VueEmojiSlider/index.html

<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>VueEmojiSlider</title>
    <style>
:root {
  --yellow: #ffd100;
  --orange: #ff6a13;
  --darkGray: #53565a;
  --midGray: #888b8d;
  --white: #fff;
  --roundness: 1.25em;
}

*, *:after, *:before {
  box-sizing: border-box;
  color: var(--darkGray);
}

body {
  font-family: Nunito;
  min-height: 100vh;
  width: 100vw;
  display: flex;
  place-items: center;
  margin: 0;
  background: var(--white);
  font-size: 0.5rem;
}
@media (min-width: 440px) {
  body {
    font-size: 0.75rem;
  }
}
@media (min-width: 600px) {
  body {
    font-size: 1rem;
  }
}

#slider {
  padding: 2rem 2rem 4remq;
  display: grid;
  justify-content: stretch;
  width: 100%;
  max-width: 37.5em;
  margin: auto;
}
#slider input {
  grid-row: 2/3;
  grid-column: 1/2;
  width: 100%;
  position: relative;
  z-index: 1;
  opacity: 0;
  height: calc(var(--roundness) * 2);
  cursor: pointer;
}
#slider input:focus + .outer {
  box-shadow: 0 0 0 0.1em var(--white), 0 0 0 0.2em var(--orange);
}
#slider input:focus + .outer .emoji {
  /* Alternate focus style on the emoji button */
}
#slider > label {
  width: 100%;
  margin: auto;
  font-size: 1.5em;
  padding: 0 0 0.5em;
}
#slider .outer {
  grid-row: 2/3;
  grid-column: 1/2;
  width: 100%;
  border-radius: var(--roundness);
  margin: auto;
  height: calc(var(--roundness) - 0em);
  background: var(--midGray);
  display: flex;
  align-content: center;
  align-items: center;
  position: relative;
  z-index: 0;
}
#slider label.inner {
  position: absolute;
  width: 100%;
  height: 100%;
  background: var(--white);
  border-top-left-radius: var(--roundness) !important;
  border-bottom-left-radius: var(--roundness) !important;
  position: absolute;
  transition: all 0.15s cubic-bezier(0.5, 0.4, 0.2, 1);
  transform-origin: left;
}
#slider .emoji {
  margin-left: -0.2em;
  display: inline-block;
  width: 1em;
  height: 1em;
  transition: all 0.15s cubic-bezier(0.5, 0.4, 0.2, 1);
  border-radius: var(--roundness);
  text-align: right;
  font-size: calc(var(--roundness) * 2);
  line-height: 1.1;
}
    </style>
        <link href="https://fonts.googleapis.com/css2?family=Nunito:wght@400;700&display=swap" rel="stylesheet"> <!-- Menambahkan font Nunito -->
        <script src="https://cdn.jsdelivr.net/npm/vue@2.6.14/dist/vue.js"></script>
</head>
<body>
    <form id="slider" @submit.prevent>
	
        <!-- This label and input are the "real" elements. -->
        <label for="range" :style="{ color: getHappinessColor }">Happiness: {{ val }}%</label>
        <input v-model.number="val" id="range" type="range" min=0 max=100>
    
        <!-- This div and label is what makes the visual effect, but is hidden to assistive technologies -->
        <div class="slider outer" aria-hidden="true">
            <label 
                for="range"
                :style="{ width: `${val}%`, borderRadius: greaterThanFifty, background: getSliderBackground }"
                class="slider inner"
            >
            </label>
            <span class="emoji" :style="{ transform: `translateX(${getPlacement})` }">
                {{ getHappiness }}
            </span>
        </div>
    </form>
</body>
<script>
const slider = new Vue ({
	el: '#slider',
	
	data: () => ({
		val: 70
	}),
	
	// Just for fun, set the value randomly each time the component loads. (Means the value of 70 above really doesn't do anything.)
	mounted() {
		this.val = Math.floor(Math.random() * 101)
	},
	
	computed: {
		// This is not ideal just because it needs knowledge of how wide the track is.
		// Ideally I'd like to do this more dynamically so it works with any track length,
		// but for the sake of smooth animations I kept it like this.
		getPlacement() {
			return ((this.val * 14.5)) + `%`;
		},
		
		// This is kinda hacky, but if the background is rounded at too low a value, you can see it peeking out from behind the emoji.
		greaterThanFifty() {
			return this.val > 50 ? `var(--roundness)` : `0`;
		},
		
		// Makes the color smoothly move from red to orange to yellow
		getHappinessColor() {
  		return `rgba(255, ${106 + (103 / 100 * this.val)}, ${(Math.floor(this.val * -1 / 7.692)) + 13}`;
		},
		
		// Adjusts the amount of yellow in the filled slider
		getSliderBackground() {
			return `linear-gradient(to right, var(--orange), ${(this.val * -1) + 125}%, var(--yellow))`
		},
		
		// Changes which emoji is displayed
		getHappiness() {
			let moods = ["😡","😠","😦","☹️","🙁","😐","🙂","😊","😄","😃","😍"]
			
			if (this.val === 0) {
				return "🤬";
			} 
				
			return moods[(Math.floor(this.val / 10))];
		}
	}
});
</script>
</html>