71 lines
1.6 KiB
C
71 lines
1.6 KiB
C
#ifndef __LIB_DISPLAY_H__
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# define __LIB_DISPLAY_H__
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#include <stddef.h>
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#include <stdint.h>
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// Internal struct used in each draw function
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typedef struct display_s
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{
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uint32_t vram[256];
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struct font_s *font;
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struct {
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size_t width;
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size_t height;
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} display;
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// Internal pre-calculated value
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int nb_char_width;
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int ws_col;
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int ws_row;
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} display_t;
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// Internal struct used to define font structure object.
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// TODO: move me ?
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struct font_s
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{
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// Bitmap informations
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struct {
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uint8_t width;
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uint8_t height;
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uint8_t cwidth;
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uint8_t cheight;
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uint8_t *raw;
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} bitmap;
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// Character information
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struct {
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uint8_t width;
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uint8_t height;
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} font;
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};
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// Internal struct used to draw
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// the ASCII character.
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struct font_block_s
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{
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int16_t height;
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int16_t width;
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struct {
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uint16_t x;
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uint16_t y;
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} bitmap;
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int16_t x;
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int16_t y;
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};
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// Draw primitives
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extern int dopen(display_t *disp, const char *fontname);
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extern void dclear(display_t *disp);
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extern void dascii(display_t *disp, int row, int colomn, char const c, int mode);
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//extern size_t dprint(display_t *disp, int x, int y, char const *str, ...);
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extern void dprint(display_t *disp, int col, int row, const char *format);
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extern void dscroll(display_t *disp, int line);
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extern void dreverse(display_t *disp, int x, int y, int width, int height);
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extern void drect(display_t *disp, int x, int y, int width, int height);
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extern void dupdate(display_t *disp);
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extern void dhline(display_t *disp, int x, int y, int width);
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extern void dvline(display_t *disp, int x, int y, int height);
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#endif /*__LIB_DISPLAY_H__*/
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