/// <summary>
/// エレメント領域を最上位の親における座標系で取得する。
/// </summary>
private Rect2D GetAbsoluteRect()
{
var offset = Tnc.GetParents().Aggregate(
Size2D.Empty, (total, parent) => total.Add(parent._relativeRect.Location.ToSize()));
return(_relativeRect.Offset(offset));
}
/// <summary>
/// コンストラクタ。
/// </summary>
public TextView(ICanvasContext canvasContext, IReadOnlyTextDocument doc, string settingsJson)
: base(canvasContext, settingsJson)
{
var options = new JsonSerializerOptions();
options.AllowTrailingCommas = true;
options.Converters.Add(new JsonStringEnumConverter(null, false));
_settings = JsonSerializer.Deserialize <Settings>(settingsJson, options);
DrawingMetricsMeasurer = new DrawingMetricsMeasure(this);
Doc = doc;
Tnc.AddNode(TextArea);
Tnc.AddNode(VRuler);
Tnc.AddNode(VScrollBar);
Tnc.AddNode(HScrollBar);
VScrollBar.ValueChanged += value =>
{
VRuler.RequestRenderByVScroll();
TextArea.RequestRenderByVScroll();
};
HScrollBar.ValueChanged += value =>
{
TextArea.RequestRenderByHScroll();
TextArea.RequestRenderCurrentLine();
};
}
/// <summary>
/// イベントルーティング（レンダリング）。
/// </summary>
private void RaiseRender(ICanvasContext.IRenderingContext rc)
{
_lazySharedInfo.Value._IsInvalidating = false;
foreach (var target in Tnc.GetAllChildrenAndSelf()
.Where(target => target._clipRegion.AsReadOnly().Bounds.IsValid))
{
var renderer = new Renderer(_mainOffscreen !, target.AbsoluteRect, target._clipRegion);
target.OnPreviewRender(renderer);
}
foreach (var target in Tnc.GetAllChildrenAndSelfReverse()
.Where(target => target._clipRegion.AsReadOnly().Bounds.IsValid))
{
var renderer = new Renderer(_mainOffscreen !, target.AbsoluteRect, target._clipRegion);
target.OnRender(renderer);
}
rc.TransferScreen(_mainOffscreen !);
// 描画イベント中に「再描画要求」を出すのはNG
Verifier.Verify <InvalidOperationException>(!_lazySharedInfo.Value._IsInvalidating);
foreach (var target in Tnc.GetAllChildrenAndSelf())
{
target._clipRegion.Clear();
}
}
/// <summary>
/// イベントルーティング（フォーカス取得）。
/// </summary>
private void RaiseGotFocus()
{
_lazySharedInfo.Value.HasFocus = true;
foreach (var target in Tnc.GetAllChildrenAndSelf())
{
target.OnPreviewGotFocus();
}
foreach (var target in Tnc.GetAllChildrenAndSelfReverse())
{
target.OnGotFocus();
}
}
public List <Tnc> Get()
{
List <Tnc> list = new List <Tnc>();
DataProvider.ExecuteCmd("dbo.TnC_SelectAll"
, inputParamMapper : null
, singleRecordMapper : delegate(IDataReader reader, short set)
{
Tnc singleItem = Mapper(reader);
list.Add(singleItem);
});
return(list);
}
/// <summary>
/// イベントルーティング（フォーカス消失）。
/// </summary>
private void RaiseLostFocus()
{
_lazySharedInfo.Value.HasFocus = false;
RaiseMouseLeftButtonUp();
foreach (var target in Tnc.GetAllChildrenAndSelf())
{
target.OnPreviewLostFocus();
}
foreach (var target in Tnc.GetAllChildrenAndSelfReverse())
{
target.OnLostFocus();
}
}
private Tnc Mapper(IDataReader reader)
{
Tnc singleItem = new Tnc();
int startingIndex = 0;
singleItem.Id = reader.GetSafeInt32(startingIndex++);
singleItem.CreatedDate = reader.GetSafeDateTime(startingIndex++);
singleItem.ModifiedDate = reader.GetSafeDateTime(startingIndex++);
singleItem.ModifiedBy = reader.GetSafeString(startingIndex++);
singleItem.ParentId = reader.GetSafeInt32(startingIndex++);
singleItem.Title = reader.GetSafeString(startingIndex++);
singleItem.Description = reader.GetSafeString(startingIndex++);
singleItem.DisplayOrder = reader.GetSafeInt32(startingIndex++);
return(singleItem);
}
public Tnc Get(int id)
{
Tnc singleItem = null;
DataProvider.ExecuteCmd("dbo.TnC_SelectById"
, inputParamMapper : delegate(SqlParameterCollection paramCollection)
{
paramCollection.AddWithValue("@Id", id);
}
, singleRecordMapper : delegate(IDataReader reader, short set)
{
singleItem = Mapper(reader);
});
return(singleItem);
}
/// <summary>
///
/// </summary>
protected override void OnPreviewInitialize()
{
_textView = Tnc.GetParent <TextView>();
var oldDisplayDigits = -1;
_textView.Doc.DocModified += _ =>
{
var displayDigits = CalcDisplayDigits();
if (oldDisplayDigits != displayDigits)
{
oldDisplayDigits = displayDigits;
_textView.UpdateLayout();
}
};
}
protected override Rect2D ArrangeElement()
{
switch (Direction)
{
case ScrollDirection.Vertical:
var height = Tnc.GetParent().ClientSize.Height - ScrollButton.Length * 2;
return(new Rect2D(0, ScrollButton.Length, ScrollBar.Thickness, height));
case ScrollDirection.Horizontal:
var width = Tnc.GetParent().ClientSize.Width - ScrollButton.Length * 2;
return(new Rect2D(ScrollButton.Length, 0, width, ScrollBar.Thickness));
default:
throw new InvalidOperationException();
}
}
// 以下、トンネリングイベント（プレビューイベント）、バブリングイベントのルーティングを処理する。
/// <summary>
/// イベントルーティング（初期化）。
/// </summary>
private void RaiseCreated(Size2D size)
{
Verifier.Verify <InvalidOperationException>(size.Width > 0);
Verifier.Verify <InvalidOperationException>(size.Height > 0);
_lazySharedInfo.Value.Size = size;
foreach (var target in Tnc.GetAllChildrenAndSelf())
{
target.OnPreviewInitialize();
}
foreach (var target in Tnc.GetAllChildrenAndSelfReverse())
{
target.OnInitialize();
}
#warning このへん、あとで整理
foreach (var target in Tnc.GetAllChildrenAndSelf())
{
target._relativeRect = target.ArrangeElement();
}
foreach (var target in Tnc.GetAllChildrenAndSelf())
{
target.OnPreviewCreated();
}
foreach (var target in Tnc.GetAllChildrenAndSelfReverse())
{
target.OnCreated();
}
_mainOffscreen = CanvasContext.CreateOffscreen(ClientSize);
#warning このへん、あとで整理
RaiseResize(size);
_lazySharedInfo.Value.CanvasContext.Resize += size => RaiseResize(size);
_lazySharedInfo.Value.CanvasContext.RenderFrame += rc => RaiseRender(rc);
_lazySharedInfo.Value.CanvasContext.GotFocus += RaiseGotFocus;
_lazySharedInfo.Value.CanvasContext.LostFocus += RaiseLostFocus;
_lazySharedInfo.Value.CanvasContext.MouseDown += RaiseMouseDown;
_lazySharedInfo.Value.CanvasContext.MouseUp += RaiseMouseUp;
_lazySharedInfo.Value.CanvasContext.MouseMove += RaiseMouseMove;
_lazySharedInfo.Value.CanvasContext.MouseWheel += RaiseMouseWheel;
}
/// <summary>
/// レイアウトを再調整する。
/// </summary>
public void UpdateLayout()
{
foreach (var target in Tnc.GetAllChildrenAndSelf())
{
target._relativeRect = target.ArrangeElement();
target.AbsoluteRect = target.GetAbsoluteRect();
}
foreach (var target in Tnc.GetAllChildrenAndSelf())
{
target.OnPreviewResize();
}
foreach (var target in Tnc.GetAllChildrenAndSelfReverse())
{
target.OnResize();
}
RequestRender();
}
/// <summary>
///
/// </summary>
protected override void OnPreviewInitialize()
{
_textView = Tnc.GetParent <TextView>();
_mouseClickCounter = new MouseClickCounter(4);
_textView.VScrollBar.SetMarks(new List <IMarker> {
_marker
});
Caret = new Caret(_textView);
Caret.BlinkChanged += () => RequestRenderCurrentLine();
_textView.FontChanged += () =>
{
var jsFontInfo = _textView._settings.fonts.jpFont;
_inputMethod.SetFont(jsFontInfo.name, jsFontInfo.height * _textView.ZoomRate, _textView.GetLineHeight());
Caret.Update();
};
Doc.DocModified += OnDocumentModified;
}
protected override void OnPreviewInitialize()
{
ScrollBar = Tnc.GetParent <ScrollBar>();
}
/// <summary>
/// 指定座標のヒットテスト。
/// </summary>
private IEnumerable <UIElement> GetHitTestedElementsBubble(Point2D absLocation)
{
return(Tnc.GetAllChildrenAndSelfReverse().Where(elem => elem.HitTest(elem.ToLocal(absLocation))));
}
public ScrollBody(ScrollDirection direction)
{
Direction = direction;
Tnc.AddNode(new ScrollThumb(Direction));
}