/// <summary>
/// distiles actual drawing structure from earlier set initial draw structure
/// </summary>
/// <param name="in_initialRotationAngleRad"></param>
public void prepareActualGraphicalDXFStructure(double in_initialRotationAngleRad)
{
if (primalDrawingStructure != null)
{
this.SuspendLayout();
actualDrawingStructure = new CompleteDxfDrawingStruct(primalDrawingStructure, in_initialRotationAngleRad);
//expand the size of drawing control
// A TOURNAMENT FOR SELECTION OF INITIAL SCALE FACTOR STARTS NOW!
// RULES: get two scale factors (horizontal and vertical) and use that one which is smaller
double internalScaleFactorHorizontalChallenger = (this.Size.Width) / (Math.Abs(actualDrawingStructure.XLowerLeft - actualDrawingStructure.XUpperRight) + 2);
double internalScaleFactorVerticalChallenger = (this.Size.Height) / (Math.Abs(actualDrawingStructure.YLowerLeft - actualDrawingStructure.YUpperRight) + 2);
if (internalScaleFactorHorizontalChallenger < internalScaleFactorVerticalChallenger)
{
internalScaleFactor = internalScaleFactorHorizontalChallenger;
}
else
{
internalScaleFactor = internalScaleFactorVerticalChallenger;
}
this.realPaintingCanvas.Height = (int)(internalScaleFactor * Math.Abs(actualDrawingStructure.YLowerLeft - actualDrawingStructure.YUpperRight)) + 3;
this.realPaintingCanvas.Width = (int)(internalScaleFactor * Math.Abs(actualDrawingStructure.XLowerLeft - actualDrawingStructure.XUpperRight)) + 3;
this.realPaintingCanvas.Left = this.Width / 2 - realPaintingCanvas.Width / 2 + 1;
this.realPaintingCanvas.Top = this.Height / 2 - realPaintingCanvas.Height / 2 + 1;
internalScaleFactorChangedInternally?.Invoke(internalScaleFactor);
this.ResumeLayout(true);
}
else
{
throw new NullReferenceException("primalDrawingStructure was null. Either DXF file was not read or setupLogicalAndGraphicalDXFstructures was not called");
}
}
/// <summary>
/// Setup only INITIAL logical and graphical datastructures.
/// </summary>
/// <param name="in_savedStructureOfDxf">Logical structure of DXF as read from file</param>
public void setupLogicalAndGraphicalDXFstructures(LOGICAL.completeDxfStruct in_savedStructureOfDxf)
{
savedStructureOfDxf = in_savedStructureOfDxf;
//generate primal drawing structure
MyDxfBoundingBox obtainedBox2 = savedStructureOfDxf.GetBoundingBox();
if (obtainedBox2.XLowerLeft != 0)
{
offsetOfDxfHorizontal = 0 - obtainedBox2.XLowerLeft;
}
if (obtainedBox2.YLowerLeft != 0)
{
offsetOfDxfVertical = 0 - obtainedBox2.YLowerLeft;
}
primalDrawingStructure = new CompleteDxfDrawingStruct(null);
int currentSizeOfDxfStruct = savedStructureOfDxf.getSize();
for (int i = 0; i < currentSizeOfDxfStruct; i++)
{
DXFdrawingEntry someEntry = savedStructureOfDxf.getItemByIndex(i);
MyDxfBoundingBox obtainedBox = someEntry.GetBoundingBox();
//offsets to centralize the drawing in the box
Pen usedPen = null;
if ((collectionOfLayerDefinitions != null) && (collectionOfLayerDefinitions.ContainsKey(someEntry.layerIdentifier)))
{
usedPen = collectionOfLayerDefinitions[someEntry.layerIdentifier].Item2;
}
else
{
usedPen = new Pen(Color.Black);
}
if (someEntry is MyDxfLine)
{
MyDxfLine castLine = someEntry as MyDxfLine;
DXFentryForDisplay theLineForDisplay = new MyDxfLineForDisplay(castLine.XStart + offsetOfDxfHorizontal, castLine.YStart + offsetOfDxfVertical, castLine.XEnd + offsetOfDxfHorizontal, castLine.YEnd + offsetOfDxfVertical, usedPen);
primalDrawingStructure.addSingleEntry(theLineForDisplay, obtainedBox.XLowerLeft + offsetOfDxfHorizontal, obtainedBox.YLowerLeft + offsetOfDxfVertical, obtainedBox.XUpperRight + offsetOfDxfHorizontal, obtainedBox.YUpperRight + offsetOfDxfVertical);
}
else if (someEntry is MyDxfArc)
{
MyDxfArc castArc = someEntry as MyDxfArc;
DXFentryForDisplay theArcForDisplay = new MyDxfArcForDisplay(castArc.XCenter + offsetOfDxfHorizontal, castArc.YCenter + offsetOfDxfVertical, castArc.Radius, castArc.StartAngleDegree, castArc.EndAngleDegree, usedPen);
primalDrawingStructure.addSingleEntry(theArcForDisplay, obtainedBox.XLowerLeft + offsetOfDxfHorizontal, obtainedBox.YLowerLeft + offsetOfDxfVertical, obtainedBox.XUpperRight + offsetOfDxfHorizontal, obtainedBox.YUpperRight + offsetOfDxfVertical);
}
}
//performing flip on draw structure is done by means of graphical container
}
