private GraphicsPath GetPath(Rectangle rect, int raduio)
{
return(DrawHelper.CreateRoundPath2(rect, raduio));
}
public static void RenderBackgroundInternal(
Graphics g,
Rectangle rect,
Color baseColor,
Color borderColor,
Color innerBorderColor,
RoundStyle style,
int roundWidth,
float basePosition,
bool drawBorder,
bool drawGlass,
LinearGradientMode mode)
{
if (drawBorder)
{
rect.Width--;
rect.Height--;
}
if (rect.Width == 0 || rect.Height == 0)
{
return;
}
using (var brush = new LinearGradientBrush(rect, Color.Transparent, Color.Transparent, mode))
{
Color[] colorArray =
{
GetColor(baseColor, 0, 0x23, 0x18, 9), GetColor(baseColor, 0, 13, 8, 3), baseColor,
GetColor(baseColor, 0, 0x23, 0x18, 9)
};
var blend = new ColorBlend();
var numArray = new float[4];
numArray[1] = basePosition;
numArray[2] = basePosition + 0.05f;
numArray[3] = 1f;
blend.Positions = numArray;
blend.Colors = colorArray;
brush.InterpolationColors = blend;
if (style != RoundStyle.None)
{
//using (GraphicsPath path = GraphicsPathHelper.CreatePath(rect, roundWidth, style, false))
using (var path = DrawHelper.CreateRoundPath(rect, roundWidth, style, false))
{
g.FillPath(brush, path);
}
if (drawGlass)
{
if (baseColor.A > 80)
{
var rectangle = rect;
if (mode == LinearGradientMode.Vertical)
{
rectangle.Height = (int)(rectangle.Height * basePosition);
}
else
{
rectangle.Width = (int)(rect.Width * basePosition);
}
using (var path2 = DrawHelper.CreateRoundPath(rectangle, roundWidth, RoundStyle.Top, false))
//
{
using (var brush2 = new SolidBrush(Color.FromArgb(0x80, 0xff, 0xff, 0xff)))
{
g.FillPath(brush2, path2);
}
}
}
RectangleF glassRect = rect;
if (mode == LinearGradientMode.Vertical)
{
glassRect.Y = rect.Y + (rect.Height * basePosition);
glassRect.Height = (rect.Height - (rect.Height * basePosition)) * 2f;
}
else
{
glassRect.X = rect.X + (rect.Width * basePosition);
glassRect.Width = (rect.Width - (rect.Width * basePosition)) * 2f;
}
ControlPaintEx.DrawGlass(g, glassRect, 170, 0);
}
if (!drawBorder)
{
return;
}
using (var path3 = DrawHelper.CreateRoundPath(rect, roundWidth, style, false)) //
{
using (var pen = new Pen(borderColor))
{
g.DrawPath(pen, path3);
}
}
rect.Inflate(-1, -1);
using (var path4 = DrawHelper.CreateRoundPath(rect, roundWidth, style, false)) //
{
using (var pen2 = new Pen(innerBorderColor))
{
g.DrawPath(pen2, path4);
}
return;
}
}
g.FillRectangle(brush, rect);
if (drawGlass)
{
if (baseColor.A > 80)
{
var rectangle2 = rect;
if (mode == LinearGradientMode.Vertical)
{
rectangle2.Height = (int)(rectangle2.Height * basePosition);
}
else
{
rectangle2.Width = (int)(rect.Width * basePosition);
}
using (var brush3 = new SolidBrush(Color.FromArgb(0x80, 0xff, 0xff, 0xff)))
{
g.FillRectangle(brush3, rectangle2);
}
}
RectangleF ef2 = rect;
if (mode == LinearGradientMode.Vertical)
{
ef2.Y = rect.Y + (rect.Height * basePosition);
ef2.Height = (rect.Height - (rect.Height * basePosition)) * 2f;
}
else
{
ef2.X = rect.X + (rect.Width * basePosition);
ef2.Width = (rect.Width - (rect.Width * basePosition)) * 2f;
}
ControlPaintEx.DrawGlass(g, ef2, 200, 0);
}
if (drawBorder)
{
using (var pen3 = new Pen(borderColor))
{
g.DrawRectangle(pen3, rect);
}
rect.Inflate(-1, -1);
using (var pen4 = new Pen(innerBorderColor))
{
g.DrawRectangle(pen4, rect);
}
}
}
}
/// <summary>
/// 关闭Tab之前触发事件
/// </summary>
/// <summary>
/// </summary>
/// <param name="e"></param>
protected override void OnPaint(PaintEventArgs e)
{
base.OnPaint(e);
if (!Visible)
{
return;
}
//画选点击选项卡,
if (TabCount > 0)
{
var g = e.Graphics;
Share.GraphicSetup(g);
// g.SmoothingMode = System.Drawing.Drawing2D.SmoothingMode.HighQuality;
// g.InterpolationMode = System.Drawing.Drawing2D.InterpolationMode.HighQualityBilinear;
// g.TextRenderingHint = System.Drawing.Text.TextRenderingHint.AntiAlias;
// alpha = Alpha.Normal;
var sb = new SolidBrush(Share.BackColor);
var pen = new Pen(Share.BorderColor);
// g.FillPath(sb, GetPath(ClientRectangle, 5)); //画整体边框
// g.DrawPath(pen, GetPath(ClientRectangle, 5)); //画整体背景
var tabRect = Rectangle.Empty;
var selecttabRect = Rectangle.Empty;
// Point cursorPoint = this.PointToClient(MousePosition);
TabPage page = null;
TabPage selectPage = null;
GraphicsPath gp = null;
GraphicsPath selectgp = null;
for (var i = 0; i < TabCount; i++)
{
page = TabPages[i];
tabRect = GetTabRect(i);
tabRect.X += 2;
tabRect.Y += 2;
gp = DrawHelper.GetGoogleTabPath(tabRect, 8);
if (SelectedIndex != i)
{
// alpha = Alpha.MoveOrUp;
page.ForeColor = Color.CornflowerBlue;
// sb = new SolidBrush(color);
// pen = new Pen(color);
sb.Color = Share.DisabelBackColor;
g.FillPath(sb, gp); //画边框
g.DrawPath(pen, gp); //画背景
gp.Dispose();
// sb.Dispose();
//渲染选项卡文字
tabRect.X += 10; //让文字往右偏移10个像素.因为谷歌的tab 是个梯形的
tabRect.Width -= 20;
TextRenderer.DrawText(g, page.Text, page.Font, tabRect,
page.ForeColor,
TextFormatFlags.VerticalCenter | TextFormatFlags.EndEllipsis |
TextFormatFlags.HorizontalCenter);
}
else
{
selectPage = page;
selectgp = gp;
selecttabRect = tabRect;
}
if (i == TabCount - 1)
{
selectPage.ForeColor = Color.Orange;
// alpha = Alpha.a200;
// sb = new SolidBrush(color);
// pen = new Pen(color);
sb.Color = Share.BackColor;
g.FillPath(sb, selectgp); //画背景
g.DrawPath(pen, selectgp); //画边框
selectgp.Dispose();
// sb.Dispose();
//画叉叉 ,叉叉是在最上层的, 所以要最后画
Bitmap clsBitmap;
if (closeState == MouseState.press)
{
clsBitmap = Properties.Resources.icon_tbclose_press;
}
else if (closeState == MouseState.move)
{
clsBitmap = Properties.Resources.icon_tbclose_hover;
}
else
{
clsBitmap = Properties.Resources.icon_tbclose_normal;
}
g.DrawImage(clsBitmap, GetCloseRect(selecttabRect));
clsBitmap.Dispose();
//渲染选项卡文字
selecttabRect.X += 10; //让文字往右偏移10个像素.因为谷歌的tab 是个梯形的
selecttabRect.Width -= 20;
TextRenderer.DrawText(g, selectPage.Text, selectPage.Font, selecttabRect,
selectPage.ForeColor,
TextFormatFlags.VerticalCenter | TextFormatFlags.EndEllipsis |
TextFormatFlags.HorizontalCenter);
var rect = new Rectangle(GetTabRect(0).X + 2,
GetTabRect(0).Bottom + 2,
TabPages[0].DisplayRectangle.Width + 6,
TabPages[0].DisplayRectangle.Height + 6);
var path = GetPath(rect, 5);
pen.Color = Share.BorderColor;
g.DrawPath(pen, path); //画页面边框
path.Dispose();
}
}
sb.Dispose();
pen.Dispose();
}
}