Airbrush Select the colors. Click on the Airbrush button in the tool palette. Position the cursor and press and hold a mouse button to apply chosen colors. Opacity is an important style choice for this tool. The Fill tool fills an area with a color or pattern.
Options control how it recognizes and replaces color.
Click on the Fill button in the tool palette. Use the Fill Style drop down box to select the type of fill to perform. Every fill style except for the solid color fill has additional options. Clone Brush Use the Clone brush to copy part of an image to another location. Copy within an image, or between two images of the same color depth.