// COPYRIGHT (C) Tom. ALL RIGHTS RESERVED.
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// THE AntdUI PROJECT IS AN WINFORM LIBRARY LICENSED UNDER THE Apache-2.0 License.
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// LICENSED UNDER THE Apache License, VERSION 2.0 (THE "License")
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// YOU MAY NOT USE THIS FILE EXCEPT IN COMPLIANCE WITH THE License.
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// YOU MAY OBTAIN A COPY OF THE LICENSE AT
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// UNLESS REQUIRED BY APPLICABLE LAW OR AGREED TO IN WRITING, SOFTWARE
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// DISTRIBUTED UNDER THE LICENSE IS DISTRIBUTED ON AN "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
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// SEE THE LICENSE FOR THE SPECIFIC LANGUAGE GOVERNING PERMISSIONS AND
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// LIMITATIONS UNDER THE License.
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// GITEE: https://gitee.com/antdui/AntdUI
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// GITHUB: https://github.com/AntdUI/AntdUI
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// CSDN: https://blog.csdn.net/v_132
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// QQ: 17379620
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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.Drawing;
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using System.Drawing.Imaging;
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using System.Windows.Forms;
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namespace AntdUI
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{
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/// <summary>
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/// Rate 评分
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/// </summary>
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/// <remarks>评分组件。</remarks>
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[Description("Rate 评分")]
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[ToolboxItem(true)]
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[DefaultProperty("Value")]
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[DefaultEvent("ValueChanged")]
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public class Rate : IControl
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{
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#region 属性
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Color fill = Color.FromArgb(250, 219, 20);
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[Description("颜色"), Category("外观"), DefaultValue(typeof(Color), "250, 219, 20")]
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public Color Fill
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{
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get => fill;
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set
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{
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if (fill == value) return;
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fill = value;
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icon_active?.Dispose();
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icon_active = null;
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Invalidate();
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}
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}
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/// <summary>
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/// 支持清除
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/// </summary>
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[Description("支持清除"), Category("行为"), DefaultValue(false)]
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public bool AllowClear { get; set; }
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/// <summary>
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/// 是否允许半选
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/// </summary>
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[Description("是否允许半选"), Category("行为"), DefaultValue(false)]
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public bool AllowHalf { get; set; } = false;
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int count = 5;
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/// <summary>
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/// Star 总数
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/// </summary>
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[Description("Star 总数"), Category("外观"), DefaultValue(5)]
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public int Count
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{
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get => count;
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set
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{
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if (count == value) return;
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count = value;
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OnSizeChanged(EventArgs.Empty);
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Invalidate();
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}
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}
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float _value = 0;
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/// <summary>
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/// 当前值
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/// </summary>
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[Description("当前值"), Category("数据"), DefaultValue(0F)]
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public float Value
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{
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get => _value;
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set
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{
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if (_value == value) return;
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_value = value;
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if (rect_stars.Length > 0)
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{
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int _value_ = (int)_value;
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for (int i = 0; i < rect_stars.Length; i++)
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{
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bool _active = _value_ > i, _active_ = _value > i;
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rect_stars[i].Animatio(_active_, rect_stars[i].hover, _active_ && !_active);
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}
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}
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Invalidate();
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ValueChanged?.Invoke(this, new FloatEventArgs(_value));
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}
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}
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/// <summary>
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/// Value 属性值更改时发生
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/// </summary>
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[Description("Value 属性值更改时发生"), Category("行为")]
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public event FloatEventHandler? ValueChanged;
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/// <summary>
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/// 自定义每项的提示信息
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/// </summary>
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[Description("自定义每项的提示信息"), Category("数据"), DefaultValue(null)]
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public string[]? Tooltips { get; set; }
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string? character = null;
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/// <summary>
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/// 自定义字符
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/// </summary>
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[Description("自定义字符"), Category("外观"), DefaultValue(null)]
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public string? Character
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{
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get => character;
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set
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{
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if (character == value) return;
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character = value;
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icon?.Dispose();
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icon_active?.Dispose();
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icon = icon_active = null;
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Invalidate();
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}
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}
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#endregion
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#region 渲染
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Bitmap? icon = null, icon_active = null;
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protected override void OnPaint(PaintEventArgs e)
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{
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var rect = ClientRectangle.PaddingRect(Padding);
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if (rect.Width == 0 || rect.Height == 0 || count < 1) return;
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int size = rect.Height;
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var g = e.Graphics.High();
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#region 初始化位图
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if (icon == null || icon.Width != size)
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{
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icon?.Dispose();
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icon = SvgExtend.SvgToBmp(character ?? SvgDb.IcoStar, size, size, Style.Db.FillSecondary);
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}
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if (icon_active == null || icon_active.Width != size)
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{
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icon_active?.Dispose();
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icon_active = SvgExtend.SvgToBmp(character ?? SvgDb.IcoStar, size, size, fill);
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}
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if (icon == null || icon_active == null)
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{
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icon = new Bitmap(size, size);
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icon_active = new Bitmap(size, size);
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using (var font = new Font(Font.FontFamily, size, Font.Style))
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{
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var font_size = g.MeasureString(character, font).Size();
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int bmp_size = (font_size.Width > font_size.Height ? font_size.Width : font_size.Height);
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using (var bmp_diy = new Bitmap(bmp_size, bmp_size))
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using (var bmp_diy_active = new Bitmap(bmp_size, bmp_size))
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{
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Rectangle rect_diy = new Rectangle(0, 0, bmp_size, bmp_size), rect_icon = new Rectangle(0, 0, size, size);
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using (var s_f = Helper.SF())
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{
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using (var g2 = Graphics.FromImage(bmp_diy).HighLay())
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{
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using (var brush = new SolidBrush(Style.Db.FillSecondary))
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{
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g2.DrawStr(character, font, brush, rect_diy, s_f);
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}
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}
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using (var g2 = Graphics.FromImage(bmp_diy_active).HighLay())
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{
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using (var brush = new SolidBrush(fill))
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{
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g2.DrawStr(character, font, brush, rect_diy, s_f);
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}
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}
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}
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using (var g2 = Graphics.FromImage(icon).High())
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{
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g2.DrawImage(bmp_diy, rect_icon);
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}
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using (var g2 = Graphics.FromImage(icon_active).High())
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{
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g2.DrawImage(bmp_diy_active, rect_icon);
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}
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}
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}
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}
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#endregion
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for (int i = 0; i < rect_stars.Length; i++)
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{
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var it = rect_stars[i];
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if (it.AnimationActive)
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{
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int readvalue = (int)((it.rect.Width - it.rect_i.Width) * it.AnimationActiveValueS), readsize = it.rect_i.Width + readvalue, readsize2 = readvalue / 2;
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var rect_ = new Rectangle(it.rect_i.X - readsize2, it.rect_i.Y - readsize2, readsize, readsize);
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g.DrawImage(icon, rect_);
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using (var attributes = new ImageAttributes())
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{
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var matrix = new ColorMatrix { Matrix33 = it.AnimationActiveValueO };
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attributes.SetColorMatrix(matrix, ColorMatrixFlag.Default, ColorAdjustType.Bitmap);
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if (it.half) g.DrawImage(icon_active, new Rectangle(rect_.X, rect_.Y, rect_.Width / 2, rect_.Height), 0, 0, icon_active.Width / 2, icon_active.Height, GraphicsUnit.Pixel, attributes);
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else g.DrawImage(icon_active, rect_, 0, 0, icon_active.Width, icon_active.Height, GraphicsUnit.Pixel, attributes);
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}
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}
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else if (it.hover)
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{
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if (it.half)
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{
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g.DrawImage(icon, it.rect);
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g.DrawImage(icon_active, new Rectangle(it.rect.X, it.rect.Y, it.rect.Width / 2, it.rect.Height), new Rectangle(0, 0, icon_active.Width / 2, icon_active.Height), GraphicsUnit.Pixel);
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}
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else g.DrawImage(icon_active, it.rect);
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}
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else if (it.active)
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{
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if (it.half)
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{
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g.DrawImage(icon, it.rect_i);
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g.DrawImage(icon_active, new Rectangle(it.rect_i.X, it.rect_i.Y, it.rect_i.Width / 2, it.rect_i.Height), new Rectangle(0, 0, icon_active.Width / 2, icon_active.Height), GraphicsUnit.Pixel);
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}
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else g.DrawImage(icon_active, it.rect_i);
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}
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else g.DrawImage(icon, it.rect_i);
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}
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}
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#endregion
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#region 坐标
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RectStar[] rect_stars = new RectStar[0];
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protected override void OnSizeChanged(EventArgs e)
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{
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base.OnSizeChanged(e);
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var rect = ClientRectangle.PaddingRect(Padding);
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if (rect.Width == 0 || rect.Height == 0 || count < 1) return;
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int size = rect.Height, msize = size - (int)(size * 0.8F), msize2 = msize / 2, gap = (int)(8F * Config.Dpi), t_size = size + gap;
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var list = new List<RectStar>(count);
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int _value_ = (int)_value;
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for (int i = 0; i < count; i++)
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{
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bool _active = _value_ > i, _active_ = _value > i;
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var it = new RectStar(this, new Rectangle(rect.X + t_size * i, rect.Y, t_size, size), new Rectangle(rect.X + t_size * i, rect.Y, size, size), msize, msize2)
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{
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active = _active_,
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};
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if (_active_ && !_active) it.half = true;
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list.Add(it);
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}
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rect_stars = list.ToArray();
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if (autoSize)
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{
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if (InvokeRequired)
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{
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Invoke(new Action(() =>
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{
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Width = list[list.Count - 1].rect.Right;
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}));
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}
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else Width = list[list.Count - 1].rect.Right;
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}
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}
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class RectStar
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{
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Rate rate;
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public RectStar(Rate _rate, Rectangle _rect_mouse, Rectangle _rect, int msize, int msize2)
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{
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rate = _rate;
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rect_mouse = _rect_mouse;
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rect = _rect;
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rect_i = new Rectangle(_rect.X + msize2, _rect.Y + msize2, _rect.Width - msize, _rect.Height - msize);
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}
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public Rectangle rect_mouse { get; set; }
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public Rectangle rect { get; set; }
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public Rectangle rect_i { get; set; }
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#region 动画
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/// <summary>
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/// 是否移动
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/// </summary>
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internal bool hover = false;
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/// <summary>
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/// 是否激活
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/// </summary>
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internal bool active = false;
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internal bool half = false;
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internal float AnimationActiveValueO = 0;
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internal float AnimationActiveValueS = 0;
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internal bool AnimationActive = false;
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ITask? ThreadActive = null;
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internal bool Animatio(bool _active, bool _hover, bool _half)
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{
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if (active == _active && hover == _hover)
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{
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if (half != _half) half = _half; rate.Invalidate();
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return false;
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}
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bool active_old = active, hover_old = hover;
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active = _active;
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hover = _hover;
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half = _half;
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if (Config.Animation)
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{
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ThreadActive?.Dispose();
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AnimationActive = true;
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var t = Animation.TotalFrames(10, 100);
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if (active || hover)
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{
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if (active && hover)
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{
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ThreadActive = new ITask((i) =>
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{
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AnimationActiveValueS = AnimationActiveValueO = Animation.Animate(i, t, 1F, AnimationType.Ball);
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rate.Invalidate();
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return true;
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}, 10, t, () =>
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{
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AnimationActive = false;
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AnimationActiveValueS = AnimationActiveValueO = 1;
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rate.Invalidate();
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});
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}
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else
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{
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if (active_old && hover_old)
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{
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//仅缩小
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ThreadActive = new ITask((i) =>
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{
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AnimationActiveValueS = 1F - Animation.Animate(i, t, 1F, AnimationType.Ball);
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rate.Invalidate();
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return true;
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}, 10, t, () =>
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{
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AnimationActive = false;
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AnimationActiveValueS = 0;
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AnimationActiveValueO = 1;
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rate.Invalidate();
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});
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}
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else
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{
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ThreadActive = new ITask((i) =>
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{
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AnimationActiveValueO = Animation.Animate(i, t, 1F, AnimationType.Ball);
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rate.Invalidate();
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return true;
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}, 10, t, () =>
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{
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AnimationActive = false;
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AnimationActiveValueS = 0;
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AnimationActiveValueO = 1;
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rate.Invalidate();
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});
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}
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}
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}
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else
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{
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if (active_old && !hover_old)
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{
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//仅不透明
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ThreadActive = new ITask((i) =>
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{
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AnimationActiveValueO = 1F - Animation.Animate(i, t, 1F, AnimationType.Ball);
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rate.Invalidate();
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return true;
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}, 10, t, () =>
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{
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AnimationActive = false;
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AnimationActiveValueS = AnimationActiveValueO = 0;
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rate.Invalidate();
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});
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}
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else
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{
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ThreadActive = new ITask((i) =>
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{
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AnimationActiveValueS = AnimationActiveValueO = 1F - Animation.Animate(i, t, 1F, AnimationType.Ball);
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rate.Invalidate();
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return true;
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}, 10, t, () =>
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{
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AnimationActive = false;
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AnimationActiveValueS = AnimationActiveValueO = 0;
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rate.Invalidate();
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});
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}
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}
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}
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else rate.Invalidate();
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return true;
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}
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#endregion
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}
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#endregion
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#region 自动大小
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bool autoSize = false;
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[Browsable(true)]
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[Description("自动宽度"), Category("外观"), DefaultValue(false)]
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public override bool AutoSize
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{
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get => autoSize;
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set
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{
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if (autoSize == value) return;
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autoSize = value;
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if (value) OnSizeChanged(EventArgs.Empty);
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}
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}
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#endregion
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#region 鼠标
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#region 提示
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TooltipForm? tooltipForm = null;
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string? tooltipText = null;
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void ShowTips(RectangleF dot_rect, string text)
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{
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if (text == tooltipText && tooltipForm != null) return;
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tooltipText = text;
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var _rect = RectangleToScreen(ClientRectangle);
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var rect = new Rectangle(_rect.X + (int)dot_rect.X, _rect.Y + (int)dot_rect.Y, (int)dot_rect.Width, (int)dot_rect.Height);
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if (tooltipForm == null)
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{
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tooltipForm = new TooltipForm(this, rect, tooltipText, new TooltipConfig
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{
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Font = Font,
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ArrowAlign = TAlign.Top,
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});
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tooltipForm.Show(this);
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}
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else
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{
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tooltipForm.SetText(rect, tooltipText);
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}
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}
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void CloseTips()
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{
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tooltipForm?.IClose();
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tooltipForm = null;
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}
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#endregion
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protected override void OnMouseMove(MouseEventArgs e)
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{
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base.OnMouseMove(e);
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if (setvalue) { setvalue = false; return; }
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for (int i = 0; i < rect_stars.Length; i++)
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{
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var it = rect_stars[i];
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bool hover = it.rect_mouse.Contains(e.Location);
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if (hover)
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{
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bool half = false;
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if (AllowHalf) half = new Rectangle(it.rect.X, it.rect.Y, it.rect.Width / 2, it.rect.Height).Contains(e.Location);
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it.Animatio(true, true, half);
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for (int j = 0; j < rect_stars.Length; j++)
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{
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if (i != j) rect_stars[j].Animatio(j < i, false, false);
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}
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if (Tooltips != null && Tooltips.Length > i) ShowTips(it.rect, Tooltips[i]);
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else CloseTips();
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return;
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}
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}
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//全部都没激活
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_Leave();
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}
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protected override void OnMouseLeave(EventArgs e)
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{
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base.OnMouseLeave(e);
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_Leave();
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}
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void _Leave()
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{
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CloseTips();
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int _value_ = (int)_value;
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for (int i = 0; i < rect_stars.Length; i++)
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{
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bool _active = _value_ > i, _active_ = _value > i;
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rect_stars[i].Animatio(_active_, false, _active_ && !_active);
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}
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}
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bool setvalue = false;
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protected override void OnMouseClick(MouseEventArgs e)
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{
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if (e.Button == MouseButtons.Left)
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{
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for (int i = 0; i < rect_stars.Length; i++)
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{
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if (rect_stars[i].rect_mouse.Contains(e.Location))
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{
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float old = AllowClear ? _value : -10;
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var it = rect_stars[i];
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if (AllowHalf)
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{
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if (new Rectangle(it.rect.X, it.rect.Y, it.rect.Width / 2, it.rect.Height).Contains(e.Location))
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{
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float valuef = i + 0.5F;
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if (valuef == old)
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{
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Value = 0;
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setvalue = true;
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_Leave();
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}
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else Value = valuef;
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return;
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}
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}
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int value = i + 1;
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if (value == old)
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{
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Value = 0;
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setvalue = true;
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_Leave();
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}
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else Value = value;
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return;
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}
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}
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}
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base.OnMouseClick(e);
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}
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#endregion
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protected override void Dispose(bool disposing)
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{
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icon?.Dispose();
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icon_active?.Dispose();
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base.Dispose(disposing);
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}
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}
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}
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