void HexView_LayoutChanged(object sender, HexViewLayoutChangedEventArgs e)
{
if (e.OldViewState.ViewportHeight != e.NewViewState.ViewportHeight)
{
UpdateCachedState();
}
}
void HexView_LayoutChanged(object sender, HexViewLayoutChangedEventArgs e)
{
theScrollBar.LargeChange = wpfHexViewHost.HexView.ViewportWidth;
theScrollBar.ViewportSize = wpfHexViewHost.HexView.ViewportWidth;
UpdateMaximum();
theScrollBar.Value = wpfHexViewHost.HexView.ViewportLeft;
}
void WpfHexView_LayoutChanged(object sender, HexViewLayoutChangedEventArgs e)
{
if (Width != wpfHexView.VisualElement.ActualWidth || Height != wpfHexView.VisualElement.ActualHeight)
{
Width = wpfHexView.VisualElement.ActualWidth;
Height = wpfHexView.VisualElement.ActualHeight;
if (layerKind == HexLayerKind.Normal)
{
// Needed when HW acceleration isn't enabled (virtual machine or remote desktop).
// https://msdn.microsoft.com/en-us/library/system.windows.media.visual.visualscrollableareaclip(v=vs.110).aspx
// It's ignored if HW acceleration is enabled.
// This will reduce the number of bytes sent over the network and should speed up the display
// if it's a slow connection.
VisualScrollableAreaClip = new Rect(0, 0, Width, Height);
}
}
if (layerKind == HexLayerKind.Normal)
{
foreach (var layer in adornmentLayers)
{
layer.OnLayoutChanged(e);
}
}
}
void HexView_LayoutChanged(object sender, HexViewLayoutChangedEventArgs e)
{
if (e.NewOrReformattedLines.Count > 0 || e.TranslatedLines.Count > 0 || e.VerticalTranslation)
{
SetNewSelection();
}
}
void HexView_LayoutChanged(object sender, HexViewLayoutChangedEventArgs e)
{
if (e.OldViewState.ViewportTop != e.NewViewState.ViewportTop)
{
Canvas.SetTop(iconCanvas, -wpfHexViewHost.HexView.ViewportTop);
}
OnNewLayout(e.NewOrReformattedLines, e.TranslatedLines);
}
void WpfHexView_LayoutChanged(object sender, HexViewLayoutChangedEventArgs e)
{
if (e.OldViewState.ViewportWidth != e.NewViewState.ViewportWidth)
{
UpdateImagePosition();
}
else if (e.OldViewState.ViewportHeight != e.NewViewState.ViewportHeight)
{
UpdateImagePosition();
}
}
void UpdateRectanglesPositions(HexViewLayoutChangedEventArgs e)
{
var d = e.NewViewState.ViewportTop - e.OldViewState.ViewportTop;
if (Math.Abs(d) <= 0.001)
{
return;
}
foreach (var rectElem in rectangleElements)
{
Canvas.SetTop(rectElem, Canvas.GetTop(rectElem) + d);
}
}
void UpdateLineElementPositions(HexViewLayoutChangedEventArgs e)
{
var d = e.NewViewState.ViewportTop - e.OldViewState.ViewportTop;
if (Math.Abs(d) <= 0.001)
{
return;
}
foreach (var lineElement in lineElements)
{
Canvas.SetTop(lineElement, Canvas.GetTop(lineElement) + d);
}
}
void HexView_LayoutChanged(object sender, HexViewLayoutChangedEventArgs e)
{
hexCaretLayer.OnLayoutChanged(e);
if (savePreferredCoordinates)
{
savePreferredCoordinates = false;
SavePreferredXCoordinate();
SavePreferredYCoordinate();
}
if (imeState.CompositionStarted)
{
MoveImeCompositionWindow();
}
}
internal void OnLayoutChanged(HexViewLayoutChangedEventArgs e)
{
for (int i = adornmentLayerElements.Count - 1; i >= 0; i--)
{
var elem = adornmentLayerElements[i];
// All adornments that exist in spans that have been removed or in reformatted lines are always removed.
if (elem.VisualSpan is not null &&
(!HexView.HexViewLines.IntersectsBufferSpan(elem.VisualSpan.Value) || GetLine(e.NewOrReformattedLines, GetOverlapsWithSpan(elem.VisualSpan.Value)) is not null))
{
adornmentLayerElements.RemoveAt(i);
canvas.Children.RemoveAt(i);
elem.RemovedCallback?.Invoke(elem.Tag, elem.Adornment);
continue;
}
switch (elem.Behavior)
{
case VSTE.AdornmentPositioningBehavior.OwnerControlled:
break;
case VSTE.AdornmentPositioningBehavior.ViewportRelative:
Canvas.SetTop(elem.Adornment, ToDefault(Canvas.GetTop(elem.Adornment), 0) + e.NewViewState.ViewportTop - e.OldViewState.ViewportTop);
Canvas.SetLeft(elem.Adornment, ToDefault(Canvas.GetLeft(elem.Adornment), 0) + e.NewViewState.ViewportLeft - e.OldViewState.ViewportLeft);
break;
case VSTE.AdornmentPositioningBehavior.TextRelative:
Debug2.Assert(elem.VisualSpan is not null);
var translatedLine = GetLine(e.TranslatedLines, GetOverlapsWithSpan(elem.VisualSpan.Value));
if (translatedLine is not null)
{
// Only y is updated, x is owner controlled
Canvas.SetTop(elem.Adornment, ToDefault(Canvas.GetTop(elem.Adornment), 0) + translatedLine.DeltaY);
}
break;
default:
throw new InvalidOperationException();
}
}
}
void WpfHexView_LayoutChanged(object sender, HexViewLayoutChangedEventArgs e)
{
bool recreate = false;
if (latestBufferLines != wpfHexView.BufferLines)
{
recreate = true;
}
else if (e.OldViewState.ViewportHeight != e.NewViewState.ViewportHeight)
{
recreate = true;
}
if (recreate)
{
RecreateColumnLines();
}
else
{
UpdateLineElementPositions(e);
}
}
void WpfHexView_LayoutChanged(object sender, HexViewLayoutChangedEventArgs e) => UpdateLines(e.NewOrReformattedLines);
void HexView_LayoutChanged(object?sender, HexViewLayoutChangedEventArgs e)
{
theScrollBar.LargeChange = scrollMap.ThumbSize;
theScrollBar.ViewportSize = scrollMap.ThumbSize;
theScrollBar.Value = scrollMap.GetCoordinateAtBufferPosition(FirstVisibleLinePoint);
}
void WpfHexView_LayoutChanged(object sender, HexViewLayoutChangedEventArgs e) => PositionLineElement();
internal void OnLayoutChanged(HexViewLayoutChangedEventArgs e) => UpdateCaretProperties();
void WpfHexView_LayoutChanged(object sender, HexViewLayoutChangedEventArgs e)
{
if (adornmentTagInfos.Count > 0)
{
currentLineIdentityTags.Clear();
foreach (var line in wpfHexView.HexViewLines)
{
currentLineIdentityTags.Add(line.IdentityTag);
}
foreach (var line in e.NewOrReformattedLines)
{
currentLineIdentityTags.Remove(line.IdentityTag);
}
for (int i = adornmentTagInfos.Count - 1; i >= 0; i--)
{
var adornmentInfo = adornmentTagInfos[i];
if (!currentLineIdentityTags.Contains(adornmentInfo.LineIdentityTag))
{
layer.RemoveAdornmentsByTag(adornmentInfo);
}
}
currentLineIdentityTags.Clear();
foreach (var line in e.TranslatedLines)
{
var tags = line.GetAdornmentTags(providerTag);
if (tags.Count == 0)
{
continue;
}
foreach (var identityTag in tags)
{
var adornmentInfo = identityTag as AdornmentTagInfo;
Debug.Assert(adornmentInfo != null);
if (adornmentInfo == null)
{
continue;
}
var bounds = line.GetAdornmentBounds(identityTag);
Debug.Assert(bounds != null);
if (bounds == null)
{
continue;
}
adornmentInfo.Initialize();
UpdateAdornmentUIState(line, adornmentInfo, bounds.Value);
}
}
}
foreach (var line in e.NewOrReformattedLines)
{
var tags = line.GetAdornmentTags(providerTag);
if (tags.Count == 0)
{
continue;
}
foreach (var identityTag in tags)
{
var adornmentInfo = identityTag as AdornmentTagInfo;
Debug.Assert(adornmentInfo != null);
if (adornmentInfo == null)
{
continue;
}
var bounds = line.GetAdornmentBounds(identityTag);
if (bounds == null)
{
continue;
}
if (layer == null)
{
layer = wpfHexView.GetAdornmentLayer(PredefinedHexAdornmentLayers.IntraTextAdornment);
// Can't do this in the ctor since Selection hasn't been initialized yet
wpfHexView.Selection.SelectionChanged += Selection_SelectionChanged;
}
adornmentInfo.Initialize();
UpdateAdornmentUIState(line, adornmentInfo, bounds.Value);
bool added = AddAdornment(adornmentInfo, line);
if (!added)
{
continue;
}
adornmentInfo.LineIdentityTag = line.IdentityTag;
UpdateIsSelected(adornmentInfo, line);
}
}
}
void HexView_LayoutChanged(object sender, HexViewLayoutChangedEventArgs e) => session.Dismiss();
