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[TD] Improve AxoLengthDimension tool

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This commit is contained in:
edi271
2023-12-07 11:56:12 +01:00
committed by WandererFan
parent 4efa774f12
commit 0c0c3d0e86
1 changed files with 87 additions and 58 deletions
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145
src/Mod/TechDraw/TechDrawTools/CommandAxoLengthDimension.py
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@@ -18,20 +18,24 @@
# * USA *
# * *
# ***************************************************************************
"""Provides the TechDraw AxoLengthDimension GuiCommand."""
"""
Provides the TechDraw AxoLengthDimension GuiCommand.
00.01 2023/02/01 Basic version
00.02 2023/12/07 Calculate real 3D values if parallel to coordinate axis
"""
__title__ = "TechDrawTools.CommandAxoLengthDimension"
__author__ = "edi"
__url__ = "https://www.freecad.org"
__version__ = "00.01"
__date__ = "2023/02/01"
__version__ = "00.02"
__date__ = "2023/12/07"
from PySide.QtCore import QT_TRANSLATE_NOOP
import FreeCAD as App
import FreeCADGui as Gui
import TechDrawTools
import TechDrawTools.TDToolsUtil as Utils
import TechDraw
from math import degrees
@@ -56,69 +60,94 @@ class CommandAxoLengthDimension:
def Activated(self):
"""Run the following code when the command is activated (button press)."""
if self.selectionTest():
(edges,vertexes) = self.selectionTest()
view = Gui.Selection.getSelection()[0]
StartPt, EndPt = edges[1].Vertexes[0].Point, edges[1].Vertexes[1].Point
extLineVec = EndPt.sub(StartPt)
StartPt, EndPt = edges[0].Vertexes[0].Point, edges[0].Vertexes[1].Point
dimLineVec = EndPt.sub(StartPt)
xAxis = App.Vector(1,0,0)
extAngle = degrees(extLineVec.getAngle(xAxis))
lineAngle = degrees(dimLineVec.getAngle(xAxis))
if extLineVec.y < 0.0:
extAngle = 180-extAngle
if dimLineVec.y < 0.0:
lineAngle = 180-lineAngle
if abs(extAngle-lineAngle)>0.1:
distanceDim=TechDraw.makeDistanceDim(view,'Distance',vertexes[0].Point,vertexes[1].Point)
distanceDim.AngleOverride = True
distanceDim.LineAngle = lineAngle
distanceDim.ExtensionAngle = extAngle
distanceDim.X = (vertexes[0].Point.x+vertexes[1].Point.x)*view.Scale/2
distanceDim.Y = (vertexes[0].Point.y+vertexes[1].Point.y)*view.Scale/2
distanceDim.recompute()
view.requestPaint()
Gui.Selection.clearSelection()
vertexes = []
edges = []
if Utils.getSelEdges(2):
edges = Utils.getSelEdges(2)
vertexes = Utils.getSelVertexes(0)
if len(vertexes)<2:
vertexes.append(edges[0].Vertexes[0])
vertexes.append(edges[0].Vertexes[1])
view = Utils.getSelView()
StartPt, EndPt = edges[1].Vertexes[0].Point, edges[1].Vertexes[1].Point
extLineVec = EndPt.sub(StartPt)
StartPt, EndPt = edges[0].Vertexes[0].Point, edges[0].Vertexes[1].Point
dimLineVec = EndPt.sub(StartPt)
xAxis = App.Vector(1,0,0)
extAngle = degrees(extLineVec.getAngle(xAxis))
lineAngle = degrees(dimLineVec.getAngle(xAxis))
if extLineVec.y < 0.0:
extAngle = 180-extAngle
if dimLineVec.y < 0.0:
lineAngle = 180-lineAngle
if abs(extAngle-lineAngle)>0.1:
distanceDim=TechDraw.makeDistanceDim(view,'Distance',vertexes[0].Point,vertexes[1].Point)
distanceDim.AngleOverride = True
distanceDim.LineAngle = lineAngle
distanceDim.ExtensionAngle = extAngle
distanceDim.X = (vertexes[0].Point.x+vertexes[1].Point.x)/2
distanceDim.Y = (vertexes[0].Point.y+vertexes[1].Point.y)/2
distanceDim.recompute()
(px,py,pz) = Utils.getCoordinateVectors(view)
arrowTips = distanceDim.getArrowPositions()
value2D = (arrowTips[1].sub(arrowTips[0])).Length
value3D = 1.0
if self._checkParallel(px,dimLineVec):
value3D = value2D/px.Length
elif self._checkParallel(py,dimLineVec):
value3D = value2D/py.Length
elif self._checkParallel(pz,dimLineVec):
value3D = value2D/pz.Length
if value3D != 1.0:
fomatted3DValue = self._formatValueToSpec(value3D,distanceDim.FormatSpec)
distanceDim.Arbitrary = True
distanceDim.Label = distanceDim.Label.replace('Dimension','Dimension3D')
distanceDim.FormatSpec = fomatted3DValue
distanceDim.recompute()
view.requestPaint()
Gui.Selection.clearSelection()
def IsActive(self):
"""Return True when the command should be active or False when it should be disabled (greyed)."""
if App.ActiveDocument:
return TechDrawTools.TDToolsUtil.havePage() and TechDrawTools.TDToolsUtil.haveView()
return Utils.havePage() and Utils.haveView()
else:
return False
def selectionTest(self):
'''test correct selection'''
if not Gui.Selection.getSelection():
return False
view = Gui.Selection.getSelection()[0]
if not Gui.Selection.getSelectionEx():
return False
objectList = Gui.Selection.getSelectionEx()[0].SubElementNames
if not len(objectList)>=2:
return False
edges = []
vertexes = []
for objectString in objectList:
if objectString[0:4] == 'Edge':
edges.append(view.getEdgeBySelection(objectString))
elif objectString[0:6] == 'Vertex':
vertexes.append(view.getVertexBySelection(objectString))
if not len(edges) >= 2:
return False
if len(vertexes)<2:
vertexes = []
vertexes.append(edges[0].Vertexes[0])
vertexes.append(edges[0].Vertexes[1])
return(edges,vertexes)
def _checkParallel(self,v1,v2):
'''Check if two vectors are parallel'''
dot = abs(v1.dot(v2))
mag = v1.Length*v2.Length
return (abs(dot-mag)<0.1)
def _formatValueToSpec(self, value, formatSpec):
'''Calculate value using "%.nf" or "%.nw" formatSpec'''
formatSpec = '{'+formatSpec+'}'
formatSpec = formatSpec.replace('%',':')
if formatSpec.find('w') > 0:
formatSpec = formatSpec.replace('w','f')
numDig = formatSpec.find(":.")
if numDig != -1:
numDig = numDig+2
charList = list(formatSpec)
digits = int(charList[numDig])
value = round(value,digits)
strValue = formatSpec.format(value)
strValueList = list(strValue)
while strValueList[-1] == '0':
strValueList.pop()
if strValueList[-1] == '.':
strValueList.pop()
return ''.join(strValueList)
else:
return formatSpec.format(value)
#
# The command must be "registered" with a unique name by calling its class.
Gui.addCommand('TechDraw_AxoLengthDimension', CommandAxoLengthDimension())