SZoneLegendItem.ts 5.6 KB

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  1. import { SGraphItem } from "@saga-web/graph/lib";
  2. import { SPolygonItem } from "@/components/mapClass/SPolygonItem";
  3. import { Legend } from '../types/Legend';
  4. import { SPainter, SColor, SFont, SPoint } from "@saga-web/draw";
  5. import { STextItem } from '@saga-web/graph/lib';
  6. import { hexify } from "@/components/mapClass/until"
  7. import { SItemStatus, ItemOrder } from '@saga-web/big/lib';
  8. /**
  9. * 图例节点Item(区域类型)
  10. *
  11. * * @author 张宇(taohuzy@163.com)
  12. */
  13. export class SZoneLegendItem extends SPolygonItem {
  14. /** 图例节点对象数据 */
  15. data: Legend;
  16. /** text item */
  17. textItem: STextItem = new STextItem(this);
  18. get text(): string {
  19. return this.textItem.text;
  20. }
  21. set text(v: string) {
  22. this.textItem.text = v;
  23. this.update();
  24. }
  25. get color(): string {
  26. return this.textItem.color;
  27. }
  28. set color(v: string) {
  29. this.textItem.color = v
  30. }
  31. get font(): SFont {
  32. return this.textItem.font
  33. }
  34. set font(v: SFont) {
  35. this.textItem.font = v
  36. }
  37. get status(): SItemStatus {
  38. return this._status;
  39. }
  40. // 编辑当前状态
  41. set status(value: SItemStatus) {
  42. this._status = value;
  43. // 如果状态为show则需清栈
  44. if (value == SItemStatus.Normal) {
  45. // 切换显示状态显示文本
  46. this.showText = true;
  47. // 切换显示状态不可移动文本
  48. this.textItem.moveable = false;
  49. if (this.undoStack) {
  50. this.undoStack.clear();
  51. }
  52. } else if (value == SItemStatus.Edit) {
  53. // 切换编辑状态显示文本
  54. this.showText = true;
  55. // 切换编辑状态可移动文本
  56. this.textItem.moveable = true;
  57. } else if (value == SItemStatus.Create) {
  58. // 切换创建状态不显示文本
  59. this.showText = false;
  60. // 切换创建状态不可移动文本
  61. this.textItem.moveable = false;
  62. }
  63. this.update();
  64. };
  65. /** 是否显示文字 */
  66. _showText: boolean = true;
  67. get showText(): boolean {
  68. return this._showText;
  69. }
  70. set showText(v: boolean) {
  71. if (v === this._showText) {
  72. return
  73. }
  74. this._showText = v;
  75. if (v) {
  76. this.textItem.show();
  77. } else {
  78. this.textItem.hide();
  79. }
  80. }
  81. /**
  82. * 构造函数
  83. *
  84. * @param parent 指向父对象
  85. * @param data 图例节点对象数据
  86. */
  87. constructor(parent: SGraphItem | null, data: Legend) {
  88. super(parent);
  89. this.zOrder = ItemOrder.polygonOrder;
  90. this.data = data;
  91. this.id = data.ID;
  92. this.name = data.Name;
  93. this.text = data.Name;
  94. this.font = new SFont("sans-serif", 2);
  95. if (data) {
  96. this.setPointList = [];
  97. let setPointList: SPoint[];
  98. if (data.OutLine) {
  99. if (data.OutLine[0] instanceof SPoint) {
  100. this.setPointList = data.OutLine;
  101. } else {
  102. setPointList = data.OutLine.map(i => {
  103. return (new SPoint(i.X, i.Y))
  104. })
  105. this.setPointList = setPointList;
  106. }
  107. }
  108. // 设置线宽
  109. if (data.Properties.LineWidth) {
  110. this.lineWidth = data.Properties.LineWidth
  111. }
  112. if (data.Properties.StrokeColor) {
  113. this.strokeColor = data.Properties.StrokeColor.includes('#') ? new SColor(data.Properties.StrokeColor) : new SColor(hexify(data.Properties.StrokeColor));
  114. }
  115. if (data.Properties.FillColor) {
  116. this.fillColor = data.Properties.FillColor.includes('#') ? new SColor(data.Properties.FillColor) : new SColor(hexify(data.Properties.FillColor))
  117. }
  118. if (data.Properties.TextPos) {
  119. this.textItem.moveTo(data.Properties.TextPos.X, data.Properties.TextPos.Y);
  120. }
  121. if (data.Properties.color) {
  122. this.color = data.Properties.color
  123. }
  124. if (data.Properties.font) {
  125. this.font =new SFont("sans-serif", data.Properties.font);
  126. }
  127. // if( data.Properties.LineDash){
  128. // this.LineDash =this._legend.Properties.LineDash
  129. // }
  130. }
  131. // 监听多边形创建完成事件,并动态计算文本位置
  132. this.connect("finishCreated",this, () => {
  133. // 计算文本位置
  134. let x: number = this.getPointList.reduce((pre, cur, index, arr) => {
  135. return pre + (cur.x / arr.length)
  136. }, 0),
  137. y: number = this.getPointList.reduce((pre, cur, index, arr) => {
  138. return pre + (cur.y / arr.length)
  139. }, 0);
  140. this.textItem.moveTo(x, y);
  141. })
  142. }
  143. toData(): any {
  144. this.data.Pos = {X: this.x, Y: this.y};
  145. this.data.Name = this.text;
  146. this.data.Properties.FillColor = this.fillColor.value;
  147. this.data.Properties.StrokeColor = this.strokeColor.value;
  148. this.data.Properties.LineWidth = this.lineWidth;
  149. this.data.OutLine = this.getPointList.map(pos => {
  150. return {
  151. X: pos.x,
  152. Y: pos.y
  153. }
  154. });
  155. this.data.Properties.TextPos = {X: this.textItem.x, Y: this.textItem.y};
  156. this.data.Properties.font = this.font.size;
  157. this.data.Properties.color = this.color;
  158. return this.data;
  159. }
  160. } // Class SZoneLegendItem