feat: animated button selector

app/components/Home/BottomScreen/Buttons/Buttons.vue

@@ -2,11 +2,29 @@
 import GameButton from "./GameButton.vue";
 import PictochatButton from "./PictochatButton.vue";
 import DownloadPlayButton from "./DownloadPlayButton.vue";
+import Selector from "./Selector.vue";
 
-type ButtonType = "game" | "downloadPlay" | "pictochat";
+type ButtonConfig = {
+  x: number;
+  y: number;
+  sx: number;
+  sy: number;
+  sw: number;
+  sh: number;
+};
+
+const BUTTONS_CONFIG = {
+  game: { x: 33, y: 25, sx: 31, sy: 23, sw: 193, sh: 49 },
+  pictochat: { x: 32, y: 72, sx: 31, sy: 71, sw: 97, sh: 49 },
+  downloadPlay: { x: 128, y: 72, sx: 127, sy: 71, sw: 97, sh: 49 },
+} as const satisfies Record<string, ButtonConfig>;
+
+type ButtonType = keyof typeof BUTTONS_CONFIG;
 
 const selectedButton = ref<ButtonType>("game");
-const nextBottomButton = ref<Exclude<ButtonType, "game">>("downloadPlay");
+const nextBottomButton = ref<"downloadPlay" | "pictochat">("pictochat");
+
+const selectorPosition = computed(() => BUTTONS_CONFIG[selectedButton.value]);
 
 const handleKeyPress = (event: KeyboardEvent) => {
   switch (event.key) {
@@ -49,8 +67,7 @@ const handleKeyPress = (event: KeyboardEvent) => {
 
     case "Enter":
     case " ":
-      event.preventDefault();
-      throw new Error("Not implemented");
+      throw "Not implemented";
   }
 };
 
@@ -64,7 +81,20 @@ onUnmounted(() => {
 </script>
 
 <template>
-  <GameButton :selected="selectedButton === 'game'" />
-  <DownloadPlayButton :selected="selectedButton === 'downloadPlay'" />
-  <PictochatButton :selected="selectedButton === 'pictochat'" />
+  <GameButton :x="BUTTONS_CONFIG.game.x" :y="BUTTONS_CONFIG.game.y" />
+  <DownloadPlayButton
+    :x="BUTTONS_CONFIG.downloadPlay.x"
+    :y="BUTTONS_CONFIG.downloadPlay.y"
+  />
+  <PictochatButton
+    :x="BUTTONS_CONFIG.pictochat.x"
+    :y="BUTTONS_CONFIG.pictochat.y"
+  />
+
+  <Selector
+    :x="selectorPosition.sx"
+    :y="selectorPosition.sy"
+    :width="selectorPosition.sw"
+    :height="selectorPosition.sh"
+  />
 </template>

app/components/Home/BottomScreen/Buttons/DownloadPlayButton.vue

@@ -1,22 +1,15 @@
 <script setup lang="ts">
 const props = defineProps<{
-  selected: boolean;
+  x: number;
+  y: number;
 }>();
 
 const buttonImage = useTemplateRef("buttonImage");
-const selectorImage = useTemplateRef("selectorImage");
-
-const x = 128;
-const y = 72;
 
 useRender((ctx) => {
-  if (!buttonImage.value || !selectorImage.value) return;
+  if (!buttonImage.value) return;
 
-  ctx.drawImage(buttonImage.value, x, y);
-
-  if (props.selected) {
-    ctx.drawImage(selectorImage.value, x - 1, y - 1);
-  }
+  ctx.drawImage(buttonImage.value, props.x, props.y);
 });
 </script>
 
@@ -26,9 +19,4 @@ useRender((ctx) => {
     src="/assets/images/home/bottom-screen/buttons/downloadPlay.png"
     hidden
   />
-  <img
-    ref="selectorImage"
-    src="/assets/images/home/bottom-screen/buttons/smallSelector.png"
-    hidden
-  />
 </template>

app/components/Home/BottomScreen/Buttons/GameButton.vue

@@ -1,22 +1,15 @@
 <script setup lang="ts">
 const props = defineProps<{
-  selected: boolean;
+  x: number;
+  y: number;
 }>();
 
 const buttonImage = useTemplateRef("buttonImage");
-const selectorImage = useTemplateRef("selectorImage");
-
-const x = 33;
-const y = 25;
 
 useRender((ctx) => {
-  if (!buttonImage.value || !selectorImage.value) return;
+  if (!buttonImage.value) return;
 
-  ctx.drawImage(buttonImage.value, x, y);
-
-  if (props.selected) {
-    ctx.drawImage(selectorImage.value, x - 2, y - 2);
-  }
+  ctx.drawImage(buttonImage.value, props.x, props.y);
 });
 </script>
 
@@ -26,9 +19,4 @@ useRender((ctx) => {
     src="/assets/images/home/bottom-screen/buttons/game.png"
     hidden
   />
-  <img
-    ref="selectorImage"
-    src="/assets/images/home/bottom-screen/buttons/largeSelector.png"
-    hidden
-  />
 </template>

app/components/Home/BottomScreen/Buttons/PictochatButton.vue

@@ -1,22 +1,15 @@
 <script setup lang="ts">
 const props = defineProps<{
-  selected: boolean;
+  x: number;
+  y: number;
 }>();
 
 const buttonImage = useTemplateRef("buttonImage");
-const selectorImage = useTemplateRef("selectorImage");
-
-const x = 32;
-const y = 72;
 
 useRender((ctx) => {
-  if (!buttonImage.value || !selectorImage.value) return;
+  if (!buttonImage.value) return;
 
-  ctx.drawImage(buttonImage.value, x, y);
-
-  if (props.selected) {
-    ctx.drawImage(selectorImage.value, x - 1, y - 1);
-  }
+  ctx.drawImage(buttonImage.value, props.x, props.y);
 });
 </script>
 
@@ -26,9 +19,4 @@ useRender((ctx) => {
     src="/assets/images/home/bottom-screen/buttons/pictochat.png"
     hidden
   />
-  <img
-    ref="selectorImage"
-    src="/assets/images/home/bottom-screen/buttons/smallSelector.png"
-    hidden
-  />
 </template>

app/components/Home/BottomScreen/Buttons/Selector.vue

@@ -0,0 +1,73 @@
+<script setup lang="ts">
+const props = defineProps<{
+  x: number;
+  y: number;
+  width: number;
+  height: number;
+}>();
+
+const cornerImage = useTemplateRef("cornerImage");
+
+let currentX = props.x;
+let currentY = props.y;
+let currentWidth = props.width;
+let currentHeight = props.height;
+
+const animationSpeed = 0.25;
+
+useRender((ctx) => {
+  if (!cornerImage.value) return;
+
+  const dx = props.x - currentX;
+  const dy = props.y - currentY;
+  const dw = props.width - currentWidth;
+  const dh = props.height - currentHeight;
+
+  if (
+    Math.abs(dx) < 0.5 &&
+    Math.abs(dy) < 0.5 &&
+    Math.abs(dw) < 0.5 &&
+    Math.abs(dh) < 0.5
+  ) {
+    currentX = props.x;
+    currentY = props.y;
+    currentWidth = props.width;
+    currentHeight = props.height;
+  } else {
+    currentX += dx * animationSpeed;
+    currentY += dy * animationSpeed;
+    currentWidth += dw * animationSpeed;
+    currentHeight += dh * animationSpeed;
+  }
+
+  const x = Math.floor(currentX);
+  const y = Math.floor(currentY);
+  const w = Math.floor(currentWidth);
+  const h = Math.floor(currentHeight);
+
+  ctx.drawImage(cornerImage.value, x, y);
+
+  ctx.save();
+  ctx.scale(-1, 1);
+  ctx.drawImage(cornerImage.value, -(x + w), y);
+  ctx.restore();
+
+  ctx.save();
+  ctx.scale(1, -1);
+  ctx.drawImage(cornerImage.value, x, -(y + h));
+  ctx.restore();
+
+  ctx.save();
+  ctx.scale(-1, -1);
+  ctx.drawImage(cornerImage.value, -(x + w), -(y + h));
+  ctx.restore();
+});
+</script>
+
+<template>
+  <img
+    ref="cornerImage"
+    src="/assets/images/home/bottom-screen/buttons/corner.png"
+    hidden
+  />
+</template>