trying to learn some canvas

adding canvas stuff into a component to see how the User interface for the spatial interface could work

trying to learn some canvas
793e97d2 · Adam Procter · f99e6791 · 793e97d2 · 793e97d2 · 793e97d2
Commit 793e97d2 authored Feb 10, 2020 by Adam Procter
--- a/canvas-10-feb/.browserslistrc
+++ b/canvas-10-feb/.browserslistrc
+> 1%
+last 2 versions
--- a/canvas-10-feb/.eslintrc.js
+++ b/canvas-10-feb/.eslintrc.js
+module.exports = {
+  root: true,
+  env: {
+    node: true
+  },
+  extends: ['plugin:vue/essential', 'eslint:recommended', '@vue/prettier'],
+  parserOptions: {
+    parser: 'babel-eslint'
+  },
+  rules: {
+    'no-console': process.env.NODE_ENV === 'production' ? 'error' : 'off',
+    'no-debugger': process.env.NODE_ENV === 'production' ? 'error' : 'off'
+  }
+}
--- a/canvas-10-feb/.gitignore
+++ b/canvas-10-feb/.gitignore
+.DS_Store
+node_modules
+/dist
+# local env files
+.env.local
+.env.*.local
+# Log files
+npm-debug.log*
+yarn-debug.log*
+yarn-error.log*
+# Editor directories and files
+.idea
+.vscode
+*.suo
+*.ntvs*
+*.njsproj
+*.sln
+*.sw?
--- a/canvas-10-feb/.prettierrc.js
+++ b/canvas-10-feb/.prettierrc.js
+module.exports = {
+  singleQuote: true,
+  semi: false
+}
--- a/canvas-10-feb/README.md
+++ b/canvas-10-feb/README.md
+# canvas-10-feb
+## Project setup
+```
+yarn install
+```
+### Compiles and hot-reloads for development
+```
+yarn serve
+```
+### Compiles and minifies for production
+```
+yarn build
+```
+### Lints and fixes files
+```
+yarn lint
+```
+### Customize configuration
+See [Configuration Reference](https://cli.vuejs.org/config/).
--- a/canvas-10-feb/babel.config.js
+++ b/canvas-10-feb/babel.config.js
+module.exports = {
+  presets: ["@vue/cli-plugin-babel/preset"]
+};
--- a/canvas-10-feb/package.json
+++ b/canvas-10-feb/package.json
+{
+  "name": "canvas-10-feb",
+  "version": "0.1.0",
+  "private": true,
+  "scripts": {
+    "serve": "vue-cli-service serve",
+    "build": "vue-cli-service build",
+    "lint": "vue-cli-service lint"
+  },
+  "dependencies": {
+    "core-js": "^3.6.4",
+    "vue": "^2.6.11",
+    "vue-router": "^3.1.5",
+    "vuex": "^3.1.2"
+  },
+  "devDependencies": {
+    "@vue/cli-plugin-babel": "^4.2.0",
+    "@vue/cli-plugin-eslint": "^4.2.0",
+    "@vue/cli-plugin-router": "^4.2.0",
+    "@vue/cli-plugin-vuex": "^4.2.0",
+    "@vue/cli-service": "^4.2.0",
+    "@vue/eslint-config-prettier": "^6.0.0",
+    "babel-eslint": "^10.0.3",
+    "eslint": "^6.7.2",
+    "eslint-plugin-prettier": "^3.1.1",
+    "eslint-plugin-vue": "^6.1.2",
+    "prettier": "^1.19.1",
+    "vue-template-compiler": "^2.6.11"
+  }
+}
--- a/canvas-10-feb/public/favicon.ico
+++ b/canvas-10-feb/public/favicon.ico
--- a/canvas-10-feb/public/index.html
+++ b/canvas-10-feb/public/index.html
+<!DOCTYPE html>
+<html lang="en">
+  <head>
+    <meta charset="utf-8">
+    <meta http-equiv="X-UA-Compatible" content="IE=edge">
+    <meta name="viewport" content="width=device-width,initial-scale=1.0">
+    <link rel="icon" href="<%= BASE_URL %>favicon.ico">
+    <title><%= htmlWebpackPlugin.options.title %></title>
+  </head>
+  <body>
+    <noscript>
+      <strong>We're sorry but <%= htmlWebpackPlugin.options.title %> doesn't work properly without JavaScript enabled. Please enable it to continue.</strong>
+    </noscript>
+    <div id="app"></div>
+    <!-- built files will be auto injected -->
+  </body>
+</html>
--- a/canvas-10-feb/src/App.vue
+++ b/canvas-10-feb/src/App.vue
+<template>
+  <div id="app">
+    <div id="nav">
+      <router-link to="/">Home</router-link> |
+      <router-link to="/about">About</router-link>
+    </div>
+    <router-view />
+  </div>
+</template>
+<style>
+#app {
+  font-family: Avenir, Helvetica, Arial, sans-serif;
+  -webkit-font-smoothing: antialiased;
+  -moz-osx-font-smoothing: grayscale;
+  text-align: center;
+  color: #2c3e50;
+}
+#nav {
+  padding: 30px;
+}
+#nav a {
+  font-weight: bold;
+  color: #2c3e50;
+}
+#nav a.router-link-exact-active {
+  color: #42b983;
+}
+</style>
--- a/canvas-10-feb/src/components/HelloWorld.vue
+++ b/canvas-10-feb/src/components/HelloWorld.vue
+<template>
+  <div class="hello">
+    <h1>{{ msg }}</h1>
+    <!-- <canvas ref="canvas" :width="windowWidth" :height="windowHeight"></canvas> -->
+    <canvas ref="canvas"></canvas>
+    <div class="controls">
+      <!-- <div class="btn-row">
+        <button on:click="popups.showPane = !popups.showPane">Button</button>
+      </div>
+      <div class="popup" v-if="popups.showPane">
+        <div class="popup-title">Pane Title</div>
+        <label>
+          <input type="radio" name="color" />
+        </label>
+      </div>-->
+    </div>
+  </div>
+</template>
+<script>
+export default {
+  name: 'HelloWorld',
+  props: {
+    msg: String
+  },
+  mounted() {
+    this.ctx = this.$refs.canvas.getContext('2d')
+    this.ctx.width = window.innerWidth
+    this.ctx.height = window.innerHeight - 60
+    this.ctx.fillStyle = '#777'
+    this.ctx.fillRect(10, 20, 100, 100)
+    this.ctx.fillRect(170, 20, 100, 100)
+  }
+}
+</script>
+<!-- Add "scoped" attribute to limit CSS to this component only -->
+<style scoped>
+canvas {
+  width: 100%;
+  height: calc(100vh - 60px);
+  background-color: white;
+}
+.controls {
+  position: fixed;
+  z-index: 5;
+  bottom: 0;
+  left: 0;
+  width: 100%;
+  height: 60px;
+  background-color: rgb(10, 10, 10);
+  display: flex;
+  justify-content: center;
+  align-items: center;
+  user-select: none;
+}
+.btn-row {
+  position: relative;
+  margin-bottom: 5px;
+  display: flex;
+  justify-content: center;
+  flex-wrap: wrap;
+  padding: 0 15px;
+  border-radius: 4px;
+}
+</style>
--- a/canvas-10-feb/src/main.js
+++ b/canvas-10-feb/src/main.js
+import Vue from "vue";
+import App from "./App.vue";
+import router from "./router";
+import store from "./store";
+Vue.config.productionTip = false;
+new Vue({
+  router,
+  store,
+  render: h => h(App)
+}).$mount("#app");
--- a/canvas-10-feb/src/router/index.js
+++ b/canvas-10-feb/src/router/index.js
+import Vue from "vue";
+import VueRouter from "vue-router";
+import Home from "../views/Home.vue";
+Vue.use(VueRouter);
+const routes = [
+  {
+    path: "/",
+    name: "Home",
+    component: Home
+  },
+  {
+    path: "/about",
+    name: "About",
+    // route level code-splitting
+    // this generates a separate chunk (about.[hash].js) for this route
+    // which is lazy-loaded when the route is visited.
+    component: () =>
+      import(/* webpackChunkName: "about" */ "../views/About.vue")
+  }
+];
+const router = new VueRouter({
+  routes
+});
+export default router;
--- a/canvas-10-feb/src/store/index.js
+++ b/canvas-10-feb/src/store/index.js
+import Vue from "vue";
+import Vuex from "vuex";
+Vue.use(Vuex);
+export default new Vuex.Store({
+  state: {},
+  mutations: {},
+  actions: {},
+  modules: {}
+});
--- a/canvas-10-feb/src/views/About.vue
+++ b/canvas-10-feb/src/views/About.vue
+<template>
+  <div class="about">
+    <h1>This is an about page</h1>
+  </div>
+</template>
--- a/canvas-10-feb/src/views/Home.vue
+++ b/canvas-10-feb/src/views/Home.vue
+<template>
+  <div class="home">
+    <HelloWorld msg="Welcome to Vue Canvas &amp; testing ground" />
+  </div>
+</template>
+<script>
+// @ is an alias to /src
+import HelloWorld from '@/components/HelloWorld.vue'
+export default {
+  name: 'Home',
+  components: {
+    HelloWorld
+  }
+}
+</script>
--- a/canvas-10-feb/yarn.lock
+++ b/canvas-10-feb/yarn.lock