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Location: seniordesign-ui/Demo.WindowsForms/BSE.Windows.Forms/Renderer/BseRenderer.cs
6b1dee8bd7ef
39.4 KiB
text/x-csharp
fixed some mapping bugs and found converter for GPS
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using System.Drawing.Text;
using System.Drawing.Drawing2D;
using System.Windows.Forms;
using System.Diagnostics;
namespace BSE.Windows.Forms
{
/// <summary>
/// Draw ToolStrips using the Office 2007 themed appearance.
/// </summary>
public class BseRenderer : ToolStripProfessionalRenderer
{
#region FieldsPrivate
private static Rectangle[] baseSizeGripRectangles;
private static int MarginInset;
private static Blend MenuItemBlend;
private static Blend ButtonBlend;
#endregion
#region MethodsPublic
static BseRenderer()
{
MarginInset = 2;
// One time creation of the blend for the button gradient brush
ButtonBlend = new Blend();
ButtonBlend.Positions = new float[] { 0.0F, 0.1F, 0.2F, 0.5F, 1.0F };
ButtonBlend.Factors = new float[] { 0.6F, 0.7F, 0.8F, 1.0F, 1.0F };
// One time creation of the blend for the menuitem gradient brush
MenuItemBlend = new Blend();
MenuItemBlend.Positions = new float[] { 0.0F, 0.1F, 0.2F, 0.5F, 1.0F };
MenuItemBlend.Factors = new float[] { 0.7F, 0.8F, 0.9F, 1.0F, 1.0F };
baseSizeGripRectangles = new Rectangle[] { new Rectangle(8, 0, 2, 2), new Rectangle(8, 4, 2, 2), new Rectangle(8, 8, 2, 2), new Rectangle(4, 4, 2, 2), new Rectangle(4, 8, 2, 2), new Rectangle(0, 8, 2, 2) };
}
/// <summary>
/// Initialize a new instance of the BseRenderer class.
/// </summary>
public BseRenderer()
: base(new BSE.Windows.Forms.ColorTableBlack())
{
this.ColorTable.UseSystemColors = false;
}
/// <summary>
/// Initializes a new instance of the BseRenderer class.
/// </summary>
/// <param name="professionalColorTable">A <see cref="BSE.Windows.Forms.ProfessionalColorTable"/> to be used for painting.</param>
public BseRenderer(ProfessionalColorTable professionalColorTable)
: base(professionalColorTable)
{
}
#endregion
#region MethodsProtected
/// <summary>
/// Raises the <see cref="System.Windows.Forms.ToolStripRenderer.RenderArrow"/> event.
/// </summary>
/// <param name="e">A <see cref="System.Windows.Forms.ToolStripArrowRenderEventArgs"/> that contains the event data.</param>
protected override void OnRenderArrow(ToolStripArrowRenderEventArgs e)
{
if (ColorTable.UseSystemColors == true)
{
base.OnRenderArrow(e);
}
else
{
ProfessionalColorTable colorTable = ColorTable as BSE.Windows.Forms.ProfessionalColorTable;
if ((colorTable != null) && (e.Item.Enabled == true))
{
if (e.Item.Owner is MenuStrip)
{
e.ArrowColor = colorTable.MenuItemText;
}
else if (e.Item.Owner is StatusStrip)
{
e.ArrowColor = colorTable.StatusStripText;
}
else
{
if (e.Item.Owner.GetType() != typeof(ToolStripDropDownMenu))
{
e.ArrowColor = colorTable.ToolStripText;
}
}
}
base.OnRenderArrow(e);
}
}
/// <summary>
/// Raises the <see cref="System.Windows.Forms.ToolStripRenderer.RenderButtonBackground"/> event.
/// </summary>
/// <param name="e">A <see cref="System.Windows.Forms.ToolStripItemRenderEventArgs"/> that contains the event data.</param>
protected override void OnRenderButtonBackground(ToolStripItemRenderEventArgs e)
{
if (ColorTable.UseSystemColors == true)
{
base.OnRenderDropDownButtonBackground(e);
}
else
{
ToolStripButton item = e.Item as ToolStripButton;
Rectangle buttonBounds = new Rectangle(Point.Empty, item.Size);
if (IsZeroWidthOrHeight(buttonBounds) == true)
{
return;
}
Graphics graphics = e.Graphics;
ProfessionalColorTable colorTable = ColorTable as ProfessionalColorTable;
if (colorTable != null)
{
using (UseAntiAlias antiAlias = new UseAntiAlias(graphics))
{
Rectangle buttonRectangle = GetButtonRectangle(buttonBounds);
if (item.Checked == true)
{
//Draws the border of the button for the checked ToolStripButton control
DrawButtonBorder(graphics, buttonRectangle, colorTable.ButtonPressedBorder);
}
if ((item.Selected == true) && (item.Pressed == false))
{
//Renders the upper button part of the selected ToolStripButton control
RenderButton(graphics, buttonRectangle, colorTable.MenuItemTopLevelSelectedGradientBegin);
//Draws the border of the button for the selected ToolStripButton control
DrawButtonBorder(graphics, buttonRectangle, colorTable.ButtonSelectedHighlightBorder);
//DrawButtonBorder(graphics, buttonRectangle, Color.FromArgb(196, 194, 196));
}
if (item.Pressed == true)
{
//Renders the upper button part of the pressed ToolStripButton control
RenderButton(graphics, buttonRectangle, colorTable.MenuItemPressedGradientBegin);
//Draws the inner border of the button for the pressed ToolStripButton control
DrawInnerButtonBorder(graphics, buttonRectangle, colorTable.ButtonSelectedHighlightBorder);
//Draws the outer border of the button for the pressed ToolStripButton control
DrawButtonBorder(graphics, buttonRectangle, colorTable.MenuBorder);
}
}
}
else
{
base.OnRenderDropDownButtonBackground(e);
}
}
}
/// <summary>
/// Raises the <see cref="System.Windows.Forms.ToolStripRenderer.RenderDropDownButtonBackground"/> event.
/// </summary>
/// <param name="e">A <see cref="System.Windows.Forms.ToolStripItemRenderEventArgs"/> that contains the event data.</param>
protected override void OnRenderDropDownButtonBackground(ToolStripItemRenderEventArgs e)
{
if (ColorTable.UseSystemColors == true)
{
base.OnRenderDropDownButtonBackground(e);
}
else
{
ToolStripDropDownButton item = e.Item as ToolStripDropDownButton;
Rectangle buttonBounds = new Rectangle(Point.Empty, item.Size);
if (IsZeroWidthOrHeight(buttonBounds) == true)
{
return;
}
Graphics graphics = e.Graphics;
ProfessionalColorTable colorTable = ColorTable as ProfessionalColorTable;
if (colorTable != null)
{
using (UseAntiAlias antiAlias = new UseAntiAlias(graphics))
{
Rectangle buttonRectangle = GetButtonRectangle(buttonBounds);
if ((item.Selected == true) && (item.Pressed == false))
{
//Renders the upper button part of the selected ToolStripDropDownButton control
RenderButton(graphics, buttonRectangle, colorTable.MenuItemTopLevelSelectedGradientBegin);
//Draws the border of the button for the selected ToolStripDropDownButton control
DrawButtonBorder(graphics, buttonRectangle, colorTable.ButtonSelectedHighlightBorder);
}
if (item.Pressed == true)
{
//Renders the upper button part of the pressed ToolStripDropDownButton control
RenderButton(graphics, buttonRectangle, colorTable.MenuItemPressedGradientBegin);
//Draws the inner border of the button for the pressed ToolStripDropDownButton control
DrawInnerButtonBorder(graphics, buttonRectangle, colorTable.ButtonSelectedHighlightBorder);
//Draws the outer border of the button for the pressed ToolStripDropDownButton control
DrawButtonBorder(graphics, buttonRectangle, colorTable.MenuBorder);
}
}
}
else
{
base.OnRenderDropDownButtonBackground(e);
}
}
}
/// <summary>
/// Raises the <see cref="System.Windows.Forms.ToolStripRenderer.OnRenderSplitButtonBackground"/> event.
/// </summary>
/// <param name="e">A <see cref="System.Windows.Forms.ToolStripItemRenderEventArgs"/> that contains the event data.</param>
protected override void OnRenderSplitButtonBackground(ToolStripItemRenderEventArgs e)
{
if (ColorTable.UseSystemColors == true)
{
base.OnRenderDropDownButtonBackground(e);
}
else
{
ToolStripSplitButton item = e.Item as ToolStripSplitButton;
Rectangle buttonBounds = new Rectangle(Point.Empty, item.ButtonBounds.Size);
if (IsZeroWidthOrHeight(buttonBounds) == true)
{
return;
}
Graphics graphics = e.Graphics;
ProfessionalColorTable colorTable = ColorTable as ProfessionalColorTable;
if (colorTable != null)
{
using (UseAntiAlias antiAlias = new UseAntiAlias(graphics))
{
Rectangle buttonRectangle = GetButtonRectangle(buttonBounds);
Rectangle dropDownButtonBounds = new Rectangle(item.DropDownButtonBounds.Location, item.DropDownButtonBounds.Size);
Rectangle dropDownButtonRectangle = GetButtonRectangle(dropDownButtonBounds);
if ((item.Selected == true) && (item.Pressed == false) && (item.ButtonPressed == false))
{
//Renders the upper button part of the selected ToolStripSplitButton control
RenderButton(graphics, buttonRectangle, colorTable.MenuItemTopLevelSelectedGradientBegin);
//Renders the dropDownButton part of the selected ToolStripSplitButton control
RenderButton(graphics, dropDownButtonRectangle, colorTable.MenuItemTopLevelSelectedGradientBegin);
//Draws the border of the button part for the selected ToolStripSplitButton control
DrawButtonBorder(graphics, buttonRectangle, colorTable.ButtonSelectedHighlightBorder);
//Draws the border of the dropDownButton part for the selected ToolStripSplitButton control
DrawButtonBorder(graphics, dropDownButtonRectangle, colorTable.ButtonSelectedHighlightBorder);
}
if (item.ButtonPressed == true)
{
//Renders the upper button part of the pressed ToolStripSplitButton control
RenderButton(graphics, buttonRectangle, colorTable.MenuItemPressedGradientBegin);
//Renders the dropDownButton part of the pressed ToolStripSplitButton control
RenderButton(graphics, dropDownButtonRectangle, colorTable.MenuItemPressedGradientBegin);
//Draws the inner border of the button part for the pressed ToolStripSplitButton control
DrawInnerButtonBorder(graphics, buttonRectangle, colorTable.ButtonSelectedHighlightBorder);
//Draws the outer border of the button part for the pressed ToolStripSplitButton control
DrawButtonBorder(graphics, buttonRectangle, colorTable.MenuBorder);
//Draws the inner border of the dropDownButton part for the pressed ToolStripSplitButton control
DrawInnerButtonBorder(graphics, dropDownButtonRectangle, colorTable.ButtonSelectedHighlightBorder);
//Draws the outer border of the dropDownButton part for the pressed ToolStripSplitButton control
DrawButtonBorder(graphics, dropDownButtonRectangle, colorTable.MenuBorder);
}
if (item.DropDownButtonPressed == true)
{
//Renders the upper button part of the pressed ToolStripSplitButton control
RenderButton(graphics, buttonRectangle, colorTable.MenuItemTopLevelSelectedGradientBegin);
//Renders the dropDownButton part of the pressed ToolStripSplitButton control
RenderButton(graphics, dropDownButtonRectangle, colorTable.MenuItemTopLevelSelectedGradientBegin);
//Draws the border of the button part for the pressed ToolStripSplitButton control
DrawButtonBorder(graphics, buttonRectangle, ColorTable.ButtonSelectedHighlightBorder);
//Draws the border of the dropDownButton part for the pressed ToolStripSplitButton control
DrawButtonBorder(graphics, dropDownButtonRectangle, ColorTable.ButtonSelectedHighlightBorder);
}
if (e.Item.Owner is MenuStrip)
{
base.DrawArrow(new ToolStripArrowRenderEventArgs(graphics, item, dropDownButtonBounds, colorTable.MenuItemText, ArrowDirection.Down));
}
if (e.Item.Owner is StatusStrip)
{
base.DrawArrow(new ToolStripArrowRenderEventArgs(graphics, item, dropDownButtonBounds, colorTable.StatusStripText, ArrowDirection.Down));
}
if (e.Item.Owner is ToolStrip)
{
base.DrawArrow(new ToolStripArrowRenderEventArgs(graphics, item, dropDownButtonBounds, colorTable.ToolStripText, ArrowDirection.Down));
}
}
}
else
{
base.OnRenderDropDownButtonBackground(e);
}
}
}
/// <summary>
/// Raises the <see cref="System.Windows.Forms.ToolStripRenderer.RenderMenuItemBackground"/> event.
/// </summary>
/// <param name="e">A <see cref="System.Windows.Forms.ToolStripItemRenderEventArgs"/> that contains the event data.</param>
protected override void OnRenderMenuItemBackground(ToolStripItemRenderEventArgs e)
{
ToolStripMenuItem item = e.Item as ToolStripMenuItem;
Rectangle bounds = new Rectangle(Point.Empty, item.Size);
if (IsZeroWidthOrHeight(bounds) == true)
{
return;
}
Graphics graphics = e.Graphics;
ProfessionalColorTable colorTable = ColorTable as BSE.Windows.Forms.ProfessionalColorTable;
if (colorTable != null)
{
using (UseAntiAlias useAntiAlias = new UseAntiAlias(graphics))
{
if (e.ToolStrip is MenuStrip)
{
if ((item.Selected == true) && (item.Pressed == false))
{
RenderMenuItem(graphics, bounds, colorTable.MenuItemTopLevelSelectedGradientBegin);
ControlPaint.DrawBorder(e.Graphics, bounds, colorTable.MenuItemTopLevelSelectedBorder, ButtonBorderStyle.Solid);
}
if (item.Pressed == true)
{
RenderButton(graphics, bounds, ColorTable.MenuItemPressedGradientBegin);
Rectangle innerBorderRectangle = bounds;
innerBorderRectangle.Inflate(-1, -1);
ControlPaint.DrawBorder(e.Graphics, innerBorderRectangle, ColorTable.ButtonSelectedHighlightBorder, ButtonBorderStyle.Solid);
ControlPaint.DrawBorder(e.Graphics, bounds, ColorTable.MenuBorder, ButtonBorderStyle.Solid);
}
}
else
{
base.OnRenderMenuItemBackground(e);
}
}
}
else
{
base.OnRenderMenuItemBackground(e);
}
}
/// <summary>
/// Raises the RenderItemText event.
/// </summary>
/// <param name="e">A ToolStripItemTextRenderEventArgs that contains the event data.</param>
protected override void OnRenderItemText(ToolStripItemTextRenderEventArgs e)
{
if (ColorTable.UseSystemColors == false)
{
ProfessionalColorTable colorTable = ColorTable as BSE.Windows.Forms.ProfessionalColorTable;
if (colorTable != null)
{
if ((e.ToolStrip is MenuStrip))// && (e.Item.Selected == false) && e.Item.Pressed == false)
{
if (colorTable.MenuItemText != Color.Empty)
{
e.TextColor = colorTable.MenuItemText;
}
}
else if ((e.ToolStrip is StatusStrip))// && (e.Item.Selected == false) && e.Item.Pressed == false)
{
if (colorTable.StatusStripText != Color.Empty)
{
e.TextColor = colorTable.StatusStripText;
}
}
else if (e.ToolStrip is ToolStripDropDown)
{
//base.OnRenderItemText(e);
}
else
{
if (colorTable.ToolStripText != Color.Empty)
{
e.TextColor = colorTable.ToolStripText;
}
}
}
}
base.OnRenderItemText(e);
}
/// <summary>
/// Raises the RenderToolStripContentPanelBackground event.
/// </summary>
/// <param name="e">An ToolStripContentPanelRenderEventArgs containing the event data.</param>
protected override void OnRenderToolStripContentPanelBackground(ToolStripContentPanelRenderEventArgs e)
{
// Must call base class, otherwise the subsequent drawing does not appear!
base.OnRenderToolStripContentPanelBackground(e);
if (ColorTable.UseSystemColors == false)
{
// Cannot paint a zero sized area
if ((e.ToolStripContentPanel.Width > 0) &&
(e.ToolStripContentPanel.Height > 0))
{
using (LinearGradientBrush backBrush = new LinearGradientBrush(e.ToolStripContentPanel.ClientRectangle,
ColorTable.ToolStripContentPanelGradientBegin,
ColorTable.ToolStripContentPanelGradientEnd,
LinearGradientMode.Vertical))
{
e.Graphics.FillRectangle(backBrush, e.ToolStripContentPanel.ClientRectangle);
}
}
}
}
/// <summary>
/// Raises the <see cref="System.Windows.Forms.ToolStripRenderer.RenderOverflowButtonBackground"/> event.
/// </summary>
/// <param name="e">A <see cref="System.Windows.Forms.ToolStripItemRenderEventArgs"/> that contains the event data.</param>
protected override void OnRenderOverflowButtonBackground(ToolStripItemRenderEventArgs e)
{
base.OnRenderOverflowButtonBackground(e);
ToolStripItem item = e.Item;
if ((item.Selected == false) && (item.Pressed == false))
{
ProfessionalColorTable colorTable = ColorTable as ProfessionalColorTable;
if (colorTable != null)
{
Graphics graphics = e.Graphics;
bool bRightToLeft = item.RightToLeft == RightToLeft.Yes;
bool bOrientation = e.ToolStrip.Orientation == Orientation.Horizontal;
Rectangle arrowRectangle = Rectangle.Empty;
if (bRightToLeft)
{
arrowRectangle = new Rectangle(0, item.Height - 8, 9, 5);
}
else
{
arrowRectangle = new Rectangle(item.Width - 12, item.Height - 8, 9, 5);
}
ArrowDirection arrowDirection = bOrientation ? ArrowDirection.Down : ArrowDirection.Right;
int x = (bRightToLeft && bOrientation) ? -1 : 1;
arrowRectangle.Offset(x, 1);
RenderArrowInternal(graphics, arrowRectangle, arrowDirection, colorTable.ToolStripGradientMiddle);
arrowRectangle.Offset(-1 * x, -1);
RenderArrowInternal(graphics, arrowRectangle, arrowDirection, colorTable.ToolStripText);
if (bOrientation)
{
x = bRightToLeft ? -2 : 0;
RenderOverflowButtonLine(graphics, colorTable.ToolStripText, (int)(arrowRectangle.Right - 6), (int)(arrowRectangle.Y - 2), (int)(arrowRectangle.Right - 2), (int)(arrowRectangle.Y - 2));
RenderOverflowButtonLine(graphics, colorTable.ToolStripGradientMiddle, (int)((arrowRectangle.Right - 5) + x), (int)(arrowRectangle.Y - 1), (int)((arrowRectangle.Right - 1) + x), (int)(arrowRectangle.Y - 1));
}
else
{
RenderOverflowButtonLine(graphics, colorTable.ToolStripText, arrowRectangle.X, arrowRectangle.Y, arrowRectangle.X, arrowRectangle.Bottom - 1);
RenderOverflowButtonLine(graphics, colorTable.ToolStripGradientMiddle, arrowRectangle.X + 1, arrowRectangle.Y + 1, arrowRectangle.X + 1, arrowRectangle.Bottom);
}
}
}
}
/// <summary>
/// Raises the RenderSeparator event.
/// </summary>
/// <param name="e">An ToolStripSeparatorRenderEventArgs containing the event data.</param>
protected override void OnRenderSeparator(ToolStripSeparatorRenderEventArgs e)
{
if (ColorTable.UseSystemColors == false)
{
e.Item.ForeColor = ColorTable.RaftingContainerGradientBegin;
}
base.OnRenderSeparator(e);
}
/// <summary>
/// Raises the RenderStatusStripSizingGrip event.
/// </summary>
/// <param name="e">A ToolStripRenderEventArgs that contains the event data.</param>
protected override void OnRenderStatusStripSizingGrip(ToolStripRenderEventArgs e)
{
Graphics graphics = e.Graphics;
StatusStrip toolStrip = e.ToolStrip as StatusStrip;
if (toolStrip != null)
{
Rectangle sizeGripBounds = toolStrip.SizeGripBounds;
if (IsZeroWidthOrHeight(sizeGripBounds) == false)
{
Rectangle[] rectanglesLight = new Rectangle[baseSizeGripRectangles.Length];
Rectangle[] rectanglesDark = new Rectangle[baseSizeGripRectangles.Length];
for (int i = 0; i < baseSizeGripRectangles.Length; i++)
{
Rectangle rectangleDark = baseSizeGripRectangles[i];
if (toolStrip.RightToLeft == RightToLeft.Yes)
{
rectangleDark.X = (sizeGripBounds.Width - rectangleDark.X) - rectangleDark.Width;
}
rectangleDark.Offset(sizeGripBounds.X, sizeGripBounds.Bottom - 12);
rectanglesLight[i] = rectangleDark;
if (toolStrip.RightToLeft == RightToLeft.Yes)
{
rectangleDark.Offset(1, -1);
}
else
{
rectangleDark.Offset(-1, -1);
}
rectanglesDark[i] = rectangleDark;
}
using (SolidBrush darkBrush = new SolidBrush(ColorTable.GripDark),
lightBrush = new SolidBrush(ColorTable.GripDark))
{
graphics.FillRectangles(lightBrush, rectanglesLight);
graphics.FillRectangles(darkBrush, rectanglesDark);
}
}
}
}
/// <summary>
/// Raises the RenderToolStripBackground event.
/// </summary>
/// <param name="e">An ToolStripRenderEventArgs containing the event data.</param>
protected override void OnRenderToolStripBackground(ToolStripRenderEventArgs e)
{
if (ColorTable.UseSystemColors == true)
{
base.OnRenderToolStripBackground(e);
}
else
{
Trace.WriteLine("ToolStrip: " + e.ToolStrip.GetType());
Rectangle backgroundRectangle = new Rectangle(0, 0, e.ToolStrip.Width, e.ToolStrip.Height);
Rectangle innerRectangle = backgroundRectangle;
innerRectangle.Height = (backgroundRectangle.Height / 2) + 1;
// Cannot paint a zero sized area
if ((backgroundRectangle.Width > 0) && (backgroundRectangle.Height > 0))
{
if (e.ToolStrip is StatusStrip)
{
using (SolidBrush outerBrush = new SolidBrush(ColorTable.StatusStripGradientEnd))
{
e.Graphics.FillRectangle(outerBrush, backgroundRectangle);
}
int y2 = backgroundRectangle.Height / 2;
Rectangle upperRectangle = new Rectangle(backgroundRectangle.X, backgroundRectangle.Y, backgroundRectangle.Width, y2);
upperRectangle.Height += 1;
using (LinearGradientBrush innerRectangleBrush = new LinearGradientBrush(
upperRectangle,
ColorTable.StatusStripGradientBegin,
Color.FromArgb(128,ColorTable.StatusStripGradientBegin),
LinearGradientMode.Vertical))
{
e.Graphics.FillRectangle(innerRectangleBrush, upperRectangle); //draw top bubble
}
y2 = (backgroundRectangle.Height / 4) + 1;
Rectangle lowerRectangle = new Rectangle(backgroundRectangle.X, backgroundRectangle.Height - y2, backgroundRectangle.Width, y2);
using (LinearGradientBrush innerRectangleBrush = new LinearGradientBrush(
lowerRectangle,
ColorTable.StatusStripGradientEnd,
Color.FromArgb(128,ColorTable.StatusStripGradientBegin),
LinearGradientMode.Vertical))
{
e.Graphics.FillRectangle(innerRectangleBrush, lowerRectangle); //draw top bubble
}
}
else if (e.ToolStrip is MenuStrip)
{
using (SolidBrush outerBrush = new SolidBrush(ColorTable.MenuStripGradientEnd))
{
e.Graphics.FillRectangle(outerBrush, backgroundRectangle);
}
int y2 = backgroundRectangle.Height / 3;
Rectangle lowerRectangle = new Rectangle(backgroundRectangle.X, backgroundRectangle.Y, backgroundRectangle.Width, y2);
using (LinearGradientBrush innerRectangleBrush = new LinearGradientBrush(
lowerRectangle,
ColorTable.MenuStripGradientBegin,
Color.FromArgb(128, ColorTable.StatusStripGradientBegin),
LinearGradientMode.Vertical))
{
e.Graphics.FillRectangle(innerRectangleBrush, lowerRectangle); //draw top bubble
}
}
else if (e.ToolStrip is ToolStripDropDown)
{
base.OnRenderToolStripBackground(e);
}
else
{
using (SolidBrush outerBrush = new SolidBrush(ColorTable.ToolStripGradientEnd))
{
e.Graphics.FillRectangle(outerBrush, backgroundRectangle);
}
int y2 = backgroundRectangle.Height / 2;
Rectangle upperRectangle = new Rectangle(backgroundRectangle.X, backgroundRectangle.Y, backgroundRectangle.Width, y2);
using (LinearGradientBrush innerRectangleBrush = new LinearGradientBrush(
upperRectangle,
ColorTable.ToolStripGradientBegin,
ColorTable.ToolStripGradientMiddle,
LinearGradientMode.Vertical))
{
e.Graphics.FillRectangle(innerRectangleBrush, upperRectangle); //draw top bubble
}
y2 = backgroundRectangle.Height / 4;
Rectangle lowerRectangle = new Rectangle(backgroundRectangle.X, backgroundRectangle.Height - y2, backgroundRectangle.Width, y2);
using (LinearGradientBrush innerRectangleBrush = new LinearGradientBrush(
lowerRectangle,
ColorTable.ToolStripGradientEnd,
ColorTable.ToolStripGradientMiddle,
LinearGradientMode.Vertical))
{
e.Graphics.FillRectangle(innerRectangleBrush, lowerRectangle); //draw top bubble
}
}
}
}
}
/// <summary>
/// Raises the RenderImageMargin event.
/// </summary>
/// <param name="e">An ToolStripRenderEventArgs containing the event data.</param>
protected override void OnRenderImageMargin(ToolStripRenderEventArgs e)
{
if (ColorTable.UseSystemColors == true)
{
base.OnRenderToolStripBackground(e);
}
else
{
if ((e.ToolStrip is ContextMenuStrip) ||
(e.ToolStrip is ToolStripDropDownMenu))
{
// Start with the total margin area
Rectangle marginRectangle = e.AffectedBounds;
// Do we need to draw with separator on the opposite edge?
bool bIsRightToLeft = (e.ToolStrip.RightToLeft == RightToLeft.Yes);
marginRectangle.Y += MarginInset;
marginRectangle.Height -= MarginInset * 2;
// Reduce so it is inside the border
if (bIsRightToLeft == false)
{
marginRectangle.X += MarginInset;
}
else
{
marginRectangle.X += MarginInset / 2;
}
// Draw the entire margine area in a solid color
using (SolidBrush backBrush = new SolidBrush(
ColorTable.ImageMarginGradientBegin))
e.Graphics.FillRectangle(backBrush, marginRectangle);
}
else
{
base.OnRenderImageMargin(e);
}
}
}
#endregion
#region MethodsPrivate
private static GraphicsPath GetBackgroundPath(Rectangle bounds, int radius)
{
int x = bounds.X;
int y = bounds.Y;
int width = bounds.Width;
int height = bounds.Height;
GraphicsPath graphicsPath = new GraphicsPath();
graphicsPath.AddArc(x, y, radius, radius, 180, 90); //Upper left corner
graphicsPath.AddArc(x + width - radius, y, radius, radius, 270, 90); //Upper right corner
graphicsPath.AddArc(x + width - radius, y + height - radius, radius, radius, 0, 90);//Lower right corner
graphicsPath.AddArc(x, y + height - radius, radius, radius, 90, 90); //Lower left corner
graphicsPath.CloseFigure();
return graphicsPath;
}
private static void RenderButton(Graphics graphics, Rectangle buttonBounds, Color gradientColor)
{
using (GraphicsPath graphicsPath = GetBackgroundPath(buttonBounds, 3))
{
using (LinearGradientBrush backBrush = new LinearGradientBrush(buttonBounds,
gradientColor,
Color.Transparent,
LinearGradientMode.Vertical))
{
backBrush.Blend = ButtonBlend;
graphics.FillPath(backBrush, graphicsPath);
}
}
}
private static void RenderMenuItem(Graphics graphics, Rectangle menuBounds, Color gradientColor)
{
using (LinearGradientBrush backBrush = new LinearGradientBrush(
menuBounds,
gradientColor,
Color.Transparent,
LinearGradientMode.Vertical))
{
backBrush.Blend = MenuItemBlend;
graphics.FillRectangle(backBrush, menuBounds);
}
}
private static void DrawButtonBorder(Graphics graphics, Rectangle buttonBounds, Color borderColor)
{
using (GraphicsPath itemPath = GetBackgroundPath(buttonBounds, 3))
{
using (Pen itemPen = new Pen(borderColor))
{
graphics.DrawPath(itemPen, itemPath);
}
}
}
private static void DrawInnerButtonBorder(Graphics graphics, Rectangle buttonBounds, Color innerBorderColor)
{
Rectangle innerButtonRectangle = buttonBounds;
innerButtonRectangle.Height -= 1;
innerButtonRectangle.Width -= 1;
using (GraphicsPath innerBorderPath = GetBackgroundPath(innerButtonRectangle, 3))
{
using (Pen itemPen = new Pen(innerBorderColor))
{
graphics.DrawPath(itemPen, innerBorderPath);
}
}
}
private static Rectangle GetButtonRectangle(Rectangle bounds)
{
Rectangle buttonRectangle = bounds;
buttonRectangle.Width -= 1;
buttonRectangle.Height -= 1;
buttonRectangle.Inflate(0, -1);
return buttonRectangle;
}
/// <summary>
/// Renders the arrows in the OverflowButton.
/// </summary>
/// <param name="graphics">The Graphics to draw on.</param>
/// <param name="dropDownRectangle">The rectangle in which the arrows should drawn.</param>
/// <param name="direction">the direction of the arrows.</param>
/// <param name="color">The color used to fill the arrow polygons</param>
private static void RenderArrowInternal(Graphics graphics, Rectangle dropDownRectangle, ArrowDirection direction, Color color)
{
Point point = new Point(dropDownRectangle.Left + (dropDownRectangle.Width / 2), dropDownRectangle.Top + (dropDownRectangle.Height / 2));
point.X += dropDownRectangle.Width % 2;
Point[] points = null;
switch (direction)
{
case ArrowDirection.Left:
points = new Point[] { new Point(point.X + 2, point.Y - 3), new Point(point.X + 2, point.Y + 3), new Point(point.X - 1, point.Y) };
break;
case ArrowDirection.Up:
points = new Point[] { new Point(point.X - 2, point.Y + 1), new Point(point.X + 3, point.Y + 1), new Point(point.X, point.Y - 2) };
break;
case ArrowDirection.Right:
points = new Point[] { new Point(point.X - 2, point.Y - 3), new Point(point.X - 2, point.Y + 3), new Point(point.X + 1, point.Y) };
break;
default:
points = new Point[] { new Point(point.X - 2, point.Y - 1), new Point(point.X + 3, point.Y - 1), new Point(point.X, point.Y + 2) };
break;
}
using (SolidBrush backBrush = new SolidBrush(color))
{
graphics.FillPolygon(backBrush, points);
}
}
/// <summary>
/// Renders the lines in the OverflowButton.
/// </summary>
/// <param name="graphics">The Graphics to draw on.</param>
/// <param name="color">The color used to fill the line</param>
/// <param name="x1">The x-coordinate of the first point.</param>
/// <param name="y1">The y-coordinate of the first point.</param>
/// <param name="x2">The x-coordinate of the second point.</param>
/// <param name="y2">The y-coordinate of the second point.</param>
private static void RenderOverflowButtonLine(Graphics graphics,Color color, int x1, int y1, int x2, int y2)
{
using (Pen pen = new Pen(color))
{
graphics.DrawLine(pen, x1, y1, x2, y2);
}
}
/// <summary>
/// Checks if the rectangle width or height is equal to 0.
/// </summary>
/// <param name="rectangle">the rectangle to check</param>
/// <returns>true if the with or height of the rectangle is 0 else false</returns>
private static bool IsZeroWidthOrHeight(Rectangle rectangle)
{
if (rectangle.Width != 0)
{
return (rectangle.Height == 0);
}
return true;
}
#endregion
}
}
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