Graphics Programs Reference
In-Depth Information
Move Tool
— Allows you to move and position layers and objects within an imager file.
Works with the arrow keys on the keyboard to “Nudge” items into a precise location.
Navigate
— To browse for files on a computer's hard drive or external drives.
Opacity
— How transparent a layer is.
Options Bar
— Located under the Menu Bar. Changes with selections from the tool bar.
Paint Bucket Tool
— Fills a closed space with a solid color. Flows around other colors.
Pantone Colors
— Industry standard colors that are represented by names and numbers.
PDF
— Stands for
P
ortable
D
ocument
F
ormat and is used mainly for documents. PDF
file format preserves fonts, page layout, and other document characteristics. PDF files are
platform independent, meaning almost any computer OS can be used when opening them.
Pixel
— Small squares that make up an image much like a mosaic. The more pixels per
inch, the higher the image quality.
Polygons
— Closed shapes like triangles, squares, rectangles, and octagons, these are
shapes that have three or more sides.
PSD File Format
— Photoshop's own format for saving files. Files saved in this format
retain layer information.
Range
— Used with the Dodge and Burn tools to select a tonal range to lighten or darken
(midtones, highlights, or shadows).
Raster Data
— This data is defined by its colors and pixels and is not defined mathem-
atically. Digital pictures are raster data. Some tools in Photoshop can only be applied to
raster data or raster images.
Rasterize
— Converting vector data to raster data. Performing this conversion is called
rasterizing.
Resolution
— Resolution determines how many pixels are shown per unit (such as inch
or centimeter) in an image.
Reverse
— Used with the Gradient tool to flip tones and colors.
Revert
— Located in the File menu, the Revert command returns the file to the condition
it was in the last time it was saved.
RGB Mode
— A color mode that uses red, green, and blue to create the colors you see.
Selection —
to isolate an object or portion of an image, so that it can be modified inde-
pendently of the rest of the image
.
