private void RealPaintingCanvas_Paint(object sender, PaintEventArgs e)
{
System.Drawing.Drawing2D.GraphicsContainer containerState = e.Graphics.BeginContainer();
e.Graphics.ScaleTransform(1.0F, -1.0F);
e.Graphics.TranslateTransform(0.0F, -(float)this.realPaintingCanvas.Height + 1.0f);
if (actualDrawingStructure != null)
{
foreach (DXFentryForDisplay item in actualDrawingStructure)
{
if (item is MyDxfLineForDisplay)
{
MyDxfLineForDisplay item2 = item as MyDxfLineForDisplay;
e.Graphics.DrawLine(item2.penStructure,
(float)(item2.XStart * internalScaleFactor + 1),
(float)(item2.YStart * internalScaleFactor + 1),
(float)(item2.XEnd * internalScaleFactor + 1),
(float)(item2.YEnd * internalScaleFactor + 1));
}
else if (item is MyDxfArcForDisplay)
{
MyDxfArcForDisplay item2 = item as MyDxfArcForDisplay;
e.Graphics.DrawArc(item2.penStructure,
(float)(item2.XUpper * internalScaleFactor + 1),
(float)(item2.YUpper * internalScaleFactor + 1),
(float)(item2.Width * internalScaleFactor), (float)(item2.Height * internalScaleFactor),
(float)item2.startAngle, (float)item2.sweepAngle);
}
}
}
e.Graphics.EndContainer(containerState);
}
/// <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
}
