diff options
Diffstat (limited to 'src/main/java/com/lowagie/text/pdf/PdfPRow.java')
| -rw-r--r-- | src/main/java/com/lowagie/text/pdf/PdfPRow.java | 659 |
1 files changed, 0 insertions, 659 deletions
diff --git a/src/main/java/com/lowagie/text/pdf/PdfPRow.java b/src/main/java/com/lowagie/text/pdf/PdfPRow.java deleted file mode 100644 index 31f7cd9..0000000 --- a/src/main/java/com/lowagie/text/pdf/PdfPRow.java +++ /dev/null @@ -1,659 +0,0 @@ -/*
- * $Id: PdfPRow.java,v 1.72 2006/02/12 18:23:29 blowagie Exp $
- * $Name: $
- *
- * Copyright 2001, 2002 Paulo Soares
- *
- * The contents of this file are subject to the Mozilla Public License Version 1.1
- * (the "License"); you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at http://www.mozilla.org/MPL/
- *
- * Software distributed under the License is distributed on an "AS IS" basis,
- * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
- * for the specific language governing rights and limitations under the License.
- *
- * The Original Code is 'iText, a free JAVA-PDF library'.
- *
- * The Initial Developer of the Original Code is Bruno Lowagie. Portions created by
- * the Initial Developer are Copyright (C) 1999, 2000, 2001, 2002 by Bruno Lowagie.
- * All Rights Reserved.
- * Co-Developer of the code is Paulo Soares. Portions created by the Co-Developer
- * are Copyright (C) 2000, 2001, 2002 by Paulo Soares. All Rights Reserved.
- *
- * Contributor(s): all the names of the contributors are added in the source code
- * where applicable.
- *
- * Alternatively, the contents of this file may be used under the terms of the
- * LGPL license (the "GNU LIBRARY GENERAL PUBLIC LICENSE"), in which case the
- * provisions of LGPL are applicable instead of those above. If you wish to
- * allow use of your version of this file only under the terms of the LGPL
- * License and not to allow others to use your version of this file under
- * the MPL, indicate your decision by deleting the provisions above and
- * replace them with the notice and other provisions required by the LGPL.
- * If you do not delete the provisions above, a recipient may use your version
- * of this file under either the MPL or the GNU LIBRARY GENERAL PUBLIC LICENSE.
- *
- * This library is free software; you can redistribute it and/or modify it
- * under the terms of the MPL as stated above or under the terms of the GNU
- * Library General Public License as published by the Free Software Foundation;
- * either version 2 of the License, or any later version.
- *
- * This library 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 Library general Public License for more
- * details.
- *
- * If you didn't download this code from the following link, you should check if
- * you aren't using an obsolete version:
- * http://www.lowagie.com/iText/
- */
-
-package com.lowagie.text.pdf;
-
-import com.lowagie.text.ExceptionConverter;
-import com.lowagie.text.DocumentException;
-import com.lowagie.text.Element;
-import com.lowagie.text.Image;
-import com.lowagie.text.Rectangle;
-import java.awt.Color;
-
-/**
- * A row in a PdfPTable.
- *
- * @author Paulo Soares (psoares@consiste.pt)
- */
-
-public class PdfPRow {
-
- /** the bottom limit (bottom right y) */
- public static final float BOTTOM_LIMIT = -(1 << 30);
-
- protected PdfPCell cells[];
-
- protected float widths[];
-
- protected float maxHeight = 0;
-
- protected boolean calculated = false;
-
- private int[] canvasesPos;
-
- /**
- * Constructs a new PdfPRow with the cells in the array that was passed as a parameter.
- * @param cells
- */
- public PdfPRow(PdfPCell cells[]) {
- this.cells = cells;
- widths = new float[cells.length];
- }
-
- /**
- * Makes a copy of an existing row.
- * @param row
- */
- public PdfPRow(PdfPRow row) {
- 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)
- cells[k] = new PdfPCell(row.cells[k]);
- }
- widths = new float[cells.length];
- System.arraycopy(row.widths, 0, widths, 0, cells.length);
- }
-
- /**
- * 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];
- cell.setLeft(total);
- int last = k + cell.getColspan();
- for (; k < last; ++k)
- total += widths[k];
- --k;
- cell.setRight(total);
- cell.setTop(0);
- }
- return true;
- }
-
- /**
- * Calculates the heights of each cell in the row.
- * @return the maximum height of the row.
- */
- public float calculateHeights() {
- maxHeight = 0;
- for (int k = 0; k < cells.length; ++k) {
- PdfPCell cell = cells[k];
- if (cell == null)
- continue;
- Image img = cell.getImage();
- if (img != null) {
- img.scalePercent(100);
- float refWidth = img.scaledWidth();
- if (cell.getRotation() == 90 || cell.getRotation() == 270) {
- refWidth = img.scaledHeight();
- }
- float scale = (cell.right() - cell.getEffectivePaddingRight()
- - cell.getEffectivePaddingLeft() - cell.left())
- / refWidth;
- img.scalePercent(scale * 100);
- float refHeight = img.scaledHeight();
- if (cell.getRotation() == 90 || cell.getRotation() == 270) {
- refHeight = img.scaledWidth();
- }
- cell.setBottom(cell.top() - cell.getEffectivePaddingTop()
- - cell.getEffectivePaddingBottom()
- - refHeight);
- } else {
- if (cell.getRotation() == 0 || cell.getRotation() == 180) {
- float rightLimit = cell.isNoWrap() ? 20000 : cell.right()
- - cell.getEffectivePaddingRight();
- float bry = (cell.getFixedHeight() > 0) ? cell.top()
- - cell.getEffectivePaddingTop()
- + cell.getEffectivePaddingBottom()
- - cell.getFixedHeight() : BOTTOM_LIMIT;
- ColumnText ct = ColumnText.duplicate(cell.getColumn());
- ct.setSimpleColumn(
- cell.left() + cell.getEffectivePaddingLeft(), bry,
- rightLimit, cell.top() - cell.getEffectivePaddingTop());
- try {
- ct.go(true);
- } catch (DocumentException e) {
- throw new ExceptionConverter(e);
- }
- float yLine = ct.getYLine();
- if (cell.isUseDescender())
- yLine += ct.getDescender();
- cell.setBottom(yLine - cell.getEffectivePaddingBottom());
- }
- else {
- if (cell.getFixedHeight() > 0) {
- cell.setBottom(cell.top() - cell.getFixedHeight());
- }
- else {
- ColumnText ct = ColumnText.duplicate(cell.getColumn());
- ct.setSimpleColumn(0, cell.left() + cell.getEffectivePaddingLeft(),
- 20000, cell.right() - cell.getEffectivePaddingRight());
- try {
- ct.go(true);
- } catch (DocumentException e) {
- throw new ExceptionConverter(e);
- }
- cell.setBottom(cell.top() - cell.getEffectivePaddingTop()
- - cell.getEffectivePaddingBottom() - ct.getFilledWidth());
- }
- }
- }
- float height = cell.getFixedHeight();
- if (height <= 0)
- height = cell.height();
- if (height < cell.getFixedHeight())
- height = cell.getFixedHeight();
- else if (height < cell.getMinimumHeight())
- height = cell.getMinimumHeight();
- if (height > maxHeight)
- maxHeight = height;
- }
- calculated = true;
- return maxHeight;
- }
-
- /**
- * Writes the border and background of one cell in the row.
- * @param xPos
- * @param yPos
- * @param cell
- * @param canvases
- */
- public void writeBorderAndBackground(float xPos, float yPos, PdfPCell cell,
- PdfContentByte[] canvases) {
- PdfContentByte lines = canvases[PdfPTable.LINECANVAS];
- PdfContentByte backgr = canvases[PdfPTable.BACKGROUNDCANVAS];
- // the coordinates of the border are retrieved
- float x1 = cell.left() + xPos;
- float y2 = cell.top() + yPos;
- float x2 = cell.right() + xPos;
- float y1 = y2 - maxHeight;
-
- // the backgroundcolor is set
- Color background = cell.backgroundColor();
- if (background != null) {
- backgr.setColorFill(background);
- backgr.rectangle(x1, y1, x2 - x1, y2 - y1);
- backgr.fill();
- }
- // if the element hasn't got any borders, nothing is added
- if (cell.hasBorders()) {
- if (cell.isUseVariableBorders()) {
- Rectangle borderRect = new Rectangle(cell.left() + xPos, cell
- .top()
- - maxHeight + yPos, cell.right() + xPos, cell.top()
- + yPos);
- borderRect.cloneNonPositionParameters(cell);
- borderRect.setBackgroundColor(null);
- lines.rectangle(borderRect);
- } else {
- // the width is set to the width of the element
- if (cell.borderWidth() != Rectangle.UNDEFINED) {
- lines.setLineWidth(cell.borderWidth());
- }
- // the color is set to the color of the element
- Color color = cell.borderColor();
- if (color != null) {
- lines.setColorStroke(color);
- }
-
- // if the box is a rectangle, it is added as a rectangle
- if (cell.hasBorder(Rectangle.BOX)) {
- lines.rectangle(x1, y1, x2 - x1, y2 - y1);
- }
- // if the border isn't a rectangle, the different sides are
- // added apart
- else {
- if (cell.hasBorder(Rectangle.RIGHT)) {
- lines.moveTo(x2, y1);
- lines.lineTo(x2, y2);
- }
- if (cell.hasBorder(Rectangle.LEFT)) {
- lines.moveTo(x1, y1);
- lines.lineTo(x1, y2);
- }
- if (cell.hasBorder(Rectangle.BOTTOM)) {
- lines.moveTo(x1, y1);
- lines.lineTo(x2, y1);
- }
- if (cell.hasBorder(Rectangle.TOP)) {
- lines.moveTo(x1, y2);
- lines.lineTo(x2, y2);
- }
- }
- lines.stroke();
- if (color != null) {
- lines.resetRGBColorStroke();
- }
- }
- }
- }
-
- private 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();
- }
- }
-
- private 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]);
- }
- }
-
- /**
- * Writes a number of cells (not necessarily all cells).
- * @param colStart
- * @param colEnd
- * @param xPos
- * @param yPos
- * @param canvases
- */
- public void writeCells(int colStart, int colEnd, float xPos, float yPos,
- PdfContentByte[] canvases) {
- if (!calculated)
- calculateHeights();
- if (colEnd < 0)
- colEnd = cells.length;
- 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;
- xPos -= widths[newStart - 1];
- }
- xPos -= cells[newStart].left();
- for (int k = newStart; k < colEnd; ++k) {
- PdfPCell cell = cells[k];
- if (cell == null)
- continue;
- writeBorderAndBackground(xPos, yPos, cell, canvases);
- Image img = cell.getImage();
- float tly = 0;
- switch (cell.getVerticalAlignment()) {
- case Element.ALIGN_BOTTOM:
- tly = cell.top() + yPos - maxHeight + cell.height()
- - cell.getEffectivePaddingTop();
- break;
- case Element.ALIGN_MIDDLE:
- tly = cell.top() + yPos + (cell.height() - maxHeight) / 2
- - cell.getEffectivePaddingTop();
- break;
- default:
- tly = cell.top() + yPos - cell.getEffectivePaddingTop();
- 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.height() > maxHeight) {
- img.scalePercent(100);
- float scale = (maxHeight - cell.getEffectivePaddingTop() - cell
- .getEffectivePaddingBottom())
- / img.scaledHeight();
- img.scalePercent(scale * 100);
- vf = true;
- }
- float left = cell.left() + xPos
- + cell.getEffectivePaddingLeft();
- if (vf) {
- switch (cell.getHorizontalAlignment()) {
- case Element.ALIGN_CENTER:
- left = xPos
- + (cell.left() + cell.getEffectivePaddingLeft()
- + cell.right()
- - cell.getEffectivePaddingRight() - img
- .scaledWidth()) / 2;
- break;
- case Element.ALIGN_RIGHT:
- left = xPos + cell.right()
- - cell.getEffectivePaddingRight()
- - img.scaledWidth();
- break;
- default:
- break;
- }
- tly = cell.top() + yPos - cell.getEffectivePaddingTop();
- }
- img.setAbsolutePosition(left, tly - img.scaledHeight());
- try {
- canvases[PdfPTable.TEXTCANVAS].addImage(img);
- } catch (DocumentException e) {
- throw new ExceptionConverter(e);
- }
- } else {
- // rotation sponsored by Connection GmbH
- if (cell.getRotation() == 90 || cell.getRotation() == 270) {
- float netWidth = maxHeight - cell.getEffectivePaddingTop() - cell.getEffectivePaddingBottom();
- float netHeight = cell.width() - 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 (calcHeight > 0) {
- if (cell.isUseDescender())
- calcHeight -= ct.getDescender();
- ct = ColumnText.duplicate(cell.getColumn());
- ct.setCanvases(canvases);
- ct.setSimpleColumn(0, -0.001f, netWidth + 0.001f, calcHeight);
- float pivotX;
- float pivotY;
- if (cell.getRotation() == 90) {
- pivotY = cell.top() + yPos - maxHeight + cell.getEffectivePaddingBottom();
- switch (cell.getVerticalAlignment()) {
- case Element.ALIGN_BOTTOM:
- pivotX = cell.left() + xPos + cell.width() - cell.getEffectivePaddingRight();
- break;
- case Element.ALIGN_MIDDLE:
- pivotX = cell.left() + xPos + (cell.width() + cell.getEffectivePaddingLeft() - cell.getEffectivePaddingRight() + calcHeight) / 2;
- break;
- default: //top
- pivotX = cell.left() + xPos + cell.getEffectivePaddingLeft() + calcHeight;
- break;
- }
- saveAndRotateCanvases(canvases, 0,1,-1,0,pivotX,pivotY);
- }
- else {
- pivotY = cell.top() + yPos - cell.getEffectivePaddingTop();
- switch (cell.getVerticalAlignment()) {
- case Element.ALIGN_BOTTOM:
- pivotX = cell.left() + xPos + cell.getEffectivePaddingLeft();
- break;
- case Element.ALIGN_MIDDLE:
- pivotX = cell.left() + xPos + (cell.width() + cell.getEffectivePaddingLeft() - cell.getEffectivePaddingRight() - calcHeight) / 2;
- break;
- default: //top
- pivotX = cell.left() + xPos + cell.width() - 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.right() + xPos
- - cell.getEffectivePaddingRight();
- float leftLimit = cell.left() + xPos
- + cell.getEffectivePaddingLeft();
- if (cell.isNoWrap()) {
- switch (cell.getHorizontalAlignment()) {
- case Element.ALIGN_CENTER:
- rightLimit += 10000;
- leftLimit -= 10000;
- break;
- case Element.ALIGN_RIGHT:
- leftLimit -= 20000;
- break;
- default:
- rightLimit += 20000;
- break;
- }
- }
- ColumnText ct = ColumnText.duplicate(cell.getColumn());
- ct.setCanvases(canvases);
- float bry = tly
- - (maxHeight /* cell.height() */
- - cell.getEffectivePaddingTop() - cell.getEffectivePaddingBottom());
- if (fixedHeight > 0) {
- if (cell.height() > maxHeight) {
- tly = cell.top() + yPos - cell.getEffectivePaddingTop();
- bry = cell.top() + yPos - maxHeight + 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 = bry - 0.001f + tly;
- 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.left() + xPos, cell.top()
- + yPos - maxHeight, cell.right() + xPos, cell.top()
- + yPos);
- evt.cellLayout(cell, rect, canvases);
- }
- }
- }
-
- /**
- * 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)
- return maxHeight;
- else
- return calculateHeights();
- }
-
- /**
- * 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) {
- int n = 0;
- for (int k = 0; k < cells.length; ++k) {
- if (cells[k] != null)
- ++n;
- }
- float width[] = new float[n + 1];
- n = 0;
- width[n++] = xPos;
- for (int k = 0; k < cells.length; ++k) {
- if (cells[k] != null) {
- width[n] = width[n - 1] + cells[k].width();
- ++n;
- }
- }
- return width;
- }
-
- /**
- * 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 newHeight
- * 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(float newHeight) {
- PdfPCell newCells[] = new PdfPCell[cells.length];
- float fh[] = new float[cells.length * 2];
- boolean allEmpty = true;
- for (int k = 0; k < cells.length; ++k) {
- PdfPCell cell = cells[k];
- if (cell == null)
- continue;
- fh[k * 2] = cell.getFixedHeight();
- fh[k * 2 + 1] = cell.getMinimumHeight();
- Image img = cell.getImage();
- PdfPCell c2 = new PdfPCell(cell);
- if (img != null) {
- if (newHeight > cell.getEffectivePaddingBottom()
- + cell.getEffectivePaddingTop() + 2) {
- c2.setPhrase(null);
- allEmpty = false;
- }
- } else {
- int status;
- float y;
- ColumnText ct = ColumnText.duplicate(cell.getColumn());
- if (cell.getRotation() == 90 || cell.getRotation() == 270) {
- ct.setSimpleColumn(
- cell.top() - newHeight + cell.getEffectivePaddingBottom(),
- cell.left() + cell.getEffectivePaddingLeft(),
- cell.top() - cell.getEffectivePaddingTop(),
- y = cell.right() - cell.getEffectivePaddingRight());
- }
- else {
- float rightLimit = cell.isNoWrap() ? 20000 : cell.right()
- - cell.getEffectivePaddingRight();
- float y1 = cell.top() - newHeight
- + cell.getEffectivePaddingBottom();
- float y2 = cell.top() - cell.getEffectivePaddingTop();
- y = Math.max(y1, y2);
- ct.setSimpleColumn(
- cell.left() + cell.getEffectivePaddingLeft(), y1,
- rightLimit, y2);
- }
- try {
- status = ct.go(true);
- } catch (DocumentException e) {
- throw new ExceptionConverter(e);
- }
- boolean thisEmpty = (ct.getYLine() == y);
- if (thisEmpty)
- ct = ColumnText.duplicate(cell.getColumn());
- allEmpty = (allEmpty && thisEmpty);
- if ((status & ColumnText.NO_MORE_TEXT) == 0 || thisEmpty) {
- c2.setColumn(ct);
- ct.setFilledWidth(0);
- } else {
- c2.setPhrase(null);
- }
- }
- newCells[k] = c2;
- cell.setFixedHeight(newHeight);
- }
- if (allEmpty) {
- for (int k = 0; k < cells.length; ++k) {
- PdfPCell cell = cells[k];
- if (cell == null)
- continue;
- float f = fh[k * 2];
- float m = fh[k * 2 + 1];
- if (f <= 0)
- cell.setMinimumHeight(m);
- else
- cell.setFixedHeight(f);
- }
- return null;
- }
- calculateHeights();
- PdfPRow split = new PdfPRow(newCells);
- split.widths = (float[]) widths.clone();
- split.calculateHeights();
- return split;
- }
-}
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