/// <summary>
/// <para>Finds the right font size to fit characters (2x5 with default size, but it varies).</para>
/// <para>Finds right vertical area based on font's actual display properties.</para>
/// </summary>
private void calibrateFont()
{
float width = Width;
fontSize = 10.0F;
// Measuring artefacts
using (Bitmap bmp = new Bitmap(1, 1))
using (Graphics g = Graphics.FromImage(bmp))
{
StringFormat sf = StringFormat.GenericTypographic;
g.TextRenderingHint = System.Drawing.Text.TextRenderingHint.AntiAlias;
// Keep growing font until we reach a comfortable width
while (true)
{
//var xsi = HanziMeasure.Instance.GetMeasures(fontFace, fontSize);
//charSize = xsi.RealRect.Size;
charSize = HanziRenderer.GetCharSize(Magic.ZhoContentFontFamily, fontSize);
if (charSize.Width * 5.0F >= width * 0.9F)
{
break;
}
fontSize += 0.5F;
}
}
// Width of rectangle: using my space equally
float rectWidth = (width - 2.0F) / 5.0F;
// Height of rectange: depends on font's actual drawing behavior!
float rectHeight = charSize.Height;
// Horizontal padding is rectangle width minus measured char width, over two
float hPad = (rectWidth - charSize.Width) / 2.0F;
// Add twice horizontal padding to rectangle height; offset chars from top by padding
rectHeight += 2.0F * hPad;
lock (animLO)
{
for (int i = 0; i != 5; ++i)
{
float x = ((float)i) * rectWidth + 1.0F;
RectangleF rtop = new RectangleF(x, 1.0F, rectWidth, rectHeight);
RectangleF rbot = new RectangleF(x, rectHeight + 1.0F, rectWidth, rectHeight);
charRects[i].Rect = rtop;
charRects[i + 5].Rect = rbot;
}
}
charOfsX = (rectWidth - charSize.Width) / 2.0F;
charOfsY = (rectHeight - charSize.Height) / 2.0F;
Height = (int)Math.Round((rectHeight) * 2.0F + 0.5F);
MakeMePaint(false, RenderMode.Invalidate);
}
/// <summary>
/// Analyzes layout of headword.
/// </summary>
/// <param name="g">A Graphics object used for measurements.</param>
private void doAnalyzeHeadword(Graphics g)
{
// If already analyzed, nothing to do
if (headInfo != null)
{
return;
}
// This is how we measure
StringFormat sf = StringFormat.GenericTypographic;
g.TextRenderingHint = System.Drawing.Text.TextRenderingHint.AntiAlias;
// On-demand: measure a single ideograph's dimensions
// We only measure simplified. Assume simplified and traditional fonts come in matching pairs -> same size.
if (ideoSize.Width == 0)
{
ideoSize = HanziRenderer.GetCharSize(Magic.ZhoContentFontFamily, Magic.ZhoResultFontSize);
float hanziLinePad = 6.0F;
hanziLinePad *= scale;
ideoLineHeight = ideoSize.Height + hanziLinePad;
}
headInfo = new HeadInfo();
if (analyzedScript == SearchScript.Simplified)
{
headInfo.HeadMode = HeadMode.OnlySimp;
}
else if (analyzedScript == SearchScript.Traditional)
{
headInfo.HeadMode = HeadMode.OnlyTrad;
}
else
{
headInfo.HeadMode = HeadMode.BothSingleLine;
}
//// For width of headword, use padLeft from border, plus 4 to 6 ideographs' worth of space
//// Depending on longest headword in entire list
//int hwChars = maxHeadLength;
//if (hwChars < 4) hwChars = 4;
//if (hwChars > 6) hwChars = 6;
//float hwidth = ((float)hwChars) * ideoSize.Width;
// Revised
// For width of headword, always take 5 characters' width of space
float hwidth = 5.0F * ideoSize.Width;
headInfo.HeadwordRight = padLeft + hwidth;
// Measure simplified chars from start; break when needed
PointF loc = new PointF(((float)padLeft) + ideoSize.Width, padTop);
bool lbrk = false;
if (analyzedScript == SearchScript.Simplified || analyzedScript == SearchScript.Both)
{
lbrk |= doAnalyzeHanzi(g, entry.ChSimpl, true, sf, headInfo.SimpBlocks, ref loc, headInfo.HeadwordRight);
}
if (analyzedScript == SearchScript.Traditional || analyzedScript == SearchScript.Both)
{
//loc.X = padLeft;
loc.X = ((float)padLeft) + ideoSize.Width;
if (analyzedScript == SearchScript.Both)
{
loc.Y += ideoLineHeight;
}
lbrk |= doAnalyzeHanzi(g, entry.ChTrad, false, sf, headInfo.TradBlocks, ref loc, headInfo.HeadwordRight);
}
// If we're displaying both simplified and traditional, fade out
// traditional chars that are same as simplified, right above them
if (analyzedScript == SearchScript.Both)
{
for (int i = 0; i != headInfo.SimpBlocks.Count; ++i)
{
if (headInfo.SimpBlocks[i].Char == headInfo.TradBlocks[i].Char)
{
headInfo.TradBlocks[i].Faded = true;
}
}
}
// Bottom of headword area
headInfo.HeadwordBottom = loc.Y + ideoLineHeight;
// If we had a line break and we're showing both scripts, update info
if (analyzedScript == SearchScript.Both && lbrk)
{
headInfo.HeadMode = HeadMode.BothMultiLine;
}
}