GrapichsByLeo/General/Canvas.mqh

//+------------------------------------------------------------------+
//|                                                       Canvas.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 CANVAS_CANVAS_CUSTOM_BY_LEO_MQH
#define CANVAS_CANVAS_CUSTOM_BY_LEO_MQH

#include <Canvas\\Canvas.mqh>

//+------------------------------------------------------------------+
//|                                                                  |
//+------------------------------------------------------------------+
class CCanvasCustom : public CCanvas
 {
public:

  //---
  __forceinline ENUM_OBJECT ObjectType() const { return m_objtype; }
  __forceinline bool TextOuTF(int x, int y, string text, const uint clr, uint alignment = 0) { return ::TextOut(text, x, y, alignment, m_pixels, m_width, m_height, clr, m_format);}
  void               GetPixelsArray(uint& out_array_pixels[]) const;
  void               SetPixelsArray(const uint& src_array_px[]);
  __forceinline int  GetIndex(int x, int y) { return (y * m_width + x); }
  __forceinline int  TotalPixels() const { return ::ArraySize(m_pixels); }
  __forceinline string RealResourceName() const { return StringSubstr(m_rcname, 2);}


  //---
  using              CCanvas::PixelSet;
  uint               PixelSet(const int index, uint clr) { return(m_pixels[index] = clr);  }

  using              CCanvas::PixelGet;
  __forceinline uint PixelGet(const int index) const { return (m_pixels[index]); }

  //---
  inline void        PixelDecompress(const int px, int&x, int&y);
 };

//+------------------------------------------------------------------+
void CCanvasCustom::GetPixelsArray(uint &out_array_pixels[]) const
 {
  ::ArrayCopy(out_array_pixels, m_pixels);
 }
//+------------------------------------------------------------------+
void CCanvasCustom::SetPixelsArray(const uint &src_array_px[])
 {
  if(src_array_px.Size() != m_pixels.Size())
    return; // No son iguales
  ::ArrayCopy(m_pixels, src_array_px);
 }

//+------------------------------------------------------------------+
inline void CCanvasCustom::PixelDecompress(const int px, int &x, int &y)
 {
  y = int(px / m_width);
  x = (px - (y * m_width));
 }

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