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u8g2-copy
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update

This commit is contained in:
kraus 2022-02-09 23:57:08 +01:00
parent e18da6288b
commit 922928c4bf
1 changed files with 32 additions and 5 deletions
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37
sys/sdl/mechanical_counter/main.c
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@ -1,6 +1,7 @@
#include "u8g2.h"
#include <stdio.h>
#include <string.h>
u8g2_t u8g2;
@ -53,18 +54,32 @@ void u8g2_draw_mech_counter(u8g2_t *u8g2, u8g2_uint_t x, u8g2_uint_t y, int16_t
{
shift = (get_pos(step)*h)/128;
}
u8g2_DrawStr(u8g2, x, y+shift, prev);
u8g2_DrawStr(u8g2, x, y-h+shift, next);
y += shift;
if ( prev[0] == '1' )
u8g2_DrawStr(u8g2, x+4, y, prev);
else
u8g2_DrawStr(u8g2, x, y, prev);
y -= h;
if ( next[0] == '1' )
u8g2_DrawStr(u8g2, x+4, y, next);
else
u8g2_DrawStr(u8g2, x, y, next);
}
void u8g2_draw_counter(u8g2_t *u8g2, uint16_t rnd, u8g2_uint_t x, u8g2_uint_t dx, u8g2_uint_t y, uint8_t step, const char *prev, const char *next)
{
uint8_t i;
u8g2_uint_t h = u8g2_GetAscent(u8g2) - u8g2_GetDescent(u8g2);
uint8_t i;
char p[2] = "0";
char n[2] = "0";
u8g2_SetClipWindow(u8g2, x, y-h, x+4*dx, y);
u8g2_SetClipWindow(u8g2, x, 0, x+4*dx, y+3);
for( i = 0; i < 4; i++ )
{
p[0] = prev[i];
@ -73,6 +88,8 @@ void u8g2_draw_counter(u8g2_t *u8g2, uint16_t rnd, u8g2_uint_t x, u8g2_uint_t dx
rnd >>= 2;
x += dx;
}
u8g2_SetMaxClipWindow(u8g2);
}
int main(void)
@ -82,6 +99,8 @@ int main(void)
int i;
int step = 0;
uint16_t rnd;
char prev[5];
char next[5];
u8g2_SetupBuffer_SDL_128x64_4(&u8g2, &u8g2_cb_r0);
u8x8_InitDisplay(u8g2_GetU8x8(&u8g2));
@ -92,8 +111,13 @@ int main(void)
x = 2;
y = 28;
strcpy(prev, u8x8_u16toa(lcg(), 4));
strcpy(next, u8x8_u16toa(lcg(), 4));
rnd = lcg();
for(;;)
{
#ifdef U8G2_WITH_HVLINE_COUNT
@ -122,7 +146,7 @@ int main(void)
u8g2_SetFont(&u8g2, u8g2_font_mystery_quest_32_tr);
//u8g2_DrawStr(&u8g2, x,y, "234");
u8g2_draw_counter(&u8g2, rnd, x, 15, y, step, "2345", "9176");
u8g2_draw_counter(&u8g2, rnd, x, 16, y, step, prev, next);
u8g2_SetFont(&u8g2, u8g2_font_mystery_quest_24_tr);
u8g2_DrawStr(&u8g2, x+74,y-2, "RPM");
@ -145,6 +169,7 @@ int main(void)
do
{
k = u8g_sdl_get_key();
} while( k < 0 );
if ( k == 273 ) y -= 7;
@ -162,6 +187,8 @@ int main(void)
if ( step > 160 )
{
rnd = lcg();
strcpy(prev, next);
strcpy(next, u8x8_u16toa(lcg(), 4));
step = 0;
}