private void Init()
{
DeleteAllChildren();
phase = LifetimePhase.Generating;
TextLayer.InitVisualLine(this);
}
internal void Dispose()
{
if (_phase == LifetimePhase.Disposed)
{
return;
}
Debug.Assert(_phase == LifetimePhase.Live);
_phase = LifetimePhase.Disposed;
}
internal void RunTransformers(VisualLine line, IVisualLineTransformer[] transformers)
{
Debug.Assert(phase == LifetimePhase.Transforming);
foreach (IVisualLineTransformer transformer in transformers)
{
transformer.Transform(line, elements);
}
phase = LifetimePhase.Live;
}
internal void RunTransformers(ITextRunConstructionContext context, IVisualLineTransformer[] transformers)
{
Debug.Assert(_phase == LifetimePhase.Transforming);
foreach (var transformer in transformers)
{
transformer.Transform(context, _elements);
}
_phase = LifetimePhase.Live;
}
internal void Dispose()
{
if (phase == LifetimePhase.Disposed)
{
return;
}
Debug.Assert(phase == LifetimePhase.Live);
phase = LifetimePhase.Disposed;
foreach (TextLine textLine in TextLines)
{
textLine.Dispose();
}
}
internal void ConstructVisualElements(VisualLineElementGenerator[] generators)
{
Debug.Assert(phase == LifetimePhase.Generating);
foreach (VisualLineElementGenerator g in generators)
{
g.StartGeneration(this);
}
elements.Clear();
PerformVisualElementConstruction(generators);
foreach (VisualLineElementGenerator g in generators)
{
g.FinishGeneration();
}
phase = LifetimePhase.Transforming;
}
internal void RunTransformers(ITextRunConstructionContext context, IVisualLineTransformer[] transformers)
{
Debug.Assert(phase == LifetimePhase.Transforming);
foreach (IVisualLineTransformer transformer in transformers)
{
transformer.Transform(context, elements);
}
// For some strange reason, WPF requires that either all or none of the typography properties are set.
if (elements.Any(e => e.TextRunProperties.TypographyProperties != null))
{
// Fix typographic properties
foreach (VisualLineElement element in elements)
{
if (element.TextRunProperties.TypographyProperties == null)
{
element.TextRunProperties.SetTypographyProperties(new DefaultTextRunTypographyProperties());
}
}
}
phase = LifetimePhase.Live;
}
internal void ConstructVisualElements(ITextRunConstructionContext context, VisualLineElementGenerator[] generators)
{
Debug.Assert(phase == LifetimePhase.Generating);
foreach (VisualLineElementGenerator g in generators)
{
g.StartGeneration(context);
}
elements = new List <VisualLineElement>();
PerformVisualElementConstruction(generators);
foreach (VisualLineElementGenerator g in generators)
{
g.FinishGeneration();
}
var globalTextRunProperties = context.GlobalTextRunProperties;
foreach (var element in elements)
{
element.SetTextRunProperties(new VisualLineElementTextRunProperties(globalTextRunProperties));
}
this.Elements = elements.AsReadOnly();
CalculateOffsets();
phase = LifetimePhase.Transforming;
}
internal void ConstructVisualElements(ITextRunConstructionContext context, VisualLineElementGenerator[] generators)
{
Debug.Assert(_phase == LifetimePhase.Generating);
foreach (var g in generators)
{
g.StartGeneration(context);
}
_elements = new List <VisualLineElement>();
PerformVisualElementConstruction(generators);
foreach (var g in generators)
{
g.FinishGeneration();
}
var globalTextRunProperties = context.GlobalTextRunProperties;
foreach (var element in _elements)
{
element.SetTextRunProperties(globalTextRunProperties.Clone());
}
Elements = new ReadOnlyCollection <VisualLineElement>(_elements);
CalculateOffsets();
_phase = LifetimePhase.Transforming;
}
internal void RunTransformers(ITextRunConstructionContext context, IVisualLineTransformer[] transformers)
{
Debug.Assert(phase == LifetimePhase.Transforming);
foreach (IVisualLineTransformer transformer in transformers) {
transformer.Transform(context, elements);
}
// For some strange reason, WPF requires that either all or none of the typography properties are set.
if (elements.Any(e => e.TextRunProperties.TypographyProperties != null)) {
// Fix typographic properties
foreach (VisualLineElement element in elements) {
if (element.TextRunProperties.TypographyProperties == null) {
element.TextRunProperties.SetTypographyProperties(new DefaultTextRunTypographyProperties());
}
}
}
phase = LifetimePhase.Live;
}
internal void Dispose()
{
if (phase == LifetimePhase.Disposed)
return;
Debug.Assert(phase == LifetimePhase.Live);
phase = LifetimePhase.Disposed;
foreach (TextLine textLine in TextLines) {
textLine.Dispose();
}
}
internal void ConstructVisualElements(ITextRunConstructionContext context, VisualLineElementGenerator[] generators)
{
Debug.Assert(phase == LifetimePhase.Generating);
foreach (VisualLineElementGenerator g in generators) {
g.StartGeneration(context);
}
elements = new List<VisualLineElement>();
PerformVisualElementConstruction(generators);
foreach (VisualLineElementGenerator g in generators) {
g.FinishGeneration();
}
var globalTextRunProperties = context.GlobalTextRunProperties;
foreach (var element in elements) {
element.SetTextRunProperties(new VisualLineElementTextRunProperties(globalTextRunProperties));
}
this.Elements = elements.AsReadOnly();
CalculateOffsets();
phase = LifetimePhase.Transforming;
}
internal void ConstructVisualElements(VisualLineElementGenerator[] generators)
{
Debug.Assert(phase == LifetimePhase.Generating);
foreach (VisualLineElementGenerator g in generators) {
g.StartGeneration(this);
}
elements.Clear();
PerformVisualElementConstruction(generators);
foreach (VisualLineElementGenerator g in generators) {
g.FinishGeneration();
}
phase = LifetimePhase.Transforming;
}
private void Init()
{
DeleteAllChildren();
phase = LifetimePhase.Generating;
TextLayer.InitVisualLine(this);
}
internal void RunTransformers(VisualLine line, IVisualLineTransformer[] transformers)
{
Debug.Assert(phase == LifetimePhase.Transforming);
foreach (IVisualLineTransformer transformer in transformers) {
transformer.Transform(line, elements);
}
phase = LifetimePhase.Live;
}
