hedgewars/uCursor.pas
author unC0Rr
Fri, 19 Jan 2024 13:07:22 +0100
branchtransitional_engine
changeset 16038 7544a7d7c819
parent 14830 c2793ff4e887
child 15908 014f4edd0421
permissions -rw-r--r--
Start on adopting corrosion

{$INCLUDE "options.inc"}

unit uCursor;

interface

procedure init;
procedure resetPosition;
procedure resetPositionDelta();
procedure updatePositionDelta(xrel, yrel: LongInt);
procedure updatePosition();
procedure handlePositionUpdate(x, y: LongInt);

implementation

uses SDLh, uVariables, uTypes;

procedure init;
begin
    SDL_ShowCursor(SDL_DISABLE);
    resetPosition();
{$IFNDEF USE_TOUCH_INTERFACE}
    SDL_SetRelativeMouseMode(SDL_TRUE);
{$ENDIF}
end;

procedure resetPosition;
begin
    if GameType = gmtRecord then
        exit;
    SDL_WarpMouse(cScreenWidth div 2, cScreenHeight div 2);
    resetPositionDelta();
end;

procedure resetPositionDelta();
begin
    CursorPointDelta.X:= 0;
    CursorPointDelta.Y:= 0;
end;

procedure updatePositionDelta(xrel, yrel: LongInt);
begin
    CursorPointDelta.X:= CursorPointDelta.X + xrel;
    CursorPointDelta.Y:= CursorPointDelta.Y + yrel;
end;

procedure updatePosition();
begin
    handlePositionUpdate(CursorPointDelta.X, CursorPointDelta.Y);
    resetPositionDelta();
end;

procedure handlePositionUpdate(x, y: LongInt);
begin
    CursorPoint.X:= CursorPoint.X + x;
    CursorPoint.Y:= CursorPoint.Y - y;
end;

end.