private void DrawEllipse(PageEllipse pe, Graphics g, RectangleF r)
{
StyleInfo si = pe.SI;
if (!si.BackgroundColor.IsEmpty)
{
g.FillEllipse(new SolidBrush(si.BackgroundColor), r);
}
if (si.BStyleTop != BorderStyleEnum.None)
{
Pen p = new Pen(si.BColorTop, si.BWidthTop);
switch (si.BStyleTop)
{
case BorderStyleEnum.Dashed:
p.DashStyle = DashStyle.Dash;
break;
case BorderStyleEnum.Dotted:
p.DashStyle = DashStyle.Dot;
break;
case BorderStyleEnum.Double:
case BorderStyleEnum.Groove:
case BorderStyleEnum.Inset:
case BorderStyleEnum.Solid:
case BorderStyleEnum.Outset:
case BorderStyleEnum.Ridge:
case BorderStyleEnum.WindowInset:
default:
p.DashStyle = DashStyle.Solid;
break;
}
g.DrawEllipse(p, r);
}
}
private void DoInstructions(Single Xp, Single Yp, Single Wid, Single Hgt, Brush b)
{
switch (b.GetType().Name)
{
case "SolidBrush":
System.Drawing.SolidBrush theBrush = (System.Drawing.SolidBrush)b;
Color col = theBrush.Color;
PageEllipse pl = new PageEllipse();
pl.X = X + Xp * SCALEFACTOR;
pl.Y = Y + Yp * SCALEFACTOR;
pl.W = Wid * SCALEFACTOR;
pl.H = Hgt * SCALEFACTOR;
StyleInfo SI = new StyleInfo();
SI.BackgroundColor = col;
pl.SI = SI;
items.Add(pl);
//Lines.AppendFormat("\r\n"); //CrLf
//Lines.AppendFormat("q\t"); //Push graphics state onto stack
//Lines.AppendFormat("{0} w\t", 1 * ScaleX); //set width of path
//Lines.AppendFormat("{0} {1} {2} RG\t", Math.Round(theBrush.Color.R / 255.0, 3), Math.Round(theBrush.Color.G / 255.0, 3), Math.Round(theBrush.Color.B / 255.0, 3)); //Set RGB colours
//Lines.AppendFormat("{0} {1} {2} rg\t", Math.Round(theBrush.Color.R / 255.0, 3), Math.Round(theBrush.Color.G / 255.0, 3), Math.Round(theBrush.Color.B / 255.0, 3)); //Set RGB colours
////Need some bezier curves to draw an ellipse.. we can't draw a circle, but we can get close.
//Double k = 0.5522847498;
//Double RadiusX = (Wid / 2.0) * ScaleX;
//Double RadiusY = (Hgt / 2.0) * ScaleY;
//Double Y4 = Y + Height - Yp * ScaleY;
//Double X1 = Xp * ScaleX + X;
//Double Y1 = Y4 - RadiusY;
//Double X4 = X1 + RadiusX;
//Lines.AppendFormat("{0} {1} m\t", X1, Y1);//FirstPoint..
//Double kRy = k * RadiusY;
//Double kRx = k * RadiusX;
////Control Point 1 will be on the same X as point 1 and be -kRy Y
//Double X2 = X1;
//Double Y2 = Y1 + kRy;
//Double X3 = X4 - kRx;
//Double Y3 = Y4;
//Lines.AppendFormat("{0} {1} {2} {3} {4} {5} c\t", X2, Y2, X3, Y3, X4, Y4); //Upper Left Quadrant
//X1 += 2 * RadiusX;
//X2 = X1;
//X3 += 2 * kRx;
//Lines.AppendFormat("{0} {1} {2} {3} {4} {5} c\t", X3, Y3, X2, Y2, X1, Y1); //Upper Right Quadrant
//Y2 -= 2 * kRy;
//Y3 -= 2 * RadiusY;
//Y4 = Y3;
//Lines.AppendFormat("{0} {1} {2} {3} {4} {5} c\t", X2, Y2, X3, Y3, X4, Y4); //Lower Right Quadrant
//X1 -= 2 * RadiusX;
//X2 = X1;
//X3 -= 2 * kRx;
//Lines.AppendFormat("{0} {1} {2} {3} {4} {5} c\t", X3, Y3, X2, Y2, X1, Y1); //Lower Right Quadrant
//Lines.AppendFormat("f\t");//fill path
//Lines.AppendFormat("Q\t");//Pop graphics state from stack
break;
}
}
private void ProcessPage(Graphics g, IEnumerable p)
{
foreach (PageItem pi in p)
{
if (pi is PageTextHtml)
{ // PageTextHtml is actually a composite object (just like a page)
ProcessHtml(pi as PageTextHtml, g);
continue;
}
if (pi is PageLine)
{
PageLine pl = pi as PageLine;
DrawLine(
pl.SI.BColorLeft, pl.SI.BStyleLeft, pl.SI.BWidthLeft,
g, PixelsX(pl.X), PixelsY(pl.Y), PixelsX(pl.X2), PixelsY(pl.Y2)
);
continue;
}
RectangleF rect = new RectangleF(PixelsX(pi.X), PixelsY(pi.Y), PixelsX(pi.W), PixelsY(pi.H));
if (pi.SI.BackgroundImage != null)
{ // put out any background image
PageImage i = pi.SI.BackgroundImage;
DrawImage(i, g, rect);
}
if (pi is PageText)
{
PageText pt = pi as PageText;
DrawString(pt, g, rect);
}
else if (pi is PageImage)
{
PageImage i = pi as PageImage;
DrawImage(i, g, rect);
}
else if (pi is PageRectangle)
{
this.DrawBackground(g, rect, pi.SI);
}
else if (pi is PageEllipse)
{
PageEllipse pe = pi as PageEllipse;
DrawEllipse(pe, g, rect);
}
else if (pi is PagePie)
{
PagePie pp = pi as PagePie;
DrawPie(pp, g, rect);
}
else if (pi is PagePolygon)
{
PagePolygon ppo = pi as PagePolygon;
FillPolygon(ppo, g, rect);
}
else if (pi is PageCurve)
{
PageCurve pc = pi as PageCurve;
DrawCurve(pc.SI.BColorLeft, pc.SI.BStyleLeft, pc.SI.BWidthLeft,
g, pc.Points, pc.Offset, pc.Tension);
}
DrawBorder(pi, g, rect);
}
}
private void DoEllipse(Pen p, Single Xp, Single Yp, Single Wid, Single Hgt)
{
BorderStyleEnum ls = getLineStyle(p);
Color col = Color.Black;
if (p.Brush.GetType().Name.Equals("SolidBrush"))
{
System.Drawing.SolidBrush theBrush = (System.Drawing.SolidBrush)p.Brush;
col = theBrush.Color;
}
PageEllipse pl = new PageEllipse();
pl.X = X + Xp * SCALEFACTOR;
pl.Y = Y + Yp * SCALEFACTOR;
pl.W = Wid * SCALEFACTOR;
pl.H = Hgt * SCALEFACTOR;
StyleInfo SI = new StyleInfo();
SI.Color = col;
SI.BColorTop = col;
SI.BStyleTop = ls;
SI.BWidthTop = p.Width * SCALEFACTOR;
pl.SI = SI;
items.Add(pl);
//Lines.AppendFormat("\r\n"); //CrLf
//Lines.AppendFormat("q\t"); //Push graphics state onto stack
//Lines.AppendFormat("{0} w\t", p.Width * ScaleX); //set width of path
//Lines.AppendFormat("{0} \t", linestyle); //line style from pen...
//Lines.AppendFormat("{0} {1} {2} RG\t", Math.Round(R / 255.0, 3), Math.Round(G / 255.0, 3), Math.Round(B / 255.0, 3)); //Set RGB colours
//Lines.AppendFormat("{0} {1} {2} rg\t", Math.Round(R / 255.0, 3), Math.Round(G / 255.0, 3), Math.Round(B / 255.0, 3)); //Set RGB colours
////Need some bezier curves to draw an ellipse.. we can't draw a circle, but we can get close.
//Double k = 0.5522847498;
//Double RadiusX = (Wid / 2.0) * ScaleX;
//Double RadiusY = (Hgt / 2.0) * ScaleY;
//Double Y4 = Y + Height - Yp * ScaleY;
//Double X1 = Xp * ScaleX + X;
//Double Y1 = Y4 - RadiusY;
//Double X4 = X1 + RadiusX;
//Lines.AppendFormat("{0} {1} m\t", X1, Y1);//FirstPoint..
//Double kRy = k * RadiusY;
//Double kRx = k * RadiusX;
////Control Point 1 will be on the same X as point 1 and be -kRy Y
//Double X2 = X1;
//Double Y2 = Y1 + kRy;
//Double X3 = X4 - kRx;
//Double Y3 = Y4;
//Lines.AppendFormat("{0} {1} {2} {3} {4} {5} c\t", X2, Y2, X3, Y3, X4, Y4); //Upper Left Quadrant
//X1 += 2 * RadiusX;
//X2 = X1;
//X3 += 2 * kRx;
//Lines.AppendFormat("{0} {1} {2} {3} {4} {5} c\t", X3, Y3, X2, Y2, X1, Y1); //Upper Right Quadrant
//Y2 -= 2 * kRy;
//Y3 -= 2 * RadiusY;
//Y4 = Y3;
//Lines.AppendFormat("{0} {1} {2} {3} {4} {5} c\t", X2, Y2, X3, Y3, X4, Y4); //Lower Right Quadrant
//X1 -= 2 * RadiusX;
//X2 = X1;
//X3 -= 2 * kRx;
//Lines.AppendFormat("{0} {1} {2} {3} {4} {5} c\t", X3, Y3, X2, Y2, X1, Y1); //Lower Right Quadrant
//Lines.AppendFormat("S\t");//Stroke path
//Lines.AppendFormat("Q\t");//Pop graphics state from stack
}
// render all the objects in a page in PDF
private void ProcessPage(Pages pgs, IEnumerable items)
{
foreach (PageItem pi in items)
{
if (pi.SI.BackgroundImage != null)
{ // put out any background image
PageImage bgImg = pi.SI.BackgroundImage;
// elements.AddImage(images, i.Name, content.objectNum, i.SI, i.ImgFormat,
// pi.X, pi.Y, pi.W, pi.H, i.ImageData,i.SamplesW, i.SamplesH, null);
//Duc Phan modified 10 Dec, 2007 to support on background image
float imW = Measurement.PointsFromPixels(bgImg.SamplesW, pgs.G.DpiX);
float imH = Measurement.PointsFromPixels(bgImg.SamplesH, pgs.G.DpiY);
int repeatX = 0;
int repeatY = 0;
float itemW = pi.W - (pi.SI.PaddingLeft + pi.SI.PaddingRight);
float itemH = pi.H - (pi.SI.PaddingTop + pi.SI.PaddingBottom);
switch (bgImg.Repeat)
{
case ImageRepeat.Repeat:
repeatX = (int)Math.Floor(itemW / imW);
repeatY = (int)Math.Floor(itemH / imH);
break;
case ImageRepeat.RepeatX:
repeatX = (int)Math.Floor(itemW / imW);
repeatY = 1;
break;
case ImageRepeat.RepeatY:
repeatY = (int)Math.Floor(itemH / imH);
repeatX = 1;
break;
case ImageRepeat.NoRepeat:
default:
repeatX = repeatY = 1;
break;
}
//make sure the image is drawn at least 1 times
repeatX = Math.Max(repeatX, 1);
repeatY = Math.Max(repeatY, 1);
float currX = pi.X + pi.SI.PaddingLeft;
float currY = pi.Y + pi.SI.PaddingTop;
float startX = currX;
float startY = currY;
for (int i = 0; i < repeatX; i++)
{
for (int j = 0; j < repeatY; j++)
{
currX = startX + i * imW;
currY = startY + j * imH;
elements.AddImage(images, bgImg.Name,
content.objectNum, bgImg.SI, bgImg.ImgFormat,
currX, currY, imW, imH, RectangleF.Empty, bgImg.ImageData, bgImg.SamplesW, bgImg.SamplesH, null, pi.Tooltip);
}
}
}
if (pi is PageTextHtml)
{
PageTextHtml pth = pi as PageTextHtml;
pth.Build(pgs.G);
ProcessPage(pgs, pth);
continue;
}
if (pi is PageText)
{
PageText pt = pi as PageText;
float[] textwidth;
string[] sa = MeasureString(pt, pgs.G, out textwidth);
elements.AddText(pt.X, pt.Y, pt.H, pt.W, sa, pt.SI,
fonts, textwidth, pt.CanGrow, pt.HyperLink, pt.NoClip, pt.Tooltip);
if (pt.Bookmark != null)
{
outline.Bookmarks.Add(new PdfOutlineEntry(anchor, page.objectNum, pt.Bookmark, pt.X, elements.PageSize.yHeight - pt.Y));
}
continue;
}
if (pi is PageLine)
{
PageLine pl = pi as PageLine;
elements.AddLine(pl.X, pl.Y, pl.X2, pl.Y2, pl.SI);
continue;
}
if (pi is PageEllipse)
{
PageEllipse pe = pi as PageEllipse;
elements.AddEllipse(pe.X, pe.Y, pe.H, pe.W, pe.SI, pe.HyperLink);
continue;
}
if (pi is PageImage)
{
PageImage i = pi as PageImage;
//Duc Phan added 20 Dec, 2007 to support sized image
RectangleF r2 = new RectangleF(i.X + i.SI.PaddingLeft, i.Y + i.SI.PaddingTop, i.W - i.SI.PaddingLeft - i.SI.PaddingRight, i.H - i.SI.PaddingTop - i.SI.PaddingBottom);
RectangleF adjustedRect; // work rectangle
RectangleF clipRect = RectangleF.Empty;
switch (i.Sizing)
{
case ImageSizingEnum.AutoSize:
adjustedRect = new RectangleF(r2.Left, r2.Top,
r2.Width, r2.Height);
break;
case ImageSizingEnum.Clip:
adjustedRect = new RectangleF(r2.Left, r2.Top,
Measurement.PointsFromPixels(i.SamplesW, pgs.G.DpiX), Measurement.PointsFromPixels(i.SamplesH, pgs.G.DpiY));
clipRect = new RectangleF(r2.Left, r2.Top,
r2.Width, r2.Height);
break;
case ImageSizingEnum.FitProportional:
float height;
float width;
float ratioIm = (float)i.SamplesH / i.SamplesW;
float ratioR = r2.Height / r2.Width;
height = r2.Height;
width = r2.Width;
if (ratioIm > ratioR)
{ // this means the rectangle width must be corrected
width = height * (1 / ratioIm);
}
else if (ratioIm < ratioR)
{ // this means the rectangle height must be corrected
height = width * ratioIm;
}
adjustedRect = new RectangleF(r2.X, r2.Y, width, height);
break;
case ImageSizingEnum.Fit:
default:
adjustedRect = r2;
break;
}
if (i.ImgFormat == System.Drawing.Imaging.ImageFormat.Wmf || i.ImgFormat == System.Drawing.Imaging.ImageFormat.Emf)
{
//We dont want to add it - its already been broken down into page items;
}
else
{
elements.AddImage(images, i.Name, content.objectNum, i.SI, i.ImgFormat,
adjustedRect.X, adjustedRect.Y, adjustedRect.Width, adjustedRect.Height, clipRect, i.ImageData, i.SamplesW, i.SamplesH, i.HyperLink, i.Tooltip);
}
continue;
}
if (pi is PageRectangle)
{
PageRectangle pr = pi as PageRectangle;
elements.AddRectangle(pr.X, pr.Y, pr.H, pr.W, pi.SI, pi.HyperLink, patterns, pi.Tooltip);
continue;
}
if (pi is PagePie)
{ // TODO
PagePie pp = pi as PagePie;
// elements.AddPie(pr.X, pr.Y, pr.H, pr.W, pi.SI, pi.HyperLink, patterns, pi.Tooltip);
continue;
}
if (pi is PagePolygon)
{
PagePolygon ppo = pi as PagePolygon;
elements.AddPolygon(ppo.Points, pi.SI, pi.HyperLink, patterns);
continue;
}
if (pi is PageCurve)
{
PageCurve pc = pi as PageCurve;
elements.AddCurve(pc.Points, pi.SI);
continue;
}
}
}