diff options
Diffstat (limited to 'sdl2/events.scm')
| -rw-r--r-- | sdl2/events.scm | 239 |
1 files changed, 239 insertions, 0 deletions
diff --git a/sdl2/events.scm b/sdl2/events.scm index c9e391b..f207348 100644 --- a/sdl2/events.scm +++ b/sdl2/events.scm @@ -116,6 +116,49 @@ joystick-button-event-button joystick-button-event-pressed? + make-joystick-ball-event + joystick-ball-event? + joystick-ball-event-timestamp + joystick-ball-event-which + joystick-ball-event-ball + joystick-ball-event-x-rel + joystick-ball-event-y-rel + + make-joystick-hat-event + joystick-hat-event? + joystick-hat-event-timestamp + joystick-hat-event-which + joystick-hat-event-hat + joystick-hat-event-value + + make-joystick-device-event + joystick-device-event? + joystick-device-event-timestamp + joystick-device-event-which + joystick-device-event-action + + make-controller-axis-event + controller-axis-event? + controller-axis-event-timestamp + controller-axis-event-which + controller-axis-event-axis + controller-axis-event-value + + make-controller-button-event + controller-button-event? + controller-button-down-event? + controller-button-up-event? + controller-button-event-timestamp + controller-button-event-which + controller-button-event-button + controller-button-event-pressed? + + make-controller-device-event + controller-device-event? + controller-device-event-timestamp + controller-device-event-which + controller-device-event-action + poll-event)) (define (make-sdl-event) @@ -1000,6 +1043,186 @@ (make-joystick-button-event timestamp which button (= state ffi:SDL_PRESSED))))) +(define-record-type <joystick-ball-event> + (make-joystick-ball-event timestamp which ball x-rel y-rel) + joystick-ball-event? + (timestamp joystick-ball-event-timestamp) + (which joystick-ball-event-which) + (ball joystick-ball-event-ball) + (x-rel joystick-ball-event-x-rel) + (y-rel joystick-ball-event-y-rel)) + +(define (parse-joystick-ball-event ptr) + (define types + (list uint32 ; type + uint32 ; timestamp + int32 ; which + uint8 ; ball + uint8 ; padding1 + uint8 ; padding2 + uint8 ; padding3 + int16 ; xrel + int16)) ; yrel + + (match (parse-c-struct ptr types) + ((_ timestamp which ball xrel yrel) + (make-joystick-ball-event timestamp which ball xrel yrel)))) + +(define-record-type <joystick-hat-event> + (make-joystick-hat-event timestamp which hat value) + joystick-hat-event? + (timestamp joystick-hat-event-timestamp) + (which joystick-hat-event-which) + (hat joystick-hat-event-hat) + (value joystick-hat-event-value)) + +(define (parse-joystick-hat-event ptr) + (define types + (list uint32 ; type + uint32 ; timestamp + int32 ; which + uint8 ; hat + uint8)) ; value + + (match (parse-c-struct ptr types) + ((_ timestamp which hat value) + ;; TODO: Parse 'value' and convert to symbol. + (make-joystick-hat-event timestamp which hat value)))) + +(define-record-type <joystick-device-event> + (make-joystick-device-event timestamp which action) + joystick-device-event? + (timestamp joystick-device-event-timestamp) + (which joystick-device-event-which) + (action joystick-device-event-action)) ; added or removed + +(define (parse-joystick-device-event ptr) + (define types + (list uint32 ; type + uint32 ; timestamp + int32)) ; which + + (match (parse-c-struct ptr types) + ((type timestamp which) + (make-joystick-device-event timestamp which + (if (= type ffi:SDL_JOYDEVICEADDED) + 'added + 'removed))))) + + +;;; +;;; Game Controller +;;; + +(define-record-type <controller-axis-event> + (make-controller-axis-event timestamp which axis value) + controller-axis-event? + (timestamp controller-axis-event-timestamp) + (which controller-axis-event-which) + (axis controller-axis-event-axis) + (value controller-axis-event-value)) + +(define (parse-controller-axis-event ptr) + (define types + (list uint32 ; type + uint32 ; timestamp + int32 ; which + uint8 ; axis + uint8 ; padding1 + uint8 ; padding2 + uint8 ; padding3 + int16)) ; value + + (define (int->axis-symbol axis) + (cond + ((= axis ffi:SDL_CONTROLLER_AXIS_LEFTX) 'left-x) + ((= axis ffi:SDL_CONTROLLER_AXIS_LEFTY) 'left-y) + ((= axis ffi:SDL_CONTROLLER_AXIS_RIGHTX) 'right-x) + ((= axis ffi:SDL_CONTROLLER_AXIS_RIGHTY) 'right-y) + ((= axis ffi:SDL_CONTROLLER_AXIS_TRIGGERLEFT) 'trigger-left) + ((= axis ffi:SDL_CONTROLLER_AXIS_TRIGGERRIGHT) 'trigger-right))) + + (match (parse-c-struct ptr types) + ((_ timestamp which axis _ _ _ value) + (make-controller-axis-event timestamp + which + (int->axis-symbol axis) + value)))) + +(define-record-type <controller-button-event> + (make-controller-button-event timestamp which button pressed?) + controller-button-event? + (timestamp controller-button-event-timestamp) + (which controller-button-event-which) + (button controller-button-event-button) + (pressed? controller-button-event-pressed?)) + +(define (controller-button-down-event? event) + (and (controller-button-event? event) + (controller-button-event-pressed? event))) + +(define (controller-button-up-event? event) + (and (controller-button-event? event) + (not (controller-button-event-pressed? event)))) + +(define (parse-controller-button-event ptr) + (define types + (list uint32 ; type + uint32 ; timestamp + int32 ; which + uint8 ; button + uint8)) ; state + + (define (int->button-symbol button) + (cond + ((= button ffi:SDL_CONTROLLER_BUTTON_A) 'a) + ((= button ffi:SDL_CONTROLLER_BUTTON_B) 'b) + ((= button ffi:SDL_CONTROLLER_BUTTON_X) 'x) + ((= button ffi:SDL_CONTROLLER_BUTTON_Y) 'y) + ((= button ffi:SDL_CONTROLLER_BUTTON_BACK) 'back) + ((= button ffi:SDL_CONTROLLER_BUTTON_GUIDE) 'guide) + ((= button ffi:SDL_CONTROLLER_BUTTON_START) 'start) + ((= button ffi:SDL_CONTROLLER_BUTTON_LEFTSTICK) 'left-stick) + ((= button ffi:SDL_CONTROLLER_BUTTON_RIGHTSTICK) 'right-stick) + ((= button ffi:SDL_CONTROLLER_BUTTON_LEFTSHOULDER) 'left-shoulder) + ((= button ffi:SDL_CONTROLLER_BUTTON_RIGHTSHOULDER) 'right-shoulder) + ((= button ffi:SDL_CONTROLLER_BUTTON_DPAD_UP) 'dpad-up) + ((= button ffi:SDL_CONTROLLER_BUTTON_DPAD_DOWN) 'dpad-down) + ((= button ffi:SDL_CONTROLLER_BUTTON_DPAD_LEFT) 'dpad-left) + ((= button ffi:SDL_CONTROLLER_BUTTON_DPAD_RIGHT) 'dpad-right))) + + (match (parse-c-struct ptr types) + ((_ timestamp which button state) + (make-controller-button-event timestamp + which + (int->button-symbol button) + (= state ffi:SDL_PRESSED))))) + +(define-record-type <controller-device-event> + (make-controller-device-event timestamp which action) + controller-device-event? + (timestamp controller-device-event-timestamp) + (which controller-device-event-which) + (action controller-device-event-action)) + +(define (parse-controller-device-event ptr) + (define types + (list uint32 ; type + uint32 ; timestamp + int32)) ; which + + (match (parse-c-struct ptr types) + ((type timestamp which) + (make-controller-device-event timestamp + which + (cond + ((= type ffi:SDL_CONTROLLERDEVICEADDED) + 'added) + ((= type ffi:SDL_CONTROLLERDEVICEREMOVED) + 'removed) + ((= type ffi:SDL_CONTROLLERDEVICEREMAPPED) + 'remapped)))))) + ;;; ;;; Event management @@ -1028,7 +1251,23 @@ (parse-mouse-motion-event ptr)) ((= type ffi:SDL_JOYAXISMOTION) (parse-joystick-axis-event ptr)) + ((= type ffi:SDL_JOYBALLMOTION) + (parse-joystick-ball-event ptr)) + ((= type ffi:SDL_JOYHATMOTION) + (parse-joystick-hat-event ptr)) ((or (= type ffi:SDL_JOYBUTTONDOWN) (= type ffi:SDL_JOYBUTTONUP)) (parse-joystick-button-event ptr)) + ((or (= type ffi:SDL_JOYDEVICEADDED) + (= type ffi:SDL_JOYDEVICEREMOVED)) + (parse-joystick-device-event ptr)) + ((= type ffi:SDL_CONTROLLERAXISMOTION) + (parse-controller-axis-event ptr)) + ((or (= type ffi:SDL_CONTROLLERBUTTONDOWN) + (= type ffi:SDL_CONTROLLERBUTTONUP)) + (parse-controller-button-event ptr)) + ((or (= type ffi:SDL_CONTROLLERDEVICEADDED) + (= type ffi:SDL_CONTROLLERDEVICEREMOVED) + (= type ffi:SDL_CONTROLLERDEVICEREMAPPED)) + (parse-controller-device-event ptr)) (else 'fixme:unsupported-event)))))) |