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矩形蒙版item 测试

haojianlong 4 年 前
コミット
268d6e16f6
2 ファイル変更342 行追加4 行削除
  1. 338 0
      docs/guides/edit/items/src/maskEdit.ts
  2. 4 4
      package.json

+ 338 - 0
docs/guides/edit/items/src/maskEdit.ts

@@ -0,0 +1,338 @@
+/*
+ * *********************************************************************************************************************
+ *
+ *          !!
+ *        .F88X
+ *        X8888Y
+ *      .}888888N;
+ *        i888888N;        .:!              .I$WI:
+ *          R888888I      .'N88~            i8}+8Y&8"l8i$8>8W~'>W8}8]KW+8IIN"8&
+ *          .R888888I    .;N8888~          .X8'  "8I.!,/8"  !%NY8`"8I8~~8>,88I
+ *            +888888N;  .8888888Y                                  "&&8Y.}8,
+ *            ./888888N;  .R888888Y        .'}~    .>}'.`+>  i}!    "i'  +/'  .'i~  !11,.:">,  .~]!  .i}i
+ *              ~888888%:  .I888888l      .]88~`1/iY88Ii+1'.R$8$8]"888888888>  Y8$  W8E  X8E  W8888'188Il}Y88$*
+ *              18888888    E8888881    .]W%8$`R8X'&8%++N8i,8N%N8+l8%`  .}8N:.R$RE%N88N%N$K$R  188,FE$8%~Y88I
+ *            .E888888I  .i8888888'      .:$8I;88+`E8R:/8N,.>881.`$8E/1/]N8X.Y8N`"KF&&FK!'88*."88K./$88%RN888+~
+ *            8888888I  .,N888888~        ~88i"8W,!N8*.I88.}888%F,i$88"F88"  888:E8X.>88!i88>`888*.}Fl1]*}1YKi'
+ *          i888888N'      I888Y          ]88;/EX*IFKFK88X  K8R  .l8W  88Y  ~88}'88E&%8W.X8N``]88!.$8K  .:W8I
+ *        .i888888N;        I8Y          .&8$  .X88!  i881.:%888>I88  ;88]  +88+.';;;;:.Y88X  18N.,88l  .+88/
+ *      .:R888888I
+ *      .&888888I                                          Copyright (c) 2016-2020.  博锐尚格科技股份有限公司
+ *        ~8888'
+ *        .!88~                                                                     All rights reserved.
+ *
+ * *********************************************************************************************************************
+ */
+import { SColor, SPainter, SPoint, SRect, SPath } from "@persagy-web/draw";
+import { SMouseButton, SMouseEvent, SUndoStack } from "@persagy-web/base";
+import { SItemStatus } from "@persagy-web/big";
+import {
+    SLineStyle,
+    SGraphItem,
+    SGraphPointListInsert
+} from "@persagy-web/graph/";
+import {SGraphStyleItem} from "@persagy-web/graph/lib";
+
+/**
+ * 矩形编辑类
+ *
+ * @author 郝建龙 <haojianlong@sagacloud.cn>
+ */
+export default class SBaseMaskEdit extends SGraphStyleItem {
+    /** 是否绘制完成 */
+    _status: SItemStatus = SItemStatus.Normal;
+    get status(): SItemStatus {
+        return this._status;
+    }
+    set status(v: SItemStatus) {
+        this._status = v;
+        this.undoStack.clear();
+        this.update();
+    }
+
+    /** 宽度 */
+    get width(): number {
+        return this._rightBottom.x - this._leftTop.x;
+    }
+    /** 高度 */
+    get height(): number {
+        return this._rightBottom.y - this._leftTop.y;
+    }
+    /** 矩形两个对角 */
+    private _line: SPoint[] = [];
+    get line(): SPoint[] {
+        return this._line;
+    }
+    set line(arr: SPoint[]) {
+        this._line = arr;
+        this.update();
+    }
+
+    /** 矩形左上角 */
+    private _leftTop: SPoint = new SPoint();
+    /** 矩形右下角 */
+    private _rightBottom: SPoint = new SPoint();
+
+    /** 绘制的路径 */
+    mask: SPath | undefined;
+
+    /** undo/redo 堆栈 */
+    private undoStack: SUndoStack = new SUndoStack();
+
+    /**
+     * 构造函数
+     *
+     * @param parent    指向父对象
+     * @param data      矩形数据
+     */
+    constructor(parent: SGraphItem | null, data: SPoint[]) {
+        super(parent);
+        this.data = data;
+    }
+
+    /**
+     * 大小改变
+     *
+     * @param oldSize   之前的大小
+     * @param newSize   新的大小
+     */
+    resize(oldSize: SRect, newSize: SRect): void {
+        const xs = newSize.width / oldSize.width;
+        const ys = newSize.height / oldSize.height;
+        this.line = this.line.map(t => {
+            t.x = t.x * xs;
+            t.y = t.y * ys;
+            return t;
+        });
+        this.calRect();
+        this.update();
+    }
+
+    /**
+     * 鼠标按下事件
+     *
+     * @param event   鼠标事件
+     * @return 是否处理事件
+     */
+    onMouseDown(event: SMouseEvent): boolean {
+        if (event.buttons == SMouseButton.LeftButton) {
+            if (this.status == SItemStatus.Create) {
+                this.addPoint(new SPoint(event.x, event.y));
+                return true;
+            } else {
+                console.log('super')
+                return super.onMouseDown(event);
+            }
+        }
+
+        return true;
+    }
+
+    /**
+     * 鼠标移动事件
+     *
+     * @param event   鼠标事件
+     * @return 是否处理事件
+     */
+    onMouseMove(event: SMouseEvent): boolean {
+        if (this.status == SItemStatus.Create) {
+            if (this.line[0] instanceof SPoint) {
+                this.line[1] = new SPoint(event.x, event.y);
+                this.calRect();
+            }
+        } else {
+            return super.onMouseMove(event);
+        }
+
+        this.update();
+        return true;
+    }
+
+    /**
+     * 鼠标抬起事件
+     *
+     * @param event     事件参数
+     * @return 是否处理事件
+     */
+    onMouseUp(event: SMouseEvent): boolean {
+        if (this.status != SItemStatus.Create) {
+            super.onMouseUp(event);
+        }
+        return true;
+    }
+
+    /**
+     * 计算矩形的左上角和右下角
+     */
+    private calRect(): void {
+        if (this.line.length > 1) {
+            const fi = this.line[0];
+            const se = this.line[1];
+            let minx, maxx, miny, maxy;
+            if (fi.x < se.x) {
+                minx = fi.x;
+                maxx = se.x;
+            } else {
+                minx = se.x;
+                maxx = fi.x;
+            }
+
+            if (fi.y < se.y) {
+                miny = fi.y;
+                maxy = se.y;
+            } else {
+                miny = se.y;
+                maxy = fi.y;
+            }
+
+            this._leftTop = new SPoint(minx, miny);
+            this._rightBottom = new SPoint(maxx, maxy);
+            this.createMask();
+        }
+    }
+
+    /**
+     * 创建蒙版
+     */
+    createMask(): void {
+        this.mask = new SPath();
+        this.mask.moveTo(Number.MIN_SAFE_INTEGER, Number.MIN_SAFE_INTEGER);
+        this.mask.lineTo(Number.MAX_SAFE_INTEGER, Number.MIN_SAFE_INTEGER);
+        this.mask.lineTo(Number.MAX_SAFE_INTEGER, Number.MAX_SAFE_INTEGER);
+        this.mask.lineTo(Number.MIN_SAFE_INTEGER, Number.MAX_SAFE_INTEGER);
+        this.mask.lineTo(Number.MIN_SAFE_INTEGER, Number.MIN_SAFE_INTEGER);
+
+        let antiArr = [
+            this._leftTop,
+            new SPoint(this._leftTop.x, this._rightBottom.y),
+            this._rightBottom,
+            new SPoint(this._rightBottom.x, this._leftTop.y)
+        ];
+        this.mask.polygon(antiArr);
+        this.update();
+    }
+
+    /**
+     * 添加点至数组中
+     *
+     * @param p     添加的点
+     */
+    private addPoint(p: SPoint): void {
+        if (this.line.length < 2) {
+            this.line.push(p);
+            this.recordAction(SGraphPointListInsert, [this.line, p]);
+        } else {
+            this.line[1] = p;
+            this.recordAction(SGraphPointListInsert, [this.line, p, 1]);
+            this.status = SItemStatus.Normal;
+            this.releaseItem();
+            this.$emit("finishCreated");
+        }
+
+        this.calRect();
+        this.update();
+    }
+
+    /**
+     * 记录相关动作并推入栈中
+     *
+     * @param	SGraphCommand   相关命令类
+     * @param	any             对应传入参数
+     */
+    protected recordAction(SGraphCommand: any, any: any[]): void {
+        // 记录相关命令并推入堆栈中
+        const command = new SGraphCommand(this.scene, this, ...any);
+        this.undoStack.push(command);
+    }
+
+    /**
+     * Item 对象边界区域
+     *
+     * @return 外接矩阵
+     */
+    boundingRect(): SRect {
+        if (this.line.length > 1) {
+            return new SRect(this._leftTop, this._rightBottom);
+        }
+
+        return new SRect();
+    }
+
+    contains(x: number, y: number): boolean {
+        return !this.boundingRect().contains(x,y);
+    }
+
+    /**
+     * 撤销操作
+     */
+    undo(): void {
+        if (this._status != SItemStatus.Normal) {
+            this.undoStack.undo();
+        }
+    }
+
+    /**
+     * 重做操作
+     */
+    redo(): void {
+        if (this._status != SItemStatus.Normal) {
+            this.undoStack.redo();
+        }
+    }
+
+    /**
+     * 取消操作执行
+     */
+    cancelOperate(): void {
+        if (this.status == SItemStatus.Create) {
+            this.parent = null;
+            this.releaseItem();
+        } else if (this.status == SItemStatus.Edit) {
+            this.status = SItemStatus.Normal;
+            this.releaseItem();
+        }
+    }
+
+    /**
+     * 移动后处理所有坐标,并肩原点置为场景原点
+     */
+    moveToOrigin(): void {
+        this.line = this.line.map(t => {
+            t.x = t.x + this.x;
+            t.y = t.y + this.y;
+            return t;
+        });
+        this.x = 0;
+        this.y = 0;
+        this.calRect();
+    } // Function moveToOrigin()
+
+    /**
+     * Item 绘制操作
+     *
+     * @param painter   绘制对象
+     */
+    onDraw(painter: SPainter): void {
+        if (this.line.length == 2) {
+            painter.pen.color = this.strokeColor;
+            painter.brush.color = this.fillColor;
+            const eachPx = painter.toPx(1);
+            // 使用像素值
+            if (this.widthIsPx) {
+                painter.pen.lineWidth = this.lineWidth * eachPx;
+            } else {
+                // 否则
+                painter.pen.lineWidth = this.lineWidth;
+            }
+            if (this.lineStyle == SLineStyle.Dashed) {
+                painter.pen.lineDash = [eachPx * 3, eachPx * 7];
+            } else if (this.lineStyle == SLineStyle.Dotted) {
+                painter.pen.lineDash = [2 * eachPx, 2 * eachPx];
+            }
+
+            if (this.mask) {
+                painter.drawPath(this.mask);
+            }
+        }
+    }
+}

+ 4 - 4
package.json

@@ -3,7 +3,7 @@
     "host": "47.93.22.124",
     "path": "/opt/web/doc/web",
     "user": "doc",
-    "password": "saga2020(^cloud==",
+    "password": "WWW.persagy.Com@2021%#$&",
     "local": "docs/.vuepress/dist"
   },
   "scripts": {
@@ -15,9 +15,9 @@
   "dependencies": {
     "@persagy-vue/doc": "1.1.36",
     "@persagy-web/base": "2.2.1",
-    "@persagy-web/big": "2.2.36",
-    "@persagy-web/draw": "2.2.9",
-    "@persagy-web/graph": "2.2.36",
+    "@persagy-web/big": "2.2.41",
+    "@persagy-web/draw": "2.2.10",
+    "@persagy-web/graph": "2.2.39",
     "axios": "^0.19.2",
     "element-ui": "^2.12.0",
     "vue": "^2.6.10",