text: /**
   *  @filename   :   epdpaint.h
   *  @brief      :   Header file for epdpaint.cpp
   *  @author     :   Yehui from Waveshare
   *
   *  Copyright (C) Waveshare     July 28 2017
   *
   * Permission is hereby granted, free of charge, to any person obtaining a copy
   * of this software and associated documnetation files (the "Software"), to deal
   * in the Software without restriction, including without limitation the rights
   * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
   * copies of the Software, and to permit persons to  whom the Software is
   * furished to do so, subject to the following conditions:
   *
   * The above copyright notice and this permission notice shall be included in
   * all copies or substantial portions of the Software.
   *
   * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
   * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
   * FITNESS OR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
   * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
   * LIABILITY WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
   * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
   * THE SOFTWARE.
   */
  
  #ifndef EPDPAINT_H
  #define EPDPAINT_H
  
  // Display orientation
  #define ROTATE_0            0
  #define ROTATE_90           1
  #define ROTATE_180          2
  #define ROTATE_270          3
  
  // Color inverse. 1 or 0 = set or reset a bit if set a colored pixel
  #define IF_INVERT_COLOR     1
  
  #include "fonts.h"
  
  class Paint
  {
  public:
      Paint(unsigned char* image, int width, int height);
      ~Paint();
      void Clear(int colored);
      int  GetWidth(void);
      void SetWidth(int width);
      int  GetHeight(void);
      void SetHeight(int height);
      int  GetRotate(void);
      void SetRotate(int rotate);
      unsigned char* GetImage(void);
      void DrawAbsolutePixel(int x, int y, int colored);
      void DrawPixel(int x, int y, int colored);
      void DrawCharAt(int x, int y, char ascii_char, sFONT* font, int colored);
      void DrawStringAt(int x, int y, const char* text, sFONT* font, int colored);
      void DrawLine(int x0, int y0, int x1, int y1, int colored);
      void DrawHorizontalLine(int x, int y, int width, int colored);
      void DrawVerticalLine(int x, int y, int height, int colored);
      void DrawRectangle(int x0, int y0, int x1, int y1, int colored);
      void DrawFilledRectangle(int x0, int y0, int x1, int y1, int colored);
      void DrawCircle(int x, int y, int radius, int colored);
      void DrawFilledCircle(int x, int y, int radius, int colored);
  
      void DrawImage(unsigned char*, int x, int y, int width, int height);
  
  private:
      unsigned char* image;
      int width;
      int height;
      int rotate;
  };
  
  #endif
  
  /* END OF FILE */
  
  