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109 lines
2.3 KiB
109 lines
2.3 KiB
6 years ago
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/*
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this example was written to debug a problem with a display width, which
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is not multiple of 8.
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the display width is set to 102 for this purpose
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this is also used to do more clip testing.
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any assertion indicates a bug.
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*/
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#include "u8g2.h"
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#include <stdio.h>
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u8g2_t u8g2;
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void draw(void)
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{
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u8g2_SetFont(&u8g2, u8g2_font_ncenB24_tf);
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u8g2_DrawHLine(&u8g2, u8g2_GetDisplayWidth(&u8g2)-1, 2, 4);
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u8g2_SetFontDirection(&u8g2, 0);
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u8g2_DrawStr(&u8g2, -4, 20, "Clip/////");
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u8g2_DrawStr(&u8g2, -5, 50, "Clip/////");
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u8g2_DrawStr(&u8g2, -6, 80, "Clip/////");
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u8g2_DrawStr(&u8g2, -6, 110, "Clip/////");
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u8g2_SetFontDirection(&u8g2, 0);
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u8g2_SetFont(&u8g2, u8g2_font_ncenB12_tf);
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u8g2_DrawStr(&u8g2, 40, 40, "F");
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u8g2_SetFontDirection(&u8g2, 1);
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u8g2_DrawStr(&u8g2, 40, 40, "F");
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u8g2_SetFontDirection(&u8g2, 2);
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u8g2_DrawStr(&u8g2, 40, 40, "F");
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u8g2_SetFontDirection(&u8g2, 3);
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u8g2_DrawStr(&u8g2, 40, 40, "F");
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}
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int main(void)
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{
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u8g2_SetupBuffer_Utf8(&u8g2, U8G2_R0);
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u8g2_InitDisplay(&u8g2);
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u8g2_SetPowerSave(&u8g2, 0);
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u8g2_SetFontDirection(&u8g2, 0);
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//u8g2_SetClipWindow(&u8g2, 10, 10, 50, 60 );
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u8g2_SetDisplayRotation(&u8g2, U8G2_R0);
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u8g2_FirstPage(&u8g2);
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do
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{
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draw();
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} while( u8g2_NextPage(&u8g2) );
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puts("=======================================");
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utf8_show();
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u8g2_SetDisplayRotation(&u8g2, U8G2_R1);
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u8g2_FirstPage(&u8g2);
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do
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{
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draw();
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} while( u8g2_NextPage(&u8g2) );
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puts("=======================================");
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utf8_show();
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u8g2_SetDisplayRotation(&u8g2, U8G2_R2);
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u8g2_FirstPage(&u8g2);
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do
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{
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draw();
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} while( u8g2_NextPage(&u8g2) );
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puts("=======================================");
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utf8_show();
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u8g2_SetDisplayRotation(&u8g2, U8G2_R3);
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u8g2_FirstPage(&u8g2);
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do
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{
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draw();
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} while( u8g2_NextPage(&u8g2) );
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puts("=======================================");
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utf8_show();
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u8g2_SetDisplayRotation(&u8g2, U8G2_MIRROR);
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u8g2_FirstPage(&u8g2);
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do
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{
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draw();
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} while( u8g2_NextPage(&u8g2) );
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puts("=======================================");
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utf8_show();
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printf("DisplayWidth = %d\n", u8g2_GetDisplayWidth(&u8g2));
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return 0;
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}
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