displays now Graphics as Splashscreen

src/main.py

@@ -2,7 +2,7 @@
 # MIT License; Copyright (c) 2017 Jeffrey N. Magee
 from ili934xnew import ILI9341, color565
 from machine import Pin, SPI,Timer
-from ST7735 import TFT
+from ST7735 import TFT,TFTColor
 import m5stack
 import tt14
 import glcdfont
@@ -44,7 +44,43 @@ def splash():
     display.print("Spincoater",size=3,nowrap=True)
 
     # #display.show()
+def fafo():
+    with open('fafogreen.bmp','rb') as f:
+        if f.read(2) == b'BM':  #header
+            print("BMP@")
+            dummy = f.read(8) #file size(4), creator bytes(4)
+            offset = int.from_bytes(f.read(4), 'little')
+            hdrsize = int.from_bytes(f.read(4), 'little')
+            width = int.from_bytes(f.read(4), 'little')
+            height = int.from_bytes(f.read(4), 'little')
+            print("Image size:", width, "x", height)
 
+            if int.from_bytes(f.read(2), 'little') == 1: #planes must be 1
+                depth = int.from_bytes(f.read(2), 'little')
+                print("DEPTH",depth)
+                if depth == 24 and int.from_bytes(f.read(4), 'little') == 0:#compress method == uncompressed
+                    print("Image size:", width, "x", height)
+                    rowsize = (width * 3 + 3) & ~3
+                    if height < 0:
+                        height = -height
+                        flip = False
+                    else:
+                        flip = True
+                    w, h = width, height
+                    if w > 128: w = 128
+                    if h > 160: h = 160
+                    tft._setwindowloc((0,0),(w - 1,h - 1))
+                    for row in range(h):
+                        if flip:
+                            pos = offset + (height - 1 - row) * rowsize
+                        else:
+                            pos = offset + row * rowsize
+                        if f.tell() != pos:
+                            dummy = f.seek(pos)
+                        for col in range(w):
+                            bgr = f.read(3)
+                            tft._pushcolor(TFTColor(bgr[2],bgr[1],bgr[0]))
+    time.sleep(10)
 def tftprinttest():
     tft.fill(TFT.BLACK)
     v = 30
@@ -373,7 +409,8 @@ with open("config.json", "r") as f:
 #display.set_font(tt32)
 tft.fill(TFT.BLACK)
 
-splash()
+# splash()
+fafo()
 # for ff in fonts:
 #     display.set_font(ff)
 #     display.print(text)