public Context( Graphics g, RibbonControl ribbonControl, Renderer renderer, History history, Updates updates
, Dictionary<Section, Rectangle> mapSectionToRectangle, Dictionary<Item, Rectangle> mapItemToRectangle)
{
_graphics = g;
_renderer = renderer;
_history = history;
_updates = updates;
_ribbonControl = ribbonControl;
_mapSectionToRectangle = mapSectionToRectangle;
_mapItemToRectangle = mapItemToRectangle;
}
protected virtual void PaintBackground( Context context, Rectangle clip, Rectangle logicalBounds, Renderer.BackgroundStyle backgroundStyle )
{
context.Renderer.PaintItemBackground( context, clip, logicalBounds, this, backgroundStyle );
}
protected override void PaintBackground( Context context, Rectangle clip, Rectangle logicalBounds, Renderer.BackgroundStyle backgroundStyle )
{
ButtonSizeKind buttonSizeKind = IdentifyButton( logicalBounds.Size );
if( buttonSizeKind != ButtonSizeKind.Single )
{
Rectangle majorBounds = GetMajorBounds( logicalBounds );
Rectangle minorBounds = GetMinorBounds( logicalBounds );
context.Renderer.PaintItemBackground( context, clip, minorBounds, this, backgroundStyle );
Renderer.BackgroundStyle majorBackgroundStyle = backgroundStyle;
if( minorBounds.Contains( context.RibbonControl.PointToClient( Control.MousePosition ) ) )
{
if( majorBackgroundStyle == Renderer.BackgroundStyle.Pressed )
{
majorBackgroundStyle = Renderer.BackgroundStyle.Normal;
}
}
context.Renderer.PaintItemBackground( context, clip, majorBounds, this, majorBackgroundStyle );
if( backgroundStyle != Renderer.BackgroundStyle.Disabled )
{
Rectangle arrowRect;
Drawing.ColorTable colorTable = context.RibbonControl.ColorTable;
switch( buttonSizeKind )
{
case ButtonSizeKind.Single:
case ButtonSizeKind.Wide:
arrowRect = new Rectangle( logicalBounds.Right - TriangleSize - 1, logicalBounds.Y + (logicalBounds.Height - TriangleSize) / 2 + 3, TriangleSize, TriangleSize / 2 );
break;
case ButtonSizeKind.Big:
arrowRect = new Rectangle( logicalBounds.Right - TriangleSize - 1, logicalBounds.Top + logicalBounds.Height / 2, TriangleSize, TriangleSize / 2 );
break;
default:
throw new InvalidOperationException();
}
using( Brush brush = new SolidBrush( colorTable.TextColor ) )
{
context.Graphics.FillPolygon( brush, new Point[]
{
new Point( arrowRect.Right, arrowRect.Top ),
new Point( arrowRect.Left, arrowRect.Top ),
new Point( arrowRect.Left + arrowRect.Width / 2, arrowRect.Bottom )
} );
}
}
}
else
{
base.PaintBackground( context, clip, logicalBounds, backgroundStyle );
}
}
