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/*
* $Id: b85dfe2c293ef8dbf873a51707fa62badace2db3 $
*
* This file is part of the iText (R) project.
* Copyright (c) 1998-2016 iText Group NV
* Authors: Bruno Lowagie, Paulo Soares, et al.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License version 3
* as published by the Free Software Foundation with the addition of the
* following permission added to Section 15 as permitted in Section 7(a):
* FOR ANY PART OF THE COVERED WORK IN WHICH THE COPYRIGHT IS OWNED BY
* ITEXT GROUP. ITEXT GROUP DISCLAIMS THE WARRANTY OF NON INFRINGEMENT
* OF THIRD PARTY RIGHTS
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
* or FITNESS FOR A PARTICULAR PURPOSE.
* See the GNU Affero General Public License for more details.
* You should have received a copy of the GNU Affero General Public License
* along with this program; if not, see http://www.gnu.org/licenses or write to
* the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
* Boston, MA, 02110-1301 USA, or download the license from the following URL:
* http://itextpdf.com/terms-of-use/
*
* The interactive user interfaces in modified source and object code versions
* of this program must display Appropriate Legal Notices, as required under
* Section 5 of the GNU Affero General Public License.
*
* In accordance with Section 7(b) of the GNU Affero General Public License,
* a covered work must retain the producer line in every PDF that is created
* or manipulated using iText.
*
* You can be released from the requirements of the license by purchasing
* a commercial license. Buying such a license is mandatory as soon as you
* develop commercial activities involving the iText software without
* disclosing the source code of your own applications.
* These activities include: offering paid services to customers as an ASP,
* serving PDFs on the fly in a web application, shipping iText with a closed
* source product.
*
* For more information, please contact iText Software Corp. at this
* address: [email protected]
*/
package com.itextpdf.text.pdf;
import java.util.HashMap;
import com.itextpdf.text.*;
import com.itextpdf.text.log.Logger;
import com.itextpdf.text.log.LoggerFactory;
import com.itextpdf.text.pdf.interfaces.IAccessibleElement;
/**
* A row in a PdfPTable.
*
* @author Paulo Soares
*/
public class PdfPRow implements IAccessibleElement {
private final Logger LOGGER = LoggerFactory.getLogger(PdfPRow.class);
/**
* True if the table may not break after this row.
*/
public boolean mayNotBreak = false;
/**
* the bottom limit (bottom right y)
*/
public static final float BOTTOM_LIMIT = -(1 << 30);
/**
* the right limit
*
* @since 2.1.5
*/
public static final float RIGHT_LIMIT = 20000;
protected PdfPCell cells[];
protected float widths[];
/**
* extra heights that needs to be added to a cell because of rowspans.
*
* @since 2.1.6
*/
protected float extraHeights[];
protected float maxHeight = 0;
protected boolean calculated = false;
protected boolean adjusted = false;
private int[] canvasesPos;
protected PdfName role = PdfName.TR;
protected HashMap accessibleAttributes = null;
protected AccessibleElementId id = new AccessibleElementId();
/**
* Constructs a new PdfPRow with the cells in the array that was passed as a
* parameter.
*
* @param cells
*/
public PdfPRow(PdfPCell cells[]) {
this(cells, null);
}
public PdfPRow(PdfPCell cells[], PdfPRow source) {
this.cells = cells;
widths = new float[cells.length];
initExtraHeights();
if (source != null) {
this.id = source.id;
this.role = source.role;
if (source.accessibleAttributes != null) {
this.accessibleAttributes = new HashMap(source.accessibleAttributes);
}
}
}
/**
* Makes a copy of an existing row.
*
* @param row
*/
public PdfPRow(PdfPRow row) {
mayNotBreak = row.mayNotBreak;
maxHeight = row.maxHeight;
calculated = row.calculated;
cells = new PdfPCell[row.cells.length];
for (int k = 0; k < cells.length; ++k) {
if (row.cells[k] != null) {
if (row.cells[k] instanceof PdfPHeaderCell) {
cells[k] = new PdfPHeaderCell((PdfPHeaderCell) row.cells[k]);
} else {
cells[k] = new PdfPCell(row.cells[k]);
}
}
}
widths = new float[cells.length];
System.arraycopy(row.widths, 0, widths, 0, cells.length);
initExtraHeights();
this.id = row.id;
this.role = row.role;
if (row.accessibleAttributes != null) {
this.accessibleAttributes = new HashMap(row.accessibleAttributes);
}
}
/**
* Sets the widths of the columns in the row.
*
* @param widths
* @return true if everything went right
*/
public boolean setWidths(float widths[]) {
if (widths.length != cells.length) {
return false;
}
System.arraycopy(widths, 0, this.widths, 0, cells.length);
float total = 0;
calculated = false;
for (int k = 0; k < widths.length; ++k) {
PdfPCell cell = cells[k];
if (cell == null) {
total += widths[k];
continue;
}
cell.setLeft(total);
int last = k + cell.getColspan();
for (; k < last; ++k) {
total += widths[k];
}
--k;
cell.setRight(total);
cell.setTop(0);
}
return true;
}
/**
* Initializes the extra heights array.
*
* @since 2.1.6
*/
protected void initExtraHeights() {
extraHeights = new float[cells.length];
for (int i = 0; i < extraHeights.length; i++) {
extraHeights[i] = 0;
}
}
/**
* Sets an extra height for a cell.
*
* @param cell the index of the cell that needs an extra height
* @param height the extra height
* @since 2.1.6
*/
public void setExtraHeight(int cell, float height) {
if (cell < 0 || cell >= cells.length) {
return;
}
extraHeights[cell] = height;
}
/**
* Calculates the heights of each cell in the row.
*/
protected void calculateHeights() {
maxHeight = 0;
LOGGER.info("calculateHeights");
for (int k = 0; k < cells.length; ++k) {
PdfPCell cell = cells[k];
float height = 0;
if (cell == null) {
continue;
} else {
if (cell.hasCalculatedHeight()) {
height = cell.getCalculatedHeight();
}
else {
height = cell.getMaxHeight();
}
if ((height > maxHeight) && (cell.getRowspan() == 1)) {
maxHeight = height;
}
}
}
calculated = true;
}
/**
* Setter for the mayNotBreak variable.
*/
public void setMayNotBreak(boolean mayNotBreak) {
this.mayNotBreak = mayNotBreak;
}
/**
* Getter for the mayNotbreak variable.
*/
public boolean isMayNotBreak() {
return mayNotBreak;
}
/**
* Writes the border and background of one cell in the row.
*
* @param xPos The x-coordinate where the table starts on the canvas
* @param yPos The y-coordinate where the table starts on the canvas
* @param currentMaxHeight The height of the cell to be drawn.
* @param cell
* @param canvases
* @since 2.1.6 extra parameter currentMaxHeight
*/
public void writeBorderAndBackground(float xPos, float yPos, float currentMaxHeight, PdfPCell cell, PdfContentByte[] canvases) {
BaseColor background = cell.getBackgroundColor();
if (background != null || cell.hasBorders()) {
// Add xPos resp. yPos to the cell's coordinates for absolute coordinates
float right = cell.getRight() + xPos;
float top = cell.getTop() + yPos;
float left = cell.getLeft() + xPos;
float bottom = top - currentMaxHeight;
if (background != null) {
PdfContentByte backgr = canvases[PdfPTable.BACKGROUNDCANVAS];
backgr.setColorFill(background);
backgr.rectangle(left, bottom, right - left, top - bottom);
backgr.fill();
}
if (cell.hasBorders()) {
Rectangle newRect = new Rectangle(left, bottom, right, top);
// Clone non-position parameters except for the background color
newRect.cloneNonPositionParameters(cell);
newRect.setBackgroundColor(null);
// Write the borders on the line canvas
PdfContentByte lineCanvas = canvases[PdfPTable.LINECANVAS];
lineCanvas.rectangle(newRect);
}
}
}
/**
* @since 2.1.6 private is now protected
*/
protected void saveAndRotateCanvases(PdfContentByte[] canvases, float a, float b, float c, float d, float e, float f) {
int last = PdfPTable.TEXTCANVAS + 1;
if (canvasesPos == null) {
canvasesPos = new int[last * 2];
}
for (int k = 0; k < last; ++k) {
ByteBuffer bb = canvases[k].getInternalBuffer();
canvasesPos[k * 2] = bb.size();
canvases[k].saveState();
canvases[k].concatCTM(a, b, c, d, e, f);
canvasesPos[k * 2 + 1] = bb.size();
}
}
/**
* @since 2.1.6 private is now protected
*/
protected void restoreCanvases(PdfContentByte[] canvases) {
int last = PdfPTable.TEXTCANVAS + 1;
for (int k = 0; k < last; ++k) {
ByteBuffer bb = canvases[k].getInternalBuffer();
int p1 = bb.size();
canvases[k].restoreState();
if (p1 == canvasesPos[k * 2 + 1]) {
bb.setSize(canvasesPos[k * 2]);
}
}
}
/**
* @since 3.0.0 protected is now public static
*/
public static float setColumn(ColumnText ct, float left, float bottom, float right, float top) {
if (left > right) {
right = left;
}
if (bottom > top) {
top = bottom;
}
ct.setSimpleColumn(left, bottom, right, top);
return top;
}
/**
* Writes a number of cells (not necessarily all cells).
*
* @param colStart The first column to be written. Remember that the column
* index starts with 0.
* @param colEnd The last column to be written. Remember that the column
* index starts with 0. If -1, all the columns to the end are written.
* @param xPos The x-coordinate where the table starts on the canvas
* @param yPos The y-coordinate where the table starts on the canvas
* @param reusable if set to false, the content in the cells is "consumed";
* if true, you can reuse the cells, the row, the parent table as many times
* you want.
* @since 5.1.0 added the reusable parameter
*/
public void writeCells(int colStart, int colEnd, float xPos, float yPos, PdfContentByte[] canvases, boolean reusable) {
if (!calculated) {
calculateHeights();
}
if (colEnd < 0) {
colEnd = cells.length;
} else {
colEnd = Math.min(colEnd, cells.length);
}
if (colStart < 0) {
colStart = 0;
}
if (colStart >= colEnd) {
return;
}
int newStart;
for (newStart = colStart; newStart >= 0; --newStart) {
if (cells[newStart] != null) {
break;
}
if (newStart > 0) {
xPos -= widths[newStart - 1];
}
}
if (newStart < 0) {
newStart = 0;
}
if (cells[newStart] != null) {
xPos -= cells[newStart].getLeft();
}
if (isTagged(canvases[PdfPTable.TEXTCANVAS])) {
canvases[PdfPTable.TEXTCANVAS].openMCBlock(this);
}
for (int k = newStart; k < colEnd; ++k) {
PdfPCell cell = cells[k];
if (cell == null) {
continue;
}
if (isTagged(canvases[PdfPTable.TEXTCANVAS])) {
canvases[PdfPTable.TEXTCANVAS].openMCBlock(cell);
}
float currentMaxHeight = maxHeight + extraHeights[k];
writeBorderAndBackground(xPos, yPos, currentMaxHeight, cell, canvases);
Image img = cell.getImage();
float tly = cell.getTop() + yPos - cell.getEffectivePaddingTop();
if (cell.getHeight() <= currentMaxHeight) {
switch (cell.getVerticalAlignment()) {
case Element.ALIGN_BOTTOM:
tly = cell.getTop() + yPos - currentMaxHeight + cell.getHeight()
- cell.getEffectivePaddingTop();
break;
case Element.ALIGN_MIDDLE:
tly = cell.getTop() + yPos + (cell.getHeight() - currentMaxHeight) / 2
- cell.getEffectivePaddingTop();
break;
default:
break;
}
}
if (img != null) {
if (cell.getRotation() != 0) {
img = Image.getInstance(img);
img.setRotation(img.getImageRotation() + (float) (cell.getRotation() * Math.PI / 180.0));
}
boolean vf = false;
if (cell.getHeight() > currentMaxHeight) {
if (!img.isScaleToFitHeight()) {
continue;
}
img.scalePercent(100);
float scale = (currentMaxHeight - cell.getEffectivePaddingTop() - cell
.getEffectivePaddingBottom())
/ img.getScaledHeight();
img.scalePercent(scale * 100);
vf = true;
}
float left = cell.getLeft() + xPos
+ cell.getEffectivePaddingLeft();
if (vf) {
switch (cell.getHorizontalAlignment()) {
case Element.ALIGN_CENTER:
left = xPos
+ (cell.getLeft() + cell.getEffectivePaddingLeft()
+ cell.getRight()
- cell.getEffectivePaddingRight() - img
.getScaledWidth()) / 2;
break;
case Element.ALIGN_RIGHT:
left = xPos + cell.getRight()
- cell.getEffectivePaddingRight()
- img.getScaledWidth();
break;
default:
break;
}
tly = cell.getTop() + yPos - cell.getEffectivePaddingTop();
}
img.setAbsolutePosition(left, tly - img.getScaledHeight());
try {
if (isTagged(canvases[PdfPTable.TEXTCANVAS])) {
canvases[PdfPTable.TEXTCANVAS].openMCBlock(img);
}
canvases[PdfPTable.TEXTCANVAS].addImage(img);
if (isTagged(canvases[PdfPTable.TEXTCANVAS])) {
canvases[PdfPTable.TEXTCANVAS].closeMCBlock(img);
}
} catch (DocumentException e) {
throw new ExceptionConverter(e);
}
} else {
// rotation sponsored by Connection GmbH
if (cell.getRotation() == 90 || cell.getRotation() == 270) {
float netWidth = currentMaxHeight - cell.getEffectivePaddingTop() - cell.getEffectivePaddingBottom();
float netHeight = cell.getWidth() - cell.getEffectivePaddingLeft() - cell.getEffectivePaddingRight();
ColumnText ct = ColumnText.duplicate(cell.getColumn());
ct.setCanvases(canvases);
ct.setSimpleColumn(0, 0, netWidth + 0.001f, -netHeight);
try {
ct.go(true);
} catch (DocumentException e) {
throw new ExceptionConverter(e);
}
float calcHeight = -ct.getYLine();
if (netWidth <= 0 || netHeight <= 0) {
calcHeight = 0;
}
if (calcHeight > 0) {
if (cell.isUseDescender()) {
calcHeight -= ct.getDescender();
}
if (reusable) {
ct = ColumnText.duplicate(cell.getColumn());
} else {
ct = cell.getColumn();
}
ct.setCanvases(canvases);
ct.setSimpleColumn(-0.003f, -0.001f, netWidth + 0.003f, calcHeight);
float pivotX;
float pivotY;
if (cell.getRotation() == 90) {
pivotY = cell.getTop() + yPos - currentMaxHeight + cell.getEffectivePaddingBottom();
switch (cell.getVerticalAlignment()) {
case Element.ALIGN_BOTTOM:
pivotX = cell.getLeft() + xPos + cell.getWidth() - cell.getEffectivePaddingRight();
break;
case Element.ALIGN_MIDDLE:
pivotX = cell.getLeft() + xPos + (cell.getWidth() + cell.getEffectivePaddingLeft() - cell.getEffectivePaddingRight() + calcHeight) / 2;
break;
default: //top
pivotX = cell.getLeft() + xPos + cell.getEffectivePaddingLeft() + calcHeight;
break;
}
saveAndRotateCanvases(canvases, 0, 1, -1, 0, pivotX, pivotY);
} else {
pivotY = cell.getTop() + yPos - cell.getEffectivePaddingTop();
switch (cell.getVerticalAlignment()) {
case Element.ALIGN_BOTTOM:
pivotX = cell.getLeft() + xPos + cell.getEffectivePaddingLeft();
break;
case Element.ALIGN_MIDDLE:
pivotX = cell.getLeft() + xPos + (cell.getWidth() + cell.getEffectivePaddingLeft() - cell.getEffectivePaddingRight() - calcHeight) / 2;
break;
default: //top
pivotX = cell.getLeft() + xPos + cell.getWidth() - cell.getEffectivePaddingRight() - calcHeight;
break;
}
saveAndRotateCanvases(canvases, 0, -1, 1, 0, pivotX, pivotY);
}
try {
ct.go();
} catch (DocumentException e) {
throw new ExceptionConverter(e);
} finally {
restoreCanvases(canvases);
}
}
} else {
float fixedHeight = cell.getFixedHeight();
float rightLimit = cell.getRight() + xPos
- cell.getEffectivePaddingRight();
float leftLimit = cell.getLeft() + xPos
+ cell.getEffectivePaddingLeft();
if (cell.isNoWrap()) {
switch (cell.getHorizontalAlignment()) {
case Element.ALIGN_CENTER:
rightLimit += 10000;
leftLimit -= 10000;
break;
case Element.ALIGN_RIGHT:
if (cell.getRotation() == 180) {
rightLimit += RIGHT_LIMIT;
} else {
leftLimit -= RIGHT_LIMIT;
}
break;
default:
if (cell.getRotation() == 180) {
leftLimit -= RIGHT_LIMIT;
} else {
rightLimit += RIGHT_LIMIT;
}
break;
}
}
ColumnText ct;
if (reusable) {
ct = ColumnText.duplicate(cell.getColumn());
} else {
ct = cell.getColumn();
}
ct.setCanvases(canvases);
float bry = tly
- (currentMaxHeight
- cell.getEffectivePaddingTop() - cell.getEffectivePaddingBottom());
if (fixedHeight > 0) {
if (cell.getHeight() > currentMaxHeight) {
tly = cell.getTop() + yPos - cell.getEffectivePaddingTop();
bry = cell.getTop() + yPos - currentMaxHeight + cell.getEffectivePaddingBottom();
}
}
if ((tly > bry || ct.zeroHeightElement()) && leftLimit < rightLimit) {
ct.setSimpleColumn(leftLimit, bry - 0.001f, rightLimit, tly);
if (cell.getRotation() == 180) {
float shx = leftLimit + rightLimit;
float shy = yPos + yPos - currentMaxHeight + cell.getEffectivePaddingBottom() - cell.getEffectivePaddingTop();
saveAndRotateCanvases(canvases, -1, 0, 0, -1, shx, shy);
}
try {
ct.go();
} catch (DocumentException e) {
throw new ExceptionConverter(e);
} finally {
if (cell.getRotation() == 180) {
restoreCanvases(canvases);
}
}
}
}
}
PdfPCellEvent evt = cell.getCellEvent();
if (evt != null) {
Rectangle rect = new Rectangle(cell.getLeft() + xPos, cell.getTop()
+ yPos - currentMaxHeight, cell.getRight() + xPos, cell.getTop()
+ yPos);
evt.cellLayout(cell, rect, canvases);
}
if (isTagged(canvases[PdfPTable.TEXTCANVAS])) {
canvases[PdfPTable.TEXTCANVAS].closeMCBlock(cell);
}
}
if (isTagged(canvases[PdfPTable.TEXTCANVAS])) {
canvases[PdfPTable.TEXTCANVAS].closeMCBlock(this);
}
}
/**
* Checks if the dimensions of the columns were calculated.
*
* @return true if the dimensions of the columns were calculated
*/
public boolean isCalculated() {
return calculated;
}
/**
* Gets the maximum height of the row (i.e. of the 'highest' cell).
*
* @return the maximum height of the row
*/
public float getMaxHeights() {
if (!calculated) {
calculateHeights();
}
return maxHeight;
}
/**
* Changes the maximum height of the row (to make it higher). (added by
* Jin-Hsia Yang)
*
* @param maxHeight the new maximum height
*/
public void setMaxHeights(float maxHeight) {
this.maxHeight = maxHeight;
}
//end add
float[] getEventWidth(float xPos, float[] absoluteWidths) {
int n = 1;
for (int k = 0; k < cells.length;) {
if (cells[k] != null) {
n++;
k += cells[k].getColspan();
} else {
while (k < cells.length && cells[k] == null) {
n++;
k++;
}
}
}
float width[] = new float[n];
width[0] = xPos;
n = 1;
for (int k = 0; k < cells.length && n < width.length;) {
if (cells[k] != null) {
int colspan = cells[k].getColspan();
width[n] = width[n - 1];
for (int i = 0; i < colspan && k < absoluteWidths.length; i++) {
width[n] += absoluteWidths[k++];
}
n++;
} else {
width[n] = width[n - 1];
while (k < cells.length && cells[k] == null) {
width[n] += absoluteWidths[k++];
}
n++;
}
}
return width;
}
/**
* Copies the content of a specific row in a table to this row. Don't do
* this if the rows have a different number of cells.
*
* @param table the table from which you want to copy a row
* @param idx the index of the row that needs to be copied
* @since 5.1.0
*/
public void copyRowContent(PdfPTable table, int idx) {
if (table == null) {
return;
}
PdfPCell copy;
for (int i = 0; i < cells.length; ++i) {
int lastRow = idx;
copy = table.getRow(lastRow).getCells()[i];
while (copy == null && lastRow > 0) {
copy = table.getRow(--lastRow).getCells()[i];
}
if (cells[i] != null && copy != null) {
cells[i].setColumn(copy.getColumn());
this.calculated = false;
}
}
}
/**
* Splits a row to newHeight. The returned row is the remainder. It will
* return null if the newHeight was so small that only an empty row would
* result.
*
* @param new_height the new height
* @return the remainder row or null if the newHeight was so small that only
* an empty row would result
*/
public PdfPRow splitRow(PdfPTable table, int rowIndex, float new_height) {
LOGGER.info(String.format("Splitting row %s available height: %s", rowIndex, new_height));
// second part of the row
PdfPCell newCells[] = new PdfPCell[cells.length];
float calHs[] = new float[cells.length];
float fixHs[] = new float[cells.length];
float minHs[] = new float[cells.length];
boolean allEmpty = true;
// loop over all the cells
for (int k = 0; k < cells.length; ++k) {
float newHeight = new_height;
PdfPCell cell = cells[k];
if (cell == null) {
int index = rowIndex;
if (table.rowSpanAbove(index, k)) {
while (table.rowSpanAbove(--index, k)) {
newHeight += table.getRow(index).getMaxHeights();
}
PdfPRow row = table.getRow(index);
if (row != null && row.getCells()[k] != null) {
newCells[k] = new PdfPCell(row.getCells()[k]);
newCells[k].setColumn(null);
newCells[k].setRowspan(row.getCells()[k].getRowspan() - rowIndex + index);
allEmpty = false;
}
}
continue;
}
calHs[k] = cell.getCalculatedHeight();
fixHs[k] = cell.getFixedHeight();
minHs[k] = cell.getMinimumHeight();
Image img = cell.getImage();
PdfPCell newCell = new PdfPCell(cell);
if (img != null) {
float padding = cell.getEffectivePaddingBottom() + cell.getEffectivePaddingTop() + 2;
if ((img.isScaleToFitHeight() || img.getScaledHeight() + padding < newHeight)
&& newHeight > padding) {
newCell.setPhrase(null);
allEmpty = false;
}
} else {
float y;
ColumnText ct = ColumnText.duplicate(cell.getColumn());
float left = cell.getLeft() + cell.getEffectivePaddingLeft();
float bottom = cell.getTop() + cell.getEffectivePaddingBottom() - newHeight;
float right = cell.getRight() - cell.getEffectivePaddingRight();
float top = cell.getTop() - cell.getEffectivePaddingTop();
switch (cell.getRotation()) {
case 90:
case 270:
y = setColumn(ct, bottom, left, top, right);
break;
default:
y = setColumn(ct, left, bottom + 0.00001f, cell.isNoWrap() ? RIGHT_LIMIT : right, top);
break;
}
int status;
try {
status = ct.go(true);
} catch (DocumentException e) {
throw new ExceptionConverter(e);
}
boolean thisEmpty = (ct.getYLine() == y);
if (thisEmpty) {
newCell.setColumn(ColumnText.duplicate(cell.getColumn()));
ct.setFilledWidth(0);
} else if ((status & ColumnText.NO_MORE_TEXT) == 0) {
newCell.setColumn(ct);
ct.setFilledWidth(0);
} else {
newCell.setPhrase(null);
}
allEmpty = (allEmpty && thisEmpty);
}
newCells[k] = newCell;
cell.setCalculatedHeight(newHeight);
}
if (allEmpty) {
for (int k = 0; k < cells.length; ++k) {
PdfPCell cell = cells[k];
if (cell == null) {
continue;
}
cell.setCalculatedHeight(calHs[k]);
if (fixHs[k] > 0) {
cell.setFixedHeight(fixHs[k]);
} else {
cell.setMinimumHeight(minHs[k]);
}
}
return null;
}
calculateHeights();
PdfPRow split = new PdfPRow(newCells, this);
split.widths = (float[]) widths.clone();
return split;
}
// Contributed by Deutsche Bahn Systel GmbH (Thorsten Seitz), splitting row spans
public float getMaxRowHeightsWithoutCalculating() {
return maxHeight;
}
// Contributed by Deutsche Bahn Systel GmbH (Thorsten Seitz), splitting row spans
public void setFinalMaxHeights(float maxHeight) {
setMaxHeights(maxHeight);
calculated = true; // otherwise maxHeight would be recalculated in getter
}
// Contributed by Deutsche Bahn Systel GmbH (Thorsten Seitz), splitting row spans
/**
* Split rowspan of cells with rowspan on next page by inserting copies with
* the remaining rowspan and reducing the previous rowspan appropriately,
* i.e. if a cell with rowspan 7 gets split after 3 rows of that rowspan
* have been laid out, its column on the next page should start with an
* empty cell having the same attributes and rowspan 7 - 3 = 4.
*
* @since iText 5.4.3
*/
public void splitRowspans(PdfPTable original, int originalIdx, PdfPTable part, int partIdx) {
if (original == null || part == null) {
return;
}
int i = 0;
while (i < cells.length) {
if (cells[i] == null) {
int splittedRowIdx = original.getCellStartRowIndex(originalIdx, i);
int copyRowIdx = part.getCellStartRowIndex(partIdx, i);
PdfPCell splitted = original.getRow(splittedRowIdx)
.getCells()[i]; // need this to reduce its rowspan
PdfPCell copy = part.getRow(copyRowIdx)
.getCells()[i]; // need this for (partially) consumed ColumnText
if (splitted != null) {
assert (copy != null); // both null or none
cells[i] = new PdfPCell(copy);
int rowspanOnPreviousPage = partIdx - copyRowIdx + 1;
cells[i].setRowspan(copy.getRowspan() - rowspanOnPreviousPage);
splitted.setRowspan(rowspanOnPreviousPage);
this.calculated = false;
}
++i;
} else {
i += cells[i].getColspan();
}
}
}
/**
* Returns the array of cells in the row. Please be extremely careful with
* this method. Use the cells as read only objects.
*
* @return an array of cells
* @since 2.1.1
*/
public PdfPCell[] getCells() {
return cells;
}
/**
* Checks if a cell in the row has a rowspan greater than 1.
*
* @since 5.1.0
*/
public boolean hasRowspan() {
for (int i = 0; i < cells.length; i++) {
if (cells[i] != null && cells[i].getRowspan() > 1) {
return true;
}
}
return false;
}
public boolean isAdjusted() {
return adjusted;
}
public void setAdjusted(boolean adjusted) {
this.adjusted = adjusted;
}
public PdfObject getAccessibleAttribute(final PdfName key) {
if (accessibleAttributes != null) {
return accessibleAttributes.get(key);
} else {
return null;
}
}
public void setAccessibleAttribute(final PdfName key, final PdfObject value) {
if (accessibleAttributes == null) {
accessibleAttributes = new HashMap();
}
accessibleAttributes.put(key, value);
}
public HashMap getAccessibleAttributes() {
return accessibleAttributes;
}
public PdfName getRole() {
return role;
}
public void setRole(final PdfName role) {
this.role = role;
}
public AccessibleElementId getId() {
return id;
}
public void setId(final AccessibleElementId id) {
this.id = id;
}
static private boolean isTagged(PdfContentByte canvas) {
return canvas != null && canvas.writer != null && canvas.writer.isTagged();
}
public boolean isInline() {
return false;
}
}
