/// <summary>
/// Reorganises the positions of all the text boxes in the beam.
/// </summary>
private static void ReorganiseBeam(PowerPointSlide refSlide, List<AgendaSection> newSections, Shape highlightedTextBox,
Shape background, BeamFormats beamFormats, List<Shape> oldTextBoxes, Shape beamShape)
{
var newTextBoxes = CreateBeamAgendaTextBoxes(refSlide, newSections);
SetupBeamTextBoxPositions(newTextBoxes, highlightedTextBox, background);
for (int i = 0; i < newTextBoxes.Count; ++i)
{
var referenceTextFormat = beamFormats.Regular;
if (i < oldTextBoxes.Count) referenceTextFormat = oldTextBoxes[i].TextFrame2.TextRange;
Graphics.SyncTextRange(referenceTextFormat, newTextBoxes[i].TextFrame2.TextRange, pickupTextContent: false);
}
oldTextBoxes.ForEach(shape => shape.Delete());
var beamShapeShapes = beamShape.Ungroup().Cast<Shape>().ToList();
beamShapeShapes.AddRange(newTextBoxes);
beamShape = refSlide.GroupShapes(beamShapeShapes);
AgendaShape.SetShapeName(beamShape, ShapePurpose.BeamShapeMainGroup, AgendaSection.None);
}
/// <summary>
/// Does not reogranise the positions of the text boxes in the beam. Instead, it only deletes text boxes
/// that no longer correspond to a section, and creates new text boxes for the new sections.
/// </summary>
private static void UpdateBeamItems(PowerPointSlide refSlide, List<AgendaSection> newSections, Shape highlightedTextBox,
Shape background, BeamFormats beamFormats, List<Shape> oldTextBoxes, Shape beamShape)
{
List<Shape> markedForDeletion;
var textboxAssignment = GetBeamTextboxAssignment(oldTextBoxes, out markedForDeletion);
var reassignedTextboxIndexes = new HashSet<int>();
var newTextboxes = new List<Shape>();
foreach (var section in newSections)
{
int index = section.Index;
if (textboxAssignment.ContainsKey(index))
{
// Reuse old textbox
var textbox = textboxAssignment[index];
Graphics.SetText(textbox, section.Name);
AgendaShape.SetShapeName(textbox, ShapePurpose.BeamShapeText, section);
reassignedTextboxIndexes.Add(index);
}
else
{
// Create new textbox
var textbox = PrepareBeamAgendaBeamItem(refSlide, section);
var referenceTextFormat = beamFormats.Regular;
Graphics.SyncTextRange(referenceTextFormat, textbox.TextFrame2.TextRange, pickupTextContent: false);
newTextboxes.Add(textbox);
}
}
markedForDeletion.AddRange(from entry in textboxAssignment where !reassignedTextboxIndexes.Contains(entry.Key) select entry.Value);
markedForDeletion.ForEach(shape => shape.Delete());
var beamShapeShapes = beamShape.Ungroup().Cast<Shape>().ToList();
beamShapeShapes.AddRange(newTextboxes);
beamShape = refSlide.GroupShapes(beamShapeShapes);
AgendaShape.SetShapeName(beamShape, ShapePurpose.BeamShapeMainGroup, AgendaSection.None);
}
private static void CreateBeamAgendaShapes(PowerPointSlide refSlide, Direction beamDirection = Direction.Top)
{
var sections = GetAllButFirstSection();
var background = PrepareBeamAgendaBackground(refSlide);
var textBoxes = CreateBeamAgendaTextBoxes(refSlide, sections);
var highlightedTextBox = CreateHighlightedTextBox(refSlide);
SetupBeamTextBoxPositions(textBoxes, highlightedTextBox, background);
MatchColour(highlightedTextBox, background);
var beamShapeItems = new List<Shape>();
beamShapeItems.Add(background);
beamShapeItems.Add(highlightedTextBox);
beamShapeItems.AddRange(textBoxes);
var group = refSlide.GroupShapes(beamShapeItems);
AgendaShape.SetShapeName(group, ShapePurpose.BeamShapeMainGroup, AgendaSection.None);
}
