svelte/site/content/examples/11-easing/00-easing/Controls.svelte

<script>
	import { createEventDispatcher } from 'svelte';

	export let current_ease;
	export let current_type;
	export let eases;
	export let types;
	export let duration;
	export let playing;
	export let width;

	const dispatch = createEventDispatcher();

	$: mobile = width && width < 600;
</script>

<style>
	.easing-sidebar {
		width: 11em;
	}

	ul {
		list-style: none;
		padding: 0;
		display: flex;
		flex-direction: column;
		align-items: flex-start;
		font-size: 18px;
	}

	li {
		padding: 5px 10px;
		background: #eee;
		border-radius: 2px;
		margin: 3px 0;
		cursor:pointer;
	}

	li:hover {
		background: #676778;
		color: white;
	}

	.selected {
		background: #ff3e00;
		color: white;
	}

	h3 {
		margin: 0 10px 0 0;
	}

	h4 {
		margin-bottom: 0;
	}

	select {
		display: inline;
		padding: 0.2em;
		margin: 0;
	}

	.duration {
		width: 100%;
		display: flex;
		align-items: center;
		flex-wrap: wrap;
	}

	.duration span {
		display: flex;
	}

	.duration input {
		width: 80px;
		margin: 10px 10px 10px 0 ;
	}

	.duration button {
		margin: 10px 5px;
	}

	.duration .number {
		width: 30px;
	}

	.duration .play {
		margin: 0 5px 0 auto;
		width: 100%;
	}

	@media (max-width:600px) {
		.easing-types {
			display: flex;
			align-items: center;
			margin-top: 10px;
		}

		.easing-sidebar {
			width: 100%;
		}

		.duration .play {
			margin-left: auto;
			width: unset;
		}

		h3 {
			font-size: 0.9em;
			display: inline;
		}

		h3:nth-of-type(2) {
			margin-left: auto;
		}

		ul li {
			margin-right: 10px;
		}
	}
</style>

<div class="easing-sidebar">
		<div class="easing-types">
			<h3>Ease</h3>
			{#if mobile}
				<select bind:value={current_ease}>
					{#each [...eases] as [name]}
						<option
							value={name}
							class:selected={name === current_ease}
						>
							{name}
						</option>
					{/each}
				</select>
			{:else}
				<ul>
					{#each [...eases] as [name]}
						<li
							class:selected={name === current_ease}
							on:click={() => current_ease = name}
						>
							{name}
						</li>
					{/each}
				</ul>
			{/if}
			<h3>Type</h3>
			{#if mobile }
				<select bind:value={current_type}>
					{#each types as [name, type]}
						<option
							value={type}
						>
							{name}
						</option>
					{/each}
				</select>
			{:else}
				<ul>
					{#each types as [name, type]}
						<li
							class:selected={type === current_type}
							on:click={() => current_type = type}
						>
							{name}
					</li>
					{/each}
				</ul>
			{/if}
		</div>
		<h4>
			Duration
		</h4>
		<div class="duration">
			<span>
				<input type="number" bind:value={duration} min="0" step="100"/>
				<button class="number" on:click={() => duration -= 100}>-</button>
				<button class="number" on:click={() => duration += 100}>+</button>
			</span>
			<button class="play" on:click={() => dispatch('play')}>
				{playing ? 'Restart' : 'Play'}
			</button>
		</div>
	</div>