public BarCodeRenderInfo(XGraphics gfx, XBrush brush, XFont font, XPoint position)
{
Gfx = gfx;
Brush = brush;
Font = font;
Position = position;
}
///<summary>The pdfSharp version of drawstring. g is used for measurement. scaleToPix scales xObjects to pixels.</summary>
public static void DrawStringX(XGraphics xg,Graphics g,double scaleToPix,string str,XFont xfont,XBrush xbrush,XRect xbounds, XStringAlignment sa) {
//There are two coordinate systems here: pixels (used by us) and points (used by PdfSharp).
//MeasureString and ALL related measurement functions must use pixels.
//DrawString is the ONLY function that uses points.
//pixels:
Rectangle bounds=new Rectangle((int)(scaleToPix*xbounds.Left),
(int)(scaleToPix*xbounds.Top),
(int)(scaleToPix*xbounds.Width),
(int)(scaleToPix*xbounds.Height));
FontStyle fontstyle=FontStyle.Regular;
if(xfont.Style==XFontStyle.Bold) {
fontstyle=FontStyle.Bold;
}
//pixels: (except Size is em-size)
Font font=new Font(xfont.Name,(float)xfont.Size,fontstyle);
//pixels:
SizeF fit=new SizeF((float)(bounds.Width-rightPad),(float)(font.Height));
StringFormat format=StringFormat.GenericTypographic;
//pixels:
float pixelsPerLine=LineSpacingForFont(font.Name) * (float)font.Height;
float lineIdx=0;
int chars;
int lines;
//points:
RectangleF layoutRectangle;
for(int ix=0;ix<str.Length;ix+=chars) {
if(bounds.Y+topPad+pixelsPerLine*lineIdx>bounds.Bottom) {
break;
}
//pixels:
g.MeasureString(str.Substring(ix),font,fit,format,out chars,out lines);
//PdfSharp isn't smart enough to cut off the lower half of a line.
//if(bounds.Y+topPad+pixelsPerLine*lineIdx+font.Height > bounds.Bottom) {
// layoutH=bounds.Bottom-(bounds.Y+topPad+pixelsPerLine*lineIdx);
//}
//else {
// layoutH=font.Height+2;
//}
//use points here:
float adjustTextDown=10f;//this value was arrived at by trial and error.
layoutRectangle=new RectangleF(
(float)xbounds.X,
//(float)(xbounds.Y+(float)topPad/scaleToPix+(pixelsPerLine/scaleToPix)*lineIdx),
(float)(xbounds.Y+adjustTextDown+(pixelsPerLine/scaleToPix)*lineIdx),
(float)xbounds.Width+50,//any amount of extra padding here will not cause malfunction
0);//layoutH);
XStringFormat sf=XStringFormats.Default;
sf.Alignment=sa;
//sf.LineAlignment= XLineAlignment.Near;
//xg.DrawString(str.Substring(ix,chars),xfont,xbrush,layoutRectangle,sf);
xg.DrawString(str.Substring(ix,chars),xfont,xbrush,(double)layoutRectangle.Left,(double)layoutRectangle.Top,sf);
lineIdx+=1;
}
}
/// <summary>
/// Renders the OMR code.
/// </summary>
protected internal override void Render(XGraphics gfx, XBrush brush, XFont font, XPoint position)
{
XGraphicsState state = gfx.Save();
switch (this.direction)
{
case CodeDirection.RightToLeft:
gfx.RotateAtTransform(180, position);
break;
case CodeDirection.TopToBottom:
gfx.RotateAtTransform(90, position);
break;
case CodeDirection.BottomToTop:
gfx.RotateAtTransform(-90, position);
break;
}
//XPoint pt = center - this.size / 2;
XPoint pt = position - CodeBase.CalcDistance(AnchorType.TopLeft, this.anchor, this.size);
uint value;
uint.TryParse(this.text, out value);
#if true
// HACK: Project Wallenwein: set LK
value |= 1;
this.synchronizeCode = true;
#endif
if (this.synchronizeCode)
{
XRect rect = new XRect(pt.x, pt.y, this.makerThickness, this.size.height);
gfx.DrawRectangle(brush, rect);
pt.x += 2 * this.makerDistance;
}
for (int idx = 0; idx < 32; idx++)
{
if ((value & 1) == 1)
{
XRect rect = new XRect(pt.x + idx * this.makerDistance, pt.y, this.makerThickness, this.size.height);
gfx.DrawRectangle(brush, rect);
}
value = value >> 1;
}
gfx.Restore(state);
}
void ElliottsDiagramCalculation()
{
//Decide Zone for both figures from this calculation
zone = "Non-Explosive Zone";
brush = XBrushes.Green;
}
/// <summary>
/// Draws the specified bar code.
/// </summary>
public void DrawBarCode(BarCodes.BarCode barcode, XBrush brush, XFont font, XPoint position)
{
barcode.Render(this, brush, font, position);
}
/// <summary>
/// Draws the specified text string.
/// </summary>
public void DrawString(string s, XFont font, XBrush brush, RectangleF layoutRectangle, XStringFormat format)
{
DrawString(s, font, brush, new XRect(layoutRectangle), format);
}
/// <summary>
/// Draws the specified text string.
/// </summary>
public void DrawString(string s, XFont font, XBrush brush, double x, double y, XStringFormat format)
{
DrawString(s, font, brush, new XRect(x, y, 0, 0), format);
}
// ----- DrawString ---------------------------------------------------------------------------
#if GDI
/// <summary>
/// Draws the specified text string.
/// </summary>
public void DrawString(string s, XFont font, XBrush brush, PointF point)
{
DrawString(s, font, brush, new XRect(point.X, point.Y, 0, 0), XStringFormats.Default);
}
// ----- fill -----
/// <summary>
/// Draws a graphical path.
/// </summary>
public void DrawPath(XBrush brush, XGraphicsPath path)
{
if (brush == null)
throw new ArgumentNullException("brush");
if (path == null)
throw new ArgumentNullException("path");
if (this.drawGraphics)
{
#if GDI
if (this.targetContext == XGraphicTargetContext.GDI)
this.gfx.FillPath(brush.RealizeGdiBrush(), path.gdipPath);
#endif
#if WPF
if (this.targetContext == XGraphicTargetContext.WPF)
this.dc.DrawGeometry(brush.RealizeWpfBrush(), null, path.pathGeometry);
#endif
}
if (this.renderer != null)
this.renderer.DrawPath(null, brush, path);
}
/// <summary>
/// Draws a closed cardinal spline defined by an array of points.
/// </summary>
public void DrawClosedCurve(XBrush brush, System.Windows.Point[] points)
{
DrawClosedCurve(null, brush, MakeXPointArray(points), XFillMode.Alternate, 0.5);
}
/// <summary>
/// Draws a pie defined by an ellipse.
/// </summary>
public void DrawPie(XPen pen, XBrush brush, double x, double y, double width, double height, double startAngle, double sweepAngle)
{
if (pen == null && brush == null)
throw new ArgumentNullException("pen", PSSR.NeedPenOrBrush);
if (this.drawGraphics)
{
#if GDI
if (this.targetContext == XGraphicTargetContext.GDI)
{
this.gfx.FillPie(brush.RealizeGdiBrush(), (float)x, (float)y, (float)width, (float)height, (float)startAngle, (float)sweepAngle);
this.gfx.DrawPie(pen.RealizeGdiPen(), (float)x, (float)y, (float)width, (float)height, (float)startAngle, (float)sweepAngle);
}
#endif
#if WPF
if (this.targetContext == XGraphicTargetContext.WPF)
{
#if !SILVERLIGHT
System.Windows.Media.Brush wpfBrush = brush != null ? brush.RealizeWpfBrush() : null;
System.Windows.Media.Pen wpfPen = pen != null ? pen.RealizeWpfPen() : null;
System.Windows.Point center = new System.Windows.Point(x + width / 2, y + height / 2);
System.Windows.Point startArc;
ArcSegment arc = GeometryHelper.CreateArcSegment(x, y, width, height, startAngle, sweepAngle, out startArc);
PathFigure figure = new PathFigure();
figure.StartPoint = center;
figure.Segments.Add(new LineSegment(startArc, true));
figure.Segments.Add(arc);
figure.IsClosed = true;
PathGeometry geo = new PathGeometry();
geo.Figures.Add(figure);
this.dc.DrawGeometry(wpfBrush, wpfPen, geo);
#else
// AGHACK
#endif
}
#endif
}
if (this.renderer != null)
this.renderer.DrawPie(pen, brush, x, y, width, height, startAngle, sweepAngle);
}
/// <summary>
/// Draws a pie defined by an ellipse.
/// </summary>
public void DrawPie(XPen pen, XBrush brush, int x, int y, int width, int height, int startAngle, int sweepAngle)
{
DrawPie(pen, brush, (double)x, (double)y, (double)width, (double)height, (double)startAngle, (double)sweepAngle);
}
/// <summary>
/// Draws a pie defined by an ellipse.
/// </summary>
public void DrawPie(XPen pen, XBrush brush, XRect rect, double startAngle, double sweepAngle)
{
DrawPie(pen, brush, rect.X, rect.Y, rect.Width, rect.Height, startAngle, sweepAngle);
}
/// <summary>
/// Draws a pie defined by an ellipse.
/// </summary>
public void DrawPie(XBrush brush, double x, double y, double width, double height, double startAngle, double sweepAngle)
{
if (brush == null)
throw new ArgumentNullException("brush", PSSR.NeedPenOrBrush);
if (this.drawGraphics)
{
#if GDI
if (this.targetContext == XGraphicTargetContext.GDI)
this.gfx.FillPie(brush.RealizeGdiBrush(), (float)x, (float)y, (float)width, (float)height, (float)startAngle, (float)sweepAngle);
#endif
#if WPF
if (this.targetContext == XGraphicTargetContext.WPF)
DrawPie(null, brush, x, y, width, height, startAngle, sweepAngle);
#endif
}
if (this.renderer != null)
this.renderer.DrawPie(null, brush, x, y, width, height, startAngle, sweepAngle);
}
/// <summary>
/// Draws a pie defined by an ellipse.
/// </summary>
public void DrawPie(XBrush brush, RectangleF rect, double startAngle, double sweepAngle)
{
DrawPie(brush, rect.X, rect.Y, rect.Width, rect.Height, startAngle, sweepAngle);
}
/// <summary>
/// Draws a closed cardinal spline defined by an array of points.
/// </summary>
public void DrawClosedCurve(XPen pen, XBrush brush, PointF[] points, XFillMode fillmode, double tension)
{
DrawClosedCurve(pen, brush, MakeXPointArray(points), fillmode, tension);
}
/// <summary>
/// Draws a closed cardinal spline defined by an array of points.
/// </summary>
public void DrawClosedCurve(XPen pen, XBrush brush, XPoint[] points, XFillMode fillmode, double tension)
{
if (pen == null && brush == null)
throw new ArgumentNullException("pen and brush", PSSR.NeedPenOrBrush);
int count = points.Length;
if (count == 0)
return;
if (count < 2)
throw new ArgumentException("Not enough points.", "points");
if (this.drawGraphics)
{
#if GDI
if (this.targetContext == XGraphicTargetContext.GDI)
{
if (brush != null)
this.gfx.FillClosedCurve(brush.RealizeGdiBrush(), MakePointFArray(points), (FillMode)fillmode, (float)tension);
if (pen != null)
{
// The fillmode is not used by DrawClosedCurve
this.gfx.DrawClosedCurve(pen.RealizeGdiPen(), MakePointFArray(points), (float)tension, (FillMode)fillmode);
}
}
#endif
#if WPF
if (this.targetContext == XGraphicTargetContext.WPF)
{
#if !SILVERLIGHT
tension /= 3; // Simply tried out. Not proofed why it is correct.
PathFigure figure = new PathFigure();
figure.IsClosed = true;
figure.StartPoint = new System.Windows.Point(points[0].x, points[0].y);
if (count == 2)
{
figure.Segments.Add(GeometryHelper.CreateCurveSegment(points[0], points[0], points[1], points[1], tension));
}
else
{
figure.Segments.Add(GeometryHelper.CreateCurveSegment(points[count - 1], points[0], points[1], points[2], tension));
for (int idx = 1; idx < count - 2; idx++)
figure.Segments.Add(GeometryHelper.CreateCurveSegment(points[idx - 1], points[idx], points[idx + 1], points[idx + 2], tension));
figure.Segments.Add(GeometryHelper.CreateCurveSegment(points[count - 3], points[count - 2], points[count - 1], points[0], tension));
figure.Segments.Add(GeometryHelper.CreateCurveSegment(points[count - 2], points[count - 1], points[0], points[1], tension));
}
PathGeometry geo = new PathGeometry();
geo.FillRule = fillmode == XFillMode.Alternate ? FillRule.EvenOdd : FillRule.Nonzero;
geo.Figures.Add(figure);
System.Windows.Media.Brush wpfBrush = brush != null ? brush.RealizeWpfBrush() : null;
System.Windows.Media.Pen wpfPen = pen != null ? pen.RealizeWpfPen() : null;
this.dc.DrawGeometry(wpfBrush, wpfPen, geo);
#else
// AGHACK
#endif
}
#endif
}
if (this.renderer != null)
this.renderer.DrawClosedCurve(pen, brush, points, tension, fillmode);
}
/// <summary>
/// Draws a closed cardinal spline defined by an array of points.
/// </summary>
public void DrawClosedCurve(XBrush brush, PointF[] points, XFillMode fillmode)
{
DrawClosedCurve(null, brush, MakeXPointArray(points), fillmode, 0.5);
}
// ----- stroke and fill -----
/// <summary>
/// Draws a graphical path.
/// </summary>
public void DrawPath(XPen pen, XBrush brush, XGraphicsPath path)
{
if (pen == null && brush == null)
throw new ArgumentNullException("pen and brush", PSSR.NeedPenOrBrush);
if (path == null)
throw new ArgumentNullException("path");
if (this.drawGraphics)
{
#if GDI
if (this.targetContext == XGraphicTargetContext.GDI)
{
if (brush != null)
this.gfx.FillPath(brush.RealizeGdiBrush(), path.gdipPath);
if (pen != null)
this.gfx.DrawPath(pen.RealizeGdiPen(), path.gdipPath);
}
#endif
#if WPF
if (this.targetContext == XGraphicTargetContext.WPF)
{
System.Windows.Media.Brush wpfBrush = brush != null ? brush.RealizeWpfBrush() : null;
System.Windows.Media.Pen wpfPen = pen != null ? pen.RealizeWpfPen() : null;
this.dc.DrawGeometry(wpfBrush, wpfPen, path.pathGeometry);
}
#endif
}
if (this.renderer != null)
this.renderer.DrawPath(pen, brush, path);
}
/// <summary>
/// Draws a closed cardinal spline defined by an array of points.
/// </summary>
public void DrawClosedCurve(XBrush brush, System.Windows.Point[] points, XFillMode fillmode, double tension)
{
DrawClosedCurve(null, brush, MakeXPointArray(points), fillmode, tension);
}
/// <summary>
/// Draws the specified text string.
/// </summary>
public void DrawString(string s, XFont font, XBrush brush, XPoint point, XStringFormat format)
{
DrawString(s, font, brush, new XRect(point.X, point.Y, 0, 0), format);
}
/// <summary>
/// Draws a closed cardinal spline defined by an array of points.
/// </summary>
public void DrawClosedCurve(XBrush brush, XPoint[] points, XFillMode fillmode, double tension)
{
DrawClosedCurve(null, brush, points, fillmode, tension);
// if (brush == null)
// throw new ArgumentNullException("brush");
// if (this.drawGraphics)
// {
//#if GDI
// if (this.targetContext == XGraphicTargetContext.GDI)
// this.gfx.FillClosedCurve(brush.RealizeGdiBrush(), MakePointFArray(points), (FillMode)fillmode, (float)tension);
//#endif
//#if WPF
// if (this.targetContext == XGraphicTargetContext.WPF)
// {
// // throw new NotImplementedException("TODO");
// }
//#endif
// }
// if (this.renderer != null)
// this.renderer.DrawClosedCurve(null, brush, points, tension, fillmode);
}
/// <summary>
/// Draws the specified text string.
/// </summary>
public void DrawString(string s, XFont font, XBrush brush, XRect layoutRectangle)
{
DrawString(s, font, brush, layoutRectangle, XStringFormats.Default);
}
/// <summary>
/// Draws a closed cardinal spline defined by an array of points.
/// </summary>
public void DrawClosedCurve(XPen pen, XBrush brush, PointF[] points)
{
DrawClosedCurve(pen, brush, MakeXPointArray(points), XFillMode.Alternate, 0.5);
}
/// <summary>
/// Draws the specified text string.
/// </summary>
public void DrawString(string text, XFont font, XBrush brush, XRect layoutRectangle, XStringFormat format)
{
if (text == null)
throw new ArgumentNullException("text");
if (font == null)
throw new ArgumentNullException("font");
if (brush == null)
throw new ArgumentNullException("brush");
if (format != null && format.LineAlignment == XLineAlignment.BaseLine && layoutRectangle.Height != 0)
throw new InvalidOperationException("DrawString: With XLineAlignment.BaseLine the height of the layout rectangle must be 0.");
if (text.Length == 0)
return;
if (format == null)
format = XStringFormats.Default;
if (this.drawGraphics)
{
#if GDI
if (this.targetContext == XGraphicTargetContext.GDI)
{
RectangleF rect = layoutRectangle.ToRectangleF();
if (format.LineAlignment == XLineAlignment.BaseLine)
{
double lineSpace = font.GetHeight(this);
int cellSpace = font.FontFamily.GetLineSpacing(font.Style);
int cellAscent = font.FontFamily.GetCellAscent(font.Style);
int cellDescent = font.FontFamily.GetCellDescent(font.Style);
double cyAscent = lineSpace * cellAscent / cellSpace;
cyAscent = lineSpace * font.cellAscent / font.cellSpace;
rect.Offset(0, (float)-cyAscent);
}
this.gfx.DrawString(text, font.RealizeGdiFont(), brush.RealizeGdiBrush(), rect,
format != null ? format.RealizeGdiStringFormat() : null);
}
#endif
#if WPF
if (this.targetContext == XGraphicTargetContext.WPF)
{
#if !SILVERLIGHT
double x = layoutRectangle.X;
double y = layoutRectangle.Y;
double lineSpace = font.GetHeight(this);
double cyAscent = lineSpace * font.cellAscent / font.cellSpace;
double cyDescent = lineSpace * font.cellDescent / font.cellSpace;
bool bold = (font.Style & XFontStyle.Bold) != 0;
bool italic = (font.Style & XFontStyle.Italic) != 0;
bool strikeout = (font.Style & XFontStyle.Strikeout) != 0;
bool underline = (font.Style & XFontStyle.Underline) != 0;
//FormattedText formattedText = new FormattedText(text, new CultureInfo("en-us"), // WPFHACK
// FlowDirection.LeftToRight, font.typeface, font.Size, brush.RealizeWpfBrush());
FormattedText formattedText = FontHelper.CreateFormattedText(text, font.typeface, font.Size, brush.RealizeWpfBrush());
//formattedText.SetTextDecorations(TextDecorations.OverLine);
switch (format.Alignment)
{
case XStringAlignment.Near:
// nothing to do, this is the default
//formattedText.TextAlignment = TextAlignment.Left;
break;
case XStringAlignment.Center:
x += layoutRectangle.Width / 2;
formattedText.TextAlignment = TextAlignment.Center;
break;
case XStringAlignment.Far:
x += layoutRectangle.Width;
formattedText.TextAlignment = TextAlignment.Right;
break;
}
if (PageDirection == XPageDirection.Downwards)
{
switch (format.LineAlignment)
{
case XLineAlignment.Near:
//y += cyAscent;
break;
case XLineAlignment.Center:
// TODO use CapHeight. PDFlib also uses 3/4 of ascent
y += -formattedText.Baseline + (cyAscent * 1 / 3) + layoutRectangle.Height / 2;
//y += -formattedText.Baseline + (font.Size * font.Metrics.CapHeight / font.unitsPerEm / 2) + layoutRectangle.Height / 2;
break;
case XLineAlignment.Far:
y += -formattedText.Baseline - cyDescent + layoutRectangle.Height;
break;
case XLineAlignment.BaseLine:
y -= formattedText.Baseline;
break;
}
}
else
{
// TODOWPF: make unit test
switch (format.LineAlignment)
{
case XLineAlignment.Near:
//y += cyDescent;
break;
case XLineAlignment.Center:
// TODO use CapHeight. PDFlib also uses 3/4 of ascent
//y += -(cyAscent * 3 / 4) / 2 + rect.Height / 2;
break;
case XLineAlignment.Far:
//y += -cyAscent + rect.Height;
break;
case XLineAlignment.BaseLine:
// nothing to do
break;
}
}
//if (bold && !descriptor.IsBoldFace)
//{
// // TODO: emulate bold by thicker outline
//}
//if (italic && !descriptor.IsBoldFace)
//{
// // TODO: emulate italic by shearing transformation
//}
if (underline)
{
formattedText.SetTextDecorations(TextDecorations.Underline);
//double underlinePosition = lineSpace * realizedFont.FontDescriptor.descriptor.UnderlinePosition / font.cellSpace;
//double underlineThickness = lineSpace * realizedFont.FontDescriptor.descriptor.UnderlineThickness / font.cellSpace;
//DrawRectangle(null, brush, x, y - underlinePosition, width, underlineThickness);
}
if (strikeout)
{
formattedText.SetTextDecorations(TextDecorations.Strikethrough);
//double strikeoutPosition = lineSpace * realizedFont.FontDescriptor.descriptor.StrikeoutPosition / font.cellSpace;
//double strikeoutSize = lineSpace * realizedFont.FontDescriptor.descriptor.StrikeoutSize / font.cellSpace;
//DrawRectangle(null, brush, x, y - strikeoutPosition - strikeoutSize, width, strikeoutSize);
}
//this.dc.DrawText(formattedText, layoutRectangle.Location.ToPoint());
this.dc.DrawText(formattedText, new System.Windows.Point(x, y));
#else
dc.DrawString(this, text, font, brush, layoutRectangle, format);
#endif
}
#endif
}
if (this.renderer != null)
this.renderer.DrawString(text, font, brush, layoutRectangle, format);
}
/// <summary>
/// Draws a closed cardinal spline defined by an array of points.
/// </summary>
public void DrawClosedCurve(XPen pen, XBrush brush, XPoint[] points)
{
DrawClosedCurve(pen, brush, points, XFillMode.Alternate, 0.5);
}
/// <summary>
/// Draws the specified data matrix code.
/// </summary>
public void DrawMatrixCode(BarCodes.MatrixCode matrixcode, XBrush brush, XPoint position)
{
matrixcode.Render(this, brush, position);
}
/// <summary>
/// Draws a closed cardinal spline defined by an array of points.
/// </summary>
public void DrawClosedCurve(XPen pen, XBrush brush, System.Windows.Point[] points, XFillMode fillmode)
{
DrawClosedCurve(pen, brush, MakeXPointArray(points), fillmode, 0.5);
}
/// <summary> /// When defined in a derived class renders the code. /// </summary> protected internal abstract void Render(XGraphics gfx, XBrush brush, XFont font, XPoint position);
/// <summary>
/// Draws a closed cardinal spline defined by an array of points.
/// </summary>
public void DrawClosedCurve(XPen pen, XBrush brush, XPoint[] points, XFillMode fillmode)
{
DrawClosedCurve(pen, brush, points, fillmode, 0.5);
}