Re-learning gdi+[15]: Make and color series functions provided by the GDIPAPI unit

function MakePoint(X, Y: Integer): TGPPoint; overload;
function MakePoint(X, Y: Single): TGPPointF; overload;
function MakeSize(Width, Height: Integer): TGPSize; overload;
function MakeSize(Width, Height: Single): TGPSizeF; overload;
function MakeRect(x, y, width, height: Integer): TGPRect; overload;
function MakeRect(x, y, width, height: Single): TGPRectF; overload;
function MakeRect(location: TGPPoint; size: TGPSize): TGPRect; overload;
function MakeRect(location: TGPPointF; size: TGPSizeF): TGPRectF; overload;
function MakeRect(const Rect: TRect): TGPRect; overload;
function MakeColor(r, g, b: Byte): ARGB; overload;
function MakeColor(a, r, g, b: Byte): ARGB; overload;
function MakeCharacterRange(First, Length: Integer): TCharacterRange;

Get transparency

function Getalpha (COLOR:ARGB): BYTE;

Get Red ingredient

function getred (COLOR:ARGB): BYTE;

Get Green Ingredient

function Getgreen (COLOR:ARGB): BYTE;

Get Blue Ingredient

function Getblue (COLOR:ARGB): BYTE;

Delphi color conversion to GDI + color

function Colorreftoargb (rgb:colorref): ARGB;

GDI + color conversion to Delphi color

function Argbtocolorref (COLOR:ARGB): COLORREF;