From 965d3ce23b92f8aff1063debd6d3364de15791fe Mon Sep 17 00:00:00 2001 From: Garret Fick Date: Sun, 24 Jul 2016 22:08:31 +0800 Subject: Add more tests for rendering to PNG. Start adding tests for rendering to Gerber format. Changed definition of no hole to use None instead of 0 so we can differentiate when writing to Gerber format. Makde polygon use hole diameter instead of hole radius to match other primitives --- gerber/render/rs274x_backend.py | 19 ++++++++++++++++++- 1 file changed, 18 insertions(+), 1 deletion(-) (limited to 'gerber/render') diff --git a/gerber/render/rs274x_backend.py b/gerber/render/rs274x_backend.py index 15e9154..5ab74f0 100644 --- a/gerber/render/rs274x_backend.py +++ b/gerber/render/rs274x_backend.py @@ -1,9 +1,17 @@ +"""Renders an in-memory Gerber file to statements which can be written to a string +""" +from copy import deepcopy +try: + from cStringIO import StringIO +except(ImportError): + from io import StringIO + from .render import GerberContext from ..am_statements import * from ..gerber_statements import * from ..primitives import AMGroup, Arc, Circle, Line, Obround, Outline, Polygon, Rectangle -from copy import deepcopy + class AMGroupContext(object): '''A special renderer to generate aperature macros from an AMGroup''' @@ -467,4 +475,13 @@ class Rs274xContext(GerberContext): def _render_inverted_layer(self): pass + + def dump(self): + """Write the rendered file to a StringIO steam""" + statements = map(lambda stmt: stmt.to_gerber(self.settings), self.statements) + stream = StringIO() + for statement in statements: + stream.write(statement + '\n') + + return stream \ No newline at end of file -- cgit