From 6b59d4962ca710385a7355a33bcadbe95c3d6795 Mon Sep 17 00:00:00 2001
From: Vyacheslav Nagel <v9gel@mail.ru>
Date: Mon, 10 Jul 2023 00:33:40 +0700
Subject: [PATCH] add pinia

---
 package.json              |   1 +
 src/App.vue               | 110 +++++++++++++-------------------------
 src/components/Canvas.vue |  59 ++++++++++----------
 src/const.ts              |  19 ++++++-
 src/main.ts               |   7 ++-
 src/store.ts              |  61 +++++++++++++++++++++
 src/types.ts              |   8 ++-
 yarn.lock                 |  18 +++++++
 8 files changed, 180 insertions(+), 103 deletions(-)
 create mode 100644 src/store.ts

diff --git a/package.json b/package.json
index 3b3fbdc..a754609 100644
--- a/package.json
+++ b/package.json
@@ -10,6 +10,7 @@
   },
   "dependencies": {
     "html2canvas": "^1.4.1",
+    "pinia": "^2.1.4",
     "vue": "3.3.4"
   },
   "devDependencies": {
diff --git a/src/App.vue b/src/App.vue
index b08a5bf..f78cc5f 100644
--- a/src/App.vue
+++ b/src/App.vue
@@ -6,31 +6,25 @@ import Button from "./components/Button.vue";
 import Page from "./components/Page.vue";
 import Input from "./components/Input.vue";
 import Canvas from "./components/Canvas.vue";
-import { ref } from "vue";
-import {
-  DEFAULT_HORIZONTAL_MARGIN,
-  DEFAULT_IMAGE_HEIGHT,
-  DEFAULT_IMAGE_WIDTH,
-  DEFAULT_VERTICAL_MARGIN,
-  DEFAULT_IMAGE_BACKGROUND_COLOR,
-  DEFAULT_VERTICAL_ROTATION,
-  DEFAULT_MARGIN_ENABLE,
-  DEFAULT_MARGIN_BACKGROUND_COLOR,
-  DEFAULT_MARGIN_LEFT_MARGIN,
-} from "./const";
 import { ButtonSize, InputType } from "./types";
+import { useStore } from "./store";
+import { storeToRefs } from "pinia";
+import { VARIANTS_VERTICAL_ROTATION, VARIANTS_IMAGE_SIZE } from './const';
 
-const vMargin = ref(DEFAULT_VERTICAL_MARGIN);
-const vRotation = ref(DEFAULT_VERTICAL_ROTATION);
-const hMargin = ref(DEFAULT_HORIZONTAL_MARGIN);
-const hMargin2 = ref(DEFAULT_HORIZONTAL_MARGIN);
-const imageWidth = ref(DEFAULT_IMAGE_WIDTH);
-const imageHeight = ref(DEFAULT_IMAGE_HEIGHT);
-const imageBackgroundColor = ref(DEFAULT_IMAGE_BACKGROUND_COLOR);
+const store = useStore();
 
-const marginEnable = ref(DEFAULT_MARGIN_ENABLE);
-const marginColor = ref(DEFAULT_MARGIN_BACKGROUND_COLOR);
-const marginLeftMargin = ref(DEFAULT_MARGIN_LEFT_MARGIN);
+const {
+  imageBackgroundColor,
+  vMargin,
+  vRotation,
+  hMargin,
+  hMargin2,
+  marginEnable,
+  marginColor,
+  marginLeftMargin,
+  imageWidth,
+  imageHeight,
+} = storeToRefs(store);
 
 const savePng = async () => {
   const canvas = document.getElementById("canvas") as HTMLCanvasElement;
@@ -43,90 +37,60 @@ const savePng = async () => {
     link.click();
   }
 };
-
-const rotatePage = () => {
-  const tmp = imageHeight.value;
-  imageHeight.value = imageWidth.value;
-  imageWidth.value = tmp;
-};
 </script>
 
 <template>
   <div class="container">
     <Sidebar>
       <SidebarBlock title="Фон">
-        <Input v-model="imageBackgroundColor" :type="InputType.Color">Цвет {{ imageBackgroundColor }}</Input>
+        <Input v-model="imageBackgroundColor" :type="InputType.Color">Цвет {{ store.imageBackgroundColor }}</Input>
       </SidebarBlock>
+
       <SidebarBlock title="Вертикальные линии">
         <Input v-model="vMargin" :min="1">Отступ, мм</Input>
         <Input v-model="vRotation" :min="0" :max="359">Поворот, градусы</Input>
         <ButtonsBar>
-          <Button :size="ButtonSize.Small" :click="() => {
-            vRotation = 45;
-          }
-            ">
-            45°
-          </Button>
-          <Button :size="ButtonSize.Small" :click="() => {
-            vRotation = 60;
-          }
-            ">
-            60°
-          </Button>
-          <Button :size="ButtonSize.Small" :click="() => {
-            vRotation = 65;
-          }
-            ">
-            65°
-          </Button>
-          <Button :size="ButtonSize.Small" :click="() => {
-            vRotation = 90;
-          }
-            ">
-            90°
+          <Button v-for="deg in VARIANTS_VERTICAL_ROTATION" :key="deg" :size="ButtonSize.Small" :click="() => store.setVRotation(deg)">
+            {{ deg }}°
           </Button>
         </ButtonsBar>
       </SidebarBlock>
+
       <SidebarBlock title="Горизонтальные линии">
         <Input v-model="hMargin" :min="1">Отступ, мм</Input>
         <Input v-model="hMargin2" :min="1">Дополнительный отступ, мм</Input>
       </SidebarBlock>
+
       <SidebarBlock title="Поля">
         <label class="switch">
           <input v-model="marginEnable" type="checkbox">
           <span class="slider round"></span>
         </label>
-        <Input v-model="marginColor" :type="InputType.Color">
-        Цвет {{ marginColor }}
-        </Input>
-        <Input v-model="marginLeftMargin" :min="1">Отступ слева, мм</Input>
+        <div v-if="marginEnable">
+          <Input v-model="marginColor" :type="InputType.Color">
+          Цвет {{ marginColor }}
+          </Input>
+          <Input v-model="marginLeftMargin" :min="1">Отступ слева, мм</Input>
+        </div>
       </SidebarBlock>
     </Sidebar>
     <Page>
-      <Canvas :imageBackgroundColor="imageBackgroundColor" :vMargin="vMargin" :vRotation="vRotation" :hMargin="hMargin"
-        :hMargin2="hMargin2" :imageWidth="imageWidth" :marginEnable="marginEnable" :marginColor="marginColor"
-        :marginLeftMargin="marginLeftMargin" :imageHeight="imageHeight" />
+      <Canvas />
     </Page>
     <Sidebar horizontalPosition="right">
       <SidebarBlock title="Изображение">
         <Input v-model="imageHeight" :min="1">Высота, мм</Input>
         <Input v-model="imageWidth" :min="1">Ширина, мм</Input>
         <ButtonsBar>
-          <Button :size="ButtonSize.Small" :click="() => {
-            imageWidth = 148;
-            imageHeight = 210;
-          }
-            ">
-            A5
+          <Button
+            v-for="size in VARIANTS_IMAGE_SIZE"
+            :key="size.name"
+            :size="ButtonSize.Small"
+            :click="() => store.setImageSize(size)"
+          >
+            {{ size.name }}
           </Button>
-          <Button :size="ButtonSize.Small" :click="() => {
-            imageWidth = 210;
-            imageHeight = 297;
-          }
-            ">
-            A4
-          </Button>
-          <Button :size="ButtonSize.Small" :click="rotatePage">
+          <Button :size="ButtonSize.Small" :click="store.rotateImage">
             Повернуть
           </Button>
         </ButtonsBar>
diff --git a/src/components/Canvas.vue b/src/components/Canvas.vue
index 0c7a3b1..e4b3a3b 100644
--- a/src/components/Canvas.vue
+++ b/src/components/Canvas.vue
@@ -1,54 +1,55 @@
 <script setup lang="ts">
 import { onMounted, onUpdated, ref } from "vue";
 import { ONE_MM } from "../const";
+import { useStore } from "../store";
+import { storeToRefs } from "pinia";
 
-const props = defineProps<{
-  imageBackgroundColor: string;
+const store = useStore();
+const {
+  imageBackgroundColor,
 
-  vMargin: number;
-  vRotation: number;
-  hMargin: number;
-  hMargin2: number;
+  vMargin,
+  vRotation,
 
-  marginEnable: boolean;
-  marginColor: string;
-  marginLeftMargin: number;
+  hMargin,
+  hMargin2,
 
-  imageWidth: number;
-  imageHeight: number;
-}>();
+  marginEnable,
+  marginColor,
+  marginLeftMargin,
+
+  imageHeight,
+  imageWidth,
+} = storeToRefs(store);
 
 const ctx = ref<null | CanvasRenderingContext2D>(null);
 
 const clearCanvas = () => {
-  const { imageWidth, imageHeight, imageBackgroundColor } = props;
 
   if (ctx.value) {
     ctx.value.shadowColor
-    ctx.value.fillStyle = imageBackgroundColor;
-    ctx.value.fillRect(0, 0, imageWidth * ONE_MM, imageHeight * ONE_MM);
+    ctx.value.fillStyle = imageBackgroundColor.value;
+    ctx.value.fillRect(0, 0, imageWidth.value * ONE_MM, imageHeight.value * ONE_MM);
     ctx.value.beginPath();
   }
 };
 
 const render = () => {
-  const { vMargin, vRotation, hMargin, hMargin2, imageWidth, imageHeight, marginEnable, marginColor, marginLeftMargin } = props;
-
-  if (vMargin < 1 || hMargin < 1 || hMargin2 < 1) {
+  if (vMargin.value < 1 || hMargin.value < 1 || hMargin2.value < 1) {
     return
   }
-  if (imageWidth < 1 || imageHeight < 1) {
+  if (imageWidth.value < 1 || imageHeight.value < 1) {
     return
   }
 
   clearCanvas();
 
-  var hMargins = [hMargin, hMargin2];
+  var hMargins = [hMargin.value, hMargin2.value];
 
-  var imageHeightPx = imageHeight * ONE_MM;
-  var imageWidthPx = imageWidth * ONE_MM;
-  var vMarginPx = vMargin * ONE_MM;
-  var rotationDelta = imageHeightPx / Math.tan(vRotation / 180 * Math.PI);
+  var imageHeightPx = imageHeight.value * ONE_MM;
+  var imageWidthPx = imageWidth.value * ONE_MM;
+  var vMarginPx = vMargin.value * ONE_MM;
+  var rotationDelta = imageHeightPx / Math.tan(vRotation.value / 180 * Math.PI);
 
   if (ctx.value) {
     ctx.value.strokeStyle = "#000000";
@@ -83,9 +84,9 @@ const render = () => {
     }
 
 
-    x = marginLeftMargin * ONE_MM;
-    if (marginEnable) {
-      ctx.value.strokeStyle = marginColor;
+    x = marginLeftMargin.value * ONE_MM;
+    if (marginEnable.value) {
+      ctx.value.strokeStyle = marginColor.value;
       ctx.value.lineWidth = 2;
       ctx.value.beginPath();
       ctx.value.moveTo(x, 0);
@@ -112,6 +113,10 @@ onUpdated(() => {
 
 <template>
   <canvas id="canvas" :width="imageWidth * ONE_MM" :height="imageHeight * ONE_MM" />
+  <!-- Костыль, чтобы обновлялся стейт, неужели vue не может красиво это делать -->
+  <div style="display: none;">
+    {{ store }}
+  </div>
 </template>
 
 <style scoped>
diff --git a/src/const.ts b/src/const.ts
index 732fa5b..82d9341 100644
--- a/src/const.ts
+++ b/src/const.ts
@@ -1,14 +1,31 @@
+import { Size } from "./types";
+
 /** 1 миллиметр в пикселях */
 export const ONE_MM = 12;
 
 export const DEFAULT_IMAGE_WIDTH = 100;
 export const DEFAULT_IMAGE_HEIGHT = 100;
+/** Стандартные варианты размера изображения */
+export const VARIANTS_IMAGE_SIZE: { [k: string]: Size } = {
+  A4: {
+    name: 'A4',
+    width: 210,
+    height: 297,
+  },
+  A5: {
+    name: 'A5',
+    width: 148,
+    height: 210,
+  },
+};
 
 export const DEFAULT_VERTICAL_MARGIN = 10;
 export const DEFAULT_HORIZONTAL_MARGIN = 10;
 export const DEFAULT_VERTICAL_ROTATION = 90;
+/** Стандартные варианты наклона вертикальных линий */
+export const VARIANTS_VERTICAL_ROTATION = [45, 60, 65, 90];
 
-export const DEFAULT_IMAGE_BACKGROUND_COLOR = "#ffffff"
+export const DEFAULT_IMAGE_BACKGROUND_COLOR = "#ffffff";
 
 export const DEFAULT_MARGIN_ENABLE = false;
 export const DEFAULT_MARGIN_BACKGROUND_COLOR = "#dd3333";
diff --git a/src/main.ts b/src/main.ts
index 87e6a28..9bb0761 100644
--- a/src/main.ts
+++ b/src/main.ts
@@ -2,5 +2,10 @@ import { createApp } from 'vue'
 import './reset.css'
 import './style.css'
 import App from './App.vue'
+import { createPinia } from 'pinia'
 
-createApp(App).mount('#app')
+const pinia = createPinia()
+const app = createApp(App)
+
+app.use(pinia)
+app.mount('#app')
diff --git a/src/store.ts b/src/store.ts
new file mode 100644
index 0000000..bc6ac9d
--- /dev/null
+++ b/src/store.ts
@@ -0,0 +1,61 @@
+import { defineStore } from "pinia";
+import { ref } from "vue";
+import {
+  DEFAULT_HORIZONTAL_MARGIN,
+  DEFAULT_IMAGE_BACKGROUND_COLOR,
+  DEFAULT_IMAGE_HEIGHT,
+  DEFAULT_IMAGE_WIDTH,
+  DEFAULT_MARGIN_BACKGROUND_COLOR,
+  DEFAULT_MARGIN_ENABLE,
+  DEFAULT_MARGIN_LEFT_MARGIN,
+  DEFAULT_VERTICAL_MARGIN,
+  DEFAULT_VERTICAL_ROTATION,
+} from "./const";
+import { Size } from "./types";
+
+export const useStore = defineStore("store", () => {
+  const imageBackgroundColor = ref(DEFAULT_IMAGE_BACKGROUND_COLOR);
+
+  const vMargin = ref(DEFAULT_VERTICAL_MARGIN);
+  const vRotation = ref(DEFAULT_VERTICAL_ROTATION);
+  const setVRotation = (newRotation: number) => (vRotation.value = newRotation);
+
+  const hMargin = ref(DEFAULT_HORIZONTAL_MARGIN);
+  const hMargin2 = ref(DEFAULT_HORIZONTAL_MARGIN);
+
+  const marginEnable = ref(DEFAULT_MARGIN_ENABLE);
+  const marginColor = ref(DEFAULT_MARGIN_BACKGROUND_COLOR);
+  const marginLeftMargin = ref(DEFAULT_MARGIN_LEFT_MARGIN);
+
+  const imageWidth = ref(DEFAULT_IMAGE_WIDTH);
+  const imageHeight = ref(DEFAULT_IMAGE_HEIGHT);
+  const setImageSize = (size: Size) => {
+    imageWidth.value = size.width;
+    imageHeight.value = size.height;
+  }
+  const rotateImage = () => {
+    const tmp = imageHeight.value;
+    imageHeight.value = imageWidth.value;
+    imageWidth.value = tmp;
+  };
+
+  return {
+    imageBackgroundColor,
+
+    vMargin,
+    vRotation,
+    setVRotation,
+
+    hMargin,
+    hMargin2,
+
+    marginEnable,
+    marginColor,
+    marginLeftMargin,
+
+    imageWidth,
+    imageHeight,
+    setImageSize,
+    rotateImage,
+  };
+});
diff --git a/src/types.ts b/src/types.ts
index dccdd78..1083847 100644
--- a/src/types.ts
+++ b/src/types.ts
@@ -6,4 +6,10 @@ export enum ButtonSize {
 export enum InputType {
     Number = 'number',
     Color = 'color',
-}
\ No newline at end of file
+}
+
+export interface Size {
+    name: string;
+    width: number;
+    height: number;
+}
diff --git a/yarn.lock b/yarn.lock
index 51e5ccb..8d11dce 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -190,6 +190,11 @@
     "@vue/compiler-dom" "3.3.4"
     "@vue/shared" "3.3.4"
 
+"@vue/devtools-api@^6.5.0":
+  version "6.5.0"
+  resolved "https://registry.yarnpkg.com/@vue/devtools-api/-/devtools-api-6.5.0.tgz#98b99425edee70b4c992692628fa1ea2c1e57d07"
+  integrity sha512-o9KfBeaBmCKl10usN4crU53fYtC1r7jJwdGKjPT24t348rHxgfpZ0xL3Xm/gLUYnc0oTp8LAmrxOeLyu6tbk2Q==
+
 "@vue/language-core@1.8.0":
   version "1.8.0"
   resolved "https://registry.yarnpkg.com/@vue/language-core/-/language-core-1.8.0.tgz#3d106afdef859464435c90921fcce200a0b1d15c"
@@ -381,6 +386,14 @@ picocolors@^1.0.0:
   resolved "https://registry.yarnpkg.com/picocolors/-/picocolors-1.0.0.tgz#cb5bdc74ff3f51892236eaf79d68bc44564ab81c"
   integrity sha512-1fygroTLlHu66zi26VoTDv8yRgm0Fccecssto+MhsZ0D/DGW2sm8E8AjW7NU5VVTRt5GxbeZ5qBuJr+HyLYkjQ==
 
+pinia@^2.1.4:
+  version "2.1.4"
+  resolved "https://registry.yarnpkg.com/pinia/-/pinia-2.1.4.tgz#a642adfe6208e10c36d3dc16184a91064788142a"
+  integrity sha512-vYlnDu+Y/FXxv1ABo1vhjC+IbqvzUdiUC3sfDRrRyY2CQSrqqaa+iiHmqtARFxJVqWQMCJfXx1PBvFs9aJVLXQ==
+  dependencies:
+    "@vue/devtools-api" "^6.5.0"
+    vue-demi ">=0.14.5"
+
 postcss@^8.1.10, postcss@^8.4.23:
   version "8.4.24"
   resolved "https://registry.yarnpkg.com/postcss/-/postcss-8.4.24.tgz#f714dba9b2284be3cc07dbd2fc57ee4dc972d2df"
@@ -444,6 +457,11 @@ vscode-uri@^3.0.7:
   resolved "https://registry.yarnpkg.com/vscode-uri/-/vscode-uri-3.0.7.tgz#6d19fef387ee6b46c479e5fb00870e15e58c1eb8"
   integrity sha512-eOpPHogvorZRobNqJGhapa0JdwaxpjVvyBp0QIUMRMSf8ZAlqOdEquKuRmw9Qwu0qXtJIWqFtMkmvJjUZmMjVA==
 
+vue-demi@>=0.14.5:
+  version "0.14.5"
+  resolved "https://registry.yarnpkg.com/vue-demi/-/vue-demi-0.14.5.tgz#676d0463d1a1266d5ab5cba932e043d8f5f2fbd9"
+  integrity sha512-o9NUVpl/YlsGJ7t+xuqJKx8EBGf1quRhCiT6D/J0pfwmk9zUwYkC7yrF4SZCe6fETvSM3UNL2edcbYrSyc4QHA==
+
 vue-template-compiler@^2.7.14:
   version "2.7.14"
   resolved "https://registry.yarnpkg.com/vue-template-compiler/-/vue-template-compiler-2.7.14.tgz#4545b7dfb88090744c1577ae5ac3f964e61634b1"