36d682a736
------ #### ryControls V2.1.2102.2701 - *.[新增]按钮的渐变属性支持全局定义。 - *.[修复]修复Gdu.WinformUI在开发环境中重新编译会导致窗体变大的BUG。
773 lines
28 KiB
C#
773 lines
28 KiB
C#
using ryControls.Skin;
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using System;
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using System.ComponentModel;
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using System.Drawing;
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using System.Drawing.Drawing2D;
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using System.Windows.Forms;
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namespace ryControls
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{
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/// <summary>
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/// 控件的状态。
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/// </summary>
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public enum ControlState
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{
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/// <summary>
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/// 正常
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/// </summary>
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Normal,
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/// <summary>
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/// 鼠标经过
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/// </summary>
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Hover,
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/// <summary>
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/// 鼠标按下
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/// </summary>
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Pressed,
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}
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/// <summary>
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/// 鼠标的当前位置
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/// </summary>
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public enum ButtonMousePosition
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{
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/// <summary>
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///
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/// </summary>
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None,
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/// <summary>
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///
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/// </summary>
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Button,
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/// <summary>
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///
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/// </summary>
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Splitebutton,
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}
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/// <summary>
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/// 美化按钮
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/// </summary>
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public class ButtonEx : Button
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{
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private Color _baseColor = Color.FromArgb(12, 125, 182);//基颜色
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private Color _foreColor = Color.White;//字体颜色
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private ControlState _controlState;//控件状态
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private int _imageWidth = 16;
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private RoundStyle _roundStyle = RoundStyle.All;//圆角
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private int _radius = 8; //圆角半径
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/// <summary>
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/// 普通按钮矩形位置
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/// </summary>
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internal Rectangle ButtonRect
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{
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get
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{
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if (ShowSpliteButton)
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{
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return new Rectangle(0, 0, ClientRectangle.Width - SpliteButtonWidth, ClientRectangle.Height);
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}
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else
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{
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return new Rectangle(0,0,Width,Height);
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}
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}
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}
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/// <summary>
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///美化按钮
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/// </summary>
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public ButtonEx() : base()
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{
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ForeColor = Color.White;
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this.SetStyle(
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ControlStyles.UserPaint | //控件自行绘制，而不使用操作系统的绘制
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ControlStyles.AllPaintingInWmPaint | //忽略擦出的消息，减少闪烁。
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ControlStyles.OptimizedDoubleBuffer |//在缓冲区上绘制，不直接绘制到屏幕上，减少闪烁。
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ControlStyles.ResizeRedraw | //控件大小发生变化时，重绘。
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ControlStyles.SupportsTransparentBackColor, true);//支持透明背景颜色
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}
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private int _spliteButtonWidth = 18;
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/// <summary>
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/// 分割按钮的宽度
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/// </summary>
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[DefaultValue(18)]
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[Description("分割按钮的宽度")]
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public int SpliteButtonWidth
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{
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get { return _spliteButtonWidth; }
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set
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{
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if (_spliteButtonWidth != value)
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{
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_spliteButtonWidth = value;
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base.Invalidate();
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}
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}
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}
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private bool _showSpliteButton = false;
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/// <summary>
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/// 是否启用分割按钮
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/// </summary>
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[DefaultValue(false)]
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[Description("是否启用分割按钮")]
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public bool ShowSpliteButton
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{
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get { return _showSpliteButton; }
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set
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{
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if (_showSpliteButton != value)
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{
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_showSpliteButton = value;
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base.Invalidate();
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}
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}
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}
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private bool _UseDefSkin = true;
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/// <summary>
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///优先使用默认皮肤
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/// </summary>
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[Description("优先使用默认皮肤")]
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[DefaultValue(typeof(bool), "true")]
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public bool UseDefSkin
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{
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get
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{
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return _UseDefSkin;
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}
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set
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{
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_UseDefSkin = value;
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base.Invalidate();
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}
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}
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/// <summary>
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///按钮基础背景色
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/// </summary>
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[Description("按钮基础背景色")]
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[DefaultValue(typeof(Color), "12, 125, 182")]
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public Color BaseColor
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{
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get
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{
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if(SkinCommon.UseDefSkin && UseDefSkin)
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{
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return SkinCommon.ButtonSkin.BackColor;
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}
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return _baseColor;
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}
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set
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{
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_baseColor = value;
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base.Invalidate();
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}
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}
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/// <summary>
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///按钮字体颜色
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/// </summary>
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[Description("按钮字体颜色")]
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[DefaultValue(typeof(Color), "255, 255, 255")]
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public new Color ForeColor
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{
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get
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{
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if (SkinCommon.UseDefSkin && UseDefSkin)
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{
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return SkinCommon.ButtonSkin.ForeColor;
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}
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return _foreColor;
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}
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set
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{
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_foreColor = value;
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base.Invalidate();
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}
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}
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/// <summary>
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///图片宽度,默认值为18px，最小12px
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/// </summary>
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[Description("图片宽度,默认值为18px，最小12px")]
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[DefaultValue(16)]//默认值为18px，最小12px
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public int ImageWidth
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{
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get { return _imageWidth; }
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set
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{
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if (value != _imageWidth)
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{
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_imageWidth = value < 12 ? 12 : value;
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base.Invalidate();
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}
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}
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}
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/// <summary>
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///圆角的位置,默认全部都是圆角
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/// </summary>
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[Description("圆角的位置,默认全部都是圆角")]
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[DefaultValue(typeof(RoundStyle), "1")]//默认全部都是圆角
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public RoundStyle RoundStyle
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{
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get { return _roundStyle; }
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set
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{
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if (_roundStyle != value)
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{
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_roundStyle = value;
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base.Invalidate();
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}
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}
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}
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/// <summary>
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///设置圆角半径
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/// </summary>
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[Description("圆角半径")]
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[DefaultValue(8)]//设置圆角半径，默认值为8，最小值为4px
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public int Radius
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{
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get { return _radius; }
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set
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{
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if (_radius != value)
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{
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_radius = value < 4 ? 4 : value;
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base.Invalidate();
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}
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}
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}
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private bool _ColorGradient = false;
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/// <summary>
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/// 背景色是否渐变
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/// </summary>
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[DefaultValue(false)]
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[Description("背景色是否渐变")]
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public bool ColorGradient
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{
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get
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{
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if (SkinCommon.UseDefSkin && UseDefSkin)
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{
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return SkinCommon.ButtonSkin.ColorGradient;
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}
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return _ColorGradient;
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}
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set
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{
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if (value != _ColorGradient)
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{
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_ColorGradient = value;
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base.Invalidate();
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}
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}
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}
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private int _imageHeight = 16;
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/// <summary>
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/// 图片高度
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/// </summary>
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[DefaultValue(16)]
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[Description("图片高度")]
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public int ImageHeight
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{
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get { return _imageHeight; }
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set
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{
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if (value != _imageHeight)
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{
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_imageHeight = value < 12 ? 12 : value;
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base.Invalidate();
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}
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}
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}
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private int _imageTextSpace = 2;
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/// <summary>
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/// 图片与文字之间的间距
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/// </summary>
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[DefaultValue(2)]
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[Description("图片与文字之间的间距")]
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public int ImageTextSpace
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{
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get { return _imageTextSpace; }
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set
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{
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if (_imageTextSpace != value)
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{
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_imageTextSpace = value < 0 ? 0 : value;
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base.Invalidate();
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}
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}
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}
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private bool _pressOffset = true;
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/// <summary>
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/// 当鼠标按下时图片和文字是否产生偏移
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/// </summary>
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[DefaultValue(true)]
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[Description("当鼠标按下时图片和文字是否产生偏移")]
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public bool PressOffset
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{
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get { return _pressOffset; }
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set
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{
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_pressOffset = value;
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}
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}
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internal ControlState ControlState //控件的状态
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{
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get { return _controlState; }
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set
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{
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if (_controlState != value)
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{
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_controlState = value;
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base.Invalidate();
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}
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}
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}
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/// <summary>
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/// 鼠标进入时
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/// </summary>
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/// <param name="e"></param>
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protected override void OnMouseEnter(EventArgs e)//鼠标进入时
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{
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base.OnMouseEnter(e);
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ControlState = ControlState.Hover;//正常
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}
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/// <summary>
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/// 鼠标离开
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/// </summary>
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/// <param name="e"></param>
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protected override void OnMouseLeave(EventArgs e)//鼠标离开
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{
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base.OnMouseLeave(e);
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ControlState = ControlState.Normal;//正常
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}
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/// <summary>
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/// 鼠标按下
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/// </summary>
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/// <param name="e"></param>
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protected override void OnMouseDown(MouseEventArgs e)//鼠标按下
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{
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base.OnMouseDown(e);
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if (e.Button == MouseButtons.Left && e.Clicks == 1)//鼠标左键且点击次数为1
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{
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ControlState = ControlState.Pressed;//按下的状态
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}
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}
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/// <summary>
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/// 鼠标弹起
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/// </summary>
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/// <param name="e"></param>
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protected override void OnMouseUp(MouseEventArgs e)//鼠标弹起
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{
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base.OnMouseUp(e);
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if (e.Button == MouseButtons.Left && e.Clicks == 1)
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{
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if (ClientRectangle.Contains(e.Location))//控件区域包含鼠标的位置
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{
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ControlState = ControlState.Hover;
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}
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else
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{
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ControlState = ControlState.Normal;
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}
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}
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}
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private ButtonMousePosition _mousePosition;
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/// <summary>
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/// 鼠标当前所在位置
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/// </summary>
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internal ButtonMousePosition CurrentMousePosition
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{
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get { return _mousePosition; }
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set
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{
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if (_mousePosition != value)
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{
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_mousePosition = value;
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base.Invalidate();
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}
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}
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}
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/// <summary>
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/// 获取图像以及文字的位置
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/// </summary>
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/// <param name="imageRect"></param>
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/// <param name="textRect"></param>
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/// <param name="g"></param>
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private void CalculateRect(
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out Rectangle imageRect, out Rectangle textRect, Graphics g)
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{
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imageRect = Rectangle.Empty;
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textRect = Rectangle.Empty;
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SizeF textSize = g.MeasureString(Text, Font);
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if (Image == null)
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{
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switch (TextAlign)
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{
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case ContentAlignment.BottomCenter:
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textRect = new Rectangle((ButtonRect.Width - (int)textSize.Width) / 2, Height - (int)textSize.Height - 3, (int)textSize.Width, (int)textSize.Height);
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break;
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case ContentAlignment.BottomLeft:
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textRect = new Rectangle(2, Height - (int)textSize.Height - 3, (int)textSize.Width, (int)textSize.Height);
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break;
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case ContentAlignment.BottomRight:
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textRect = new Rectangle(ButtonRect.Width - (int)textSize.Width - 3, Height - (int)textSize.Height - 3, (int)textSize.Width, (int)textSize.Height);
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break;
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case ContentAlignment.MiddleCenter:
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textRect = new Rectangle((ButtonRect.Width - (int)textSize.Width) / 2, (Height - (int)textSize.Height) / 2, (int)textSize.Width, (int)textSize.Height);
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break;
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case ContentAlignment.MiddleLeft:
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textRect = new Rectangle(2, (Height - (int)textSize.Height) / 2, (int)textSize.Width, (int)textSize.Height);
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break;
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case ContentAlignment.MiddleRight:
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textRect = new Rectangle(ButtonRect.Width - (int)textSize.Width - 3, (Height - (int)textSize.Height) / 2, (int)textSize.Width, (int)textSize.Height);
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break;
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case ContentAlignment.TopCenter:
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textRect = new Rectangle((ButtonRect.Width - (int)textSize.Width) / 2, 2, (int)textSize.Width, (int)textSize.Height);
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break;
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case ContentAlignment.TopLeft:
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textRect = new Rectangle(2, 2, (int)textSize.Width, (int)textSize.Height);
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break;
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case ContentAlignment.TopRight:
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textRect = new Rectangle(ButtonRect.Width - (int)textSize.Width - 3, 2, (int)textSize.Width, (int)textSize.Height);
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break;
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}
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if (PressOffset && ControlState == ControlState.Pressed && CurrentMousePosition == ButtonMousePosition.Button)
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{
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textRect.X += 1;
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textRect.Y += 1;
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}
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if (RightToLeft == RightToLeft.Yes)
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{
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textRect.X = ButtonRect.Width - textRect.Right;
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}
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return;
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}
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if (this.Text == "")
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{
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switch (ImageAlign)
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{
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case ContentAlignment.BottomCenter:
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imageRect = new Rectangle((ButtonRect.Width - ImageWidth) / 2, Height - ImageHeight - 3, ImageWidth, ImageHeight);
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break;
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case ContentAlignment.BottomLeft:
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imageRect = new Rectangle(2, Height - ImageHeight - 3, ImageWidth, ImageHeight);
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break;
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case ContentAlignment.BottomRight:
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imageRect = new Rectangle(ButtonRect.Width - ImageWidth - 3, Height - ImageHeight - 3, ImageWidth, ImageHeight);
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break;
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case ContentAlignment.MiddleCenter:
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imageRect = new Rectangle((ButtonRect.Width - ImageWidth) / 2, (Height - ImageHeight) / 2, ImageWidth, ImageHeight);
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break;
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case ContentAlignment.MiddleLeft:
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imageRect = new Rectangle(2, (Height - ImageHeight) / 2, ImageWidth, ImageHeight);
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break;
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case ContentAlignment.MiddleRight:
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imageRect = new Rectangle(ButtonRect.Width - ImageWidth - 3, (Height - ImageHeight) / 2, ImageWidth, ImageHeight);
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break;
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case ContentAlignment.TopCenter:
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imageRect = new Rectangle((ButtonRect.Width - ImageWidth) / 2, 2, ImageWidth, ImageHeight);
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break;
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case ContentAlignment.TopLeft:
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imageRect = new Rectangle(2, 2, ImageWidth, ImageHeight);
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break;
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case ContentAlignment.TopRight:
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imageRect = new Rectangle(ButtonRect.Width - ImageWidth - 3, 2, ImageWidth, ImageHeight);
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break;
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}
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if (PressOffset && ControlState == ControlState.Pressed && CurrentMousePosition == ButtonMousePosition.Button)
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{
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imageRect.X += 1;
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imageRect.Y += 1;
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}
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if (RightToLeft == RightToLeft.Yes)
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{
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imageRect.X = ButtonRect.Width - imageRect.Right;
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}
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return;
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}
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switch (TextImageRelation)
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{
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case TextImageRelation.Overlay:
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imageRect = new Rectangle(
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(ButtonRect.Width - ImageWidth - (int)textSize.Width - ImageTextSpace) / 2,
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(Height - ImageHeight) / 2,
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ImageWidth,
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ImageHeight);
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textRect = new Rectangle(
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imageRect.Right + ImageTextSpace,
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(Height - (int)textSize.Height) / 2,
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(int)textSize.Width,
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(int)textSize.Height);
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break;
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case TextImageRelation.ImageAboveText:
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imageRect = new Rectangle(
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(ButtonRect.Width - ImageWidth) / 2,
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(Height - ImageHeight - (int)textSize.Height - ImageTextSpace) / 2,
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ImageWidth,
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ImageHeight);
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textRect = new Rectangle(
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(ButtonRect.Width - (int)textSize.Width) / 2,
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imageRect.Bottom + ImageTextSpace,
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(int)textSize.Width,
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(int)textSize.Height);
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break;
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case TextImageRelation.ImageBeforeText:
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imageRect = new Rectangle(
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(ButtonRect.Width - ImageWidth - (int)textSize.Width - ImageTextSpace) / 2,
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(Height - ImageHeight) / 2,
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ImageWidth,
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ImageHeight);
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textRect = new Rectangle(
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imageRect.Right + ImageTextSpace,
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(Height - (int)textSize.Height) / 2,
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(int)textSize.Width,
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(int)textSize.Height);
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break;
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case TextImageRelation.TextAboveImage:
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textRect = new Rectangle(
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(ButtonRect.Width - (int)textSize.Width) / 2,
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(Height - (int)textSize.Height - ImageHeight - ImageTextSpace) / 2,
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(int)textSize.Width,
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(int)textSize.Height);
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imageRect = new Rectangle(
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(ButtonRect.Width - ImageWidth) / 2,
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||
textRect.Bottom + ImageTextSpace,
|
||
ImageWidth,
|
||
ImageHeight);
|
||
break;
|
||
case TextImageRelation.TextBeforeImage:
|
||
textRect = new Rectangle(
|
||
(ButtonRect.Width - ImageWidth - (int)textSize.Width - ImageTextSpace) / 2,
|
||
(Height - (int)textSize.Height) / 2,
|
||
(int)textSize.Width,
|
||
(int)textSize.Height);
|
||
imageRect = new Rectangle(
|
||
textRect.Right + ImageTextSpace,
|
||
(Height - ImageHeight) / 2,
|
||
ImageWidth,
|
||
ImageHeight);
|
||
break;
|
||
}
|
||
if (PressOffset && ControlState == ControlState.Pressed && CurrentMousePosition == ButtonMousePosition.Button)
|
||
{
|
||
imageRect.X += 1;
|
||
imageRect.Y += 1;
|
||
textRect.X += 1;
|
||
textRect.Y += 1;
|
||
}
|
||
|
||
if (RightToLeft == RightToLeft.Yes)
|
||
{
|
||
imageRect.X = ButtonRect.Width - imageRect.Right;
|
||
textRect.X = ButtonRect.Width - textRect.Right;
|
||
}
|
||
}
|
||
/// <summary>
|
||
///
|
||
/// </summary>
|
||
/// <param name="e"></param>
|
||
protected override void OnPaint(PaintEventArgs e)
|
||
{
|
||
base.OnPaint(e);
|
||
base.OnPaintBackground(e);
|
||
|
||
Graphics g = e.Graphics;
|
||
//Rectangle imageRect;//图像区域
|
||
//Rectangle textRect;//文字区域
|
||
|
||
this.CalculateRect(out Rectangle imageRect, out Rectangle textRect, g);
|
||
|
||
g.SmoothingMode = SmoothingMode.AntiAlias;
|
||
|
||
Color baseColor;
|
||
Color borderColor;
|
||
Color innerBorderColor = this.BaseColor;//Color.FromArgb(200, 255, 255, 255); ;
|
||
|
||
if (Enabled)
|
||
{
|
||
switch (ControlState)
|
||
{
|
||
case ControlState.Hover:
|
||
baseColor = GetColor(BaseColor, 0, -35, -24, -30);
|
||
borderColor = BaseColor;
|
||
break;
|
||
case ControlState.Pressed:
|
||
baseColor = GetColor(BaseColor, 0, -35, -24, -9);
|
||
borderColor = BaseColor;
|
||
break;
|
||
default:
|
||
baseColor = BaseColor;
|
||
borderColor = BaseColor;
|
||
break;
|
||
}
|
||
}
|
||
else
|
||
{
|
||
baseColor = SystemColors.ControlDark;
|
||
borderColor = SystemColors.ControlDark;
|
||
}
|
||
|
||
this.RenderBackgroundInternal(
|
||
g,
|
||
ClientRectangle,
|
||
baseColor,
|
||
borderColor,
|
||
innerBorderColor,
|
||
RoundStyle,
|
||
Radius,
|
||
0.35f,
|
||
false,
|
||
true,
|
||
LinearGradientMode.Vertical);
|
||
|
||
if (Image != null)
|
||
{
|
||
g.InterpolationMode = InterpolationMode.HighQualityBilinear;
|
||
g.DrawImage(Image, imageRect, 0, 0, Image.Width, Image.Height, GraphicsUnit.Pixel);
|
||
}
|
||
TextRenderer.DrawText(g, Text, Font, textRect, ForeColor, GetTextFormatFlags(TextAlign, RightToLeft == RightToLeft.Yes));
|
||
}
|
||
|
||
|
||
private Color GetColor(Color colorBase, int a, int r, int g, int b)
|
||
{
|
||
int a0 = colorBase.A;
|
||
int r0 = colorBase.R;
|
||
int g0 = colorBase.G;
|
||
int b0 = colorBase.B;
|
||
if (a + a0 > 255) { a = 255; } else { a = Math.Max(a + a0, 0); }
|
||
if (r + r0 > 255) { r = 255; } else { r = Math.Max(r + r0, 0); }
|
||
if (g + g0 > 255) { g = 255; } else { g = Math.Max(g + g0, 0); }
|
||
if (b + b0 > 255) { b = 255; } else { b = Math.Max(b + b0, 0); }
|
||
|
||
return Color.FromArgb(a, r, g, b);
|
||
}
|
||
|
||
|
||
internal void RenderBackgroundInternal(
|
||
Graphics g,
|
||
Rectangle rect,
|
||
Color baseColor,
|
||
Color borderColor,
|
||
Color innerBorderColor,
|
||
RoundStyle style,
|
||
int roundWidth,//圆角半径
|
||
float basePosition,
|
||
bool drawBorder,
|
||
bool drawGlass,
|
||
LinearGradientMode mode)
|
||
{
|
||
if (drawBorder)//是否画边框
|
||
{
|
||
rect.Width--;
|
||
rect.Height--;
|
||
}
|
||
|
||
using (LinearGradientBrush brush = new LinearGradientBrush(rect, Color.Transparent, Color.Transparent, mode))
|
||
{
|
||
Color[] colors = new Color[4];
|
||
if (ColorGradient)
|
||
{
|
||
colors[0] = GetColor(baseColor, 0, 35, 24, 9);
|
||
colors[1] = GetColor(baseColor, 0, 0, 0, 0);
|
||
colors[2] = baseColor;
|
||
colors[3] = GetColor(baseColor, 0, 0, 0, 0);
|
||
}
|
||
else
|
||
{
|
||
colors[0] = baseColor;
|
||
colors[1] = baseColor;
|
||
colors[2] = baseColor;
|
||
colors[3] = baseColor;
|
||
}
|
||
ColorBlend blend = new ColorBlend()
|
||
{
|
||
Positions = new float[] { 0.0f, basePosition, basePosition, 1.0f },
|
||
Colors = colors
|
||
};
|
||
brush.InterpolationColors = blend;
|
||
if (style != RoundStyle.None)
|
||
{
|
||
using (GraphicsPath path =
|
||
Drawing.CreatePath(rect, roundWidth, style, false))
|
||
{
|
||
g.FillPath(brush, path);
|
||
}
|
||
|
||
if (baseColor.A > 80)
|
||
{
|
||
Rectangle rectTop = rect;
|
||
|
||
if (mode == LinearGradientMode.Vertical)
|
||
{
|
||
// rectTop.Height = (int)(rectTop.Height * basePosition);
|
||
}
|
||
else
|
||
{
|
||
// rectTop.Width = (int)(rect.Width * basePosition);
|
||
}
|
||
using (GraphicsPath pathTop = Drawing.CreatePath(
|
||
rectTop, roundWidth, style, false))
|
||
{
|
||
if (ColorGradient)
|
||
{
|
||
using (SolidBrush brushAlpha =
|
||
new SolidBrush(Color.FromArgb(80, 255, 255, 255)))
|
||
{
|
||
g.FillPath(brushAlpha, pathTop);
|
||
}
|
||
}
|
||
}
|
||
}
|
||
|
||
}
|
||
}
|
||
}
|
||
internal static TextFormatFlags GetTextFormatFlags(
|
||
ContentAlignment alignment,
|
||
bool rightToleft)
|
||
{
|
||
TextFormatFlags flags = TextFormatFlags.WordBreak |
|
||
TextFormatFlags.SingleLine;
|
||
if (rightToleft)
|
||
{
|
||
flags |= TextFormatFlags.RightToLeft | TextFormatFlags.Right;
|
||
}
|
||
|
||
switch (alignment)
|
||
{
|
||
case ContentAlignment.BottomCenter:
|
||
flags |= TextFormatFlags.Bottom | TextFormatFlags.HorizontalCenter;
|
||
break;
|
||
case ContentAlignment.BottomLeft:
|
||
flags |= TextFormatFlags.Bottom | TextFormatFlags.Left;
|
||
break;
|
||
case ContentAlignment.BottomRight:
|
||
flags |= TextFormatFlags.Bottom | TextFormatFlags.Right;
|
||
break;
|
||
case ContentAlignment.MiddleCenter:
|
||
flags |= TextFormatFlags.HorizontalCenter |
|
||
TextFormatFlags.VerticalCenter;
|
||
break;
|
||
case ContentAlignment.MiddleLeft:
|
||
flags |= TextFormatFlags.VerticalCenter | TextFormatFlags.Left;
|
||
break;
|
||
case ContentAlignment.MiddleRight:
|
||
flags |= TextFormatFlags.VerticalCenter | TextFormatFlags.Right;
|
||
break;
|
||
case ContentAlignment.TopCenter:
|
||
flags |= TextFormatFlags.Top | TextFormatFlags.HorizontalCenter;
|
||
break;
|
||
case ContentAlignment.TopLeft:
|
||
flags |= TextFormatFlags.Top | TextFormatFlags.Left;
|
||
break;
|
||
case ContentAlignment.TopRight:
|
||
flags |= TextFormatFlags.Top | TextFormatFlags.Right;
|
||
break;
|
||
}
|
||
return flags;
|
||
}
|
||
}
|
||
}
|