protected override VisualGroup CreateVisual(IRenderContext context, IStripe stripe)
{
IRectangle layout = stripe.Layout.ToRectD();
InsetsD stripeInsets;
var group = new VisualGroup();
int index;
if (stripe is IColumn)
{
var col = (IColumn)stripe;
stripeInsets = new InsetsD(0, col.GetActualInsets().Top, 0, col.GetActualInsets().Bottom);
index = col.ParentColumn.ChildColumns.ToList().FindIndex(curr => col == curr);
}
else
{
var row = (IRow)stripe;
stripeInsets = new InsetsD(row.GetActualInsets().Left, 0, row.GetActualInsets().Right, 0);
index = row.ParentRow.ChildRows.ToList().FindIndex((curr) => row == curr);
}
StripeDescriptor descriptor = index % 2 == 0 ? EvenStripeDescriptor : OddStripeDescriptor;
group.Add(new RectangleVisual(layout.X, layout.Y, layout.Width, layout.Height)
{
Brush = descriptor.BackgroundBrush, Pen = new Pen(descriptor.BorderBrush, descriptor.BorderThickness)
});
//Draw the insets
if (stripeInsets.Left > 0)
{
group.Add(new RectangleVisual(layout.X, layout.Y, stripeInsets.Left, layout.Height)
{
Brush = descriptor.InsetBrush
});
}
if (stripeInsets.Top > 0)
{
group.Add(new RectangleVisual(layout.X, layout.Y, layout.Width, stripeInsets.Top)
{
Brush = descriptor.InsetBrush
});
}
if (stripeInsets.Right > 0)
{
group.Add(new RectangleVisual(layout.GetMaxX() - stripeInsets.Right, layout.Y, stripeInsets.Right, layout.Height)
{
Brush = descriptor.InsetBrush
});
}
if (stripeInsets.Bottom > 0)
{
group.Add(new RectangleVisual(layout.X, layout.GetMaxY() - stripeInsets.Bottom, layout.Width, stripeInsets.Bottom)
{
Brush = descriptor.InsetBrush
});
}
return(group);
}
protected override VisualGroup UpdateVisual(IRenderContext context, VisualGroup group, IStripe stripe)
{
IRectangle layout = stripe.Layout.ToRectD();
InsetsD stripeInsets;
int index;
if (stripe is IColumn)
{
var col = (IColumn)stripe;
stripeInsets = new InsetsD(0, col.GetActualInsets().Top, 0, col.GetActualInsets().Bottom);
index = col.ParentColumn.ChildColumns.ToList().FindIndex((curr) => col == curr);
}
else
{
var row = (IRow)stripe;
stripeInsets = new InsetsD(row.GetActualInsets().Left, 0, row.GetActualInsets().Right, 0);
index = row.ParentRow.ChildRows.ToList().FindIndex((curr) => row == curr);
}
StripeDescriptor descriptor = index % 2 == 0 ? EvenStripeDescriptor : OddStripeDescriptor;
var rect = (RectangleVisual)group.Children[0];
rect.Rectangle = layout;
rect.Brush = descriptor.BackgroundBrush;
if (rect.Pen.Brush != descriptor.BorderBrush)
{
rect.Pen = new Pen(descriptor.BorderBrush, descriptor.BorderThickness);
}
int count = 1;
//Draw the insets
if (stripeInsets.Left > 0)
{
if (count >= group.Children.Count)
{
group.Add(new RectangleVisual(layout.X, layout.Y, stripeInsets.Left, layout.Height)
{
Brush = descriptor.InsetBrush
});
}
else
{
rect = (RectangleVisual)group.Children[count];
rect.Rectangle = new RectD(layout.X, layout.Y, stripeInsets.Left, layout.Height);
}
count++;
}
if (stripeInsets.Top > 0)
{
if (count >= group.Children.Count)
{
group.Add(new RectangleVisual(layout.X, layout.Y, layout.Width, stripeInsets.Top)
{
Brush = descriptor.InsetBrush
});
}
else
{
rect = (RectangleVisual)group.Children[count];
rect.Rectangle = new RectD(layout.X, layout.Y, layout.Width, stripeInsets.Top);
}
count++;
}
if (stripeInsets.Right > 0)
{
if (count >= group.Children.Count)
{
group.Add(new RectangleVisual(layout.GetMaxX() - stripeInsets.Right, layout.Y, stripeInsets.Right, layout.Height)
{
Brush = descriptor.InsetBrush
});
}
else
{
rect = (RectangleVisual)group.Children[count];
rect.Rectangle = new RectD(layout.GetMaxX() - stripeInsets.Right, layout.Y, stripeInsets.Right, layout.Height);
}
count++;
}
if (stripeInsets.Bottom > 0)
{
if (count >= group.Children.Count)
{
group.Add(new RectangleVisual(layout.X, layout.GetMaxY() - stripeInsets.Bottom, layout.Width, stripeInsets.Bottom)
{
Brush = descriptor.InsetBrush
});
}
else
{
rect = (RectangleVisual)group.Children[count];
rect.Rectangle = new RectD(layout.X, layout.GetMaxY() - stripeInsets.Bottom, layout.Width, stripeInsets.Bottom);
}
count++;
}
while (group.Children.Count > count)
{
group.Children.RemoveAt(group.Children.Count - 1);
}
return(group);
}
public void Paint(IRenderContext context, Graphics graphics)
{
var node = Stripe;
var stripe = node.Lookup <IStripe>();
IRectangle layout = node.Layout.ToRectD();
if (stripe != null)
{
InsetsD stripeInsets;
if (stripe is IColumn)
{
var col = (IColumn)stripe;
stripeInsets = new InsetsD(0, col.GetActualInsets().Top, 0, col.GetActualInsets().Bottom);
}
else
{
var row = (IRow)stripe;
stripeInsets = new InsetsD(row.GetActualInsets().Left, 0, row.GetActualInsets().Right, 0);
}
StripeDescriptor descriptor;
if (stripe.GetChildStripes().Any())
{
//Parent stripe - use the parent descriptor
descriptor = ParentDescriptor;
}
else
{
int index;
if (stripe is IColumn)
{
var col = (IColumn)stripe;
//Get all leaf columns
var leafs = col.Table.RootColumn.GetLeaves().ToList();
//Determine the index
index = leafs.FindIndex((curr) => col == curr);
//Use the correct descriptor
descriptor = index % 2 == 0 ? EvenLeafDescriptor : OddLeafDescriptor;
}
else
{
var row = (IRow)stripe;
var leafs = row.Table.RootRow.GetLeaves().ToList();
index = leafs.FindIndex((curr) => row == curr);
descriptor = index % 2 == 0 ? EvenLeafDescriptor : OddLeafDescriptor;
}
}
graphics.FillRectangle(descriptor.BackgroundBrush,
new RectangleF((float)layout.X, (float)node.Layout.Y, (float)layout.Width, (float)layout.Height));
//Draw the insets
if (stripeInsets.Left > 0)
{
graphics.FillRectangle(descriptor.InsetBrush,
new RectangleF((float)layout.X, (float)node.Layout.Y, (float)stripeInsets.Left, (float)layout.Height));
}
if (stripeInsets.Top > 0)
{
graphics.FillRectangle(descriptor.InsetBrush,
new RectangleF((float)layout.X, (float)layout.Y, (float)layout.Width, (float)stripeInsets.Top));
}
if (stripeInsets.Right > 0)
{
graphics.FillRectangle(descriptor.InsetBrush,
new RectangleF((float)(layout.GetMaxX() - stripeInsets.Right), (float)layout.Y,
(float)stripeInsets.Right, (float)layout.Height));
}
if (stripeInsets.Bottom > 0)
{
graphics.FillRectangle(descriptor.InsetBrush,
new RectangleF((float)layout.X, (float)(layout.GetMaxY() - stripeInsets.Bottom), (float)layout.Width,
(float)stripeInsets.Bottom));
}
graphics.DrawRectangle(new Pen(descriptor.BorderBrush, descriptor.BorderThickness),
new Rectangle((int)layout.X, (int)layout.Y, (int)layout.Width, (int)layout.Height));
}
}
