Colors.nsh: now more colorful
I took Colors.nsh and added some macros to use with nsis.
- RGB.- Macro to convert red, green and blue integer values to HTML Hex number format.
- Hex.- Macro to convert red, green and blue integer value to Hexadecimal (0xRRGGBB) number format.
- GetRvalue.- Function to get the r value from a RGB number.
- GetGvalue.- Function to get the g value from a RGB number.
- GetBvalue.- Function to get the b value from a RGB number.
- GetRvalueX.- Function to get the r value from a Hex number.
- GetGvalueX.- Function to get the g value from a Hex number.
- GetBvalueX.- Function to get the r value from a HEX number.