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- "use strict";
- Object.defineProperty(exports, "__esModule", { value: true });
- exports.SPolylineItem = void 0;
- const draw_1 = require("@persagy-web/draw");
- const base_1 = require("@persagy-web/base");
- const __1 = require("..");
- const SMathUtil_1 = require("../utils/SMathUtil");
- const lib_1 = require("@persagy-web/graph/lib");
- class SPolylineItem extends lib_1.SGraphItem {
- constructor(parent, list) {
- 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.pointList = [];
- this._status = __1.SItemStatus.Normal;
- this.lastPoint = null;
- this._strokeColor = draw_1.SColor.Black;
- this._fillColor = new draw_1.SColor("#2196f3");
- this._lineWidth = 1;
- this.dis = 10;
- this.sceneDis = 10;
- this.curIndex = -1;
- this.curPoint = null;
- this.undoStack = new base_1.SUndoStack();
- if (list instanceof draw_1.SPoint) {
- this.pointList.push(list);
- }
- else {
- this.pointList = list;
- }
- }
- 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 fillColor() {
- return this._fillColor;
- }
- set fillColor(v) {
- this._fillColor = v;
- this.update();
- }
- get lineWidth() {
- return this._lineWidth;
- }
- set lineWidth(v) {
- this._lineWidth = v;
- this.update();
- }
- addPoint(p, index) {
- if (index && this.canHandle(index)) {
- this.pointList.splice(index, 0, p);
- this.recordAction(lib_1.SGraphPointListInsert, [
- this.pointList,
- p,
- index
- ]);
- }
- else {
- this.pointList.push(p);
- this.recordAction(lib_1.SGraphPointListInsert, [this.pointList, p]);
- }
- this.update();
- }
- canHandle(index) {
- return index >= 0 && index <= this.pointList.length;
- }
- deletePoint(index) {
- if (this.canHandle(index) && this.pointList.length > 2) {
- const p = new draw_1.SPoint(this.pointList[this.curIndex].x, this.pointList[this.curIndex].y);
- this.pointList.splice(index, 1);
- this.recordAction(lib_1.SGraphPointListDelete, [
- this.pointList,
- p,
- index
- ]);
- this.curIndex = -1;
- this.curPoint = null;
- this.update();
- }
- }
- onMouseDown(event) {
- this.curIndex = -1;
- this.curPoint = null;
- if (event.shiftKey) {
- event = this.compare(event);
- }
- if (event.buttons == 1) {
- if (this.status == __1.SItemStatus.Create) {
- this.addPoint(new draw_1.SPoint(event.x, event.y));
- return true;
- }
- else if (this.status == __1.SItemStatus.Edit) {
- this.findNearestPoint(new draw_1.SPoint(event.x, event.y));
- if (this.curIndex < 0) {
- this.findAddPos(new draw_1.SPoint(event.x, event.y));
- }
- if (event.altKey && this.canHandle(this.curIndex)) {
- this.deletePoint(this.curIndex);
- }
- this.update();
- return true;
- }
- else {
- return super.onMouseDown(event);
- }
- }
- return super.onMouseDown(event);
- }
- onMouseMove(event) {
- if (event.shiftKey) {
- event = this.compare(event);
- }
- if (this.status == __1.SItemStatus.Create) {
- if (this.lastPoint) {
- this.lastPoint.x = event.x;
- this.lastPoint.y = event.y;
- }
- else {
- this.lastPoint = new draw_1.SPoint(event.x, event.y);
- }
- this.update();
- return true;
- }
- else if (this.status == __1.SItemStatus.Edit) {
- if (event.buttons == 1) {
- if (this.canHandle(this.curIndex)) {
- this.pointList[this.curIndex].x = event.x;
- this.pointList[this.curIndex].y = event.y;
- }
- }
- this.update();
- return true;
- }
- else {
- return super.onMouseMove(event);
- }
- }
- onMouseUp(event) {
- if (this.status == __1.SItemStatus.Edit) {
- if (this.curIndex > -1) {
- const p = new draw_1.SPoint(this.pointList[this.curIndex].x, this.pointList[this.curIndex].y);
- this.recordAction(lib_1.SGraphPointListUpdate, [
- this.pointList,
- this.curPoint,
- p,
- this.curIndex
- ]);
- }
- }
- else if (this.status == __1.SItemStatus.Normal) {
- this.moveToOrigin(this.x, this.y);
- return super.onMouseUp(event);
- }
- return true;
- }
- 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();
- }
- else if (this.status == __1.SItemStatus.Create) {
- if (this.pointList.length > 1) {
- this.status = __1.SItemStatus.Normal;
- this.releaseItem();
- this.$emit("finishCreated");
- }
- }
- this.$emit("onDoubleClick", event);
- return true;
- }
- onKeyUp(event) {
- if (event.keyCode == base_1.SKeyCode.Enter) {
- if (this.pointList.length > 1) {
- if (this.status == __1.SItemStatus.Create) {
- this.$emit("finishCreated");
- }
- this.status = __1.SItemStatus.Normal;
- this.releaseItem();
- }
- }
- if (event.keyCode == base_1.SKeyCode.Delete &&
- this.status == __1.SItemStatus.Edit) {
- this.deletePoint(this.curIndex);
- }
- }
- moveToOrigin(x, y) {
- super.moveToOrigin(x, y);
- this.pointList = this.pointList.map(t => {
- t.x = t.x + x;
- t.y = t.y + y;
- return t;
- });
- this.x = 0;
- this.y = 0;
- }
- findNearestPoint(p) {
- let len = this.sceneDis;
- for (let i = 0; i < this.pointList.length; i++) {
- let dis = SMathUtil_1.SMathUtil.pointDistance(p.x, p.y, this.pointList[i].x, this.pointList[i].y);
- if (dis < len) {
- len = dis;
- this.curIndex = i;
- this.curPoint = new draw_1.SPoint(this.pointList[this.curIndex].x, this.pointList[this.curIndex].y);
- }
- }
- }
- findAddPos(p) {
- let len = SMathUtil_1.SMathUtil.pointToLine(p, new draw_1.SLine(this.pointList[0], this.pointList[1])), index = 0;
- if (this.pointList.length > 2) {
- for (let i = 1; i < this.pointList.length - 1; i++) {
- let dis = SMathUtil_1.SMathUtil.pointToLine(p, new draw_1.SLine(this.pointList[i], this.pointList[i + 1]));
- if (dis.MinDis < len.MinDis) {
- len = dis;
- index = i;
- }
- }
- }
- if (len.MinDis < this.sceneDis) {
- if (len.Point) {
- this.addPoint(len.Point, index + 1);
- }
- }
- }
- compare(event) {
- if (this.pointList.length) {
- let last = new draw_1.SPoint(event.x, event.y);
- if (this.status == __1.SItemStatus.Create) {
- last = this.pointList[this.pointList.length - 1];
- }
- else if (this.status == __1.SItemStatus.Edit) {
- if (this.curIndex > 1) {
- last = this.pointList[this.curIndex - 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;
- }
- recordAction(SGraphCommand, any) {
- const command = new SGraphCommand(this.scene, this, ...any);
- this.undoStack.push(command);
- }
- boundingRect() {
- if (this.pointList.length) {
- this.minX = this.pointList[0].x;
- this.maxX = this.pointList[0].x;
- this.minY = this.pointList[0].y;
- this.maxY = this.pointList[0].y;
- this.pointList.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 draw_1.SRect(this.minX, this.minY, this.maxX - this.minX, this.maxY - this.minY);
- }
- contains(x, y) {
- let p = new draw_1.SPoint(x, y);
- for (let i = 1; i < this.pointList.length; i++) {
- let PTL = SMathUtil_1.SMathUtil.pointToLine(p, new draw_1.SLine(this.pointList[i - 1].x, this.pointList[i - 1].y, this.pointList[i].x, this.pointList[i].y));
- if (PTL.MinDis < this.sceneDis) {
- 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();
- }
- }
- drawBaseLine(painter) {
- painter.pen.color = this.strokeColor;
- painter.drawPolyline(this.pointList);
- }
- onDraw(painter) {
- this.sceneDis = painter.toPx(this.dis);
- painter.pen.lineWidth = painter.toPx(this.lineWidth);
- if (this.status == __1.SItemStatus.Create && this.lastPoint) {
- this.drawBaseLine(painter);
- painter.drawLine(this.pointList[this.pointList.length - 1], this.lastPoint);
- this.pointList.forEach((t, i) => {
- painter.brush.color = draw_1.SColor.White;
- if (i == this.curIndex) {
- painter.brush.color = this.fillColor;
- }
- painter.drawCircle(t.x, t.y, painter.toPx(5));
- });
- }
- else if (this.status == __1.SItemStatus.Edit) {
- this.drawBaseLine(painter);
- this.pointList.forEach((t, i) => {
- painter.brush.color = draw_1.SColor.White;
- if (i == this.curIndex) {
- painter.brush.color = this.fillColor;
- }
- painter.drawCircle(t.x, t.y, painter.toPx(5));
- });
- }
- else {
- if (this.selected) {
- painter.pen.lineWidth = painter.toPx(this.lineWidth * 2);
- painter.shadow.shadowBlur = 10;
- painter.shadow.shadowColor = new draw_1.SColor(`#00000033`);
- painter.shadow.shadowOffsetX = 5;
- painter.shadow.shadowOffsetY = 5;
- }
- this.drawBaseLine(painter);
- }
- }
- }
- exports.SPolylineItem = SPolylineItem;
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