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Content # 1.00 - Initial version # 1.01 - Fixed loading and saving # 1.02 - Fixed issue altering color # # Usage: # Click a button to color a pixel, use left and right navigate # import display, keypad, touchpads, appconfig, valuestore MAX_PAGES=16 settings = appconfig.get("photoshop", {"colors": ["D0021B","F5A623","F8E71C","8B572A","7ED321","417505","BD10E0","9013FE","4A90E2","50E3C2","B8E986","4A4A4A"]}) global_page = 0 global_canvas = [[0] * 16 for i in range(16)] colors = [0] for color in settings["colors"]: if int(color,16)>0: colors.append(int(color,16)) def savepages(): global global_canvas print("saving") allpages="" for p in range(0,16): allpages+=str(p)+":" for b in range(0,15): allpages+=hex(global_canvas[p][b]).split("x")[1]+"," allpages+=hex(global_canvas[p][15]).split("x")[1]+"\r\n" print(allpages) valuestore.save("photoshop","pages",allpages) def loadpages(): global global_canvas print("loading") allpages = valuestore.load("photoshop","pages") print("allpages",allpages) if allpages == None: savepages() allpages = valuestore.load("photoshop","pages") for lines in allpages.split("\r\n"): items=lines.split(":") if len(items)==2: page=int(items[0]) pixels=items[1].split(",") if len(pixels)==16: for i in range(0,16): global_canvas[page][i]=int(str(pixels[i]),16) def drawpage(): print("drawpage") for i in range(0,16): x = i % 4 y = i // 4 display.drawPixel(x, y, global_canvas[global_page][i]) display.flush() def on_touch(pressed): global global_page if pressed: if pressed == touchpads.CANCEL: global_page=0 if pressed == touchpads.LEFT: if global_page>0: global_page=global_page-1 else: global_page=(MAX_PAGES-1) if pressed == touchpads.RIGHT: if global_page<(MAX_PAGES-1): global_page=global_page+1 else: global_page=0 print("page:",global_page) savepages() drawpage() def on_key(button, pressed): global global_canvas, global_page if pressed: x = button % 4 y = button // 4 if global_canvas[global_page][button] in colors: p = colors.index(global_canvas[global_page][button])+1 if p>=len(colors): p=0 else: p=0 print(p,"/",len(colors),hex(colors[p]).split('x')[1]) global_canvas[global_page][button]=colors[p] display.drawPixel(x, y, global_canvas[global_page][button]) display.flush() loadpages() drawpage() touchpads.on(touchpads.OK, on_touch) touchpads.on(touchpads.LEFT, on_touch) touchpads.on(touchpads.RIGHT, on_touch) touchpads.on(touchpads.CANCEL, on_touch) keypad.add_handler(on_key)