diff -r 219766126afb -r f1c85c2500f2 lib/unigraphic/SSD1322.h --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/lib/unigraphic/SSD1322.h Tue Sep 20 23:50:45 2016 +0200 @@ -0,0 +1,244 @@ +#ifndef MBED_SSD1322_H +#define MBED_SSD1322_H + +#include "mbed.h" + +#include "SPI8.h" + +#include "Protocols.h" +#include "GraphicsDisplay.h" + +/** Mirror mode */ +enum mirror_t {X,Y,XY,NONE}; + +/** A common base class for monochrome Display +*/ +class SSD1322 : public GraphicsDisplay +{ + +public: + + + /** Create a monochrome SSD1322 SPI interface + * @param name The name used by the parent class to access the interface + */ + SSD1322(proto_t displayproto, + int Hz, PinName mosi, PinName miso, PinName sclk, PinName CS, PinName reset, PinName DC, + const char* name, + const unsigned int lcdsize_x=128, const unsigned int lcdsize_y=64); + + /** Destructor + * will free framebuffer + */ + virtual ~SSD1322(); + + + +/////// functions that come for free, but can be overwritten/////////////////////////////////////////////////// +/////// ----------------------------------------------------/////////////////////////////////////////////////// + + /** Draw a pixel in the specified color. + * @param x is the horizontal offset to this pixel. + * @param y is the vertical offset to this pixel. + * @param color defines the color for the pixel. + */ + virtual void pixel(int x, int y, unsigned short color); + + /** Set the window, which controls where items are written to the screen. + * When something hits the window width, it wraps back to the left side + * and down a row. If the initial write is outside the window, it will + * be captured into the window when it crosses a boundary. + * @param x is the left edge in pixels. + * @param y is the top edge in pixels. + * @param w is the window width in pixels. + * @param h is the window height in pixels. + */ + virtual void window(int x, int y, int w, int h); + + /** Read pixel color at location + * @param x is the horizontal offset to this pixel. + * @param y is the vertical offset to this pixel. + * @returns 16bit color, 0000=Black(pixel set), FFFF=White(pixel clear). + */ + virtual unsigned short pixelread(int x, int y); + + /** Push a single pixel into the window and increment position. + * You must first call window() then push pixels in loop. + * @param color is the pixel color. + */ + virtual void window_pushpixel(unsigned short color); + + /** Push some pixels of the same color into the window and increment position. + * You must first call window() then push pixels. + * @param color is the pixel color. + * @param count: how many + */ + virtual void window_pushpixel(unsigned short color, unsigned int count); + + /** Push array of pixel colors into the window and increment position. + * You must first call window() then push pixels. + * @param color is the pixel color. + */ + virtual void window_pushpixelbuf(unsigned short* color, unsigned int lenght); + + /** Framebuffer is used, it needs to be sent to SSD1322 from time to time + */ + virtual void copy_to_lcd(); + + /** set the contrast of the screen + * + * @param o contrast 0-63 + * @note may be overrided in case of not standard command + */ + virtual void set_contrast(int o); + + /** read the contrast level + * + */ + int get_contrast(void); + + /** display inverted colors + * + * @param o = 0 normal, 1 invert + */ + void invert(unsigned char o); + + /** clear the entire screen + * The inherited one sets windomax then fill with background color + * We override it to speedup + */ + virtual void cls(); + + /** Set the orientation of the screen + * x,y: 0,0 is always top left + * + * @param o direction to use the screen (0-3) + * 0 = -90° + * 1 = default 0° + * 2 = +90° + * 3 = +180° + * + */ + void set_orientation(int o); + + /** Set ChipSelect high or low + * @param enable 0/1 + */ + virtual void bus_enable(bool enable); + + /** get display X size in pixels (native, orientation independent) + * @returns X size in pixels + */ + int sizeX(); + + /** get display Y size in pixels (native, orientation independent) + * @returns Y size in pixels + */ + int sizeY(); + +//////////////////////////////////////////////////////////////////////////////// + // not implemented yet +////////////////////////////////////////////////////////////////// + // virtual unsigned short pixelread(int x, int y){return 0;}; + virtual void window4read(int x, int y, int w, int h){}; + void setscrollarea (int startY, int areasize){}; + void scroll (int lines){}; + void scrollreset(){}; + void FastWindow(bool enable){}; + + unsigned int buffsize() { return _PAGES*screensize_X;}; + unsigned short pixelpos(int x, int y); + void clrbuff(const unsigned char value=0x00); + unsigned long buffaddr(unsigned int i); + void fills(const unsigned char value=0xFF); + void ll_fill(const unsigned char value=0xFF, const unsigned char w=0x78, const unsigned char=0x80); + void set_row_address(unsigned char add); + void set_column_address(unsigned char add); + + void start_loop(float tick); + void stop_loop(void); + +protected: + /** Setup some stuff (malloc the buffer, etc) + */ + void init(); + + /** set mirror mode + * @note may be overridden by specific display init class in case of not standard cmds or inverted wiring + * @param mode NONE, X, Y, XY + */ + virtual void mirrorXY(mirror_t mode); + +////// functions needed by parent class /////////////////////////////////////// +////// -------------------------------- /////////////////////////////////////// + + /** Send 8bit command to display controller + * + * @param cmd: byte to send + * @note if protocol is SPI16, it will insert NOP cmd before, so if cmd is a 2byte cmd, the second cmd will be broken. Use wr_cmd16 for 2bytes cmds + */ + void wr_cmd8(unsigned char cmd); + + /** Send 8bit data to display controller + * + * @param data: byte to send + * + */ + void wr_data8(unsigned char data); + + /** Send 16bit command to display controller + * + * @param cmd: halfword to send + * + */ + void wr_cmd16(unsigned short cmd); + + /** Send same 16bit pixeldata to display controller multiple times + * + * @param data: halfword to send + * @param count: how many + * + */ + virtual void wr_gram(unsigned short data, unsigned int count); + + /** Send array of pixeldata shorts to display controller + * + * @param data: unsigned short pixeldata array + * @param lenght: lenght (in shorts) + * + */ + virtual void wr_grambuf(unsigned short* data, unsigned int lenght); + + /** HW reset sequence (without display init commands) + */ + void hw_reset(); + + int contrast; + void loop_event(void); + +protected: + + Protocols* proto; + unsigned char *buffer; + const int screensize_X; + const int screensize_Y; + const int _PAGES; + const int _BPP; + const int _IC_X_SEGS; + const int _IC_Y_COMS; + const int _IC_PAGES; + + Ticker bah; + int loop_pos; + // pixel location + int cur_x; + int cur_y; + // window location + int win_x1; + int win_x2; + int win_y1; + int win_y2; + int orientation; +}; + +#endif