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Diffstat (limited to 'io_import_dxf/dxfgrabber/dxf13.py')
| -rwxr-xr-x | io_import_dxf/dxfgrabber/dxf13.py | 546 |
1 files changed, 0 insertions, 546 deletions
diff --git a/io_import_dxf/dxfgrabber/dxf13.py b/io_import_dxf/dxfgrabber/dxf13.py deleted file mode 100755 index d88ada42..00000000 --- a/io_import_dxf/dxfgrabber/dxf13.py +++ /dev/null @@ -1,546 +0,0 @@ -# Purpose: DXF13 tag wrapper -# Created: 21.07.2012, taken from my ezdxf project -# Copyright (C) 2012, Manfred Moitzi -# License: MIT License -from __future__ import unicode_literals -__author__ = "mozman <mozman@gmx.at>" - - -from . import dxf12 -from .dxfentity import DXFEntity -from .dxfattr import DXFAttr, DXFAttributes, DefSubclass -from . import const -from .const import XTYPE_2D, XTYPE_3D, XTYPE_2D_3D -from .tags import Tags -from .decode import decode - -none_subclass = DefSubclass(None, { - 'handle': DXFAttr(5), - 'block_record': DXFAttr(330), # Soft-pointer ID/handle to owner BLOCK_RECORD object -}) - -entity_subclass = DefSubclass('AcDbEntity', { - 'paperspace': DXFAttr(67), # 0 .. modelspace, 1 .. paperspace, default is 0 - 'layer': DXFAttr(8), # layername as string, default is '0' - 'linetype': DXFAttr(6), # linetype as string, special names BYLAYER/BYBLOCK, default is BYLAYER - 'ltscale': DXFAttr(48), # linetype scale, default is 1.0 - 'invisible': DXFAttr(60), # invisible .. 1, visible .. 0, default is 0 - 'color': DXFAttr(62), # dxf color index, 0 .. BYBLOCK, 256 .. BYLAYER, default is 256 - 'true_color': DXFAttr(420), # true color as 0x00RRGGBB 24-bit value (since AC1018) - 'transparency': DXFAttr(440), # transparency value 0x020000TT (since AC1018) 0 = fully transparent / 255 = opaque - 'shadow_mode': DXFAttr(284), # shadow_mode (since AC1021) - # 0 = Casts and receives shadows - # 1 = Casts shadows - # 2 = Receives shadows - # 3 = Ignores shadows -}) - -line_subclass = DefSubclass('AcDbLine', { - 'start': DXFAttr(10, XTYPE_2D_3D), - 'end': DXFAttr(11, XTYPE_2D_3D), - 'thickness': DXFAttr(39), - 'extrusion': DXFAttr(210, XTYPE_3D), -}) - - -class Line(dxf12.Line): - DXFATTRIBS = DXFAttributes(none_subclass, entity_subclass, line_subclass) - -point_subclass = DefSubclass('AcDbPoint', { - 'point': DXFAttr(10, XTYPE_2D_3D), - 'thickness': DXFAttr(39), - 'extrusion': DXFAttr(210, XTYPE_3D), -}) - - -class Point(dxf12.Point): - DXFATTRIBS = DXFAttributes(none_subclass, entity_subclass, point_subclass) - - -circle_subclass = DefSubclass('AcDbCircle', { - 'center': DXFAttr(10, XTYPE_2D_3D), - 'radius': DXFAttr(40), - 'thickness': DXFAttr(39), - 'extrusion': DXFAttr(210, XTYPE_3D), -}) - - -class Circle(dxf12.Circle): - DXFATTRIBS = DXFAttributes(none_subclass, entity_subclass, circle_subclass) - -arc_subclass = DefSubclass('AcDbArc', { - 'startangle': DXFAttr(50), - 'endangle': DXFAttr(51), -}) - - -class Arc(dxf12.Arc): - DXFATTRIBS = DXFAttributes(none_subclass, entity_subclass, circle_subclass, arc_subclass) - - -trace_subclass = DefSubclass('AcDbTrace', { - 'vtx0': DXFAttr(10, XTYPE_2D_3D), - 'vtx1': DXFAttr(11, XTYPE_2D_3D), - 'vtx2': DXFAttr(12, XTYPE_2D_3D), - 'vtx3': DXFAttr(13, XTYPE_2D_3D), - 'thickness': DXFAttr(39), - 'extrusion': DXFAttr(210, XTYPE_3D), -}) - - -class Trace(dxf12.Trace): - DXFATTRIBS = DXFAttributes(none_subclass, entity_subclass, trace_subclass) - - -Solid = Trace - - -face_subclass = DefSubclass('AcDbFace', { - 'vtx0': DXFAttr(10, XTYPE_2D_3D), - 'vtx1': DXFAttr(11, XTYPE_2D_3D), - 'vtx2': DXFAttr(12, XTYPE_2D_3D), - 'vtx3': DXFAttr(13, XTYPE_2D_3D), - 'invisible_edge': DXFAttr(70), -}) - - -class Face(dxf12.Face): - DXFATTRIBS = DXFAttributes(none_subclass, entity_subclass, face_subclass) - - -text_subclass = ( - DefSubclass('AcDbText', { - 'insert': DXFAttr(10, XTYPE_2D_3D), - 'height': DXFAttr(40), - 'text': DXFAttr(1), - 'rotation': DXFAttr(50), # in degrees (circle = 360deg) - 'oblique': DXFAttr(51), # in degrees, vertical = 0deg - 'style': DXFAttr(7), # text style - 'width': DXFAttr(41), # width FACTOR! - 'textgenerationflag': DXFAttr(71), # 2 = backward (mirr-x), 4 = upside down (mirr-y) - 'halign': DXFAttr(72), # horizontal justification - 'alignpoint': DXFAttr(11, XTYPE_2D_3D), - 'thickness': DXFAttr(39), - 'extrusion': DXFAttr(210, XTYPE_3D), - }), - DefSubclass('AcDbText', {'valign': DXFAttr(73)})) - - -class Text(dxf12.Text): - DXFATTRIBS = DXFAttributes(none_subclass, entity_subclass, *text_subclass) - -polyline_subclass = DefSubclass('AcDb2dPolyline', { - 'elevation': DXFAttr(10, XTYPE_3D), - 'flags': DXFAttr(70), - 'defaultstartwidth': DXFAttr(40), - 'defaultendwidth': DXFAttr(41), - 'mcount': DXFAttr(71), - 'ncount': DXFAttr(72), - 'msmoothdensity': DXFAttr(73), - 'nsmoothdensity': DXFAttr(74), - 'smoothtype': DXFAttr(75), - 'thickness': DXFAttr(39), - 'extrusion': DXFAttr(210, XTYPE_3D), -}) - - -class Polyline(dxf12.Polyline): - DXFATTRIBS = DXFAttributes(none_subclass, entity_subclass, polyline_subclass) - - -vertex_subclass = ( - DefSubclass('AcDbVertex', {}), # subclasses[2] - DefSubclass('AcDb2dVertex', { # subclasses[3] - 'location': DXFAttr(10, XTYPE_2D_3D), - 'startwidth': DXFAttr(40), - 'endwidth': DXFAttr(41), - 'bulge': DXFAttr(42), - 'flags': DXFAttr(70), - 'tangent': DXFAttr(50), - 'vtx0': DXFAttr(71), - 'vtx1': DXFAttr(72), - 'vtx2': DXFAttr(73), - 'vtx3': DXFAttr(74), - }) -) - -EMPTY_SUBCLASS = Tags() - - -class Vertex(dxf12.Vertex): - VTX3D = const.VTX_3D_POLYFACE_MESH_VERTEX | const.VTX_3D_POLYGON_MESH_VERTEX | const.VTX_3D_POLYLINE_VERTEX - DXFATTRIBS = DXFAttributes(none_subclass, entity_subclass, *vertex_subclass) - - def post_read_correction(self): - if self.tags.subclasses[2][0].value != 'AcDbVertex': - self.tags.subclasses.insert(2, EMPTY_SUBCLASS) # create empty AcDbVertex subclass - - -class SeqEnd(dxf12.SeqEnd): - DXFATTRIBS = DXFAttributes(none_subclass, entity_subclass) - -lwpolyline_subclass = DefSubclass('AcDbPolyline', { - 'elevation': DXFAttr(38), - 'thickness': DXFAttr(39), - 'flags': DXFAttr(70), - 'const_width': DXFAttr(43), - 'count': DXFAttr(90), - 'extrusion': DXFAttr(210, XTYPE_3D), -}) - - -LWPOINTCODES = (10, 20, 40, 41, 42) - - -class LWPolyline(DXFEntity): - DXFATTRIBS = DXFAttributes(none_subclass, entity_subclass, lwpolyline_subclass) - - def __iter__(self): - subclass = self.tags.subclasses[2] # subclass AcDbPolyline - - def get_vertex(): - point.append(attribs.get(40, 0)) - point.append(attribs.get(41, 0)) - point.append(attribs.get(42, 0)) - return tuple(point) - - point = None - attribs = {} - for tag in subclass: - if tag.code in LWPOINTCODES: - if tag.code == 10: - if point is not None: - yield get_vertex() - point = list(tag.value) - attribs = {} - else: - attribs[tag.code] = tag.value - if point is not None: - yield get_vertex() # last point - - def data(self): - full_points = list(self) - points = [] - width = [] - bulge = [] - for point in full_points: - x = 2 if len(point) == 5 else 3 - points.append(point[:x]) - width.append((point[-3], point[-2])) - bulge.append(point[-1]) - return points, width, bulge - - @property - def flags(self): - return self.get_dxf_attrib('flags', 0) - - def is_closed(self): - return bool(self.flags & const.LWPOLYLINE_CLOSED) - - -insert_subclass = DefSubclass('AcDbBlockReference', { - 'attribsfollow': DXFAttr(66), - 'name': DXFAttr(2), - 'insert': DXFAttr(10, XTYPE_2D_3D), - 'xscale': DXFAttr(41), - 'yscale': DXFAttr(42), - 'zscale': DXFAttr(43), - 'rotation': DXFAttr(50), - 'colcount': DXFAttr(70), - 'rowcount': DXFAttr(71), - 'colspacing': DXFAttr(44), - 'rowspacing': DXFAttr(45), - 'extrusion': DXFAttr(210, XTYPE_3D), -}) - - -class Insert(dxf12.Insert): - DXFATTRIBS = DXFAttributes(none_subclass, entity_subclass, insert_subclass) - - -attrib_subclass = ( - DefSubclass('AcDbText', { - 'insert': DXFAttr(10, XTYPE_2D_3D), - 'thickness': DXFAttr(39), - 'height': DXFAttr(40), - 'text': DXFAttr(1), - 'style': DXFAttr(7), # DXF-specs: 'AcDbAttribute'; AutoCAD: 'AcDbText' - }), - DefSubclass('AcDbAttribute', { - 'tag': DXFAttr(2), - 'flags': DXFAttr(70), - 'fieldlength': DXFAttr(73), - 'rotation': DXFAttr(50), - 'width': DXFAttr(41), - 'oblique': DXFAttr(51), - 'textgenerationflag': DXFAttr(71), - 'halign': DXFAttr(72), - 'valign': DXFAttr(74), - 'alignpoint': DXFAttr(11, XTYPE_2D_3D), - 'extrusion': DXFAttr(210, XTYPE_3D), - }) -) - - -class Attrib(dxf12.Attrib): - DXFATTRIBS = DXFAttributes(none_subclass, entity_subclass, *attrib_subclass) - - -attdef_subclass = ( - DefSubclass('AcDbText', { - 'insert': DXFAttr(10, XTYPE_2D_3D), - 'thickness': DXFAttr(39), - 'height': DXFAttr(40), - 'text': DXFAttr(1), - 'rotation': DXFAttr(50), - 'width': DXFAttr(41), - 'oblique': DXFAttr(51), - 'style': DXFAttr(7), - 'textgenerationflag': DXFAttr(71), - 'halign': DXFAttr(72), - 'alignpoint': DXFAttr(11), - 'extrusion': DXFAttr(210), - }), - DefSubclass('AcDbAttributeDefinition', { - 'prompt': DXFAttr(3), - 'tag': DXFAttr(2), - 'flags': DXFAttr(70), - 'fieldlength': DXFAttr(73), - 'valign': DXFAttr(74), - })) - - -class Attdef(dxf12.Attrib): - DXFATTRIBS = DXFAttributes(none_subclass, entity_subclass, *attdef_subclass) - - -ellipse_subclass = DefSubclass('AcDbEllipse', { - 'center': DXFAttr(10, XTYPE_2D_3D), - 'majoraxis': DXFAttr(11, XTYPE_2D_3D), # relative to the center - 'extrusion': DXFAttr(210, XTYPE_3D), - 'ratio': DXFAttr(40), - 'startparam': DXFAttr(41), # this value is 0.0 for a full ellipse - 'endparam': DXFAttr(42), # this value is 2*pi for a full ellipse -}) - - -class Ellipse(DXFEntity): - DXFATTRIBS = DXFAttributes(none_subclass, entity_subclass, ellipse_subclass) - - -ray_subclass = DefSubclass('AcDbRay', { - 'start': DXFAttr(10, XTYPE_3D), - 'unitvector': DXFAttr(11, XTYPE_3D), -}) - - -class Ray(DXFEntity): - DXFATTRIBS = DXFAttributes(none_subclass, entity_subclass, ray_subclass) - - -xline_subclass = DefSubclass('AcDbXline', { - 'start': DXFAttr(10, XTYPE_3D), - 'unitvector': DXFAttr(11, XTYPE_3D), -}) - - -class XLine(DXFEntity): - DXFATTRIBS = DXFAttributes(none_subclass, entity_subclass, xline_subclass) - - -spline_subclass = DefSubclass('AcDbSpline', { - 'normalvector': DXFAttr(210, XTYPE_3D), # omitted if spline is not planar - 'flags': DXFAttr(70), - 'degree': DXFAttr(71), - 'nknots': DXFAttr(72), - 'ncontrolpoints': DXFAttr(73), - 'nfitcounts': DXFAttr(74), - 'knot_tolerance': DXFAttr(42), # default 0.0000001 - 'controlpoint_tolerance': DXFAttr(43), # default 0.0000001 - 'fit_tolerance': DXFAttr(44), # default 0.0000000001 - 'starttangent': DXFAttr(12, XTYPE_3D), # optional - 'endtangent': DXFAttr(13, XTYPE_3D), # optional -}) - - -class Spline(DXFEntity): - DXFATTRIBS = DXFAttributes(none_subclass, entity_subclass, spline_subclass) - - def knots(self): - # groupcode 40, multiple values: nknots - subclass = self.tags.subclasses[2] # subclass AcDbSpline - return (tag.value for tag in subclass if tag.code == 40) - - def weights(self): - # groupcode 41, multiple values - subclass = self.tags.subclasses[2] # subclass AcDbSpline - return (tag.value for tag in subclass if tag.code == 41) - - def controlpoints(self): - # groupcode 10,20,30, multiple values: ncontrolpoints - return self._get_points(10) - - def fitpoints(self): - # groupcode 11,21,31, multiple values: nfitpoints - return self._get_points(11) - - def _get_points(self, code): - return (tag.value for tag in self.tags.subclasses[2] if tag.code == code) - - -helix_subclass = DefSubclass('AcDbHelix', { - 'helix_major_version': DXFAttr(90), - 'helix_maintainance_version': DXFAttr(91), - 'axis_base_point': DXFAttr(10, XTYPE_3D), - 'start_point': DXFAttr(11, XTYPE_3D), - 'axis_vector': DXFAttr(12, XTYPE_3D), - 'radius': DXFAttr(40), - 'turns': DXFAttr(41), - 'turn_height': DXFAttr(42), - 'handedness': DXFAttr(290), # 0 = left, 1 = right - 'constrain': DXFAttr(280), # 0 = Constrain turn height; 1 = Constrain turns; 2 = Constrain height -}) - - -class Helix(Spline): - DXFATTRIBS = DXFAttributes(none_subclass, entity_subclass, spline_subclass, helix_subclass) - -mtext_subclass = DefSubclass('AcDbMText', { - 'insert': DXFAttr(10, XTYPE_3D), - 'height': DXFAttr(40), - 'reference_rectangle_width': DXFAttr(41), - 'horizontal_width': DXFAttr(42), - 'vertical_height': DXFAttr(43), - 'attachmentpoint': DXFAttr(71), - 'text': DXFAttr(1), # also group code 3, if more than 255 chars - 'style': DXFAttr(7), # text style - 'extrusion': DXFAttr(210, XTYPE_3D), - 'xdirection': DXFAttr(11, XTYPE_3D), - 'rotation': DXFAttr(50), # xdirection beats rotation - 'linespacing': DXFAttr(44), # valid from 0.25 to 4.00 -}) - - -class MText(DXFEntity): - DXFATTRIBS = DXFAttributes(none_subclass, entity_subclass, mtext_subclass) - - def rawtext(self): - subclass = self.tags.subclasses[2] - lines = [tag.value for tag in subclass.find_all(3)] - lines.append(self.get_dxf_attrib('text')) - return ''.join(lines) - -block_subclass = ( - DefSubclass('AcDbEntity', {'layer': DXFAttr(8)}), - DefSubclass('AcDbBlockBegin', { - 'name': DXFAttr(2), - 'name2': DXFAttr(3), - 'description': DXFAttr(4), - 'flags': DXFAttr(70), - 'basepoint': DXFAttr(10, XTYPE_2D_3D), - 'xrefpath': DXFAttr(1), - }) -) - - -class Block(dxf12.Block): - DXFATTRIBS = DXFAttributes(none_subclass, *block_subclass) - -endblock_subclass = ( - DefSubclass('AcDbEntity', {'layer': DXFAttr(8)}), - DefSubclass('AcDbBlockEnd', {}), -) - - -class EndBlk(dxf12.EndBlk): - DXFATTRIBS = DXFAttributes(none_subclass, *endblock_subclass) - -sun_subclass = DefSubclass('AcDbSun', { - 'version': DXFAttr(90), - 'status': DXFAttr(290), - 'sun_color': DXFAttr(63), # ??? DXF Color Index = (1 .. 255), 256 by layer - 'intensity': DXFAttr(40), - 'shadows': DXFAttr(291), - 'date': DXFAttr(91), # Julian day - 'time': DXFAttr(92), # Time (in seconds past midnight) - 'daylight_savings_time': DXFAttr(292), - 'shadow_type': DXFAttr(70), # 0 = Ray traced shadows; 1 = Shadow maps - 'shadow_map_size': DXFAttr(71), # 0 = Ray traced shadows; 1 = Shadow maps - 'shadow_softness': DXFAttr(280), -}) - - -# SUN resides in the objects section and has no AcDbEntity subclass -class Sun(DXFEntity): - DXFATTRIBS = DXFAttributes(none_subclass, sun_subclass) - -mesh_subclass = DefSubclass('AcDbSubDMesh', { - 'version': DXFAttr(71), - 'blend_crease': DXFAttr(72), # 0 = off, 1 = on - 'subdivision_levels': DXFAttr(91), # int >= 1 -}) - - -class Mesh(DXFEntity): - DXFATTRIBS = DXFAttributes(none_subclass, entity_subclass, mesh_subclass) - -light_subclass = DefSubclass('AcDbLight', { - 'version': DXFAttr(90), - 'name': DXFAttr(1), - 'light_type': DXFAttr(70), # distant = 1; point = 2; spot = 3 - 'status': DXFAttr(290), - 'light_color': DXFAttr(63), # DXF Color Index = (1 .. 255), 256 by layer - 'true_color': DXFAttr(421), # 24-bit color 0x00RRGGBB - 'plot_glyph': DXFAttr(291), - 'intensity': DXFAttr(40), - 'position': DXFAttr(10, XTYPE_3D), - 'target': DXFAttr(11, XTYPE_3D), - 'attenuation_type': DXFAttr(72), # 0 = None; 1 = Inverse Linear; 2 = Inverse Square - 'use_attenuation_limits': DXFAttr(292), # bool - 'attenuation_start_limit': DXFAttr(41), - 'attenuation_end_limit': DXFAttr(42), - 'hotspot_angle': DXFAttr(50), - 'fall_off_angle': DXFAttr(51), - 'cast_shadows': DXFAttr(293), - 'shadow_type': DXFAttr(73), # 0 = Ray traced shadows; 1 = Shadow maps - 'shadow_map_size': DXFAttr(91), - 'shadow_softness': DXFAttr(280), -}) - - -class Light(DXFEntity): - DXFATTRIBS = DXFAttributes(none_subclass, entity_subclass, light_subclass) - - -modeler_geometry_subclass = DefSubclass('AcDbModelerGeometry', { - 'version': DXFAttr(70), -}) - - -class Body(DXFEntity): - DXFATTRIBS = DXFAttributes(none_subclass, entity_subclass, modeler_geometry_subclass) - - def get_acis_data(self): - # for AC1027 and later - ACIS data is stored in the ACDSDATA section in Standard ACIS Binary format - geometry = self.tags.subclasses[2] # AcDbModelerGeometry - return decode([tag.value for tag in geometry if tag.code in (1, 3)]) - -solid3d_subclass = DefSubclass('AcDb3dSolid', { - 'handle_to_history_object': DXFAttr(350), -}) - -# Region == Body - - -class Solid3d(Body): - DXFATTRIBS = DXFAttributes(none_subclass, entity_subclass, modeler_geometry_subclass, solid3d_subclass) - - -surface_subclass = DefSubclass('AcDbSurface', { - 'u_isolines': DXFAttr(71), - 'v_isolines': DXFAttr(72), -}) - - -class Surface(Body): - DXFATTRIBS = DXFAttributes(none_subclass, entity_subclass, modeler_geometry_subclass, surface_subclass) |