239 lines
10 KiB
C#
239 lines
10 KiB
C#
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using ryControls;
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using System;
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using System.Collections.Generic;
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using System.Drawing;
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using System.Drawing.Drawing2D;
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using System.Text;
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namespace BrightIdeasSoftware.Rendering
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{
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enum buttonStyle
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{
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/// <summary>
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/// 正常为选中按钮
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/// </summary>
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ButtonNormal,
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/// <summary>
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/// 获得焦点的按钮
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/// </summary>
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ButtonFocuse,
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/// <summary>
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/// 鼠标经过样式
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/// </summary>
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ButtonMouseOver,
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/// <summary>
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/// 获得焦点并鼠标经过
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/// </summary>
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ButtonFocuseAndMouseOver
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}
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/// <summary>
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/// 自定义GDI工具，绘制按钮
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/// </summary>
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class Util_GDI
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{
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/// <summary>
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/// 绘制圆形按钮（用法同矩形按钮）
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/// </summary>
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/// <param name="text"></param>
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/// <param name="g"></param>
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/// <param name="Location"></param>
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/// <param name="r"></param>
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/// <param name="btnStyle"></param>
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public static void DrawCircleButton(string text, Graphics g, Point Location, int r, buttonStyle btnStyle)
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{
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Graphics Gcircle = g;
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Rectangle rect = new Rectangle(Location.X, Location.Y, r, r);
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Pen p = new Pen(new SolidBrush(Color.Black));
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Gcircle.SmoothingMode = System.Drawing.Drawing2D.SmoothingMode.AntiAlias;
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Gcircle.DrawEllipse(p, rect);
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if (btnStyle == buttonStyle.ButtonFocuse)
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{
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Gcircle.FillEllipse(new SolidBrush(ColorTranslator.FromHtml("#338FCC")), rect);
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}
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else if (btnStyle == buttonStyle.ButtonMouseOver)
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{
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Gcircle.FillEllipse(new SolidBrush(ColorTranslator.FromHtml("#EAC100")), rect);
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}
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else if (btnStyle == buttonStyle.ButtonFocuseAndMouseOver)
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{
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Gcircle.FillEllipse(new SolidBrush(ColorTranslator.FromHtml("#EAC100")), rect);
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}
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p.DashStyle = DashStyle.Dash;
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if (btnStyle != buttonStyle.ButtonNormal)
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{
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Gcircle.DrawEllipse(p, new Rectangle(rect.X + 2, rect.Y + 2, rect.Width - 4, rect.Height - 4));//虚线框
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}
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Gcircle.FillEllipse(new SolidBrush(Color.WhiteSmoke), new Rectangle(rect.X + 3, rect.Y + 3, rect.Width - 6, rect.Height - 6));
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StringFormat sf = new StringFormat();
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sf.Alignment = StringAlignment.Center;
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sf.LineAlignment = StringAlignment.Center;
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Gcircle.DrawString(text, new Font(new FontFamily("宋体"), 10), new SolidBrush(Color.Black), rect, sf);
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p.Dispose();
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}
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public static Color GetColor(Color colorBase, int a, int r, int g, int b)
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{
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int a0 = colorBase.A;
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int r0 = colorBase.R;
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int g0 = colorBase.G;
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int b0 = colorBase.B;
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if (a + a0 > 255) { a = 255; } else { a = Math.Max(a + a0, 0); }
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if (r + r0 > 255) { r = 255; } else { r = Math.Max(r + r0, 0); }
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if (g + g0 > 255) { g = 255; } else { g = Math.Max(g + g0, 0); }
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if (b + b0 > 255) { b = 255; } else { b = Math.Max(b + b0, 0); }
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return Color.FromArgb(a, r, g, b);
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}
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public static void DrawButtonX(string Text, Graphics g,
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Rectangle rect,
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Color ForeColor,
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Color baseColor,
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Color borderColor,
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Color innerBorderColor,
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RoundStyle style,
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int roundWidth, bool drawBorder)
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{
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RenderBackgroundInternal(g, rect, baseColor, borderColor, innerBorderColor, style, roundWidth, 0.35f, drawBorder, false, LinearGradientMode.Vertical);
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StringFormat sf = new StringFormat();
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sf.Alignment = StringAlignment.Center;
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sf.LineAlignment = StringAlignment.Center;
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g.DrawString(Text, new Font("宋体", 10), new SolidBrush(ForeColor), rect, sf);
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}
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private static void RenderBackgroundInternal(
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Graphics g,
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Rectangle rect,
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Color baseColor,
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Color borderColor,
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Color innerBorderColor,
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RoundStyle style,
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int roundWidth,//圆角半径
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float basePosition,
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bool drawBorder,
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bool drawGlass,
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LinearGradientMode mode)
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{
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if (drawBorder)//是否画边框
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{
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rect.Width--;
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rect.Height--;
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}
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using (LinearGradientBrush brush = new LinearGradientBrush(rect, Color.Transparent, Color.Transparent, mode))
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{
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Color[] colors = new Color[4];
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colors[0] = GetColor(baseColor, 0, 35, 24, 9);
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colors[1] = GetColor(baseColor, 0, 0, 0, 0);
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colors[2] = baseColor;
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colors[3] = GetColor(baseColor, 0, 0, 0, 0);
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ColorBlend blend = new ColorBlend();
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blend.Positions = new float[] { 0.0f, basePosition, basePosition, 1.0f };
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blend.Colors = colors;
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brush.InterpolationColors = blend;
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if (style != RoundStyle.None)
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{
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using (GraphicsPath path =
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ryControls.Drawing.CreatePath(rect, roundWidth, style, false))
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{
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g.FillPath(brush, path);
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}
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if (baseColor.A > 80)
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{
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Rectangle rectTop = rect;
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if (mode == LinearGradientMode.Vertical)
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{
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// rectTop.Height = (int)(rectTop.Height * basePosition);
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}
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else
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{
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// rectTop.Width = (int)(rect.Width * basePosition);
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}
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using (GraphicsPath pathTop = ryControls.Drawing.CreatePath(
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rectTop, roundWidth, RoundStyle.Top, false))
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{
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using (SolidBrush brushAlpha =
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new SolidBrush(Color.FromArgb(80, 255, 255, 255)))
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{
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g.FillPath(brushAlpha, pathTop);
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}
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}
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}
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}
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}
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}
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/// <summary>
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/// 绘制圆角按钮
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/// </summary>
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/// <param name="Text">要绘制的文字</param>
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/// <param name="g">Graphics 对象</param>
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/// <param name="rect">要填充的矩形</param>
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/// <param name="btnStyle"></param>
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public static void DrawRoundButton(string Text, Graphics g, Rectangle rect, buttonStyle btnStyle)
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{
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//g.Clear(Color.White);
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g.SmoothingMode = SmoothingMode.AntiAlias;//消除锯齿
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Rectangle rectangle = rect;
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Brush b = b = new SolidBrush(Color.Gray);
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if (btnStyle == buttonStyle.ButtonFocuse)
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{
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b = new SolidBrush(ColorTranslator.FromHtml("#338FCC"));
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}
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else if (btnStyle == buttonStyle.ButtonMouseOver)
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{
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b = new SolidBrush(ColorTranslator.FromHtml("#C6A300"));
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}
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else if (btnStyle == buttonStyle.ButtonFocuseAndMouseOver)
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{
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b = new SolidBrush(ColorTranslator.FromHtml("#C6A300"));
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}
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g.DrawPath(new Pen(b), GetRoundRectangle(rectangle, 2));
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rectangle = new Rectangle(rect.X + 2, rect.Y + 2, rect.Width - 4, rect.Height - 4);
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Pen p = new Pen(Color.Gray, 0.5f);
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p.DashStyle = DashStyle.Dash;
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if (btnStyle == buttonStyle.ButtonFocuse || btnStyle == buttonStyle.ButtonFocuseAndMouseOver)
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{
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g.DrawRectangle(p, rectangle);//虚线框
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}
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g.FillRectangle(new SolidBrush(Color.Green), rectangle);//白色背景
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StringFormat sf = new StringFormat();
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sf.Alignment = StringAlignment.Center;
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sf.LineAlignment = StringAlignment.Center;
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g.DrawString(Text, new Font("宋体", 10), new SolidBrush(Color.White), rectangle, sf);
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p.Dispose();
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b.Dispose();
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g.SmoothingMode = SmoothingMode.Default;
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}
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/// <summary>
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/// 根据普通矩形得到圆角矩形的路径
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/// </summary>
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/// <param name="rectangle">原始矩形</param>
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/// <param name="r">半径</param>
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/// <returns>图形路径</returns>
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private static GraphicsPath GetRoundRectangle(Rectangle rectangle, int r)
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{
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int l = 2 * r;
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// 把圆角矩形分成八段直线、弧的组合，依次加到路径中
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GraphicsPath gp = new GraphicsPath();
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gp.AddLine(new Point(rectangle.X + r, rectangle.Y), new Point(rectangle.Right - r, rectangle.Y));
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gp.AddArc(new Rectangle(rectangle.Right - l, rectangle.Y, l, l), 270F, 90F);
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gp.AddLine(new Point(rectangle.Right, rectangle.Y + r), new Point(rectangle.Right, rectangle.Bottom - r));
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gp.AddArc(new Rectangle(rectangle.Right - l, rectangle.Bottom - l, l, l), 0F, 90F);
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gp.AddLine(new Point(rectangle.Right - r, rectangle.Bottom), new Point(rectangle.X + r, rectangle.Bottom));
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gp.AddArc(new Rectangle(rectangle.X, rectangle.Bottom - l, l, l), 90F, 90F);
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gp.AddLine(new Point(rectangle.X, rectangle.Bottom - r), new Point(rectangle.X, rectangle.Y + r));
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gp.AddArc(new Rectangle(rectangle.X, rectangle.Y, l, l), 180F, 90F);
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return gp;
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}
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}
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}
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