Source Code Cross Referenced for Table.java in  » Collaboration » poi-3.0.2-beta2 » org » apache » poi » hslf » model » Java Source Code / Java DocumentationJava Source Code and Java Documentation

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Java Source Code / Java Documentation » Collaboration » poi 3.0.2 beta2 » org.apache.poi.hslf.model 
Source Cross Referenced  Class Diagram Java Document (Java Doc) 


001:        /* ====================================================================
002:         Licensed to the Apache Software Foundation (ASF) under one or more
003:         contributor license agreements.  See the NOTICE file distributed with
004:         this work for additional information regarding copyright ownership.
005:         The ASF licenses this file to You under the Apache License, Version 2.0
006:         (the "License"); you may not use this file except in compliance with
007:         the License.  You may obtain a copy of the License at
008:
009:         http://www.apache.org/licenses/LICENSE-2.0
010:
011:         Unless required by applicable law or agreed to in writing, software
012:         distributed under the License is distributed on an "AS IS" BASIS,
013:         WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
014:         See the License for the specific language governing permissions and
015:         limitations under the License.
016:         ==================================================================== */
017:        package org.apache.poi.hslf.model;
018:
019:        import org.apache.poi.ddf.*;
020:        import org.apache.poi.util.LittleEndian;
021:
022:        import java.util.ArrayList;
023:        import java.util.List;
024:        import java.util.Iterator;
025:        import java.awt.*;
026:
027:        /**
028:         * Represents a table in a PowerPoint presentation
029:         * 
030:         * @author Yegor Kozlov
031:         */
032:        public class Table extends ShapeGroup {
033:
034:            protected static final int BORDER_TOP = 1;
035:            protected static final int BORDER_RIGHT = 2;
036:            protected static final int BORDER_BOTTOM = 3;
037:            protected static final int BORDER_LEFT = 4;
038:
039:            protected static final int BORDERS_ALL = 5;
040:            protected static final int BORDERS_OUTSIDE = 6;
041:            protected static final int BORDERS_INSIDE = 7;
042:            protected static final int BORDERS_NONE = 8;
043:
044:            protected TableCell[][] cells;
045:
046:            /**
047:             * Create a new Table of the given number of rows and columns
048:             *
049:             * @param numrows the number of rows
050:             * @param numcols the number of columns
051:             */
052:            public Table(int numrows, int numcols) {
053:                super ();
054:
055:                int x = 0, y = 0, tblWidth = 0, tblHeight = 0;
056:                cells = new TableCell[numrows][numcols];
057:                for (int i = 0; i < cells.length; i++) {
058:                    x = 0;
059:                    for (int j = 0; j < cells[i].length; j++) {
060:                        cells[i][j] = new TableCell(this );
061:                        Rectangle anchor = new Rectangle(x, y,
062:                                TableCell.DEFAULT_WIDTH,
063:                                TableCell.DEFAULT_HEIGHT);
064:                        cells[i][j].setAnchor(anchor);
065:                        x += TableCell.DEFAULT_WIDTH;
066:                    }
067:                    y += TableCell.DEFAULT_HEIGHT;
068:                }
069:                tblWidth = x;
070:                tblHeight = y;
071:                setAnchor(new Rectangle(0, 0, tblWidth, tblHeight));
072:
073:                EscherContainerRecord spCont = (EscherContainerRecord) getSpContainer()
074:                        .getChild(0);
075:                List lst = spCont.getChildRecords();
076:                EscherOptRecord opt = new EscherOptRecord();
077:                opt.setRecordId((short) 0xF122);
078:                opt
079:                        .addEscherProperty(new EscherSimpleProperty(
080:                                (short) 0x39F, 1));
081:                EscherArrayProperty p = new EscherArrayProperty((short) 0x43A0,
082:                        false, null);
083:                p.setSizeOfElements(0x0004);
084:                p.setNumberOfElementsInArray(numrows);
085:                p.setNumberOfElementsInMemory(numrows);
086:                opt.addEscherProperty(p);
087:                lst.add(lst.size() - 1, opt);
088:
089:            }
090:
091:            /**
092:             * Create a Table object and initilize it from the supplied Record container.
093:             *
094:             * @param escherRecord <code>EscherSpContainer</code> container which holds information about this shape
095:             * @param parent       the parent of the shape
096:             */
097:            protected Table(EscherContainerRecord escherRecord, Shape parent) {
098:                super (escherRecord, parent);
099:            }
100:
101:            /**
102:             * Gets a cell
103:             *
104:             * @param row the row index (0-based)
105:             * @param col the column index (0-based)
106:             * @return the cell
107:             */
108:            public TableCell getCell(int row, int col) {
109:                return cells[row][col];
110:            }
111:
112:            public int getNumberOfColumns() {
113:                return cells[0].length;
114:            }
115:
116:            public int getNumberOfRows() {
117:                return cells.length;
118:            }
119:
120:            protected void afterInsert(Sheet sh) {
121:                EscherContainerRecord spCont = (EscherContainerRecord) getSpContainer()
122:                        .getChild(0);
123:                List lst = spCont.getChildRecords();
124:                EscherOptRecord opt = (EscherOptRecord) lst.get(lst.size() - 2);
125:                EscherArrayProperty p = (EscherArrayProperty) opt
126:                        .getEscherProperty(1);
127:                for (int i = 0; i < cells.length; i++) {
128:                    TableCell cell = cells[i][0];
129:                    int rowHeight = cell.getAnchor().height * MASTER_DPI
130:                            / POINT_DPI;
131:                    byte[] val = new byte[4];
132:                    LittleEndian.putInt(val, rowHeight);
133:                    p.setElement(i, val);
134:                    for (int j = 0; j < cells[i].length; j++) {
135:                        TableCell c = cells[i][j];
136:                        addShape(c);
137:
138:                        Line bt = c.getBorderTop();
139:                        if (bt != null)
140:                            addShape(bt);
141:
142:                        Line br = c.getBorderRight();
143:                        if (br != null)
144:                            addShape(br);
145:
146:                        Line bb = c.getBorderBottom();
147:                        if (bb != null)
148:                            addShape(bb);
149:
150:                        Line bl = c.getBorderLeft();
151:                        if (bl != null)
152:                            addShape(bl);
153:
154:                    }
155:                }
156:
157:            }
158:
159:            /**
160:             * Sets the row height.
161:             *
162:             * @param row the row index (0-based)
163:             * @param height the height to set (in pixels)
164:             */
165:            public void setRowHeight(int row, int height) {
166:                int currentHeight = cells[row][0].getAnchor().height;
167:                int dy = height - currentHeight;
168:
169:                for (int i = row; i < cells.length; i++) {
170:                    for (int j = 0; j < cells[i].length; j++) {
171:                        Rectangle anchor = cells[i][j].getAnchor();
172:                        if (i == row)
173:                            anchor.height = height;
174:                        else
175:                            anchor.y += dy;
176:                        cells[i][j].setAnchor(anchor);
177:                    }
178:                }
179:                Rectangle tblanchor = getAnchor();
180:                tblanchor.height += dy;
181:                setAnchor(tblanchor);
182:
183:            }
184:
185:            /**
186:             * Sets the column width.
187:             *
188:             * @param col the column index (0-based)
189:             * @param width the width to set (in pixels)
190:             */
191:            public void setColumnWidth(int col, int width) {
192:                int currentWidth = cells[0][col].getAnchor().width;
193:                int dx = width - currentWidth;
194:                for (int i = 0; i < cells.length; i++) {
195:                    Rectangle anchor = cells[i][col].getAnchor();
196:                    anchor.width = width;
197:                    cells[i][col].setAnchor(anchor);
198:
199:                    if (col < cells[i].length - 1)
200:                        for (int j = col + 1; j < cells[i].length; j++) {
201:                            anchor = cells[i][j].getAnchor();
202:                            anchor.x += dx;
203:                            cells[i][j].setAnchor(anchor);
204:                        }
205:                }
206:                Rectangle tblanchor = getAnchor();
207:                tblanchor.width += dx;
208:                setAnchor(tblanchor);
209:            }
210:
211:            /**
212:             * Format the table and apply the specified Line to all cell boundaries,
213:             * both outside and inside
214:             *
215:             * @param line the border line
216:             */
217:            public void setAllBorders(Line line) {
218:                for (int i = 0; i < cells.length; i++) {
219:                    for (int j = 0; j < cells[i].length; j++) {
220:                        TableCell cell = cells[i][j];
221:                        cell.setBorderTop(cloneBorder(line));
222:                        cell.setBorderLeft(cloneBorder(line));
223:                        if (j == cells[i].length - 1)
224:                            cell.setBorderRight(cloneBorder(line));
225:                        if (i == cells.length - 1)
226:                            cell.setBorderBottom(cloneBorder(line));
227:                    }
228:                }
229:            }
230:
231:            /**
232:             * Format the outside border using the specified Line object
233:             *
234:             * @param line the border line
235:             */
236:            public void setOutsideBorders(Line line) {
237:                for (int i = 0; i < cells.length; i++) {
238:                    for (int j = 0; j < cells[i].length; j++) {
239:                        TableCell cell = cells[i][j];
240:
241:                        if (j == 0)
242:                            cell.setBorderLeft(cloneBorder(line));
243:                        if (j == cells[i].length - 1)
244:                            cell.setBorderRight(cloneBorder(line));
245:                        else {
246:                            cell.setBorderLeft(null);
247:                            cell.setBorderLeft(null);
248:                        }
249:
250:                        if (i == 0)
251:                            cell.setBorderTop(cloneBorder(line));
252:                        else if (i == cells.length - 1)
253:                            cell.setBorderBottom(cloneBorder(line));
254:                        else {
255:                            cell.setBorderTop(null);
256:                            cell.setBorderBottom(null);
257:                        }
258:                    }
259:                }
260:            }
261:
262:            /**
263:             * Format the inside border using the specified Line object
264:             *
265:             * @param line the border line
266:             */
267:            public void setInsideBorders(Line line) {
268:                for (int i = 0; i < cells.length; i++) {
269:                    for (int j = 0; j < cells[i].length; j++) {
270:                        TableCell cell = cells[i][j];
271:
272:                        if (j != cells[i].length - 1)
273:                            cell.setBorderRight(cloneBorder(line));
274:                        else {
275:                            cell.setBorderLeft(null);
276:                            cell.setBorderLeft(null);
277:                        }
278:                        if (i != cells.length - 1)
279:                            cell.setBorderBottom(cloneBorder(line));
280:                        else {
281:                            cell.setBorderTop(null);
282:                            cell.setBorderBottom(null);
283:                        }
284:                    }
285:                }
286:            }
287:
288:            private Line cloneBorder(Line line) {
289:                Line border = createBorder();
290:                border.setLineWidth(line.getLineWidth());
291:                border.setLineStyle(line.getLineStyle());
292:                border.setLineDashing(line.getLineDashing());
293:                border.setLineColor(line.getLineColor());
294:                return border;
295:            }
296:
297:            /**
298:             * Create a border to format this table
299:             *
300:             * @return the created border
301:             */
302:            public Line createBorder() {
303:                Line line = new Line(this );
304:
305:                EscherOptRecord opt = (EscherOptRecord) getEscherChild(line
306:                        .getSpContainer(), EscherOptRecord.RECORD_ID);
307:                setEscherProperty(opt, EscherProperties.GEOMETRY__SHAPEPATH, -1);
308:                setEscherProperty(opt, EscherProperties.GEOMETRY__FILLOK, -1);
309:                setEscherProperty(opt,
310:                        EscherProperties.SHADOWSTYLE__SHADOWOBSURED, 0x20000);
311:                setEscherProperty(opt, EscherProperties.THREED__LIGHTFACE,
312:                        0x80000);
313:
314:                return line;
315:            }
316:        }
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