First create a fireworks file, background black, size yourself defined.
And then press Ctrl+r to go into a picture prepared beforehand (pictures from the network, infringement please timely report!) )
Draw a rectangle over the canvas, and the stroke and fill colors are white, as shown in the figure:
To the history panel, clear the history record. (Prepare for the next step) as shown in the figure:
Select the rectangle, Clone (Ctrl+shift+d), and move to the appropriate location. Go back to the history panel, select all the steps in the history, and click the Replay button as shown in the picture:
In the same way as the playback function, make all the rectangles in portrait, as shown in the figure:
Select All, note: The imported bitmap does not have to be selected in, and then the combination (CTRL+G), see the layer board, and then choose the same picture into the ctrl+x cut, and then select the combination of the layer, to perform the following figure:
Viewing effect: