From 81db55d20f887bccb1a574c4d2e0b9d8badc5f3e Mon Sep 17 00:00:00 2001
From: TO <th.theophyl.hoguet@gmail.com>
Date: Thu, 16 Mar 2023 22:04:42 +0100
Subject: [PATCH] editor

---
 frontend/src/App.vue                   |  8 +--
 frontend/src/components/Gallery.vue    |  1 +
 frontend/src/components/Home.vue       | 84 ++++++----------------
 frontend/src/components/HomeEditor.vue | 84 ++++++++++++++++++++++
 frontend/src/components/HomeSelect.vue | 97 ++++++++++++++++++++++++++
 frontend/src/components/Image.vue      | 27 +++++--
 frontend/src/filter.ts                 | 36 ++++++++++
 frontend/src/http-api.ts               |  3 +-
 frontend/src/image.ts                  |  5 +-
 9 files changed, 267 insertions(+), 78 deletions(-)
 create mode 100644 frontend/src/components/HomeEditor.vue
 create mode 100644 frontend/src/components/HomeSelect.vue
 create mode 100644 frontend/src/filter.ts

diff --git a/frontend/src/App.vue b/frontend/src/App.vue
index 0e4447a..38259af 100644
--- a/frontend/src/App.vue
+++ b/frontend/src/App.vue
@@ -54,9 +54,7 @@ export default defineComponent({
 			</nav>
 		</div>
 	</header>
-	<div class="content">
-		<RouterView :images="images" @delete="deleteFile" @updateImageList="updateImageList()" />
-	</div>
+	<RouterView :images="images" @delete="deleteFile" @updateImageList="updateImageList()" />
 </template>
 <style scoped>
 .navi {
@@ -80,10 +78,6 @@ ul>li+li {
 	margin-left: 30px;
 }
 
-.content {
-	margin-top: 100px;
-}
-
 ul>li {
 	position: relative;
 	display: flex;
diff --git a/frontend/src/components/Gallery.vue b/frontend/src/components/Gallery.vue
index 2656ff1..29906fb 100644
--- a/frontend/src/components/Gallery.vue
+++ b/frontend/src/components/Gallery.vue
@@ -30,6 +30,7 @@ h1 {
 }
 
 .flex {
+	margin-top: 100px;
 	display: flex;
 	flex-direction: row;
 	align-items: center;
diff --git a/frontend/src/components/Home.vue b/frontend/src/components/Home.vue
index 79daf21..2a79495 100644
--- a/frontend/src/components/Home.vue
+++ b/frontend/src/components/Home.vue
@@ -1,7 +1,10 @@
 <script setup lang="ts">
 import Image from '@/components/Image.vue'
+import HomeSelect from '@/components/HomeSelect.vue'
+import HomeEditor from '@/components/HomeEditor.vue'
 import { defineComponent } from 'vue'
-import { ImageType } from '@/image'
+import { ImageClass, ImageType } from '@/image'
+import { Filter } from '@/filter'
 </script>
 <script lang="ts">
 export default defineComponent({
@@ -19,10 +22,9 @@ export default defineComponent({
 	data() {
 		return {
 			imageSelectedId: -1,
-			sure: false,
 			timer: null as ReturnType<typeof setTimeout> | null,
-			open: false,
-			editor: false
+			editor: false,
+			filter: undefined as Filter | undefined,
 		}
 	},
 	created() {
@@ -36,23 +38,16 @@ export default defineComponent({
 		images() {
 			this.updateImageSelectedId();
 		},
-		imageSelectedId() {
-			this.sure = false;
-		}
 	},
 	methods: {
-		updateImageSelectedId() {
+		updateImageSelectedId(id: number = -1) {
 			if (this.images.size === 0)
 				this.imageSelectedId = -1;
+			else if (id !== -1 && this.images.has(id))
+				this.imageSelectedId = id;
 			else
 				this.imageSelectedId = this.images.keys().next().value;
 		},
-		confirmDelete() {
-			if (this.sure)
-				this.$emit('delete', this.imageSelectedId);
-			else
-				this.sure = true;
-		},
 		startTimer() {
 			if (this.timer !== null)
 				clearTimeout(this.timer);
@@ -71,39 +66,29 @@ export default defineComponent({
 </script>
 <template>
 	<div class="flex" v-if="images.size > 0">
+		<h3 v-if="!editor">Restez sur l'image pour passer en mode éditeur</h3>
+		<h3 v-else>Restez sur l'image pour passer en mode selection</h3>
+		<a class="button" :href="images.get(imageSelectedId)?.data"
+			:download="images.get(imageSelectedId)?.name">Télécharger {{ images.get(imageSelectedId)?.name }}</a>
 		<Image @mouseleave="clearTimer()" @mouseenter="startTimer()" class="home"
-			v-if="imageSelectedId !== undefined && imageSelectedId !== -1" :id="imageSelectedId" :images="images">
+			v-if="imageSelectedId !== undefined && imageSelectedId !== -1" :id="imageSelectedId" :images="images"
+			:filter="filter">
 		</Image>
-		<div v-if="!editor" class="selector">
-			<label>Selectioner une image: </label>
-			<div class="custom-select" :tabindex="imageSelectedId" @blur="open = false">
-				<div class="selected" :class="{ open: open }" @click="open = !open">
-					<span>{{ images.get(imageSelectedId)?.name }}</span>
-				</div>
-				<div class="items" :class="{ selectHide: !open }">
-					<div v-for="[id, image] of images" :key="id" @click="imageSelectedId = image.id; open = false;">
-						<span>{{ image.name }}</span>
-					</div>
-				</div>
-			</div>
-			<button class="button" @mouseleave="sure = false" @click="confirmDelete()" :class="{ confirm: sure }">
-				{{ sure ? "Confirmer" : "Supprimer" }}</button>
-			<a class="button" :href="images.get(imageSelectedId)?.data"
-				:download="images.get(imageSelectedId)?.name">Télécharger</a>
-		</div>
-		<div v-else>
-
-		</div>
+		<HomeSelect v-if="!editor" :images="images" :image-selected-id="imageSelectedId" @delete="id => $emit('delete', id)"
+			@updateImageSelectedId="id => updateImageSelectedId(id)"></HomeSelect>
+		<HomeEditor v-else @apply-filter="(newFilter) => filter = newFilter"></HomeEditor>
 	</div>
 	<h1 v-else>Aucune image trouvée</h1>
 </template>
 <style scoped>
-@import url(@/customSelect.css);
-
 h1 {
 	color: white;
 }
 
+h3 {
+	color: white;
+}
+
 a {
 	text-decoration: none;
 }
@@ -112,35 +97,12 @@ html {
 	overflow: hidden;
 }
 
-.selector {
-	margin-bottom: 5%;
-	display: flex;
-	flex-direction: row;
-	align-content: center;
-	justify-content: center;
-	gap: 1em;
-}
-
-.selector label {
-	display: flex;
-	align-items: center;
-	flex-shrink: 0;
-}
 
 .flex {
 	display: flex;
 	flex-direction: column;
 	align-items: center;
 }
-
-.confirm {
-	background-color: red;
-	color: white;
-}
-
-label {
-	color: white;
-}
 </style>
 <style>
 .home.imageContainer {
@@ -148,7 +110,7 @@ label {
 	width: auto;
 	height: auto;
 	max-height: 60vh;
-	margin: 0 0 2vw 0;
+	margin: 2vw 0;
 }
 
 div.home.imageContainer:hover {
diff --git a/frontend/src/components/HomeEditor.vue b/frontend/src/components/HomeEditor.vue
new file mode 100644
index 0000000..feb3fd9
--- /dev/null
+++ b/frontend/src/components/HomeEditor.vue
@@ -0,0 +1,84 @@
+<script setup lang="ts">
+
+import { defineComponent } from 'vue'
+import { Filter, Arg } from '@/filter'
+
+</script>
+<script lang="ts">
+export default defineComponent({
+	emits: {
+		applyFilter(filter: Filter | undefined) {
+			return filter !== null;
+		}
+	},
+	data() {
+		return {
+			filterSelectId: 0,
+			open: false,
+			filters: [
+				new Filter("Luminosité", "changeLuminosity", [new Arg("delta", -255, 255)]),
+				new Filter("Egalisation d'histogramme", "histogram", []),
+				new Filter("Filtre de couleur", "colorFilter", [new Arg("hue", 0, 359)]),
+				new Filter("Filter moyenneur", "meanFilter", [new Arg("size", 1, 100, 2)]),
+				new Filter("Filtre gaussien", "gaussianFilter", [new Arg("size", 1, 100, 2)]),
+				new Filter("Filtre de contours", "contours", []),
+			]
+		}
+	},
+	methods: {
+		applyFilter() {
+			if (this.filterSelectId === 0) {
+				this.$emit("applyFilter", undefined);
+				return;
+			}
+			const filter = this.filters[this.filterSelectId - 1];
+			filter.updated = true;
+			this.$emit("applyFilter", filter);
+		}
+	}
+})
+
+</script>
+<template>
+	<div class="editor">
+		<label>Selectioner un filtre: </label>
+		<div class="custom-select" @blur="open = false">
+			<div class="selected" :class="{ open: open }" @click="open = !open">
+				<span>{{ filterSelectId === 0 ? "Aucun filtre" : filters[filterSelectId - 1].name }}</span>
+			</div>
+			<div class="items" :class="{ selectHide: !open }">
+				<div @click="open = false; filterSelectId = 0">
+					<span>Aucun filtre</span>
+				</div>
+				<div v-for="(filter, index) in filters" @click="open = false; filterSelectId = index + 1">
+					<span>{{ filter.name }}</span>
+				</div>
+			</div>
+		</div>
+		<div v-if="filterSelectId !== 0">
+			<div v-for="argument in filters[filterSelectId - 1].args">
+				<label>{{ argument.name }}: ({{ argument.value }}) </label>
+				<input type="range" :id="filters[filterSelectId - 1].name + '-' + argument.name" :min="argument.min"
+					:max="argument.max" :ref="filters[filterSelectId - 1].name + '-' + argument.name" :step="argument.step"
+					v-model.number="argument.value">
+			</div>
+		</div>
+		<button class="button" @click="applyFilter()">Appliquer le filter</button>
+	</div>
+</template>
+
+<style scoped>
+@import url("@/customSelect.css");
+
+label {
+	color: white;
+}
+
+.editor {
+	display: flex;
+	flex-direction: row;
+	justify-content: center;
+	align-items: center;
+	gap: 10px;
+}
+</style>
\ No newline at end of file
diff --git a/frontend/src/components/HomeSelect.vue b/frontend/src/components/HomeSelect.vue
new file mode 100644
index 0000000..c789217
--- /dev/null
+++ b/frontend/src/components/HomeSelect.vue
@@ -0,0 +1,97 @@
+<script setup lang="ts">
+
+import { defineComponent } from 'vue'
+import { ImageType } from '@/image'
+
+</script>
+<script lang="ts">
+
+export default defineComponent({
+	emits: {
+		delete(id: number) {
+			return id >= 0;
+		},
+		updateImageSelectedId(id: number) {
+			return id >= 0;
+		}
+	},
+	props: {
+		images: {
+			type: Map<number, ImageType>,
+			required: true,
+		},
+		imageSelectedId: {
+			type: Number,
+			required: true,
+		},
+	},
+	data() {
+		return {
+			sure: false,
+			open: false,
+		}
+	},
+	watch: {
+		imageSelectedId() {
+			this.sure = false;
+		}
+	},
+	methods: {
+		confirmDelete() {
+			if (this.sure)
+				this.$emit('delete', this.imageSelectedId);
+			else
+				this.sure = true;
+		},
+	}
+
+})
+
+</script>
+
+<template>
+	<div class="selector">
+		<label>Selectioner une image: </label>
+		<div class="custom-select" @blur="open = false">
+			<div class="selected" :class="{ open: open }" @click="open = !open">
+				<span>{{ images.get(imageSelectedId)?.name }}</span>
+			</div>
+			<div class="items" :class="{ selectHide: !open }">
+				<div v-for="[id, image] of images" :key="id"
+					@click="$emit('updateImageSelectedId', image.id); open = false;">
+					<span>{{ image.name }}</span>
+				</div>
+			</div>
+		</div>
+		<button class="button" @mouseleave="sure = false" @click="confirmDelete()" :class="{ confirm: sure }">
+			{{ sure ? "Confirmer" : "Supprimer" }}</button>
+	</div>
+</template>
+
+<style scoped>
+@import url(@/customSelect.css);
+
+.selector {
+	margin-bottom: 5%;
+	display: flex;
+	flex-direction: row;
+	align-content: center;
+	justify-content: center;
+	gap: 1em;
+}
+
+.selector label {
+	display: flex;
+	align-items: center;
+	flex-shrink: 0;
+}
+
+.confirm {
+	background-color: red;
+	color: white;
+}
+
+label {
+	color: white;
+}
+</style>
\ No newline at end of file
diff --git a/frontend/src/components/Image.vue b/frontend/src/components/Image.vue
index 8042cb4..018cd12 100644
--- a/frontend/src/components/Image.vue
+++ b/frontend/src/components/Image.vue
@@ -2,6 +2,7 @@
 import { defineComponent } from 'vue';
 import { api } from '@/http-api';
 import { ImageType } from '@/image';
+import { Filter } from '@/filter';
 </script>
 <script lang="ts">
 export default defineComponent({
@@ -16,23 +17,33 @@ export default defineComponent({
 		},
 		redirect: {
 			type: String
+		},
+		filter: {
+			type: Filter
 		}
 	},
 	data() {
 		return {
-			data: "" as string
+			data: "" as string,
 		}
 	},
 	methods: {
-		getImage(id: number) {
-			if (this.images.has(id) && this.images.get(id)!.data != null) {
+		getImage(id: number, force: boolean = false) {
+			if (!force && this.images.has(id) && this.images.get(id)!.data != null) {
 				this.data = this.images.get(id)!.data;
 			} else {
 				this.downloadImage(id);
 			}
 		},
 		async downloadImage(id: number) {
-			const data = await api.getImage(id);
+			let f = this.filter;
+			if (this.filter !== undefined) {
+				if (this.filter.updated)
+					this.filter.updated = false;
+				else
+					f = undefined;
+			}
+			const data = await api.getImage(id, f);
 			const reader = new window.FileReader();
 			reader.readAsDataURL(data);
 			reader.onload = () => {
@@ -46,7 +57,13 @@ export default defineComponent({
 	},
 	watch: {
 		id() {
-			this.getImage(this.id);
+			this.getImage(this.id)
+		},
+		filter: {
+			handler() {
+				this.getImage(this.id, true);
+			},
+			deep: true
 		}
 	}
 })
diff --git a/frontend/src/filter.ts b/frontend/src/filter.ts
new file mode 100644
index 0000000..7782a8c
--- /dev/null
+++ b/frontend/src/filter.ts
@@ -0,0 +1,36 @@
+export class Arg {
+	name: string
+	min: number
+	max: number
+	step: number
+	value: number | undefined
+
+	constructor(name: string, min: number, max: number, step: number = 1) {
+		this.name = name
+		this.min = min
+		this.max = max
+		this.value = undefined
+		this.step = step
+	}
+
+}
+
+export class Filter {
+	name: string
+	path: string
+	args: Arg[]
+	updated: boolean = false
+
+	constructor(name: string, path: string, args: Arg[]) {
+		this.name = name
+		this.path = path
+		this.args = args
+	}
+
+	/**
+	 * getArgs
+	 */
+	public getArgs(): string {
+		return '&' + this.args.map((arg) => arg.name + "=" + arg.value).join("&");
+	}
+}
\ No newline at end of file
diff --git a/frontend/src/http-api.ts b/frontend/src/http-api.ts
index 7479e12..709620d 100644
--- a/frontend/src/http-api.ts
+++ b/frontend/src/http-api.ts
@@ -1,5 +1,6 @@
 import axios, { AxiosResponse, AxiosError, HttpStatusCode } from 'axios';
 import { ImageType } from '@/image';
+import { Filter } from './filter';
 
 const instance = axios.create({
 	baseURL: "/",
@@ -18,7 +19,7 @@ const requests = {
 
 export const api = {
 	getImageList: (): Promise<ImageType[]> => requests.get('images', {}),
-	getImage: (id: number): Promise<Blob> => requests.get(`images/${id}`, { responseType: "blob" }),
+	getImage: (id: number, filter: Filter | undefined): Promise<Blob> => requests.get(`images/${id}${filter !== undefined ? "?algorithm=" + filter.path + filter.getArgs() : ""}`, { responseType: "blob" }),
 	createImage: (form: FormData): Promise<HttpStatusCode> => requests.post('images', form),
 	deleteImage: (id: number): Promise<void> => requests.delete(`images/${id}`),
 };
\ No newline at end of file
diff --git a/frontend/src/image.ts b/frontend/src/image.ts
index f94f2fe..dc6dbc3 100644
--- a/frontend/src/image.ts
+++ b/frontend/src/image.ts
@@ -2,18 +2,15 @@ export interface ImageType {
 	id: number;
 	name: string;
 	data: string;
-	modifed: Map<string, string>;
 }
 
 export class ImageClass implements ImageType {
 	id: number;
 	name: string;
 	data: string;
-	modifed: Map<string, string>;
-	constructor(id: number, title: string, data: string = "", modifed: Map<string, string> = new Map<string, string>()) {
+	constructor(id: number, title: string, data: string = "") {
 		this.id = id
 		this.name = title
 		this.data = data
-		this.modifed = modifed
 	}
 }
\ No newline at end of file