src/modules/utils/panel/panels/ST7565.h

   1 /*
   2  * ST7565.h
   3  *
   4  *  Created on: 21-06-2013
   5  *      Author: Wulfnor
   6  */
   7
   8 #ifndef ST7565_H_
   9 #define ST7565_H_
  10 #include "LcdBase.h"
  11 #include "libs/Kernel.h"
  12 #include "mbed.h"
  13 #include "libs/Pin.h"
  14 #include "Panel.h"
  15
  16 using namespace std;
  17 #include <vector>
  18 #include <string>
  19 #include <cstdio>
  20 #include <cstdarg>
  21
  22 //definitions for lcd
  23 #define LCDWIDTH 128
  24 #define LCDHEIGHT 64
  25 #define LCDPAGES  (LCDHEIGHT+7)/8
  26 #define FB_SIZE LCDWIDTH*LCDPAGES
  27 #define FONT_SIZE_X 6
  28 #define FONT_SIZE_Y 8
  29 #define ALL_BUTTON_BITS (BUTTON_UP|BUTTON_DOWN|BUTTON_LEFT|BUTTON_RIGHT|BUTTON_SELECT)
  30
  31 #define spi_frequency_checksum     CHECKSUM("spi_frequency")
  32 #define click_button_pin_checksum  CHECKSUM("click_button_pin")
  33 #define up_button_pin_checksum     CHECKSUM("up_button_pin")
  34 #define down_button_pin_checksum   CHECKSUM("down_button_pin")
  35 class Panel;
  36
  37 class ST7565: public LcdBase {
  38 public:
  39         ST7565();
  40         virtual ~ST7565();
  41         void home();
  42     void clear();
  43     void display();
  44     void setCursor(uint8_t col, uint8_t row);
  45         void init();
  46         void write_char(char value);
  47         void write(const char* line, int len);
  48
  49         void on_refresh(bool now=false);
  50         //encoder which dosent exist :/
  51         uint8_t readButtons();
  52         int readEncoderDelta();
  53         int getEncoderResolution() { return 2; }
  54         uint16_t get_screen_lines() { return 8; }
  55         bool hasGraphics() { return true; }
  56
  57         //added ST7565 commands
  58         void send_commands(const unsigned char* buf, size_t size);
  59         void send_data(const unsigned char* buf, size_t size);
  60         // set column and page number
  61         void set_xy(int x, int y);
  62         //send pic to whole screen
  63         void send_pic(const unsigned char* data);
  64         //drawing char
  65         int drawChar(int x, int y, unsigned char c, int color);
  66     // blit a glyph of w pixels wide and h pixels high to x, y. offset pixel position in glyph by x_offset, y_offset.
  67     // span is the width in bytes of the src bitmap
  68     // The glyph bytes will be 8 bits of X pixels, msbit->lsbit from top left to bottom right
  69     void bltGlyph(int x, int y, int w, int h, const uint8_t *glyph, int span= 0, int x_offset=0, int y_offset=0);
  70     void renderGlyph(int x, int y, const uint8_t *g, int pixelWidth, int pixelHeight);
  71     void pixel(int x, int y, int colour);
  72
  73 private:
  74     //buffer
  75         unsigned char *framebuffer;
  76         mbed::SPI* spi;
  77         Pin cs;
  78         Pin rst;
  79         Pin a0;
  80         Pin click_pin;
  81         Pin up_pin;
  82         Pin down_pin;
  83         // text cursor position
  84         uint8_t tx, ty;
  85 };
  86
  87 #endif /* ST7565_H_ */