private Rectangle GetTabRectangle(TabTheme tab, bool transformed)
{
DockState dockState = tab.Content.DockHandler.DockState;
Rectangle rectTabStrip = GetLogicalTabStripRectangle(dockState);
if (rectTabStrip.IsEmpty)
return Rectangle.Empty;
int x = tab.TabX;
int y = rectTabStrip.Y +
(dockState == DockState.DockTopAutoHide || dockState == DockState.DockRightAutoHide ?
0 : TabGapTop);
int width = tab.TabWidth;
int height = rectTabStrip.Height - TabGapTop;
if (!transformed)
return new Rectangle(x, y, width, height);
else
return GetTransformedRectangle(dockState, new Rectangle(x, y, width, height));
}
public TabThemeViewModel(TabTheme theme, TerminalViewModel terminal)
{
Theme = theme;
Terminal = terminal;
}
private GraphicsPath GetTabOutline(TabTheme tab, bool transformed, bool rtlTransform)
{
DockState dockState = tab.Content.DockHandler.DockState;
Rectangle rectTab = GetTabRectangle(tab, transformed);
if (rtlTransform)
rectTab = RtlTransform(rectTab, dockState);
if (GraphicsPath != null)
{
GraphicsPath.Reset();
GraphicsPath.AddRectangle(rectTab);
}
return GraphicsPath;
}
private Rectangle GetTabRectangle(TabTheme tab)
{
return GetTabRectangle(tab, false);
}
private void DrawTab(Graphics g, TabTheme tab)
{
Rectangle rectTabOrigin = GetTabRectangle(tab);
if (rectTabOrigin.IsEmpty)
return;
DockState dockState = tab.Content.DockHandler.DockState;
IDockContent content = tab.Content;
Color textColor;
if (DockPanel.ActiveContent == content || tab.IsMouseOver)
textColor = DockPanel.Skin.DockPaneStripSkin.ToolWindowGradient.ActiveTabGradient.TextColor;
else
textColor = DockPanel.Skin.DockPaneStripSkin.ToolWindowGradient.InactiveTabGradient.TextColor;
Rectangle rectThickLine = rectTabOrigin;
rectThickLine.X += _TabGapLeft + _TextGapLeft + _ImageGapLeft + _ImageWidth;
rectThickLine.Width = TextRenderer.MeasureText(tab.Content.DockHandler.TabText, TextFont).Width - 8;
rectThickLine.Height = Measures.AutoHideTabLineWidth;
if (dockState == DockState.DockBottomAutoHide || dockState == DockState.DockLeftAutoHide)
rectThickLine.Y += rectTabOrigin.Height - Measures.AutoHideTabLineWidth;
else
if (dockState == DockState.DockTopAutoHide || dockState == DockState.DockRightAutoHide)
rectThickLine.Y += 0;
g.FillRectangle(new SolidBrush(textColor), rectThickLine);
//Set no rotate for drawing icon and text
Matrix matrixRotate = g.Transform;
g.Transform = MatrixIdentity;
// Draw the icon
Rectangle rectImage = rectTabOrigin;
rectImage.X += ImageGapLeft;
rectImage.Y += ImageGapTop;
int imageHeight = rectTabOrigin.Height - ImageGapTop - ImageGapBottom;
int imageWidth = ImageWidth;
if (imageHeight > ImageHeight)
imageWidth = ImageWidth * (imageHeight / ImageHeight);
rectImage.Height = imageHeight;
rectImage.Width = imageWidth;
rectImage = GetTransformedRectangle(dockState, rectImage);
if (dockState == DockState.DockLeftAutoHide || dockState == DockState.DockRightAutoHide)
{
// The DockState is DockLeftAutoHide or DockRightAutoHide, so rotate the image 90 degrees to the right.
Rectangle rectTransform = RtlTransform(rectImage, dockState);
Point[] rotationPoints =
{
new Point(rectTransform.X + rectTransform.Width, rectTransform.Y),
new Point(rectTransform.X + rectTransform.Width, rectTransform.Y + rectTransform.Height),
new Point(rectTransform.X, rectTransform.Y)
};
using (Icon rotatedIcon = new Icon(((Form)content).Icon, 16, 16))
{
g.DrawImage(rotatedIcon.ToBitmap(), rotationPoints);
}
}
else
{
// Draw the icon normally without any rotation.
g.DrawIcon(((Form)content).Icon, RtlTransform(rectImage, dockState));
}
// Draw the text
Rectangle rectText = rectTabOrigin;
rectText.X += ImageGapLeft + imageWidth + ImageGapRight + TextGapLeft;
rectText.Width -= ImageGapLeft + imageWidth + ImageGapRight + TextGapLeft;
rectText = RtlTransform(GetTransformedRectangle(dockState, rectText), dockState);
if (dockState == DockState.DockLeftAutoHide || dockState == DockState.DockRightAutoHide)
g.DrawString(content.DockHandler.TabText, TextFont, new SolidBrush(textColor), rectText, StringFormatTabVertical);
else
g.DrawString(content.DockHandler.TabText, TextFont, new SolidBrush(textColor), rectText, StringFormatTabHorizontal);
// Set rotate back
g.Transform = matrixRotate;
}
protected override void OnMouseHover(EventArgs e)
{
var tab = (TabTheme)TabHitTest(PointToClient(MousePosition));
if (tab != null)
{
tab.IsMouseOver = true;
Invalidate();
}
if (lastSelectedTab != tab)
{
if (lastSelectedTab != null)
lastSelectedTab.IsMouseOver = false;
lastSelectedTab = tab;
}
base.OnMouseHover(e);
}
private void DrawTab_Document(Graphics g, TabTheme tab, Rectangle rect)
{
if (tab.TabWidth == 0)
return;
var rectCloseButton = GetCloseButtonRect(rect);
Rectangle rectIcon = new Rectangle(
rect.X + DocumentIconGapLeft,
rect.Y + rect.Height - DocumentIconGapBottom - DocumentIconHeight,
DocumentIconWidth, DocumentIconHeight);
Rectangle rectText = rectIcon;
if (DockPane.DockPanel.ShowDocumentIcon)
{
rectText.X += rectIcon.Width + DocumentIconGapRight;
rectText.Y = rect.Y;
rectText.Width = rect.Width - rectIcon.Width - DocumentIconGapLeft - DocumentIconGapRight - DocumentTextGapRight - rectCloseButton.Width;
rectText.Height = rect.Height;
}
else
rectText.Width = rect.Width - DocumentIconGapLeft - DocumentTextGapRight - rectCloseButton.Width;
Rectangle rectTab = DrawHelper.RtlTransform(this, rect);
Rectangle rectBack = DrawHelper.RtlTransform(this, rect);
rectBack.Width += rect.X;
rectBack.X = 0;
rectText = DrawHelper.RtlTransform(this, rectText);
rectIcon = DrawHelper.RtlTransform(this, rectIcon);
Color activeColor = DockPane.DockPanel.Skin.DockPaneStripSkin.DocumentGradient.ActiveTabGradient.StartColor;
Color lostFocusColor = DockPane.DockPanel.Skin.DockPaneStripSkin.DocumentGradient.ActiveTabGradient.EndColor;
Color inactiveColor = DockPane.DockPanel.Skin.DockPaneStripSkin.DocumentGradient.InactiveTabGradient.StartColor;
Color mouseHoverColor = DockPane.DockPanel.Skin.DockPaneStripSkin.DocumentGradient.InactiveTabGradient.EndColor;
Color activeText = DockPane.DockPanel.Skin.DockPaneStripSkin.DocumentGradient.ActiveTabGradient.TextColor;
Color inactiveText = DockPane.DockPanel.Skin.DockPaneStripSkin.DocumentGradient.InactiveTabGradient.TextColor;
Color lostFocusText = DockPane.DockPanel.Skin.DockPaneStripSkin.DocumentGradient.InactiveTabGradient.TextColor;
if (DockPane.ActiveContent == tab.Content)
{
if (DockPane.IsActiveDocumentPane)
{
g.FillRectangle(new SolidBrush(activeColor), rect);
TextRenderer.DrawText(g, tab.Content.DockHandler.TabText, TextFont, rectText, activeText, DocumentTextFormat);
DrawImageHelper.ConvertImage(Resources.DockPane_Close, g, this.BackColor, this.ForeColor, rectCloseButton == ActiveClose, rectCloseButton);
}
else
{
g.FillRectangle(new SolidBrush(lostFocusColor), rect);
TextRenderer.DrawText(g, tab.Content.DockHandler.TabText, TextFont, rectText, lostFocusText, DocumentTextFormat);
DrawImageHelper.ConvertImage(Resources.DockPane_Close, g, this.ForeColor, this.BackColor, rectCloseButton == ActiveClose, rectCloseButton);
}
}
else
{
if (tab.Content == DockPane.MouseOverTab)
{
g.FillRectangle(new SolidBrush(mouseHoverColor), rect);
TextRenderer.DrawText(g, tab.Content.DockHandler.TabText, TextFont, rectText, activeText, DocumentTextFormat);
DrawImageHelper.ConvertImage(Resources.DockPane_Close, g, this.ForeColor, this.ForeColor, rectCloseButton == ActiveClose, rectCloseButton);
}
else
{
g.FillRectangle(new SolidBrush(inactiveColor), rect);
TextRenderer.DrawText(g, tab.Content.DockHandler.TabText, TextFont, rectText, inactiveText, DocumentTextFormat);
DrawImageHelper.ConvertImage(Resources.DockPane_Close, g, this.ForeColor, this.ForeColor, rectCloseButton == ActiveClose, rectCloseButton);
}
}
if (rectTab.Contains(rectIcon) && DockPane.DockPanel.ShowDocumentIcon)
g.DrawIcon(tab.Content.DockHandler.Icon, rectIcon);
}
private void DrawTab(Graphics g, TabTheme tab, Rectangle rect)
{
if (Appearance == DockPane.AppearanceStyle.ToolWindow)
DrawTab_ToolWindow(g, tab, rect);
else
DrawTab_Document(g, tab, rect);
}
private void DrawTab_ToolWindow(Graphics g, TabTheme tab, Rectangle rect)
{
rect.Y += 1;
Rectangle rectIcon = new Rectangle(
rect.X + ToolWindowImageGapLeft,
rect.Y - 1 + rect.Height - ToolWindowImageGapBottom - ToolWindowImageHeight,
ToolWindowImageWidth, ToolWindowImageHeight);
Rectangle rectText = rectIcon;
rectText.X += rectIcon.Width + ToolWindowImageGapRight;
rectText.Width = rect.Width - rectIcon.Width - ToolWindowImageGapLeft -
ToolWindowImageGapRight - ToolWindowTextGapRight;
Rectangle rectTab = DrawHelper.RtlTransform(this, rect);
rectText = DrawHelper.RtlTransform(this, rectText);
rectIcon = DrawHelper.RtlTransform(this, rectIcon);
if (DockPane.ActiveContent == tab.Content) // && ((DockContent)tab.Content).IsActivated)
{
Color startColor = DockPane.DockPanel.Skin.DockPaneStripSkin.ToolWindowGradient.ActiveTabGradient.StartColor;
Color endColor = DockPane.DockPanel.Skin.DockPaneStripSkin.ToolWindowGradient.ActiveTabGradient.EndColor;
LinearGradientMode gradientMode = DockPane.DockPanel.Skin.DockPaneStripSkin.ToolWindowGradient.ActiveTabGradient.LinearGradientMode;
g.FillRectangle(new LinearGradientBrush(rectTab, startColor, endColor, gradientMode), rect);
Color textColor = DockPane.DockPanel.Skin.DockPaneStripSkin.ToolWindowGradient.ActiveTabGradient.TextColor;
TextRenderer.DrawText(g, tab.Content.DockHandler.TabText, TextFont, rectText, textColor, ToolWindowTextFormat);
}
else
{
Color startColor = DockPane.DockPanel.Skin.DockPaneStripSkin.ToolWindowGradient.InactiveTabGradient.StartColor;
Color endColor = DockPane.DockPanel.Skin.DockPaneStripSkin.ToolWindowGradient.InactiveTabGradient.EndColor;
LinearGradientMode gradientMode = DockPane.DockPanel.Skin.DockPaneStripSkin.ToolWindowGradient.InactiveTabGradient.LinearGradientMode;
g.FillRectangle( new LinearGradientBrush( rectTab, startColor, endColor, gradientMode ), rect );
Color textColor;
if (tab.Content == DockPane.MouseOverTab)
textColor = DockPane.DockPanel.Skin.DockPaneStripSkin.ToolWindowGradient.ActiveTabGradient.TextColor;
else
textColor = DockPane.DockPanel.Skin.DockPaneStripSkin.ToolWindowGradient.InactiveTabGradient.TextColor;
TextRenderer.DrawText(g, tab.Content.DockHandler.TabText, TextFont, rectText, textColor, ToolWindowTextFormat);
}
g.DrawLine(PenToolWindowTabBorder, rect.X + rect.Width - 1, rect.Y, rect.X + rect.Width - 1, rect.Height);
if (rectTab.Contains(rectIcon))
g.DrawIcon(tab.Content.DockHandler.Icon, rectIcon);
}