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- "use strict";
- Object.defineProperty(exports, "__esModule", { value: true });
- exports.SLineItem = void 0;
- const lib_1 = require("@persagy-web/draw/lib");
- const base_1 = require("@persagy-web/base");
- const SMathUtil_1 = require("../utils/SMathUtil");
- const __1 = require("..");
- const lib_2 = require("@persagy-web/graph/lib");
- class SLineItem extends lib_2.SGraphItem {
- constructor(parent, l) {
- super(parent);
- this.minX = Number.MAX_SAFE_INTEGER;
- this.maxX = Number.MIN_SAFE_INTEGER;
- this.minY = Number.MAX_SAFE_INTEGER;
- this.maxY = Number.MIN_SAFE_INTEGER;
- this._line = [];
- this._status = __1.SItemStatus.Normal;
- this._strokeColor = lib_1.SColor.Black;
- this._lineStyle = lib_2.SLineStyle.Solid;
- this._fillColor = lib_1.SColor.White;
- this._activeFillColor = new lib_1.SColor("#2196f3");
- this._lineWidth = 1;
- this.dis = 5;
- this.sceneDis = 5;
- this.curIndex = -1;
- this.curPoint = null;
- this.undoStack = new base_1.SUndoStack();
- if (l) {
- if (l instanceof lib_1.SPoint) {
- this.line.push(l);
- }
- else {
- this.line = l;
- }
- }
- else {
- this.line = [];
- }
- }
- get line() {
- return this._line;
- }
- set line(arr) {
- this._line = arr;
- this.update();
- }
- get status() {
- return this._status;
- }
- set status(v) {
- this._status = v;
- this.undoStack.clear();
- this.update();
- }
- get strokeColor() {
- return this._strokeColor;
- }
- set strokeColor(v) {
- this._strokeColor = v;
- this.update();
- }
- get lineStyle() {
- return this._lineStyle;
- }
- set lineStyle(v) {
- this._lineStyle = v;
- this.update();
- }
- get fillColor() {
- return this._fillColor;
- }
- set fillColor(v) {
- this._fillColor = v;
- this.update();
- }
- get activeFillColor() {
- return this._activeFillColor;
- }
- set activeFillColor(v) {
- this._activeFillColor = v;
- this.update();
- }
- get lineWidth() {
- return this._lineWidth;
- }
- set lineWidth(v) {
- this._lineWidth = v;
- this.update();
- }
- addPoint(p) {
- if (this.line.length < 2) {
- this.line.push(p);
- this.recordAction(lib_2.SGraphPointListInsert, [this.line, p]);
- }
- else {
- this.line[1] = p;
- this.recordAction(lib_2.SGraphPointListInsert, [this.line, p, 1]);
- this.status = __1.SItemStatus.Normal;
- this.releaseItem();
- this.$emit("finishCreated");
- }
- this.update();
- }
- onDoubleClick(event) {
- if (this.status == __1.SItemStatus.Normal) {
- this.status = __1.SItemStatus.Edit;
- this.grabItem(this);
- }
- else if (this.status == __1.SItemStatus.Edit) {
- this.status = __1.SItemStatus.Normal;
- this.releaseItem();
- }
- this.update();
- return true;
- }
- onMouseDown(event) {
- this.curIndex = -1;
- this.curPoint = null;
- if (event.shiftKey) {
- event = this.compare(event);
- }
- if (event.buttons == base_1.SMouseButton.LeftButton) {
- if (this.status == __1.SItemStatus.Normal) {
- return super.onMouseDown(event);
- }
- else if (this.status == __1.SItemStatus.Edit) {
- this.findNearestPoint(new lib_1.SPoint(event.x, event.y));
- }
- else if (this.status == __1.SItemStatus.Create) {
- this.addPoint(new lib_1.SPoint(event.x, event.y));
- return true;
- }
- }
- return true;
- }
- onMouseUp(event) {
- if (this.status == __1.SItemStatus.Edit) {
- if (this.curIndex > -1) {
- const p = new lib_1.SPoint(this.line[this.curIndex].x, this.line[this.curIndex].y);
- this.recordAction(lib_2.SGraphPointListUpdate, [
- this.line,
- this.curPoint,
- p,
- this.curIndex
- ]);
- }
- }
- else if (this.status == __1.SItemStatus.Normal) {
- this.moveToOrigin(this.x, this.y);
- return super.onMouseUp(event);
- }
- this.curIndex = -1;
- this.curPoint = null;
- return true;
- }
- onMouseMove(event) {
- if (event.shiftKey) {
- event = this.compare(event);
- }
- if (this.status == __1.SItemStatus.Create) {
- if (this.line[0] instanceof lib_1.SPoint) {
- this.line[1] = new lib_1.SPoint(event.x, event.y);
- }
- }
- else if (this.status == __1.SItemStatus.Edit) {
- if (-1 != this.curIndex) {
- this.line[this.curIndex].x = event.x;
- this.line[this.curIndex].y = event.y;
- }
- }
- else {
- return super.onMouseMove(event);
- }
- this.update();
- return true;
- }
- findNearestPoint(p) {
- let len = this.sceneDis;
- for (let i = 0; i < this.line.length; i++) {
- let dis = SMathUtil_1.SMathUtil.pointDistance(p.x, p.y, this.line[i].x, this.line[i].y);
- if (dis < len) {
- len = dis;
- this.curIndex = i;
- this.curPoint = new lib_1.SPoint(this.line[this.curIndex]);
- }
- }
- }
- recordAction(SGraphCommand, any) {
- const command = new SGraphCommand(this.scene, this, ...any);
- this.undoStack.push(command);
- }
- moveToOrigin(x, y) {
- super.moveToOrigin(x, y);
- this.line = this.line.map(t => {
- t.x = t.x + x;
- t.y = t.y + y;
- return t;
- });
- this.x = 0;
- this.y = 0;
- }
- compare(event) {
- if (this.line.length) {
- let last = new lib_1.SPoint(event.x, event.y);
- if (this.status == __1.SItemStatus.Create) {
- last = this.line[0];
- }
- else if (this.status == __1.SItemStatus.Edit) {
- if (this.curIndex == 1) {
- last = this.line[0];
- }
- else if (this.curIndex == 0) {
- last = this.line[1];
- }
- }
- const dx = Math.abs(event.x - last.x);
- const dy = Math.abs(event.y - last.y);
- if (dy > dx) {
- event.x = last.x;
- }
- else {
- event.y = last.y;
- }
- }
- return event;
- }
- contains(x, y) {
- if (this.line.length == 2) {
- let p = new lib_1.SPoint(x, y);
- if (SMathUtil_1.SMathUtil.pointToLine(p, new lib_1.SLine(this.line[0], this.line[1]))
- .MinDis < this.dis) {
- return true;
- }
- }
- return false;
- }
- undo() {
- if (this.status != __1.SItemStatus.Normal) {
- this.undoStack.undo();
- }
- }
- redo() {
- if (this.status != __1.SItemStatus.Normal) {
- this.undoStack.redo();
- }
- }
- cancelOperate() {
- if (this.status == __1.SItemStatus.Create) {
- this.parent = null;
- this.releaseItem();
- }
- else if (this.status == __1.SItemStatus.Edit) {
- this.status = __1.SItemStatus.Normal;
- this.releaseItem();
- }
- }
- boundingRect() {
- if (this.line.length) {
- this.minX = this.line[0].x;
- this.maxX = this.line[0].x;
- this.minY = this.line[0].y;
- this.maxY = this.line[0].y;
- this.line.forEach(it => {
- let x = it.x, y = it.y;
- if (x < this.minX) {
- this.minX = x;
- }
- if (y < this.minY) {
- this.minY = y;
- }
- if (x > this.maxX) {
- this.maxX = x;
- }
- if (y > this.maxY) {
- this.maxY = y;
- }
- });
- }
- return new lib_1.SRect(this.minX, this.minY, this.maxX - this.minX, this.maxY - this.minY);
- }
- onDraw(painter) {
- this.sceneDis = painter.toPx(this.dis);
- painter.pen.lineWidth = painter.toPx(this.lineWidth);
- painter.pen.color = this.strokeColor;
- if (this.line.length == 2) {
- painter.pen.color = new lib_1.SColor(this.strokeColor);
- if (this.lineStyle == lib_2.SLineStyle.Dashed) {
- painter.pen.lineDash = [
- painter.toPx(this.lineWidth * 3),
- painter.toPx(this.lineWidth * 7)
- ];
- }
- else if (this.lineStyle == lib_2.SLineStyle.Dotted) {
- painter.pen.lineDash = [
- painter.toPx(this.lineWidth),
- painter.toPx(this.lineWidth)
- ];
- }
- if (this.selected && this.status == __1.SItemStatus.Normal) {
- painter.pen.lineWidth = painter.toPx(this.lineWidth * 2);
- painter.shadow.shadowBlur = 10;
- painter.shadow.shadowColor = new lib_1.SColor(`#00000033`);
- painter.shadow.shadowOffsetX = 5;
- painter.shadow.shadowOffsetY = 5;
- }
- painter.drawLine(this.line[0], this.line[1]);
- if (this.status == __1.SItemStatus.Edit ||
- this.status == __1.SItemStatus.Create) {
- this.line.forEach((p, i) => {
- painter.brush.color = this.fillColor;
- if (i == this.curIndex) {
- painter.brush.color = this.activeFillColor;
- }
- painter.drawCircle(p.x, p.y, painter.toPx(5));
- });
- }
- }
- else if (this.line.length == 1) {
- if (this.status == __1.SItemStatus.Edit ||
- this.status == __1.SItemStatus.Create) {
- painter.brush.color = this.fillColor;
- painter.drawCircle(this.line[0].x, this.line[0].y, painter.toPx(5));
- }
- }
- }
- }
- exports.SLineItem = SLineItem;
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