public TreemapGenerator()
{
this.m_oNodes = new Nodes(null);
this.m_oNodes.TreemapGenerator = this;
this.m_iPaddingPx = 5;
this.m_iPaddingDecrementPerLevelPx = 1;
this.m_iPenWidthPx = 3;
this.m_iPenWidthDecrementPerLevelPx = 1;
this.m_oBackColor = SystemColors.Window;
this.m_oBorderColor = SystemColors.WindowFrame;
this.m_eNodeColorAlgorithm = NodeColorAlgorithm.UseColorMetric;
this.m_oMinColor = Color.Red;
this.m_oMaxColor = Color.Green;
this.m_fMinColorMetric = -100f;
this.m_fMaxColorMetric = 100f;
this.m_iDiscretePositiveColors = 20;
this.m_iDiscreteNegativeColors = 20;
this.m_sFontFamily = "Arial";
this.m_fFontMinSizePt = 8f;
this.m_fFontMaxSizePt = 100f;
this.m_fFontIncrementPt = 2f;
this.m_oFontSolidColor = SystemColors.WindowText;
this.m_iFontMinAlpha = 105;
this.m_iFontMaxAlpha = 255;
this.m_iFontAlphaIncrementPerLevel = 50;
this.m_oSelectedFontColor = SystemColors.HighlightText;
this.m_oSelectedBackColor = SystemColors.Highlight;
this.m_iNodeLevelsWithText = NodeLevelsWithText.All;
this.m_iMinNodeLevelWithText = 0;
this.m_iMaxNodeLevelWithText = 999;
this.m_eTextLocation = TextLocation.Top;
this.m_eEmptySpaceLocation = EmptySpaceLocation.DeterminedByLayoutAlgorithm;
this.m_oSelectedNode = null;
this.m_oSavedSelectedNodeBitmap = null;
this.m_bInBeginUpdate = false;
this.m_eLayoutAlgorithm = LayoutAlgorithm.BottomWeightedSquarified;
}
public override void CalculateNodeRectangles(Nodes oNodes, RectangleF oParentRectangle, Node oParentNode, EmptySpaceLocation eEmptySpaceLocation)
{
Debug.Assert(oNodes != null);
Debug.Assert(oParentRectangle.Width > 0f);
Debug.Assert(oParentRectangle.Height > 0f);
if (oNodes.Count != 0)
{
Node[] array = oNodes.ToArraySortedBySizeMetric();
double areaPerSizeMetric = this.GetAreaPerSizeMetric(oNodes, oParentRectangle, oParentNode);
if (areaPerSizeMetric == 0.0)
{
base.SetNodeRectanglesToEmpty(oNodes, true);
}
else
{
if (eEmptySpaceLocation == EmptySpaceLocation.Top && oNodes.EmptySpace.SizeMetric > 0f)
{
double num = areaPerSizeMetric * (double)oNodes.EmptySpace.SizeMetric;
Debug.Assert(oParentRectangle.Width > 0f);
double num2 = num / (double)oParentRectangle.Width;
oParentRectangle = RectangleF.FromLTRB(oParentRectangle.Left, oParentRectangle.Top + (float)num2, oParentRectangle.Right, oParentRectangle.Bottom);
if (oParentRectangle.Height <= 0f)
{
base.SetNodeRectanglesToEmpty(oNodes, true);
return;
}
}
this.CalculateSquarifiedNodeRectangles(array, oParentRectangle, areaPerSizeMetric);
Node[] array2 = array;
for (int i = 0; i < array2.Length; i++)
{
Node node = array2[i];
RectangleF rectangle = node.Rectangle;
Debug.Assert(rectangle.Width >= 0f);
Debug.Assert(rectangle.Height >= 0f);
}
}
}
}
public abstract void CalculateNodeRectangles(Nodes oNodes, RectangleF oParentRectangle, Node oParentNode, EmptySpaceLocation eEmptySpaceLocation);
public override void CalculateNodeRectangles(Nodes oNodes, RectangleF oParentRectangle, Node oParentNode, EmptySpaceLocation eEmptySpaceLocation)
{
Debug.Assert(oNodes != null);
Debug.Assert(oParentRectangle.Width > 0f);
Debug.Assert(oParentRectangle.Height > 0f);
if (oNodes.Count == 0)
{
return;
}
Node[] array = oNodes.ToArraySortedBySizeMetric();
double areaPerSizeMetric = GetAreaPerSizeMetric(oNodes, oParentRectangle);
if (areaPerSizeMetric == 0.0)
{
SetNodeRectanglesToEmpty(oNodes, bRecursive: true);
return;
}
if (eEmptySpaceLocation == EmptySpaceLocation.Top && oNodes.EmptySpace.SizeMetric > 0f)
{
double num = areaPerSizeMetric * (double)oNodes.EmptySpace.SizeMetric;
Debug.Assert(oParentRectangle.Width > 0f);
double num2 = num / (double)oParentRectangle.Width;
oParentRectangle = RectangleF.FromLTRB(oParentRectangle.Left, oParentRectangle.Top + (float)num2, oParentRectangle.Right, oParentRectangle.Bottom);
if (oParentRectangle.Height <= 0f)
{
SetNodeRectanglesToEmpty(oNodes, bRecursive: true);
return;
}
}
CalculateSquarifiedNodeRectangles(array, oParentRectangle, areaPerSizeMetric);
Node[] array2 = array;
foreach (Node node in array2)
{
RectangleF rectangle = node.Rectangle;
Debug.Assert(rectangle.Width >= 0f);
Debug.Assert(rectangle.Height >= 0f);
}
}
