private NorthArrowAdornmentDeserializer(SerializationInfo info, StreamingContext context)
{
string alias = info.GetString("_alias");
string mapAlias = info.GetString("_mapAlias");
// See if the "same" map exists.
MapInfo.Mapping.Map map = MapInfo.Engine.Session.Current.MapFactory[mapAlias];
if (map == null)
{
throw new SerializationException(MapInfo.Engine.Session.Current.Resources.GetString("MapInfo.Serialization.AdornmentMapNotFound", alias, mapAlias));
}
IAdornment adornment = map.Adornments[alias];
if (adornment != null)
{
if (adornment is NorthArrowAdornment)
{
_adornment = (NorthArrowAdornment)adornment;
}
else
{
map.Adornments.Remove(alias);
_adornment = null;
adornment = null;
}
}
// The "same" adornment doesn't exist. Create it from scratch.
if (adornment == null)
{
_adornment = new NorthArrowAdornment(alias, mapAlias);
//adornment = _adornment;
map.Adornments.Append(_adornment);
}
_adornment.SetObjectData(info, context);
}
public PowerModeAdornment(IWpfTextView view)
{
if (view == null)
{
throw new ArgumentNullException("view");
}
this.view = view;
adornmentLayer = view.GetAdornmentLayer("PowerModeAdornment");
streakCounterAdornment = new StreakCounterAdornment();
screenShakeAdornment = new ScreenShakeAdornment();
particlesAdornment = new ParticlesAdornment();
generalSettings = SettingsService.GetGeneralSettings();
comboModeSettings = SettingsService.GetComboModeSettings();
this.view.TextBuffer.Changed += TextBuffer_Changed;
this.view.ViewportHeightChanged += View_ViewportSizeChanged;
this.view.ViewportWidthChanged += View_ViewportSizeChanged;
PropertyChangedEventManager.AddHandler(generalSettings, GeneralSettingModelPropertyChanged, "");
PropertyChangedEventManager.AddHandler(comboModeSettings, ComboModeSettingsModelPropertyChanged, "");
}
/// <summary>
/// Occurs when the adornment needs to be drawn.
/// </summary>
/// <param name="context">The <see cref="TextViewDrawContext"/> to use for rendering.</param>
/// <param name="adornment">The <see cref="IAdornment"/> to draw.</param>
private void OnDrawAdornment(TextViewDrawContext context, IAdornment adornment)
{
var color = Color.FromArgb(0x20, 0x80, 0x80, 0x80);
context.FillRectangle(new Rect(adornment.Location, adornment.Size), color);
}
/// <summary>
/// Adds a particular adornment onto this's text view's adornment layer.
/// </summary>
public void AddAdornment(IAdornment adornment, object tag) {
Contract.Requires(adornment != null);
Adornments[tag] = adornment;
CreateVisual(adornment, tag);
EvaluateAdornmentRegionDepth(adornment);
}
void EvaluateAdornmentRegionDepth(IAdornment adornment) {
Contract.Requires(adornment != null && adornment.Span != null);
Contract.Requires(_outliningManager != null);
Contract.Requires(_textView != null);
try {
var workingSnapshot = _textView.TextSnapshot;
var collapsedRegionsAdornmentIsIn = _outliningManager.GetCollapsedRegions(adornment.Span.GetSpan(workingSnapshot));
Contract.Assume(collapsedRegionsAdornmentIsIn != null, "Let's make the assumption explicit");
adornment.CollapsedRegionDepth = collapsedRegionsAdornmentIsIn.Count();
} catch (ObjectDisposedException e) {
if (e.ObjectName == "OutliningManager")
_logger.WriteToLog("Error: The 'OutliningManager' is disposed, adornments may not be formatted correctly.");
else
throw e;
}
}
/// <summary>
/// Adds a particular adornment onto this's text view's adornment layer.
/// </summary>
void CreateVisual(ITextViewLine line, IAdornment adornment, object tag) {
FrameworkElement elem = adornment.Visual;
var span = adornment.Span.GetSpan(_textView.TextSnapshot);
Geometry g = _textView.TextViewLines.GetMarkerGeometry(new SnapshotSpan(_textView.TextSnapshot, Span.FromBounds(span.Start, line.End)));
if (g != null) {
//position the adornment such that it is at the top left corner of the line
Canvas.SetLeft(elem, g.Bounds.Left);
Canvas.SetTop(elem, g.Bounds.Top - adornment.Visual.ActualHeight);
} else {
_logger.WriteToLog("Failed to get marker geometry for adornment.");
}
AddAdornment(elem, line.Extent, tag);
}
/// <summary>
/// Adds a particular adornment onto this's text view's adornment layer.
/// </summary>
void CreateVisual(IAdornment adornment, object tag) {
ITextViewLine line = _textView.TextViewLines.GetTextViewLineContainingBufferPosition(adornment.Span.GetStartPoint(_textView.TextSnapshot));
if (line == null)
return;
CreateVisual(line, adornment, tag);
}
/// <summary>
/// Creates isntance of <c>DragDropFeedbacker</c> class.
/// </summary>
/// <param name="adornment">Drag and drop adornment to show below cursor.</param>
public DragDropFeedbacker(IAdornment adornment)
{
Debug.Assert(adornment != null);
_adornment = adornment;
// Subscribe on feedback from drag and drop.
this.GiveFeedback += new GiveFeedbackEventHandler(_GiveFeedbackHandler);
}
