private System.Drawing.Point GetCharSize(System.Drawing.Graphics CurGraphics)
{
//prntSome.printSome("GetCharSize");
// DrawString doesn't actually print where you tell it to but instead consistently prints
// with an offset. This is annoying when the other draw commands do not print with an offset
// this method returns a point defining the offset so we can take it off the printstring command.
System.Drawing.CharacterRange[] characterRanges =
{
new System.Drawing.CharacterRange(0, 1)
};
System.Drawing.RectangleF layoutRect = new System.Drawing.RectangleF(0, 0, 100, 100);
System.Drawing.StringFormat stringFormat = new System.Drawing.StringFormat();
stringFormat.SetMeasurableCharacterRanges(characterRanges);
System.Drawing.Region[] stringRegions = new System.Drawing.Region[1];
stringRegions = CurGraphics.MeasureCharacterRanges(
"A",
this.Font,
layoutRect,
stringFormat);
System.Drawing.RectangleF measureRect1 = stringRegions[0].GetBounds(CurGraphics);
return(new System.Drawing.Point((int)(measureRect1.Width + 0.5), (int)(measureRect1.Height + 0.5)));
}
public static int CharacterLength(char c, float fontSize, string fontName)
{
System.Drawing.Bitmap holderBmp = new System.Drawing.Bitmap(1, 1);
System.Drawing.Graphics g = System.Drawing.Graphics.FromImage(holderBmp);
//bool needRF = needRefresh;
if (c == ' ')
{
}
string text = "" + c;
System.Drawing.SizeF size = g.MeasureString(text,
new System.Drawing.Font(fontName, fontSize));
System.Drawing.Font font = new System.Drawing.Font(fontName, fontSize);
System.Drawing.StringFormat format = new System.Drawing.StringFormat();
format.FormatFlags = System.Drawing.StringFormatFlags.MeasureTrailingSpaces;
System.Drawing.CharacterRange[] ranges = new System.Drawing.CharacterRange[] { new System.Drawing.CharacterRange(0, 1) };
format.SetMeasurableCharacterRanges(ranges);
System.Drawing.Rectangle sdRect = new System.Drawing.Rectangle(0, 0, (int)(size.Width + 0.5), (int)(size.Height + 0.5));
System.Drawing.Region[] regions = g.MeasureCharacterRanges(text, font, sdRect, format);
System.Drawing.RectangleF rectF = regions[0].GetBounds(g);
//needRefresh = needRF;
holderBmp.Dispose();
return((int)(rectF.Width * (c == ' ' ? 1.7 : 1) + 0.5));
}
protected static void DrawString(System.Drawing.Graphics graphics, string s, System.Drawing.Font font, System.Drawing.Brush brush, float x, float y)
{
System.Drawing.StringFormat stringFormat = new System.Drawing.StringFormat(System.Drawing.StringFormat.GenericTypographic);
stringFormat.FormatFlags = stringFormat.FormatFlags | System.Drawing.StringFormatFlags.MeasureTrailingSpaces;
stringFormat.SetMeasurableCharacterRanges(new System.Drawing.CharacterRange[] { new System.Drawing.CharacterRange(0, s.Length) });
stringFormat.SetTabStops(0, new float[] { 5, 10, 15, 20, 25, 30, 35, 40, 45, 50, 55, 60, 65, 70, 75, 80 });
graphics.DrawString(s, font, brush, x, y, stringFormat);
}
public static System.Drawing.SizeF MeasureString(System.Drawing.Graphics graphics, string s, System.Drawing.Font font)
{
System.Drawing.StringFormat stringFormat = new System.Drawing.StringFormat(System.Drawing.StringFormat.GenericTypographic);
stringFormat.FormatFlags = stringFormat.FormatFlags | System.Drawing.StringFormatFlags.MeasureTrailingSpaces;
stringFormat.SetMeasurableCharacterRanges(new System.Drawing.CharacterRange[] { new System.Drawing.CharacterRange(0, s.Length) });
stringFormat.SetTabStops(0, new float[] { 5, 10, 15, 20, 25, 30, 35, 40, 45, 50, 55, 60, 65, 70, 75, 80 });
System.Drawing.Region[] regions = graphics.MeasureCharacterRanges(s, font, new System.Drawing.RectangleF(0, 0, s.Length * font.Height, font.Height), stringFormat);
System.Drawing.RectangleF rect = regions[0].GetBounds(graphics);
return(rect.Size);
}
private void UpdateTextArea(System.Drawing.PointF origin)
{
using (System.Drawing.Graphics g = System.Drawing.Graphics.FromHwnd(System.IntPtr.Zero))
{
System.Drawing.StringFormat sf = (System.Drawing.StringFormat)_format.Clone();
sf.FormatFlags |= System.Drawing.StringFormatFlags.MeasureTrailingSpaces;
sf.Trimming = System.Drawing.StringTrimming.Character;
sf.SetMeasurableCharacterRanges(new System.Drawing.CharacterRange[] { new System.Drawing.CharacterRange(0, _text.Length) });
g.PageUnit = System.Drawing.GraphicsUnit.Point;
g.TextRenderingHint = System.Drawing.Text.TextRenderingHint.AntiAlias;
System.Drawing.SizeF textSize = g.MeasureString(_text, _font, origin, sf);
float x, y;
switch (_format.Alignment)
{
case System.Drawing.StringAlignment.Far:
x = origin.X - textSize.Width;
break;
case System.Drawing.StringAlignment.Center:
x = origin.X - textSize.Width / 2;
break;
case System.Drawing.StringAlignment.Near:
x = origin.X;
break;
default:
throw new Aurigma.GraphicsMill.UnexpectedException();
}
switch (_format.LineAlignment)
{
case System.Drawing.StringAlignment.Far:
y = origin.Y - textSize.Height;
break;
case System.Drawing.StringAlignment.Center:
y = origin.Y - textSize.Height / 2;
break;
case System.Drawing.StringAlignment.Near:
y = origin.Y;
break;
default:
throw new Aurigma.GraphicsMill.UnexpectedException();
}
_textArea = new System.Drawing.RectangleF(x, y, textSize.Width, textSize.Height);
}
}
private CharSize InternalMeasureChar(char ch)
{
Debug.Assert(CharUtil.CanDraw(ch));
using (var sf = new System.Drawing.StringFormat(System.Drawing.StringFormat.GenericTypographic))
{
var g = _measureCharOffscreen.Graphics;
sf.SetMeasurableCharacterRanges(new[] { new System.Drawing.CharacterRange(0, 1) });
var text = ch + "a"; // 文字がスペースの場合にサイズが0になってしまうので、その回避
var regions = g.MeasureCharacterRanges(text, _font, new System.Drawing.RectangleF(0, 0, 1000, 1000), sf);
System.Drawing.RectangleF rect = regions[0].GetBounds(g);
return(new CharSize(rect.Width, rect.Height));
}
}
private System.Drawing.SizeF MeasureString(string s, System.Drawing.Graphics g, System.Drawing.Font drawFont, System.Drawing.StringFormat drawFormat)
{
if (s == null || s.Length == 0)
{
return(System.Drawing.SizeF.Empty);
}
System.Drawing.CharacterRange[] cr = { new System.Drawing.CharacterRange(0, s.Length) };
drawFormat.SetMeasurableCharacterRanges(cr);
System.Drawing.Region[] rs = new System.Drawing.Region[1];
rs = g.MeasureCharacterRanges(s, drawFont, new System.Drawing.RectangleF(0, 0, float.MaxValue, float.MaxValue),
drawFormat);
System.Drawing.RectangleF mr = rs[0].GetBounds(g);
return(new System.Drawing.SizeF(mr.Width, mr.Height));
}
/// <summary>
/// Measures the location of words within a string; limited by .Net 1.1 to 32 words
/// MEASUREMAX is a constant that defines that limit
/// </summary>
/// <param name="s"></param>
/// <param name="g"></param>
/// <param name="drawFont"></param>
/// <param name="drawFormat"></param>
/// <param name="cra"></param>
/// <returns></returns>
private WordStartFinish[] MeasureString32(string s, System.Drawing.Graphics g, System.Drawing.Font drawFont, System.Drawing.StringFormat drawFormat, System.Drawing.CharacterRange[] cra)
{
if (s == null || s.Length == 0)
{
return(null);
}
drawFormat.SetMeasurableCharacterRanges(cra);
System.Drawing.Region[] rs = new System.Drawing.Region[cra.Length];
rs = g.MeasureCharacterRanges(s, drawFont, new System.Drawing.RectangleF(0, 0, float.MaxValue, float.MaxValue),
drawFormat);
WordStartFinish[] sz = new WordStartFinish[cra.Length];
int isz = 0;
foreach (System.Drawing.Region r in rs)
{
System.Drawing.RectangleF mr = r.GetBounds(g);
sz[isz].start = RSize.PointsFromPixels(g, mr.Left);
sz[isz].end = RSize.PointsFromPixels(g, mr.Right);
isz++;
}
return(sz);
}
/// <summary>
/// Gets the rectangle taken up by the rendered text.
/// </summary>
/// <param name="text">The text to render</param>
/// <param name="font">The font to render the text in</param>
/// <returns>The rectangle taken up by rendering the text</returns>
private static SysSystem.Drawing.RectangleF GetTextRectangle(string text, SysSystem.Drawing.Font font)
{
// Create a small bitmap just to get a device context
SysSystem.Drawing.Bitmap tmpBitmap = new SysSystem.Drawing.Bitmap(1, 1);
using (SysSystem.Drawing.Graphics g = SysSystem.Drawing.Graphics.FromImage(tmpBitmap))
using (SysSystem.Drawing.StringFormat stringFormat = new SysSystem.Drawing.StringFormat())
{
stringFormat.Alignment = SysSystem.Drawing.StringAlignment.Near;
stringFormat.Trimming = SysSystem.Drawing.StringTrimming.None;
stringFormat.FormatFlags = SysSystem.Drawing.StringFormatFlags.NoClip | SysSystem.Drawing.StringFormatFlags.NoWrap;
// Do a small rectangle. The size will be ignored with the flags being used
SysSystem.Drawing.RectangleF rectangle = new SysSystem.Drawing.RectangleF(0, 0, 1, 1);
// Set the stringFormat for measuring the first character
SysSystem.Drawing.CharacterRange[] characterRanges = { new SysSystem.Drawing.CharacterRange(0, text.Length) };
stringFormat.SetMeasurableCharacterRanges(characterRanges);
SysSystem.Drawing.Region[] stringRegions = g.MeasureCharacterRanges(text, font, rectangle, stringFormat);
// Draw rectangle for first measured range.
return(stringRegions[0].GetBounds(g));
}
}
private System.Drawing.Point GetDrawStringOffset(System.Drawing.Graphics CurGraphics, System.Int32 X, System.Int32 Y, System.Char CurChar)
{
//prntSome.printSome("GetDrawStringOffset");
// DrawString doesn't actually print where you tell it to but instead consistently prints
// with an offset. This is annoying when the other draw commands do not print with an offset
// this method returns a point defining the offset so we can take it off the printstring command.
System.Drawing.CharacterRange[] characterRanges =
{
new System.Drawing.CharacterRange(0, 1)
};
System.Drawing.RectangleF layoutRect = new System.Drawing.RectangleF (X, Y, 100, 100);
System.Drawing.StringFormat stringFormat = new System.Drawing.StringFormat();
stringFormat.SetMeasurableCharacterRanges(characterRanges);
System.Drawing.Region[] stringRegions = new System.Drawing.Region[1];
stringRegions = CurGraphics.MeasureCharacterRanges(
CurChar.ToString (),
this.Font,
layoutRect,
stringFormat);
System.Drawing.RectangleF measureRect1 = stringRegions[0].GetBounds (CurGraphics);
return new System.Drawing.Point ((int) (measureRect1.X + 0.5), (int) (measureRect1.Y + 0.5));
}
/// <summary>
/// Gets the rectangle taken up by the rendered text.
/// </summary>
/// <param name="text">The text to render</param>
/// <param name="font">The font to render the text in</param>
/// <returns>The rectangle taken up by rendering the text</returns>
private static SysSystem.Drawing.RectangleF GetTextRectangle(string text, SysSystem.Drawing.Font font)
{
// Create a small bitmap just to get a device context
SysSystem.Drawing.Bitmap tmpBitmap = new SysSystem.Drawing.Bitmap(1, 1);
using (SysSystem.Drawing.Graphics g = SysSystem.Drawing.Graphics.FromImage(tmpBitmap))
using (SysSystem.Drawing.StringFormat stringFormat = new SysSystem.Drawing.StringFormat())
{
stringFormat.Alignment = SysSystem.Drawing.StringAlignment.Near;
stringFormat.Trimming = SysSystem.Drawing.StringTrimming.None;
stringFormat.FormatFlags = SysSystem.Drawing.StringFormatFlags.NoClip | SysSystem.Drawing.StringFormatFlags.NoWrap;
// Do a small rectangle. The size will be ignored with the flags being used
SysSystem.Drawing.RectangleF rectangle = new SysSystem.Drawing.RectangleF(0, 0, 1, 1);
// Set the stringFormat for measuring the first character
SysSystem.Drawing.CharacterRange[] characterRanges ={ new SysSystem.Drawing.CharacterRange(0, text.Length) };
stringFormat.SetMeasurableCharacterRanges(characterRanges);
SysSystem.Drawing.Region[] stringRegions = g.MeasureCharacterRanges(text, font, rectangle, stringFormat);
// Draw rectangle for first measured range.
return stringRegions[0].GetBounds(g);
}
}