105 lines
1.8 KiB
Go
105 lines
1.8 KiB
Go
package d2input
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import (
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"errors"
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)
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var (
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ErrHasReg = errors.New("input system already has provided handler")
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ErrNotReg = errors.New("input system does not have provided handler")
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)
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type Priority int
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const (
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PriorityLow Priority = iota
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PriorityDefault
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PriorityHigh
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)
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type HandlerEvent struct {
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KeyMod KeyMod
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ButtonMod MouseButtonMod
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X int
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Y int
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}
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type KeyEvent struct {
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HandlerEvent
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Key Key
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// Duration represents the number of frames this key has been pressed for
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Duration int
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}
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type KeyCharsEvent struct {
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HandlerEvent
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Chars []rune
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}
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type MouseEvent struct {
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HandlerEvent
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Button MouseButton
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}
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type MouseMoveEvent struct {
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HandlerEvent
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}
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type Handler interface{}
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type KeyDownHandler interface {
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OnKeyDown(event KeyEvent) bool
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}
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type KeyRepeatHandler interface {
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OnKeyRepeat(event KeyEvent) bool
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}
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type KeyUpHandler interface {
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OnKeyUp(event KeyEvent) bool
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}
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type KeyCharsHandler interface {
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OnKeyChars(event KeyCharsEvent) bool
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}
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type MouseButtonDownHandler interface {
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OnMouseButtonDown(event MouseEvent) bool
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}
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type MouseButtonRepeatHandler interface {
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OnMouseButtonRepeat(event MouseEvent) bool
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}
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type MouseButtonUpHandler interface {
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OnMouseButtonUp(event MouseEvent) bool
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}
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type MouseMoveHandler interface {
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OnMouseMove(event MouseMoveEvent) bool
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}
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var singleton inputManager
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func Initialize(inputService InputService) {
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singleton = inputManager{
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inputService: inputService,
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}
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}
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func Advance(elapsed float64) error {
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return singleton.advance(elapsed)
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}
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func BindHandlerWithPriority(handler Handler, priority Priority) error {
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return singleton.bindHandler(handler, priority)
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}
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func BindHandler(handler Handler) error {
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return BindHandlerWithPriority(handler, PriorityDefault)
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}
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func UnbindHandler(handler Handler) error {
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return singleton.unbindHandler(handler)
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}
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