internal EditableTextLine(EditableTextFlowLayer ownerFlowLayer)
{
this.EditableFlowLayer = ownerFlowLayer;
_actualLineHeight = ownerFlowLayer.DefaultLineHeight; //we start with default line height
#if DEBUG
this.dbugLineId = dbugLineTotalCount;
dbugLineTotalCount++;
#endif
}
public TextLineReader(EditableTextFlowLayer flowlayer)
{
#if DEBUG
this.dbug_MyId = dbugTotalId;
dbugTotalId++;
#endif
_textFlowLayer = flowlayer;
flowlayer.Reflow += new EventHandler(flowlayer_Reflow);
_currentLine = flowlayer.GetTextLine(0);
if (_currentLine.FirstRun != null)
{
_currentTextRun = _currentLine.FirstRun;
}
}
public TextEditRenderBox(
RootGraphic rootgfx,
int width, int height,
bool isMultiLine,
bool isEditable = true)
: base(rootgfx, width, height)
{
_isEditable = isEditable;
if (isEditable)
{
GlobalCaretController.RegisterCaretBlink(rootgfx);
//
_myCaret = new CaretRenderElement(rootgfx, 2, 17);
_myCaret.TransparentForAllEvents = true;
}
RenderBackground = RenderCaret = RenderSelectionRange = RenderMarkers = true;
//
MayHasViewport = true;
BackgroundColor = Color.White;// Color.Transparent;
_currentSpanStyle = new TextSpanStyle();
_currentSpanStyle.FontColor = Color.Black;//set default
_currentSpanStyle.ReqFont = rootgfx.DefaultTextEditFontInfo;
//
_textLayer = new EditableTextFlowLayer(this); //presentation
_internalTextLayerController = new InternalTextLayerController(_textLayer); //controller
_isMultiLine = isMultiLine;
if (isMultiLine)
{
_textLayer.SetUseDoubleCanvas(false, true);
}
else
{
_textLayer.SetUseDoubleCanvas(true, false);
}
NeedClipArea = true;
IsBlockElement = false;
NumOfWhitespaceForSingleTab = 4;//default?, configurable?
}
internal InternalTextLayerController(EditableTextFlowLayer textLayer)
{
//this controller control the editaible-textflow-layer
_textLayer = textLayer;
//write to textflow-layer with text-line-writer (handle the writing line)
_textLineWriter = new TextLineWriter(textLayer);
//and record editing hx, support undo-redo
_commandHistoryList = new DocumentCommandCollection(this);
#if DEBUG
if (dbugEnableTextManRecorder)
{
_dbugActivityRecorder = new debugActivityRecorder();
_textLineWriter.dbugTextManRecorder = _dbugActivityRecorder;
throw new NotSupportedException();
_dbugActivityRecorder.Start(null);
}
#endif
}
public TextLineWriter(EditableTextFlowLayer textLayer)
: base(textLayer)
{
}
