From 19984e11e3bfd793188fd84c621a304330f4a303 Mon Sep 17 00:00:00 2001
From: Terry Truong <terry06890@gmail.com>
Date: Mon, 23 May 2022 07:02:16 +1000
Subject: Display 'compound images'

Adjust genLinkedImgs.py to associate multiple images to compound-nodes.
Adjust server to send multiple image filenames for such nodes.
Adjust Tile and TileInfoModal to display those compound-images.
---
 src/components/AncestryBar.vue   |  2 +-
 src/components/Tile.vue          | 83 ++++++++++++++++++++++++++++++++--------
 src/components/TileInfoModal.vue | 80 +++++++++++++++++++++++++-------------
 3 files changed, 121 insertions(+), 44 deletions(-)

(limited to 'src/components')

diff --git a/src/components/AncestryBar.vue b/src/components/AncestryBar.vue
index ca865e9..5419f78 100644
--- a/src/components/AncestryBar.vue
+++ b/src/components/AncestryBar.vue
@@ -71,7 +71,7 @@ export default defineComponent({
 		onTileClick(node: LayoutNode){
 			this.$emit('detached-ancestor-click', node);
 		},
-		onInfoIconClick(data: LayoutNode){
+		onInfoIconClick(data: string){
 			this.$emit('info-icon-click', data);
 		}
 	},
diff --git a/src/components/Tile.vue b/src/components/Tile.vue
index 0a404e6..7f15f3c 100644
--- a/src/components/Tile.vue
+++ b/src/components/Tile.vue
@@ -86,6 +86,9 @@ export default defineComponent({
 			}
 			return capitalizeWords(this.tolNode.commonName || this.layoutNode.name);
 		},
+		hasCompoundImage(): boolean {
+			return Array.isArray(this.tolNode.imgName);
+		},
 		isOverflownRoot(): boolean {
 			return this.overflownDim > 0 && !this.layoutNode.hidden && this.layoutNode.children.length > 0;
 		},
@@ -147,16 +150,30 @@ export default defineComponent({
 			return layoutStyles;
 		},
 		leafStyles(): Record<string,string> {
-			return {
-				// Image (and scrims)
-				backgroundImage: this.tolNode.imgName != null ?
-					'linear-gradient(to bottom, rgba(0,0,0,0.4), #0000 40%, #0000 60%, rgba(0,0,0,0.4) 100%),' +
-						'url(\'/img/' + this.tolNode.imgName.replaceAll('\'', '\\\'') + '\')' :
-					'none',
-				backgroundColor: '#1c1917',
-				backgroundSize: 'cover',
-				borderRadius: 'inherit',
-			};
+			if (!this.hasCompoundImage){
+				return {
+					// Image (and scrims)
+					backgroundImage: this.tolNode.imgName != null ?
+						'linear-gradient(to bottom, rgba(0,0,0,0.4), #0000 40%, #0000 60%, rgba(0,0,0,0.4) 100%),' +
+							'url(\'/img/' + (this.tolNode.imgName as string).replaceAll('\'', '\\\'') + '\')' :
+						'none',
+					backgroundColor: '#1c1917',
+					backgroundSize: 'cover',
+					// Child layout
+					display: 'flex',
+					flexDirection: 'column',
+					// Other
+					borderRadius: 'inherit',
+				};
+			} else {
+				return {
+					// Child layout
+					display: 'grid',
+					gridTemplateColumns: '1fr',
+					// Other
+					borderRadius: 'inherit',
+				};
+			}
 		},
 		leafHeaderStyles(): Record<string,string> {
 			let numChildren = this.tolNode.children.length;
@@ -181,6 +198,12 @@ export default defineComponent({
 				whiteSpace: 'nowrap',
 			};
 		},
+		leafFirstImgStyles(): Record<string,string> {
+			return this.leafSubImgStyles(0);
+		},
+		leafSecondImgStyles(): Record<string,string> {
+			return this.leafSubImgStyles(1);
+		},
 		nonleafStyles(): Record<string,string> {
 			let styles = {
 				position: 'static',
@@ -237,6 +260,8 @@ export default defineComponent({
 				minWidth: size,
 				minHeight: size,
 				margin: this.uiOpts.infoIconMargin + 'px',
+				marginTop: 'auto',
+				marginLeft: 'auto',
 			};
 		},
 		sepSweptAreaStyles(): Record<string,string> {
@@ -312,7 +337,7 @@ export default defineComponent({
 		// For scrolling to a focused child if overflownRoot
 		hasFocusedChild(newVal, oldVal){
 			if (newVal && this.isOverflownRoot){
-				let focusedChild = this.layoutNode.children.find(n => n.hasFocus)
+				let focusedChild = this.layoutNode.children.find(n => n.hasFocus)!
 				let bottomY = focusedChild.pos[1] + focusedChild.dims[1] + this.lytOpts.tileSpacing;
 				let scrollTop = Math.max(0, bottomY - (this.overflownDim / 2)); // 'scrollTop' won't go over max
 				this.$el.scrollTop = scrollTop;
@@ -390,6 +415,21 @@ export default defineComponent({
 			}
 		},
 		// Other
+		leafSubImgStyles(idx: number): Record<string,string> {
+			return {
+				width: '100%',
+				height: '100%',
+				// Image (and scrims)
+				backgroundImage: (this.tolNode.imgName![idx]! != null) ?
+					'linear-gradient(to bottom, rgba(0,0,0,0.4), #0000 40%, #0000 60%, rgba(0,0,0,0.4) 100%),' +
+						'url(\'/img/' + this.tolNode.imgName![idx]!.replaceAll('\'', '\\\'') + '\')' :
+					'none',
+				backgroundColor: '#1c1917',
+				backgroundSize: 'cover',
+				borderRadius: 'inherit',
+				clipPath: idx == 0 ? 'polygon(0 0, 100% 0, 0 100%)' : 'polygon(100% 0, 0 100%, 100% 100%)',
+			};
+		},
 		onTransitionEnd(evt: Event){
 			if (this.inTransition){
 				this.inTransition = false;
@@ -411,13 +451,22 @@ export default defineComponent({
 
 <template>
 <div :style="styles" @transitionend="onTransitionEnd" @scroll="onScroll"> <!-- Need enclosing div for transitions -->
-	<div v-if="isLeaf" :style="leafStyles"
-		class="w-full h-full flex flex-col overflow-hidden" :class="{'hover:cursor-pointer': isExpandableLeaf}"
+	<div v-if="isLeaf" :style="leafStyles" class="w-full h-full" :class="{'hover:cursor-pointer': isExpandableLeaf}"
 		@mouseenter="onMouseEnter" @mouseleave="onMouseLeave" @mousedown="onMouseDown" @mouseup="onMouseUp">
-		<h1 :style="leafHeaderStyles">{{displayName}}</h1>
-		<info-icon :style="[infoIconStyles, {marginTop: 'auto'}]"
-			class="self-end text-white/10 hover:text-white hover:cursor-pointer"
-			@click.stop="onInfoIconClick" @mousedown.stop @mouseup.stop/>
+		<template v-if="!hasCompoundImage">
+			<h1 :style="leafHeaderStyles">{{displayName}}</h1>
+			<info-icon :style="infoIconStyles"
+				class="text-white/10 hover:text-white hover:cursor-pointer"
+				@click.stop="onInfoIconClick" @mousedown.stop @mouseup.stop/>
+		</template>
+		<template v-else>
+			<div :style="leafFirstImgStyles" class="col-start-1 row-start-1"></div>
+			<div :style="leafSecondImgStyles" class="col-start-1 row-start-1"></div>
+			<h1 :style="leafHeaderStyles" class="col-start-1 row-start-1 z-10">{{displayName}}</h1>
+			<info-icon :style="infoIconStyles"
+				class="col-start-1 row-start-1 z-10 text-white/10 hover:text-white hover:cursor-pointer"
+				@click.stop="onInfoIconClick" @mousedown.stop @mouseup.stop/>
+		</template>
 	</div>
 	<div v-else :style="nonleafStyles" ref="nonleaf">
 		<div v-if="showNonleafHeader" :style="nonleafHeaderStyles" class="flex hover:cursor-pointer"
diff --git a/src/components/TileInfoModal.vue b/src/components/TileInfoModal.vue
index 4e39a4e..e10c330 100644
--- a/src/components/TileInfoModal.vue
+++ b/src/components/TileInfoModal.vue
@@ -1,26 +1,34 @@
 <script lang="ts">
 import {defineComponent, PropType} from 'vue';
 import CloseIcon from './icon/CloseIcon.vue';
+import Tile from './Tile.vue'
 import {LayoutNode} from '../layout';
+import type {LayoutOptions} from '../layout';
 import type {TolMap} from '../tol';
 import {TolNode} from '../tol';
 import {capitalizeWords} from '../util';
 
-type DescData = {text: string, fromRedirect: boolean, wikiId: number, fromDbp: boolean};
-	// Represents a node description
+type DescInfo = {text: string, fromRedirect: boolean, wikiId: number, fromDbp: boolean};
+type ImgInfo = {eolId: string, sourceUrl: string, license: string, copyrightOwner: string}
+type TileInfoResponse = {
+	tolNode: null | TolNode,
+	descData: null | DescInfo | [DescInfo, DescInfo],
+	imgData: null | ImgInfo | [ImgInfo, ImgInfo],
+};
 
 // Displays information about a tree-of-life node
 export default defineComponent({
 	data(){
 		return {
 			tolNode: null as null | TolNode,
-			descData: null as null | DescData | [DescData, DescData],
-			imgInfo: null as null | {eolId: string, sourceUrl: string, license: string, copyrightOwner: string},
+			descData: null as null | DescInfo | [DescInfo, DescInfo],
+			imgData: null as null | ImgInfo | [ImgInfo, ImgInfo],
 		};
 	},
 	props: {
 		nodeName: {type: String, required: true},
 		tolMap: {type: Object as PropType<TolMap>, required: true},
+		lytOpts: {type: Object as PropType<LayoutOptions>, required: true},
 		uiOpts: {type: Object, required: true},
 	},
 	computed: {
@@ -31,18 +39,16 @@ export default defineComponent({
 				return `${capitalizeWords(this.tolNode.commonName)} (aka ${capitalizeWords(this.nodeName)})`;
 			}
 		},
-		imgStyles(): Record<string,string> {
-			return {
-				backgroundImage: this.tolNode != null && this.tolNode.imgName != null ?
-					'linear-gradient(to bottom, rgba(0,0,0,0.4), #0000 40%, #0000 60%, rgba(0,0,0,0.4) 100%),' +
-						'url(\'/img/' + this.tolNode.imgName.replaceAll('\'', '\\\'') + '\')' :
-					'none',
-				backgroundColor: '#1c1917',
-				width: this.uiOpts.infoModalImgSz + 'px',
-				height: this.uiOpts.infoModalImgSz + 'px',
-				backgroundSize: 'cover',
-				borderRadius: this.uiOpts.borderRadius + 'px',
-			};
+		subName1(): string {
+			return this.displayName.substring(1, this.displayName.indexOf(' + '));
+		},
+		subName2(): string {
+			return this.displayName.substring(this.displayName.indexOf(' + ') + 3, this.displayName.length - 1);
+		},
+		dummyNode(): LayoutNode {
+			let newNode = new LayoutNode(this.nodeName, []);
+			newNode.dims = [this.uiOpts.infoModalImgSz, this.uiOpts.infoModalImgSz];
+			return newNode;
 		},
 	},
 	methods: {
@@ -63,18 +69,18 @@ export default defineComponent({
 				if (obj != null){
 					this.tolNode = obj.nodeObj;
 					this.descData = obj.descData;
-					this.imgInfo = obj.imgInfo;
+					this.imgData = obj.imgData;
 				}
 			});
 	},
-	components: {CloseIcon, },
+	components: {CloseIcon, Tile, },
 	emits: ['info-modal-close', ],
 });
 </script>
 
 <template>
 <div class="fixed left-0 top-0 w-full h-full bg-black/40" @click="onCloseClick">
-	<div class="absolute left-1/2 -translate-x-1/2 w-4/5 top-1/2 -translate-y-1/2 p-4
+	<div class="absolute left-1/2 -translate-x-1/2 w-4/5 h-4/5 overflow-scroll top-1/2 -translate-y-1/2 p-4
 		bg-stone-50 rounded-md shadow shadow-black">
 		<close-icon @click.stop="onCloseClick" ref="closeIcon"
 			class="block absolute top-2 right-2 w-6 h-6 hover:cursor-pointer"/>
@@ -87,14 +93,36 @@ export default defineComponent({
 		<hr class="mb-4 border-stone-400"/>
 		<div class="flex">
 			<div>
-				<div :style="imgStyles" class="mr-4" alt="an image"></div>
-				<div v-if="imgInfo != null">
+				<tile :layoutNode="dummyNode" :tolMap="tolMap" :nonAbsPos="true" :lytOpts="lytOpts" :uiOpts="uiOpts"
+					class="mr-4"/>
+				<div v-if="imgData == null">
+					(No image found)
+				</div>
+				<div v-else-if="!Array.isArray(imgData)">
 					<ul>
-						<li>License: {{imgInfo.license}}</li>
-						<li><a :href="imgInfo.sourceUrl" class="underline">Source URL</a></li>
-						<li>Copyright Owner: {{imgInfo.copyrightOwner}}</li>
+						<li>License: {{imgData.license}}</li>
+						<li><a :href="imgData.sourceUrl" class="underline">Source URL</a></li>
+						<li>Copyright Owner: {{imgData.copyrightOwner}}</li>
 					</ul>
 				</div>
+				<div v-else>
+					<div v-if="imgData[0] != null">
+						<h2 class="font-bold">Top-left Image</h2>
+						<ul>
+							<li>License: {{imgData[0].license}}</li>
+							<li><a :href="imgData[0].sourceUrl" class="underline">Source URL</a></li>
+							<li>Copyright Owner: {{imgData[0].copyrightOwner}}</li>
+						</ul>
+					</div>
+					<div v-if="imgData[1] != null">
+						<h2 class="font-bold">Bottom-right Image</h2>
+						<ul>
+							<li>License: {{imgData[1].license}}</li>
+							<li><a :href="imgData[1].sourceUrl" class="underline">Source URL</a></li>
+							<li>Copyright Owner: {{imgData[1].copyrightOwner}}</li>
+						</ul>
+					</div>
+				</div>
 			</div>
 			<div v-if="descData == null">
 				(No description found)
@@ -112,11 +140,11 @@ export default defineComponent({
 			</div>
 			<div v-else>
 				<div>
-					<h2 class="font-bold">{{displayName.substring(1, displayName.indexOf(' + '))}}</h2>
+					<h2 class="font-bold">{{subName1}}</h2>
 					<div>{{descData[0].text}}</div>
 				</div>
 				<div>
-					<h2 class="font-bold">{{displayName.substring(displayName.indexOf(' + ') + 3, displayName.length - 1)}}</h2>
+					<h2 class="font-bold">{{subName2}}</h2>
 					<div>{{descData[1].text}}</div>
 				</div>
 			</div>
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