The Brush tool allows you to draw a color swatch at random. When you click the Brush tool in the toolbox, its options are displayed below the toolbox, so let's take a look at its options, as shown in Figure 2-1-27.
Figure 2-1-27 Brush Tool options
Here, we can select the size and style of the brush and its fill mode. The reader can choose a different size and style to practice and find a feeling first.
Let's use the leaves we just painted to explain its fill pattern in detail. Click the Fill Mode button in Figure 2-1-27 below options to eject the fill mode Drop-down list, as shown in Figure 2-1-28.
Figure 2-1-28 Brush Fill mode
(1) Standard painting
Select the Brush tool and set fill color to yellow and, of course, other colors. Select "Standard painting" mode, move the brush (when the Brush tool is selected, the mouse pointer changes to a brush shape) to the leaf graph of the stage, drag the mouse on the leaves on a few smear, observe the effect, as shown in Figure 2-1-29.
Figure 2-1-29 Standard painting mode
You can see that, whether it's a line or a fill range, as long as the brush goes through the place, it becomes the color of the brush.