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@ -1,143 +1,170 @@ |
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<script> |
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<script> |
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import Colorpicker from "./Colorpicker.svelte" |
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import Colorpicker from "./Colorpicker.svelte" |
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import {createEventDispatcher, afterUpdate, beforeUpdate} from "svelte" |
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import { createEventDispatcher, afterUpdate, beforeUpdate } from "svelte" |
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import {buildStyle} from "./helpers.js" |
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import { buildStyle } from "./helpers.js" |
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import { fade } from 'svelte/transition'; |
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import { fade } from "svelte/transition" |
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import {getColorFormat} from "./utils.js" |
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import { getColorFormat } from "./utils.js" |
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export let value = "#3ec1d3ff" |
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export let value = "#3ec1d3ff" |
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export let open = false; |
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export let open = false |
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export let width = "25px" |
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export let width = "25px" |
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export let height = "25px" |
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export let height = "25px" |
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let format = "hexa"; |
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let format = "hexa" |
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let dimensions = {top: 0, left: 0} |
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let dimensions = { top: 0, left: 0 } |
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let colorPreview = null |
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let colorPreview = null |
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let previewHeight = null |
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let previewHeight = null |
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let previewWidth = null |
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let previewWidth = null |
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let pickerWidth = 250 |
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let pickerWidth = 250 |
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let pickerHeight = 300 |
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let pickerHeight = 300 |
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let anchorEl = null |
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let anchorEl = null |
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let parentNodes = []; |
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let parentNodes = [] |
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let errorMsg = null |
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let errorMsg = null |
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$: previewStyle = buildStyle({width, height, background: value}) |
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$: previewStyle = buildStyle({ width, height, background: value }) |
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$: errorPreviewStyle = buildStyle({width, height}) |
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$: errorPreviewStyle = buildStyle({ width, height }) |
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$: pickerStyle = buildStyle({top: `${dimensions.top}px`, left: `${dimensions.left}px`}) |
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$: pickerStyle = buildStyle({ |
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top: `${dimensions.top}px`, |
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const dispatch = createEventDispatcher() |
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left: `${dimensions.left}px`, |
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}) |
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beforeUpdate(() => { |
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format = getColorFormat(value) |
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const dispatch = createEventDispatcher() |
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if(!format) { |
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errorMsg = `Colorpicker - ${value} is an unknown color format. Please use a hex, rgb or hsl value` |
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beforeUpdate(() => { |
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console.error(errorMsg) |
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format = getColorFormat(value) |
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}else{ |
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if (!format) { |
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errorMsg = null |
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errorMsg = `Colorpicker - ${value} is an unknown color format. Please use a hex, rgb or hsl value` |
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} |
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console.error(errorMsg) |
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}) |
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} else { |
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errorMsg = null |
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afterUpdate(() => { |
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} |
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if(colorPreview && colorPreview.offsetParent && !anchorEl) { |
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}) |
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//Anchor relative to closest positioned ancestor element. If none, then anchor to body |
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anchorEl = colorPreview.offsetParent |
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afterUpdate(() => { |
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let curEl = colorPreview |
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if (colorPreview && colorPreview.offsetParent && !anchorEl) { |
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let els = [] |
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//Anchor relative to closest positioned ancestor element. If none, then anchor to body |
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//Travel up dom tree from preview element to find parent elements that scroll |
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anchorEl = colorPreview.offsetParent |
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while(!anchorEl.isSameNode(curEl)) { |
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let curEl = colorPreview |
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curEl = curEl.parentNode |
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let els = [] |
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let elOverflow = window.getComputedStyle(curEl).getPropertyValue("overflow") |
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//Travel up dom tree from preview element to find parent elements that scroll |
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if(/scroll|auto/.test(elOverflow)) { |
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while (!anchorEl.isSameNode(curEl)) { |
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els.push(curEl) |
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curEl = curEl.parentNode |
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} |
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let elOverflow = window |
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} |
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.getComputedStyle(curEl) |
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parentNodes = els |
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.getPropertyValue("overflow") |
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} |
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if (/scroll|auto/.test(elOverflow)) { |
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}) |
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els.push(curEl) |
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function openColorpicker(event) { |
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if(colorPreview) { |
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const {top: spaceAbove, width, bottom, right, left: spaceLeft} = colorPreview.getBoundingClientRect() |
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const {innerHeight, innerWidth} = window |
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const {offsetLeft, offsetTop} = colorPreview |
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//get the scrollTop value for all scrollable parent elements |
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let scrollTop = parentNodes.reduce((scrollAcc, el) => scrollAcc += el.scrollTop, 0); |
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const spaceBelow = (innerHeight - spaceAbove) - previewHeight |
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const top = spaceAbove > spaceBelow ? (offsetTop - pickerHeight) - scrollTop : (offsetTop + previewHeight) - scrollTop |
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//TOO: Testing and Scroll Awareness for x Scroll |
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const spaceRight = (innerWidth - spaceLeft) + previewWidth |
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const left = spaceRight > spaceLeft ? (offsetLeft + previewWidth) + pickerWidth : offsetLeft - pickerWidth |
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dimensions = {top, left} |
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open = true; |
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} |
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} |
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} |
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parentNodes = els |
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} |
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} |
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}) |
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function onColorChange(color) { |
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value = color.detail; |
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function openColorpicker(event) { |
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dispatch("change", color.detail) |
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if (colorPreview) { |
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const { |
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top: spaceAbove, |
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width, |
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bottom, |
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right, |
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left: spaceLeft, |
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} = colorPreview.getBoundingClientRect() |
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const { innerHeight, innerWidth } = window |
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const { offsetLeft, offsetTop } = colorPreview |
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//get the scrollTop value for all scrollable parent elements |
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let scrollTop = parentNodes.reduce( |
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(scrollAcc, el) => (scrollAcc += el.scrollTop), |
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0 |
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) |
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const spaceBelow = innerHeight - spaceAbove - previewHeight |
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const top = |
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spaceAbove > spaceBelow |
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? offsetTop - pickerHeight - scrollTop |
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: offsetTop + previewHeight - scrollTop |
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//TOO: Testing and Scroll Awareness for x Scroll |
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const spaceRight = innerWidth - spaceLeft + previewWidth |
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const left = |
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spaceRight > spaceLeft |
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? offsetLeft + previewWidth + pickerWidth |
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: offsetLeft - pickerWidth |
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dimensions = { top, left } |
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open = true |
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} |
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} |
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} |
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function onColorChange(color) { |
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value = color.detail |
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dispatch("change", color.detail) |
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} |
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</script> |
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</script> |
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<div class="color-preview-container"> |
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<div class="color-preview-container"> |
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{#if !errorMsg} |
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{#if !errorMsg} |
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<div bind:this={colorPreview} bind:clientHeight={previewHeight} bind:clientWidth={previewWidth} class="color-preview" style={previewStyle} on:click={openColorpicker}></div> |
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<div |
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{#if open} |
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bind:this={colorPreview} |
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<div class="picker-container" bind:clientHeight={pickerHeight} bind:clientWidth={pickerWidth} style={pickerStyle}> |
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bind:clientHeight={previewHeight} |
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<Colorpicker on:change={onColorChange} {format} {value} /> |
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bind:clientWidth={previewWidth} |
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</div> |
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class="color-preview" |
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<div on:click|self={() => open = false} class="overlay"></div> |
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style={previewStyle} |
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{/if} |
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on:click={openColorpicker} /> |
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{:else} |
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{#if open} |
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<div class="color-preview preview-error" style={errorPreviewStyle}> |
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<div |
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<span>×</span> |
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class="picker-container" |
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</div> |
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bind:clientHeight={pickerHeight} |
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bind:clientWidth={pickerWidth} |
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style={pickerStyle}> |
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<Colorpicker on:change={onColorChange} {format} {value} /> |
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</div> |
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<div on:click|self={() => (open = false)} class="overlay" /> |
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{/if} |
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{/if} |
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{:else} |
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<div class="color-preview preview-error" style={errorPreviewStyle}> |
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<span>×</span> |
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</div> |
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{/if} |
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</div> |
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</div> |
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<style> |
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<style> |
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.color-preview-container{ |
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.color-preview-container { |
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display: flex; |
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display: flex; |
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flex-flow: row nowrap; |
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flex-flow: row nowrap; |
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height: fit-content; |
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height: fit-content; |
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} |
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} |
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.color-preview { |
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.color-preview { |
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flex: 1; |
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flex: 1; |
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border-radius: 3px; |
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border-radius: 3px; |
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border: 1px solid #dedada; |
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border: 1px solid #dedada; |
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} |
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} |
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.preview-error { |
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.preview-error { |
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background: #cccccc; |
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background: #cccccc; |
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color: #808080; |
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color: #808080; |
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text-align: center; |
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text-align: center; |
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font-size: 18px; |
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font-size: 18px; |
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cursor: not-allowed; |
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cursor: not-allowed; |
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} |
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} |
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.picker-container { |
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.picker-container { |
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position: absolute; |
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position: absolute; |
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z-index: 3; |
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z-index: 3; |
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width: fit-content; |
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width: fit-content; |
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height: fit-content; |
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height: fit-content; |
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} |
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} |
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.overlay{ |
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.overlay { |
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position: fixed; |
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position: fixed; |
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top: 0; |
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top: 0; |
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bottom: 0; |
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bottom: 0; |
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left: 0; |
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left: 0; |
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right: 0; |
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right: 0; |
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z-index: 2; |
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z-index: 2; |
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} |
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} |
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</style> |
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</style> |
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Martin McKeaveney
6 years ago