HammerGestureConfigの 浅掘り /ionic-meetup-10

by Sayaka Nakatsuka

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HammerGestureConﬁgͷ  ઙ۷Γ Ionic Meetup #10 Osaka  @sayanaka

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sayanaka • JavaScriptྺ 3೥ɺAngularྺ 2೥ • ng-kyoto୅ද  https://ng-kyoto.angular.jp/ • Twitter   @zilch8

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ಋೖ • Ionic 4ͰGestureΛ࣮૷͢Δํ๏ʢAngularʣ

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hammerJS • http://hammerjs.github.io/ • δΣενϟʔΠϕϯτʢswipe, tapͳͲʣΛ࢖ ͍΍͍͢ܗͰੜ΍ͯ͘͠ΕΔ

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HammerGestureConﬁg • @angular/platform-browser • https://angular.jp/api/platform-browser/ HammerGestureConﬁg • hammerJSΛAngularͰ  ศརʹऔΓѻ͑ΔΑ͏ʹͳΔ

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HammerGestureConﬁg • angular/materialͰ࢖༻͢ΔͨΊʹ௥Ճ͞Εͨʁ  (slider, slider-toggle, tooltip)

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࢖͑ΔΠϕϯτҰཡ • ॳظ஋  https://github.com/angular/angular/blob/ f0989b786b3bfa15e7de43ff1c2645a318209 ea6/packages/platform-browser/src/dom/ events/hammer_gestures.ts#L18

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ಠࣗΠϕϯτͷ௥Ճ

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ಠࣗΠϕϯτͷ௥Ճʢαϯϓϧʣ • ιʔείʔυ  https://github.com/sayanaka/angular-with- hammer

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ಠࣗΠϕϯτͷ௥Ճ 1. “twosecondspress”Πϕϯτͷఆٛ  “press”͕2ඵൃੜͨ͠Β“twosecondspress”

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ಠࣗΠϕϯτͷ௥Ճ 1. “twosecondspress”Πϕϯτͷఆٛ  “twosecondspress”͸ɺ”press”ͱಉ࣌ʹൃੜ͢Δ

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ಠࣗΠϕϯτͷ௥Ճ 1. “twosecondspress”Πϕϯτͷఆٛ  “twosecondspress”͕ൃੜͨ͠Βɺ”press”͸ͳ͔ͬͨ͜ͱ ʹ

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ಠࣗΠϕϯτͷ௥Ճ 3. htmlͰ࢖͑ΔΑ͏ʹ͢Δ  eventsϓϩύςΟʹɺΠϕϯτ໊Λ௥Ճ

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ͪͳΈʹ • “doubletap”͸ɺhammerJS͕͢Ͱʹఆٛͯ͠ ͘Ε͍ͯΔͷͰeventsʹ௥Ճ͢Δ͚ͩͰOK

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ͪͳΈʹ • Ͳ͏ͯ͠doubletap͚ͩɾɾɾʁ • https://github.com/hammerjs/hammer.js/ blob/master/hammer.js#L2952

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·ͱΊ • AngularΛ࢖͏৔߹ɺ  HammerGestureConﬁgΛ࢖͏ͱɺ  ಠࣗͷδΣενϟʔΠϕϯτΛ  ΋͞΋͞ੜ΍ͤΔ • hammerJSͷ஌͕ࣝগ͚ͩ͠ඞཁ

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͝੩ௌ ͋Γ͕ͱ͏͍͟͝·ͨ͠ʂ