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using JinYuan.ControlLib.UCHelper;
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using System;
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using System.Collections.Generic;
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using System.ComponentModel;
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using System.Diagnostics;
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using System.Drawing;
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using System.Drawing.Drawing2D;
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using System.Linq;
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using System.Text;
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using System.Threading.Tasks;
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using System.Windows.Forms;
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namespace JinYuan.ControlLib
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{
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public partial class Wave : Control
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{
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/// <summary>
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/// Occurs when [on painted].
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/// </summary>
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public event PaintEventHandler OnPainted;
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/// <summary>
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/// The m wave color
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/// </summary>
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private Color m_waveColor = Color.FromArgb(255, 77, 59);
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/// <summary>
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/// Gets or sets the color of the wave.
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/// </summary>
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/// <value>The color of the wave.</value>
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[Description("波纹颜色"), Category("自定义")]
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public Color WaveColor
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{
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get { return m_waveColor; }
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set
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{
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m_waveColor = value;
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this.Invalidate();
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}
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}
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/// <summary>
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/// The m wave width
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/// </summary>
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private int m_waveWidth = 200;
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/// <summary>
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/// 为方便计算，强制使用10的倍数
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/// </summary>
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/// <value>The width of the wave.</value>
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[Description("波纹宽度（为方便计算，强制使用10的倍数）"), Category("自定义")]
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public int WaveWidth
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{
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get { return m_waveWidth; }
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set
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{
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m_waveWidth = value;
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m_waveWidth = m_waveWidth / 10 * 10;
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intLeftX = value * -1;
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this.Invalidate();
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}
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}
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/// <summary>
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/// The m wave height
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/// </summary>
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private int m_waveHeight = 30;
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/// <summary>
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/// 波高
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/// </summary>
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/// <value>The height of the wave.</value>
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[Description("波高"), Category("自定义")]
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public int WaveHeight
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{
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get { return m_waveHeight; }
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set
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{
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m_waveHeight = value;
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this.Invalidate();
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}
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}
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/// <summary>
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/// The m wave sleep
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/// </summary>
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private int m_waveSleep = 50;
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/// <summary>
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/// 波运行速度（运行时间间隔，毫秒）
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/// </summary>
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/// <value>The wave sleep.</value>
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[Description("波运行速度（运行时间间隔，毫秒）"), Category("自定义")]
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public int WaveSleep
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{
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get { return m_waveSleep; }
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set
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{
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if (value <= 0)
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return;
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m_waveSleep = value;
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if (timer != null)
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{
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timer.Enabled = false;
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timer.Interval = value;
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timer.Enabled = true;
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}
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}
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}
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private int m_bubbleSpeed = 0;
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/// <summary>
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/// 气泡速度（0表示不启用）
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/// </summary>
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/// <value>The wave sleep.</value>
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[Description("气泡速度（0表示不启用）"), Category("自定义")]
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public int BubbleSpeed
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{
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get { return m_bubbleSpeed; }
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set
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{
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m_bubbleSpeed = value;
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this.Invalidate();
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}
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}
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private int m_bubbleIntervalTime = 500;
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/// <summary>
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/// 气泡生成间隔时间(毫秒，不准确，根据波运行速度判断)
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/// </summary>
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/// <value>The wave sleep.</value>
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[Description("气泡生成间隔时间(毫秒，不准确，根据波运行速度判断)"), Category("自定义")]
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public int BubbleIntervalTime
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{
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get { return m_bubbleIntervalTime; }
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set
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{
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m_bubbleIntervalTime = value;
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this.Invalidate();
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}
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}
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/// <summary>
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/// 上次生成气泡的时间
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/// </summary>
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private int lastBubbleTime = 0;
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/// <summary>
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/// 气泡列表
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/// </summary>
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private List<Bubble> m_lstBubble = new List<Bubble>();
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/// <summary>
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/// The timer
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/// </summary>
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Timer timer = new Timer();
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/// <summary>
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/// The int left x
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/// </summary>
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int intLeftX = -200;
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/// <summary>
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/// Initializes a new instance of the <see cref="UCWave" /> class.
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/// </summary>
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public Wave()
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{
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this.Size = new Size(600, 100);
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////设置控件样式，去除缓冲
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this.SetStyle(ControlStyles.AllPaintingInWmPaint, true);
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this.SetStyle(ControlStyles.DoubleBuffer, true);
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this.SetStyle(ControlStyles.ResizeRedraw, true);
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this.SetStyle(ControlStyles.Selectable, true);
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this.SetStyle(ControlStyles.SupportsTransparentBackColor, true);
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timer.Interval = m_waveSleep;
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timer.Tick += timer_Tick;
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this.VisibleChanged += UCWave_VisibleChanged;
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}
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#region 减少闪烁
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protected override CreateParams CreateParams
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{
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get
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{
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CreateParams cp = base.CreateParams;
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cp.ExStyle |= 0x02000000;
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return cp;
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}
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}
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#endregion
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/// <summary>
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/// Handles the VisibleChanged event of the UCWave control.
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/// </summary>
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/// <param name="sender">The source of the event.</param>
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/// <param name="e">The <see cref="EventArgs" /> instance containing the event data.</param>
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void UCWave_VisibleChanged(object sender, EventArgs e)
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{
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timer.Enabled = this.Visible;
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}
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/// <summary>
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/// Handles the Tick event of the timer control.
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/// </summary>
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/// <param name="sender">The source of the event.</param>
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/// <param name="e">The <see cref="EventArgs" /> instance containing the event data.</param>
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void timer_Tick(object sender, EventArgs e)
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{
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intLeftX -= 10;
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if (intLeftX == m_waveWidth * -2)
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intLeftX = m_waveWidth * -1;
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if (m_bubbleSpeed > 0)
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{
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lastBubbleTime += m_waveSleep;
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if (lastBubbleTime >= m_bubbleIntervalTime)
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{
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lastBubbleTime = 0;
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var r = new Random(DateTime.Now.Millisecond);
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var b_x = r.Next(0, this.Width);
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var b = new Bubble();
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b.Key = Guid.NewGuid().ToString();
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b.BubblePoint = new Point(b_x, 0);
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b.BubbleWidth = 5;
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m_lstBubble.Add(b);
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}
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}
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else
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{
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m_lstBubble.Clear();
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}
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this.Invalidate();
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}
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/// <summary>
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/// Handles the <see cref="E:Paint" /> event.
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/// </summary>
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/// <param name="e">The <see cref="PaintEventArgs" /> instance containing the event data.</param>
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protected override void OnPaint(PaintEventArgs e)
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{
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base.OnPaint(e);
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var g = e.Graphics;
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g.SetGDIHigh();
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List<Point> lst1 = new List<Point>();
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List<Point> lst2 = new List<Point>();
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int m_intX = intLeftX;
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while (true)
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{
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lst1.Add(new Point(m_intX, 1));
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lst1.Add(new Point(m_intX + m_waveWidth / 2, m_waveHeight));
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lst2.Add(new Point(m_intX + m_waveWidth / 2, 1));
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lst2.Add(new Point(m_intX + m_waveWidth / 2 + m_waveWidth / 2, m_waveHeight));
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m_intX += m_waveWidth;
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if (m_intX > this.Width + m_waveWidth)
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break;
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}
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GraphicsPath path1 = new GraphicsPath();
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path1.AddCurve(lst1.ToArray(), 0.5F);
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path1.AddLine(this.Width + 1, -1, this.Width + 1, this.Height);
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path1.AddLine(this.Width + 1, this.Height, -1, this.Height);
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path1.AddLine(-1, this.Height, -1, -1);
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GraphicsPath path2 = new GraphicsPath();
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path2.AddCurve(lst2.ToArray(), 0.5F);
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path2.AddLine(this.Width + 1, -1, this.Width + 1, this.Height);
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path2.AddLine(this.Width + 1, this.Height, -1, this.Height);
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path2.AddLine(-1, this.Height, -1, -1);
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g.FillPath(new SolidBrush(Color.FromArgb(220, m_waveColor.R, m_waveColor.G, m_waveColor.B)), path1);
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g.FillPath(new SolidBrush(Color.FromArgb(220, m_waveColor.R, m_waveColor.G, m_waveColor.B)), path2);
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//气泡
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foreach (var item in m_lstBubble)
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{
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GraphicsPath gp = new GraphicsPath();
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Rectangle rec = new Rectangle(item.BubblePoint.X - item.BubbleWidth / 2, this.Height - (item.BubblePoint.Y - item.BubbleWidth / 2), item.BubbleWidth / 3 * 2, item.BubbleWidth / 3 * 2);
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gp.AddEllipse(rec);
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Color[] surroundColor = new Color[] { Color.FromArgb(50, Color.White) };
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PathGradientBrush pb = new PathGradientBrush(gp);
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pb.CenterColor = Color.FromArgb(150, Color.White);
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pb.SurroundColors = surroundColor;
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g.FillPath(pb, gp);
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item.BubblePoint = new Point(item.BubblePoint.X, item.BubblePoint.Y + m_bubbleSpeed);
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item.BubbleWidth += 1;
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}
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if (OnPainted != null)
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{
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OnPainted(this, e);
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}
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}
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internal class Bubble
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{
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internal string Key { get; set; }
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/// <summary>
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/// 坐标
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/// </summary>
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internal Point BubblePoint { get; set; }
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/// <summary>
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/// 宽度
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/// </summary>
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internal int BubbleWidth { get; set; }
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}
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}
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}
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