SWindowItem.ts 4.1 KB

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  1. /*
  2. * *********************************************************************************************************************
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  19. * .:R888888I
  20. * .&888888I Copyright (c) 2009-2020. 博锐尚格科技股份有限公司
  21. * ~8888'
  22. * .!88~ All rights reserved.
  23. *
  24. * *********************************************************************************************************************
  25. */
  26. import { SPainter, SPoint, SRect } from "@persagy-web/draw";
  27. import { Casement } from "../../types/floor/Casement";
  28. import { ItemOrder, ItemColor } from "../..";
  29. import { SGraphItem } from "@persagy-web/graph";
  30. /**
  31. * 窗户 item
  32. *
  33. * @author 郝建龙 <haojianlong@sagacloud.cn>
  34. */
  35. export class SWindowItem extends SGraphItem {
  36. /** 窗户数据 */
  37. data: Casement;
  38. /** 窗户轮廓线坐标 list */
  39. private readonly pointArr: SPoint[] = [];
  40. /** X 坐标最小值 */
  41. private minX = Number.MAX_SAFE_INTEGER;
  42. /** X 坐标最大值 */
  43. private maxX = Number.MIN_SAFE_INTEGER;
  44. /** Y 坐标最小值 */
  45. private minY = Number.MAX_SAFE_INTEGER;
  46. /** Y 坐标最大值 */
  47. private maxY = Number.MIN_SAFE_INTEGER;
  48. /**
  49. * 构造函数
  50. *
  51. * @param parent 指向父对象
  52. * @param data 窗户数据
  53. */
  54. constructor(parent: SGraphItem | null, data: Casement) {
  55. super(parent);
  56. this.data = data;
  57. this.zOrder = ItemOrder.windowOrder;
  58. if (this.data.OutLine.length) {
  59. this.pointArr = this.data.OutLine[0].map(
  60. (t): SPoint => {
  61. let x = t.X;
  62. let y = -t.Y;
  63. // 如果数据 x 坐标小于 x 坐标最小值
  64. if (x < this.minX) {
  65. this.minX = x;
  66. }
  67. // 如果数据 y 坐标小于 y 坐标最小值
  68. if (y < this.minY) {
  69. this.minY = y;
  70. }
  71. // 如果数据 x 坐标大于 x 坐标最小值
  72. if (x > this.maxX) {
  73. this.maxX = x;
  74. }
  75. // 如果数据 y 坐标大于 y 坐标最小值
  76. if (y > this.maxY) {
  77. this.maxY = y;
  78. }
  79. return new SPoint(x, y);
  80. }
  81. );
  82. }
  83. }
  84. /**
  85. * Item 对象边界区域
  86. *
  87. * @return 边界矩形
  88. */
  89. boundingRect(): SRect {
  90. return new SRect(
  91. this.minX,
  92. this.minY,
  93. this.maxX - this.minX,
  94. this.maxY - this.minY
  95. );
  96. }
  97. /**
  98. * Item 绘制操作
  99. *
  100. * @param painter 绘制对象
  101. */
  102. onDraw(painter: SPainter): void {
  103. painter.pen.color = ItemColor.windowColor;
  104. painter.pen.lineWidth = painter.toPx(1);
  105. painter.drawPolyline(this.pointArr);
  106. }
  107. }