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Apply Pathfinder effects
Pathfinder effects
let you create new shapes out of overlapping objects. You can apply
Pathfinder effects by using the Effects menu or the Pathfinder panel.
Pathfinder
effects in the Effects menu can only be applied to groups, layers, and
text objects. After you apply the effect, you can still select and
edit the original objects. You can also use the Appearance panel
to modify or remove the effect.
Pathfinder
effects in the Pathfinder panel can be applied to any combination of
objects, groups, and layers. The final shape combination is created
when you click a pathfinder button; after that, you cannot edit
the original objects. If the effect results in multiple objects,
they are automatically grouped together.
For a video on using Pathfinder
effects and clipping masks and how to import clipping masks into
Flash, see www.adobe.com/go/vid0057.
Apply a Pathfinder effect using the Effects menu- Do one of the following:
Group
together the objects you want to use, and select the group.
Move
the objects you want to use into a separate layer, and target the
layer.
- Choose
Effect > Pathfinder and choose a Pathfinder effect.
 To
quickly apply the same Pathfinder effect again, choose Effect >
Apply [effect].
Apply a Pathfinder effect using the Pathfinder panel- Select the objects to which you
want to apply the effect.
To apply
a Pathfinder effect to a group or layer, target the group or layer.
- In
the Pathfinder panel, click a pathfinder button (in the bottom row),
or Alt‑click (Windows) or Option‑click (Mac OS) a Shape
Mode button (in the top row).
Summary of Pathfinder effects- Add
- Traces
the outline of all objects as if they were a single, merged object.
The resulting shape takes on the paint attributes of the top object.
- Intersect
- Traces
the outline of the region overlapped by all the objects.
- Exclude
- Traces
all nonoverlapping areas of the objects, and makes overlapping areas
transparent. Where an even number of objects overlap, the overlap becomes
transparent. Where an odd number of objects overlap, the overlap becomes
filled.
- Subtract
- Subtracts
the frontmost objects from the backmost object. You can use this
command to delete areas of an illustration by adjusting the stacking order.
- Minus Back
- Subtracts the objects in back from the frontmost
object. You can use this command to delete areas of an illustration
by adjusting the stacking order.
- Divide
- Separates
a piece of artwork into its component filled faces (a face is
an area undivided by a line segment).
Note: When you use the Divide button
in the Pathfinder panel, you can use the Direct Selection or Group
Selection tool to manipulate the resulting faces independently of each
other. You can also choose to delete or preserve unfilled objects
when applying the Divide command.
- Trim
- Removes
the part of a filled object that is hidden. It removes any strokes and
does not merge objects of the same color.
- Merge
- Removes
the part of a filled object that is hidden. It removes any strokes and
merges any adjoining or overlapping objects filled with the same
color.
- Crop
- Divides
artwork into its component filled faces, and then deletes all the parts
of the artwork that fall outside the boundary of the topmost object.
It also removes any strokes.
- Outline
- Divides
an object into its component line segments, or edges.
This command is useful for preparing artwork that needs a trap for
overprinting objects. (See Create
a trap.)
Note: When
you use the Outline button in the Pathfinder panel, you can use
the Direct Selection or Group Selection tool to manipulate each
edge independently. You can also choose to delete or preserve unfilled
objects when applying the Outline command.
- Hard Mix
- Combines
colors by choosing the highest value of each of the color components.
For example, if Color 1 is 20% cyan, 66% magenta, 40% yellow, and 0%
black; and Color 2 is 40% cyan, 20% magenta, 30% yellow, and 10%
black, the resulting hard color is 40% cyan, 66% magenta, 40% yellow,
and 10% black.
- Soft Mix
- Makes
the underlying colors visible through the overlapping artwork, and
then divides the image into its component faces. You specify the
percentage of visibility you want in the overlapping colors.
- Trap
- Compensates
for potential gaps between colors in artwork by creating a small
area of overlap (called a trap) between two adjoining colors.
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