diff options
| -rw-r--r-- | dxfdata.cc | 68 | ||||
| -rw-r--r-- | dxflinextrude.cc | 4 | ||||
| -rw-r--r-- | examples/example013.dxf | 2276 | ||||
| -rw-r--r-- | examples/example013.scad | 12 |
4 files changed, 2342 insertions, 18 deletions
@@ -32,19 +32,33 @@ DxfData::DxfData(double fn, double fs, double fa, QString filename, QString laye return; } - QVector<Line> lines; + QList<Line> lines; Grid2d< QVector<int> > grid; + QHash< QString, QList<Line> > blockdata; + + bool in_entities_section = false; + bool in_blocks_section = false; + QString current_block; #define ADD_LINE(_x1, _y1, _x2, _y2) do { \ double _p1x = _x1, _p1y = _y1, _p2x = _x2, _p2y = _y2; \ + if (!in_entities_section && !in_blocks_section) \ + break; \ + if (in_entities_section && \ + !(layername.isNull() || layername == layer)) \ + break; \ grid.align(_p1x, _p1y); \ grid.align(_p2x, _p2y); \ grid.data(_p1x, _p1y).append(lines.count()); \ grid.data(_p2x, _p2y).append(lines.count()); \ - lines.append(Line(p(_p1x, _p1y), p(_p2x, _p2y))); \ + if (in_entities_section) \ + lines.append(Line(p(_p1x, _p1y), p(_p2x, _p2y))); \ + if (in_blocks_section && !current_block.isNull()) \ + blockdata[current_block].append( \ + Line(p(_p1x, _p1y), p(_p2x, _p2y))); \ } while (0) - QString mode, layer, name; + QString mode, layer, name, iddata; int dimtype = 0; double coords[7][2]; double x1 = 0, x2 = 0, y1 = 0, y2 = 0; @@ -54,7 +68,6 @@ DxfData::DxfData(double fn, double fs, double fa, QString filename, QString laye for (int j = 0; j < 2; j++) coords[i][j] = 0; - bool in_entities_section = false; QHash<QString, int> unsupported_entities_list; while (!f.atEnd()) @@ -85,12 +98,14 @@ DxfData::DxfData(double fn, double fs, double fa, QString filename, QString laye switch (id) { case 0: - if (in_entities_section && mode == "LINE" && - (layername.isNull() || layername == layer)) { + if (mode == "SECTION") { + in_entities_section = iddata == "ENTITIES"; + in_blocks_section = iddata == "BLOCKS"; + } + if (mode == "LINE") { ADD_LINE(x1, y1, x2, y2); } - if (in_entities_section && mode == "CIRCLE" && - (layername.isNull() || layername == layer)) { + if (mode == "CIRCLE") { int n = get_fragments_from_r(radius, fn, fs, fa); for (int i = 0; i < n; i++) { double a1 = (2*M_PI*i)/n; @@ -99,8 +114,7 @@ DxfData::DxfData(double fn, double fs, double fa, QString filename, QString laye cos(a2)*radius + x1, sin(a2)*radius + y1); } } - if (in_entities_section && mode == "ARC" && - (layername.isNull() || layername == layer)) { + if (mode == "ARC") { int n = get_fragments_from_r(radius, fn, fs, fa); while (start_angle > stop_angle) stop_angle += 360.0; @@ -114,7 +128,22 @@ DxfData::DxfData(double fn, double fs, double fa, QString filename, QString laye cos(a2)*radius + x1, sin(a2)*radius + y1); } } - if (in_entities_section && mode == "DIMENSION" && + if (mode == "INSERT") { + int n = blockdata[iddata].size(); + for (int i = 0; i < n; i++) { + double a = -start_angle * M_PI / 180.0; + double lx1 = blockdata[iddata][i].p[0]->x; + double ly1 = blockdata[iddata][i].p[0]->y; + double lx2 = blockdata[iddata][i].p[1]->x; + double ly2 = blockdata[iddata][i].p[1]->y; + double px1 = cos(a)*lx1 + sin(a)*ly1 + x1; + double py1 = sin(a)*lx1 + cos(a)*ly1 + y1; + double px2 = cos(a)*lx2 + sin(a)*ly2 + x1; + double py2 = sin(a)*lx2 + cos(a)*ly2 + y1; + ADD_LINE(px1, py1, px2, py2); + } + } + if (mode == "DIMENSION" && (layername.isNull() || layername == layer)) { dims.append(Dim()); dims.last().type = dimtype; @@ -124,15 +153,23 @@ DxfData::DxfData(double fn, double fs, double fa, QString filename, QString laye dims.last().angle = start_angle; dims.last().name = name; } - if (in_entities_section && - (layername.isNull() || layername == layer)) { + if (mode == "BLOCK") { + current_block = iddata; + } + if (mode == "ENDBLK") { + current_block = QString(); + } + if (in_blocks_section || (in_entities_section && + (layername.isNull() || layername == layer))) { if (mode != "SECTION" && mode != "ENDSEC" && mode != "DIMENSION" && - mode != "LINE" && mode != "ARC" && mode != "CIRCLE") + mode != "LINE" && mode != "ARC" && mode != "CIRCLE" && + mode != "BLOCK" && mode != "ENDBLK" && mode != "INSERT") unsupported_entities_list[mode]++; } mode = data; layer = QString(); name = QString(); + iddata = QString(); dimtype = 0; for (int i = 0; i < 7; i++) for (int j = 0; j < 2; j++) @@ -144,8 +181,7 @@ DxfData::DxfData(double fn, double fs, double fa, QString filename, QString laye name = data; break; case 2: - if (mode == "SECTION") - in_entities_section = data == "ENTITIES"; + iddata = data; break; case 8: layer = data; diff --git a/dxflinextrude.cc b/dxflinextrude.cc index 4f2b0c4..cf3e52d 100644 --- a/dxflinextrude.cc +++ b/dxflinextrude.cc @@ -236,10 +236,10 @@ QString DxfLinearExtrudeNode::dump(QString indent) const memset(&st, 0, sizeof(struct stat)); stat(filename.toAscii().data(), &st); text.sprintf("dxf_linear_extrude(file = \"%s\", cache = \"%x.%x\", layer = \"%s\", " - "height = %f, origin = [ %f %f ], scale = %f, center = %s", + "height = %f, origin = [ %f %f ], scale = %f, center = %s, convexity = %d", filename.toAscii().data(), (int)st.st_mtime, (int)st.st_size, layername.toAscii().data(), height, origin_x, origin_y, scale, - center ? "true" : "false"); + center ? "true" : "false", convexity); if (has_twist) { QString t2; t2.sprintf(", twist = %f, slices = %d", twist, slices); diff --git a/examples/example013.dxf b/examples/example013.dxf new file mode 100644 index 0000000..2662e77 --- /dev/null +++ b/examples/example013.dxf @@ -0,0 +1,2276 @@ +999 +dxflib 2.0.4.8 + 0 +SECTION + 2 +HEADER + 9 +$ACADVER + 1 +AC1015 + 9 +$HANDSEED + 5 +FFFF + 9 +$DIMASZ + 40 +2.5 + 9 +$DIMGAP + 40 +0.625 + 9 +$DIMEXO + 40 +0.625 + 9 +$INSUNITS + 70 +4 + 9 +$DIMTXT + 40 +2.5 + 9 +$PLIMMAX + 10 +210.0 + 20 +297.0 + 9 +$PLIMMIN + 10 +0.0 + 20 +0.0 + 9 +$DIMEXE + 40 +1.25 + 0 +ENDSEC + 0 +SECTION + 2 +TABLES + 0 +TABLE + 2 +VPORT + 5 +8 +100 +AcDbSymbolTable + 70 +1 + 0 +VPORT + 5 +30 +100 +AcDbSymbolTableRecord +100 +AcDbViewportTableRecord + 2 +*Active + 70 +0 + 10 +0.0 + 20 +0.0 + 11 +1.0 + 21 +1.0 + 12 +286.3055555555554861 + 22 +148.5 + 13 +0.0 + 23 +0.0 + 14 +10.0 + 24 +10.0 + 15 +10.0 + 25 +10.0 + 16 +0.0 + 26 +0.0 + 36 +1.0 + 17 +0.0 + 27 +0.0 + 37 +0.0 + 40 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rotate([0, 90, 0]) + dxf_linear_extrude(file = "example013.dxf", + height = 100, center = true, convexity= 3); + rotate([90, 0, 0]) + dxf_linear_extrude(file = "example013.dxf", + height = 100, center = true, convexity= 3); +}
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