3 To make available the options under “Pressure Varies”, you need to use a pressure-sensitive, plug-in device, such as a Wacom™ tablet. Use these options to make a pressure-sensitive stylus. 4 Click OK and use the procedure “Using painting tools” on page 31.597. Spraying soft strokes with the Airbrush Using the Airbrush tool, you can apply the foreground color with a very soft (anti-aliased) stroke. The Airbrush tool paints as long as you press the mouse button. The Pressure setting in the Brushes pal- ette controls how fast the Airbrush applies color. 1 To configure the Airbrush tool, double-click the tool to open its dialog box. 2 Select the options you want to use in the Fade area. In the “Fade within” text box, enter the distance in which Canvas will complete the fade. •   To fade the airbrush size, choose Size. •   To fade the amount of color applied, choose Pressure. 3 To make available the options under “Pressure Varies”, you need to use a pressure-sensitive, plug-in device, such as a Wacom™ tablet. Use these options to make a pressure-sensitive stylus. 4 Click OK and use the procedure “Using painting tools” on page 31.597. Filling areas with color You can use the Bucket tool to pour color on an image. The Bucket applies the foreground color where you click. You can adjust its tol- erance so the color covers adjacent pixels of the same color only, or adjacent pixels of similar colors. 1 To configure the Bucket tool, double-click the tool. In the Bucket dialog box, adjust the settings as needed. •   To affect only identically-colored pixels, type 0 in the Tol- erance text box. Type a larger number to affect more pixels. •   To soften the edge of the filled area, turn on Anti-Aliased. Tip You can also change the Brush pointer in the Painting tab of the Preferences dialog box (see “Painting preferences,” page 15.224 and “Brush point- ers,” page 15.225). Airbrush tool Bucket tool
Canvas 8 Help: Painting and image-editing (20 of 46)                                                Page #606