public void Reflow(DrawContext dc, BoundingContext bounds, bool incremental)
{
reflowCompleted = true;
// TODO: L: do something with item metrics?
ItemMetrics im;
startTag = new StartTag(this, elementNode);
startTag.Compose(dc, style, out im);
endTag = new EndTag(this, elementNode);
endTag.Compose(dc, style, out im);
ParentTable.InitRow(dc, startTag, endTag, bounds);
cells.Clear();
foreach (XmlNode n in elementNode.ChildNodes)
{
XmlElement e = n as XmlElement;
if (e == null)
{
continue;
}
Table.CellInfo ci = ParentTable[e];
TableCell c = ci.Cell;
cells.Add(c);
BoundingContext newBounds = new BoundingContext(bounds, ci.Column.Width);
c.Parent = this;
c.Reflow(dc, newBounds, false);
ParentTable.Update(c);
}
RecalcBounds();
}
private void InitColumnWidths(DrawContext dc, BoundingContext bounds)
{
// BoundingContext bounds=GetBoundsForSelf(dc, false);
bounds = bounds.Narrow(lMargin, rMargin + 10);
availableWidth = bounds.Width;
double pw = 1.0 / columns.Count;
foreach (ColumnInfo c in columns)
{
c.Specified = false;
c.ProportionalWidth = 0;
c.Specified = false;
c.CalculatedWidth = (int)Math.Round(bounds.Width * pw);
c.MinimumWidth = 0;
c.DesiredWidth = 0;
}
if (columnsInitialised)
{
foreach (CellInfo ci in grid.Values)
{
if (ci.State == CellReflowState.Completed)
{
ci.State = CellReflowState.Reset;
}
}
}
columnsInitialised = true;
}
public override void Reflow(DrawContext dc, BoundingContext bounds, bool incremental)
{
ReflowStart(dc);
if (incremental)
{
bounds = bounds.Narrow(style.Left, style.Right);
}
MarkupItem tag = new StartTag(CurrentLine, ElementNode);
ReflowMarkup(tag, dc, style, bounds);
ImageStyle s = style as ImageStyle;
if (s == null)
{
throw new InvalidOperationException("Expected style for image to be Custom");
}
string imgPath = ElementNode.GetAttribute(s.SourceAttribute);
if (imgPath == null)
{
throw new InvalidOperationException("SourceAttribute for image is missing");
}
// think about relative to doc
Bitmap bm;
Uri docUri = new Uri(elementNode.BaseURI);
Uri uri = new Uri(docUri, imgPath);
if (uri.IsFile && File.Exists(uri.AbsolutePath))
{
bm = new Bitmap(uri.AbsolutePath);
}
else
{
bm = ErrorBitmap;
}
ImageLineItem ili = new ImageLineItem(CurrentLine, ElementNode, bm);
ReflowMarkup(ili, dc, style, bounds);
tag = new EndTag(CurrentLine, ElementNode);
ReflowMarkup(tag, dc, style, bounds);
ReflowEnd(dc);
}
public override BoundingContext GetBoundsForChild(DrawContext dc, IContainedItem child)
{
BoundingContext bounds = parent.GetBoundsForChild(dc, this);
TableCell cell = child as TableCell;
if (cell == null)
{
return(bounds);
}
Table.ColumnInfo col = ParentTable[cell.ElementNode].Column;
return(new BoundingContext(bounds, col.Width));
}
private void ReflowInvalidCells(DrawContext dc)
{
foreach (CellInfo ci in grid.Values)
{
// TODO: L: cell might not be reflowed (suspect to do with partial reflow)
// Debug.Assert(ci.State != CellReflowState.None, "Cell was not reflowed!");
if (ci.State == CellReflowState.Reset)
{
BoundingContext bounds = new BoundingContext(GetBoundsForSelf(dc, false), ci.Column.Width);
ci.Cell.Reflow(dc, bounds, false);
// TODO: M: this causes unnecessary processing of size changes
// up the stack
BlockHelper.ProcessSizeChange((IBlock)ci.Cell.Parent);
}
}
}
// TODO: M: this is same as method GetBounds(sig) in BlockImpl
private BoundingContext GetBoundsForSelf(DrawContext dc, bool adjust)
{
BoundingContext ret;
if (parent == null)
{
ret = new BoundingContext(dc.BoundingRectangle);
}
else
{
ret = parent.GetBoundsForChild(dc, this);
}
if (adjust)
{
ret = ret.Narrow(style.Left, style.Right);
}
return(ret);
}
public void InitRow(DrawContext dc, Tag startTag, Tag endTag, BoundingContext bounds)
{
bool invalidate = false;
if (lMargin < startTag.Width)
{
lMargin = startTag.Width;
invalidate = true;
}
if (rMargin < startTag.Width)
{
rMargin = startTag.Width;
invalidate = true;
}
if (invalidate || !columnsInitialised)
{
InitColumnWidths(dc, bounds);
}
}
public Size Reflow(DrawContext dc, XmlElement e)
{
PerfLog.Mark();
Style s = Stylesheet.GetStyle(dc.Graphics, e, dc.DocumentType.GetElementType(e));
rootBlock = s.CreateReflowObject(null, e) as IBlock;
if (rootBlock == null)
{
// TODO: M: exception handling
throw new ArgumentException("Invalid stylesheet / document. Root element must be a block.");
}
BoundingContext bounds = new BoundingContext(dc.BoundingRectangle);
Console.WriteLine("Root block reflow {0}", bounds);
rootBlock.Reflow(dc, bounds, false);
PerfLog.Write("Reflow complete for '{0}'", e.Name);
return(new Size(rootBlock.Width, rootBlock.Height));
}
public override void Reflow(DrawContext dc, BoundingContext bounds, bool incremental)
{
ReflowStart(dc);
if ( incremental )
bounds=bounds.Narrow(style.Left, style.Right);
MarkupItem tag=new StartTag(CurrentLine, ElementNode);
ReflowMarkup(tag, dc, style, bounds);
ImageStyle s=style as ImageStyle;
if ( s == null )
throw new InvalidOperationException("Expected style for image to be Custom");
string imgPath=ElementNode.GetAttribute(s.SourceAttribute);
if ( imgPath == null )
throw new InvalidOperationException("SourceAttribute for image is missing");
// think about relative to doc
Bitmap bm;
Uri docUri=new Uri(elementNode.BaseURI);
Uri uri=new Uri(docUri, imgPath);
if ( uri.IsFile && File.Exists(uri.AbsolutePath) )
bm=new Bitmap(uri.AbsolutePath);
else
bm=ErrorBitmap;
ImageLineItem ili=new ImageLineItem(CurrentLine, ElementNode, bm);
ReflowMarkup(ili, dc, style, bounds);
tag=new EndTag(CurrentLine, ElementNode);
ReflowMarkup(tag, dc, style, bounds);
ReflowEnd(dc);
}
public Size Reflow(DrawContext dc, XmlElement e)
{
PerfLog.Mark();
Style s=Stylesheet.GetStyle(dc.Graphics, e, dc.DocumentType.GetElementType(e));
rootBlock=s.CreateReflowObject(null, e) as IBlock;
if ( rootBlock == null )
// TODO: M: exception handling
throw new ArgumentException("Invalid stylesheet / document. Root element must be a block.");
BoundingContext bounds=new BoundingContext(dc.BoundingRectangle);
Console.WriteLine("Root block reflow {0}", bounds);
rootBlock.Reflow(dc, bounds, false);
PerfLog.Write("Reflow complete for '{0}'", e.Name);
return new Size(rootBlock.Width, rootBlock.Height);
}
