internal 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--;
}
using (var brush = new LinearGradientBrush(
rect, Color.Transparent, Color.Transparent, mode))
{
var colors = new Color[4];
colors[0] = GetColor(baseColor, 0, 35, 24, 9);
colors[1] = GetColor(baseColor, 0, 13, 8, 3);
colors[2] = baseColor;
colors[3] = GetColor(baseColor, 0, 68, 69, 54);
var blend = new ColorBlend();
blend.Positions = new float[] { 0.0f, basePosition, basePosition + 0.05f, 1.0f };
blend.Colors = colors;
brush.InterpolationColors = blend;
if (style != RoundStyle.None)
{
using (var path =
GraphicsPathHelper.CreatePath(rect, roundWidth, style, false))
{
g.FillPath(brush, path);
}
if (baseColor.A > 80)
{
var rectTop = rect;
if (mode == LinearGradientMode.Vertical)
{
rectTop.Height = (int)(rectTop.Height * basePosition);
}
else
{
rectTop.Width = (int)(rect.Width * basePosition);
}
using (var pathTop = GraphicsPathHelper.CreatePath(
rectTop, roundWidth, RoundStyle.Top, false))
{
using (var brushAlpha =
new SolidBrush(Color.FromArgb(80, 255, 255, 255)))
{
g.FillPath(brushAlpha, pathTop);
}
}
}
if (drawGlass)
{
RectangleF glassRect = rect;
if (mode == LinearGradientMode.Vertical)
{
glassRect.Y = rect.Y + rect.Height * basePosition;
glassRect.Height = (rect.Height - rect.Height * basePosition) * 2;
}
else
{
glassRect.X = rect.X + rect.Width * basePosition;
glassRect.Width = (rect.Width - rect.Width * basePosition) * 2;
}
ControlPaintEx.DrawGlass(g, glassRect, 170, 0);
}
if (drawBorder)
{
using (var path =
GraphicsPathHelper.CreatePath(rect, roundWidth, style, false))
{
using (var pen = new Pen(borderColor))
{
g.DrawPath(pen, path);
}
}
rect.Inflate(-1, -1);
using (var path =
GraphicsPathHelper.CreatePath(rect, roundWidth, style, false))
{
using (var pen = new Pen(innerBorderColor))
{
g.DrawPath(pen, path);
}
}
}
}
else
{
g.FillRectangle(brush, rect);
if (baseColor.A > 80)
{
var rectTop = rect;
if (mode == LinearGradientMode.Vertical)
{
rectTop.Height = (int)(rectTop.Height * basePosition);
}
else
{
rectTop.Width = (int)(rect.Width * basePosition);
}
using (var brushAlpha =
new SolidBrush(Color.FromArgb(80, 255, 255, 255)))
{
g.FillRectangle(brushAlpha, rectTop);
}
}
if (drawGlass)
{
RectangleF glassRect = rect;
if (mode == LinearGradientMode.Vertical)
{
glassRect.Y = rect.Y + rect.Height * basePosition;
glassRect.Height = (rect.Height - rect.Height * basePosition) * 2;
}
else
{
glassRect.X = rect.X + rect.Width * basePosition;
glassRect.Width = (rect.Width - rect.Width * basePosition) * 2;
}
ControlPaintEx.DrawGlass(g, glassRect, 200, 0);
}
if (drawBorder)
{
using (var pen = new Pen(borderColor))
{
g.DrawRectangle(pen, rect);
}
rect.Inflate(-1, -1);
using (var pen = new Pen(innerBorderColor))
{
g.DrawRectangle(pen, rect);
}
}
}
}
}
protected override void OnRenderImageMargin(
ToolStripRenderEventArgs e)
{
if (e.ToolStrip is ToolStripDropDownMenu)
{
var rect = e.AffectedBounds;
var g = e.Graphics;
rect.Width = OffsetMargin;
if (e.ToolStrip.RightToLeft == RightToLeft.Yes)
{
rect.X -= 2;
}
else
{
rect.X += 2;
}
rect.Y += 1;
rect.Height -= 2;
g.SmoothingMode = SmoothingMode.AntiAlias;
using (var brush = new LinearGradientBrush(
rect,
ColorTable.BackColorHover,
Color.White,
90f))
{
var blend = new Blend();
blend.Positions = new float[] { 0f, .2f, 1f };
blend.Factors = new float[] { 0f, 0.1f, .9f };
brush.Blend = blend;
rect.Y += 1;
rect.Height -= 2;
using (var path =
GraphicsPathHelper.CreatePath(rect, 8, RoundStyle.All, false))
{
g.FillPath(brush, path);
}
}
g.TextRenderingHint = TextRenderingHint.AntiAlias;
var sf = new StringFormat(StringFormatFlags.NoWrap);
var font = new Font(
e.ToolStrip.Font.FontFamily, 11, FontStyle.Bold);
sf.Alignment = StringAlignment.Near;
sf.LineAlignment = StringAlignment.Center;
sf.Trimming = StringTrimming.EllipsisCharacter;
g.TranslateTransform(rect.X, rect.Bottom);
g.RotateTransform(270f);
if (!string.IsNullOrEmpty(MenuLogoString))
{
var newRect = new Rectangle(
rect.X, rect.Y, rect.Height, rect.Width);
using (Brush brush = new SolidBrush(ColorTable.ForeColor))
{
g.DrawString(
MenuLogoString,
font,
brush,
newRect,
sf);
}
}
g.ResetTransform();
return;
}
base.OnRenderImageMargin(e);
}