ERM19264_graphics.h

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#ifndef _ERM19264_GRAPHICS_H
#define _ERM19264_GRAPHICS_H
 
#if ARDUINO >= 100
 #include "Arduino.h"
 #include "Print.h"
#else
 #include "WProgram.h"
#endif
 
#define ERM19264_swap(a, b) { int16_t t = a; a = b; b = t; }
 
enum  LCD_rotate_e : uint8_t
{
    LCD_Degrees_0 = 0, 
    LCD_Degrees_90,    
    LCD_Degrees_180,   
    LCD_Degrees_270   
};
 
enum LCD_Return_Codes_e : uint8_t
{
    LCD_Success = 0,                
    LCD_WrongFont = 2,              
    LCD_CharScreenBounds = 3,       
    LCD_CharFontASCIIRange = 4,     
    LCD_CharArrayNullptr = 5,       
    LCD_BitmapNullptr = 7,          
    LCD_BitmapScreenBounds = 8,     
    LCD_BitmapLargerThanScreen = 9, 
    LCD_BitmapVerticalSize = 10,    
    LCD_BitmapHorizontalSize = 11,  
};
 
enum LCD_Font_Type_e  : uint8_t
{
    UC1609Font_Default = 1,    
    UC1609Font_Thick = 2,      
    UC1609Font_Seven_Seg = 3,  
    UC1609Font_Wide = 4,       
    UC1609Font_Tiny = 5,       
    UC1609Font_Homespun = 6,   
    UC1609Font_Bignum = 7,     
    UC1609Font_Mednum = 8,      
    UC1609Font_ArialRound = 9,  
    UC1609Font_ArialBold = 10,  
    UC1609Font_Mia = 11,        
    UC1609Font_Dedica = 12       
};
 
class ERM19264_graphics : public Print {
 
 public:
 
    ERM19264_graphics(int16_t w, int16_t h);
 
    // This is defined by the subclass:
    virtual void drawPixel(int16_t x, int16_t y, uint8_t color) = 0;
 
    // Shape related
    void drawLine(int16_t x0, int16_t y0, int16_t x1, int16_t y1, uint8_t color);
    void drawFastVLine(int16_t x, int16_t y, int16_t h, uint8_t color);
    void drawFastHLine(int16_t x, int16_t y, int16_t w, uint8_t color);
    void drawRect(int16_t x, int16_t y, int16_t w, int16_t h, uint8_t color);
    void fillRect(int16_t x, int16_t y, int16_t w, int16_t h, uint8_t color);
    void fillScreen(uint8_t color);
 
    void    drawCircle(int16_t x0, int16_t y0, int16_t r, uint8_t color);
    void    drawCircleHelper(int16_t x0, int16_t y0, int16_t r, uint8_t cornername,
            uint8_t color);
    void    fillCircle(int16_t x0, int16_t y0, int16_t r, uint8_t color);
    void    fillCircleHelper(int16_t x0, int16_t y0, int16_t r, uint8_t cornername,
            int16_t delta, uint8_t color);
    void    drawTriangle(int16_t x0, int16_t y0, int16_t x1, int16_t y1,
            int16_t x2, int16_t y2, uint8_t color);
    void    fillTriangle(int16_t x0, int16_t y0, int16_t x1, int16_t y1,
            int16_t x2, int16_t y2, uint8_t color);
    void    drawRoundRect(int16_t x0, int16_t y0, int16_t w, int16_t h,
            int16_t radius, uint8_t color);
    void    fillRoundRect(int16_t x0, int16_t y0, int16_t w, int16_t h,
            int16_t radius, uint8_t color);
            
    // Bitmap related
    LCD_Return_Codes_e drawBitmap(int16_t x, int16_t y, const uint8_t *bitmap,
            int16_t w, int16_t h, uint8_t color, uint8_t bg);
    void    setDrawBitmapAddr(boolean mode);
 
    // Text related
    void    setCursor(int16_t x, int16_t y);
    void    setTextColor(uint8_t c);
    void    setTextColor(uint8_t c, uint8_t bg);
    void    setTextSize(uint8_t s);
    void    setTextWrap(boolean w);
    void setFontNum(LCD_Font_Type_e FontNumber);
    LCD_Return_Codes_e drawChar(uint8_t x, uint8_t y, uint8_t c, uint8_t color , uint8_t bg);
    LCD_Return_Codes_e drawText(uint8_t x, uint8_t y, char *pText, uint8_t color, uint8_t bg);
    LCD_Return_Codes_e drawChar(int16_t x, int16_t y, unsigned char c, uint8_t color, uint8_t bg, uint8_t s);
    LCD_Return_Codes_e drawText(uint8_t x, uint8_t y, char *pTxt, uint8_t c, uint8_t bg, uint8_t s);
 
#if ARDUINO >= 100
    virtual size_t write(uint8_t);
#else
    virtual void   write(uint8_t);
#endif
 
    // Screen related
    int16_t height(void) const;
    int16_t width(void) const;
    void setRotation(LCD_rotate_e );
    LCD_rotate_e getRotation(void);
 
 protected:
 
    const int16_t WIDTH;  
    const int16_t HEIGHT;  
    int16_t _width;  
    int16_t _height;  
    int16_t _cursorX; 
    int16_t _cursorY;  
    LCD_rotate_e LCD_rotate = LCD_Degrees_0; 
    uint8_t _textColor= 0x00;  
    uint8_t _textBgColor= 0x01;   
    uint8_t   _textSize= 1; 
    boolean _textWrap;                    
    boolean drawBitmapAddr; 
private:
    enum LCD_Font_width_e : uint8_t
    {
        UC1609Font_width_3 = 3,   
        UC1609Font_width_4 = 4,   
        UC1609Font_width_5 = 5,   
        UC1609Font_width_6 = 6,   
        UC1609Font_width_7 = 7,   
        UC1609Font_width_8 = 8,   
        UC1609Font_width_16  = 16 
    };
 
    enum LCD_Font_offset_e : uint8_t
    {
        UC1609Font_offset_none = 0x00,  
        UC1609Font_offset_space = 0x20, 
        UC1609Font_offset_minus = 0x2D, 
        UC1609Font_offset_zero = 0x30   
    };
 
    enum LCD_Font_height_e : uint8_t
    {
        UC1609Font_height_8 = 8,  
        UC1609Font_height_12 = 12, 
        UC1609Font_height_16 = 16, 
        UC1609Font_height_24 = 24, 
        UC1609Font_height_32 = 32  
    };
 
    enum LCD_Font_Length_e : uint8_t
    {
        UC1609FontLenNumeric = 14,         
        UC1609FontLenAlphaNumNoLCase = 59, 
        UC1609FontLenAlphaNum = 95,        
        UC1609FontLenHalf= 128,           
        UC1609FontLenAll = 255           
    };
 
    uint8_t _FontNumber = 1;           
    uint8_t _CurrentFontWidth =5;      
    uint8_t _CurrentFontoffset = 0;   
    uint8_t _CurrentFontheight = 8;   
    uint8_t _CurrentFontLength = 128; 
};
 
#endif