From: alvinpenner Date: Sun, 22 Mar 2009 19:48:13 +0000 (+0000) Subject: add support for DIMENSION entity X-Git-Url: https://git.tokkee.org/?a=commitdiff_plain;h=a0729a10254f1a91ba7cd2ceb8b501dee18f82db;p=inkscape.git add support for DIMENSION entity --- diff --git a/share/extensions/dxf_input.py b/share/extensions/dxf_input.py index 2f55eacff..6937825a2 100644 --- a/share/extensions/dxf_input.py +++ b/share/extensions/dxf_input.py @@ -2,7 +2,8 @@ ''' dxf_input.py - input a DXF file >= (AutoCAD Release 13 == AC1012) -Copyright (C) 2008 Alvin Penner, penner@vaxxine.com +Copyright (C) 2008, 2009 Alvin Penner, penner@vaxxine.com +Copyright (C) 2009 Christian Mayer, inkscape@christianmayer.de - thanks to Aaron Spike for inkex.py and simplestyle.py - without which this would not have been possible @@ -190,11 +191,36 @@ def export_HATCH(): attribs = {'d': path, 'style': style} inkex.etree.SubElement(layer, 'path', attribs) +def export_DIMENSION(): + # mandatory group codes : (10, 11, 13, 14, 20, 21, 23, 24) (x1..4, y1..4) + if vals[groups['10']] and vals[groups['11']] and vals[groups['13']] and vals[groups['14']] and vals[groups['20']] and vals[groups['21']] and vals[groups['23']] and vals[groups['24']]: + dx = abs(vals[groups['10']][0] - vals[groups['13']][0]) + dy = abs(vals[groups['20']][0] - vals[groups['23']][0]) + if (vals[groups['10']][0] == vals[groups['14']][0]) and dx > 0.00001: + d = dx/scale + dy = 0 + path = 'M %f,%f %f,%f' % (vals[groups['10']][0], vals[groups['20']][0], vals[groups['13']][0], vals[groups['20']][0]) + elif (vals[groups['20']][0] == vals[groups['24']][0]) and dy > 0.00001: + d = dy/scale + dx = 0 + path = 'M %f,%f %f,%f' % (vals[groups['10']][0], vals[groups['20']][0], vals[groups['10']][0], vals[groups['23']][0]) + else: + return + attribs = {'d': path, 'style': style + '; marker-start: url(#DistanceX); marker-end: url(#DistanceX)'} + inkex.etree.SubElement(layer, 'path', attribs) + x = scale*(vals[groups['11']][0] - xmin) + y = - scale*(vals[groups['21']][0] - ymax) + size = 3 # default fontsize in px + attribs = {'x': '%f' % x, 'y': '%f' % y, 'style': 'font-size: %dpx; fill: %s' % (size, color)} + if dx == 0: + attribs.update({'transform': 'rotate (%f %f %f)' % (-90, x, y)}) + node = inkex.etree.SubElement(layer, 'text', attribs) + tspan = inkex.etree.SubElement(node , 'tspan', {inkex.addNS('role','sodipodi'): 'line'}) + tspan.text = '%.2f' % d + def generate_ellipse(xc, yc, xm, ym, w, a1, a2): rm = math.sqrt(xm*xm + ym*ym) - a = math.atan(ym/xm) - if xm < 0: - a += math.pi + a = math.atan2(ym, xm) diff = (a2 - a1 + 2*math.pi) % (2*math.pi) if diff: # open arc large = 0 # large-arc-flag @@ -226,13 +252,16 @@ def get_group(group): # define DXF Entities and specify which Group Codes to monitor -entities = {'MTEXT': export_MTEXT, 'TEXT': export_MTEXT, 'POINT': export_POINT, 'LINE': export_LINE, 'SPLINE': export_SPLINE, 'CIRCLE': export_CIRCLE, 'ARC': export_ARC, 'ELLIPSE': export_ELLIPSE, 'LEADER': export_LEADER, 'LWPOLYLINE': export_LWPOLYLINE, 'HATCH': export_HATCH, 'ENDSEC': ''} -groups = {'1': 0, '8': 1, '10': 2, '11': 3, '20': 4, '21': 5, '40': 6, '41': 7, '42': 8, '50': 9, '51': 10, '62': 11, '70': 12, '72': 13, '73': 14, '93': 15, '370': 16} +entities = {'MTEXT': export_MTEXT, 'TEXT': export_MTEXT, 'POINT': export_POINT, 'LINE': export_LINE, 'SPLINE': export_SPLINE, 'CIRCLE': export_CIRCLE, 'ARC': export_ARC, 'ELLIPSE': export_ELLIPSE, 'LEADER': export_LEADER, 'LWPOLYLINE': export_LWPOLYLINE, 'HATCH': export_HATCH, 'DIMENSION': export_DIMENSION, 'ENDSEC': ''} +groups = {'1': 0, '8': 1, '10': 2, '11': 3, '13': 4, '14': 5, '20': 6, '21': 7, '23': 8, '24': 9, '40': 10, '41': 11, '42': 12, '50': 13, '51': 14, '62': 15, '70': 16, '72': 17, '73': 18, '93': 19, '370': 20} colors = { 1: '#FF0000', 2: '#FFFF00', 3: '#00FF00', 4: '#00FFFF', 5: '#0000FF', 6: '#FF00FF', 8: '#414141', 9: '#808080', 30: '#FF7F00', 250: '#333333', 251: '#505050', 252: '#696969', 253: '#828282', 254: '#BEBEBE', 255: '#FFFFFF'} doc = inkex.etree.parse(StringIO('')) +defs = inkex.etree.SubElement(doc.getroot(), 'defs', {} ) +marker = inkex.etree.SubElement(defs, 'marker', {'id': 'DistanceX', 'orient': 'auto', 'refX': '0.0', 'refY': '0.0', 'style': 'overflow:visible'}) +inkex.etree.SubElement(marker, 'path', {'d': 'M 3,-3 L -3,3 M 0,-5 L 0,5', 'style': 'stroke:#000000; stroke-width:0.5'}) stream = open(inkex.sys.argv[1], 'r') xmax = xmin = 0.0 ymax = 297.0 # default A4 height in mm @@ -248,7 +277,7 @@ while line[0] and line[1] != 'ENTITIES': xmax = get_group('10') ymax = get_group('20') if flag and line[0] == '2': - name = line[1] + name = unicode(line[1], "iso-8859-1") attribs = {inkex.addNS('groupmode','inkscape'): 'layer', inkex.addNS('label','inkscape'): '%s' % name} layer_nodes[name] = inkex.etree.SubElement(doc.getroot(), 'g', attribs) if line[0] == '2' and line[1] == 'LAYER': @@ -275,9 +304,9 @@ while line[0] and line[1] != 'ENDSEC': val = unicode(val, "iso-8859-1") elif line[0] == '62' or line[0] == '70' or line[0] == '93': val = int(line[1]) - elif line[0] == '10': # scaled float x value + elif line[0] == '10' or line[0] == '13' or line[0] == '14': # scaled float x value val = scale*(float(line[1]) - xmin) - elif line[0] == '20': # scaled float y value + elif line[0] == '20' or line[0] == '23' or line[0] == '24': # scaled float y value val = - scale*(float(line[1]) - ymax) else: # unscaled float value val = float(line[1]) @@ -303,7 +332,7 @@ while line[0] and line[1] != 'ENDSEC': style = simplestyle.formatStyle({'stroke': '%s' % color, 'fill': 'none', 'stroke-width': '%.1f' % w}) entities[entity]() entity = line[1] - vals = [[],[],[],[],[],[],[],[],[],[],[],[],[],[],[],[],[]] + vals = [[],[],[],[],[],[],[],[],[],[],[],[],[],[],[],[],[],[],[],[],[]] seqs = [] doc.write(inkex.sys.stdout)