Export_Import_Glyph_as_Image_window.py

# menuTitle : myCloud Export/Import
# shortCut  : command+control+e
"""
  code took from LettError known as Erik van Blokland (or Erik van Blokland known as LettError)

  This is window that wraps the functionality explained here:
  https://forum.robofont.com/topic/646/export-glyph-image-edit-on-ipad-reimport-as-background-image
  https://gist.github.com/LettError/d0d2688abe959595a88b3fdb85c18db3
"""
from vanilla import FloatingWindow, SquareButton, TextBox
from AppKit import NSBorderlessWindowMask
import drawBot as ctx
import os
from mojo.UI import GetFile
from os.path import expanduser
from pathlib import Path
from subprocess import call
home = expanduser("~")
imagesDir = "Library/Mobile Documents/com~apple~CloudDocs/RoboFont/"

def exportDrawing():
    path = os.path.join(home, imagesDir)
    if not os.path.exists(path):
        os.makedirs(path)

    if not os.path.exists(path):
        print('Could not make RoboFont iCloud images folder at', path )

    padding = 100

    f = CurrentFont()
    if f is not None:
        ufoName = os.path.basename(f.path)
        ufoName = ufoName.replace(".ufo", "_images")
        #print(ufoName)
        ufoImagesPath = os.path.join(path, ufoName)
        print("exporting to", ufoImagesPath)
        if not os.path.exists(ufoImagesPath):
            os.makedirs(ufoImagesPath)

        g = CurrentGlyph()
        if g is not None:
            ctx.newPage(int(g.width) + 2*padding, int(f.info.unitsPerEm) + 2*padding)
            ctx.translate(padding,-f.info.descender + padding)
            ctx.stroke(0.5)
            ctx.strokeWidth(1)
            ctx.line((0,0), (g.width, 0))
            ctx.fill(0)
            ctx.drawGlyph(g)
            imageName = os.path.join(ufoImagesPath, "%s.png" % g.name)
            ctx.saveImage(imageName)
            ctx.newDrawing()
    else:
        print("no open font")


def importDrawing():
    home = expanduser("~")
    #print(home)

    padding = 100

    path = os.path.join(home, imagesDir)
    if not os.path.exists(path):
        print("no icloud images folder found", path)
    else:

        f = CurrentFont()
        if f is not None:
            ufoName = os.path.basename(f.path)
            ufoName = ufoName.replace(".ufo", "_images")
            #print(ufoName)
            ufoImagesPath = os.path.join(path, ufoName)
            #print(ufoImagesPath, os.path.exists(ufoImagesPath))
            g = CurrentGlyph()
            imageName = os.path.join(ufoImagesPath, "%s.png" % g.name)
            #print(imageName, os.path.exists(imageName))
            w, h = ctx.imageSize(imageName)
            scale = f.info.unitsPerEm / (h - 2*padding)
            #print(scale)
            g.addImage(imageName, scale=scale, position=(-padding, f.info.descender - padding))
            g.update()

def showInFinder():
    path = os.path.join(home, imagesDir)
    path = os.path.normpath(path)
    call(["open", path])

class Window:
    def __init__(self):
        self.w = FloatingWindow((500,500,200,22*7),closable=False, autosaveName="myCloudImpExp")
        self.w.txt = TextBox((0,0,-0,22),"cloud image exporting")
        self.w.sif = SquareButton((0,22,-0,22),"show image-dir in finder",callback=self.btnCB)
        self.w.exp = SquareButton((0,-22*5,100,22*5),"export",callback=self.btnCB)
        self.w.imp = SquareButton((100,-22*5,100,22*5),"import",callback=self.btnCB)
        nsWin = self.w.getNSWindow()
        nsWin.setStyleMask_(NSBorderlessWindowMask)
        nsWin.setMovableByWindowBackground_(True)
        self.w.open()

    def btnCB(self,sender):

        if sender.getTitle() == "show image-dir in finder":
            showInFinder()
        elif sender.getTitle() == "export":
            try:
                exportDrawing()
            except:
                print("export/import issue")
        else:
            try:
                importDrawing()
            except:
                print("export/import issue")
        self.w.close()


if __name__ == "__main__":
    Window()