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drawRLC.py
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drawRLC.py
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#!/usr/bin/python
import inkscapeMadeEasy_Base as inkBase
import inkscapeMadeEasy_Draw as inkDraw
class RLC(inkBase.inkscapeMadeEasy):
# ---------------------------------------------
def drawBipoleGeneral(self, parent, position=[0, 0], value='Z', label='Bipole', angleDeg=0, flagVolt=True,
voltName='v', flagCurr=True, currName='i', invertArrows=False, convention='passive'):
""" draws a generic bipole with a rectangle
parent: parent object
position: position [x,y]
value: string with resistor value. (default 'Z')
label: label of the object (it can be repeated)
angleDeg: rotation angle in degrees counter-clockwise (default 0)
flagVolt: indicates whether the voltage arrow must be drawn (default: true)
voltName: voltage drop name (default: v)
flagCurr: indicates whether the current arrow must be drawn (default: true)
currName: current drop name (default: i)
invertArrows: invert V/I arrow directions (default: False)
convention: passive/active sign convention. available types: 'passive' (default) , 'active'
"""
group = self.createGroup(parent, label)
elem = self.createGroup(group)
inkDraw.line.relCoords(elem, [[15.5, 0]], position)
inkDraw.line.relCoords(elem, [[19, 0], [0, -6], [-19, 0], [0, 6]], [position[0] + 15.5, position[1] + 3])
inkDraw.line.relCoords(elem, [[15.5, 0]], [position[0] + 34.5, position[1]])
pos_text = [position[0] + 25, position[1] - 3 - self.textOffset]
if inkDraw.useLatex:
value = '$' + value + '$'
inkDraw.text.latex(self, group, value, pos_text, fontSize=self.fontSize, refPoint='bc',
preambleFile=self.preambleFile)
if angleDeg != 0:
self.rotateElement(group, position, angleDeg)
if flagVolt:
if convention == 'passive':
self.drawVoltArrow(group, [position[0] + 25, position[1] + 5], name=voltName, color=self.voltageColor,
angleDeg=angleDeg, invertArrows=not invertArrows)
if convention == 'active':
self.drawVoltArrow(group, [position[0] + 25, position[1] + 5], name=voltName, color=self.voltageColor,
angleDeg=angleDeg, invertArrows=invertArrows)
if flagCurr:
self.drawCurrArrow(group, [position[0] + 40, position[1] - 5], name=currName, color=self.currentColor,
angleDeg=angleDeg, invertArrows=invertArrows)
return group
# ---------------------------------------------
def drawResistor(self, parent, position=[0, 0], value='R', label='Resistor', angleDeg=0, flagVolt=True,
voltName='v', flagCurr=True, currName='i', invertArrows=False, convention='passive'):
""" draws a resistor
parent: parent object
position: position [x,y]
value: string with resistor value. If it ends with 'ohm', 'OHM' or 'Ohm', proper Ohm symbol will be added. (Default 'R')
label: label of the object (it can be repeated)
angleDeg: rotation angle in degrees counter-clockwise (default 0)
flagVolt: indicates whether the voltage arrow must be drawn (default: true)
voltName: voltage drop name (default: v)
flagCurr: indicates whether the current arrow must be drawn (default: true)
currName: current drop name (default: i)
invertArrows: invert V/I arrow directions (default: False)
convention: passive/active sign convention. available types: 'passive' (default) , 'active'
"""
group = self.createGroup(parent, label)
elem = self.createGroup(group)
inkDraw.line.relCoords(elem, [[15.5, 0], [2, 3], [3, -6], [3, 6], [3, -6], [3, 6], [3, -6], [2, 3], [15.5, 0]],
position)
pos_text = [position[0] + 25, position[1] - 3 - self.textOffset]
if inkDraw.useLatex:
value = '$' + value + '$'
inkDraw.text.latex(self, group, value, pos_text, fontSize=self.fontSize, refPoint='bc',
preambleFile=self.preambleFile)
if angleDeg != 0:
self.rotateElement(group, position, angleDeg)
if flagVolt:
if convention == 'passive':
self.drawVoltArrow(group, [position[0] + 25, position[1] + 5], name=voltName, color=self.voltageColor,
angleDeg=angleDeg, invertArrows=not invertArrows)
if convention == 'active':
self.drawVoltArrow(group, [position[0] + 25, position[1] + 5], name=voltName, color=self.voltageColor,
angleDeg=angleDeg, invertArrows=invertArrows)
if flagCurr:
self.drawCurrArrow(group, [position[0] + 40, position[1] - 5], name=currName, color=self.currentColor,
angleDeg=angleDeg, invertArrows=invertArrows)
return group
# ---------------------------------------------
def drawPotentiometer(self, parent, position=[0, 0], value='R', label='Potentiometer', angleDeg=0, flagVolt=True,
voltName='v', flagCurr=True, currName='i', invertArrows=False, is3T=False,
convention='passive'):
""" draws a potentiometer
parent: parent object
position: position [x,y]
value: string with resistor value.
label: label of the object (it can be repeated)
angleDeg: rotation angle in degrees counter-clockwise (default 0)
flagVolt: indicates whether the voltage arrow must be drawn (default: true)
voltName: voltage drop name (default: v)
flagCurr: indicates whether the current arrow must be drawn (default: true)
currName: current drop name (default: i)
invertArrows: invert V/I arrow directions (default: False)
is3T: indicates the drawPotentiometer has 3 terminals (default:false)
convention: passive/active sign convention. available types: 'passive' (default) , 'active'
"""
group = self.createGroup(parent, label)
elem = self.createGroup(group)
# build arrow marker
colorBlack = inkDraw.color.defined('black')
L_arrow = 2.5
markerPath = 'M 0,0 l -%f,%f l 0,-%f z' % (L_arrow * 1.2, L_arrow / 2.0, L_arrow)
markerArrow = inkDraw.marker.createMarker(self, 'BJTArrow', markerPath, RenameMode=1, strokeColor=colorBlack,
fillColor=colorBlack, lineWidth=0.6,
markerTransform='translate (1,0)')
lineStyleArrow = inkDraw.lineStyle.set(lineWidth=1, lineColor=colorBlack, markerEnd=markerArrow)
inkDraw.line.relCoords(elem, [[15.5, 0], [2, 3], [3, -6], [3, 6], [3, -6], [3, 6], [3, -6], [2, 3], [15.5, 0]],
position)
# 2-terminal Potentiometer
if is3T:
inkDraw.line.relCoords(elem, [[0, -10]], [position[0] + 25, position[1] + 15], lineStyle=lineStyleArrow)
pos_text = [position[0] + 25, position[1] - 3 - self.textOffset]
else:
inkDraw.line.relCoords(elem, [[20, -12]], [position[0] + 15, position[1] + 6], lineStyle=lineStyleArrow)
pos_text = [position[0] + 25, position[1] - 6 - self.textOffset]
if inkDraw.useLatex:
value = '$' + value + '$'
inkDraw.text.latex(self, group, value, pos_text, fontSize=self.fontSize, refPoint='bc',
preambleFile=self.preambleFile)
if angleDeg != 0:
self.rotateElement(group, position, angleDeg)
if flagVolt:
if is3T:
pos = [position[0] + 25, position[1] - 13]
invertCurvature = True
else:
pos = [position[0] + 25, position[1] + 8]
invertCurvature = False
if convention == 'passive':
self.drawVoltArrowSimple(group, pos, name=voltName, color=self.voltageColor, angleDeg=0,
invertArrows=invertArrows, invertCurvatureDirection=invertCurvature)
if convention == 'active':
self.drawVoltArrowSimple(group, pos, name=voltName, color=self.voltageColor, angleDeg=0,
invertArrows=not invertArrows, invertCurvatureDirection=invertCurvature)
if flagCurr:
if is3T:
pos = [position[0] + 40, position[1] - 5]
else:
pos = [position[0] + 42, position[1] - 5]
self.drawCurrArrow(group, pos, name=currName, color=self.currentColor, angleDeg=angleDeg,
invertArrows=invertArrows)
return group
# ---------------------------------------------
def drawCapacitor(self, parent, position=[0, 0], value='C', label='Capacitor', flagPol=False, angleDeg=0,
flagVolt=True, voltName='v', flagCurr=True, currName='i', invertArrows=False,
convention='passive'):
""" draws a capacitor
parent: parent object
position: position [x,y]
value: string with value.
label: label of the object (it can be repeated)
flagPol: draw sign for polarized capacitor
angleDeg: rotation angle in degrees counter-clockwise (default 0)
flagVolt: indicates whether the voltage arrow must be drawn (default: true)
voltName: voltage drop name (default: v)
flagCurr: indicates whether the current arrow must be drawn (default: true)
currName: current drop name (default: i)
invertArrows: invert V/I arrow directions (default: False)
convention: passive/active sign convention. available types: 'passive' (default) , 'active'
"""
group = self.createGroup(parent, label)
elem = self.createGroup(group, label)
inkDraw.line.relCoords(elem, [[23, 0]], position)
inkDraw.line.relCoords(elem, [[-23, 0]], [position[0] + 50, position[1]])
inkDraw.line.relCoords(elem, [[0, -14]], [position[0] + 23, position[1] + 7])
inkDraw.line.relCoords(elem, [[0, -14]], [position[0] + 27, position[1] + 7])
pos_text = [position[0] + 25, position[1] - 8 - self.textOffset]
if inkDraw.useLatex:
value = '$' + value + '$'
inkDraw.text.latex(self, group, value, pos_text, fontSize=self.fontSize, refPoint='bc',
preambleFile=self.preambleFile)
if flagPol:
inkDraw.text.write(self, '+', [position[0] + 31, position[1] - 3], group, self.textStyle, fontSize=5)
if angleDeg != 0:
self.rotateElement(group, position, angleDeg)
if flagVolt:
if convention == 'passive':
self.drawVoltArrow(group, [position[0] + 25, position[1] + 9], name=voltName, color=self.voltageColor,
angleDeg=angleDeg, invertArrows=not invertArrows)
if convention == 'active':
self.drawVoltArrow(group, [position[0] + 25, position[1] + 9], name=voltName, color=self.voltageColor,
angleDeg=angleDeg, invertArrows=invertArrows)
if flagCurr:
self.drawCurrArrow(group, [position[0] + 40, position[1] - 5], name=currName, color=self.currentColor,
angleDeg=angleDeg, invertArrows=invertArrows)
return group
# ---------------------------------------------
def drawInductor(self, parent, position=[0, 0], value='L', label='Inductro', angleDeg=0, flagVolt=True,
voltName='v', flagCurr=True, currName='i', invertArrows=False, convention='passive'):
""" draws an inductor
parent: parent object
position: position [x,y]
value: string with resistor value. If it ends with 'ohm', 'OHM' or 'Ohm', proper Ohm symbol will be added. (Default 'R')
label: label of the object (it can be repeated)
angleDeg: rotation angle in degrees counter-clockwise (default 0)
flagVolt: indicates whether the voltage arrow must be drawn (default: true)
voltName: voltage drop name (default: v)
flagCurr: indicates whether the current arrow must be drawn (default: true)
currName: current drop name (default: i)
invertArrows: invert V/I arrow directions (default: False)
convention: passive/active sign convention. available types: 'passive' (default) , 'active'
"""
group = self.createGroup(parent, label)
elem = self.createGroup(group, label)
inkDraw.line.relCoords(elem, [[13, 0]], position)
inkDraw.line.relCoords(elem, [[-13, 0]], [position[0] + 50, position[1]])
inkDraw.arc.centerAngStartAngEnd(elem, [position[0] + 16, position[1]], 3.0, 0.0, 180.0, [0, 0], flagOpen=True,
largeArc=False)
inkDraw.arc.centerAngStartAngEnd(elem, [position[0] + 22, position[1]], 3.0, 0.0, 180.0, [0, 0], flagOpen=True,
largeArc=False)
inkDraw.arc.centerAngStartAngEnd(elem, [position[0] + 28, position[1]], 3.0, 0.0, 180.0, [0, 0], flagOpen=True,
largeArc=False)
inkDraw.arc.centerAngStartAngEnd(elem, [position[0] + 34, position[1]], 3.0, 0.0, 180.0, [0, 0], flagOpen=True,
largeArc=False)
pos_text = [position[0] + 25, position[1] - self.textOffset]
if inkDraw.useLatex:
value = '$' + value + '$'
inkDraw.text.latex(self, group, value, pos_text, fontSize=self.fontSize, refPoint='bc',
preambleFile=self.preambleFile)
if angleDeg != 0:
self.rotateElement(group, position, angleDeg)
if flagVolt:
if convention == 'passive':
self.drawVoltArrow(group, [position[0] + 25, position[1] + 5], name=voltName, color=self.voltageColor,
angleDeg=angleDeg, invertArrows=not invertArrows)
if convention == 'active':
self.drawVoltArrow(group, [position[0] + 25, position[1] + 5], name=voltName, color=self.voltageColor,
angleDeg=angleDeg, invertArrows=invertArrows)
if flagCurr:
self.drawCurrArrow(group, [position[0] + 40, position[1] - 5], name=currName, color=self.currentColor,
angleDeg=angleDeg, invertArrows=invertArrows)
return group