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Add support for arbitrary point annotations and survey point, traverse points, control points, spot elevations, etc.

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This commit is contained in:
Dion Moult
2023-07-17 11:48:09 +10:00
parent 633ab31544
commit ff3bff13d2
2 changed files with 37 additions and 3 deletions
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src/blenderbim/blenderbim/bim/data/assets/symbols.svg
+13
View File
@@ -41,4 +41,17 @@
<circle r="5" fill="white" stroke="black" style="stroke-width: 0.25;" />
<line x1="-5" y1="0" x2="5" y2="0" style="stroke: black; stroke-width: 0.25;" />
</g>
<g id="SurveyArea">
<circle r="1" fill="black" stroke="black" style="stroke-width: 0.25;" />
</g>
<g id="SurveyArea-CONTROLPOINT">
<path style="fill: white; stroke: black; stroke-width: 0.25;" d="M 2.286165,1.4798666 H -1.0000316e-7 -2.2861651 L -1.1430826,-0.5000101 -1.0000316e-7,-2.479888 1.1430827,-0.5000101 Z" />
<circle r="0.5" fill="black" stroke="black" style="stroke-width: 0.25;" />
</g>
<g id="SurveyArea-TRAVERSEPOINT">
<path style="fill: white; stroke: black; stroke-width: 0.5;" d="M -2,-2 2,2 M -2,2 2,-2" />
</g>
<g id="SurveyArea-SPOTELEVATION">
<path style="fill: white; stroke: black; stroke-width: 0.5;" d="M 0,-2 0,2 M -2,0 2,0" />
</g>
</svg>
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src/blenderbim/blenderbim/bim/module/drawing/svgwriter.py
+24 -3
View File
@@ -332,9 +332,10 @@ class SvgWriter:
return
classes = self.get_attribute_classes(obj)
if len(obj.data.polygons) == 0:
self.draw_edge_annotation(obj, classes)
return
if len(obj.data.vertices) and not len(obj.data.edges):
return self.draw_point_annotation(obj, classes)
elif len(obj.data.polygons) == 0:
return self.draw_edge_annotation(obj, classes)
bm = bmesh.new()
bm.from_mesh(obj.data)
@@ -837,6 +838,26 @@ class SvgWriter:
self.svg.add(tag)
line_number += len(tag.elements)
def draw_point_annotation(self, obj, classes):
x_offset = self.raw_width / 2
y_offset = self.raw_height / 2
matrix_world = obj.matrix_world
projected_points = [self.project_point_onto_camera(matrix_world @ v.co) for v in obj.data.vertices]
element = tool.Ifc.get_entity(obj)
svg_id = str(ifcopenshell.util.element.get_predefined_type(element))
# EPset_AnnotationSurveyArea is not standard! See bSI-4.3 proposal #660.
point_type = ifcopenshell.util.element.get_pset(element, "EPset_AnnotationSurveyArea", "PointType")
if point_type:
svg_id += f"-{point_type}"
for symbol_position in projected_points:
symbol_position = Vector(((x_offset + symbol_position.x), (y_offset - symbol_position.y)))
symbol_position_svg = symbol_position * self.svg_scale
self.svg.add(self.svg.use(f"#{svg_id}", insert=symbol_position_svg))
def draw_break_annotations(self, obj):
x_offset = self.raw_width / 2
y_offset = self.raw_height / 2