190 lines
6.6 KiB
MQL5
190 lines
6.6 KiB
MQL5
//+------------------------------------------------------------------+
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//| Horizontal.mqh |
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//| Copyright 2025, Niquel Mendoza. |
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//| https://www.mql5.com/es/users/nique_372/news |
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//+------------------------------------------------------------------+
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#property copyright "Copyright 2025, Niquel Mendoza."
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#property link "https://www.mql5.com/es/users/nique_372/news"
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#property strict
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#ifndef HISTOGRAM_BARRA_HORIZONTAL_BY_LEO_MQH
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#define HISTOGRAM_BARRA_HORIZONTAL_BY_LEO_MQH
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//+------------------------------------------------------------------+
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//| |
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//+------------------------------------------------------------------+
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#include "Base.mqh"
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/*
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Estructura de la barra:
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0 --------- X -------------
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| x1 x2
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| y2 y2
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| _____
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| | Valores Positivos fpos (si aplica)
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Y | |
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______
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| | | Valores negativos fneg (si aplica)
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| |____|
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| x1 x2
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| y1 y1
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| IX1
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| IY1
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//---
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IX1 = x1 inicial = m_barras_x1_init
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IY1 = y1 inicial = m_barras_y1_init
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*/
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//+------------------------------------------------------------------+
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//| CLase con valores nroameles |
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//+------------------------------------------------------------------+
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class CHistogramConjuntoHorizontal : public CHistogramConjuntoNor
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{
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private:
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void RecalculeBarCordinates() override;
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void OnBarrasResize() override;
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void ResizeBarra(HistogramBar& barra) override;
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void OnNewValuesPosNegCorte() override;
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void CalculeTextCordinates() override final;
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};
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//+------------------------------------------------------------------+
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//| |
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//+------------------------------------------------------------------+
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void CHistogramConjuntoHorizontal::CalculeTextCordinates()
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{
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m_label_function(m_barras_x1_init, (m_barras_x1_init + m_barras_ancho_total), m_barras_y1_init + m_label_gap_by_eje, (m_barras_y1_init + m_label.font_size + 1)
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, m_label.x, m_label.y);
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::TextSetFont(m_label.font, m_label.font_size);
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m_canvas.TextOuTF(m_label.x, m_label.y, m_label.value, m_label.clr, m_label.mode);
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}
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//+------------------------------------------------------------------+
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//| |
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//+------------------------------------------------------------------+
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void CHistogramConjuntoHorizontal::ResizeBarra(HistogramBar& barra)
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{
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const int h_prev = barra.y1 - barra.y2;
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const int h = HISTOGRAM_CONJ_VALUE_TO_PIXEL(barra.value);
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if(h < 0 && h_prev >= 0)
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barra.y1 += 2; // Reduce las cordenas
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else
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if(h >= 0 && h_prev < 0)
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barra.y1 -= 2;
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barra.y2 = barra.y1 - h;
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}
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//+------------------------------------------------------------------+
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//| |
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//+------------------------------------------------------------------+
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void CHistogramConjuntoHorizontal::OnBarrasResize()
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{
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int x = m_barras_x1_init;
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for(int i = 0; i < m_barras_size; i++)
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{
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m_barras[i].x1 = x;
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x += m_barras_ancho_unico;
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m_barras[i].x2 = x;
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m_function_draw_rect(m_canvas, m_barras[i].x1, m_barras[i].y1, m_barras[i].x2, m_barras[i].y2, m_barras[i].clr);
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x += 1; // Siguiente inciio;
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}
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}
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//+------------------------------------------------------------------+
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//| |
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//+------------------------------------------------------------------+
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void CHistogramConjuntoHorizontal::RecalculeBarCordinates()
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{
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int x = m_barras_x1_init;
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// Restamos 1 para no cubrir el espacio de la liena
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// Por defecto positivo luego lo cambiamos de signo
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const int y = (m_barras_y1_init - m_barras_gap_eje) - 1; // Calculamos el eje del corte si (para positivo por defecto)
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int newy = 0;
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for(int i = 0; i < m_barras_size; i++)
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{
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const int h = HISTOGRAM_CONJ_VALUE_TO_PIXEL(m_barras[i].value); // Calculaos el height de la barra
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//---
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newy = y;
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if(h < 0) // Este if solo se ejedcuta cuadno hay corte si no lo hay nunca se ejeuctara
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newy += 2; // Saltamos la cordenada de inicio pos y la de la linea corte
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//---
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m_barras[i].x1 = x;
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x += m_barras_ancho_unico;
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m_barras[i].x2 = x;
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m_barras[i].y1 = newy;
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m_barras[i].y2 = newy - h;
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m_function_draw_rect(m_canvas, m_barras[i].x1, m_barras[i].y1, m_barras[i].x2, m_barras[i].y2, m_barras[i].clr);
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x += 1; // Siguiente inciio;
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}
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}
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//+------------------------------------------------------------------+
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//| |
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//+------------------------------------------------------------------+
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void CHistogramConjuntoHorizontal::OnNewValuesPosNegCorte(void)
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{
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int x = m_barras_x1_init;
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// Restamos 1 para no cubrir el espacio de la liena
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// Por defecto positivo luego lo cambiamos de signo
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const int y = (m_barras_y1_init - m_barras_gap_eje) - 1; // Calculamos el eje del corte si (para positivo por defecto)
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int new_y = 0;
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for(int i = 0; i < m_barras_size; i++)
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{
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const int prev_h = m_barras[i].y1 - m_barras[i].y2; // Si este valor es pos entonces la barra es positiva
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const int h = HISTOGRAM_CONJ_VALUE_TO_PIXEL(m_barras[i].value); // Calculaos el height de la barra
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//const bool pos = prev_h >= 0 && h >= 0;
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//---
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new_y = y;
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if(h < 0) // Este if solo se ejedcuta cuadno hay corte si no lo hay nunca se ejeuctara
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new_y += 2; // Saltamos la cordenada de inicio pos y la de la linea corte
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//---
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// Caso1: Cambio de posicion limpiamos; pos a neg
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// Caso2: Cambio de posicion limpiamos: neg a pos
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// Caso3: Valor positivo, pero height menor
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// Caso4: Valor negativo, pero height menor
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//PrintFormat("[%d] prev h = %d | h = %d", i, prev_h, h);
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// if((prev_h >= 0 && h < 0) || (prev_h < 0 && h >= 0) || (pos && prev_h > h) || (!pos && h > prev_h)) // Limpiamos
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m_function_draw_rect(m_canvas, m_barras[i].x1, m_barras[i].y1, m_barras[i].x2, m_barras[i].y2, m_clean_color);
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//---
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m_barras[i].x1 = x;
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x += m_barras_ancho_unico;
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m_barras[i].x2 = x;
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m_barras[i].y1 = new_y;
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m_barras[i].y2 = new_y - h;
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m_function_draw_rect(m_canvas, m_barras[i].x1, m_barras[i].y1, m_barras[i].x2, m_barras[i].y2, m_barras[i].clr);
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x += 1; // Siguiente inciio;
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}
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}
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#endif
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//+------------------------------------------------------------------+
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