NLDJoystick =========== HOW TO INSTALL / HOW TO ADD TO THE COMPONENT PALETTE? ----------------------------------------------------- Instructions for Delphi 7: 1 - Download all the files from http://svn.nldelphi.com/nldelphi/opensource/ngln/NLDJoystick/ 2 - Start Delphi 3 - Close All 4 - Open downloaded package named NLDJoystick70.dpk 5 - When this file is opened in the editor, then first hit F12 to bring the package window in front 6 - Click the "Install" button Alternative: 5 - Build package (Menu > Project > Build NLDJoystick70) 6 - Copy (CTRL-C) the output directory where the compiled package is placed (Menu > Project > Options > Directories/Conditionals > Directories > Output directory) 7 - Choose "Install Packages..." from Menu > Component 8 - Click Add 9 - Paste (CTRL_V) the copied directory in the file name edit box 10 - Click Open 11 - Select "NLDJoystick70.bpl" 12 - Click Open HOW TO USE IN A PROJECT? ------------------------ 1 - Drop one component for each attached joystick from the component palette onto the form designer 2 - Set the "Active" property to True (this will not succeed when there is no joystick connected) 3 - Implement the desired events 4 - Set additional properties 5 - Make sure the component source code can be found for the project (Menu > Project > Options > Directories/Conditionals > Directories > Search path) CAPABILITIES ------------ - Supports up to 2 joysticks - Supports up to 6 axis - Supports up to 32 buttons - Supports "Point of view" (POV) MANUAL ------ Properties: - AbsCenter, AbsMax, AbsMin: TJoyAbsPos; Reads the absolute position of the joystick on the 6 axis - Active: Boolean default False; Reads or sets the whether the component is active - Advanced: Boolean default False; When False: the code is message based, and the component supports only up to 2 axis and 4 buttons When True: the code is polling based, and the component supports all capabilities - AxisCount: Byte; The actual number of available axis on the joystick - Axises: TJoyAxises; The actual set of available axis on the joystick - ButtonCount: Byte; The actual number of buttons on the joystick - HasPOV: Boolean; Reads whether the joystick has POV available - ID: TJoyID; The WinAPI identifier (0 or 1) - PollingInterval: Cardinal default 40; Reads or sets the polling interval for an advanced joystick in milliseconds - RepeatButtonDelay: Cardinal default 350; Reads or sets the repeat button delay duration in milliseconds - RepeatMoveDelay: Cardinal default 350; Reads or sets the repeat move delay duration in milliseconds - SuspendScreensaver: Boolean default False; Reads or sets whether joystick activity should suspend the screensaver - ThresholdFactor: Double; Reads or sets the threshold factor Events: - OnButtonDown: TJoyButtonEvent; - OnButtonUp: TJoyButtonEvent; - OnMove: TJoyMoveEvent; - OnPOVChanged: TJoyPOVChangedEvent;