ocr: 4 Chakba: dalx File Bitmap Bits Loom Help - a GBL - 15 LE EE New Fd -ed ve Cise Sinto - GBB'S MACHINE-INDEPENDENT GRAPHICS TOOLKIT, CHALK- BOX, gives developers the tools to create object oriented, graphi- cal user interfaces for their blackboard applications. This figure shows a bitmap editor developed in ChalkBox.
