Deployed 5278898 with MkDocs version: 1.1.2

Gallery/dryfriction.yml

@@ -1,98 +1,98 @@
-!!omap
-- name: unknown
-- parts:
-  - name: head
-    shapes:
-      libraries: ['from math import tan, radians, sin, cos', from pysketcher import
-          *]
-  - name: constants
-    shapes:
-      fontsize: 18       # size of the characters
-      g: 9.81            # constant gravity
-      theta: 30.0        # inclined plane angle
-      L: 10.0            # sketch sizing parameter
-      a: 1.0             #
-      xmin: 0.0          # sketech min Abscissa
-      ymin: -3.0         # sketech min Ordinate     
-      rl: 2.0            # rectangle width
-      rL: 1.0            # rectangle length
-  - name: frame
-    shapes:
-      setframe:          # sketch setup
-        action: drawing_tool.set_coordinate_system(xmin=xmin-L/5, xmax=xmin+1.5*L,ymin=ymin,
-          ymax=ymin+1.5*L,instruction_file='tmp_mpl_friction.py')
-      setblackline:      # default frame values and actions
-        action: drawing_tool.set_linecolor('black')
-      B: point(a+L,0)                    # wall right end
-      A: point(a,tan(radians(theta))*L)  # wall left end
-      normal_vec: point(sin(radians(theta)),cos(radians(theta)))   # Vector normal to wall
-      tangent_vec: point(cos(radians(theta)),-sin(radians(theta))) # Vector tangent to wall
-      help_line: Line(A,B)               # wall line
-      x: a + 3*L/10.                     # contact point Abscissa
-      y: help_line(x=x)                  # contact point Ordinate
-      contact: point(x, y)               # contact point: middle of the rectangle bottom edge
-      c: contact + rL/2*normal_vec
-  - name: body
-    shapes:
-      rectangle:
-        formula: Rectangle(contact, rl, rL)
-        style:
-          linecolor: blue
-          filled_curves: 
-              color: blue
-        transform: ['rotate(-theta, contact)', translate(-rl/2*tangent_vec)]
-      N:
-        formula: Force(contact - rl*normal_vec, contact, r'$N$', text_pos='start')
-        style:
-          linecolor: black
-      wheel:
-        formula: "Composition({'outer': rectangle})"
-        style:
-          shadow: 1
-      mc:
-        formula: Text(r'$c$', c)
-      body:
-        formula: "Composition({'wheel': wheel, 'N': N, 'mc': mc})"
-        style:
-          linecolor: black
-  - name: plan
-    shapes:
-      mB:
-        formula: Text(r'$B$',B)
-      mA:
-        formula: Text(r'$A$', A)
-      wall:
-        formula: Wall(x=[A[0], B[0]], y=[A[1], B[1]], thickness=-0.25,transparent=False)
-        style:
-          linecolor: black
-      x_const:
-        formula: Line(contact, contact + point(0,4))
-        style:
-          linestyle: dotted
-        transform: rotate(-theta, contact)
-      x_axis:
-        formula: Axis(start=contact+ 2*rl*normal_vec, length=2*rl,label='$x$', rotation_angle=-theta)
-      plan:
-        formula: "Composition({'body': body, 'inclined wall': wall, 'x start': x_const,\
-          \ 'x axis': x_axis, 'mA': mA, 'mB': mB})"
-  - name: friction
-    shapes:
-      mg:
-        formula: Gravity(c, rl, text='$Mg$')
-        style:
-          linecolor: black
-      angle:
-        formula: Arc_wText(r'$<bslash>theta$', center=B, radius=3, start_angle=180-theta,
-          arc_angle=theta, fontsize=fontsize)
-        style:
-          linecolor: black
-          linewidth: 1
-      ground:
-        formula: Line((B[0]-L/10., 0), (B[0]-L/2.,0))
-        stlye:
-          linecolor: black
-          linestyle: dashed
-          linewidth: 1
-      friction:
-        formula: "Composition({'plan': plan, 'ground': ground, 'mg': mg, 'angle':\
-          \ angle})"
+!!omap
+- name: unknown
+- parts:
+  - name: head
+    shapes:
+      libraries: ['from math import tan, radians, sin, cos', from pysketcher import
+          *]
+  - name: constants
+    shapes:
+      fontsize: 18       # size of the characters
+      g: 9.81            # constant gravity
+      theta: 30.0        # inclined plane angle
+      L: 10.0            # sketch sizing parameter
+      a: 1.0             #
+      xmin: 0.0          # sketech min Abscissa
+      ymin: -3.0         # sketech min Ordinate     
+      rl: 2.0            # rectangle width
+      rL: 1.0            # rectangle length
+  - name: frame
+    shapes:
+      setframe:          # sketch setup
+        action: drawing_tool.set_coordinate_system(xmin=xmin-L/5, xmax=xmin+1.5*L,ymin=ymin,
+          ymax=ymin+1.5*L,instruction_file='tmp_mpl_friction.py')
+      setblackline:      # default frame values and actions
+        action: drawing_tool.set_linecolor('black')
+      B: point(a+L,0)                    # wall right end
+      A: point(a,tan(radians(theta))*L)  # wall left end
+      normal_vec: point(sin(radians(theta)),cos(radians(theta)))   # Vector normal to wall
+      tangent_vec: point(cos(radians(theta)),-sin(radians(theta))) # Vector tangent to wall
+      help_line: Line(A,B)               # wall line
+      x: a + 3*L/10.                     # contact point Abscissa
+      y: help_line(x=x)                  # contact point Ordinate
+      contact: point(x, y)               # contact point: middle of the rectangle bottom edge
+      c: contact + rL/2*normal_vec
+  - name: body
+    shapes:
+      rectangle:
+        formula: Rectangle(contact, rl, rL)
+        style:
+          linecolor: blue
+          filled_curves: 
+              color: blue
+        transform: ['rotate(-theta, contact)', translate(-rl/2*tangent_vec)]
+      N:
+        formula: Force(contact - rl*normal_vec, contact, r'$N$', text_pos='start')
+        style:
+          linecolor: black
+      wheel:
+        formula: "Composition({'outer': rectangle})"
+        style:
+          shadow: 1
+      mc:
+        formula: Text(r'$c$', c)
+      body:
+        formula: "Composition({'wheel': wheel, 'N': N, 'mc': mc})"
+        style:
+          linecolor: black
+  - name: plan
+    shapes:
+      mB:
+        formula: Text(r'$B$',B)
+      mA:
+        formula: Text(r'$A$', A)
+      wall:
+        formula: Wall(x=[A[0], B[0]], y=[A[1], B[1]], thickness=-0.25,transparent=False)
+        style:
+          linecolor: black
+      x_const:
+        formula: Line(contact, contact + point(0,4))
+        style:
+          linestyle: dotted
+        transform: rotate(-theta, contact)
+      x_axis:
+        formula: Axis(start=contact+ 2*rl*normal_vec, length=2*rl,label='$x$', rotation_angle=-theta)
+      plan:
+        formula: "Composition({'body': body, 'inclined wall': wall, 'x start': x_const,\
+          \ 'x axis': x_axis, 'mA': mA, 'mB': mB})"
+  - name: friction
+    shapes:
+      mg:
+        formula: Gravity(c, rl, text='$Mg$')
+        style:
+          linecolor: black
+      angle:
+        formula: Arc_wText(r'$<bslash>theta$', center=B, radius=3, start_angle=180-theta,
+          arc_angle=theta, fontsize=fontsize)
+        style:
+          linecolor: black
+          linewidth: 1
+      ground:
+        formula: Line((B[0]-L/10., 0), (B[0]-L/2.,0))
+        stlye:
+          linecolor: black
+          linestyle: dashed
+          linewidth: 1
+      friction:
+        formula: "Composition({'plan': plan, 'ground': ground, 'mg': mg, 'angle':\
+          \ angle})"

reference/dryfriction.yml

@@ -1,97 +1,97 @@
-!!omap
-- name: unknown
-- parts:
-  - name: head
-    shapes:
-      libraries: ['from math import tan, radians, sin, cos', from pysketcher import
-          *]
-  - name: constants
-    shapes:
-      fontsize: 18       # size of the characters
-      g: 9.81            # constant gravity
-      theta: 30.0        # inclined plane angle
-      L: 10.0            # sketch sizing parameter
-      a: 1.0             #
-      xmin: 0.0          # sketech min Abscissa
-      ymin: -3.0         # sketech min Ordinate     
-      rl: 2.0            # rectangle width
-      rL: 1.0            # rectangle length
-  - name: frame
-    shapes:
-      setframe:          # sketch setup
-        action: drawing_tool.set_coordinate_system(xmin=xmin-L/5, xmax=xmin+1.5*L,ymin=ymin,
-          ymax=ymin+1.5*L,instruction_file='tmp_mpl_friction.py')
-      setblackline:      # default frame values and actions
-        action: drawing_tool.set_linecolor('black')
-      B: point(a+L,0)                    # wall right end
-      A: point(a,tan(radians(theta))*L)  # wall left end
-      normal_vec: point(sin(radians(theta)),cos(radians(theta)))   # Vector normal to wall
-      tangent_vec: point(cos(radians(theta)),-sin(radians(theta))) # Vector tangent to wall
-      help_line: Line(A,B)               # wall line
-      x: a + 3*L/10.                     # contact point Abscissa
-      y: help_line(x=x)                  # contact point Ordinate
-      contact: point(x, y)               # contact point: middle of the rectangle bottom edge
-      c: contact + rL/2*normal_vec
-  - name: body
-    shapes:
-      rectangle:
-        formula: Rectangle(contact, rl, rL)
-        style:
-          linecolor: blue
-          filled_curves: blue
-        transform: ['rotate(-theta, contact)', translate(-rl/2*tangent_vec)]
-      N:
-        formula: Force(contact - rl*normal_vec, contact, r'$N$', text_pos='start')
-        style:
-          linecolor: black
-      wheel:
-        formula: "Composition({'outer': rectangle})"
-        style:
-          shadow: 1
-      mc:
-        formula: Text(r'$c$', c)
-      body:
-        formula: "Composition({'wheel': wheel, 'N': N, 'mc': mc})"
-        style:
-          linecolor: black
-  - name: plan
-    shapes:
-      mB:
-        formula: Text(r'$B$',B)
-      mA:
-        formula: Text(r'$A$', A)
-      wall:
-        formula: Wall(x=[A[0], B[0]], y=[A[1], B[1]], thickness=-0.25,transparent=False)
-        style:
-          linecolor: black
-      x_const:
-        formula: Line(contact, contact + point(0,4))
-        style:
-          linestyle: dotted
-        transform: rotate(-theta, contact)
-      x_axis:
-        formula: Axis(start=contact+ 2*rl*normal_vec, length=2*rl,label='$x$', rotation_angle=-theta)
-      plan:
-        formula: "Composition({'body': body, 'inclined wall': wall, 'x start': x_const,\
-          \ 'x axis': x_axis, 'mA': mA, 'mB': mB})"
-  - name: friction
-    shapes:
-      mg:
-        formula: Gravity(c, rl, text='$Mg$')
-        style:
-          linecolor: black
-      angle:
-        formula: Arc_wText(r'$<bslash>theta$', center=B, radius=3, start_angle=180-theta,
-          arc_angle=theta, fontsize=fontsize)
-        style:
-          linecolor: black
-          linewidth: 1
-      ground:
-        formula: Line((B[0]-L/10., 0), (B[0]-L/2.,0))
-        stlye:
-          linecolor: black
-          linestyle: dashed
-          linewidth: 1
-      friction:
-        formula: "Composition({'plan': plan, 'ground': ground, 'mg': mg, 'angle':\
-          \ angle})"
+!!omap
+- name: unknown
+- parts:
+  - name: head
+    shapes:
+      libraries: ['from math import tan, radians, sin, cos', from pysketcher import
+          *]
+  - name: constants
+    shapes:
+      fontsize: 18       # size of the characters
+      g: 9.81            # constant gravity
+      theta: 30.0        # inclined plane angle
+      L: 10.0            # sketch sizing parameter
+      a: 1.0             #
+      xmin: 0.0          # sketech min Abscissa
+      ymin: -3.0         # sketech min Ordinate     
+      rl: 2.0            # rectangle width
+      rL: 1.0            # rectangle length
+  - name: frame
+    shapes:
+      setframe:          # sketch setup
+        action: drawing_tool.set_coordinate_system(xmin=xmin-L/5, xmax=xmin+1.5*L,ymin=ymin,
+          ymax=ymin+1.5*L,instruction_file='tmp_mpl_friction.py')
+      setblackline:      # default frame values and actions
+        action: drawing_tool.set_linecolor('black')
+      B: point(a+L,0)                    # wall right end
+      A: point(a,tan(radians(theta))*L)  # wall left end
+      normal_vec: point(sin(radians(theta)),cos(radians(theta)))   # Vector normal to wall
+      tangent_vec: point(cos(radians(theta)),-sin(radians(theta))) # Vector tangent to wall
+      help_line: Line(A,B)               # wall line
+      x: a + 3*L/10.                     # contact point Abscissa
+      y: help_line(x=x)                  # contact point Ordinate
+      contact: point(x, y)               # contact point: middle of the rectangle bottom edge
+      c: contact + rL/2*normal_vec
+  - name: body
+    shapes:
+      rectangle:
+        formula: Rectangle(contact, rl, rL)
+        style:
+          linecolor: blue
+          filled_curves: blue
+        transform: ['rotate(-theta, contact)', translate(-rl/2*tangent_vec)]
+      N:
+        formula: Force(contact - rl*normal_vec, contact, r'$N$', text_pos='start')
+        style:
+          linecolor: black
+      wheel:
+        formula: "Composition({'outer': rectangle})"
+        style:
+          shadow: 1
+      mc:
+        formula: Text(r'$c$', c)
+      body:
+        formula: "Composition({'wheel': wheel, 'N': N, 'mc': mc})"
+        style:
+          linecolor: black
+  - name: plan
+    shapes:
+      mB:
+        formula: Text(r'$B$',B)
+      mA:
+        formula: Text(r'$A$', A)
+      wall:
+        formula: Wall(x=[A[0], B[0]], y=[A[1], B[1]], thickness=-0.25,transparent=False)
+        style:
+          linecolor: black
+      x_const:
+        formula: Line(contact, contact + point(0,4))
+        style:
+          linestyle: dotted
+        transform: rotate(-theta, contact)
+      x_axis:
+        formula: Axis(start=contact+ 2*rl*normal_vec, length=2*rl,label='$x$', rotation_angle=-theta)
+      plan:
+        formula: "Composition({'body': body, 'inclined wall': wall, 'x start': x_const,\
+          \ 'x axis': x_axis, 'mA': mA, 'mB': mB})"
+  - name: friction
+    shapes:
+      mg:
+        formula: Gravity(c, rl, text='$Mg$')
+        style:
+          linecolor: black
+      angle:
+        formula: Arc_wText(r'$<bslash>theta$', center=B, radius=3, start_angle=180-theta,
+          arc_angle=theta, fontsize=fontsize)
+        style:
+          linecolor: black
+          linewidth: 1
+      ground:
+        formula: Line((B[0]-L/10., 0), (B[0]-L/2.,0))
+        stlye:
+          linecolor: black
+          linestyle: dashed
+          linewidth: 1
+      friction:
+        formula: "Composition({'plan': plan, 'ground': ground, 'mg': mg, 'angle':\
+          \ angle})"

shapereference/index.html

@@ -612,6 +612,33 @@
       </ul>
     </nav>
   
+</li>
+      
+        <li class="md-nav__item">
+  <a href="#trajectory" class="md-nav__link">
+    Trajectory
+  </a>
+  
+    <nav class="md-nav" aria-label="Trajectory">
+      <ul class="md-nav__list">
+        
+          <li class="md-nav__item">
+  <a href="#yaml_14" class="md-nav__link">
+    Yaml
+  </a>
+  
+</li>
+        
+          <li class="md-nav__item">
+  <a href="#python_14" class="md-nav__link">
+    Python
+  </a>
+  
+</li>
+        
+      </ul>
+    </nav>
+  
 </li>
       
         <li class="md-nav__item">
@@ -623,14 +650,14 @@
       <ul class="md-nav__list">
         
           <li class="md-nav__item">
-  <a href="#yaml_14" class="md-nav__link">
+  <a href="#yaml_15" class="md-nav__link">
     Yaml
   </a>
   
 </li>
         
           <li class="md-nav__item">
-  <a href="#python_14" class="md-nav__link">
+  <a href="#python_15" class="md-nav__link">
     Python
   </a>
   
@@ -650,14 +677,14 @@
       <ul class="md-nav__list">
         
           <li class="md-nav__item">
-  <a href="#yaml_15" class="md-nav__link">
+  <a href="#yaml_16" class="md-nav__link">
     Yaml
   </a>
   
 </li>
         
           <li class="md-nav__item">
-  <a href="#python_15" class="md-nav__link">
+  <a href="#python_16" class="md-nav__link">
     Python
   </a>
   
@@ -677,14 +704,14 @@
       <ul class="md-nav__list">
         
           <li class="md-nav__item">
-  <a href="#yaml_16" class="md-nav__link">
+  <a href="#yaml_17" class="md-nav__link">
     Yaml
   </a>
   
 </li>
         
           <li class="md-nav__item">
-  <a href="#python_16" class="md-nav__link">
+  <a href="#python_17" class="md-nav__link">
     Python
   </a>
   
@@ -704,14 +731,14 @@
       <ul class="md-nav__list">
         
           <li class="md-nav__item">
-  <a href="#yaml_17" class="md-nav__link">
+  <a href="#yaml_18" class="md-nav__link">
     Yaml
   </a>
   
 </li>
         
           <li class="md-nav__item">
-  <a href="#python_17" class="md-nav__link">
+  <a href="#python_18" class="md-nav__link">
     Python
   </a>
   
@@ -731,14 +758,14 @@
       <ul class="md-nav__list">
         
           <li class="md-nav__item">
-  <a href="#yaml_18" class="md-nav__link">
+  <a href="#yaml_19" class="md-nav__link">
     Yaml
   </a>
   
 </li>
         
           <li class="md-nav__item">
-  <a href="#python_18" class="md-nav__link">
+  <a href="#python_19" class="md-nav__link">
     Python
   </a>
   
@@ -758,14 +785,14 @@
       <ul class="md-nav__list">
         
           <li class="md-nav__item">
-  <a href="#yaml_19" class="md-nav__link">
+  <a href="#yaml_20" class="md-nav__link">
     Yaml
   </a>
   
 </li>
         
           <li class="md-nav__item">
-  <a href="#python_19" class="md-nav__link">
+  <a href="#python_20" class="md-nav__link">
     Python
   </a>
   
@@ -785,14 +812,14 @@
       <ul class="md-nav__list">
         
           <li class="md-nav__item">
-  <a href="#yaml_20" class="md-nav__link">
+  <a href="#yaml_21" class="md-nav__link">
     Yaml
   </a>
   
 </li>
         
           <li class="md-nav__item">
-  <a href="#python_20" class="md-nav__link">
+  <a href="#python_21" class="md-nav__link">
     Python
   </a>
   
@@ -1240,6 +1267,33 @@
       </ul>
     </nav>
   
+</li>
+      
+        <li class="md-nav__item">
+  <a href="#trajectory" class="md-nav__link">
+    Trajectory
+  </a>
+  
+    <nav class="md-nav" aria-label="Trajectory">
+      <ul class="md-nav__list">
+        
+          <li class="md-nav__item">
+  <a href="#yaml_14" class="md-nav__link">
+    Yaml
+  </a>
+  
+</li>
+        
+          <li class="md-nav__item">
+  <a href="#python_14" class="md-nav__link">
+    Python
+  </a>
+  
+</li>
+        
+      </ul>
+    </nav>
+  
 </li>
       
         <li class="md-nav__item">
@@ -1251,14 +1305,14 @@
       <ul class="md-nav__list">
         
           <li class="md-nav__item">
-  <a href="#yaml_14" class="md-nav__link">
+  <a href="#yaml_15" class="md-nav__link">
     Yaml
   </a>
   
 </li>
         
           <li class="md-nav__item">
-  <a href="#python_14" class="md-nav__link">
+  <a href="#python_15" class="md-nav__link">
     Python
   </a>
   
@@ -1278,14 +1332,14 @@
       <ul class="md-nav__list">
         
           <li class="md-nav__item">
-  <a href="#yaml_15" class="md-nav__link">
+  <a href="#yaml_16" class="md-nav__link">
     Yaml
   </a>
   
 </li>
         
           <li class="md-nav__item">
-  <a href="#python_15" class="md-nav__link">
+  <a href="#python_16" class="md-nav__link">
     Python
   </a>
   
@@ -1305,14 +1359,14 @@
       <ul class="md-nav__list">
         
           <li class="md-nav__item">
-  <a href="#yaml_16" class="md-nav__link">
+  <a href="#yaml_17" class="md-nav__link">
     Yaml
   </a>
   
 </li>
         
           <li class="md-nav__item">
-  <a href="#python_16" class="md-nav__link">
+  <a href="#python_17" class="md-nav__link">
     Python
   </a>
   
@@ -1332,14 +1386,14 @@
       <ul class="md-nav__list">
         
           <li class="md-nav__item">
-  <a href="#yaml_17" class="md-nav__link">
+  <a href="#yaml_18" class="md-nav__link">
     Yaml
   </a>
   
 </li>
         
           <li class="md-nav__item">
-  <a href="#python_17" class="md-nav__link">
+  <a href="#python_18" class="md-nav__link">
     Python
   </a>
   
@@ -1359,14 +1413,14 @@
       <ul class="md-nav__list">
         
           <li class="md-nav__item">
-  <a href="#yaml_18" class="md-nav__link">
+  <a href="#yaml_19" class="md-nav__link">
     Yaml
   </a>
   
 </li>
         
           <li class="md-nav__item">
-  <a href="#python_18" class="md-nav__link">
+  <a href="#python_19" class="md-nav__link">
     Python
   </a>
   
@@ -1386,14 +1440,14 @@
       <ul class="md-nav__list">
         
           <li class="md-nav__item">
-  <a href="#yaml_19" class="md-nav__link">
+  <a href="#yaml_20" class="md-nav__link">
     Yaml
   </a>
   
 </li>
         
           <li class="md-nav__item">
-  <a href="#python_19" class="md-nav__link">
+  <a href="#python_20" class="md-nav__link">
     Python
   </a>
   
@@ -1413,14 +1467,14 @@
       <ul class="md-nav__list">
         
           <li class="md-nav__item">
-  <a href="#yaml_20" class="md-nav__link">
+  <a href="#yaml_21" class="md-nav__link">
     Yaml
   </a>
   
 </li>
         
           <li class="md-nav__item">
-  <a href="#python_20" class="md-nav__link">
+  <a href="#python_21" class="md-nav__link">
     Python
   </a>
   
@@ -1466,6 +1520,7 @@
 <li><a href="#force">Force</a>: defines an Indication of a force by an arrow and a text (symbol)</li>
 <li><a href="#wall">Wall</a>: defines an hached box given starting, ending point and thickness, filled with a pattern</li>
 <li><a href="#curve">Curve</a>: defines a general curve as a sequence of (x,y) coordinates</li>
+<li><a href="#trajectory">Trajectory</a>: defines a general curve as a sequence of Point (subclass Curve)</li>
 <li><a href="#gravity">Gravity</a>: defines a downward-pointing gravity arrow with the symbol g or user given symbol.</li>
 <li><a href="#moment">Moment</a>: defines a Moment arrow with text given text, center and radius</li>
 <li><a href="#text_warrow">Text_wArrow</a>: defines Text, but an arrow is drawn from the mid part of the text to some point arrow_tip</li>
@@ -1740,9 +1795,37 @@ curve.set_name(&quot;curve&quot;)
 </code></pre>
 
 <p><img alt="Curve" src="../reference/curve.svg" /></p>
+<h2 id="trajectory">Trajectory</h2>
+<p><a href="#list-of-shapes">home</a> defines a general curve as a sequence of Point (subclass Curve)</p>
+<h3 id="yaml_14">Yaml</h3>
+<pre><code class="yaml">trajectory=&quot;&quot;&quot;\
+name: trajectory
+shapes:
+    P1: Point(1,-1)
+    P2: P1 + Point(0,2)
+    P3: P2 + Point(-2,0)
+    P4: P3 + Point(0,-2)
+    psq: |
+       [P1,P2,P3,P4]  
+    trajectory: Trajectory(psq)
+&quot;&quot;&quot;
+</code></pre>
+
+<h3 id="python_14">Python</h3>
+<pre><code class="python">P1 = Point(1,-1)
+P2 = P1 + Point(0,2)
+P3 = P2 + Point(-2,0)
+P4 = P3 + Point(0,-2)
+psq = [P1,P2,P3,P4]
+trajectory = Trajectory(psq)
+trajectory.draw()
+curve.set_name(&quot;trajectory&quot;)
+</code></pre>
+
+<p><img alt="Curve" src="../reference/trajectory.svg" /></p>
 <h2 id="gravity">Gravity</h2>
 <p><a href="#list-of-shapes">home</a> defines a downward-pointing gravity arrow with the symbol g or user given symbol.</p>
-<h3 id="yaml_14">Yaml</h3>
+<h3 id="yaml_15">Yaml</h3>
 <pre><code class="yaml">gravity=&quot;&quot;&quot;
 name: gravity
 shapes:
@@ -1753,7 +1836,7 @@ shapes:
 &quot;&quot;&quot;
 </code></pre>
 
-<h3 id="python_14">Python</h3>
+<h3 id="python_15">Python</h3>
 <pre><code class="python">c = point(0,0)
 r = 2
 gravity = Gravity(c, r, text='$Mg$')
@@ -1763,7 +1846,7 @@ gravity.set_name(&quot;gravity&quot;)
 <p><img alt="Gravity" src="../reference/gravity.svg" /></p>
 <h2 id="moment">Moment</h2>
 <p><a href="#list-of-shapes">home</a> defines a Moment arrow with text given text, center and radius.</p>
-<h3 id="yaml_15">Yaml</h3>
+<h3 id="yaml_16">Yaml</h3>
 <pre><code class="yaml">moment=&quot;&quot;&quot;
 name: moment
 shapes:
@@ -1771,7 +1854,7 @@ shapes:
 &quot;&quot;&quot;
 </code></pre>
 
-<h3 id="python_15">Python</h3>
+<h3 id="python_16">Python</h3>
 <pre><code class="python">moment = Moment(&quot;$T$&quot;, point(0,0), 2)
 moment.shape_name=&quot;moment&quot;
 </code></pre>
@@ -1779,7 +1862,7 @@ moment.shape_name=&quot;moment&quot;
 <p><img alt="Moment" src="../reference/moment.svg" /></p>
 <h2 id="text_warrow">Text_wArrow</h2>
 <p><a href="#list-of-shapes">home</a> Text, but an arrow is drawn from the mid part of the text to some point arrow_tip</p>
-<h3 id="yaml_16">Yaml</h3>
+<h3 id="yaml_17">Yaml</h3>
 <pre><code class="yaml">txtarrow=&quot;&quot;&quot;
 name: txtarrow
 shapes:
@@ -1787,7 +1870,7 @@ shapes:
 &quot;&quot;&quot;
 </code></pre>
 
-<h3 id="python_16">Python</h3>
+<h3 id="python_17">Python</h3>
 <pre><code class="python">txtarrow = Text_wArrow(&quot;$Text$&quot;, point(0,0), point(2,2))
 txtarrow.set_name(&quot;txtarrow&quot;)
 </code></pre>
@@ -1795,7 +1878,7 @@ txtarrow.set_name(&quot;txtarrow&quot;)
 <p><img alt="Text_wArrow" src="../reference/textwarrow.svg" /></p>
 <h2 id="wheel">Wheel</h2>
 <p><a href="#list-of-shapes">home</a> Hub and spokes Wheel given center, radius, spokes (default 10), inner_radius(default 1/5 of radius)</p>
-<h3 id="yaml_17">Yaml</h3>
+<h3 id="yaml_18">Yaml</h3>
 <pre><code class="yaml">wheel=&quot;&quot;&quot;
 name: wheel
 shapes:
@@ -1803,7 +1886,7 @@ shapes:
 &quot;&quot;&quot;
 </code></pre>
 
-<h3 id="python_17">Python</h3>
+<h3 id="python_18">Python</h3>
 <pre><code class="python">wheel = Wheel(point(0,0), 5)
 wheel.set_name(&quot;wheel&quot;)
 </code></pre>
@@ -1811,7 +1894,7 @@ wheel.set_name(&quot;wheel&quot;)
 <p><img alt="Wheel" src="../reference/wheel.svg" /></p>
 <h2 id="spring">Spring</h2>
 <p><a href="#list-of-shapes">home</a> Specify a vertical spring, starting at start and with length as total vertical length</p>
-<h3 id="yaml_18">Yaml</h3>
+<h3 id="yaml_19">Yaml</h3>
 <pre><code class="yaml">spring=&quot;&quot;&quot;
 name: spring
 shapes: 
@@ -1823,7 +1906,7 @@ shapes:
 &quot;&quot;&quot;
 </code></pre>
 
-<h3 id="python_18">Python</h3>
+<h3 id="python_19">Python</h3>
 <pre><code class="python">spring = Spring(point(0,0),5)
 spring.set_linecolor('black')
 spring.set_linewidth(1)
@@ -1833,7 +1916,7 @@ spring.set_name(&quot;spring&quot;)
 <p><img alt="Spring" src="../reference/spring.svg" /></p>
 <h2 id="dashpot">Dashpot</h2>
 <p><a href="#list-of-shapes">home</a> Defines a vertical dashpot of height <code>total_length</code> and <code>start</code> as bottom/starting point.</p>
-<h3 id="yaml_19">Yaml</h3>
+<h3 id="yaml_20">Yaml</h3>
 <pre><code class="yaml">dashpot=&quot;&quot;&quot;
 name: dashpot
 shapes:
@@ -1841,7 +1924,7 @@ shapes:
 &quot;&quot;&quot;
 </code></pre>
 
-<h3 id="python_19">Python</h3>
+<h3 id="python_20">Python</h3>
 <pre><code class="python">dashpot = Dashpot(point(0,0),5)
 dashpot.set_name(&quot;dashpot&quot;)
 </code></pre>
@@ -1866,7 +1949,7 @@ sketch.append(head)
 </code></pre>
 
 <p>The above code initialize myfig sketch space loading into it libraries references so samples can use tan, radians, si, cos and all the objects defined in pysketcher (the module name of jupytersketcher) and numpy as well: this is used by the yaml definition of shapes</p>
-<h3 id="yaml_20">Yaml</h3>
+<h3 id="yaml_21">Yaml</h3>
 <pre><code class="python">myfig={}
 sketch=&quot;&quot;&quot;
 # put here the yaml 'object' definition
@@ -1879,7 +1962,7 @@ drawing_tool.display()
 display(SVG(Sketch.matplotlib2SVG()))
 </code></pre>
 
-<h3 id="python_20">Python</h3>
+<h3 id="python_21">Python</h3>
 <pre><code class="python">drawing_tool.erase()
 # put the code of the object case here
 # replace object by the actual name line, rectangle, circle...

sitemap.xml

@@ -1,31 +1,31 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <urlset xmlns="http://www.sitemaps.org/schemas/sitemap/0.9"><url>
      <loc>None</loc>
-     <lastmod>2020-08-10</lastmod>
+     <lastmod>2020-08-11</lastmod>
      <changefreq>daily</changefreq>
     </url><url>
      <loc>None</loc>
-     <lastmod>2020-08-10</lastmod>
+     <lastmod>2020-08-11</lastmod>
      <changefreq>daily</changefreq>
     </url><url>
      <loc>None</loc>
-     <lastmod>2020-08-10</lastmod>
+     <lastmod>2020-08-11</lastmod>
      <changefreq>daily</changefreq>
     </url><url>
      <loc>None</loc>
-     <lastmod>2020-08-10</lastmod>
+     <lastmod>2020-08-11</lastmod>
      <changefreq>daily</changefreq>
     </url><url>
      <loc>None</loc>
-     <lastmod>2020-08-10</lastmod>
+     <lastmod>2020-08-11</lastmod>
      <changefreq>daily</changefreq>
     </url><url>
      <loc>None</loc>
-     <lastmod>2020-08-10</lastmod>
+     <lastmod>2020-08-11</lastmod>
      <changefreq>daily</changefreq>
     </url><url>
      <loc>None</loc>
-     <lastmod>2020-08-10</lastmod>
+     <lastmod>2020-08-11</lastmod>
      <changefreq>daily</changefreq>
     </url>
 </urlset>