X-Git-Url: http://git.tdb.fi/?a=blobdiff_plain;f=blender%2Fio_mspgl%2Fdatafile.py;h=18e57c4e88f7a841b4699cc53c8af06a4b413ff4;hb=HEAD;hp=09fb86c5210e2dcba3349aac31072414bc20ec3e;hpb=6ee541fd39de1e1368134cb8a98a14f2f5ddd767;p=libs%2Fgl.git

diff --git a/blender/io_mspgl/datafile.py b/blender/io_mspgl/datafile.py
index 09fb86c5..b9d0b3af 100644
--- a/blender/io_mspgl/datafile.py
+++ b/blender/io_mspgl/datafile.py
@@ -1,3 +1,5 @@
+import struct
+
 class Statement:
 	def __init__(self, keyword, *args):
 		self.keyword = keyword
@@ -12,8 +14,15 @@ class Statement:
 		for a in self.args:
 			if type(a)==float:
 				s += " {:#.6g}".format(a)
+			elif type(a)==bool:
+				if a:
+					s += " true"
+				else:
+					s += " false"
 			elif type(a)==str:
 				s += ' "{}"'.format(a)
+			elif type(a)==Resource or type(a)==RawData:
+				s += ' "{}"'.format(a.name)
 			else:
 				s += " {}".format(a)
 
@@ -27,9 +36,84 @@ class Statement:
 		else:
 			f.write(";\n")
 
+
 class Token:
 	def __init__(self, text):
 		self.text = text
 
 	def __str__(self):
 		return self.text
+
+
+class RawData:
+	def __init__(self, name, data):
+		self.name = name
+		self.data = data
+
+	def collect_references(self):
+		return []
+
+	def write_to_file(self, fn):
+		with open(fn, "wb") as out_file:
+			out_file.write(b"MDR\x01")
+			out_file.write(struct.pack(">QH", len(self.data), 0))
+			out_file.write(self.data)
+
+
+class Resource:
+	def __init__(self, name, keyword):
+		self.name = name
+		self.keyword = keyword
+		self.statements = []
+		self.references = []
+
+	def create_reference_statement(self, keyword, *args):
+		if len(args)<1:
+			raise TypeError("create_reference_statement expected at least 2 arguments, got {}".format(1+len(args)))
+
+		resources = []
+		for a in args:
+			if type(a)==Resource or type(a)==RawData:
+				resources.append(a)
+
+		if not resources:
+			raise TypeError("create_reference_statement expected a Resource or RawData argument, found none")
+
+		self.references += [r for r in resources if r not in self.references]
+		return Statement(keyword, *args)
+
+	def create_embed_statement(self, keyword, *args):
+		if len(args)<1:
+			raise TypeError("create_embed_statement expected at least 2 arguments, got {}".format(1+len(args)))
+		res = args[-1]
+		if type(res)!=Resource:
+			raise TypeError("create_embed_statement expected a Resource as last argument, got {}".format(type(args[-1]).__name__))
+
+		self.references += [r for r in res.references if r not in self.references]
+		st = Statement(keyword, *args[:-1])
+		st.sub = res.statements
+		return st
+
+	def collect_references(self):
+		refs = []
+		for r in self.references:
+			refs += [e for e in r.collect_references() if e not in refs]
+		refs += [e for e in self.references if e not in refs]
+		return refs
+
+	def write_to_file(self, fn):
+		with open(fn, "w") as out_file:
+			for s in self.statements:
+				s.write_to_file(out_file)
+
+	def write_collection(self, fn, *, exclude_self=False, filter=None):
+		items = self.collect_references()
+		if not exclude_self:
+			items.append(self)
+		with open(fn, "w") as out_file:
+			for i in items:
+				if filter and not filter(i):
+					continue
+				st = Statement(i.keyword, i.name)
+				st.sub = i.statements
+				st.write_to_file(out_file)