add chart + buttons

reflow_plate_fw/src/lcd.h

@@ -3,6 +3,31 @@
 
 #include "status.h"
 
+// #define WIDTH  240
+// #define HEIGHT 60
+#define BUTTON_H 60
+#define BUTTON_W 240
+#define BUTTONS_N 3
+#define BUTTON_PADDING 2
+#define BUTTON_RADIUS 8
+#define BUTTON_COLOR TFT_BLUE
+#define KEY_TEXTSIZE 1   // Font size multiplier
+
+#define CHART_X                 0
+#define CHART_Y                30
+#define CHART_W               240
+#define CHART_H               200
+#define CHART_FONT              1
+#define CHART_Y_AXIS_OFFSET    24
+#define CHART_X_AXIS_OFFSET    10
+#define CHART_TIME_MAX        360  //time scale in seconds
+#define CHART_TEMP_MIN         20  //offset in degrees
+#define CHART_TEMP_MAX        360  //degrees
+#define CHART_Y_TICKS          10
+#define CHART_X_TICKS          10
+#define CHART_LINE_COLOR     TFT_WHITE
+#define CHART_TEXT_COLOR     TFT_RED
+
 
 
 void initLCD(void);