/** * Gets the special field appearance for the radio circle. * @param on <CODE>true</CODE> for the checked state, <CODE>false</CODE> * otherwise * @return the appearance */ public PdfAppearance GetAppearanceRadioCircle(bool on) { PdfAppearance app = PdfAppearance.CreateAppearance(writer, box.Width, box.Height); switch (rotation) { case 90: app.SetMatrix(0, 1, -1, 0, box.Height, 0); break; case 180: app.SetMatrix(-1, 0, 0, -1, box.Width, box.Height); break; case 270: app.SetMatrix(0, -1, 1, 0, 0, box.Width); break; } Rectangle boxc = new Rectangle(app.BoundingBox); float cx = boxc.Width / 2; float cy = boxc.Height / 2; float r = (Math.Min(boxc.Width, boxc.Height) - borderWidth) / 2; if (r <= 0) { return(app); } if (backgroundColor != null) { app.SetColorFill(backgroundColor); app.Circle(cx, cy, r + borderWidth / 2); app.Fill(); } if (borderWidth > 0 && borderColor != null) { app.SetLineWidth(borderWidth); app.SetColorStroke(borderColor); app.Circle(cx, cy, r); app.Stroke(); } if (on) { if (textColor == null) { app.ResetGrayFill(); } else { app.SetColorFill(textColor); } app.Circle(cx, cy, r / 2); app.Fill(); } return(app); }
private void DrawBottomFrame(PdfAppearance app) { app.MoveTo(borderWidth, borderWidth); app.LineTo(box.Width - borderWidth, borderWidth); app.LineTo(box.Width - borderWidth, box.Height - borderWidth); app.LineTo(box.Width - 2 * borderWidth, box.Height - 2 * borderWidth); app.LineTo(box.Width - 2 * borderWidth, 2 * borderWidth); app.LineTo(2 * borderWidth, 2 * borderWidth); app.LineTo(borderWidth, borderWidth); app.Fill(); }
/** * @param field * @param llx * @param lly * @param urx * @param ury */ public void DrawSignatureAppearences(PdfFormField field, float llx, float lly, float urx, float ury) { PdfAppearance tp = PdfAppearance.CreateAppearance(writer, urx - llx, ury - lly); tp.SetGrayFill(1.0f); tp.Rectangle(0, 0, urx - llx, ury - lly); tp.Fill(); tp.SetGrayStroke(0); tp.SetLineWidth(1); tp.Rectangle(0.5f, 0.5f, urx - llx - 0.5f, ury - lly - 0.5f); tp.ClosePathStroke(); tp.SaveState(); tp.Rectangle(1, 1, urx - llx - 2, ury - lly - 2); tp.Clip(); tp.NewPath(); tp.RestoreState(); field.SetAppearance(PdfAnnotation.APPEARANCE_NORMAL, tp); }
protected PdfAppearance GetBorderAppearance() { PdfAppearance app = PdfAppearance.CreateAppearance(writer, box.Width, box.Height); switch (rotation) { case 90: app.SetMatrix(0, 1, -1, 0, box.Height, 0); break; case 180: app.SetMatrix(-1, 0, 0, -1, box.Width, box.Height); break; case 270: app.SetMatrix(0, -1, 1, 0, 0, box.Width); break; } app.SaveState(); // background if (backgroundColor != null) { app.SetColorFill(backgroundColor); app.Rectangle(0, 0, box.Width, box.Height); app.Fill(); } // border if (borderStyle == PdfBorderDictionary.STYLE_UNDERLINE) { if (borderWidth != 0 && borderColor != null) { app.SetColorStroke(borderColor); app.SetLineWidth(borderWidth); app.MoveTo(0, borderWidth / 2); app.LineTo(box.Width, borderWidth / 2); app.Stroke(); } } else if (borderStyle == PdfBorderDictionary.STYLE_BEVELED) { if (borderWidth != 0 && borderColor != null) { app.SetColorStroke(borderColor); app.SetLineWidth(borderWidth); app.Rectangle(borderWidth / 2, borderWidth / 2, box.Width - borderWidth, box.Height - borderWidth); app.Stroke(); } // beveled Color actual = backgroundColor; if (actual == null) { actual = Color.WHITE; } app.SetGrayFill(1); DrawTopFrame(app); app.SetColorFill(actual.Darker()); DrawBottomFrame(app); } else if (borderStyle == PdfBorderDictionary.STYLE_INSET) { if (borderWidth != 0 && borderColor != null) { app.SetColorStroke(borderColor); app.SetLineWidth(borderWidth); app.Rectangle(borderWidth / 2, borderWidth / 2, box.Width - borderWidth, box.Height - borderWidth); app.Stroke(); } // inset app.SetGrayFill(0.5f); DrawTopFrame(app); app.SetGrayFill(0.75f); DrawBottomFrame(app); } else { if (borderWidth != 0 && borderColor != null) { if (borderStyle == PdfBorderDictionary.STYLE_DASHED) { app.SetLineDash(3, 0); } app.SetColorStroke(borderColor); app.SetLineWidth(borderWidth); app.Rectangle(borderWidth / 2, borderWidth / 2, box.Width - borderWidth, box.Height - borderWidth); app.Stroke(); if ((options & COMB) != 0 && maxCharacterLength > 1) { float step = box.Width / maxCharacterLength; float yb = borderWidth / 2; float yt = box.Height - borderWidth / 2; for (int k = 1; k < maxCharacterLength; ++k) { float x = step * k; app.MoveTo(x, yb); app.LineTo(x, yt); } app.Stroke(); } } } app.RestoreState(); return(app); }
/** * Get the <code>PdfAppearance</code> of a list field * @throws IOException on error * @throws DocumentException on error * @return A <code>PdfAppearance</code> */ internal PdfAppearance GetListAppearance() { PdfAppearance app = GetBorderAppearance(); app.BeginVariableText(); if (choices == null || choices.Length == 0) { app.EndVariableText(); return(app); } int topChoice = choiceSelection; if (topChoice >= choices.Length) { topChoice = choices.Length - 1; } if (topChoice < 0) { topChoice = 0; } BaseFont ufont = RealFont; float usize = fontSize; if (usize == 0) { usize = 12; } bool borderExtra = borderStyle == PdfBorderDictionary.STYLE_BEVELED || borderStyle == PdfBorderDictionary.STYLE_INSET; float h = box.Height - borderWidth * 2; float offsetX = borderWidth; if (borderExtra) { h -= borderWidth * 2; offsetX *= 2; } float leading = ufont.GetFontDescriptor(BaseFont.BBOXURY, usize) - ufont.GetFontDescriptor(BaseFont.BBOXLLY, usize); int maxFit = (int)(h / leading) + 1; int first = 0; int last = 0; last = topChoice + maxFit / 2 + 1; first = last - maxFit; if (first < 0) { last += first; first = 0; } // first = topChoice; last = first + maxFit; if (last > choices.Length) { last = choices.Length; } topFirst = first; app.SaveState(); app.Rectangle(offsetX, offsetX, box.Width - 2 * offsetX, box.Height - 2 * offsetX); app.Clip(); app.NewPath(); Color fcolor = (textColor == null) ? GrayColor.GRAYBLACK : textColor; app.SetColorFill(new Color(10, 36, 106)); app.Rectangle(offsetX, offsetX + h - (topChoice - first + 1) * leading, box.Width - 2 * offsetX, leading); app.Fill(); float xp = offsetX * 2; float yp = offsetX + h - ufont.GetFontDescriptor(BaseFont.BBOXURY, usize); for (int idx = first; idx < last; ++idx, yp -= leading) { String ptext = choices[idx]; int rtl = CheckRTL(ptext) ? PdfWriter.RUN_DIRECTION_LTR : PdfWriter.RUN_DIRECTION_NO_BIDI; ptext = RemoveCRLF(ptext); Phrase phrase = ComposePhrase(ptext, ufont, (idx == topChoice) ? GrayColor.GRAYWHITE : fcolor, usize); ColumnText.ShowTextAligned(app, Element.ALIGN_LEFT, phrase, xp, yp, 0, rtl, 0); } app.RestoreState(); app.EndVariableText(); return(app); }