Easy texture reflections for FreeCAD

EasyReflector.FCMacro

# -*- coding: utf-8 -*-
__version__ = "0.2023.12.09"
__icon__ = "https://github.com/mwganson/EasyReflector/raw/main/EasyReflectorIcon.svg"
#__version__ = "0.2023.12.09"
##EasyReflector macro by TheMarkster
##based on work by Athanaze at https://github.com/Athanaze/Freecad-easy-reflections
##
##do not run this file directly.  Instead run the EasyReflector.FCMacro file.
##
#from pivy import coin
#import FreeCAD, FreeCADGui
#import os, requests, concurrent.futures
#from PySide import QtGui, QtCore
#
#PATH = FreeCAD.ParamGet("User parameter:BaseApp/Preferences/Macro").GetString("MacroPath")+"/easy_reflections/"
#DEFAULT_FILES = ["other image file","none","interior.jpg","industrial.jpg","mesh2.jpg","outside.jpg","studio.jpg","workshop.jpg"]
#GITHUB_BASE_URL = "https://github.com/mwganson/EasyReflector/blob/main/easy_reflections/"
#GITHUB_RAW_EXTRA = "?raw=true"
#EXPANDED_FILES = DEFAULT_FILES #will add any additional files user has added to Environment property
#
## Get a list of all image files in the local directory
#local_files = [f for f in os.listdir(PATH)] if os.path.exists(PATH) else DEFAULT_FILES
#
## Iterate through local files and add their base names to EXPANDED_FILES if not already present
#for local_file in local_files:
#    base_name, extension = os.path.splitext(local_file)
#    fullname = base_name + extension
#    if fullname not in EXPANDED_FILES and fullname != "white.jpg": #aliased to "none"
#        EXPANDED_FILES.append(fullname)
#
#class EasyReflector:
#    def __init__(self, obj):
#        obj.addProperty("App::PropertyString","Version","EasyReflector","Version used to create this object").Version = __version__
#        obj.addProperty("App::PropertyEnumeration", "Environment","EasyReflector","Select Environment (white = None)")
#        obj.Environment = EXPANDED_FILES
#        obj.Environment = "studio.jpg"
#        obj.addProperty("App::PropertyLinkList","LinkedObjects","EasyReflector","Objects to apply textures to")
#        obj.addProperty("App::PropertyFileIncluded","ImageFile","EasyReflector","Image file to use for environment")
#        obj.setEditorMode("ImageFile", 2) #hide by default
#        obj.addProperty("App::PropertyBool","Enabled","EasyReflector","Whether texturing is enabled or not").Enabled=True
#        obj.Proxy = self
#
#    def execute(self,fp):
#        if not fp.LinkedObjects:
#            return
#        self.setEnvironment(fp, fp.Environment)
#
#    def onChanged(self,fp,prop):
#        if not fp:
#            return
#        elif prop == "Environment":
#            if fp.Environment == "other image file":
#                fp.setEditorMode("ImageFile", 0) #normal mode
#            else:
#                fp.setEditorMode("ImageFile", 2) #hide
#        elif prop == "LinkedObjects":
#            self.verifyLinkedObjects(fp)
#
#    def verifyLinkedObjects(self,fp):
#        links = fp.LinkedObjects
#        incompatibles = ["App::Plane","App::Line"]
#        links_to_keep = [obj for obj in links if not obj.TypeId in incompatibles]
#        links_removed = [obj for obj in links if obj.TypeId in incompatibles]
#        for lr in links_removed:
#            FreeCAD.Console.PrintWarning(f"EasyReflector: {lr.Label} is incompatible \
#and has been removed from Linked Objects property.\n")
#        fp.LinkedObjects = links_to_keep
#
#    def onDocumentRestored(self, fp):
#        self.setEnvironment(fp, fp.Environment)
#
#    def checkImagesExist(self, fp):
#        paths = [PATH + (fn if fn != "none" else "white.jpg") for fn in DEFAULT_FILES[1:]]
#        for path in paths:
#            if not os.path.exists(path):
#                return False
#        return True
#
#    def getPermissionFromUser(self,fp):
#        msgBox = QtGui.QMessageBox()
#        msgBox.setWindowTitle("EasyReflector")
#        msgBox.setIcon(QtGui.QMessageBox.Warning)
#        msgBox.setText("EasyReflector needs to download the texture image files.")
#        info = "These are jpg image files to be used as textures for the reflections. "
#        info += "They will be downloaded from a github repository and placed in "
#        info += "your macros folder in a subfolder named easy_reflections. "
#        info += "You must manually remove these files if you uninstall EasyReflector. "
#        info += "Proceed with download (Yes/No)?"
#        msgBox.setInformativeText(info)
#        msgBox.setStandardButtons(QtGui.QMessageBox.Yes | QtGui.QMessageBox.No)
#        msgBox.setDefaultButton(QtGui.QMessageBox.No)
#        ret = msgBox.exec();
#        return ret == QtGui.QMessageBox.Yes
#
#
#    def downloadImages(self, fp):
#        if not self.getPermissionFromUser(fp):
#            return
#        FreeCAD.Console.PrintMessage("Downloading files...\n")
#        os.makedirs(PATH, exist_ok=True)
#        QtGui.QApplication.setOverrideCursor(QtCore.Qt.WaitCursor)
#
#        def download_file(fn):
#            if fn == "none":
#                # For "none", download the white.jpg file
#                url = GITHUB_BASE_URL + "white.jpg" + GITHUB_RAW_EXTRA
#            else:
#                # For other files, download them using their respective names
#                url = GITHUB_BASE_URL + fn + GITHUB_RAW_EXTRA
#
#            try:
#                response = requests.get(url)
#                response.raise_for_status()
#                content = response.content
#
#                # Construct the local file path
#                local_file_path = os.path.join(PATH, fn if fn != "none" else "white.jpg")
#
#                # Save the content to the local file
#                with open(local_file_path, "wb") as file:
#                    file.write(content)
#
#                print(f"Downloaded '{fn}' from GitHub and saved it as '{local_file_path}'")
#            except Exception as e:
#                print(f"Failed to download '{fn}' from GitHub: {str(e)}")
#
#        with concurrent.futures.ThreadPoolExecutor() as executor:
#            executor.map(download_file, DEFAULT_FILES[1:])
#        QtGui.QApplication.restoreOverrideCursor()
#
#    def setEnvironment(self, fp, env):
#        if not self.checkImagesExist(fp):
#            self.downloadImages(fp)
#        tex = coin.SoTexture2()
#        if env == "other image file":
#            tex.filename = fp.ImageFile
#        else:
#            if fp.Environment == "none":
#                tex.filename = PATH + "white.jpg"
#            else:
#                tex.filename = PATH + fp.Environment
#        if not fp.Enabled:
#            tex.filename = PATH + "white.jpg"
#        tc = coin.SoTextureCoordinateEnvironment()
#        linked = fp.LinkedObjects
#        if not linked:
#            return
#        for link in linked:
#            rootnode = link.ViewObject.RootNode
#            child1 = rootnode.getChild(1)
#            child2 = rootnode.getChild(2)
#            already_done = "SoTexture2" in str(type(child1)) and "SoTextureCoordinateEnvironment" in str(type(child2))
#            if already_done:
#                rootnode.replaceChild(1, tex)
#                rootnode.replaceChild(2, tc)
#            else:
#                rootnode.insertChild(tex,1)
#                rootnode.insertChild(tc,2)
#
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#"5.5.:., ; 2 4 , = = = = = # = = & & # # + + O X X X @ = > 2 2 S _ l 1 8 h m C Z P D v d s a d v F T Q Q W I S v h e :.5.5.5.5.5.",
#"5.4.@.> # , 6 , = # # = # = = # & & # & # # + + X X . + + 3 U ] h 4 y h v C Z v y 6 , = @ + @ ; 6 h J R T P S c v e _ 4.5.5.5.5.",
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#"5.4.X.y 6 @ O # # = # @ @ @ @ @ # # # % # # & # # = V ( 8 u v V C h = % + + + + + + X + + X + O + O X . & P ^ J v N D X.4.5.5.5.",
#"5.4.%.6 9 6 @ o # = # # @ @ @ @ # @ @ % # & & & = 7 ( l y c V V z N y - & # + + + + + + + + + O + O X X + D ] I V V D O.4.5.5.5.",
#"5.5.,., ; 8 4 @ # # # # @ O + @ @ @ @ # # # # & - P Y 8 z V C u 7 C J d > % $ + + + + + + + + O O O O O + V ] Q C V D X.4.5.5.5.",
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#};"""
#class EasyReflectorVP:
#    def __init__(self, obj):
#        '''Set this object to the proxy object of the actual view provider'''
#        obj.Proxy = self
#
#    def doubleClicked(self,vobj):
#        vobj.Object.Enabled = not vobj.Object.Enabled
#
#    def dropObject(self, vp, dropped):
#        vp.Object.LinkedObjects += [dropped]
#        vp.Object.LinkedObjects = list(set(vp.Object.LinkedObjects)) #remove duplicates
#
#    def canDropObjects(self):
#        return True
#
#    def canDropObject(self, dropped):
#        return hasattr(dropped, "ViewObject")
#
#    def attach(self,vobj):
#        self.Object = vobj.Object
#        self.standard = coin.SoGroup()
#        vobj.addDisplayMode(self.standard,"Standard")
#
#    def onDelete(self, vobj, subelements):
#        vobj.Object.Enabled = False
#        vobj.Object.Document.recompute()
#        return True
#
#    def updateData(self, fp, prop):
#        '''If a property of the handled feature has changed we have the chance to handle this here'''
#        if prop == "Environment":
#            fp.ViewObject.signalChangeIcon()
#
#    def getDisplayModes(self,obj):
#        '''Return a list of display modes.'''
#        modes=["Standard"]
#        return modes
#
#    def claimChildren(self):
#        return[]
#
#    def getDefaultDisplayMode(self):
#        '''Return the name of the default display mode. It must be defined in getDisplayModes.'''
#        return "Standard"
#
#    def setDisplayMode(self,mode):
#        '''Map the display mode defined in attach with those defined in getDisplayModes.\
#                Since they have the same names nothing needs to be done. This method is optional'''
#        return mode
#
#    def onChanged(self, vp, prop):
#        '''Here we can do something when a single property got changed'''
#        #FreeCAD.Console.PrintMessage("Change property: " + str(prop) + "\n")
#        pass
#
#    def getIcon(self):
#        '''Return the icon in XPM format which will appear in the tree view. This method is\
#                optional and if not defined a default icon is shown.'''
#        iconTextured = __XPM__
#
#        if self.Object.Environment != "none" and self.Object.Enabled:
#            return iconTextured
#        else:
#            return None #default app::featurepython icon
#
#    def __getstate__(self):
#        '''When saving the document this object gets stored using Python's json module.\
#                Since we have some un-serializable parts here -- the Coin stuff -- we must define this method\
#                to return a tuple of all serializable objects or None.'''
#        return None
#
#    def __setstate__(self,state):
#        '''When restoring the serialized object from document we have the chance to set some internals here.\
#                Since no data were serialized nothing needs to be done here.'''
#        return None
#
#CODE_ENDS_HERE
########################################

BASENAME = 'easyreflector'

def makeObject(FP):

    doc = FreeCAD.ActiveDocument
    sel = Gui.Selection.getSelection()

    fp = doc.addObject("App::FeaturePython","EasyReflector")
    FP.EasyReflector(fp)
    FP.EasyReflectorVP(fp.ViewObject)

    if len(sel) >= 1:
        fp.LinkedObjects = sel
    else:
        FreeCAD.Console.PrintWarning("EasyReflector: nothing selected.  Select an \
object prior to running the macro or drag/drop your object(s) on to it in the \
combo view or edit the Linked Objects property.\n")


#################
def writeFile():
    with open(py_file,"w") as outfile:
        for line in code.splitlines():
            if "#CODE_ENDS_HERE" in line:
                break
            if line.startswith('#'):
                if line == "# -*- coding: utf-8 -*-":
                    line = "#" + line
                outfile.write(line[1:]+"\n") #skip first character (#)



############
#if __name__ == "__main__":
#    makeObject(None)
#    raise Exception("quick exit for testing/debugging")
############

if __name__ == "__main__":
    import os
    fin = open(__file__, 'r')
    code = fin.read()
    fin.close()
    version = code.splitlines()[1][16:]
    real_path = os.path.realpath(__file__)
    dir_path = os.path.dirname(real_path)
    py_file = real_path.replace(".FCMacro",".py").replace('EasyReflector','easyreflector').replace("easyReflector","easyreflector")
    bHasFile = os.path.exists(py_file)
    noImport = False #user elects not to save import file

    if not bHasFile:
        from PySide import QtGui
        window = QtGui.QApplication.activeWindow()
        mb = QtGui.QMessageBox()
        mb.setWindowTitle(BASENAME+" setup")
        mb.setIcon(mb.Information)
        mb.setStandardButtons(mb.Ok)
        mb.addButton(mb.Cancel)
        mb.setDefaultButton(mb.Cancel)
        okBtn = mb.button(QtGui.QMessageBox.StandardButton.Ok)
        cancelBtn = mb.button(QtGui.QMessageBox.StandardButton.Cancel)
        okBtn.setText("Create file")
        cancelBtn.setText("Do not create file")
        caption = "In order for "+BASENAME+" objects to be parametric after saving and reloading file\n\
we need to create another file on this computer.  File to be created will be: \n\n"+py_file+"\n\n\
This makes it available to the system upon restarting FreeCAD and loading documents containing the \
"+BASENAME+" feature python objects.  Create file now?\n\n"
        mb.setText(caption)
        ret = mb.exec_()
        if ret == mb.Ok:
            writeFile()
            QtGui.QMessageBox.information(window,"Success","File successfully created.  Please note: if you uninstall "+BASENAME+" macro you need to manually remove "+py_file+", too.\n")
        else:
            new_lines = []
            for line in code.splitlines():
                if line.startswith('#'):
                    if "CODE_ENDS_HERE" in line:
                        break
                    if line == "# -*- coding: utf-8 -*-":
                        new_lines.append(line+"\n")
                        continue
                    new_lines.append(line[1:]+"\n")
            code = "".join(new_lines)

            #credit to Mila Nautikus for his answer to a question on stackoverflow, which I modified here
            #in this example the filename is easyreflector.py
            #https://stackoverflow.com/questions/5362771/how-to-load-a-module-from-code-in-a-string

            ##########
            import sys, importlib
            my_name = BASENAME
            my_spec = importlib.util.spec_from_loader(my_name, loader=None)

            my_macro = importlib.util.module_from_spec(my_spec)

            exec(code,my_macro.__dict__)
            sys.modules[BASENAME] = my_macro
            makeObject(my_macro)
            noImport = True

    if not noImport: #don't never use no double negatives
        import addonmanager_utilities as utils
        try:
            import easyreflector as FP
        except:
            import EasyReflector as FP
        if FP.__version__ != __version__:
            writeFile()
            from PySide import QtCore,QtGui
            window = QtGui.QApplication.activeWindow()
            mbox = QtGui.QMessageBox()
            mbox.setWindowTitle(BASENAME+" updated")

            mbox.setText(BASENAME+".py has been updated to version "+__version__+". \
You must restart FreeCAD for the new changes to take effect and to use the macro.")
            mbox.setIcon(mbox.Warning)
            mbox.setStandardButtons(mbox.Ok)
            mbox.addButton(QtGui.QMessageBox.Cancel)
            mbox.setDefaultButton(mbox.Cancel)
            okBtn = mbox.button(QtGui.QMessageBox.StandardButton.Ok)
            cancelBtn = mbox.button(QtGui.QMessageBox.StandardButton.Cancel)
            okBtn.setText("Restart now")
            cancelBtn.setText("Restart later")
            ret = mbox.exec_()
            if ret == mbox.Ok:
                QtCore.QTimer.singleShot(1000, utils.restart_freecad)
        else:
            makeObject(FP)