Figure 1
B2 Select File> Import> Import to Stage and choose a picture of your choice
Macromedia Flash - Effect of 'oil spill' Picture 2
Figure 2
B3. Select Window> Align to open the Align panel and select the positions on Figure 3 to correct the alignment
Macromedia Flash - Effect of 'oil spill' Picture 3
Figure 3
B4. Right-click Frame 2 and select Insert KeyFrame (see Figure 4).
Macromedia Flash - Effect of 'oil spill' Picture 4
Figure 4
B5. Do the same for Step 4 for Frames 3, 4, 5, ., 10 (see Figure 5).
Macromedia Flash - Effect of 'oil spill' Picture 5
Figure 5
B6. Create a new layer (see Figure 6)
Macromedia Flash - Effect of 'oil spill' Picture 6
Figure 6
B7. Click Frame 1 of Layer 2. Select the Oval Tool, remove the border color, select the blue fill color (see Figure 7).
Macromedia Flash - Effect of 'oil spill' Picture 7
Figure 7
B8. Draw a green circle right in the middle of the image and use the Align panel to adjust it right in the middle of the canvas (see Figure 8).
Macromedia Flash - Effect of 'oil spill' Picture 8
Figure 8
B9. Right click on Frame 2 of Layer 2 and select Insert KeyFrame (see Figure 9).
Macromedia Flash - Effect of 'oil spill' Picture 9
Figure 9
B10. Right click on the circle and select Free Transform (see Figure 10)
Macromedia Flash - Effect of 'oil spill' Picture 10
Figure 10
B11. Press the Alt + Shift keys simultaneously and use the mouse to drag the circle out (see Figure 11).
Macromedia Flash - Effect of 'oil spill' Picture 11
Figure 11
B12. Do the same steps Step 9, 10, and 11 for Frame 3, 4, ., 10 of Layer 2, each of the following Frames is larger than the previous Frame (see Figure 12).
Macromedia Flash - Effect of 'oil spill' Picture 12
Figure 12
B13. Right click on Layer 2 and select Mask (see Figure 13).
Macromedia Flash - Effect of 'oil spill' Picture 13
Figure 13
B14. Press Enter + Ctrl to check the result.
Download the original file here.