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 March
4, 2001
Creating "Hollow"
Envelopes
Using custom
Envelopes to mimic a brush stroke
Ever since FreeHand's competition featured
custom Brushes, FreeHand users were feeling a bit left out. Well with
this tip, not only will you be able to create brush type effects like
shown above at right, you'll also be learning how to create a very unique
Envelope that you can use for other effects.
I'm not even sure what to call this kind
of envelope (Hollow?), but what it will be doing is warping the art
to look like it's going "around" the shape instead of being
warped inside. The process can be time consuming and sometimes confusing,
but the results are amazing. Special thanks to Ranko Tomic for
helping me out with this. Based on original envelopes sent to me by
Jose Israel Rivas.
Note:
You can now create Brushes in FreeHand 10. You may download the
file at the end of this tip to use the objects as Graphic Symbols,
then apply them as a Brush in FreeHand 10
Version: 9 and above
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1)
We're going to
start off with a fairly simple shape to just show you the concept.
Basically a starting point for you to take and make your very
own envelopes later.
Draw a Pentagon shape like
shown above using the Polygon tool. Give the stroke about
a 20 pt. width and apply a lightly tinted color to it.
This represents the thickness of
the final envelope. If you want to try something thicker or thinner,
adjust the stroke width.
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2)
While the shape
is selected, go under the Modify menu -> Alter Path ->
Expand Stroke, or hit the toolbar button.
Enter in the width of the stroke
if it's not already there, here we use 20.
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3)
Now either Lock
this shape or put it on a separate layer under the Foreground
layer and lock that layer. This will be used as a guide for the
Hollow Envelope we are about to create.
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4)
Next, draw a rectangle
about as tall as the shape and Ungroup it.
Now we'll be adding some extra points
to this rectangle to use later, but first we need to find out
how many points to add.
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5)
If we go back
to the pentagon shape and select the paths, we can see that it
contains 10 points total. So we take take that value and
add 2 more points for a total of 12 points. This
is the amount of points we want to have in the rectangle to work
with.
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6)
Use either the
Bezigon or Pen tools to add the points to the longest
sides of the rectangle until you see in the Object Inspector,
that it has 12 points.
It is very important to add the
same number of points to either side of the rectangle like shown
above.
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7)
Next draw any
shape about as tall as the rectangle. Above I just drew a thin
Ellipse. This is what we'll be applying the envelope to
temporarily.
To get you through the next steps,
it may be helpful to give this ellipse a Lens fill so that
it's semitransparent.
Now select the rectangle
we created, and Cut or Copy it into the clipboard.
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8)
Select the Ellipse
and in the Envelope Toolbar, hit the Paste as Envelope button
to apply the new envelope.
Now we're ready to get started,
but first I'm going to try to explain the next steps, and I hope
it's not too confusing for you.
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What you'll be doing is moving the
points of the Envelope to correspond with the points of the pentagon
shape.
The points highlighted in Green
will be snapped to the outside points of the pentagon,
while the ones highlighted in Orange will be snapped to
the inside.
Got it? I certainly hope so... heh
heh.
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9)
First turn on
Snap to Points under the View menu if it isn't already.
Start with the top two points
of the Envelope and snap them to their corresponding points on
the polygon. You can pick any points to start from on the polygon.
Look at the animation above to see it in action.
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10)
Now continue the
process with the remaining points. Making sure that the inside
points of the envelope snap to the inside points of the polygon
shape and the outside points of the envelope snap to the outside
of the polygon.
Watch the animation above to see
me finish off my envelope. Yes it can get pretty confusing at
first, but it definitely helps if you've used a Lens filled shape
so you can see the underlying polygon points.
When you get to the bottom points
of the envelope, just snap them to the original top points where
you started.
When you are finished, it's safe
to hide or remove the original polygon.
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Special
Note
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For shapes with curves
in them, first place all the envelope points where
they should go.
Click on the point first,
then press and hold the Option (Alt) key. Then
just click-drag curve handles from the envelope points
to match the curve underneath like shown in the animation
at left.
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To test and see if the Envelope
was created correctly, hit the Show Map button on the Envelope
Toolbar. You should see that the Envelope is warping around
the inside of the polygon shape like shown above.
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11)
Now it's time
to finish and add this to FreeHand as an Envelope preset.
While the envelope is still selected,
go under the Xtras menu -> Distort -> Add Points
or use the toolbar button shown above.
This adds more points to the Envelope
and you'll immediately notice that it warps the shape much more
accurately. You can add as many points as you feel necessary for
your envelopes.
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12)
Once you've added
points to the Envelope and are happy with it's appearance, keep
it selected and hit the Save as Preset button. Then name it.
Congratulations! You have now created
a Hollow Envelope and it's been saved in FreeHand ready to be
reused.
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Now apply it to something more interesting.
Above I created a neat looking brush stroke that is actually a
blend of two shapes.
Once the Envelope is applied, you'll
notice that it may be squashed, so just use the Transform Handles
to adjust this. Once finished, it definitely has the appearance
of a natural brush stroke!
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Special
Note
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Sometimes it may be
necessary to add points to the shapes before
applying the Envelope to them to get more accurate
results. Just select the shape and go under the Xtras
menu -> Distort -> Add Points
or use the toolbar button.
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Now that you have the concept down,
go ahead and make other unique "Hollow" Envelopes like
shown above. Again, depending on the complexity of the shape you
want to make, it could be very time consuming and confusing.
But, once you're finished, just
save it as a preset and it will be available to you in
any FreeHand document.
Or just download the sample file
below, and snatch up these envelopes already made for you.
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Well I hope that this tip made sense.
It was quite a challenge trying to figure out how I was going to explain
it. If you do have any problems, please let me know. Enjoy!
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