private void DrawCaption(Graphics g)
{
if (ClientRectangle.Width == 0 || ClientRectangle.Height == 0)
{
return;
}
if (DockPane.IsActivated)
{
var startColor = DockPane.DockPanel.Skin.DockPaneStripSkin.ToolWindowGradient.ActiveCaptionGradient
.StartColor;
var endColor = DockPane.DockPanel.Skin.DockPaneStripSkin.ToolWindowGradient.ActiveCaptionGradient
.EndColor;
var gradientMode = DockPane.DockPanel.Skin.DockPaneStripSkin.ToolWindowGradient.ActiveCaptionGradient
.LinearGradientMode;
using (var brush = new LinearGradientBrush(ClientRectangle, startColor, endColor, gradientMode))
{
brush.Blend = ActiveBackColorGradientBlend;
g.FillRectangle(brush, ClientRectangle);
}
}
else
{
var startColor = DockPane.DockPanel.Skin.DockPaneStripSkin.ToolWindowGradient.InactiveCaptionGradient
.StartColor;
var endColor = DockPane.DockPanel.Skin.DockPaneStripSkin.ToolWindowGradient.InactiveCaptionGradient
.EndColor;
var gradientMode = DockPane.DockPanel.Skin.DockPaneStripSkin.ToolWindowGradient.InactiveCaptionGradient
.LinearGradientMode;
using (var brush = new LinearGradientBrush(ClientRectangle, startColor, endColor, gradientMode))
{
g.FillRectangle(brush, ClientRectangle);
}
}
var rectCaption = ClientRectangle;
var rectCaptionText = rectCaption;
rectCaptionText.X += TextGapLeft;
rectCaptionText.Width -= TextGapLeft + TextGapRight;
rectCaptionText.Width -= ButtonGapLeft + ButtonClose.Width + ButtonGapRight;
if (ShouldShowAutoHideButton)
{
rectCaptionText.Width -= ButtonAutoHide.Width + ButtonGapBetween;
}
if (HasTabPageContextMenu)
{
rectCaptionText.Width -= ButtonOptions.Width + ButtonGapBetween;
}
rectCaptionText.Y += TextGapTop;
rectCaptionText.Height -= TextGapTop + TextGapBottom;
Color colorText;
if (DockPane.IsActivated)
{
colorText = DockPane.DockPanel.Skin.DockPaneStripSkin.ToolWindowGradient.ActiveCaptionGradient
.TextColor;
}
else
{
colorText = DockPane.DockPanel.Skin.DockPaneStripSkin.ToolWindowGradient.InactiveCaptionGradient
.TextColor;
}
TextRenderer.DrawText(g, DockPane.CaptionText, TextFont, DrawHelper.RtlTransform(this, rectCaptionText),
colorText, TextFormat);
}
