diff options
Diffstat (limited to 'pdf-as-lib/src/main/java/at/gv/egiz/pdfas/lib/impl/stamping/pdfbox/PDFAsVisualSignatureBuilder.java')
| -rw-r--r-- | pdf-as-lib/src/main/java/at/gv/egiz/pdfas/lib/impl/stamping/pdfbox/PDFAsVisualSignatureBuilder.java | 345 |
1 files changed, 197 insertions, 148 deletions
diff --git a/pdf-as-lib/src/main/java/at/gv/egiz/pdfas/lib/impl/stamping/pdfbox/PDFAsVisualSignatureBuilder.java b/pdf-as-lib/src/main/java/at/gv/egiz/pdfas/lib/impl/stamping/pdfbox/PDFAsVisualSignatureBuilder.java index cd3fd716..f364221b 100644 --- a/pdf-as-lib/src/main/java/at/gv/egiz/pdfas/lib/impl/stamping/pdfbox/PDFAsVisualSignatureBuilder.java +++ b/pdf-as-lib/src/main/java/at/gv/egiz/pdfas/lib/impl/stamping/pdfbox/PDFAsVisualSignatureBuilder.java @@ -51,9 +51,42 @@ public class PDFAsVisualSignatureBuilder extends PDVisibleSigBuilder { private static final Logger logger = LoggerFactory .getLogger(PDFAsVisualSignatureBuilder.class); + private void drawDebugLine(PDPageContentStream contentStream, float x, + float y, float width, float height) { + try { + contentStream.setStrokingColor(Color.RED); + contentStream.drawLine(x, y, x+width, y); + contentStream.setStrokingColor(Color.BLUE); + contentStream.drawLine(x, y, x, y-height); + contentStream.setStrokingColor(Color.GREEN); + contentStream.drawLine(x+width, y, x+width, y-height); + contentStream.setStrokingColor(Color.ORANGE); + contentStream.drawLine(x, y-height, x+width, y-height); + + contentStream.setStrokingColor(Color.BLACK); + } catch (Throwable e) { + e.printStackTrace(); + } + } + + private void drawDebugPadding(PDPageContentStream contentStream, float x, + float y, float padding, float width, float height) { + try { + contentStream.setStrokingColor(Color.RED); + contentStream.drawLine(x, y, x+padding, y-padding); + contentStream.drawLine(x+width, y, x+width-padding, y-padding); + contentStream.drawLine(x+width, y-height, x+width-padding, y-height+padding); + contentStream.drawLine(x, y-height, x+padding, y-height+padding); + contentStream.setStrokingColor(Color.BLACK); + } catch (Throwable e) { + e.printStackTrace(); + } + } + private void drawTable(PDPage page, PDPageContentStream contentStream, - float x, float y, float width, float height, PDFBoxTable abstractTable, PDDocument doc, - boolean subtable) throws IOException, PdfAsException { + float x, float y, float width, float height, + PDFBoxTable abstractTable, PDDocument doc, boolean subtable) + throws IOException, PdfAsException { final int rows = abstractTable.getRowCount(); final int cols = abstractTable.getColCount(); @@ -114,88 +147,66 @@ public class PDFAsVisualSignatureBuilder extends PDVisibleSigBuilder { contentStream.drawLine(x, nexty, x + width, nexty); lasty = nexty; if (i < abstractTable.getRowHeights().length) { - nexty -= abstractTable.getRowHeights()[i] + padding * 2; + //nexty -= abstractTable.getRowHeights()[i] + padding * 2; + nexty -= abstractTable.getRowHeights()[i]; } - - if (subtable && i + 1 == abstractTable.getRowHeights().length) { - nexty -= padding; - } - + + //if (subtable && i + 1 == abstractTable.getRowHeights().length) { + // nexty -= padding; + //} + float nextx = x; float ypos = y; float yheight = y + abstractTable.getHeight(); if (subtable) { - ypos -= padding; + //ypos -= padding; yheight = y + abstractTable.getHeight(); } - + for (int j = 0; j < row.size(); j++) { Entry cell = (Entry) row.get(j); - + if (subtable && j == cols) { continue; } logger.debug("COL LINE: {} {} {} {}", nextx, ypos, nextx, yheight); contentStream.drawLine(nextx, lasty, nextx, nexty); - for(int k = 0; k < cell.getColSpan(); k++) { + for (int k = 0; k < cell.getColSpan(); k++) { if (k + j < colsSizes.length) { - nextx += (colsSizes != null) ? colsSizes[k + j] : colWidth; + nextx += (colsSizes != null) ? colsSizes[k + j] + : colWidth; } } } - if(!subtable) { + if (!subtable) { contentStream.drawLine(nextx, lasty, nextx, nexty); } } - + contentStream.drawLine(x, nexty, x + tableWidth, nexty); - /* - // draw the rows - float nexty = y + tableHeight; - for (int i = 0; i <= rows; i++) { - logger.debug("ROW LINE: {} {} {} {}", x, nexty, x + tableWidth, - nexty); - contentStream.drawLine(x, nexty, x + tableWidth, nexty); - if (i < abstractTable.getRowHeights().length) { - nexty -= abstractTable.getRowHeights()[i] + padding * 2; - } - if (subtable && i + 1 == abstractTable.getRowHeights().length) { - nexty -= padding; - } - } - - // draw the columns - float nextx = x; - float ypos = y; - float yheight = y + abstractTable.getHeight(); - if (subtable) { - ypos -= padding; - yheight = y + abstractTable.getHeight(); - } - for (int i = 0; i <= cols; i++) { - if (subtable && i == cols) { - continue; - } - logger.debug("COL LINE: {} {} {} {}", nextx, ypos, nextx, - yheight); - contentStream.drawLine(nextx, ypos, nextx, yheight); - if (i < colsSizes.length) { - nextx += (colsSizes != null) ? colsSizes[i] : colWidth; - } - }*/ } - float textx = x + padding; + float textx = x; float texty = y + tableHeight; for (int i = 0; i < abstractTable.getRowCount(); i++) { ArrayList<Entry> row = abstractTable.getRow(i); for (int j = 0; j < row.size(); j++) { Entry cell = (Entry) row.get(j); - - Style inherit_style = Style.doInherit(abstractTable.style, cell.getStyle()); - cell.setStyle(inherit_style); + + Style inherit_style = Style.doInherit(cell.getStyle(), abstractTable.style); + cell.setStyle(inherit_style); + + //if(subtable) { + drawDebugPadding(contentStream, textx, texty, padding, + ((colsSizes != null) ? colsSizes[j] : colWidth), + abstractTable.getRowHeights()[i]); + //} + //if(true) { + // textx += (colsSizes != null) ? colsSizes[j] : colWidth; + // continue; + //} if (cell.getType() == Entry.TYPE_CAPTION || cell.getType() == Entry.TYPE_VALUE) { @@ -208,94 +219,98 @@ public class PDFAsVisualSignatureBuilder extends PDVisibleSigBuilder { fontSize = abstractTable.getValueFont().getFontSize(); } + String text = (String) cell.getValue(); - float ttexty = texty - fontSize - padding * 0.5f; + // COSName name = COSName.getPDFName("ANDI_TAG!"); // contentStream.beginMarkedContentSequence(COSName.ALT, // name); String fontName = textFont.equals(PDType1Font.COURIER) ? "COURIER" : "HELVETICA"; - contentStream.beginText(); - - if (innerFormResources.getFonts().containsValue(textFont)) { - String fontID = getFontID(textFont); - logger.debug("Using Font: " + fontID); - contentStream.appendRawCommands("/" + fontID + " " - + fontSize + " Tf\n"); - } else { - contentStream.setFont(textFont, fontSize); - } - - // TODO: use halign and valgin + float fheight = textFont.getFontDescriptor().getCapHeight() / 1000 * fontSize; - float fheight = textFont.getFontDescriptor().getFontBoundingBox() - .getHeight() - / 1000 * fontSize; - String[] tlines = text.split("\n"); - float textHeight = fheight * tlines.length; - + float textHeight = fontSize * tlines.length; + Style cellStyle = cell.getStyle(); String valign = null; String halign = null; - - if (cell.getType() == Entry.TYPE_CAPTION && cellStyle != null) { + + if (cell.getType() == Entry.TYPE_CAPTION + && cellStyle != null) { valign = cellStyle.getVAlign(); halign = cellStyle.getHAlign(); - } else if (cell.getType() == Entry.TYPE_VALUE && cellStyle != null) { + } else if (cell.getType() == Entry.TYPE_VALUE + && cellStyle != null) { valign = cellStyle.getValueVAlign(); halign = cellStyle.getValueHAlign(); } - float ty = ttexty; - if(Style.BOTTOM.equals(valign)) { - float bottom_offset = abstractTable.getRowHeights()[i] - textHeight; + float ty = texty - padding; + float tx = textx+padding; + if (Style.BOTTOM.equals(valign)) { + float bottom_offset = abstractTable.getRowHeights()[i] + - textHeight; ty -= bottom_offset; - } else if(Style.MIDDLE.equals(valign)) { - float bottom_offset = abstractTable.getRowHeights()[i] - textHeight; + } else if (Style.MIDDLE.equals(valign)) { + float bottom_offset = abstractTable.getRowHeights()[i] + - textHeight; bottom_offset = bottom_offset / 2.0f; ty -= bottom_offset; } - - float columnWidth = (colsSizes != null) ? colsSizes[j] : colWidth; + + float columnWidth = (colsSizes != null) ? colsSizes[j] + : colWidth; float maxWidth = 0; for (int k = 0; k < tlines.length; k++) { float lineWidth; if (textFont instanceof PDType1Font) { - lineWidth = textFont.getStringWidth(tlines[k]) / 1000.0f * fontSize; - //fwidth = textFont.getFontDescriptor().getFontBoundingBox().getWidth() - // / 1000.0f * fontSize; + lineWidth = textFont.getStringWidth(tlines[k]) + / 1000.0f * fontSize; } else { - float fwidth = textFont.getStringWidth("abcdefghijklmnopqrstuvwxyz ") / 1000.0f * fontSize; - fwidth = fwidth / (float)"abcdefghijklmnopqrstuvwxyz".length(); + float fwidth = textFont + .getStringWidth("abcdefghijklmnopqrstuvwxyz ") + / 1000.0f * fontSize; + fwidth = fwidth + / (float) "abcdefghijklmnopqrstuvwxyz" + .length(); lineWidth = tlines[k].length() * fwidth; } - - - - //float w = textFont.getStringWidth(tlines[k]) / 1000 * fontSize; + if (maxWidth < lineWidth) { maxWidth = lineWidth; } } - float tx = textx; - if(Style.CENTER.equals(halign)) { - float offset = columnWidth - maxWidth - 2 * padding; - if(offset > 0) { + if (Style.CENTER.equals(halign)) { + float offset = columnWidth - maxWidth - 2 * padding; + if (offset > 0) { offset = offset / 2.0f; tx += offset; } - } else if(Style.RIGHT.equals(halign)) { - float offset = columnWidth - maxWidth - 2 * padding; - if(offset > 0) { + } else if (Style.RIGHT.equals(halign)) { + float offset = columnWidth - maxWidth - 2 * padding; + if (offset > 0) { tx += offset; } } + + drawDebugLine(contentStream, tx, ty, maxWidth, textHeight); + + contentStream.beginText(); + + if (innerFormResources.getFonts().containsValue(textFont)) { + String fontID = getFontID(textFont); + logger.debug("Using Font: " + fontID); + contentStream.appendRawCommands("/" + fontID + " " + + fontSize + " Tf\n"); + } else { + contentStream.setFont(textFont, fontSize); + } - logger.debug("Writing: " + tx + " : " + ty + " = " - + text + " as " + cell.getType() + " w " + fontName); - contentStream.moveTextPositionByAmount(tx, ty); + logger.debug("Writing: " + tx + " : " + (ty-fheight) + " = " + text + + " as " + cell.getType() + " w " + fontName); + contentStream.moveTextPositionByAmount(tx, (ty-fheight)); if (text.contains("\n")) { String[] lines = text.split("\n"); @@ -320,69 +335,83 @@ public class PDFAsVisualSignatureBuilder extends PDVisibleSigBuilder { } ImageObject image = images.get(img_ref); PDXObjectImage pdImage = image.getImage(); - // text = "Row :" + i + "COL: " + j; - // COSName name = COSName.getPDFName("ANDI_TAG!"); - // contentStream.beginMarkedContentSequence(COSName.ALT, - // name); - - // TODO: use HAlign - float imgy = texty; + float imgx = textx + padding; + float hoffset = ((colsSizes != null) ? colsSizes[j] + : colWidth) + - image.getWidth(); + if (cell.getStyle().getImageVAlign() != null + && cell.getStyle().getImageVAlign() + .equals(Style.CENTER)) { + hoffset = hoffset / 2.0f; + imgx += hoffset; + } else if (cell.getStyle().getImageHAlign() != null + && cell.getStyle().getImageHAlign() + .equals(Style.RIGHT)) { + imgx += hoffset; + } + + float imgy = texty - padding; + float voffset = abstractTable.getRowHeights()[i] + - image.getHeight(); if (cell.getStyle().getImageVAlign() != null && cell.getStyle().getImageVAlign() - .equals(Style.TOP)) { - imgy = texty - padding - image.getSize(); + .equals(Style.MIDDLE)) { + voffset = voffset / 2.0f; + imgy -= voffset; } else if (cell.getStyle().getImageVAlign() != null && cell.getStyle().getImageVAlign() .equals(Style.BOTTOM)) { - // Should allready be at bottom ... - imgy = texty - abstractTable.getRowHeights()[i] - + padding; - } else { - // default to middle - imgy = texty - padding - - abstractTable.getRowHeights()[i] / 2; - imgy = imgy - image.getSize() / 2; - } - logger.debug("Image: " + textx + " : " + imgy); - contentStream.drawXObject(pdImage, textx, imgy, - image.getSize(), image.getSize()); + imgy -= voffset; + } + + drawDebugLine(contentStream, imgx, imgy, image.getWidth(), image.getHeight()); + + logger.debug("Image: " + imgx + " : " + (imgy - image.getHeight())); + contentStream.drawXObject(pdImage, imgx, imgy - image.getHeight(), + image.getWidth(), image.getHeight()); // contentStream.endMarkedContentSequence(); } else if (cell.getType() == Entry.TYPE_TABLE) { - - float tableY = texty - abstractTable.getRowHeights()[i] - - padding; + + float tableY = texty - abstractTable.getRowHeights()[i]; float tableX = textx; // texty = texty - padding; - tableX = textx - padding; PDFBoxTable tbl_value = (PDFBoxTable) cell.getValue(); - - Style inherit_styletab = Style.doInherit(abstractTable.style, cell.getStyle()); + + Style inherit_styletab = Style.doInherit( + abstractTable.style, cell.getStyle()); tbl_value.table.setStyle(inherit_styletab); - + logger.debug("Table: " + tableX + " : " + tableY); - drawTable(page, contentStream, tableX, tableY, - (colsSizes != null) ? colsSizes[j] : colWidth, - abstractTable.getRowHeights()[i] + padding * 2, - tbl_value, doc, true); + //logger.debug("Table height: " + ); + TableDrawUtils.drawTable(page, contentStream, tableX, tableY, + (colsSizes != null) ? colsSizes[j] : colWidth, + abstractTable.getRowHeights()[i], + tbl_value, doc, true, innerFormResources, images, settings); } textx += (colsSizes != null) ? colsSizes[j] : colWidth; } // if (i + 1 < abstractTable.getRowHeights().length) { logger.debug("Row {} from {} - {} - {} = {}", i, texty, abstractTable.getRowHeights()[i], padding * 2, texty - - (abstractTable.getRowHeights()[i] + padding * 2)); - texty -= abstractTable.getRowHeights()[i] + padding * 2; + - (abstractTable.getRowHeights()[i])); + texty -= abstractTable.getRowHeights()[i]; // texty = texty - abstractTable.getRowHeights()[i + 1] - padding // * 2; // texty = texty - abstractTable.getRowHeights()[i] - padding // * 2; // } - textx = x + padding; + textx = x; } } + private void drawTable2(PDPage page, PDPageContentStream contentStream, + float x, float y, float width, float height, + PDFBoxTable abstractTable, PDDocument doc, boolean subtable) { + + } + private PDFAsVisualSignatureProperties properties; private PDFAsVisualSignatureDesigner designer; private ISettings settings; @@ -402,7 +431,7 @@ public class PDFAsVisualSignatureBuilder extends PDVisibleSigBuilder { } public PDFAsVisualSignatureBuilder( - PDFAsVisualSignatureProperties properties, ISettings settings, + PDFAsVisualSignatureProperties properties, ISettings settings, PDFAsVisualSignatureDesigner designer) { this.properties = properties; this.settings = settings; @@ -504,26 +533,46 @@ public class PDFAsVisualSignatureBuilder extends PDVisibleSigBuilder { } float width = colsSizes[j]; + float height = table.getRowHeights()[i] + padding * 2; - float size = (int) Math.floor((double) width); - size -= 2 * padding; - logger.debug("Scaling image to: " + size); + float iwidth = (int) Math.floor((double) width); + iwidth -= 2 * padding; + + float iheight = (int) Math.floor((double) height); + iheight -= 2 * padding; + + float origWidth = (float) img.getWidth(); + float origHeight = (float) img.getHeight(); + + float wfactor = iwidth / origWidth; + float hfactor = iheight / origHeight; + float scaleFactor = wfactor; + if(hfactor < wfactor) { + scaleFactor = hfactor; + } + + iwidth = (float) Math.floor((double)(scaleFactor * origWidth)); + iheight = (float) Math.floor((double)(scaleFactor * origHeight)); if (table.style != null) { if (table.style.getImageScaleToFit() != null) { - size = table.style.getImageScaleToFit() + iwidth = table.style.getImageScaleToFit() .getWidth(); + iheight = table.style.getImageScaleToFit() + .getHeight(); } } - if(img.getAlphaRaster() == null && img.getColorModel().hasAlpha()) { + logger.debug("Scaling image to: " + iwidth + " x " + iheight); + + if (img.getAlphaRaster() == null + && img.getColorModel().hasAlpha()) { img = ImageUtils.removeAlphaChannel(img); } PDXObjectImage pdImage = new PDJpeg(template, img); - - ImageObject image = new ImageObject(pdImage, size); + ImageObject image = new ImageObject(pdImage, iwidth, iheight); images.put(img_ref, image); innerFormResources.addXObject(pdImage, "Im"); } @@ -538,7 +587,7 @@ public class PDFAsVisualSignatureBuilder extends PDVisibleSigBuilder { @Override public void createInnerFormStream(PDDocument template) { try { - + // Hint we have to create all PDXObjectImages before creating the // PDPageContentStream // only PDFbox developers know why ... @@ -549,9 +598,9 @@ public class PDFAsVisualSignatureBuilder extends PDVisibleSigBuilder { PDPageContentStream stream = new PDPageContentStream(template, getStructure().getPage()); // stream.setFont(PDType1Font.COURIER, 5); - drawTable(getStructure().getPage(), stream, 1, 1, + TableDrawUtils.drawTable(getStructure().getPage(), stream, 1, 1, designer.getWidth(), designer.getHeight(), - properties.getMainTable(), template, false); + properties.getMainTable(), template, false, innerFormResources, images, settings); stream.close(); PDStream innterFormStream = getStructure().getPage().getContents(); getStructure().setInnterFormStream(innterFormStream); @@ -608,7 +657,7 @@ public class PDFAsVisualSignatureBuilder extends PDVisibleSigBuilder { String innerFormComment = getStructure().getInnterFormStream() .getInputStreamAsString(); - logger.debug("Inner Form Stream: " + innerFormComment); + //logger.debug("Inner Form Stream: " + innerFormComment); // appendRawCommands(getStructure().getInnterFormStream().createOutputStream(), // getStructure().getInnterFormStream().getInputStreamAsString()); |