hedgewars/uCursor.pas
author sheepluva
Tue, 18 Oct 2011 05:43:16 +0200
branch0.9.16
changeset 6005 3470f3f547ca
parent 5199 5eae5da831e1
child 6580 6155187bf599
permissions -rw-r--r--
backport of c90f50e6dd8e (eggshell vgt related segfault)

unit uCursor;

interface

procedure init;
procedure updatePosition;

implementation

uses SDLh, uVariables;

procedure init;
begin
    SDL_WarpMouse(cScreenWidth div 2, cScreenHeight div 2);
end;

procedure updatePosition;
var x, y: LongInt;
begin
    SDL_GetMouseState(@x, @y);

    if(x <> cScreenWidth div 2) or (y <> cScreenHeight div 2) then
        begin
        CursorPoint.X:= CursorPoint.X + x - cScreenWidth div 2;
        CursorPoint.Y:= CursorPoint.Y - y + cScreenHeight div 2;

        if cHasFocus then SDL_WarpMouse(cScreenWidth div 2, cScreenHeight div 2);
        end
end;

end.