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A framework based on pdfbox
package wiki.xsx.core.pdf.doc;
import org.apache.fontbox.util.BoundingBox;
import org.apache.pdfbox.pdmodel.common.PDRectangle;
import java.io.Serializable;
/**
* pdf页面尺寸
*
* @author xsx
* @date 2022/6/10
* @since 1.8
*
* Copyright (c) 2020-2022 xsx All Rights Reserved.
* x-easypdf is licensed under Mulan PSL v2.
* You can use this software according to the terms and conditions of the Mulan PSL v2.
* You may obtain a copy of Mulan PSL v2 at:
* http://license.coscl.org.cn/MulanPSL2
* THIS SOFTWARE IS PROVIDED ON AN "AS IS" BASIS, WITHOUT WARRANTIES OF ANY KIND,
* EITHER EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO NON-INFRINGEMENT,
* MERCHANTABILITY OR FIT FOR A PARTICULAR PURPOSE.
* See the Mulan PSL v2 for more details.
*
*/
public class XEasyPdfPageRectangle implements Serializable {
private static final long serialVersionUID = 3832021109368673135L;
/**
* 每英寸像素点
*/
private static final Integer POINTS_PER_INCH = 72;
/**
* 每毫米像素点
*/
private static final Float POINTS_PER_MM = 1 / 25.4f * POINTS_PER_INCH;
/**
* 宽度
*/
private final Float width;
/**
* 高度
*/
private final Float height;
/**
* pdfBox页面尺寸
*/
private final PDRectangle size;
/**
* ************************************************** A类 ****************************************************
* /**
* A0（841 * 1189），单位：mm
*/
public static final XEasyPdfPageRectangle A0 = new XEasyPdfPageRectangle(841 * POINTS_PER_MM, 1189 * POINTS_PER_MM);
/**
* A1（594 * 841），单位：mm
*/
public static final XEasyPdfPageRectangle A1 = new XEasyPdfPageRectangle(594 * POINTS_PER_MM, 841 * POINTS_PER_MM);
/**
* A2（420 * 594），单位：mm
*/
public static final XEasyPdfPageRectangle A2 = new XEasyPdfPageRectangle(420 * POINTS_PER_MM, 594 * POINTS_PER_MM);
/**
* A3（297 * 420），单位：mm
*/
public static final XEasyPdfPageRectangle A3 = new XEasyPdfPageRectangle(297 * POINTS_PER_MM, 420 * POINTS_PER_MM);
/**
* A4（210 * 297），单位：mm
*/
public static final XEasyPdfPageRectangle A4 = new XEasyPdfPageRectangle(210 * POINTS_PER_MM, 297 * POINTS_PER_MM);
/**
* A5（148 * 210），单位：mm
*/
public static final XEasyPdfPageRectangle A5 = new XEasyPdfPageRectangle(148 * POINTS_PER_MM, 210 * POINTS_PER_MM);
/**
* A6（105 * 148），单位：mm
*/
public static final XEasyPdfPageRectangle A6 = new XEasyPdfPageRectangle(105 * POINTS_PER_MM, 148 * POINTS_PER_MM);
/**
* A7（74 * 105），单位：mm
*/
public static final XEasyPdfPageRectangle A7 = new XEasyPdfPageRectangle(74 * POINTS_PER_MM, 105 * POINTS_PER_MM);
/**
* A8（52 * 74），单位：mm
*/
public static final XEasyPdfPageRectangle A8 = new XEasyPdfPageRectangle(52 * POINTS_PER_MM, 74 * POINTS_PER_MM);
/**
* ************************************************** B类 ****************************************************
* /**
* B0（1030 * 1456），单位：mm
*/
public static final XEasyPdfPageRectangle B0 = new XEasyPdfPageRectangle(1030 * POINTS_PER_MM, 1456 * POINTS_PER_MM);
/**
* B1（728 * 1030），单位：mm
*/
public static final XEasyPdfPageRectangle B1 = new XEasyPdfPageRectangle(728 * POINTS_PER_MM, 1030 * POINTS_PER_MM);
/**
* B2（515 * 728），单位：mm
*/
public static final XEasyPdfPageRectangle B2 = new XEasyPdfPageRectangle(515 * POINTS_PER_MM, 728 * POINTS_PER_MM);
/**
* B3（364 * 515），单位：mm
*/
public static final XEasyPdfPageRectangle B3 = new XEasyPdfPageRectangle(364 * POINTS_PER_MM, 515 * POINTS_PER_MM);
/**
* B4（257 * 364），单位：mm
*/
public static final XEasyPdfPageRectangle B4 = new XEasyPdfPageRectangle(257 * POINTS_PER_MM, 364 * POINTS_PER_MM);
/**
* B5（182 * 257），单位：mm
*/
public static final XEasyPdfPageRectangle B5 = new XEasyPdfPageRectangle(182 * POINTS_PER_MM, 257 * POINTS_PER_MM);
/**
* B6（128 * 182），单位：mm
*/
public static final XEasyPdfPageRectangle B6 = new XEasyPdfPageRectangle(128 * POINTS_PER_MM, 182 * POINTS_PER_MM);
/**
* B7（91 * 128），单位：mm
*/
public static final XEasyPdfPageRectangle B7 = new XEasyPdfPageRectangle(91 * POINTS_PER_MM, 128 * POINTS_PER_MM);
/**
* B8（64 * 91），单位：mm
*/
public static final XEasyPdfPageRectangle B8 = new XEasyPdfPageRectangle(64 * POINTS_PER_MM, 91 * POINTS_PER_MM);
/**
* 有参构造
*
* @param size pdfbox页面尺寸
*/
XEasyPdfPageRectangle(PDRectangle size) {
this.width = size.getWidth();
this.height = size.getHeight();
this.size = size;
}
/**
* 有参构造
*
* @param width 宽度
* @param height 高度
*/
private XEasyPdfPageRectangle(float width, float height) {
this.width = Math.abs(width);
this.height = Math.abs(height);
this.size = new PDRectangle(this.width, this.height);
}
/**
* 有参构造
*
* @param leftX 宽度
* @param rightX 高度
* @param bottomY 高度
* @param topY 高度
*/
private XEasyPdfPageRectangle(float leftX, float rightX, float bottomY, float topY) {
this.width = Math.abs(rightX - leftX);
this.height = Math.abs(topY - bottomY);
this.size = new PDRectangle(new BoundingBox(leftX, bottomY, rightX, topY));
}
/**
* 创建页面尺寸
*
* @param width 宽度
* @param height 高度
* @return 返回页面尺寸
*/
public static XEasyPdfPageRectangle create(float width, float height) {
return new XEasyPdfPageRectangle(width, height);
}
/**
* 创建页面尺寸
*
* @param leftX X轴左坐标
* @param rightX X轴右坐标
* @param bottomY Y轴下坐标
* @param topY Y轴上坐标
* @return 返回页面尺寸
*/
public static XEasyPdfPageRectangle create(float leftX, float rightX, float bottomY, float topY) {
return new XEasyPdfPageRectangle(leftX, rightX, bottomY, topY);
}
/**
* 切换横向
*
* @return 返回页面尺寸
*/
public XEasyPdfPageRectangle changeLandscape() {
return new XEasyPdfPageRectangle(this.height, this.width);
}
/**
* 获取每毫米像素点
*
* @return 返回每毫米像素点
*/
public static float getUnit() {
return POINTS_PER_MM;
}
/**
* 获取宽度
*
* @return 返回宽度
*/
public float getWidth() {
return this.width;
}
/**
* 获取高度
*
* @return 返回高度
*/
public float getHeight() {
return this.height;
}
/**
* 获取X轴左坐标
*
* @return 返回X轴左坐标
*/
public float getLeftX() {
return this.size.getLowerLeftX();
}
/**
* 获取X轴右坐标
*
* @return 返回X轴右坐标
*/
public float getRightX() {
return this.size.getUpperRightX();
}
/**
* 获取Y轴下坐标
*
* @return 返回Y轴下坐标
*/
public float getBottomY() {
return this.size.getLowerLeftY();
}
/**
* 获取Y轴上坐标
*
* @return 返回Y轴上坐标
*/
public float getTopY() {
return this.size.getUpperRightY();
}
/**
* 获取pdfbox页面尺寸
*
* @return 返回pdfbox页面尺寸
*/
PDRectangle getSize() {
return this.size;
}
}
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