272 lines
8.1 KiB
Python
272 lines
8.1 KiB
Python
# Libraries
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from os import path, remove, listdir
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from PIL import Image # pip install Pillow
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# constants
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PATH_WA = "../../apps/" # path before editors
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PATH_HELP = "/main/resources/help/images/" # path after editor directory
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NAME_CSS = "sprite.css"
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NAME_SMB_CSS = "symbols.css"
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pathEditors = ["documenteditor", "presentationeditor", "spreadsheeteditor","common"] # names of editor directories
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# sprites names
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cssClassNames = ["big","icon"]
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cssClassSmbName = "smb"
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# directories names
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spriteDirNames = ["big", "icons"]
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spriteSmbDirName ="symbols"
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# Class for image
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class ImgClass:
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_x=0
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_y=0
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def __init__(self, adr):
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self._imgFile = Image.open(adr)
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self._imgName = path.splitext(path.basename(adr))[0]
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def get_width(self):
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return self._imgFile.size[0]
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def get_height(self):
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return self._imgFile.size[1]
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def get_nameImage(self):
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return self._imgName
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def get_image(self):
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return self._imgFile
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#operators definition
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# operator '<'
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def __lt__(self, other):
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if(self.get_height() == other.get_height()):
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return self.get_width() < other.get_width()
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else:
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return self.get_height() < other.get_height()
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# operator '>'
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def __gt__(self, other):
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if(self.get_height() == other.get_height()):
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return self.get_width() > other.get_width()
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else:
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return self.get_height() > other.get_height()
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# operator '!='
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def __ne__(self, other):
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return (self.get_height() != other.get_height() or self.get_width() != other.get_width())
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# operator '=='
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def __eq__(self, other):
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return (self.get_height() == other.get_height() and self.get_width() == other.get_width())
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# class fit
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# _down :Fit is bottom cell
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# _right :Fit is right cell
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class Fit:
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def __init__(self, x, y, w: int, h: int):
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# true if the rectangle has a image
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self.used = False
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# Rectangle for cell for image
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self.x = x
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self.y = y
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self.width = w
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self.height = h
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def set_down(self, fdown):
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self._down = fdown
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def get_down(self):
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return self._down
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def set_right(self, fright):
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self._right = fright
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def get_right(self):
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return self._right
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def __str__(self):
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strFit = "\tused:" + str(self.used) +"\n"
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strFit += "\tx:" + str(self.x) +"\n"
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strFit += "\ty:" + str(self.y) +"\n"
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strFit += "\twidth:" + str(self.width) +"\n"
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strFit += "\theight:" + str(self.height) +"\n"
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return strFit
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#Image with fit
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class Block(ImgClass):
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def __init__(self, adr):
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super().__init__(adr)
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def get_x(self):
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return self._x
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def get_y(self):
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return self._y
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def set_x(self, val):
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self._x = val
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def set_y(self, val):
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self._y = val
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def set_fit(self, fit):
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self.fit = fit
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self.set_x(fit.x)
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self.set_y(fit.y)
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#binary-tree
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class GrowingPacker:
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def __init__(self, imgAdrArr):
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self.blocks =[]
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for adr in imgAdrArr:
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self.blocks.append(Block(adr))
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self.blocks.sort(reverse=True)
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# create tree
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def fit(self):
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self.ln = len(self.blocks)
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if(self.ln > 0):
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w, h = self.blocks[0].get_width(), self.blocks[0].get_height()
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else:
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w, h = (0, 0)
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# start rectangle for general cell
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self.root = Fit(0, 0, w, h)
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for n in range(self.ln):
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node = self.findNode(self.root, self.blocks[n].get_width(), self.blocks[n].get_height())
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if (node != None):
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self.blocks[n].set_fit(self.splitNode(node, self.blocks[n].get_width(), self.blocks[n].get_height()))
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else:
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self.blocks[n].set_fit(self.growNode(self.blocks[n].get_width(), self.blocks[n].get_height()))
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def findNode(self, rootN, w, h):
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if (rootN.used):
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node = self.findNode(rootN.get_right(), w, h)
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if (node != None):
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return node
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else:
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return self.findNode(rootN.get_down(), w, h)
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elif (w <= rootN.width and h <= rootN.height):
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return rootN
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else:
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return None
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def splitNode(self, node, w, h):
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node.used = True
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node.set_down(Fit(node.x, node.y + h, node.width, node.height - h))
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node.set_right(Fit(node.x + w, node.y, node.width - w, h))
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return node
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def growNode(self, w, h):
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canGrowDown = (w <= self.root.width)
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canGrowRight = (h <= self.root.height)
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shouldGrowRight = (canGrowRight and self.root.height >= self.root.width + w)
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shouldGrowDown = (canGrowDown and self.root.width >= self.root.height + h)
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if (shouldGrowRight):
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return self.growRight(w, h)
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elif (shouldGrowDown):
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return self.growDown(w, h)
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elif (canGrowRight):
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return self.growRight(w, h)
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elif (canGrowDown):
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return self.growDown(w, h)
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else:
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return None
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def growRight (self, w, h):
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rootN =self.root
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self.root = Fit(0, 0, rootN.width + w, rootN.height)
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self.root.used = True
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self.root.set_down(rootN)
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self.root.set_right (Fit(rootN.width, 0, w, rootN.height))
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node = self.findNode(self.root, w, h)
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if (node != None ):
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return self.splitNode(node, w, h)
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else:
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return None
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def growDown (self, w, h):
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rootN = self.root
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self.root = Fit(0, 0, rootN.width, rootN.height + h)
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self.root.used = True
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self.root.set_down( Fit(0, rootN.height, rootN.width, h))
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self.root.set_right (rootN)
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node = self.findNode(self.root, w, h)
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if (node != None):
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return self.splitNode(node, w, h)
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else:
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return None
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# create sprite
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def createSprite (dirName, adrSprite, cssClassName, urlDirImage):
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imgAdrArr = listdir(adrDir+"src/"+dirName)
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for i in range(len(imgAdrArr)):
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imgAdrArr[i] = adrDir +"src/"+dirName +"/" + imgAdrArr[i]
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gp = GrowingPacker(imgAdrArr)
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gp.fit()
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spriteFile = open(adrSprite,'a')
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img = Image.new("RGBA", (gp.root.width, gp.root.height), (0,0,0,0))
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strCSS = "." + cssClassName +"{\n\tbackground-image: url(" + urlDirImage + dirName + ".png);\n"
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strCSS += "\tbackground-repeat: no-repeat;\n\tdisplay: inline-block;\n}\n\n"
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spriteFile.write(strCSS)
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for i in range(len(gp.blocks)):
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img.paste(gp.blocks[i].get_image(), (gp.blocks[i].get_x(), gp.blocks[i].get_y()))
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strCSS = "." + cssClassName +"-"+ gp.blocks[i].get_nameImage() + " {\n"
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strCSS += "\tbackground-position: "+ str(-gp.blocks[i].get_x())+"px "+ str(-gp.blocks[i].get_y())+"px;\n"
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strCSS += "\twidth: "+ str(gp.blocks[i].get_width())+"px;\n\theight: "+ str(gp.blocks[i].get_height())+"px;\n}\n\n"
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spriteFile.write(strCSS)
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spriteFile.close()
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imgPath = adrDir + dirName +".png";
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img.save(imgPath,'PNG')
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print('created sprite', imgPath)
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print('created styles', adrSprite)
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#crreate all sprites
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for index_editor in range(len(pathEditors)):
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adrDir = PATH_WA + pathEditors[index_editor] + PATH_HELP
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print('start for', adrDir)
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spriteName = adrDir + NAME_CSS
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isCommon = (pathEditors[index_editor]=="common")
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if(isCommon):
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spriteName = adrDir + NAME_SMB_CSS
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if(path.exists(spriteName)):
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remove(spriteName)
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if(isCommon):
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createSprite(spriteSmbDirName, spriteName, cssClassSmbName, "../../../../../common/main/resources/help/images/")
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else:
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spriteFile = open(spriteName,'a')
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spriteFile.write('@import "../../../../../common/main/resources/help/images/symbols.css";\n\n')
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spriteFile.close()
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for index_spr in range(len(spriteDirNames)):
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createSprite(spriteDirNames[index_spr], spriteName, cssClassNames[index_spr],"../images/")
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print("done!\n")
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