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boxespy
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Draw lines instead of creating svg for the teeth

This commit is contained in:
Florian Festi 2016-07-09 16:22:45 +02:00
parent 56bd463b94
commit 3af1a11fbc
1 changed files with 17 additions and 8 deletions
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25
boxes/gears.py
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@ -366,7 +366,7 @@ class OptionParser(argparse.ArgumentParser):
self.add_argument(*names, **kw) self.add_argument(*names, **kw)
class Gears(): class Gears():
def __init__(self, **kw): def __init__(self, boxes, **kw):
# an alternate way to get debug info: # an alternate way to get debug info:
# could use inkex.debug(string) instead... # could use inkex.debug(string) instead...
try: try:
@ -375,6 +375,7 @@ class Gears():
self.tty = open(devnull, 'w') # '/dev/null' for POSIX, 'nul' for Windows. self.tty = open(devnull, 'w') # '/dev/null' for POSIX, 'nul' for Windows.
# print >>self.tty, "gears-dev " + __version__ # print >>self.tty, "gears-dev " + __version__
self.boxes = boxes
self.OptionParser = OptionParser() self.OptionParser = OptionParser()
self.OptionParser.add_option("-t", "--teeth", self.OptionParser.add_option("-t", "--teeth",
action="store", type="int", action="store", type="int",
@ -492,6 +493,13 @@ class Gears():
dest="undercut_alert", default=False, dest="undercut_alert", default=False,
help="Let the user confirm a warning dialog if undercut occurs. This dialog also shows helpful hints against undercut") help="Let the user confirm a warning dialog if undercut occurs. This dialog also shows helpful hints against undercut")
def drawPoints(self, lines):
self.boxes.ctx.save()
self.boxes.ctx.move_to(*lines[0])
for x, y in lines[1:]:
self.boxes.ctx.line_to(x, y)
self.boxes.ctx.line_to(*lines[0])
self.boxes.ctx.restore()
def add_text(self, node, text, position, text_height=12): def add_text(self, node, text, position, text_height=12):
""" Create and insert a single line of text into the svg under node. """ Create and insert a single line of text into the svg under node.
@ -540,11 +548,11 @@ class Gears():
# unit. # unit.
# The internal inkscape unit is always px, # The internal inkscape unit is always px,
# it is independent of the doc_units! # it is independent of the doc_units!
return circular_pitch / uutounit(self, 1.0, 'in') return circular_pitch # XXX / uutounit(self, 1.0, 'in')
def effect(self, **kw): def __call__(self, **kw):
""" Calculate Gear factors from inputs. """ Calculate Gear factors from inputs.
- Make list of radii, angles, and centers for each tooth and - Make list of radii, angles, and centers for each tooth and
iterate through them iterate through them
@ -558,7 +566,7 @@ class Gears():
# #
warnings = [] # list of extra messages to be shown in annotations warnings = [] # list of extra messages to be shown in annotations
# calculate unit factor for units defined in dialog. # calculate unit factor for units defined in dialog.
unit_factor = self.calc_unit_factor() unit_factor = 1 # XXX self.calc_unit_factor()
# User defined options # User defined options
teeth = self.options.teeth teeth = self.options.teeth
# Angle of tangent to tooth at circular pitch wrt radial line. # Angle of tangent to tooth at circular pitch wrt radial line.
@ -609,7 +617,7 @@ class Gears():
if self.options.undercut_alert: if self.options.undercut_alert:
inkex.debug(msg) inkex.debug(msg)
else: else:
print >>self.tty, msg print(msg)
# All base calcs done. Start building gear # All base calcs done. Start building gear
points = generate_spur_points(teeth, base_radius, pitch_radius, outer_radius, root_radius, accuracy_involute, accuracy_circular) points = generate_spur_points(teeth, base_radius, pitch_radius, outer_radius, root_radius, accuracy_involute, accuracy_circular)
@ -651,9 +659,10 @@ class Gears():
## ##
## points.extend( p_tmp ) ## points.extend( p_tmp )
path = points_to_svgd( points ) self.drawPoints(points)
return
bbox_center = points_to_bbox_center( points ) bbox_center = points_to_bbox_center( points )
path = ""
# Spokes (add to current path) # Spokes (add to current path)
if not self.options.internal_ring: # only draw internals if spur gear if not self.options.internal_ring: # only draw internals if spur gear
spokes_path, msg = generate_spokes_path(root_radius, spoke_width, spoke_count, mount_radius, mount_hole, spokes_path, msg = generate_spokes_path(root_radius, spoke_width, spoke_count, mount_radius, mount_hole,
@ -681,7 +690,7 @@ class Gears():
# Embed gear in group to make animation easier: # Embed gear in group to make animation easier:
# Translate group, Rotate path. # Translate group, Rotate path.
t = 'translate(' + str( self.view_center[0] ) + ',' + str( self.view_center[1] ) + ')' t = "" # XXX 'translate(' + str( self.view_center[0] ) + ',' + str( self.view_center[1] ) + ')'
g_attribs = { inkex.addNS('label','inkscape'):'Gear' + str( teeth ), g_attribs = { inkex.addNS('label','inkscape'):'Gear' + str( teeth ),
inkex.addNS('transform-center-x','inkscape'): str(-bbox_center[0]), inkex.addNS('transform-center-x','inkscape'): str(-bbox_center[0]),
inkex.addNS('transform-center-y','inkscape'): str(-bbox_center[1]), inkex.addNS('transform-center-y','inkscape'): str(-bbox_center[1]),