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Fix #980. You can now have rotated text in drawings.

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This commit is contained in:
Dion Moult
2020-09-07 19:54:36 +10:00
parent f351d80453
commit b43f77bc01
1 changed files with 15 additions and 4 deletions
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src/ifcblenderexport/blenderbim/bim/svgwriter.py
+15 -4
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@@ -367,9 +367,19 @@ class SvgWriter():
y_offset = self.raw_height / 2 y_offset = self.raw_height / 2
for text_obj in self.ifc_cutter.text_objs: for text_obj in self.ifc_cutter.text_objs:
loc, rot, scale = self.ifc_cutter.camera_obj.matrix_world.decompose() text_position = self.project_point_onto_camera(text_obj.location)
pos = (text_obj.location - self.ifc_cutter.camera_obj.location) @ rot.to_matrix() text_position = Vector(((x_offset + text_position.x), (y_offset - text_position.y)))
text_position = Vector(((x_offset + pos.x), (y_offset - pos.y)))
local_x_axis = text_obj.matrix_world.to_quaternion() @ Vector((1, 0, 0))
projected_x_axis = self.project_point_onto_camera(text_obj.location + local_x_axis)
angle = math.degrees((Vector((x_offset + projected_x_axis.x, y_offset -
projected_x_axis.y)) - text_position).angle_signed(Vector((1, 0))))
transform = 'rotate({}, {}, {})'.format(
angle,
(text_position * self.scale)[0],
(text_position * self.scale)[1],
)
if text_obj.data.BIMTextProperties.symbol != 'None': if text_obj.data.BIMTextProperties.symbol != 'None':
self.svg.add(self.svg.use( self.svg.add(self.svg.use(
@@ -404,7 +414,8 @@ class SvgWriter():
'font-family': 'OpenGost Type B TT', 'font-family': 'OpenGost Type B TT',
'text-anchor': text_anchor, 'text-anchor': text_anchor,
'alignment-baseline': alignment_baseline, 'alignment-baseline': alignment_baseline,
'dominant-baseline': alignment_baseline 'dominant-baseline': alignment_baseline,
'transform': transform
} }
)) ))