=========================================== CanvasFill
Use GNU GPL v3.0 www.gnu.org/licenses/gpl-3.0.html
Author: herbert dai Website: www.adaiw.com
Fill canvas with custom chars.
V0.90.00: Fill Text with custom sentences, max sentences length is 70 chars. OutPut: /sdcard/adaiFill.png @date:2012.6.4