCanvasHorLine(int ci, int c1, int c2, uint clr, uint clr_clean, CCanvasCustom* c)
    :                CCanvasLineSimpleBase(ci, c1, ci, c2, clr, clr_clean, c) {}
                    ~CCanvasHorLine(void) {}

  //---
  void               CleanPx() override {  CCanvasHorLine_CompleteClean; }
  void               Draw() override { CCanvasHorLine_DrawComplete; }

  //--- Getters y setters
  // C1
  void               C1(int new_value) override;

  // C2
  void               C2(int new_value) override;

  // Ce
  void               Ce(int new_value) override { Ci(new_value); }
 };

//+------------------------------------------------------------------+
//|                                                                  |
//+------------------------------------------------------------------+
void CCanvasHorLine::C1(int new_value)
 {
  const int change = (new_value - m_c1);
  if(change > 0)
   {
    const int xclean = fmin(new_value, m_c2);
    m_canvas.LineHorizontal(m_c1, xclean - 1, m_ci, m_clr_clean);
    m_c1 = xclean;
   }
  else
    if(change < 0)
     {
      m_canvas.LineHorizontal(new_value, m_c1 - 1, m_ci, m_clr);
      m_c1 = new_value;
     }
 }
//+------------------------------------------------------------------+
//|                                                                  |
//+------------------------------------------------------------------+
void CCanvasHorLine::C2(int new_value)
 {
  const int change = (new_value - m_c2);
  if(change > 0)
   {
    m_canvas.LineHorizontal(m_c2 + 1, new_value, m_ci, m_clr);
    m_c2 = new_value;
   }
  else
    if(change < 0)
     {
      const int xin = fmax(new_value, m_c1);
      m_canvas.LineHorizontal(xin + 1, m_c2, m_ci, m_clr_clean);
      m_c2 = xin;
     }
 }

#undef CCanvasHorLine_CompleteClean
#undef CCanvasHorLine_DrawComplete

//+------------------------------------------------------------------+
//|                                                                  |
//+------------------------------------------------------------------+
#define CCanvasHorLine_CompleteClean m_canvas.LineAA(m_c1, m_ci, m_c2, m_ci, m_clr_clean, m_style)
#define CCanvasHorLine_DrawComplete m_canvas.LineAA(m_c1, m_ci, m_c2, m_ci, m_clr, m_style)

//---
class CCanvasHorLineAA : public CCanvasLineAASimple
 {
public:
                     CCanvasHorLineAA(int ci, int c1, int c2, uint clr, uint clr_clean, CCanvasCustom* c, uint style)
    :                CCanvasLineAASimple(ci, c1, ci, c2, clr, clr_clean, c, style) {}
                    ~CCanvasHorLineAA(void);

  //---
  void               CleanPx() override {  CCanvasHorLine_CompleteClean; }
  void               Draw() override { CCanvasHorLine_DrawComplete; }

  //--- Getters y setters
  // C1
  void               C1(int new_value) override;

  // C2
  void               C2(int new_value) override;

  // Ce
  void               Ce(int new_value) override { Ci(new_value); }
 };


//+------------------------------------------------------------------+
//|                                                                  |
//+------------------------------------------------------------------+
void CCanvasHorLineAA::C1(int new_value)
 {
  const int change = (new_value - m_c1);
  if(change > 0)
   {
    const int xclean = fmin(new_value, m_c2);
    m_canvas.LineAA(m_c1, m_ci, xclean - 1, m_ci, m_clr_clean, m_style);
    m_c1 = xclean;
   }
  else
    if(change < 0)
     {
      m_canvas.LineAA(new_value, m_ci, m_c1 - 1, m_ci, m_clr, m_style);
      m_c1 = new_value;
     }
 }
//+------------------------------------------------------------------+
//|                                                                  |
//+------------------------------------------------------------------+
void CCanvasHorLineAA::C2(int new_value)
 {
  const int change = (new_value - m_c2);
  if(change > 0)
   {
    m_canvas.LineAA(m_c2 + 1, m_ci, new_value, m_ci, m_clr, m_style);
    m_c2 = new_value;
   }
  else
    if(change < 0)
     {
      const int xin = fmax(new_value, m_c1);
      m_canvas.LineAA(xin + 1, m_ci, m_c2, m_ci, m_clr_clean, m_style);
      m_c2 = xin;
     }
 }

#undef CCanvasHorLine_CompleteClean
#undef CCanvasHorLine_DrawComplete

//+------------------------------------------------------------------+
#endif

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