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#!/usr/bin/env python
# Script that compiles a set of resources into a single C++ source file. The C++ file
# offers an initResources() function, which registers the resources with the resource
# manager (class ResourceMgr)
#
# Copyright (C) 1997-2015 by Dimitri van Heesch.
#
# Permission to use, copy, modify, and distribute this software and its
# documentation under the terms of the GNU General Public License is hereby
# granted. No representations are made about the suitability of this software
# for any purpose. It is provided "as is" without express or implied warranty.
# See the GNU General Public License for more details.
#
# Documents produced by Doxygen are derivative works derived from the
# input used in their production; they are not affected by this license.
#
from __future__ import print_function
from os import listdir, stat, walk
from os.path import isfile, join, splitext
import sys
class File(object):
def __init__(self,directory,subdir,fileName,mode):
self.directory = directory
self.subdir = subdir
self.fileName = fileName
filePath = join(directory,subdir,fileName)
self.fileSize = stat(filePath).st_size
self.bareName = fileName.replace('.','_')
self.inputFile = open(filePath,mode)
def formatByte(self,byte):
if isinstance(byte,int):
return "%02x" % byte
else:
return format(ord(byte),'02x')
def writeBytes(self,data,outputFile):
bytes_per_line=16
print("static const unsigned char %s_data[] = " % self.bareName,file=outputFile)
print("{",file=outputFile)
lines = [data[x:x+bytes_per_line] for x in range(0,len(data),bytes_per_line)]
linesAsString = ',\n '.join([', '.join(['0x'+self.formatByte(byte) for byte in line]) for line in lines])
print(' %s' % linesAsString,file=outputFile)
print("};",file=outputFile)
print("const int %s_len = %d;\n" % (self.bareName,len(data)),file=outputFile)
def convertToBytes(self,outputFile):
lines = [x for x in self.inputFile.readlines() if not x.startswith('#')]
w,h = (int(x) for x in lines[0].split())
data = "".join(map(chr,[int(w>>8),int(w&0xFF),int(h>>8),int(h&0xFF)]+
[int(x) for line in lines[1:] for x in line.split()]))
self.writeBytes(data,outputFile)
@staticmethod
def factory(directory,subdir,fname):
ext = splitext(fname)[1]
if ext=='.lum': return LumFile(directory,subdir,fname)
if ext=='.luma': return LumaFile(directory,subdir,fname)
if ext=='.css': return CSSFile(directory,subdir,fname)
if ext=='.svg': return SVGFile(directory,subdir,fname)
return VerbatimFile(directory,subdir,fname)
class VerbatimFile(File):
def __init__(self,directory,subdir,fileName):
File.__init__(self,directory,subdir,fileName,"rb")
def writeContents(self,outputFile):
self.writeBytes(self.inputFile.read(),outputFile)
def writeDirEntry(self,outputFile):
print(" { \"%s\", \"%s\", %s_data, %s_len, Resource::Verbatim }," % (self.subdir,self.fileName,self.bareName,self.bareName), file=outputFile)
class CSSFile(File):
def __init__(self,directory,subdir,fileName):
File.__init__(self,directory,subdir,fileName,"r")
def writeContents(self,outputFile):
self.writeBytes(self.inputFile.read(),outputFile)
def writeDirEntry(self,outputFile):
print(" { \"%s\", \"%s\", %s_data, %s_len, Resource::CSS }," % (self.subdir,self.fileName,self.bareName,self.bareName), file=outputFile)
class SVGFile(File):
def __init__(self,directory,subdir,fileName):
File.__init__(self,directory,subdir,fileName,"r")
def writeContents(self,outputFile):
self.writeBytes(self.inputFile.read(),outputFile)
def writeDirEntry(self,outputFile):
print(" { \"%s\", \"%s\", %s_data, %s_len, Resource::SVG }," % (self.subdir,self.fileName,self.bareName,self.bareName), file=outputFile)
class LumFile(File):
def __init__(self,directory,subdir,fileName):
File.__init__(self,directory,subdir,fileName,"r")
def writeContents(self,outputFile):
self.convertToBytes(outputFile)
def writeDirEntry(self,outputFile):
print(" { \"%s\", \"%s\", %s_data, %s_len, Resource::Luminance }," % (self.subdir,self.fileName,self.bareName,self.bareName), file=outputFile)
class LumaFile(File):
def __init__(self,directory,subdir,fileName):
File.__init__(self,directory,subdir,fileName,"r")
def writeContents(self,outputFile):
self.convertToBytes(outputFile)
def writeDirEntry(self,outputFile):
print(" { \"%s\", \"%s\", %s_data, %s_len, Resource::LumAlpha }," % (self.subdir,self.fileName,self.bareName,self.bareName), file=outputFile)
def main():
if len(sys.argv)<3:
sys.exit('Usage: %s directory output_file.cpp' % sys.argv[0])
directory = sys.argv[1]
files = []
for dirName, subdirList, fileList in walk(directory):
for fname in fileList:
subdir = dirName[len(directory)+1:] if dirName.startswith(directory) else dirName
if subdir:
files.append(File.factory(directory,subdir,fname))
files.sort(key=lambda f: f.subdir + "/" + f.fileName)
outputFile = open(sys.argv[2],"w")
print("#include \"resourcemgr.h\"\n",file=outputFile)
for f in files:
f.writeContents(outputFile)
print("void initResources() { ResourceMgr::instance().registerResources({",file=outputFile)
for f in files:
f.writeDirEntry(outputFile)
print("});}",file=outputFile)
if __name__ == '__main__':
main()
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