In PatchDraw you find the following types of nodes.
Corner - Smooth - Cusp and Symmetry.
Under Help you will find detailed information about the different
curves.
In the following lesson I will show you how I edited the nodes
for my dog.
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Start by selecting
Block - New Block - PatchDraw
Select again
Block - General
Grid size = 24 x 24
Block size: 6" x 6"
Select Graph paper
Style - Graph paper lines
Number of Divisions: 4 horizontal - 4 vertical
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With Pointer select
- Simple Shape Tool
- Click the small black rectangle
on the toolbar click on rectangle shape.
(The Pointer changes to a drawing pen)
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2.

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Place the pen where you want to start, hold down the left mouse
button and drag until you get the desired size of a rectangle. (21/2
x 11/2 squares on your grid)
Adding a new node between points 1 & 2.
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Select Bezier-Tool
With left mouse button click on the line between 1 & 2, the line
will be highlighted (turns darker).
Either right-click once more the highlighted line or click the
small black rectangle on the Bezier button.
On the menu, click Edit
On the Arc menu, click Add
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A new node will be added in the center of line 1 - 2.
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Place the Pointer on the new node, while holding down the left
hand mouse button drag the new node down towards the right (as shown
in illustration).
Repeat with line 3 - 5, here I added node 4:
The drawing shows 6 nodes.
Moving the pointer towards each of the nodes (without clicking) a
popup information tells you that your node is of type corner in a
closed arc. All nodes are of the same type.
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Changing Straight Line to a Curved Line
Select Bezier-Tool
With the left mouse button click on the line between 2 & 3.
Line turns dark.
Right click -
From the popup menu, click Edit
From Edit Arc Menu, click toCurve
The straight line is now changed to a curved line type.
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With the left mouse button click on the
line 2 & 3,
the line turns dark and 2 handles
appear.
A node of type Corner has 2 handles which can be moved independently
in whatever direction you choose.
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Change curve like shown in illustration
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Node 4
The final drawing shows that node # 4 has to be of curve type Cusp
in order to shape the dog's mouth.
It is necessary to change a straight line to a curved line before
you can change the type of node.
With the left mouse button click on the line between 3 & 4.
The line turns dark.
Right click -
From the popup menu, click Edit
From Edit Arc Menu, click toCurve
Repeat with the line between points 4 & 5.
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Right click on node 4.
Edit - Edit Node
Click cusp
(now Cusp is grayed out - showing you that your node if of type Cusp)
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A curve of type Cusp gives you two control handles which are both
placed on the same side of the curve. Each handle can be moved
independently, each handle controls one part of the curve segment,
but the curve can only be changed in one direction.
Play a bit around and see the changes.
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Change node 5 to a Smooth type curve.
First you have to change the straight line between points 5 and 6 to
a curved line type.
With the left mouse button click on the line between points 5 and
6, the line turns dark. Right click - Edit -
Edit Ark - click toCurve
Right click on node 5.
Edit - Edit Node
Click Smooth
A curve of type Smooth has 2 control handles which are placed on
one straight line, one handle on each side of the node. Each handle
can be moved individually, but they always keep the smooth
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Selecting a Symmetry type curve gives you again 2 handles on one
straight line, but the distance from node to handle will change on
both sites if you are moving one handle.
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With the Bezier-tool button selected, you can highlight all lines
at once by holding down the SHIFT key and clicking on all the lines.
You can't edit the lines while they are all highlighted, but it will
show you how the handles are placed for each curve.
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From the shape gallery I selected shapes for the ears, nose and
tongue.
You you change your drawing just by moving the control handles.
If you want to move nodes
Click on Select tool, with the Pointer select the node you want to
move, hold down the left mouse button while you drag the node to the
position you want.
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When working in PatchDraw, I use this method to 90 %. I know that
my shape is closed, and by adding or deleting nodes, changing curve
types and moving handles, I can draw whatever I want. So get to know
this great and easy way to draw with PatchDraw - it really is fun -
and it guaranties that you can color your patches without leeking
colors.
And Kvadro certainly wouldn't mind to get some more friends to
play with.....send me your file!
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Should you have any questions, please send your
mail to barbaras@online.no.
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Instructions written by Ute-Barbara Skjønberg,
Quilt-Design
Feb. 4th, 2000
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