Package org.apache.poi.hssf.usermodel

Source Code of org.apache.poi.hssf.usermodel.TestShapeGroup

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   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

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   distributed under the License is distributed on an "AS IS" BASIS,
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package org.apache.poi.hssf.usermodel;

import junit.framework.TestCase;
import org.apache.poi.ddf.EscherContainerRecord;
import org.apache.poi.ddf.EscherSpgrRecord;
import org.apache.poi.hssf.HSSFTestDataSamples;
import org.apache.poi.hssf.record.EscherAggregate;

import java.lang.reflect.Field;

/**
* @author Evgeniy Berlog
* @date 29.06.12
*/
public class TestShapeGroup extends TestCase{

    public void testSetGetCoordinates(){
        HSSFWorkbook wb = new HSSFWorkbook();
        HSSFSheet sh = wb.createSheet();
        HSSFPatriarch patriarch = sh.createDrawingPatriarch();
        HSSFShapeGroup group = patriarch.createGroup(new HSSFClientAnchor());
        assertEquals(group.getX1(), 0);
        assertEquals(group.getY1(), 0);
        assertEquals(group.getX2(), 1023);
        assertEquals(group.getY2(), 255);

        group.setCoordinates(1,2,3,4);

        assertEquals(group.getX1(), 1);
        assertEquals(group.getY1(), 2);
        assertEquals(group.getX2(), 3);
        assertEquals(group.getY2(), 4);

        wb = HSSFTestDataSamples.writeOutAndReadBack(wb);
        sh = wb.getSheetAt(0);
        patriarch = sh.getDrawingPatriarch();

        group = (HSSFShapeGroup) patriarch.getChildren().get(0);
        assertEquals(group.getX1(), 1);
        assertEquals(group.getY1(), 2);
        assertEquals(group.getX2(), 3);
        assertEquals(group.getY2(), 4);
    }

    public void testAddToExistingFile(){
        HSSFWorkbook wb = new HSSFWorkbook();
        HSSFSheet sh = wb.createSheet();
        HSSFPatriarch patriarch = sh.createDrawingPatriarch();
        HSSFShapeGroup group1 = patriarch.createGroup(new HSSFClientAnchor());
        HSSFShapeGroup group2 = patriarch.createGroup(new HSSFClientAnchor());

        group1.setCoordinates(1,2,3,4);
        group2.setCoordinates(5,6,7,8);

        wb = HSSFTestDataSamples.writeOutAndReadBack(wb);
        sh = wb.getSheetAt(0);
        patriarch = sh.getDrawingPatriarch();

        assertEquals(patriarch.getChildren().size(), 2);

        HSSFShapeGroup group3 = patriarch.createGroup(new HSSFClientAnchor());
        group3.setCoordinates(9,10,11,12);

        wb = HSSFTestDataSamples.writeOutAndReadBack(wb);
        sh = wb.getSheetAt(0);
        patriarch = sh.getDrawingPatriarch();

        assertEquals(patriarch.getChildren().size(), 3);
    }

    public void testModify() throws Exception {
        HSSFWorkbook wb = new HSSFWorkbook();

        // create a sheet with a text box
        HSSFSheet sheet = wb.createSheet();
        HSSFPatriarch patriarch = sheet.createDrawingPatriarch();

        HSSFShapeGroup group1 = patriarch.createGroup(new
                HSSFClientAnchor(0,0,0,0,
                (short)0, 0, (short)15, 25));
        group1.setCoordinates(0, 0, 792, 612);

        HSSFTextbox textbox1 = group1.createTextbox(new
                HSSFChildAnchor(100, 100, 300, 300));
        HSSFRichTextString rt1 = new HSSFRichTextString("Hello, World!");
        textbox1.setString(rt1);

        // write, read back and check that our text box is there
        wb = HSSFTestDataSamples.writeOutAndReadBack(wb);
        sheet = wb.getSheetAt(0);
        patriarch = sheet.getDrawingPatriarch();
        assertEquals(1, patriarch.getChildren().size());

        group1 = (HSSFShapeGroup)patriarch.getChildren().get(0);
        assertEquals(1, group1.getChildren().size());
        textbox1 = (HSSFTextbox)group1.getChildren().get(0);
        assertEquals("Hello, World!", textbox1.getString().getString());

        // modify anchor
        assertEquals(new HSSFChildAnchor(100, 100, 300, 300),
                textbox1.getAnchor());
        HSSFChildAnchor newAnchor = new HSSFChildAnchor(200,200, 400, 400);
        textbox1.setAnchor(newAnchor);
        // modify text
        textbox1.setString(new HSSFRichTextString("Hello, World! (modified)"));

        // add a new text box
        HSSFTextbox textbox2 = group1.createTextbox(new
                HSSFChildAnchor(400, 400, 600, 600));
        HSSFRichTextString rt2 = new HSSFRichTextString("Hello, World-2");
        textbox2.setString(rt2);
        assertEquals(2, group1.getChildren().size());

        wb = HSSFTestDataSamples.writeOutAndReadBack(wb);
        sheet = wb.getSheetAt(0);
        patriarch = sheet.getDrawingPatriarch();
        assertEquals(1, patriarch.getChildren().size());

        group1 = (HSSFShapeGroup)patriarch.getChildren().get(0);
        assertEquals(2, group1.getChildren().size());
        textbox1 = (HSSFTextbox)group1.getChildren().get(0);
        assertEquals("Hello, World! (modified)",
                textbox1.getString().getString());
        assertEquals(new HSSFChildAnchor(200,200, 400, 400),
                textbox1.getAnchor());

        textbox2 = (HSSFTextbox)group1.getChildren().get(1);
        assertEquals("Hello, World-2", textbox2.getString().getString());
        assertEquals(new HSSFChildAnchor(400, 400, 600, 600),
                textbox2.getAnchor());

        wb = HSSFTestDataSamples.writeOutAndReadBack(wb);
        sheet = wb.getSheetAt(0);
        patriarch = sheet.getDrawingPatriarch();
        group1 = (HSSFShapeGroup)patriarch.getChildren().get(0);
        textbox1 = (HSSFTextbox)group1.getChildren().get(0);
        textbox2 = (HSSFTextbox)group1.getChildren().get(1);
        HSSFTextbox textbox3 = group1.createTextbox(new
                HSSFChildAnchor(400,200, 600, 400));
        HSSFRichTextString rt3 = new HSSFRichTextString("Hello, World-3");
        textbox3.setString(rt3);
    }

    public void testAddShapesToGroup(){
        HSSFWorkbook wb = new HSSFWorkbook();

        // create a sheet with a text box
        HSSFSheet sheet = wb.createSheet();
        HSSFPatriarch patriarch = sheet.createDrawingPatriarch();

        HSSFShapeGroup group = patriarch.createGroup(new HSSFClientAnchor());
        int index = wb.addPicture(new byte[]{1,2,3}, HSSFWorkbook.PICTURE_TYPE_JPEG);
        group.createPicture(new HSSFChildAnchor(), index);
        HSSFPolygon polygon = group.createPolygon(new HSSFChildAnchor());
        polygon.setPoints(new int[]{1,100, 1}, new int[]{1, 50, 100});
        group.createTextbox(new HSSFChildAnchor());
        group.createShape(new HSSFChildAnchor());

        wb = HSSFTestDataSamples.writeOutAndReadBack(wb);
        sheet = wb.getSheetAt(0);
        patriarch = sheet.getDrawingPatriarch();
        assertEquals(1, patriarch.getChildren().size());

        assertTrue(patriarch.getChildren().get(0) instanceof HSSFShapeGroup);
        group = (HSSFShapeGroup) patriarch.getChildren().get(0);

        assertEquals(group.getChildren().size(), 4);

        assertTrue(group.getChildren().get(0) instanceof HSSFPicture);
        assertTrue(group.getChildren().get(1) instanceof HSSFPolygon);
        assertTrue(group.getChildren().get(2) instanceof HSSFTextbox);
        assertTrue(group.getChildren().get(3) instanceof HSSFSimpleShape);

        HSSFShapeGroup group2 = patriarch.createGroup(new HSSFClientAnchor());

        index = wb.addPicture(new byte[]{2,2,2}, HSSFWorkbook.PICTURE_TYPE_JPEG);
        group2.createPicture(new HSSFChildAnchor(), index);
        polygon = group2.createPolygon(new HSSFChildAnchor());
        polygon.setPoints(new int[]{1,100, 1}, new int[]{1, 50, 100});
        group2.createTextbox(new HSSFChildAnchor());
        group2.createShape(new HSSFChildAnchor());
        group2.createShape(new HSSFChildAnchor());

        wb = HSSFTestDataSamples.writeOutAndReadBack(wb);
        sheet = wb.getSheetAt(0);
        patriarch = sheet.getDrawingPatriarch();
        assertEquals(2, patriarch.getChildren().size());

        group = (HSSFShapeGroup) patriarch.getChildren().get(1);

        assertEquals(group.getChildren().size(), 5);

        assertTrue(group.getChildren().get(0) instanceof HSSFPicture);
        assertTrue(group.getChildren().get(1) instanceof HSSFPolygon);
        assertTrue(group.getChildren().get(2) instanceof HSSFTextbox);
        assertTrue(group.getChildren().get(3) instanceof HSSFSimpleShape);
        assertTrue(group.getChildren().get(4) instanceof HSSFSimpleShape);

        group.getShapeId();
    }

    public void testSpgrRecord(){
        HSSFWorkbook wb = new HSSFWorkbook();

        // create a sheet with a text box
        HSSFSheet sheet = wb.createSheet();
        HSSFPatriarch patriarch = sheet.createDrawingPatriarch();

        HSSFShapeGroup group = patriarch.createGroup(new HSSFClientAnchor());
        assertSame(((EscherContainerRecord)group.getEscherContainer().getChild(0)).getChildById(EscherSpgrRecord.RECORD_ID), getSpgrRecord(group));
    }

    private static EscherSpgrRecord getSpgrRecord(HSSFShapeGroup group) {
        Field spgrField = null;
        try {
            spgrField = group.getClass().getDeclaredField("_spgrRecord");
            spgrField.setAccessible(true);
            return (EscherSpgrRecord) spgrField.get(group);
        } catch (NoSuchFieldException e) {
            e.printStackTrace();
        } catch (IllegalAccessException e) {
            e.printStackTrace();
        }
        return null;
    }

    public void testClearShapes(){
        HSSFWorkbook wb = new HSSFWorkbook();
        HSSFSheet sheet = wb.createSheet();
        HSSFPatriarch patriarch = sheet.createDrawingPatriarch();
        HSSFShapeGroup group = patriarch.createGroup(new HSSFClientAnchor());

        group.createShape(new HSSFChildAnchor());
        group.createShape(new HSSFChildAnchor());

        EscherAggregate agg = HSSFTestHelper.getEscherAggregate(patriarch);

        assertEquals(agg.getShapeToObjMapping().size(), 5);
        assertEquals(agg.getTailRecords().size(), 0);
        assertEquals(group.getChildren().size(), 2);

        group.clear();

        assertEquals(agg.getShapeToObjMapping().size(), 1);
        assertEquals(agg.getTailRecords().size(), 0);
        assertEquals(group.getChildren().size(), 0);

        wb = HSSFTestDataSamples.writeOutAndReadBack(wb);
        sheet = wb.getSheetAt(0);
        patriarch = sheet.getDrawingPatriarch();

        group = (HSSFShapeGroup) patriarch.getChildren().get(0);

        assertEquals(agg.getShapeToObjMapping().size(), 1);
        assertEquals(agg.getTailRecords().size(), 0);
        assertEquals(group.getChildren().size(), 0);
    }
}
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