回答編集履歴
2
修正
test
CHANGED
|
@@ -74,9 +74,9 @@
|
|
|
74
74
|
|
|
75
75
|
正規表現でページ内リンクを指定して、できました。
|
|
76
76
|
|
|
77
|
-
22.01.06 追記
|
|
78
77
|
|
|
79
78
|
|
|
79
|
+
22.01.06 追記
|
|
80
80
|
|
|
81
81
|
これだとなぜか<header>にアンカーリンクがある場合、発火しないので、以下に書き換えました。
|
|
82
82
|
|
1
追記
test
CHANGED
|
@@ -73,3 +73,107 @@
|
|
|
73
73
|
|
|
74
74
|
|
|
75
75
|
正規表現でページ内リンクを指定して、できました。
|
|
76
|
+
|
|
77
|
+
22.01.06 追記
|
|
78
|
+
|
|
79
|
+
|
|
80
|
+
|
|
81
|
+
これだとなぜか<header>にアンカーリンクがある場合、発火しないので、以下に書き換えました。
|
|
82
|
+
|
|
83
|
+
|
|
84
|
+
|
|
85
|
+
```js
|
|
86
|
+
|
|
87
|
+
/* smooth scroll --------------------------------------------- */
|
|
88
|
+
|
|
89
|
+
let Ease = {
|
|
90
|
+
|
|
91
|
+
easeInOut: function (t) {
|
|
92
|
+
|
|
93
|
+
return t < .5 ? 4 * t * t * t : (t - 1) * (2 * t - 2) * (2 * t - 2) + 1;
|
|
94
|
+
|
|
95
|
+
}
|
|
96
|
+
|
|
97
|
+
},
|
|
98
|
+
|
|
99
|
+
duration = 1200;
|
|
100
|
+
|
|
101
|
+
let smoothScrollTriggers = [].slice.call(document.querySelectorAll('a[href^="#"]'));
|
|
102
|
+
|
|
103
|
+
smoothScrollTriggers.forEach(function (smoothScrollTrigger) {
|
|
104
|
+
|
|
105
|
+
smoothScrollTrigger.addEventListener('click', function (e) {
|
|
106
|
+
|
|
107
|
+
href = smoothScrollTrigger.getAttribute('href');
|
|
108
|
+
|
|
109
|
+
e.preventDefault();
|
|
110
|
+
|
|
111
|
+
e.stopPropagation();
|
|
112
|
+
|
|
113
|
+
smooth();
|
|
114
|
+
|
|
115
|
+
});
|
|
116
|
+
|
|
117
|
+
});
|
|
118
|
+
|
|
119
|
+
document.addEventListener('click', function (e) {
|
|
120
|
+
|
|
121
|
+
let trigger = e.target;
|
|
122
|
+
|
|
123
|
+
if (trigger.tagName.toLowerCase() === 'a' && trigger.getAttribute('href').match(/^#([a-zA-Z0-9!-/:-@¥[-`{-~]*$)/)) {
|
|
124
|
+
|
|
125
|
+
href = trigger.getAttribute('href');
|
|
126
|
+
|
|
127
|
+
e.preventDefault();
|
|
128
|
+
|
|
129
|
+
e.stopPropagation();
|
|
130
|
+
|
|
131
|
+
smooth();
|
|
132
|
+
|
|
133
|
+
}
|
|
134
|
+
|
|
135
|
+
});
|
|
136
|
+
|
|
137
|
+
|
|
138
|
+
|
|
139
|
+
function smooth() {
|
|
140
|
+
|
|
141
|
+
let targetElement = document.getElementById(href.replace('#', ''));
|
|
142
|
+
|
|
143
|
+
if (targetElement) {
|
|
144
|
+
|
|
145
|
+
let currentPosition = document.documentElement.scrollTop || document.body.scrollTop,
|
|
146
|
+
|
|
147
|
+
targetPosition = window.pageYOffset + targetElement.getBoundingClientRect().top - 115;
|
|
148
|
+
|
|
149
|
+
let startTime = performance.now();
|
|
150
|
+
|
|
151
|
+
let loop = function (nowTime) {
|
|
152
|
+
|
|
153
|
+
let time = nowTime - startTime,
|
|
154
|
+
|
|
155
|
+
normalizedTime = time / duration;
|
|
156
|
+
|
|
157
|
+
if (normalizedTime < 1) {
|
|
158
|
+
|
|
159
|
+
window.scrollTo(0, currentPosition + ((targetPosition - currentPosition) * Ease.easeInOut(normalizedTime)));
|
|
160
|
+
|
|
161
|
+
requestAnimationFrame(loop);
|
|
162
|
+
|
|
163
|
+
} else {
|
|
164
|
+
|
|
165
|
+
window.scrollTo(0, targetPosition);
|
|
166
|
+
|
|
167
|
+
}
|
|
168
|
+
|
|
169
|
+
}
|
|
170
|
+
|
|
171
|
+
requestAnimationFrame(loop);
|
|
172
|
+
|
|
173
|
+
}
|
|
174
|
+
|
|
175
|
+
}
|
|
176
|
+
|
|
177
|
+
/* smooth scroll ----------------------------------------- end */
|
|
178
|
+
|
|
179
|
+
```
|