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#
# @file addRenderInformation.py
# @brief Adds render information to the given SBML file
# @author Frank Bergmann
#
# This file is part of libSBML. Please visit http:#sbml.org for more
# information about SBML, and the latest version of libSBML.
#
import sys
import os.path
from libsbml import *
def addRenderInformation(rPlugin):
if (rPlugin == None):
print("could not add render information!");
sys.exit(4);
rInfo = rPlugin.createLocalRenderInformation();
rInfo.setId("info");
rInfo.setName("Example Render Information");
rInfo.setProgramName("RenderInformation Examples");
rInfo.setProgramVersion("1.0");
# add some colors
color = rInfo.createColorDefinition();
color.setId("black");
color.setColorValue("#000000");
color = rInfo.createColorDefinition();
color.setId("silver");
color.setColorValue("#c0c0c0");
color = rInfo.createColorDefinition();
color.setId("white");
color.setColorValue("#FFFFFF");
# add a linear gradient from black to white to silver
gradient = rInfo.createLinearGradientDefinition();
gradient.setId("simpleGradient");
gradient.setPoint1(RelAbsVector(), RelAbsVector());
gradient.setPoint2(RelAbsVector(0, 100), RelAbsVector(0, 100));
stop = gradient.createGradientStop();
stop.setOffset(RelAbsVector());
stop.setStopColor("white");
stop = gradient.createGradientStop();
stop.setOffset(RelAbsVector(0, 100));
stop.setStopColor("silver");
# add a species style that represents them as ellipses with the gradient above
style = rInfo.createStyle("ellipseStyle");
style.getGroup().setFillColor("simpleGradient");
style.getGroup().setStroke("black");
style.getGroup().setStrokeWidth(2.0);
style.addType("SPECIESGLYPH");
ellipse = style.getGroup().createEllipse();
ellipse.setCenter2D(RelAbsVector(0, 50), RelAbsVector(0, 50));
ellipse.setRadii(RelAbsVector(0, 50), RelAbsVector(0, 50));
def main (args):
"""
Usage: addRenderInformation <input file> <output file>
Adds a render information object to the input file.
"""
if (len(args) != 3):
print(main.__doc__)
return 1
inputFile = args[1];
outputFile = args[2];
doc = readSBMLFromFile(inputFile);
numErrors = doc.getNumErrors();
if (numErrors > 0):
print("Encountered errors while reading the file. ");
print("Please correct the following errors and try again.");
doc.printErrors();
return 2;
model = doc.getModel();
plugin = model.getPlugin("layout");
if (plugin == None or plugin.getNumLayouts() == 0):
print("The loaded model contains no layout information, please add these first.");
return 3;
lolPlugin = plugin.getListOfLayouts().getPlugin("render");
if (lolPlugin != None and lolPlugin.getNumGlobalRenderInformationObjects() > 0):
print("The loaded model contains global Render information. ");
# add render information to the first layout
layout = plugin.getLayout(0);
rPlugin = layout.getPlugin("render");
if (rPlugin != None and rPlugin.getNumLocalRenderInformationObjects() > 0):
print("The loaded model contains local Render information. ");
else:
uri = RenderExtension.getXmlnsL2() if doc.getLevel() == 2 else RenderExtension.getXmlnsL3V1V1();
# enable render package
doc.enablePackage(uri, "render", True);
doc.setPackageRequired("render", False);
rPlugin = layout.getPlugin("render");
addRenderInformation(rPlugin);
writeSBMLToFile(doc, outputFile);
return 0;
if __name__ == '__main__':
main(sys.argv)
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