// Copyright 2019 miruka // This file is part of harmonyqml, licensed under LGPLv3. "use strict" function hsl(hue, saturation, lightness) { return hsla(hue, saturation, lightness) } function hsla(hue, saturation, lightness, alpha=1.0) { // Convert standard hsla(0-360, 1-100, 1-100, 0-1) to Qt format return Qt.hsla(hue / 360, saturation / 100, lightness / 100, alpha) } function arrayToModelItem(keysName, array) { // Convert an array to an object suitable to be in a model, example: // [1, 2, 3] → [{keysName: 1}, {keysName: 2}, {keysName: 3}] let items = [] for (let item of array) { let obj = {} obj[keysName] = item items.push(obj) } return items } function hueFrom(string) { // Calculate and return a unique hue between 0 and 1 for the string let hue = 0 for (let i = 0; i < string.length; i++) { hue += string.charCodeAt(i) * 99 } return hue % 360 / 360 } function avatarColor(name) { return Qt.hsla( hueFrom(name), theme.avatar.background.saturation, theme.avatar.background.lightness, theme.avatar.background.alpha ) } function nameColor(name) { return Qt.hsla( hueFrom(name), theme.displayName.saturation, theme.displayName.lightness, 1 ) } function coloredNameHtml(name, userId, displayText=null) { // substring: remove leading @ return "" + escapeHtml(displayText || name || userId) + "" } function escapeHtml(string) { // Replace special HTML characters by encoded alternatives return string.replace("&", "&") .replace("<", "<") .replace(">", ">") .replace('"', """) .replace("'", "'") } function eventIsMessage(ev) { return /^RoomMessage($|[A-Z])/.test(ev.eventType) } function translatedEventContent(ev) { // ev: timelines item if (ev.translatable == false) { return ev.content } // %S → sender display name let name = users.find(ev.senderId).displayName let text = ev.content.replace("%S", coloredNameHtml(name, ev.senderId)) // %T → target (event state_key) display name if (ev.targetUserId) { let tname = users.find(ev.targetUserId).displayName text = text.replace("%T", coloredNameHtml(tname, ev.targetUserId)) } return qsTr(text) } function filterMatches(filter, text) { filter = filter.toLowerCase() text = text.toLowerCase() let words = filter.split(" ") for (let word of words) { if (word && ! text.includes(word)) { return false } } return true } function thumbnailParametersFor(width, height) { // https://matrix.org/docs/spec/client_server/latest#thumbnails if (width > 640 || height > 480) return {width: 800, height: 600, fillMode: Image.PreserveAspectFit} if (width > 320 || height > 240) return {width: 640, height: 480, fillMode: Image.PreserveAspectFit} if (width > 96 || height > 96) return {width: 320, height: 240, fillMode: Image.PreserveAspectFit} if (width > 32 || height > 32) return {width: 96, height: 96, fillMode: Image.PreserveAspectCrop} return {width: 32, height: 32, fillMode: Image.PreserveAspectCrop} }