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			53 lines
		
	
	
	
		
			1.3 KiB
		
	
	
	
		
			Python
		
	
	
	
	
	
		
		
			
		
	
	
			53 lines
		
	
	
	
		
			1.3 KiB
		
	
	
	
		
			Python
		
	
	
	
	
	
|   | # HVSplit contains generic code for HSplit and VSplit. | ||
|  | # HSplit and VSplit are specializations to either dimension. | ||
|  | 
 | ||
|  | from Split import Split | ||
|  | 
 | ||
|  | class HVSplit() = Split(): | ||
|  | 	# | ||
|  | 	def create(self, (parent, hv)): | ||
|  | 		# hv is 0 or 1 for HSplit or VSplit | ||
|  | 		self = Split.create(self, parent) | ||
|  | 		self.hv = hv | ||
|  | 		return self | ||
|  | 	# | ||
|  | 	def minsize(self, m): | ||
|  | 		hv, vh = self.hv, 1 - self.hv | ||
|  | 		size = [0, 0] | ||
|  | 		for c in self.children: | ||
|  | 			csize = c.minsize(m) | ||
|  | 			if csize[vh] > size[vh]: size[vh] = csize[vh] | ||
|  | 			size[hv] = size[hv] + csize[hv] | ||
|  | 		return size[0], size[1] | ||
|  | 	# | ||
|  | 	def getbounds(self): | ||
|  | 		return self.bounds | ||
|  | 	# | ||
|  | 	def setbounds(self, bounds): | ||
|  | 		self.bounds = bounds | ||
|  | 		hv, vh = self.hv, 1 - self.hv | ||
|  | 		mf = self.parent.beginmeasuring | ||
|  | 		size = self.minsize(mf()) | ||
|  | 		# XXX not yet used!  Later for stretching | ||
|  | 		maxsize_hv = bounds[1][hv] - bounds[0][hv] | ||
|  | 		origin = [self.bounds[0][0], self.bounds[0][1]] | ||
|  | 		for c in self.children: | ||
|  | 			size = c.minsize(mf()) | ||
|  | 			corner = [0, 0] | ||
|  | 			corner[vh] = bounds[1][vh] | ||
|  | 			corner[hv] = origin[hv] + size[hv] | ||
|  | 			c.setbounds((origin[0], origin[1]), \ | ||
|  | 					(corner[0], corner[1])) | ||
|  | 			origin[hv] = corner[hv] | ||
|  | 			# XXX stretch | ||
|  | 			# XXX too-small | ||
|  | 	# | ||
|  | 
 | ||
|  | class HSplit() = HVSplit(): | ||
|  | 	def create(self, parent): | ||
|  | 		return HVSplit.create(self, (parent, 0)) | ||
|  | 
 | ||
|  | class VSplit() = HVSplit(): | ||
|  | 	def create(self, parent): | ||
|  | 		return HVSplit.create(self, (parent, 1)) |