/// <summary>
/// Constructor
/// </summary>
/// <param name="oldState">Old view state</param>
/// <param name="newState">New view state</param>
/// <param name="newOrReformattedLines">New or reformatted lines</param>
/// <param name="translatedLines">Translated lines</param>
public HexViewLayoutChangedEventArgs(HexViewState oldState, HexViewState newState, IList <HexViewLine> newOrReformattedLines, IList <HexViewLine> translatedLines)
{
if (newOrReformattedLines == null)
{
throw new ArgumentNullException(nameof(newOrReformattedLines));
}
if (translatedLines == null)
{
throw new ArgumentNullException(nameof(translatedLines));
}
OldViewState = oldState ?? throw new ArgumentNullException(nameof(oldState));
NewViewState = newState ?? throw new ArgumentNullException(nameof(newState));
NewOrReformattedLines = new ReadOnlyCollection <HexViewLine>(newOrReformattedLines);
TranslatedLines = new ReadOnlyCollection <HexViewLine>(translatedLines);
}
/// <summary>
/// Constructor
/// </summary>
/// <param name="oldState">Old view state</param>
/// <param name="newState">New view state</param>
/// <param name="newOrReformattedLines">New or reformatted lines</param>
/// <param name="translatedLines">Translated lines</param>
public HexViewLayoutChangedEventArgs(HexViewState oldState, HexViewState newState, IList<HexViewLine> newOrReformattedLines, IList<HexViewLine> translatedLines) {
if (oldState == null)
throw new ArgumentNullException(nameof(oldState));
if (newState == null)
throw new ArgumentNullException(nameof(newState));
if (newOrReformattedLines == null)
throw new ArgumentNullException(nameof(newOrReformattedLines));
if (translatedLines == null)
throw new ArgumentNullException(nameof(translatedLines));
OldViewState = oldState;
NewViewState = newState;
NewOrReformattedLines = new ReadOnlyCollection<HexViewLine>(newOrReformattedLines);
TranslatedLines = new ReadOnlyCollection<HexViewLine>(translatedLines);
}
void RaiseLayoutChanged(double effectiveViewportWidth, double effectiveViewportHeight, HexViewLine[] newOrReformattedLines, HexViewLine[] translatedLines) {
if (IsClosed)
return;
Debug.Assert(!raisingLayoutChanged);
raisingLayoutChanged = true;
var newViewState = new HexViewState(this, effectiveViewportWidth, effectiveViewportHeight);
var layoutChangedEventArgs = new HexViewLayoutChangedEventArgs(oldViewState, newViewState, newOrReformattedLines, translatedLines);
LayoutChanged?.Invoke(this, layoutChangedEventArgs);
oldViewState = newViewState;
foreach (var p in visiblePhysicalLines) {
foreach (var l in p.Lines) {
l.SetChange(VSTF.TextViewLineChange.None);
l.SetDeltaY(0);
}
}
Debug.Assert(raisingLayoutChanged);
raisingLayoutChanged = false;
mouseHoverHelper.OnLayoutChanged();
if (ShouldQueueSpaceReservationStackRefresh(layoutChangedEventArgs))
QueueSpaceReservationStackRefresh();
}
#pragma warning restore 0169
public WpfHexViewImpl(HexBuffer buffer, VSTE.ITextViewRoleSet roles, VSTE.IEditorOptions parentOptions, HexEditorOptionsFactoryService hexEditorOptionsFactoryService, ICommandService commandService, FormattedHexSourceFactoryService formattedHexSourceFactoryService, HexViewClassifierAggregatorService hexViewClassifierAggregatorService, HexAndAdornmentSequencerFactoryService hexAndAdornmentSequencerFactoryService, HexBufferLineFormatterFactoryService bufferLineProviderFactoryService, HexClassificationFormatMapService classificationFormatMapService, HexEditorFormatMapService editorFormatMapService, HexAdornmentLayerDefinitionService adornmentLayerDefinitionService, HexLineTransformProviderService lineTransformProviderService, HexSpaceReservationStackProvider spaceReservationStackProvider, Lazy<WpfHexViewCreationListener, IDeferrableTextViewRoleMetadata>[] wpfHexViewCreationListeners, VSTC.IClassificationTypeRegistryService classificationTypeRegistryService, Lazy<HexCursorProviderFactory, ITextViewRoleMetadata>[] hexCursorProviderFactories) {
if (buffer == null)
throw new ArgumentNullException(nameof(buffer));
if (roles == null)
throw new ArgumentNullException(nameof(roles));
if (parentOptions == null)
throw new ArgumentNullException(nameof(parentOptions));
if (hexEditorOptionsFactoryService == null)
throw new ArgumentNullException(nameof(hexEditorOptionsFactoryService));
if (commandService == null)
throw new ArgumentNullException(nameof(commandService));
if (formattedHexSourceFactoryService == null)
throw new ArgumentNullException(nameof(formattedHexSourceFactoryService));
if (hexViewClassifierAggregatorService == null)
throw new ArgumentNullException(nameof(hexViewClassifierAggregatorService));
if (hexAndAdornmentSequencerFactoryService == null)
throw new ArgumentNullException(nameof(hexAndAdornmentSequencerFactoryService));
if (bufferLineProviderFactoryService == null)
throw new ArgumentNullException(nameof(bufferLineProviderFactoryService));
if (classificationFormatMapService == null)
throw new ArgumentNullException(nameof(classificationFormatMapService));
if (editorFormatMapService == null)
throw new ArgumentNullException(nameof(editorFormatMapService));
if (adornmentLayerDefinitionService == null)
throw new ArgumentNullException(nameof(adornmentLayerDefinitionService));
if (lineTransformProviderService == null)
throw new ArgumentNullException(nameof(lineTransformProviderService));
if (spaceReservationStackProvider == null)
throw new ArgumentNullException(nameof(spaceReservationStackProvider));
if (wpfHexViewCreationListeners == null)
throw new ArgumentNullException(nameof(wpfHexViewCreationListeners));
if (classificationTypeRegistryService == null)
throw new ArgumentNullException(nameof(classificationTypeRegistryService));
if (hexCursorProviderFactories == null)
throw new ArgumentNullException(nameof(hexCursorProviderFactories));
canvas = new HexViewCanvas(this);
Buffer = buffer;
thisHexLineTransformSource = new MyHexLineTransformSource(this);
this.bufferLineProviderFactoryService = bufferLineProviderFactoryService;
mouseHoverHelper = new MouseHoverHelper(this);
physicalLineCache = new PhysicalLineCache(32);
visiblePhysicalLines = new List<PhysicalLine>();
invalidatedRegions = new List<HexBufferSpan>();
this.formattedHexSourceFactoryService = formattedHexSourceFactoryService;
zoomLevel = VSTE.ZoomConstants.DefaultZoom;
DsImage.SetZoom(VisualElement, zoomLevel / 100);
this.adornmentLayerDefinitionService = adornmentLayerDefinitionService;
this.lineTransformProviderService = lineTransformProviderService;
this.wpfHexViewCreationListeners = wpfHexViewCreationListeners.Where(a => roles.ContainsAny(a.Metadata.TextViewRoles)).ToArray();
recreateLineTransformProvider = true;
normalAdornmentLayerCollection = new HexAdornmentLayerCollection(this, HexLayerKind.Normal);
overlayAdornmentLayerCollection = new HexAdornmentLayerCollection(this, HexLayerKind.Overlay);
underlayAdornmentLayerCollection = new HexAdornmentLayerCollection(this, HexLayerKind.Underlay);
canvas.IsVisibleChanged += WpfHexView_IsVisibleChanged;
Roles = roles;
Options = hexEditorOptionsFactoryService.GetOptions(this);
Options.Parent = parentOptions;
ViewScroller = new HexViewScrollerImpl(this);
hasKeyboardFocus = canvas.IsKeyboardFocusWithin;
oldViewState = new HexViewState(this);
aggregateClassifier = hexViewClassifierAggregatorService.GetClassifier(this);
hexAndAdornmentSequencer = hexAndAdornmentSequencerFactoryService.Create(this);
classificationFormatMap = classificationFormatMapService.GetClassificationFormatMap(this);
editorFormatMap = editorFormatMapService.GetEditorFormatMap(this);
spaceReservationStack = spaceReservationStackProvider.Create(this);
textLayer = new TextLayer(GetAdornmentLayer(PredefinedHexAdornmentLayers.Text));
HexSelection = new HexSelectionImpl(this, GetAdornmentLayer(PredefinedHexAdornmentLayers.Selection), editorFormatMap);
HexCaret = new HexCaretImpl(this, GetAdornmentLayer(PredefinedHexAdornmentLayers.Caret), classificationFormatMap, classificationTypeRegistryService);
canvas.Children.Add(underlayAdornmentLayerCollection);
canvas.Children.Add(normalAdornmentLayerCollection);
canvas.Children.Add(overlayAdornmentLayerCollection);
canvas.Focusable = true;
canvas.FocusVisualStyle = null;
InitializeOptions();
Options.OptionChanged += EditorOptions_OptionChanged;
Buffer.ChangedLowPriority += HexBuffer_ChangedLowPriority;
Buffer.BufferSpanInvalidated += Buffer_BufferSpanInvalidated;
aggregateClassifier.ClassificationChanged += AggregateClassifier_ClassificationChanged;
hexAndAdornmentSequencer.SequenceChanged += HexAndAdornmentSequencer_SequenceChanged;
classificationFormatMap.ClassificationFormatMappingChanged += ClassificationFormatMap_ClassificationFormatMappingChanged;
editorFormatMap.FormatMappingChanged += EditorFormatMap_FormatMappingChanged;
spaceReservationStack.GotAggregateFocus += SpaceReservationStack_GotAggregateFocus;
spaceReservationStack.LostAggregateFocus += SpaceReservationStack_LostAggregateFocus;
UpdateBackground();
CreateFormattedLineSource(ViewportWidth);
var dummy = BufferLines;
HexSelection.Initialize();
HexCaret.Initialize();
InitializeZoom();
UpdateRemoveExtraTextLineVerticalPixels();
if (Roles.Contains(PredefinedHexViewRoles.Interactive))
RegisteredCommandElement = commandService.Register(VisualElement, this);
else
RegisteredCommandElement = TE.NullRegisteredCommandElement.Instance;
hexCursorProviderInfoCollection = new HexCursorProviderInfoCollection(CreateCursorProviders(hexCursorProviderFactories), Cursors.IBeam);
hexCursorProviderInfoCollection.CursorChanged += HexCursorProviderInfoCollection_CursorChanged;
canvas.Cursor = hexCursorProviderInfoCollection.Cursor;
NotifyHexViewCreated();
}
