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#! /usr/bin/env python
# -*- coding: utf-8 -*-
# Copyright 2013-2014 Paulo Henrique Silva <ph.silva@gmail.com>
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
# http://www.apache.org/licenses/LICENSE-2.0
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
from .render import GerberContext, INTERPOLATION_LINEAR, INTERPOLATION_ARC
import svgwrite
class Shape(object):
pass
class Circle(Shape):
def __init__(self, diameter=0.0):
self.diameter = diameter
def draw(self, ctx, x, y):
return ctx.dwg.line(start=(ctx.x*300, ctx.y*300), end=(x*300, y*300), stroke="rgb(184, 115, 51)",
stroke_width=2, stroke_linecap="round")
def flash(self, ctx, x, y):
return ctx.dwg.circle(center=(x*300, y*300), r=300*(self.diameter/2.0), fill="rgb(184, 115, 51)")
class Rect(Shape):
def __init__(self, size=(0, 0)):
self.size = size
def draw(self, ctx, x, y):
return ctx.dwg.line(start=(ctx.x*300, ctx.y*300), end=(x*300, y*300), stroke="rgb(184, 115, 51)",
stroke_width=2, stroke_linecap="butt")
def flash(self, ctx, x, y):
# Center the rectange on x,y
x -= (self.size[0] / 2.0)
y -= (self.size[0] / 2.0)
return ctx.dwg.rect(insert=(300*x, 300*y), size=(300*float(self.size[0]), 300*float(self.size[1])),
fill="rgb(184, 115, 51)")
class GerberSvgContext(GerberContext):
def __init__(self):
GerberContext.__init__(self)
self.apertures = {}
self.dwg = svgwrite.Drawing()
self.dwg.add(self.dwg.rect(insert=(0, 0), size=(2000, 2000), fill="black"))
def define_aperture(self, d, shape, modifiers):
aperture = None
if shape == "C":
aperture = Circle(diameter=float(modifiers[0][0]))
elif shape == "R":
aperture = Rect(size=modifiers[0][0:2])
self.apertures[d] = aperture
def stroke(self, x, y):
super(GerberSvgContext, self).stroke(x, y)
if self.interpolation == INTERPOLATION_LINEAR:
self.line(x, y)
elif self.interpolation == INTERPOLATION_ARC:
self.arc(x, y)
def line(self, x, y):
super(GerberSvgContext, self).line(x, y)
x, y = self.resolve(x, y)
ap = self.apertures.get(str(self.aperture), None)
if ap is None:
return
self.dwg.add(ap.draw(self, x, y))
self.move(x, y, resolve=False)
def arc(self, x, y):
super(GerberSvgContext, self).arc(x, y)
def flash(self, x, y):
super(GerberSvgContext, self).flash(x, y)
x, y = self.resolve(x, y)
ap = self.apertures.get(str(self.aperture), None)
if ap is None:
return
self.dwg.add(ap.flash(self, x, y))
self.move(x, y, resolve=False)
def drill(self, x, y, diameter):
hit = self.dwg.circle(center=(x*300, y*300), r=300*(diameter/2.0), fill="gray")
self.dwg.add(hit)
def dump(self,filename='teste.svg'):
self.dwg.saveas(filename)
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