OIMFloor now conforms to OIMObject protocol. Text label can be displayed.
OIMRect now conforms to OIMObject protocol.
OIMPath now conforms to OIMObject protocol.
Override the -(float)scaleFactor method to return the current scale value immediately.
Update the OIMTexture class based on Apple's Texture2d class. Add UIImage, Text and easy-draw extensions.
Update the drawing method.
Add the OIMObject protocol.
OIMRoom now conforms to OIMObject protocol. Display the text label based on the area of the room and current global scale factor.
Modified for demo.
Remove the error checking codes.
Final map file for KDMall 1st floor.
Project update.

Use CoreGraphics for text rendering in OpenGL. Remove all the freetype
files. Add final oim file for KDMall 1st floor.