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/*
This file is part of the iText (R) project.
Copyright (c) 1998-2022 iText Group NV
Authors: iText Software.
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.layout.renderer;
import com.itextpdf.io.logs.IoLogMessageConstant;
import com.itextpdf.kernel.geom.Rectangle;
import com.itextpdf.kernel.pdf.canvas.PdfCanvas;
import com.itextpdf.layout.borders.Border;
import com.itextpdf.layout.element.Cell;
import com.itextpdf.layout.properties.Property;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import java.util.ArrayList;
import java.util.List;
class SeparatedTableBorders extends TableBorders {
public SeparatedTableBorders(List rows, int numberOfColumns, Border[] tableBoundingBorders) {
super(rows, numberOfColumns, tableBoundingBorders);
}
public SeparatedTableBorders(List rows, int numberOfColumns, Border[] tableBoundingBorders, int largeTableIndexOffset) {
super(rows, numberOfColumns, tableBoundingBorders, largeTableIndexOffset);
}
@Override
protected TableBorders drawHorizontalBorder(PdfCanvas canvas, TableBorderDescriptor borderDescriptor) {
return this;
}
@Override
protected TableBorders drawVerticalBorder(PdfCanvas canvas, TableBorderDescriptor borderDescriptor) {
return this;
}
@Override
protected TableBorders applyTopTableBorder(Rectangle occupiedBox, Rectangle layoutBox, boolean isEmpty, boolean force, boolean reverse) {
return applyTopTableBorder(occupiedBox, layoutBox, reverse);
}
@Override
protected TableBorders applyTopTableBorder(Rectangle occupiedBox, Rectangle layoutBox, boolean reverse) {
float topIndent = (reverse ? -1 : 1) * getMaxTopWidth();
layoutBox.decreaseHeight(topIndent);
occupiedBox.moveDown(topIndent).increaseHeight(topIndent);
return this;
}
@Override
protected TableBorders applyBottomTableBorder(Rectangle occupiedBox, Rectangle layoutBox, boolean isEmpty, boolean force, boolean reverse) {
return applyBottomTableBorder(occupiedBox, layoutBox, reverse);
}
@Override
protected TableBorders applyBottomTableBorder(Rectangle occupiedBox, Rectangle layoutBox, boolean reverse) {
float bottomTableBorderWidth = (reverse ? -1 : 1) * getMaxBottomWidth();
layoutBox.decreaseHeight(bottomTableBorderWidth);
occupiedBox.moveDown(bottomTableBorderWidth).increaseHeight(bottomTableBorderWidth);
return this;
}
@Override
protected TableBorders applyLeftAndRightTableBorder(Rectangle layoutBox, boolean reverse) {
if (null != layoutBox) {
layoutBox.applyMargins(0, rightBorderMaxWidth, 0, leftBorderMaxWidth, reverse);
}
return this;
}
@Override
protected TableBorders skipFooter(Border[] borders) {
setTableBoundingBorders(borders);
return this;
}
@Override
protected TableBorders skipHeader(Border[] borders) {
return this;
}
@Override
protected TableBorders collapseTableWithFooter(TableBorders footerBordersHandler, boolean hasContent) {
return this;
}
@Override
protected TableBorders collapseTableWithHeader(TableBorders headerBordersHandler, boolean updateBordersHandler) {
return this;
}
@Override
protected TableBorders fixHeaderOccupiedArea(Rectangle occupiedBox, Rectangle layoutBox) {
return this;
}
@Override
protected TableBorders applyCellIndents(Rectangle box, float topIndent, float rightIndent, float bottomIndent, float leftIndent, boolean reverse) {
box.applyMargins(topIndent, rightIndent, bottomIndent, leftIndent, false);
return this;
}
@Override
public List getVerticalBorder(int index) {
return verticalBorders.get(index);
}
@Override
public List getHorizontalBorder(int index) {
return horizontalBorders.get(index - largeTableIndexOffset);
}
@Override
protected float getCellVerticalAddition(float[] indents) {
return 0;
}
@Override
protected TableBorders updateBordersOnNewPage(boolean isOriginalNonSplitRenderer, boolean isFooterOrHeader, TableRenderer currentRenderer, TableRenderer headerRenderer, TableRenderer footerRenderer) {
if (!isFooterOrHeader) {
// collapse all cell borders
if (isOriginalNonSplitRenderer) {
if (null != rows) {
processAllBordersAndEmptyRows();
rightBorderMaxWidth = getMaxRightWidth();
leftBorderMaxWidth = getMaxLeftWidth();
}
}
}
if (null != footerRenderer) {
float rightFooterBorderWidth = footerRenderer.bordersHandler.getMaxRightWidth();
float leftFooterBorderWidth = footerRenderer.bordersHandler.getMaxLeftWidth();
leftBorderMaxWidth = Math.max(leftBorderMaxWidth, leftFooterBorderWidth);
rightBorderMaxWidth = Math.max(rightBorderMaxWidth, rightFooterBorderWidth);
}
if (null != headerRenderer) {
float rightHeaderBorderWidth = headerRenderer.bordersHandler.getMaxRightWidth();
float leftHeaderBorderWidth = headerRenderer.bordersHandler.getMaxLeftWidth();
leftBorderMaxWidth = Math.max(leftBorderMaxWidth, leftHeaderBorderWidth);
rightBorderMaxWidth = Math.max(rightBorderMaxWidth, rightHeaderBorderWidth);
}
return this;
}
@Override
public float[] getCellBorderIndents(int row, int col, int rowspan, int colspan) {
return new float[] {0, 0, 0, 0};
}
protected void buildBordersArrays(CellRenderer cell, int row, int col, int[] rowspansToDeduct) {
int colspan = (int) cell.getPropertyAsInteger(Property.COLSPAN);
int rowspan = (int) cell.getPropertyAsInteger(Property.ROWSPAN);
int colN = ((Cell) cell.getModelElement()).getCol();
Border[] cellBorders = cell.getBorders();
// cell with big rowspan was splitted
if (row + 1 - rowspan < 0) {
rowspan = row + 1;
}
// consider top border
for (int i = 0; i < colspan; i++) {
checkAndReplaceBorderInArray(horizontalBorders, 2 * (row + 1 - rowspan), colN + i, cellBorders[0], false);
}
// consider bottom border
for (int i = 0; i < colspan; i++) {
checkAndReplaceBorderInArray(horizontalBorders, 2 * row + 1, colN + i, cellBorders[2], true);
}
// consider left border
for (int j = row - rowspan + 1; j <= row; j++) {
checkAndReplaceBorderInArray(verticalBorders, 2 * colN, j, cellBorders[3], false);
}
// consider right border
for (int i = row - rowspan + 1; i <= row; i++) {
checkAndReplaceBorderInArray(verticalBorders, 2 * (colN + colspan) - 1, i, cellBorders[1], true);
}
}
protected boolean checkAndReplaceBorderInArray(List> borderArray, int i, int j, Border borderToAdd, boolean hasPriority) {
List borders = borderArray.get(i);
Border neighbour = borders.get(j);
if (neighbour == null) {
borders.set(j, borderToAdd);
} else {
Logger logger = LoggerFactory.getLogger(TableRenderer.class);
logger.warn(IoLogMessageConstant.UNEXPECTED_BEHAVIOUR_DURING_TABLE_ROW_COLLAPSING);
}
return true;
}
@Override
protected TableBorders initializeBorders() {
List tempBorders;
// initialize vertical borders
while (2 * Math.max(numberOfColumns, 1) > verticalBorders.size()) {
tempBorders = new ArrayList();
while ((int) 2 * Math.max(rows.size(), 1) > tempBorders.size()) {
tempBorders.add(null);
}
verticalBorders.add(tempBorders);
}
// initialize horizontal borders
while ((int) 2 * Math.max(rows.size(), 1) > horizontalBorders.size()) {
tempBorders = new ArrayList();
while (numberOfColumns > tempBorders.size()) {
tempBorders.add(null);
}
horizontalBorders.add(tempBorders);
}
return this;
}
@Override
public List getFirstHorizontalBorder() {
return getHorizontalBorder(2 * startRow);
}
@Override
public List getLastHorizontalBorder() {
return getHorizontalBorder(2 * finishRow + 1);
}
@Override
public float getMaxTopWidth() {
return null == tableBoundingBorders[0] ? 0 : tableBoundingBorders[0].getWidth();
}
@Override
public float getMaxBottomWidth() {
return null == tableBoundingBorders[2] ? 0 : tableBoundingBorders[2].getWidth();
}
@Override
public float getMaxRightWidth() {
return null == tableBoundingBorders[1] ? 0 : tableBoundingBorders[1].getWidth();
}
@Override
public float getMaxLeftWidth() {
return null == tableBoundingBorders[3] ? 0 : tableBoundingBorders[3].getWidth();
}
}
