60 lines
1.5 KiB
Go
60 lines
1.5 KiB
Go
package system
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import (
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"joylink.club/ecs"
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"joylink.club/ecs/filter"
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)
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// ButtonState 广义按钮开关状态，开关有三个接点，分别为公共接点、常开点和常闭点
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type ButtonState struct {
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//true-公共接点接通常开点，false-公共接点接通常闭点
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Ckd bool
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}
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// ButtonSelfRestState 广义自复位按钮，复位状态
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type ButtonSelfRestState struct {
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//自复位按钮保持按下剩余时间，ms
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KeepAxTime int64
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}
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var (
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ButtonStateComponent = ecs.NewComponentType[ButtonState]()
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ButtonSelfRestTag = ecs.NewComponentType[ButtonSelfRestState]() //自复位按钮标签
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ButtonNonRestTag = ecs.NewTag() //非自复位按钮标签
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)
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type ButtonSystem struct {
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selfRestQuery *ecs.Query
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}
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func NewButtonSystem() *ButtonSystem {
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return &ButtonSystem{selfRestQuery: ecs.NewQuery(filter.Contains(ButtonStateComponent, ButtonSelfRestTag))}
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}
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func NewButtonState() *ButtonState {
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return &ButtonState{Ckd: false}
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}
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// Update world 执行
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func (me *ButtonSystem) Update(w ecs.World) {
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me.selfRestQuery.Each(w, func(e *ecs.Entry) {
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state := ButtonStateComponent.Get(e)
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me.calculateSelfRest(w, e, state)
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})
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}
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// 自复位按钮运算
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func (me *ButtonSystem) calculateSelfRest(w ecs.World, e *ecs.Entry, state *ButtonState) {
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if state.Ckd {
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reset := ButtonSelfRestTag.Get(e)
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if reset.KeepAxTime > 0 {
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reset.KeepAxTime -= int64(w.Tick())
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if reset.KeepAxTime < 0 {
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reset.KeepAxTime = 0
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}
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}
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if reset.KeepAxTime <= 0 {
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state.Ckd = false
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}
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}
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}
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