temp_control

ChangeLog

@@ -326,3 +326,4 @@ https://github.com/olikraus/u8g2 ChangeLog
   * ST7586S JLX320160 (no flipmode, no u8x8, issue 2186)
   * GP1294AI 256X48 (issue 2213, PR 2222)
   * Bugfix for drawUTF8X2 with negative x values (issue 2228)
+  * UC1628 256x128 (issue 2260):

sys/sdl/temp_control/Makefile

@@ -0,0 +1,12 @@
+CFLAGS = -g -Wall -I../../../csrc/.  `sdl2-config --cflags`
+
+SRC = $(shell ls ../../../csrc/*.c) $(shell ls ../common/*.c ) main.c 
+
+OBJ = $(SRC:.c=.o)
+
+helloworld: $(OBJ) 
+	$(CC) $(CFLAGS) $(LDFLAGS) $(OBJ) `sdl2-config --libs` -o u8g2_sdl
+
+clean:	
+	-rm $(OBJ) u8g2_sdl
+

sys/sdl/temp_control/main.c

@@ -0,0 +1,122 @@
+
+#include "u8g2.h"
+#include <stdio.h>
+#include <string.h>
+
+
+char str1[100];
+char str2[100];
+  
+u8g2_t u8g2;
+
+
+void drawBigNum(u8g2_t *u, uint16_t x, uint16_t y, const char *heading, uint16_t n, uint16_t fraction, uint16_t is_temp)
+{
+  uint16_t e;
+  uint16_t xx;
+  
+  u8g2_SetFont(u, u8g2_font_spleen8x16_mr);
+  u8g2_DrawUTF8(u, x+4, y-46, heading);
+  
+  u8g2_SetFont(u, u8g2_font_spleen32x64_mn);
+  e = n / 10;
+  if ( e > 0 )
+  {
+    u8g2_DrawGlyph(u, x, y, e+'0');
+  }
+  x += 30;
+  e = n - e*10;
+  u8g2_DrawGlyph(u, x, y, e+'0');
+  u8g2_SetFont(u, u8g2_font_spleen12x24_mf);
+  
+  x += 30;
+  xx = x;
+  
+  x += u8g2_DrawGlyph(u, x, y, '.');
+  x += u8g2_DrawGlyph(u, x, y, fraction+'0');  
+
+  if ( is_temp )
+  {
+    x += u8g2_DrawUTF8(u, xx, y-25, "°C");  
+  }
+  else
+  {
+    u8g2_SetFont(u, u8g2_font_spleen16x32_mr);
+    x += u8g2_DrawUTF8(u, xx+8, y-20, "%");  
+  }
+}
+
+void draw(u8g2_t *u)
+{
+  u8g2_SetFontMode(u, 1);
+
+  u8g2_DrawLine(u, 0, 63, 255, 63);  
+  u8g2_DrawLine(u, 127, 0, 127, 127);  
+  u8g2_DrawLine(u, 127+64, 64, 127+64, 127);  
+
+  drawBigNum(u, 20, 59, "Temp", 83, 4, 1);
+  drawBigNum(u, 10+128+10, 59, "Humidity", 99, 9, 0);
+  drawBigNum(u, 20, 59+64, "Set", 85, 0, 1);
+
+  u8g2_SetFont(u, u8g2_font_streamline_coding_apps_websites_t);  
+  u8g2_DrawGlyph(u, 150, 105, 58);
+
+  u8g2_SetFont(u, u8g2_font_streamline_interface_essential_login_t);  
+  u8g2_DrawGlyph(u, 214, 105, 48);
+}
+
+int main(void)
+{
+  int x, y;
+  int k;
+  int offset = 100;
+
+  
+  u8g2_SetupBuffer_SDL_256x128(&u8g2, &u8g2_cb_r0);
+  u8x8_InitDisplay(u8g2_GetU8x8(&u8g2));
+  u8x8_SetPowerSave(u8g2_GetU8x8(&u8g2), 0);  
+  
+
+  u8g2_SetFont(&u8g2, u8g2_font_wqy16_t_gb2312);  
+
+  x = 4;  // use as height for the box
+  y = 0;
+  
+  for(;;)
+  {
+    printf("offset=%d\n", offset);
+    u8g2_FirstPage(&u8g2);
+    do
+    {
+      //u8g2_DrawUTF8(&u8g2, offset,30,"123456789QWERTYUIOPASDFGHJKLZXCVBNM123456789QWERTYUIOPASDFGHJKLZXCVBNM");
+      //u8g2_DrawUTF8X2(&u8g2, offset,60,"123456789QWERTYUIOPASDFGHJKLZXCVBNM123456789QWERTYUIOPASDFGHJKLZXCVBNM");
+      //u8g2_DrawHLine(&u8g2, 0, 64, 64);
+      draw(&u8g2);
+    } while( u8g2_NextPage(&u8g2) );
+    
+    do
+    {
+      k = u8g_sdl_get_key();
+    } while( k < 0 );
+    
+    if ( k == 273 ) y -= 1;
+    if ( k == 274 ) y += 1;
+    if ( k == 276 ) x -= 1;
+    if ( k == 275 ) x += 1;
+    
+    if ( k == 'e' ) y -= 1;
+    if ( k == 'x' ) y += 1;
+    if ( k == 's' ) x -= 1;
+    if ( k == 'd' ) x += 1;
+    if ( k == 'q' ) break;
+    
+    if ( k == 32 )
+      offset -= 1;
+    
+    if ( x < 0 )
+      x = 0;
+    
+  }
+  return 0;
+}
+