Tutorial
1. Select the Ellipse tool, press CTRL key to draw a positive circle, the size of your set.
2. Use the interactive Filler tool to fill the positive circle with rays.
3. Press the SHIFT key to reduce the ratio of the positive circle and then click the right mouse button to copy one.
4. Fill the copied small circle with white.
The first time to see the rainbow is round, simple and practical tutorials
5. Rectangular tool to build a rectangular, position as shown.
6. Select two circles, perform menu-effect-picture frame trim-place in container.
7. Modify the Rectangle Contour property is None. The Rainbow is done. The first time to do a tutorial, senior more pp ah.
Add:
Start with the 4th step directly with the interactive transparency tool for linear transparent gradient, the procedure is simpler, the effect is more excellent. : I
Add a single figure for the background, and then look at the effect.