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

<template>
    <div style="margin-top: 10px;">
        <el-button size="small" @click="changeEnable">切换item1禁用状态</el-button>
        圆角半径 :
        <el-input-number @change="changeY" v-model="R" size="mini" style="width: 100px"></el-input-number>
        <canvas :id="id" width="740" height="400"/>
    </div>
</template>

<script lang="ts">

import { SGraphRectItem, SGraphScene, SGraphView } from "@persagy-web/graph/lib";
import { Component, Vue } from "vue-property-decorator";

/**
 * 矩形&圆角矩形
 *
 * @author 郝洁 <haojie@persagy.com>
 */
@Component
export default class RectCanvas extends Vue {
    /** 图 id */
    id: string = 'rect' + Date.now();
    /** 实例化 view */
    view: SGraphView | undefined;
    item: SGraphRectItem | undefined;
    item2: SGraphRectItem | undefined;
    R: number = 0;
    rectData = {
        x: 0,
            y: 0,
            width: 500,
            height: 500,
            radius: 0,
            style: {
                "default": {
                    "stroke": "#cccccc",
                    "fill": "SLinearGradient{0,0;0,1000;0,#ff483bff;0.5,#04ff00ff;1,#3d4effff;}",
                    "lineWidth": 2,
                    "effect": {}
                },
                "selected": {
                    "stroke": "#66ff66",
                    "fill": "SRadialGradient{500,500,50;500,500,500;0,#ff483bff;0.5,#04ff00ff;1,#3d4effff;}",
                    "lineWidth": 3,
                    "effect": {}
                },
                "disabled": {
                    "stroke": "#333333",
                    "fill": "#afafaf",
                    "lineWidth": 1,
                    "effect": {}
                },
            }
        };
        rectData2 = {
            x: 1000,
            y: 0,
            width: 500,
            height: 500,
            radius: 0,
            style: {
                "default": {
                    "stroke": "#cccccc",
                    "fill": "#ffccee",
                    "lineWidth": 2,
                    "effect": {}
                },
                "selected": {
                    "stroke": "#66ff66",
                    "fill": "#ff33ee",
                    "lineWidth": 3,
                    "effect": {}
                },
                "disabled": {
                    "stroke": "#333333",
                    "fill": "#afafaf",
                    "lineWidth": 1,
                    "effect": {}
                },
            }
        };

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

    /**
     * 初始化加载
     */
    init(): void {
        this.view = new SGraphView(this.id);
        const scene = new SGraphScene();
        this.item = new SGraphRectItem(null, this.rectData);
        this.item.selectable = true;
        this.item._resizeable = false;
        scene.addItem(this.item);

        this.item2 = new SGraphRectItem(null, this.rectData2);
        this.item2.selectable = true;
            this.item2._resizeable = false;
            scene.addItem(this.item2);

            this.view.scene = scene;
            this.view.fitSceneToView();
            this.view.scalable = false;
        }

        changeEnable(): void {
            if (this.item) {
                this.item.enabled = !this.item.enabled;
            }
        }

        // 修改圆角半径
        changeY(val: number): void {
            if (this.item) {
                this.item.radius = val;
            }
            if (this.item2) {
                this.item2.radius = val;
            }
        }
    }
</script>

<style scoped>
</style>