public override void AssertValid()
{
base.AssertValid();
StringUtil.AssertNotEmpty(m_sFontFamily);
Debug.Assert(m_fFontSizePt > 0f);
Debug.Assert(m_iMinimumTextHeight >= 0);
}
/// <summary>
/// Initializes a new instance of the FontForRectangle class.
/// </summary>
///
/// <param name="sFamily">
/// Font family.
/// </param>
///
/// <param name="fEmSize">
/// Font size.
/// </param>
///
/// <param name="oGraphics">
/// Object that will use the font.
/// </param>
protected internal FontForRectangle(string sFamily, float fEmSize, Graphics oGraphics)
{
StringUtil.AssertNotEmpty(sFamily);
Debug.Assert(fEmSize > 0f);
Debug.Assert(oGraphics != null);
m_oFont = new Font(sFamily, fEmSize);
m_bDisposed = false;
AssertValid();
}
/// <summary>
/// Initializes a new instance of the MaximizingFontMapper class.
/// </summary>
///
/// <param name="sFamily">
/// Font family.
/// </param>
///
/// <param name="fMinSizePt">
/// Minimum font size, in points.
/// </param>
///
/// <param name="fMaxSizePt">
/// Maximum font size, in points.
/// </param>
///
/// <param name="fIncrementPt">
/// Increment between fonts.
/// </param>
///
/// <param name="oGraphics">
/// Object the caller will use to draw the node's text.
/// </param>
protected internal MaximizingFontMapper(string sFamily, float fMinSizePt, float fMaxSizePt, float fIncrementPt, Graphics oGraphics)
{
StringUtil.AssertNotEmpty(sFamily);
Debug.Assert(oGraphics != null);
ValidateSizeRange(fMinSizePt, fMaxSizePt, fIncrementPt, "MaximizingFontMapper.Initialize()");
m_oFontForRectangles = new ArrayList();
for (float num = fMinSizePt; num <= fMaxSizePt; num += fIncrementPt)
{
FontForRectangle value = new FontForRectangle(sFamily, num, oGraphics);
m_oFontForRectangles.Insert(0, value);
}
m_bDisposed = false;
AssertValid();
}
public override void AssertValid()
{
base.AssertValid();
StringUtil.AssertNotEmpty(this.m_sFontFamily);
Debug.Assert(this.m_fFontMinSizePt > 0f);
Debug.Assert(this.m_fFontMaxSizePt > 0f);
Debug.Assert(this.m_fFontMaxSizePt >= this.m_fFontMinSizePt);
Debug.Assert(this.m_fFontIncrementPt > 0f);
Debug.Assert(this.m_oFontSolidColor.A == 255);
Debug.Assert(this.m_iFontMinAlpha >= 0 && this.m_iFontMinAlpha <= 255);
Debug.Assert(this.m_iFontMaxAlpha >= 0 && this.m_iFontMaxAlpha <= 255);
Debug.Assert(this.m_iFontMaxAlpha >= this.m_iFontMinAlpha);
Debug.Assert(this.m_iFontAlphaIncrementPerLevel > 0);
}
public static int GetTextHeight(Graphics oGraphics, string sFontFamily, float fFontSizePt, int iMinimumTextHeight)
{
Debug.Assert(oGraphics != null);
StringUtil.AssertNotEmpty(sFontFamily);
Debug.Assert(fFontSizePt > 0f);
Debug.Assert(iMinimumTextHeight >= 0);
FontForRectangle fontForRectangle = null;
try
{
fontForRectangle = new FontForRectangle(sFontFamily, fFontSizePt, oGraphics);
return(GetTextHeight(oGraphics, fontForRectangle.Font, iMinimumTextHeight));
}
finally
{
fontForRectangle?.Dispose();
}
}
/// <summary>
/// Initializes a new instance of the PerLevelFontMapper class.
/// </summary>
///
/// <param name="sFamily">
/// Font family.
/// </param>
///
/// <param name="oTreemapRectangle">
/// Treemap's outer rectangle.
/// </param>
///
/// <param name="fTreemapRectangleDivisor">
/// The font size for level 0 is the treemap rectangle height divided by
/// fTreemapRectangleDivisor.
/// </param>
///
/// <param name="fPerLevelDivisor">
/// The font size for level N is the font size for level N-1 divided by
/// fPerLevelDivisor.
/// </param>
///
/// <param name="fMinimumFontSize">
/// Minimum font size.
/// </param>
///
/// <param name="oGraphics">
/// Object the caller will use to draw the node's text.
/// </param>
protected internal PerLevelFontMapper(string sFamily, Rectangle oTreemapRectangle, float fTreemapRectangleDivisor, float fPerLevelDivisor, float fMinimumFontSize, Graphics oGraphics)
{
StringUtil.AssertNotEmpty(sFamily);
Debug.Assert(fTreemapRectangleDivisor > 0f);
Debug.Assert(fPerLevelDivisor > 0f);
Debug.Assert(fMinimumFontSize > 0f);
Debug.Assert(oGraphics != null);
float num = (float)oTreemapRectangle.Height / fTreemapRectangleDivisor;
m_oFontForRectangles = new ArrayList();
while (num > fMinimumFontSize)
{
FontForRectangle value = new FontForRectangle(sFamily, num, oGraphics);
m_oFontForRectangles.Add(value);
num /= fPerLevelDivisor;
}
m_bDisposed = false;
AssertValid();
}
public void AssertValid()
{
Debug.Assert(this.m_oNodes != null);
this.m_oNodes.AssertValid();
Debug.Assert(this.m_iPaddingPx >= 1);
Debug.Assert(this.m_iPaddingPx <= 100);
Debug.Assert(this.m_iPaddingDecrementPerLevelPx >= 0);
Debug.Assert(this.m_iPaddingDecrementPerLevelPx <= 99);
Debug.Assert(this.m_iPenWidthPx >= 1);
Debug.Assert(this.m_iPenWidthPx <= 100);
Debug.Assert(this.m_iPenWidthDecrementPerLevelPx >= 0);
Debug.Assert(this.m_iPenWidthDecrementPerLevelPx <= 99);
Debug.Assert(Enum.IsDefined(typeof(NodeColorAlgorithm), this.m_eNodeColorAlgorithm));
Debug.Assert(this.m_fMinColorMetric < 0f);
Debug.Assert(this.m_fMaxColorMetric > 0f);
Debug.Assert(this.m_iDiscretePositiveColors >= 2);
Debug.Assert(this.m_iDiscretePositiveColors <= 50);
Debug.Assert(this.m_iDiscreteNegativeColors >= 2);
Debug.Assert(this.m_iDiscreteNegativeColors <= 50);
StringUtil.AssertNotEmpty(this.m_sFontFamily);
Debug.Assert(this.m_fFontMinSizePt > 0f);
Debug.Assert(this.m_fFontMaxSizePt > 0f);
Debug.Assert(this.m_fFontMaxSizePt >= this.m_fFontMinSizePt);
Debug.Assert(this.m_fFontIncrementPt > 0f);
Debug.Assert(this.m_oFontSolidColor.A == 255);
Debug.Assert(this.m_iFontMinAlpha >= 0 && this.m_iFontMinAlpha <= 255);
Debug.Assert(this.m_iFontMaxAlpha >= 0 && this.m_iFontMaxAlpha <= 255);
Debug.Assert(this.m_iFontMaxAlpha >= this.m_iFontMinAlpha);
Debug.Assert(this.m_iFontAlphaIncrementPerLevel > 0);
Debug.Assert(Enum.IsDefined(typeof(NodeLevelsWithText), this.m_iNodeLevelsWithText));
Debug.Assert(this.m_iMinNodeLevelWithText >= 0);
Debug.Assert(this.m_iMaxNodeLevelWithText >= 0);
Debug.Assert(this.m_iMaxNodeLevelWithText >= this.m_iMinNodeLevelWithText);
Debug.Assert(Enum.IsDefined(typeof(TextLocation), this.m_eTextLocation));
Debug.Assert(Enum.IsDefined(typeof(EmptySpaceLocation), this.m_eEmptySpaceLocation));
if (this.m_oSelectedNode != null)
{
this.m_oSelectedNode.AssertValid();
}
Debug.Assert(Enum.IsDefined(typeof(LayoutAlgorithm), this.m_eLayoutAlgorithm));
}
