tcenteredbitmap
create
tmaskedbitmap
destroy
clear
loadfrommaskedimage
savetomaskedimage
bitmap
releasehandle
acquirehandle
initmask
stretch
remask
automask
loadfromstring
loadfromstream
loadfromfile
tryloadfromstring
tryloadfromstream
tryloadfromfile
writetostring
writetostream
writetofile
tbitmap
savetoimage
loadfromimage
assign
change
beginupdate
endupdate
loaddata
hasimage
paint
init
compressdata
decompressdata
tsimplebitmap
copyhandle
assignnegative
freecanvas
canvasallocated
copyarea
isempty
tnullinterfacedpersistent
tvirtualpersistent