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valeh
2020-12-22 14:30:09 +02:00
commit 26b0ba5954
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14
basic-setup/components/u8g2/sys/utf8/frame_rotate_picture_loop/Makefile Normal file
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CC = gcc
CFLAGS = -g -W -Wall -Wextra -Wcast-qual -Wno-overlength-strings -Wno-unused-parameter -I../../../csrc/.
SRC = $(shell ls ../../../csrc/*.c) $(shell ls ../common/*.c ) main.c
OBJ = $(SRC:.c=.o)
u8g2_utf8: $(OBJ)
$(CC) $(CFLAGS) $(LDFLAGS) $(OBJ) -o u8g2_utf8
clean:
-rm $(OBJ) u8g2_utf8

57
basic-setup/components/u8g2/sys/utf8/frame_rotate_picture_loop/main.c Normal file
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@@ -0,0 +1,57 @@
/*
this example was written to debug a problem with a display width, which
is not multiple of 8.
the display width is set to 102 for this purpose
*/
#include "u8g2.h"
#include <stdio.h>
u8g2_t u8g2;
int main(void)
{
u8g2_SetupBuffer_Utf8(&u8g2, U8G2_R3);
u8g2_InitDisplay(&u8g2);
u8g2_SetPowerSave(&u8g2, 0);
u8g2_SetFont(&u8g2, u8g2_font_6x13_tf);
u8g2_SetFontDirection(&u8g2, 0);
u8g2_FirstPage(&u8g2);
do
{
printf("u8g2.tile_curr_row=%d\n", u8g2.tile_curr_row);
printf("u8g2.pixel_curr_row=%d\n", u8g2.pixel_curr_row);
printf("u8g2.buf_y0=%d\n", u8g2.buf_y0);
printf("u8g2.buf_y1=%d\n", u8g2.buf_y1);
printf("u8g2.user_x0=%d\n", u8g2.user_x0);
printf("u8g2.user_x1=%d\n", u8g2.user_x1);
printf("u8g2.user_y0=%d\n", u8g2.user_y0);
printf("u8g2.user_y1=%d\n", u8g2.user_y1);
u8g2_DrawFrame(&u8g2, 0, 0,
u8g2_GetDisplayWidth(&u8g2), u8g2_GetDisplayHeight(&u8g2));
u8g2_DrawPixel(&u8g2, 3, 3);
//u8g2_DrawHLine(&u8g2, 0, 0, u8g2_GetDisplayWidth(&u8g2));
//u8g2_DrawHLine(&u8g2, 0, u8g2_GetDisplayHeight(&u8g2)-1, u8g2_GetDisplayWidth(&u8g2));
//u8g2_DrawHLine(&u8g2, 0, 32, 10);
u8g2_DrawStr(&u8g2, 10, 20, "Frame");
//u8g2_DrawStr(&u8g2, u8g2_GetDisplayWidth(&u8g2)-9, 10, "Frame");
//u8g2_DrawStr(&u8g2, u8g2_GetDisplayWidth(&u8g2)-8, 20, "Frame");
//u8g2_DrawStr(&u8g2, u8g2_GetDisplayWidth(&u8g2)-7, 30, "Frame");
} while( u8g2_NextPage(&u8g2) );
utf8_show();
printf("DisplayWidth = %d\n", u8g2_GetDisplayWidth(&u8g2));
return 0;
}