A fast and easily customised operating system
for ARM devices
Descriptor Extension Types
Programmer's Reference Manuals
» Part 7 - The Desktop
» The Window Manager
» Messages
» Message Codes
» Message_ColourPickerColourChoice
» ColourPicker Colour Descriptor
» Descriptor Extension Types
Descriptor Extension Types
| Type | Meaning |
|---|---|
| 0 | RGB data (16 bytes of extension data) |
| +12 | Red Value |
| +16 | Green Value |
| +20 | Red Value |
| 1 | CMYK data (20 bytes of extension data) |
| +12 | Cyan Value |
| +16 | Magenta Value |
| +20 | Yellow Value |
| +24 | Key Value |
| 2 | HSW data (16 bytes of extension data) |
| +12 | Hue Value |
| +16 | Saturation Value |
| +20 | Value Percentage |
Notes
Each extension type enforces a different meaning of data from message block +20 onwards.
Information on ColourTrans fixed point data is available here.