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CSSでblend-modeを使ってみよう!
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Emi MATSUDA
November 29, 2019
Programming
0
220
CSSでblend-modeを使ってみよう!
https://tambourine.connpass.com/event/149622/
上記イベントで話したスライドです
Emi MATSUDA
November 29, 2019
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Transcript
CSSͰblend-modeΛͬͯΈΑ͏ʂ 2019.11.29(fri) 18:00~ tambourine inc. enginner : MATSUDA Emi
ϑϩϯτଆͰɺը૾Λ৮Δඞཁ͕͋Δ߹
ϑϩϯτଆͰɺը૾Λ৮Δඞཁ͕͋Δ߹ • Ϩεϙϯγϒ Πϝʔδ • τϦϛϯά • ϦαΠζ • มܗ
ϑϩϯτଆͰɺը૾Λ৮Δඞཁ͕͋Δ߹ • Ϩεϙϯγϒ Πϝʔδɿpictureཁૉɺsrcsetଐੑ • τϦϛϯάɿobject-fitʢclipফ໓ʣϓϩύςΟ • ϦαΠζɿwidthͱ͔max-widthͱ͔ͷϓϩύςΟ • มܗɿtransformϓϩύςΟ
͜ͳ͍ͩґཔ͞Εͨͭ • ʛɾωɾʣ{ ϩΰɺޫΒͤͯɻ
͜ͳ͍ͩґཔ͞Εͨͭ • ʛɾωɾʣ{ ϩΰɺޫΒͤͯɻ • …ɻ } ʢɾωɾ
͜ͳ͍ͩґཔ͞Εͨͭ • ͞Εͨϩΰ
͜ͳ͍ͩґཔ͞Εͨͭ • ͞Εͨϩΰ • ࠇഎܠ͖ͭpng
͜ͳ͍ͩґཔ͞Εͨͭ • ͞Εͨϩΰ • ࠇഎܠ͖ͭpng • …ɻ } ʢɾωɾ
CSSͰͳΜͱ͔͢Δͧɻ
ը૾ʹରͯ͠ޮՌΛ༩͑Δ
ը૾ʹରͯ͠ޮՌΛ༩͑Δ • filterϓϩύςΟ • blend-modeϓϩύςΟ
ը૾ʹରͯ͠ޮՌΛ༩͑Δ • filterϓϩύςΟɿը૾શମʹରͯ͠ޮՌΛ༩͑Δ • blend-modeϓϩύςΟɿ৭ͷॏͳΓʹޮՌΛ༩͑Δ
ը૾ʹରͯ͠ޮՌΛ༩͑Δ • filterϓϩύςΟɿը૾શମʹରͯ͠ޮՌΛ༩͑Δ • blend-modeϓϩύςΟɿ৭ͷॏͳΓʹޮՌΛ༩͑Δ
ը૾ʹରͯ͠ޮՌΛ༩͑Δ • ཁɺPhotoshopͷίϨ
blend-modeϓϩύςΟͱ • background-blend-mode • mix-blend-mode
blend-modeϓϩύςΟͱ • background-blend-modeɿཁૉͷഎܠը૾ɾഎܠ৭ΛϒϨ ϯυ͢Δͱ͖ʹ͏ • mix-blend-modeɿޙΖʹ͋Δཁૉͱͷը૾ɾഎܠ৭Λϒ Ϩϯυ͢Δͱ͖ʹ͏
blend-modeϓϩύςΟͱ • background-blend-modeɿཁૉͷഎܠը૾ɾഎܠ৭ΛϒϨ ϯυ͢Δͱ͖ʹ͏ • mix-blend-modeɿޙΖʹ͋Δཁૉͱͷը૾ɾഎܠ৭Λϒ Ϩϯυ͢Δͱ͖ʹ͏
blend-modeϓϩύςΟͱ • demo • https://jsfiddle.net/4ghyzvcp/53/
͜ͳ͍ͩґཔ͞Εͨͭ • ͞Εͨϩΰ • ࠇഎܠ͖ͭpng
͜ͳ͍ͩґཔ͞Εͨͭ • ͞Εͨϩΰ • demo • https://jsfiddle.net/xnza8hbk/9/
ҙ • ͑Δͱ͜ΖΛΘ͖·͑Α͏ɻ • https://caniuse.com/#search=mix-blend-mode
ҙ • ͍ͯ͠ͳ͍ը૾ͷΘΓʹ͏ͷNG • ͲΜͳڥͰɺใਖ਼͑͘͠ΔྗΛɻ • ϓϥεΞϧϑΝͷ০ʹ͏ͳΒ͍͍͔ͳʔɻ͘Β͍ɻ
·ͱΊ • ͓ࣄ͍ΖΜͳཁٻʹԠ͑ͳ͍ͱ͍͚ͳ͍ • ը૾ΛCSSͰ͍͡Δ͜ͱՄೳ • ͪΐͬͱͨ͠ΤϑΣΫτՃ͑ΔͷͰ͋ΕɺCSSศར • Γ͗͢Α͘ͳ͍
͓ΘΓ • ͋Γ͕ͱ͏͍͟͝·ͨ͠ɻ