private void InsertFormXObj(PdfContentByte canvas, PdfDictionary pageDict, PdfStream formXObj, IList <Rectangle> clippingRects, Rectangle annotRect)
{
PdfName xobjName = GenerateNameForXObj(pageDict);
canvas.SaveState();
foreach (Rectangle rect in clippingRects)
{
canvas.Rectangle(rect.Left, rect.Bottom, rect.Width, rect.Height);
}
canvas.Clip();
canvas.NewPath();
canvas.AddFormXObj(formXObj, xobjName, 1, 0, 0, 1, annotRect.Left, annotRect.Bottom);
canvas.RestoreState();
}
/**
* Writes the selected rows to the document.
* This method clips the columns; this is only important
* if there are columns with colspan at boundaries.
* <P>
* The table event is only fired for complete rows.
*
* @param colStart the first column to be written, zero index
* @param colEnd the last column to be written + 1. If it is -1 all the
* @param rowStart the first row to be written, zero index
* @param rowEnd the last row to be written + 1. If it is -1 all the
* rows to the end are written
* @param xPos the x write coodinate
* @param yPos the y write coodinate
* @param canvas the <CODE>PdfContentByte</CODE> where the rows will
* be written to
* @return the y coordinate position of the bottom of the last row
*/
public float WriteSelectedRows(int colStart, int colEnd, int rowStart, int rowEnd, float xPos, float yPos, PdfContentByte canvas)
{
if (colEnd < 0)
{
colEnd = absoluteWidths.Length;
}
colEnd = Math.Min(colEnd, absoluteWidths.Length);
if (colStart < 0)
{
colStart = 0;
}
colStart = Math.Min(colStart, absoluteWidths.Length);
if (colStart != 0 || colEnd != absoluteWidths.Length)
{
float w = 0;
for (int k = colStart; k < colEnd; ++k)
{
w += absoluteWidths[k];
}
canvas.SaveState();
float lx = 0;
float rx = 0;
if (colStart == 0)
{
lx = 10000;
}
if (colEnd == absoluteWidths.Length)
{
rx = 10000;
}
canvas.Rectangle(xPos - lx, -10000, w + lx + rx, 20000);
canvas.Clip();
canvas.NewPath();
}
PdfContentByte[] canvases = BeginWritingRows(canvas);
float y = WriteSelectedRows(colStart, colEnd, rowStart, rowEnd, xPos, yPos, canvases);
EndWritingRows(canvases);
if (colStart != 0 || colEnd != absoluteWidths.Length)
{
canvas.RestoreState();
}
return(y);
}
public virtual void DeviceNCmykRedRgbBlueGradient()
{
Document document = new Document();
// step 2
String dest_file = DEST_FOLDER + "/device_n_gradient_CmykRedRgbBlue.pdf";
PdfWriter writer = PdfWriter.GetInstance(document, new FileStream(dest_file, FileMode.Create));
// step 3
document.Open();
// step 4
PdfContentByte canvas = writer.DirectContent;
PdfSpotColor psc_red = new PdfSpotColor("Spot Red", new CMYKColor(0f, 1f, 1f, 0f));
PdfSpotColor psc_blue = new PdfSpotColor("Spot Blue", new BaseColor(0, 0, 255));
PdfDeviceNColor deviceNColor = new PdfDeviceNColor(new PdfSpotColor[] { psc_red, psc_blue });
canvas.SaveState();
canvas.Rectangle(418, 412, -329, 189);
canvas.Clip();
canvas.NewPath();
canvas.SaveState();
canvas.ConcatCTM(329f, 0f, 0f, -329f, 89f, 506.5f);
canvas.PaintShading(PdfShading.SimpleAxial(writer, 0, 0, 1, 0, new DeviceNColor(deviceNColor, new float[] { 1, 0 }),
new DeviceNColor(deviceNColor, new float[] { 0, 1 })));
canvas.RestoreState();
canvas.RestoreState();
canvas.SetCMYKColorStroke(0, 0, 0, 0xFF);
canvas.Rectangle(418, 412, -329, 189);
canvas.Stroke();
document.Close();
CompareTool compareTool = new CompareTool();
String error = compareTool.Compare(dest_file, TEST_RESOURCES_PATH + "cmp_device_n_gradient_CmykRedRgbBlue.pdf", DEST_FOLDER, "diff_");
if (error != null)
{
Assert.Fail(error);
}
}
public void ReadAll()
{
if (meta.ReadInt() != unchecked ((int)0x9AC6CDD7))
{
throw new DocumentException(MessageLocalization.GetComposedMessage("not.a.placeable.windows.metafile"));
}
meta.ReadWord();
left = meta.ReadShort();
top = meta.ReadShort();
right = meta.ReadShort();
bottom = meta.ReadShort();
inch = meta.ReadWord();
state.ScalingX = (float)(right - left) / (float)inch * 72f;
state.ScalingY = (float)(bottom - top) / (float)inch * 72f;
state.OffsetWx = left;
state.OffsetWy = top;
state.ExtentWx = right - left;
state.ExtentWy = bottom - top;
meta.ReadInt();
meta.ReadWord();
meta.Skip(18);
int tsize;
int function;
cb.SetLineCap(1);
cb.SetLineJoin(1);
for (;;)
{
int lenMarker = meta.Length;
tsize = meta.ReadInt();
if (tsize < 3)
{
break;
}
function = meta.ReadWord();
switch (function)
{
case 0:
break;
case META_CREATEPALETTE:
case META_CREATEREGION:
case META_DIBCREATEPATTERNBRUSH:
state.AddMetaObject(new MetaObject());
break;
case META_CREATEPENINDIRECT:
{
MetaPen pen = new MetaPen();
pen.Init(meta);
state.AddMetaObject(pen);
break;
}
case META_CREATEBRUSHINDIRECT:
{
MetaBrush brush = new MetaBrush();
brush.Init(meta);
state.AddMetaObject(brush);
break;
}
case META_CREATEFONTINDIRECT:
{
MetaFont font = new MetaFont();
font.Init(meta);
state.AddMetaObject(font);
break;
}
case META_SELECTOBJECT:
{
int idx = meta.ReadWord();
state.SelectMetaObject(idx, cb);
break;
}
case META_DELETEOBJECT:
{
int idx = meta.ReadWord();
state.DeleteMetaObject(idx);
break;
}
case META_SAVEDC:
state.SaveState(cb);
break;
case META_RESTOREDC:
{
int idx = meta.ReadShort();
state.RestoreState(idx, cb);
break;
}
case META_SETWINDOWORG:
state.OffsetWy = meta.ReadShort();
state.OffsetWx = meta.ReadShort();
break;
case META_SETWINDOWEXT:
state.ExtentWy = meta.ReadShort();
state.ExtentWx = meta.ReadShort();
break;
case META_MOVETO:
{
int y = meta.ReadShort();
System.Drawing.Point p = new System.Drawing.Point(meta.ReadShort(), y);
state.CurrentPoint = p;
break;
}
case META_LINETO:
{
int y = meta.ReadShort();
int x = meta.ReadShort();
System.Drawing.Point p = state.CurrentPoint;
cb.MoveTo(state.TransformX(p.X), state.TransformY(p.Y));
cb.LineTo(state.TransformX(x), state.TransformY(y));
cb.Stroke();
state.CurrentPoint = new System.Drawing.Point(x, y);
break;
}
case META_POLYLINE:
{
state.LineJoinPolygon = cb;
int len = meta.ReadWord();
int x = meta.ReadShort();
int y = meta.ReadShort();
cb.MoveTo(state.TransformX(x), state.TransformY(y));
for (int k = 1; k < len; ++k)
{
x = meta.ReadShort();
y = meta.ReadShort();
cb.LineTo(state.TransformX(x), state.TransformY(y));
}
cb.Stroke();
break;
}
case META_POLYGON:
{
if (IsNullStrokeFill(false))
{
break;
}
int len = meta.ReadWord();
int sx = meta.ReadShort();
int sy = meta.ReadShort();
cb.MoveTo(state.TransformX(sx), state.TransformY(sy));
for (int k = 1; k < len; ++k)
{
int x = meta.ReadShort();
int y = meta.ReadShort();
cb.LineTo(state.TransformX(x), state.TransformY(y));
}
cb.LineTo(state.TransformX(sx), state.TransformY(sy));
StrokeAndFill();
break;
}
case META_POLYPOLYGON:
{
if (IsNullStrokeFill(false))
{
break;
}
int numPoly = meta.ReadWord();
int[] lens = new int[numPoly];
for (int k = 0; k < lens.Length; ++k)
{
lens[k] = meta.ReadWord();
}
for (int j = 0; j < lens.Length; ++j)
{
int len = lens[j];
int sx = meta.ReadShort();
int sy = meta.ReadShort();
cb.MoveTo(state.TransformX(sx), state.TransformY(sy));
for (int k = 1; k < len; ++k)
{
int x = meta.ReadShort();
int y = meta.ReadShort();
cb.LineTo(state.TransformX(x), state.TransformY(y));
}
cb.LineTo(state.TransformX(sx), state.TransformY(sy));
}
StrokeAndFill();
break;
}
case META_ELLIPSE:
{
if (IsNullStrokeFill(state.LineNeutral))
{
break;
}
int b = meta.ReadShort();
int r = meta.ReadShort();
int t = meta.ReadShort();
int l = meta.ReadShort();
cb.Arc(state.TransformX(l), state.TransformY(b), state.TransformX(r), state.TransformY(t), 0, 360);
StrokeAndFill();
break;
}
case META_ARC:
{
if (IsNullStrokeFill(state.LineNeutral))
{
break;
}
float yend = state.TransformY(meta.ReadShort());
float xend = state.TransformX(meta.ReadShort());
float ystart = state.TransformY(meta.ReadShort());
float xstart = state.TransformX(meta.ReadShort());
float b = state.TransformY(meta.ReadShort());
float r = state.TransformX(meta.ReadShort());
float t = state.TransformY(meta.ReadShort());
float l = state.TransformX(meta.ReadShort());
float cx = (r + l) / 2;
float cy = (t + b) / 2;
float arc1 = GetArc(cx, cy, xstart, ystart);
float arc2 = GetArc(cx, cy, xend, yend);
arc2 -= arc1;
if (arc2 <= 0)
{
arc2 += 360;
}
cb.Arc(l, b, r, t, arc1, arc2);
cb.Stroke();
break;
}
case META_PIE:
{
if (IsNullStrokeFill(state.LineNeutral))
{
break;
}
float yend = state.TransformY(meta.ReadShort());
float xend = state.TransformX(meta.ReadShort());
float ystart = state.TransformY(meta.ReadShort());
float xstart = state.TransformX(meta.ReadShort());
float b = state.TransformY(meta.ReadShort());
float r = state.TransformX(meta.ReadShort());
float t = state.TransformY(meta.ReadShort());
float l = state.TransformX(meta.ReadShort());
float cx = (r + l) / 2;
float cy = (t + b) / 2;
float arc1 = GetArc(cx, cy, xstart, ystart);
float arc2 = GetArc(cx, cy, xend, yend);
arc2 -= arc1;
if (arc2 <= 0)
{
arc2 += 360;
}
List <float[]> ar = PdfContentByte.BezierArc(l, b, r, t, arc1, arc2);
if (ar.Count == 0)
{
break;
}
float[] pt = ar[0];
cb.MoveTo(cx, cy);
cb.LineTo(pt[0], pt[1]);
for (int k = 0; k < ar.Count; ++k)
{
pt = ar[k];
cb.CurveTo(pt[2], pt[3], pt[4], pt[5], pt[6], pt[7]);
}
cb.LineTo(cx, cy);
StrokeAndFill();
break;
}
case META_CHORD:
{
if (IsNullStrokeFill(state.LineNeutral))
{
break;
}
float yend = state.TransformY(meta.ReadShort());
float xend = state.TransformX(meta.ReadShort());
float ystart = state.TransformY(meta.ReadShort());
float xstart = state.TransformX(meta.ReadShort());
float b = state.TransformY(meta.ReadShort());
float r = state.TransformX(meta.ReadShort());
float t = state.TransformY(meta.ReadShort());
float l = state.TransformX(meta.ReadShort());
float cx = (r + l) / 2;
float cy = (t + b) / 2;
float arc1 = GetArc(cx, cy, xstart, ystart);
float arc2 = GetArc(cx, cy, xend, yend);
arc2 -= arc1;
if (arc2 <= 0)
{
arc2 += 360;
}
List <float[]> ar = PdfContentByte.BezierArc(l, b, r, t, arc1, arc2);
if (ar.Count == 0)
{
break;
}
float[] pt = ar[0];
cx = pt[0];
cy = pt[1];
cb.MoveTo(cx, cy);
for (int k = 0; k < ar.Count; ++k)
{
pt = ar[k];
cb.CurveTo(pt[2], pt[3], pt[4], pt[5], pt[6], pt[7]);
}
cb.LineTo(cx, cy);
StrokeAndFill();
break;
}
case META_RECTANGLE:
{
if (IsNullStrokeFill(true))
{
break;
}
float b = state.TransformY(meta.ReadShort());
float r = state.TransformX(meta.ReadShort());
float t = state.TransformY(meta.ReadShort());
float l = state.TransformX(meta.ReadShort());
cb.Rectangle(l, b, r - l, t - b);
StrokeAndFill();
break;
}
case META_ROUNDRECT:
{
if (IsNullStrokeFill(true))
{
break;
}
float h = state.TransformY(0) - state.TransformY(meta.ReadShort());
float w = state.TransformX(meta.ReadShort()) - state.TransformX(0);
float b = state.TransformY(meta.ReadShort());
float r = state.TransformX(meta.ReadShort());
float t = state.TransformY(meta.ReadShort());
float l = state.TransformX(meta.ReadShort());
cb.RoundRectangle(l, b, r - l, t - b, (h + w) / 4);
StrokeAndFill();
break;
}
case META_INTERSECTCLIPRECT:
{
float b = state.TransformY(meta.ReadShort());
float r = state.TransformX(meta.ReadShort());
float t = state.TransformY(meta.ReadShort());
float l = state.TransformX(meta.ReadShort());
cb.Rectangle(l, b, r - l, t - b);
cb.EoClip();
cb.NewPath();
break;
}
case META_EXTTEXTOUT:
{
int y = meta.ReadShort();
int x = meta.ReadShort();
int count = meta.ReadWord();
int flag = meta.ReadWord();
int x1 = 0;
int y1 = 0;
int x2 = 0;
int y2 = 0;
if ((flag & (MetaFont.ETO_CLIPPED | MetaFont.ETO_OPAQUE)) != 0)
{
x1 = meta.ReadShort();
y1 = meta.ReadShort();
x2 = meta.ReadShort();
y2 = meta.ReadShort();
}
byte[] text = new byte[count];
int k;
for (k = 0; k < count; ++k)
{
byte c = (byte)meta.ReadByte();
if (c == 0)
{
break;
}
text[k] = c;
}
string s;
try {
s = System.Text.Encoding.GetEncoding(1252).GetString(text, 0, k);
}
catch {
s = System.Text.ASCIIEncoding.ASCII.GetString(text, 0, k);
}
OutputText(x, y, flag, x1, y1, x2, y2, s);
break;
}
case META_TEXTOUT:
{
int count = meta.ReadWord();
byte[] text = new byte[count];
int k;
for (k = 0; k < count; ++k)
{
byte c = (byte)meta.ReadByte();
if (c == 0)
{
break;
}
text[k] = c;
}
string s;
try {
s = System.Text.Encoding.GetEncoding(1252).GetString(text, 0, k);
}
catch {
s = System.Text.ASCIIEncoding.ASCII.GetString(text, 0, k);
}
count = (count + 1) & 0xfffe;
meta.Skip(count - k);
int y = meta.ReadShort();
int x = meta.ReadShort();
OutputText(x, y, 0, 0, 0, 0, 0, s);
break;
}
case META_SETBKCOLOR:
state.CurrentBackgroundColor = meta.ReadColor();
break;
case META_SETTEXTCOLOR:
state.CurrentTextColor = meta.ReadColor();
break;
case META_SETTEXTALIGN:
state.TextAlign = meta.ReadWord();
break;
case META_SETBKMODE:
state.BackgroundMode = meta.ReadWord();
break;
case META_SETPOLYFILLMODE:
state.PolyFillMode = meta.ReadWord();
break;
case META_SETPIXEL:
{
BaseColor color = meta.ReadColor();
int y = meta.ReadShort();
int x = meta.ReadShort();
cb.SaveState();
cb.SetColorFill(color);
cb.Rectangle(state.TransformX(x), state.TransformY(y), .2f, .2f);
cb.Fill();
cb.RestoreState();
break;
}
case META_DIBSTRETCHBLT:
case META_STRETCHDIB: {
int rop = meta.ReadInt();
if (function == META_STRETCHDIB)
{
/*int usage = */ meta.ReadWord();
}
int srcHeight = meta.ReadShort();
int srcWidth = meta.ReadShort();
int ySrc = meta.ReadShort();
int xSrc = meta.ReadShort();
float destHeight = state.TransformY(meta.ReadShort()) - state.TransformY(0);
float destWidth = state.TransformX(meta.ReadShort()) - state.TransformX(0);
float yDest = state.TransformY(meta.ReadShort());
float xDest = state.TransformX(meta.ReadShort());
byte[] b = new byte[(tsize * 2) - (meta.Length - lenMarker)];
for (int k = 0; k < b.Length; ++k)
{
b[k] = (byte)meta.ReadByte();
}
try {
MemoryStream inb = new MemoryStream(b);
Image bmp = BmpImage.GetImage(inb, true, b.Length);
cb.SaveState();
cb.Rectangle(xDest, yDest, destWidth, destHeight);
cb.Clip();
cb.NewPath();
bmp.ScaleAbsolute(destWidth * bmp.Width / srcWidth, -destHeight * bmp.Height / srcHeight);
bmp.SetAbsolutePosition(xDest - destWidth * xSrc / srcWidth, yDest + destHeight * ySrc / srcHeight - bmp.ScaledHeight);
cb.AddImage(bmp);
cb.RestoreState();
}
catch {
// empty on purpose
}
break;
}
}
meta.Skip((tsize * 2) - (meta.Length - lenMarker));
}
state.Cleanup(cb);
}
private static Boolean PrintShape(Shape shape, FrameworkElement relativeTo, PdfContentByte dc)
{
var noBorder = Helper.IsNullOrZero(shape.StrokeThickness) || Helper.IsTransparent(shape.Stroke);
var noBackground = Helper.IsTransparent(shape.Fill);
if (noBorder && noBackground)
return true;
dc.SaveState();
try
{
var clipRect = GetClipRectange(shape, relativeTo);
if (clipRect != null)
{
dc.Rectangle(clipRect.Value.Left, clipRect.Value.Top - clipRect.Value.Height, clipRect.Value.Width, clipRect.Value.Height);
dc.Clip();
dc.NewPath();
}
dc.SetColorFill(GetBaseColor(shape.Fill));
dc.SetColorStroke(GetBaseColor(shape.Stroke));
dc.SetLineWidth(shape.StrokeThickness);
if (shape.StrokeDashArray != null && shape.StrokeDashArray.Any())
dc.SetLineDash(shape.StrokeDashArray.Select(p => p * shape.StrokeThickness).ToArray(), 0);
float left, top;
if (!GetElementLocation(shape, relativeTo, out left, out top))
return false;
var lineGeometry = shape.RenderedGeometry as LineGeometry;
if (lineGeometry != null)
{
var startPoint = shape.RenderedGeometry.Transform.Transform(lineGeometry.StartPoint);
var endPoint = shape.RenderedGeometry.Transform.Transform(lineGeometry.EndPoint);
dc.MoveTo(left + startPoint.X, top - startPoint.Y);
dc.LineTo(left + endPoint.X, top - endPoint.Y);
}
var rectangleGeometry = shape.RenderedGeometry as RectangleGeometry;
if (rectangleGeometry != null)
{
if (!rectangleGeometry.Rect.IsNaNOrZeroOrEmpty())
{
var bottomLeft = shape.RenderedGeometry.Transform.Transform(rectangleGeometry.Rect.BottomLeft);
var widthHeight = shape.RenderedGeometry.Transform.Transform(new Point(rectangleGeometry.Rect.Width, rectangleGeometry.Rect.Height));
dc.Rectangle(left + bottomLeft.X, top - bottomLeft.Y, widthHeight.X, widthHeight.Y);
}
}
var ellipseGeometry = shape.RenderedGeometry as EllipseGeometry;
if (ellipseGeometry != null)
{
var center = shape.RenderedGeometry.Transform.Transform(ellipseGeometry.Center);
center = new Point(left + center.X, top - center.Y);
if (Helper.IsNullOrZero(ellipseGeometry.RadiusX) && Helper.IsNullOrZero(ellipseGeometry.RadiusY))
dc.Circle(center.X, center.Y, 0.01);
else
{
var radius = shape.RenderedGeometry.Transform.Transform(new Point(ellipseGeometry.RadiusX, ellipseGeometry.RadiusY));
var x1 = (Int32)Math.Max(1, Math.Round(center.X - radius.X));
var y1 = (Int32)Math.Max(1, Math.Round(center.Y - radius.Y));
var x2 = (Int32)Math.Max(1, Math.Round(center.X + radius.X));
var y2 = (Int32)Math.Max(1, Math.Round(center.Y + radius.Y));
dc.Ellipse(x1, y1, x2, y2);
}
}
var streamGeometry = shape.RenderedGeometry as StreamGeometry;
if (streamGeometry != null)
{
var figures = GeometryDataParser.GetDataFigures(streamGeometry.ToString());
foreach (var figure in figures)
{
if (!figure.Draw(left, top, dc, shape.LayoutTransform))
break;
}
}
var pathGrometry = shape.RenderedGeometry as PathGeometry;
if (pathGrometry != null)
{
var pathFigure = pathGrometry.Figures.First(p => p != null);
if (pathFigure != null)
{
var points = new List<Point>();
points.Add(shape.RenderedGeometry.Transform.Transform(pathFigure.StartPoint));
var lineSegments = pathFigure.Segments.OfType<LineSegment>();
if (lineSegments != null)
points.AddRange(lineSegments.Select(p => shape.RenderedGeometry.Transform.Transform(p.Point)));
var polyLineSegment = pathFigure.Segments.OfType<PolyLineSegment>().FirstOrDefault();
if (polyLineSegment != null)
points.AddRange(polyLineSegment.Points.Select(p => shape.RenderedGeometry.Transform.Transform(p)));
points = points.Select(p => new Point(left + p.X, top - p.Y)).ToList();
foreach (var point in points)
{
if (points.IndexOf(point) == 0)
dc.MoveTo(point.X, point.Y);
else
dc.LineTo(point.X, point.Y);
}
}
}
if (!noBorder && !noBackground)
dc.FillStroke();
else
{
if (!noBorder)
dc.Stroke();
if (!noBackground)
dc.Fill();
}
return true;
}
catch (Exception ex)
{
ExceptionHandler.ThrowException(ex);
return false;
}
finally
{
dc.RestoreState();
}
}
public void ReadAll()
{
if (Meta.ReadInt() != unchecked ((int)0x9AC6CDD7))
{
throw new DocumentException("Not a placeable windows metafile");
}
Meta.ReadWord();
_left = Meta.ReadShort();
_top = Meta.ReadShort();
_right = Meta.ReadShort();
_bottom = Meta.ReadShort();
_inch = Meta.ReadWord();
_state.ScalingX = (_right - _left) / (float)_inch * 72f;
_state.ScalingY = (_bottom - _top) / (float)_inch * 72f;
_state.OffsetWx = _left;
_state.OffsetWy = _top;
_state.ExtentWx = _right - _left;
_state.ExtentWy = _bottom - _top;
Meta.ReadInt();
Meta.ReadWord();
Meta.Skip(18);
int tsize;
int function;
Cb.SetLineCap(1);
Cb.SetLineJoin(1);
for (; ;)
{
var lenMarker = Meta.Length;
tsize = Meta.ReadInt();
if (tsize < 3)
{
break;
}
function = Meta.ReadWord();
switch (function)
{
case 0:
break;
case META_CREATEPALETTE:
case META_CREATEREGION:
case META_DIBCREATEPATTERNBRUSH:
_state.AddMetaObject(new MetaObject());
break;
case META_CREATEPENINDIRECT:
{
var pen = new MetaPen();
pen.Init(Meta);
_state.AddMetaObject(pen);
break;
}
case META_CREATEBRUSHINDIRECT:
{
var brush = new MetaBrush();
brush.Init(Meta);
_state.AddMetaObject(brush);
break;
}
case META_CREATEFONTINDIRECT:
{
var font = new MetaFont();
font.Init(Meta);
_state.AddMetaObject(font);
break;
}
case META_SELECTOBJECT:
{
var idx = Meta.ReadWord();
_state.SelectMetaObject(idx, Cb);
break;
}
case META_DELETEOBJECT:
{
var idx = Meta.ReadWord();
_state.DeleteMetaObject(idx);
break;
}
case META_SAVEDC:
_state.SaveState(Cb);
break;
case META_RESTOREDC:
{
var idx = Meta.ReadShort();
_state.RestoreState(idx, Cb);
break;
}
case META_SETWINDOWORG:
_state.OffsetWy = Meta.ReadShort();
_state.OffsetWx = Meta.ReadShort();
break;
case META_SETWINDOWEXT:
_state.ExtentWy = Meta.ReadShort();
_state.ExtentWx = Meta.ReadShort();
break;
case META_MOVETO:
{
var y = Meta.ReadShort();
var p = new System.Drawing.Point(Meta.ReadShort(), y);
_state.CurrentPoint = p;
break;
}
case META_LINETO:
{
var y = Meta.ReadShort();
var x = Meta.ReadShort();
var p = _state.CurrentPoint;
Cb.MoveTo(_state.TransformX(p.X), _state.TransformY(p.Y));
Cb.LineTo(_state.TransformX(x), _state.TransformY(y));
Cb.Stroke();
_state.CurrentPoint = new System.Drawing.Point(x, y);
break;
}
case META_POLYLINE:
{
_state.LineJoinPolygon = Cb;
var len = Meta.ReadWord();
var x = Meta.ReadShort();
var y = Meta.ReadShort();
Cb.MoveTo(_state.TransformX(x), _state.TransformY(y));
for (var k = 1; k < len; ++k)
{
x = Meta.ReadShort();
y = Meta.ReadShort();
Cb.LineTo(_state.TransformX(x), _state.TransformY(y));
}
Cb.Stroke();
break;
}
case META_POLYGON:
{
if (IsNullStrokeFill(false))
{
break;
}
var len = Meta.ReadWord();
var sx = Meta.ReadShort();
var sy = Meta.ReadShort();
Cb.MoveTo(_state.TransformX(sx), _state.TransformY(sy));
for (var k = 1; k < len; ++k)
{
var x = Meta.ReadShort();
var y = Meta.ReadShort();
Cb.LineTo(_state.TransformX(x), _state.TransformY(y));
}
Cb.LineTo(_state.TransformX(sx), _state.TransformY(sy));
StrokeAndFill();
break;
}
case META_POLYPOLYGON:
{
if (IsNullStrokeFill(false))
{
break;
}
var numPoly = Meta.ReadWord();
var lens = new int[numPoly];
for (var k = 0; k < lens.Length; ++k)
{
lens[k] = Meta.ReadWord();
}
for (var j = 0; j < lens.Length; ++j)
{
var len = lens[j];
var sx = Meta.ReadShort();
var sy = Meta.ReadShort();
Cb.MoveTo(_state.TransformX(sx), _state.TransformY(sy));
for (var k = 1; k < len; ++k)
{
var x = Meta.ReadShort();
var y = Meta.ReadShort();
Cb.LineTo(_state.TransformX(x), _state.TransformY(y));
}
Cb.LineTo(_state.TransformX(sx), _state.TransformY(sy));
}
StrokeAndFill();
break;
}
case META_ELLIPSE:
{
if (IsNullStrokeFill(_state.LineNeutral))
{
break;
}
var b = Meta.ReadShort();
var r = Meta.ReadShort();
var t = Meta.ReadShort();
var l = Meta.ReadShort();
Cb.Arc(_state.TransformX(l), _state.TransformY(b), _state.TransformX(r), _state.TransformY(t), 0, 360);
StrokeAndFill();
break;
}
case META_ARC:
{
if (IsNullStrokeFill(_state.LineNeutral))
{
break;
}
var yend = _state.TransformY(Meta.ReadShort());
var xend = _state.TransformX(Meta.ReadShort());
var ystart = _state.TransformY(Meta.ReadShort());
var xstart = _state.TransformX(Meta.ReadShort());
var b = _state.TransformY(Meta.ReadShort());
var r = _state.TransformX(Meta.ReadShort());
var t = _state.TransformY(Meta.ReadShort());
var l = _state.TransformX(Meta.ReadShort());
var cx = (r + l) / 2;
var cy = (t + b) / 2;
var arc1 = GetArc(cx, cy, xstart, ystart);
var arc2 = GetArc(cx, cy, xend, yend);
arc2 -= arc1;
if (arc2 <= 0)
{
arc2 += 360;
}
Cb.Arc(l, b, r, t, arc1, arc2);
Cb.Stroke();
break;
}
case META_PIE:
{
if (IsNullStrokeFill(_state.LineNeutral))
{
break;
}
var yend = _state.TransformY(Meta.ReadShort());
var xend = _state.TransformX(Meta.ReadShort());
var ystart = _state.TransformY(Meta.ReadShort());
var xstart = _state.TransformX(Meta.ReadShort());
var b = _state.TransformY(Meta.ReadShort());
var r = _state.TransformX(Meta.ReadShort());
var t = _state.TransformY(Meta.ReadShort());
var l = _state.TransformX(Meta.ReadShort());
var cx = (r + l) / 2;
var cy = (t + b) / 2;
var arc1 = GetArc(cx, cy, xstart, ystart);
var arc2 = GetArc(cx, cy, xend, yend);
arc2 -= arc1;
if (arc2 <= 0)
{
arc2 += 360;
}
var ar = PdfContentByte.BezierArc(l, b, r, t, arc1, arc2);
if (ar.Count == 0)
{
break;
}
var pt = (float[])ar[0];
Cb.MoveTo(cx, cy);
Cb.LineTo(pt[0], pt[1]);
for (var k = 0; k < ar.Count; ++k)
{
pt = (float[])ar[k];
Cb.CurveTo(pt[2], pt[3], pt[4], pt[5], pt[6], pt[7]);
}
Cb.LineTo(cx, cy);
StrokeAndFill();
break;
}
case META_CHORD:
{
if (IsNullStrokeFill(_state.LineNeutral))
{
break;
}
var yend = _state.TransformY(Meta.ReadShort());
var xend = _state.TransformX(Meta.ReadShort());
var ystart = _state.TransformY(Meta.ReadShort());
var xstart = _state.TransformX(Meta.ReadShort());
var b = _state.TransformY(Meta.ReadShort());
var r = _state.TransformX(Meta.ReadShort());
var t = _state.TransformY(Meta.ReadShort());
var l = _state.TransformX(Meta.ReadShort());
var cx = (r + l) / 2;
var cy = (t + b) / 2;
var arc1 = GetArc(cx, cy, xstart, ystart);
var arc2 = GetArc(cx, cy, xend, yend);
arc2 -= arc1;
if (arc2 <= 0)
{
arc2 += 360;
}
var ar = PdfContentByte.BezierArc(l, b, r, t, arc1, arc2);
if (ar.Count == 0)
{
break;
}
var pt = (float[])ar[0];
cx = pt[0];
cy = pt[1];
Cb.MoveTo(cx, cy);
for (var k = 0; k < ar.Count; ++k)
{
pt = (float[])ar[k];
Cb.CurveTo(pt[2], pt[3], pt[4], pt[5], pt[6], pt[7]);
}
Cb.LineTo(cx, cy);
StrokeAndFill();
break;
}
case META_RECTANGLE:
{
if (IsNullStrokeFill(true))
{
break;
}
var b = _state.TransformY(Meta.ReadShort());
var r = _state.TransformX(Meta.ReadShort());
var t = _state.TransformY(Meta.ReadShort());
var l = _state.TransformX(Meta.ReadShort());
Cb.Rectangle(l, b, r - l, t - b);
StrokeAndFill();
break;
}
case META_ROUNDRECT:
{
if (IsNullStrokeFill(true))
{
break;
}
var h = _state.TransformY(0) - _state.TransformY(Meta.ReadShort());
var w = _state.TransformX(Meta.ReadShort()) - _state.TransformX(0);
var b = _state.TransformY(Meta.ReadShort());
var r = _state.TransformX(Meta.ReadShort());
var t = _state.TransformY(Meta.ReadShort());
var l = _state.TransformX(Meta.ReadShort());
Cb.RoundRectangle(l, b, r - l, t - b, (h + w) / 4);
StrokeAndFill();
break;
}
case META_INTERSECTCLIPRECT:
{
var b = _state.TransformY(Meta.ReadShort());
var r = _state.TransformX(Meta.ReadShort());
var t = _state.TransformY(Meta.ReadShort());
var l = _state.TransformX(Meta.ReadShort());
Cb.Rectangle(l, b, r - l, t - b);
Cb.EoClip();
Cb.NewPath();
break;
}
case META_EXTTEXTOUT:
{
var y = Meta.ReadShort();
var x = Meta.ReadShort();
var count = Meta.ReadWord();
var flag = Meta.ReadWord();
var x1 = 0;
var y1 = 0;
var x2 = 0;
var y2 = 0;
if ((flag & (MetaFont.ETO_CLIPPED | MetaFont.ETO_OPAQUE)) != 0)
{
x1 = Meta.ReadShort();
y1 = Meta.ReadShort();
x2 = Meta.ReadShort();
y2 = Meta.ReadShort();
}
var text = new byte[count];
int k;
for (k = 0; k < count; ++k)
{
var c = (byte)Meta.ReadByte();
if (c == 0)
{
break;
}
text[k] = c;
}
string s;
try
{
s = EncodingsRegistry.Instance.GetEncoding(1252).GetString(text, 0, k);
}
catch
{
s = System.Text.Encoding.ASCII.GetString(text, 0, k);
}
OutputText(x, y, flag, x1, y1, x2, y2, s);
break;
}
case META_TEXTOUT:
{
var count = Meta.ReadWord();
var text = new byte[count];
int k;
for (k = 0; k < count; ++k)
{
var c = (byte)Meta.ReadByte();
if (c == 0)
{
break;
}
text[k] = c;
}
string s;
try
{
s = EncodingsRegistry.Instance.GetEncoding(1252).GetString(text, 0, k);
}
catch
{
s = System.Text.Encoding.ASCII.GetString(text, 0, k);
}
count = (count + 1) & 0xfffe;
Meta.Skip(count - k);
var y = Meta.ReadShort();
var x = Meta.ReadShort();
OutputText(x, y, 0, 0, 0, 0, 0, s);
break;
}
case META_SETBKCOLOR:
_state.CurrentBackgroundColor = Meta.ReadColor();
break;
case META_SETTEXTCOLOR:
_state.CurrentTextColor = Meta.ReadColor();
break;
case META_SETTEXTALIGN:
_state.TextAlign = Meta.ReadWord();
break;
case META_SETBKMODE:
_state.BackgroundMode = Meta.ReadWord();
break;
case META_SETPOLYFILLMODE:
_state.PolyFillMode = Meta.ReadWord();
break;
case META_SETPIXEL:
{
var color = Meta.ReadColor();
var y = Meta.ReadShort();
var x = Meta.ReadShort();
Cb.SaveState();
Cb.SetColorFill(color);
Cb.Rectangle(_state.TransformX(x), _state.TransformY(y), .2f, .2f);
Cb.Fill();
Cb.RestoreState();
break;
}
case META_DIBSTRETCHBLT:
case META_STRETCHDIB:
{
var rop = Meta.ReadInt();
if (function == META_STRETCHDIB)
{
/*int usage = */
Meta.ReadWord();
}
var srcHeight = Meta.ReadShort();
var srcWidth = Meta.ReadShort();
var ySrc = Meta.ReadShort();
var xSrc = Meta.ReadShort();
var destHeight = _state.TransformY(Meta.ReadShort()) - _state.TransformY(0);
var destWidth = _state.TransformX(Meta.ReadShort()) - _state.TransformX(0);
var yDest = _state.TransformY(Meta.ReadShort());
var xDest = _state.TransformX(Meta.ReadShort());
var b = new byte[(tsize * 2) - (Meta.Length - lenMarker)];
for (var k = 0; k < b.Length; ++k)
{
b[k] = (byte)Meta.ReadByte();
}
try
{
var inb = new MemoryStream(b);
var bmp = BmpImage.GetImage(inb, true, b.Length);
Cb.SaveState();
Cb.Rectangle(xDest, yDest, destWidth, destHeight);
Cb.Clip();
Cb.NewPath();
bmp.ScaleAbsolute(destWidth * bmp.Width / srcWidth, -destHeight * bmp.Height / srcHeight);
bmp.SetAbsolutePosition(xDest - destWidth * xSrc / srcWidth, yDest + destHeight * ySrc / srcHeight - bmp.ScaledHeight);
Cb.AddImage(bmp);
Cb.RestoreState();
}
catch
{
// empty on purpose
}
break;
}
}
Meta.Skip((tsize * 2) - (Meta.Length - lenMarker));
}
_state.Cleanup(Cb);
}
public virtual void LabSpotBasedGradient()
{
// step 1
Document document = new Document(PageSize.A3);
// step 2
String dest_file = DEST_FOLDER + "/lab_spot_based_gradient.pdf";
PdfWriter writer = PdfWriter.GetInstance(document, new FileStream(dest_file, FileMode.Create));
// step 3
document.Open();
// step 4
PdfContentByte canvas = writer.DirectContent;
PdfLabColor pdfLabColor = new PdfLabColor(new float[] { 0.9505f, 1.0f, 1.0890f }, new float[] { 0f, 0.5f, 1.5f },
new float[] { -10, 100, -10, 100 });
PdfDeviceNColor pdfDeviceNNChannelColor =
new PdfDeviceNColor(new PdfSpotColor[] {
new PdfSpotColor("lab3", pdfLabColor.Rgb2lab(new BaseColor(0, 217, 83))),
new PdfSpotColor("labBlue", pdfLabColor.Rgb2lab(new BaseColor(0, 0, 255)))
});
PdfSpotColor psc_lab3 = new PdfSpotColor("lab3", pdfLabColor.Rgb2lab(new BaseColor(0, 217, 83)));
PdfSpotColor psc_lab2 = new PdfSpotColor("lab2", pdfLabColor.Rgb2lab(new BaseColor(70, 138, 96)));
PdfSpotColor psc_lab1 = new PdfSpotColor("lab1", pdfLabColor.Rgb2lab(new BaseColor(255, 0, 0)));
PdfSpotColor psc_lab_blue = new PdfSpotColor("labBlue", new BaseColor(0, 0, 100));
PdfDeviceNColor pdfDeviceNNChannelColor2 = new PdfDeviceNColor(new PdfSpotColor[] { psc_lab_blue, psc_lab2, psc_lab1 });
ColorRectangle(canvas, pdfLabColor.Rgb2lab(new BaseColor(0, 0, 255)), 36, 878, 36, 36);
ColorRectangle(canvas, pdfLabColor.Rgb2lab(new BaseColor(70, 138, 96)), 90, 878, 36, 36);
ColorRectangle(canvas, pdfLabColor.Rgb2lab(new BaseColor(0, 217, 83)), 144, 878, 36, 36);
ColorRectangle(canvas, pdfLabColor.Rgb2lab(new BaseColor(0, 50, 50)), 198, 878, 36, 36);
ColorRectangle(canvas, pdfLabColor.Rgb2lab(new BaseColor(0, 0, 255)).ToRgb(), 36, 824, 36, 36);
ColorRectangle(canvas, pdfLabColor.Rgb2lab(new BaseColor(70, 138, 96)).ToRgb(), 90, 824, 36, 36);
ColorRectangle(canvas, pdfLabColor.Rgb2lab(new BaseColor(0, 217, 83)).ToRgb(), 144, 824, 36, 36);
ColorRectangle(canvas, pdfLabColor.Rgb2lab(new BaseColor(0, 50, 50)).ToRgb(), 198, 824, 36, 36);
ColorRectangle(canvas, new SpotColor(new PdfSpotColor("lab1", pdfLabColor.Rgb2lab(new BaseColor(255, 0, 0))), 1f), 36, 986, 36, 36);
ColorRectangle(canvas, new SpotColor(new PdfSpotColor("lab1", pdfLabColor.Rgb2lab(new BaseColor(255, 0, 0))), 0.8f), 90, 986, 36, 36);
ColorRectangle(canvas, new SpotColor(new PdfSpotColor("lab1", pdfLabColor.Rgb2lab(new BaseColor(255, 0, 0))), 0.6f), 144, 986, 36, 36);
ColorRectangle(canvas, new SpotColor(new PdfSpotColor("lab1", pdfLabColor.Rgb2lab(new BaseColor(255, 0, 0))), 0.2f), 198, 986, 36, 36);
ColorRectangle(canvas, new SpotColor(new PdfSpotColor("lab2", pdfLabColor.Rgb2lab(new BaseColor(70, 138, 96))), 1f), 252, 986, 36, 36);
ColorRectangle(canvas, new SpotColor(new PdfSpotColor("lab2", pdfLabColor.Rgb2lab(new BaseColor(70, 138, 96))), 0.8f), 306, 986, 36, 36);
ColorRectangle(canvas, new SpotColor(new PdfSpotColor("lab2", pdfLabColor.Rgb2lab(new BaseColor(70, 138, 96))), 0.6f), 360, 986, 36, 36);
ColorRectangle(canvas, new SpotColor(new PdfSpotColor("lab2", pdfLabColor.Rgb2lab(new BaseColor(70, 138, 96))), 0.2f), 416, 986, 36, 36);
ColorRectangle(canvas, new SpotColor(new PdfSpotColor("lab3", pdfLabColor.Rgb2lab(new BaseColor(0, 217, 83))), 1.0f), 470, 986, 36, 36);
ColorRectangle(canvas, new SpotColor(new PdfSpotColor("lab3", pdfLabColor.Rgb2lab(new BaseColor(0, 217, 83))), 0.8f), 524, 986, 36, 36);
ColorRectangle(canvas, new SpotColor(new PdfSpotColor("lab3", pdfLabColor.Rgb2lab(new BaseColor(0, 217, 83))), 0.6f), 578, 986, 36, 36);
ColorRectangle(canvas, new SpotColor(new PdfSpotColor("lab3", pdfLabColor.Rgb2lab(new BaseColor(0, 217, 83))), 0.2f), 634, 986, 36, 36);
ColorRectangle(canvas, new SpotColor(new PdfSpotColor("rgb1", new BaseColor(255, 0, 0)), 1f), 36, 932, 36, 36);
ColorRectangle(canvas, new SpotColor(new PdfSpotColor("rgb1", new BaseColor(255, 0, 0)), 0.8f), 90, 932, 36, 36);
ColorRectangle(canvas, new SpotColor(new PdfSpotColor("rgb1", new BaseColor(255, 0, 0)), 0.6f), 144, 932, 36, 36);
ColorRectangle(canvas, new SpotColor(new PdfSpotColor("rgb1", new BaseColor(255, 0, 0)), 0.2f), 198, 932, 36, 36);
ColorRectangle(canvas, new SpotColor(new PdfSpotColor("rgb2", new BaseColor(70, 138, 96)), 1f), 252, 932, 36, 36);
ColorRectangle(canvas, new SpotColor(new PdfSpotColor("rgb2", new BaseColor(70, 138, 96)), 0.8f), 306, 932, 36, 36);
ColorRectangle(canvas, new SpotColor(new PdfSpotColor("rgb2", new BaseColor(70, 138, 96)), 0.6f), 360, 932, 36, 36);
ColorRectangle(canvas, new SpotColor(new PdfSpotColor("rgb2", new BaseColor(70, 138, 96)), 0.2f), 416, 932, 36, 36);
ColorRectangle(canvas, new SpotColor(new PdfSpotColor("rgb3", new BaseColor(0, 217, 83)), 1.0f), 470, 932, 36, 36);
ColorRectangle(canvas, new SpotColor(new PdfSpotColor("rgb3", new BaseColor(0, 217, 83)), 0.8f), 524, 932, 36, 36);
ColorRectangle(canvas, new SpotColor(new PdfSpotColor("rgb3", new BaseColor(0, 217, 83)), 0.6f), 578, 932, 36, 36);
ColorRectangle(canvas, new SpotColor(new PdfSpotColor("rgb3", new BaseColor(0, 217, 83)), 0.2f), 634, 932, 36, 36);
ColorRectangle(canvas, new DeviceNColor(new PdfDeviceNColor(new PdfSpotColor[] { psc_lab2, psc_lab_blue, psc_lab1 }), new float[] { 0, 0.0f, 1 }), 36, 770, 36, 36);
ColorRectangle(canvas, new DeviceNColor(pdfDeviceNNChannelColor, new float[] { 0.1f, 0.1f }), 90, 770, 36, 36);
ColorRectangle(canvas, new DeviceNColor(pdfDeviceNNChannelColor, new float[] { 0.2f, 0.2f }), 144, 770, 36, 36);
ColorRectangle(canvas, new DeviceNColor(pdfDeviceNNChannelColor, new float[] { 0.3f, 0.3f }), 198, 770, 36, 36);
ColorRectangle(canvas, new DeviceNColor(pdfDeviceNNChannelColor, new float[] { 0.4f, 0.4f }), 252, 770, 36, 36);
ColorRectangle(canvas, new DeviceNColor(new PdfDeviceNColor(new PdfSpotColor[] { psc_lab2, psc_lab_blue, psc_lab1, psc_lab3 }), new float[] { 0.5f, 0.5f, 1, 0.5f }), 306, 770, 36, 36);
ColorRectangle(canvas, new DeviceNColor(pdfDeviceNNChannelColor2, new float[] { 0.6f, 0.1f, 0.5f }), 360, 770, 36, 36);
ColorRectangle(canvas, new DeviceNColor(pdfDeviceNNChannelColor, new float[] { 0.7f, 0.7f }), 416, 770, 36, 36);
ColorRectangle(canvas, new DeviceNColor(pdfDeviceNNChannelColor, new float[] { 0.8f, 0.8f }), 470, 770, 36, 36);
ColorRectangle(canvas, new DeviceNColor(new PdfDeviceNColor(new PdfSpotColor[] { psc_lab2, psc_lab_blue, psc_lab1 }), new float[] { 0.9f, 0.9f, 1 }), 524, 770, 36, 36);
ColorRectangle(canvas, new DeviceNColor(pdfDeviceNNChannelColor, new float[] { 1, 1 }), 578, 770, 36, 36);
canvas.SaveState();
canvas.Rectangle(418, 412, -329, 189);
canvas.Clip();
canvas.NewPath();
canvas.SaveState();
canvas.ConcatCTM(329f, 0f, 0f, -329f, 89f, 506.5f);
canvas.PaintShading(PdfShading.SimpleAxial(writer, 0, 0, 1, 0, new DeviceNColor(pdfDeviceNNChannelColor, new float[] { 1, 0 }), new DeviceNColor(pdfDeviceNNChannelColor, new float[] { 0, 1 })));
canvas.RestoreState();
canvas.RestoreState();
canvas.SetColorStroke(new DeviceNColor(pdfDeviceNNChannelColor, new float[] { 1, 1 }));
canvas.Rectangle(418, 412, -329, 189);
canvas.Stroke();
// step 5
document.Close();
CompareTool compareTool = new CompareTool();
String error = compareTool.Compare(dest_file, TEST_RESOURCES_PATH + "cmp_lab_spot_based_gradient.pdf", DEST_FOLDER, "diff");
if (error != null)
{
Assert.Fail(error);
}
}
public virtual void DeviceNSpotBasedGradient()
{
// step 1
Document document = new Document(PageSize.A3);
// step 2
String dest_file = DEST_FOLDER + "/device_n_gradient_base.pdf";
PdfWriter writer = PdfWriter.GetInstance(document, new FileStream(dest_file, FileMode.Create));
// step 3
document.Open();
// step 4
PdfContentByte canvas = writer.DirectContent;
PdfSpotColor psc_gray = new PdfSpotColor("iTextGray", new GrayColor(0f));
PdfSpotColor psc_cmyk_yell = new PdfSpotColor("iTextYellow", new CMYKColor(0f, 0f, 1f, 0f));
PdfSpotColor psc_cmyk_magen = new PdfSpotColor("iTextMagenta", new CMYKColor(0f, 1f, 0f, 0f));
PdfSpotColor psc_rgb_blue = new PdfSpotColor("iTextBlue", new BaseColor(0, 0, 255));
PdfDeviceNColor pdfDeviceNNChannelColor =
new PdfDeviceNColor(new PdfSpotColor[] { psc_cmyk_yell, psc_cmyk_magen, psc_rgb_blue });
PdfDeviceNColor pdfDeviceNNChannelColor2 =
new PdfDeviceNColor(new PdfSpotColor[] { psc_cmyk_magen, psc_cmyk_yell, psc_rgb_blue });
ColorRectangle(canvas, new SpotColor(new PdfSpotColor("iTextGray", new GrayColor(0f)), 0.8f), 36, 824, 36, 36);
ColorRectangle(canvas, new SpotColor(new PdfSpotColor("iTextYellow", new CMYKColor(0f, 0f, 1f, 0f)), 0.8f), 90, 824,
36, 36);
ColorRectangle(canvas, new SpotColor(new PdfSpotColor("iTextMagenta", new CMYKColor(0f, 1f, 0f, 0f)), 0.4f), 144, 824,
36, 36);
ColorRectangle(canvas, new SpotColor(new PdfSpotColor("iTextBlue", new BaseColor(0, 0, 255)), 0.7f), 198, 824, 36, 36);
ColorRectangle(canvas,
new DeviceNColor(new PdfDeviceNColor(new PdfSpotColor[] { psc_cmyk_yell, psc_cmyk_magen, psc_rgb_blue }),
new float[] { 0, 0.0f, 1 }), 36, 770, 36, 36);
ColorRectangle(canvas, new DeviceNColor(pdfDeviceNNChannelColor, new float[] { 0.1f, 0.1f, 1 }), 90, 770, 36, 36);
ColorRectangle(canvas, new DeviceNColor(pdfDeviceNNChannelColor, new float[] { 0.2f, 0.2f, 1 }), 144, 770, 36, 36);
ColorRectangle(canvas, new DeviceNColor(pdfDeviceNNChannelColor, new float[] { 0.3f, 0.3f, 1 }), 198, 770, 36, 36);
ColorRectangle(canvas, new DeviceNColor(pdfDeviceNNChannelColor, new float[] { 0.4f, 0.4f, 1 }), 252, 770, 36, 36);
ColorRectangle(canvas,
new DeviceNColor(new PdfDeviceNColor(new PdfSpotColor[] { psc_cmyk_yell, psc_cmyk_magen, psc_rgb_blue, psc_gray }),
new float[] { 0.5f, 0.5f, 1, 0.5f }), 306, 770, 36, 36);
ColorRectangle(canvas, new DeviceNColor(pdfDeviceNNChannelColor2, new float[] { 0.6f, 0.1f, 1 }), 360, 770, 36, 36);
ColorRectangle(canvas, new DeviceNColor(pdfDeviceNNChannelColor, new float[] { 0.7f, 0.7f, 1 }), 416, 770, 36, 36);
ColorRectangle(canvas, new DeviceNColor(pdfDeviceNNChannelColor, new float[] { 0.8f, 0.8f, 1 }), 470, 770, 36, 36);
ColorRectangle(canvas,
new DeviceNColor(new PdfDeviceNColor(new PdfSpotColor[] { psc_cmyk_yell, psc_cmyk_magen, psc_rgb_blue }),
new float[] { 0.9f, 0.9f, 1 }), 524, 770, 36, 36);
ColorRectangle(canvas, new DeviceNColor(pdfDeviceNNChannelColor, new float[] { 1, 1, 1 }), 578, 770, 36, 36);
PdfDeviceNColor pdfDeviceNColor = new PdfDeviceNColor(new PdfSpotColor[] { psc_cmyk_yell, psc_cmyk_magen, psc_rgb_blue });
canvas.SetColorFill(new DeviceNColor(pdfDeviceNColor, new float[] { 0, 0, 1 }));
canvas.Rectangle(36, 716, 36, 36);
canvas.FillStroke();
canvas.SetColorFill(new DeviceNColor(pdfDeviceNColor, new float[] { 0.1f, 0.1f, 1 }));
canvas.Rectangle(90, 716, 36, 36);
canvas.FillStroke();
canvas.SetColorFill(new DeviceNColor(pdfDeviceNColor, new float[] { 0.2f, 0.2f, 1 }));
canvas.Rectangle(144, 716, 36, 36);
canvas.FillStroke();
canvas.SetColorFill(new DeviceNColor(pdfDeviceNColor, new float[] { 0.3f, 0.3f, 1 }));
canvas.Rectangle(198, 716, 36, 36);
canvas.FillStroke();
canvas.SetColorFill(new DeviceNColor(pdfDeviceNColor, new float[] { 0.4f, 0.4f, 1 }));
canvas.Rectangle(252, 716, 36, 36);
canvas.FillStroke();
canvas.SetColorFill(new DeviceNColor(pdfDeviceNColor, new float[] { 0.5f, 0.5f, 1 }));
canvas.Rectangle(306, 716, 36, 36);
canvas.FillStroke();
canvas.SetColorFill(new DeviceNColor(pdfDeviceNColor, new float[] { 0.6f, 0.1f, 1 }));
canvas.Rectangle(360, 716, 36, 36);
canvas.FillStroke();
canvas.SetColorFill(new DeviceNColor(pdfDeviceNColor, new float[] { 0.7f, 0.7f, 1 }));
canvas.Rectangle(416, 716, 36, 36);
canvas.FillStroke();
canvas.SetColorFill(new DeviceNColor(pdfDeviceNColor, new float[] { 0.8f, 0.8f, 1 }));
canvas.Rectangle(470, 716, 36, 36);
canvas.FillStroke();
canvas.SetColorFill(new DeviceNColor(pdfDeviceNColor, new float[] { 0.9f, 0.9f, 1 }));
canvas.Rectangle(524, 716, 36, 36);
canvas.FillStroke();
canvas.SetColorFill(new DeviceNColor(pdfDeviceNColor, new float[] { 1, 1, 1 }));
canvas.Rectangle(578, 716, 36, 36);
canvas.FillStroke();
canvas.SaveState();
canvas.Rectangle(418, 412, -329, 189);
canvas.Clip();
canvas.NewPath();
canvas.SaveState();
canvas.ConcatCTM(329f, 0f, 0f, -329f, 89f, 506.5f);
canvas.PaintShading(PdfShading.SimpleAxial(writer, 0, 0, 1, 0,
new DeviceNColor(pdfDeviceNNChannelColor, new float[] { 1, 1, 0 }),
new DeviceNColor(pdfDeviceNNChannelColor, new float[] { 0, 0, 1 })));
canvas.RestoreState();
canvas.RestoreState();
canvas.SetColorStroke(new DeviceNColor(pdfDeviceNNChannelColor, new float[] { 1, 1, 1 }));
canvas.Rectangle(418, 412, -329, 189);
canvas.Stroke();
// step 5
document.Close();
CompareTool compareTool = new CompareTool();
String error = compareTool.Compare(dest_file, TEST_RESOURCES_PATH + "cmp_device_n_gradient_base.pdf", DEST_FOLDER, "diff_");
if (error != null)
{
Assert.Fail(error);
}
}
/**
* Writes the selected rows to the document.
* This method clips the columns; this is only important
* if there are columns with colspan at boundaries.
* <P>
* The table event is only fired for complete rows.
*
* @param colStart the first column to be written, zero index
* @param colEnd the last column to be written + 1. If it is -1 all the
* @param rowStart the first row to be written, zero index
* @param rowEnd the last row to be written + 1. If it is -1 all the
* rows to the end are written
* @param xPos the x write coodinate
* @param yPos the y write coodinate
* @param canvas the <CODE>PdfContentByte</CODE> where the rows will
* be written to
* @return the y coordinate position of the bottom of the last row
*/
public float WriteSelectedRows(int colStart, int colEnd, int rowStart, int rowEnd, float xPos, float yPos, PdfContentByte canvas)
{
int totalCols = NumberOfColumns;
if (colStart < 0)
colStart = 0;
else
colStart = Math.Min(colStart, totalCols);
if (colEnd < 0)
colEnd = totalCols;
else
colEnd = Math.Min(colEnd, totalCols);
bool clip = (colStart != 0 || colEnd != totalCols);
if (clip) {
float w = 0;
for (int k = colStart; k < colEnd; ++k)
w += absoluteWidths[k];
canvas.SaveState();
float lx = (colStart == 0) ? 10000 : 0;
float rx = (colEnd == totalCols) ? 10000 : 0;
canvas.Rectangle(xPos - lx, -10000, w + lx + rx, PdfPRow.RIGHT_LIMIT);
canvas.Clip();
canvas.NewPath();
}
PdfContentByte[] canvases = BeginWritingRows(canvas);
float y = WriteSelectedRows(colStart, colEnd, rowStart, rowEnd, xPos, yPos, canvases);
EndWritingRows(canvases);
if (clip)
canvas.RestoreState();
return y;
}
// ---------------------------------------------------------------------------
public byte[] CreatePdf()
{
using (MemoryStream ms = new MemoryStream()) {
// step 1
using (Document document = new Document(new Rectangle(850, 600))) {
// step 2
PdfWriter writer = PdfWriter.GetInstance(document, ms);
// step 3
document.Open();
// step 4
PdfContentByte canvas = writer.DirectContent;
// add the clipped image
Image img = Image.GetInstance(
Path.Combine(Utility.ResourceImage, RESOURCE)
);
float w = img.ScaledWidth;
float h = img.ScaledHeight;
canvas.Ellipse(1, 1, 848, 598);
canvas.Clip();
canvas.NewPath();
canvas.AddImage(img, w, 0, 0, h, 0, -600);
// Create a transparent PdfTemplate
PdfTemplate t2 = writer.DirectContent.CreateTemplate(850, 600);
PdfTransparencyGroup transGroup = new PdfTransparencyGroup();
transGroup.Put(PdfName.CS, PdfName.DEVICEGRAY);
transGroup.Isolated = true;
transGroup.Knockout = false;
t2.Group = transGroup;
// Add transparent ellipses to the template
int gradationStep = 30;
float[] gradationRatioList = new float[gradationStep];
for (int i = 0; i < gradationStep; i++)
{
/*
* gotta love .NET, guess they forgot to copy java.lang.Math.toRadians
*/
double radians = (Math.PI / 180) * 90.0f / gradationStep * (i + 1);
gradationRatioList[i] = 1 - (float)Math.Sin(radians);
}
for (int i = 1; i < gradationStep + 1; i++)
{
t2.SetLineWidth(5 * (gradationStep + 1 - i));
t2.SetGrayStroke(gradationRatioList[gradationStep - i]);
t2.Ellipse(0, 0, 850, 600);
t2.Stroke();
}
// Create an image mask for the direct content
PdfDictionary maskDict = new PdfDictionary();
maskDict.Put(PdfName.TYPE, PdfName.MASK);
maskDict.Put(PdfName.S, new PdfName("Luminosity"));
maskDict.Put(new PdfName("G"), t2.IndirectReference);
PdfGState gState = new PdfGState();
gState.Put(PdfName.SMASK, maskDict);
canvas.SetGState(gState);
canvas.AddTemplate(t2, 0, 0);
}
return(ms.ToArray());
}
}
// 画像をクリッピングして貼り付ける
public static PdfContentByte AddClippedImage(PdfContentByte pdfContentByte, string imagePath, float x, float y, float frmW, float frmH, int align)
{
void DoNothing()
{
} // 何もしない関数を定義
using (Stream inputImageStream = new FileStream(imagePath, FileMode.Open, FileAccess.Read, FileShare.Read))
{
Image image = Image.GetInstance(inputImageStream);
float imgW = image.ScaledWidth;
float imgH = image.ScaledHeight;
float scale;
pdfContentByte.SaveState(); // クリッピングパス削除のため使用
pdfContentByte.Rectangle(x, y, frmW, frmH);
pdfContentByte.Clip();
pdfContentByte.NewPath();
// 画像縦長の場合
if ((align != PDFAppend.CENTER && (frmW / frmH > imgW / imgH)) || (align == PDFAppend.CENTER && (frmW / frmH < imgW / imgH)))
{
float scaledWidth = frmW;
scale = frmW / imgW;
float scaledHeight = imgH * scale;
if (align == PDFAppend.TOP)
{
y = y - (scaledHeight - frmH);
}
else if (align == PDFAppend.BOTTOM)
{
DoNothing();
}
else
{
y = y - ((scaledHeight - frmH) / 2);
}
}
else // 画像横長の場合
{
float scaledHeight = frmH;
scale = frmH / imgH;
float scaledWidth = imgW * scale;
if (align == PDFAppend.LEFT)
{
DoNothing();
}
else if (align == PDFAppend.RIGHT)
{
x = x - (scaledWidth - frmW);
}
else
{
x = x - ((scaledWidth - frmW) / 2);
}
}
image.ScalePercent(scale * 100);
image.SetAbsolutePosition(x, y);
pdfContentByte.AddImage(image);
pdfContentByte.RestoreState();
}
return(pdfContentByte);
}
