51 lines
1.4 KiB
C#
51 lines
1.4 KiB
C#
using System;
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using System.Drawing;
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namespace RevitTools.DrawTool
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{
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public class LineObj : DrawBase
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{
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protected Point m_Start;
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protected Point m_End;
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public LineObj(Point start, Point end)
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{
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this.m_Start = start;
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this.m_End = end;
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}
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/// <summary>
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/// 获取图形外接矩形
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/// </summary>
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/// <returns>图形的外接矩形</returns>
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public override Rectangle GetBound()
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{
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int x = this.m_Start.X < this.m_End.X ? this.m_Start.X : this.m_End.X;
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int y = this.m_Start.Y < this.m_End.Y ? this.m_Start.Y : this.m_End.Y;
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int r = this.m_Start.X < this.m_End.X ? this.m_End.X : this.m_Start.X;
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int b = this.m_Start.Y < this.m_End.Y ? this.m_End.Y : this.m_Start.Y;
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return Rectangle.FromLTRB(x, y, r, b);
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}
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/// <summary>
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/// 在指定的Graphics上绘制图形
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/// </summary>
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/// <param name="g">指定的 Graphics</param>
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public override void Draw(Graphics g)
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{
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using (Pen pen = new Pen(this.m_ForeColor))
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{
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g.DrawLine(pen, this.m_Start, this.m_End);
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}
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}
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public override void Move(int dx, int dy)
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{
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m_Start.X += dx;
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m_Start.Y += dy;
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m_End.X += dx;
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m_End.Y += dy;
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}
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}
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} |