| /* ==================================================================== |
| Licensed to the Apache Software Foundation (ASF) under one or more |
| contributor license agreements. See the NOTICE file distributed with |
| this work for additional information regarding copyright ownership. |
| The ASF licenses this file to You under the Apache License, Version 2.0 |
| (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.apache.org/licenses/LICENSE-2.0 |
| |
| Unless required by applicable law or agreed to in writing, software |
| distributed under the License is distributed on an "AS IS" BASIS, |
| WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| See the License for the specific language governing permissions and |
| limitations under the License. |
| ==================================================================== */ |
| |
| package org.apache.poi.xdgf.usermodel; |
| |
| import java.awt.geom.Point2D; |
| import java.awt.geom.Rectangle2D; |
| |
| import org.apache.poi.POIXMLException; |
| import org.apache.poi.util.Internal; |
| import org.apache.poi.xdgf.geom.Dimension2dDouble; |
| |
| import com.microsoft.schemas.office.visio.x2012.main.PageType; |
| |
| /** |
| * Provides the API to work with an underlying page |
| */ |
| public class XDGFPage { |
| |
| private PageType _page; |
| protected XDGFPageContents _content; |
| protected XDGFPages _pages; |
| protected XDGFSheet _pageSheet = null; |
| |
| public XDGFPage(PageType page, XDGFPageContents content, |
| XDGFDocument document, XDGFPages pages) { |
| _page = page; |
| _content = content; |
| _pages = pages; |
| content.setPage(this); |
| |
| if (page.isSetPageSheet()) |
| _pageSheet = new XDGFPageSheet(page.getPageSheet(), document); |
| } |
| |
| @Internal |
| protected PageType getXmlObject() { |
| return _page; |
| } |
| |
| public long getID() { |
| return _page.getID(); |
| } |
| |
| public String getName() { |
| return _page.getName(); |
| } |
| |
| public XDGFPageContents getContent() { |
| return _content; |
| } |
| |
| public XDGFSheet getPageSheet() { |
| return _pageSheet; |
| } |
| |
| public long getPageNumber() { |
| return _pages.getPageList().indexOf(this) + 1; |
| } |
| |
| /** |
| * @return width/height of page |
| */ |
| public Dimension2dDouble getPageSize() { |
| XDGFCell w = _pageSheet.getCell("PageWidth"); |
| XDGFCell h = _pageSheet.getCell("PageHeight"); |
| |
| if (w == null || h == null) |
| throw new POIXMLException("Cannot determine page size"); |
| |
| return new Dimension2dDouble(Double.parseDouble(w.getValue()), |
| Double.parseDouble(h.getValue())); |
| } |
| |
| /** |
| * @return origin of coordinate system |
| */ |
| public Point2D.Double getPageOffset() { |
| XDGFCell xoffcell = _pageSheet.getCell("XRulerOrigin"); |
| XDGFCell yoffcell = _pageSheet.getCell("YRulerOrigin"); |
| |
| double xoffset = 0; |
| double yoffset = 0; |
| |
| if (xoffcell != null) |
| xoffset = Double.parseDouble(xoffcell.getValue()); |
| |
| if (xoffcell != null) |
| yoffset = Double.parseDouble(yoffcell.getValue()); |
| |
| return new Point2D.Double(xoffset, yoffset); |
| } |
| |
| /** |
| * @return bounding box of page |
| */ |
| public Rectangle2D getBoundingBox() { |
| Dimension2dDouble sz = getPageSize(); |
| Point2D.Double offset = getPageOffset(); |
| |
| return new Rectangle2D.Double(-offset.getX(), -offset.getY(), |
| sz.getWidth(), sz.getHeight()); |
| } |
| } |