public static void PaintControl(DrawContext drawContext, IPresentationDataAccess presentationDataAccess,
SelectionInfo selection, bool controlIsFocused, Rectangle dirtyRect, out int maxRight)
{
var drawingVisitor = new DrawingVisitor();
drawingVisitor.ctx = drawContext;
drawingVisitor.SearchResultHighlightingHandler = presentationDataAccess.CreateSearchResultHighlightingHandler();
drawingVisitor.SelectionHighlightingHandler = presentationDataAccess.CreateSelectionHighlightingHandler();
drawingVisitor.HighlightingFiltersHandler = presentationDataAccess.CreateHighlightingFiltersHandler();
maxRight = 0;
var sel = selection;
bool needToDrawCursor = drawContext.CursorState == true && controlIsFocused && sel.First.Message != null;
var messagesToDraw = DrawingUtils.GetVisibleMessages(drawContext, presentationDataAccess, dirtyRect);
var displayLinesEnum = presentationDataAccess.GetViewLines(messagesToDraw.begin, messagesToDraw.end);
foreach (var il in displayLinesEnum)
{
drawingVisitor.DisplayIndex = il.LineIndex;
drawingVisitor.TextLineIdx = il.TextLineIndex;
drawingVisitor.IsBookmarked = il.IsBookmarked;
DrawingUtils.Metrics m = DrawingUtils.GetMetrics(il, drawContext);
drawingVisitor.m = m;
if (needToDrawCursor && sel.First.DisplayIndex == il.LineIndex)
{
drawingVisitor.CursorPosition = sel.First;
}
else
{
drawingVisitor.CursorPosition = null;
}
il.Message.Visit(drawingVisitor);
maxRight = Math.Max(maxRight, m.OffsetTextRect.Right);
}
DrawFocusedMessageMark(drawContext, presentationDataAccess, messagesToDraw);
drawingVisitor.SearchResultHighlightingHandler?.Dispose();
drawingVisitor.SelectionHighlightingHandler?.Dispose();
drawingVisitor.HighlightingFiltersHandler?.Dispose();
}
public static IEnumerable <ViewLine> GetVisibleMessagesIterator(DrawContext drawContext, IPresentationDataAccess presentationDataAccess, Rectangle viewRect)
{
var vl = DrawingUtils.GetVisibleMessages(drawContext, presentationDataAccess, viewRect);
return(presentationDataAccess.GetViewLines(vl.begin, vl.end));
}
