persagy-web-doc/docs/.vuepress/components/scene/items/area.vue

<template>
    <div style="margin-top: 10px;">
        <canvas :id="id" width="740" height="400"/>
    </div>
</template>

<script lang="ts">
import { SGraphAreaGroupItem, SGraphScene, SGraphView } from "@persagy-web/graph/lib";
import { Component, Vue } from "vue-property-decorator";
import { v1 as uuid } from "uuid";

/**
 * 区域组
 *
 * @author 郝洁 <haojie@persagy.com>
 */
@Component
    export default class AreaCanvas extends Vue {
    /** 图 id */
    id: string = uuid();
    /** 实例化 view */
    view: SGraphView | undefined;
    areaData = {
        outline: [
            [
                [{x: 0, y: 0}, {x: 0, y: 1000}, {x: 1000, y: 1000}, {x: 1000, y: 0}],
                [{x: 200, y: 200}, {x: 800, y: 200}, {x: 800, y: 800}, {x: 200, y: 800}]
            ],
            [
                [{x: 1000, y: 1000}, {x: 1200, y: 1000}, {x: 1200, y: 1200}, {x: 1000, y: 1200}]
            ]
        ],
        style: {
            "default": {
                "stroke": "#cccccc",
                "fill": "SLinearGradient{0,0;0,1200;0,#ff483bff;0.5,#04ff00ff;1,#3d4effff;}",
                "lineWidth": 2,
                "effect": {}
            },
            "selected": {
                "stroke": "#66ff66",
                "fill": "SRadialGradient{500,500,50;500,500,800;0,#ff483bff;0.5,#04ff00ff;1,#3d4effff;}",
                "lineWidth": 3,
                "effect": {}
            },
            "disabled": {
                "stroke": "#333333",
                "fill": "#afafaf",
                "lineWidth": 1,
                "effect": {}
            },
        }
    };

    /**
     * 页面挂载
     */
    mounted() {
        this.init();
    };

    /**
     * 初始化加载
     */
    init() {
        this.view = new SGraphView(this.id);
        const scene = new SGraphScene();
        const item = new SGraphAreaGroupItem(null, this.areaData);
        item.selectable = true;
        item._resizeable = false;
        scene.addItem(item);
        this.view.scene = scene;
        this.view.fitSceneToView();
        this.view.scalable = false;
    }
}
</script>

<style scoped>

</style>