123 lines
2.5 KiB
C
123 lines
2.5 KiB
C
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#include "u8g2.h"
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#include <stdio.h>
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#include <string.h>
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char str1[100];
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char str2[100];
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u8g2_t u8g2;
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void drawBigNum(u8g2_t *u, uint16_t x, uint16_t y, const char *heading, uint16_t n, uint16_t fraction, uint16_t is_temp)
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{
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uint16_t e;
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uint16_t xx;
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u8g2_SetFont(u, u8g2_font_spleen8x16_mr);
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u8g2_DrawUTF8(u, x+4, y-46, heading);
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u8g2_SetFont(u, u8g2_font_spleen32x64_mn);
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e = n / 10;
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if ( e > 0 )
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{
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u8g2_DrawGlyph(u, x, y, e+'0');
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}
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x += 30;
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e = n - e*10;
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u8g2_DrawGlyph(u, x, y, e+'0');
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u8g2_SetFont(u, u8g2_font_spleen12x24_mf);
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x += 30;
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xx = x;
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x += u8g2_DrawGlyph(u, x, y, '.');
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x += u8g2_DrawGlyph(u, x, y, fraction+'0');
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if ( is_temp )
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{
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x += u8g2_DrawUTF8(u, xx, y-25, "°C");
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}
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else
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{
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u8g2_SetFont(u, u8g2_font_spleen16x32_mr);
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x += u8g2_DrawUTF8(u, xx+8, y-20, "%");
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}
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}
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void draw(u8g2_t *u)
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{
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u8g2_SetFontMode(u, 1);
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u8g2_DrawLine(u, 0, 63, 255, 63);
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u8g2_DrawLine(u, 127, 0, 127, 127);
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u8g2_DrawLine(u, 127+64, 64, 127+64, 127);
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drawBigNum(u, 20, 59, "Temp", 83, 4, 1);
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drawBigNum(u, 10+128+10, 59, "Humidity", 99, 9, 0);
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drawBigNum(u, 20, 59+64, "Set", 85, 0, 1);
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u8g2_SetFont(u, u8g2_font_streamline_coding_apps_websites_t);
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u8g2_DrawGlyph(u, 150, 105, 58);
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u8g2_SetFont(u, u8g2_font_streamline_interface_essential_login_t);
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u8g2_DrawGlyph(u, 214, 105, 48);
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}
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int main(void)
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{
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int x, y;
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int k;
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int offset = 100;
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u8g2_SetupBuffer_SDL_256x128(&u8g2, &u8g2_cb_r0);
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u8x8_InitDisplay(u8g2_GetU8x8(&u8g2));
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u8x8_SetPowerSave(u8g2_GetU8x8(&u8g2), 0);
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u8g2_SetFont(&u8g2, u8g2_font_wqy16_t_gb2312);
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x = 4; // use as height for the box
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y = 0;
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for(;;)
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{
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printf("offset=%d\n", offset);
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u8g2_FirstPage(&u8g2);
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do
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{
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//u8g2_DrawUTF8(&u8g2, offset,30,"123456789QWERTYUIOPASDFGHJKLZXCVBNM123456789QWERTYUIOPASDFGHJKLZXCVBNM");
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//u8g2_DrawUTF8X2(&u8g2, offset,60,"123456789QWERTYUIOPASDFGHJKLZXCVBNM123456789QWERTYUIOPASDFGHJKLZXCVBNM");
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//u8g2_DrawHLine(&u8g2, 0, 64, 64);
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draw(&u8g2);
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} while( u8g2_NextPage(&u8g2) );
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do
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{
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k = u8g_sdl_get_key();
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} while( k < 0 );
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if ( k == 273 ) y -= 1;
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if ( k == 274 ) y += 1;
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if ( k == 276 ) x -= 1;
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if ( k == 275 ) x += 1;
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if ( k == 'e' ) y -= 1;
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if ( k == 'x' ) y += 1;
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if ( k == 's' ) x -= 1;
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if ( k == 'd' ) x += 1;
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if ( k == 'q' ) break;
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if ( k == 32 )
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offset -= 1;
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if ( x < 0 )
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x = 0;
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}
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return 0;
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}
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