def image_file_load(Prg, Path, ThumbnailSize=None, PixelReturn=False):
if not os.path.isfile(Path):
Msg = util.ui_msg(Prg, "file_operation.file_missing", PrintInTerminal=True)
Prg["Warning"].append(Msg)
return False
Img = Image.open(Path)
if ThumbnailSize:
Img.thumbnail(ThumbnailSize)
if PixelReturn:
return Img.load()
return Img
def test_ui_msg(self):
Prg = {
"Os": "Linux",
"UiLanguage": "hun",
"UiMessages": {
"Menu": {
"File": {
"SaveAs": {
"eng": "Save as",
"hun": "Mentés másként"
},
"Load": {
"eng": "Load"
},
"Export": {
"hun": "Exportálás"
}
}
},
"Text_formatted": {
"eng": "File: {:s}",
"hun": "Fájl: {:s}"
}
}
}
# happy path:
self.assertEqual("Mentés másként",
util.ui_msg(Prg, "Menu.File.SaveAs", TestCase=True))
# handle multiple value in one request:
TxtSaveAs, Export = util.ui_msg(Prg,
["Menu.File.SaveAs", "Menu.File.Load"],
TestCase=True)
self.assertEqual("Mentés másként", TxtSaveAs)
self.assertEqual("Load", Export)
# key is unknown:
self.assertEqual(
"Ui message key is unknown in container: hun - Menu.File.UnknownKey",
util.ui_msg(Prg, "Menu.File.UnknownKey", TestCase=True))
# key exists, language==hun, but only default eng element exists in translations
self.assertEqual("Load",
util.ui_msg(Prg, "Menu.File.Load", TestCase=True))
# key hasn't got default eng value:
self.assertEqual(
"Ui message, default eng translation is missing: Menu.File.Export",
util.ui_msg(Prg, "Menu.File.Export", TestCase=True))
# text with formatting:
self.assertEqual(
"Fájl: /tmp/file.txt",
util.ui_msg(Prg, "Text_formatted",
TestCase=True).format("/tmp/file.txt"))
def mark_pixels_select_from_img(Prg, Img, ColorBlockBackgroundRgb,
ColorBlockBackgroundRgbDelta,
ColorBlockBackgroundGray,
ColorBlockBackgroundGrayDelta):
if not util.img_is_rgb(Img) and not util.img_is_grayscale(Img):
print(util.ui_msg(Prg, "ocr.pixel_data_size_unknown"))
PixelDataSize = Img.get("PixelDataSize", -1)
sys.exit(PixelDataSize)
InkPixels_and_MarkId = dict()
DeltaR, DeltaG, DeltaB = ColorBlockBackgroundRgbDelta
BackgroundR, BackgroundG, BackgroundB = ColorBlockBackgroundRgb
BgRedMax = BackgroundR + DeltaR
BgRedMin = BackgroundR - DeltaR
BgGreenMax = BackgroundG + DeltaG
BgGreenMin = BackgroundG - DeltaG
BgBlueMax = BackgroundB + DeltaB
BgBlueMin = BackgroundB - DeltaB
BgGrayMin = ColorBlockBackgroundGray - ColorBlockBackgroundGrayDelta
BgGrayMax = ColorBlockBackgroundGray + ColorBlockBackgroundGrayDelta
if util.img_is_rgb(Img):
def is_mark(Img, X, Y):
if is_mark_rgb(Img, X, Y, BgRedMin, BgRedMax, BgGreenMin,
BgGreenMax, BgBlueMin, BgBlueMax):
return True
return False
if util.img_is_grayscale(Img):
def is_mark(Img, X, Y):
if is_mark_grayscale(Img, X, Y, BgGrayMin, BgGrayMax):
return True
return False
for X in range(0, Img["Width"]):
for Y in range(0, Img["Height"]):
if is_mark(Img, X, Y):
InkPixels_and_MarkId[(X, Y)] = None
return InkPixels_and_MarkId
def window_main(Prg):
# store passed Prg as a global variable, too, because Tkinter buttons need a state
# I collect the msg NOT in the if because if one of them is missing, it causes Error
global PrgGlobal
PrgGlobal = Prg
Prg["Tkinter"] = dict()
MainWidth = 1200
MainHeight = 800
SourceWidth = 300
OnePageWidth = 600
Window = window_new(Prg, "window.main.title")
Window.geometry('{}x{}'.format(MainWidth, MainHeight))
Prg["Tkinter"]["Window"] = Window
def frame_thumbnail_bind(Event, Canvas):
print("Event:", Event)
print("canvas bbox all", Canvas.bbox("all"))
ScrollRegion = Canvas.bbox("all")
Canvas.configure(scrollregion=ScrollRegion)
############# SCROLLBAR ###################
ContainerLeft = Tkinter.Frame(Window, bg="blue", width=SourceWidth)
ContainerLeft.pack(side="left")
# # https://stackoverflow.com/questions/16188420/tkinter-scrollbar-for-frame
CanvasForScrollBar = Tkinter.Canvas(ContainerLeft, bg="red", width=SourceWidth,
height=9999) # auto fitting in Y direction, until reach this value
CanvasForScrollBar.pack(side="left", fill="y",
expand=True) # IMPORTANT: the canvas FILL, expand settins Modifiy the scrollbar's look!!!!!
Prg["Tkinter"]["CanvasForScrollBar"] = CanvasForScrollBar
# Tkinter.Label(CanvasForScrollBar, text="canvas").pack()
FrameThumbnails = Tkinter.Frame(CanvasForScrollBar, bg="purple")
Prg["Tkinter"]["FrameThumbnails"] = FrameThumbnails
Scrollbar = Tkinter.Scrollbar(ContainerLeft, orient="vertical", command=CanvasForScrollBar.yview)
CanvasForScrollBar.configure(yscrollcommand=Scrollbar.set)
Scrollbar.pack(side="right", fill="y")
CanvasForScrollBar.create_window((0, 0), window=FrameThumbnails, anchor='nw')
FrameThumbnails.bind("<Configure>", lambda Event, Canvas=CanvasForScrollBar: frame_thumbnail_bind(Event, Canvas))
############# SCROLLBAR ###################
##### Text Select Preview #################
OnePageFrame = frame_new(Prg, Window, OnePageWidth, MainHeight)
OnePageFrame.pack()
Tkinter.Button(OnePageFrame, text=util.ui_msg(Prg, "ocr.page_current_analyse"),
command=marks_collect_from_page).pack()
TextSelectPreviewImg = Image.new("RGB", Prg["UiTextSelectPreviewSize"], color="grey")
Prg["Tkinter"]["OnePageTextSelectPreviewImgLoaded"] = None
Prg["Tkinter"]["OnePageTextSelectPreviewImgRendered"] = TextSelectPreviewImg
ImageTkPhotoImage = ImageTk.PhotoImage(TextSelectPreviewImg)
Label = Tkinter.Label(OnePageFrame, image=ImageTkPhotoImage)
Prg["Tkinter"]["OnePageTextSelectPreviewLabel"] = Label
Label.pack()
##### Text Select Preview #################
Tkinter.Button(FrameThumbnails, text=util.ui_msg(Prg, "file_operation.file_load_into_thumbnail_list"),
command=files_thumbnails_load_button_cmd).pack()
Window.mainloop()
def window_new(Prg, TitleKey=""):
Window = Tkinter.Tk()
if TitleKey:
Window.title(util.ui_msg(Prg, TitleKey))
return Window