Java Image.setRotationDegrees方法代码示例

import com.lowagie.text.Image; //导入方法依赖的package包/类
/** Print an iText image */
private void printImage(Image image, PdfContentByte cb, float x1, float y1, float x2, float y2, int alignment, int fitMethod, float rotate)
throws DocumentException {
    if(image!=null) {
        float boxWidth = Math.abs(x2-x1)+1;
        float boxHeight = Math.abs(y2-y1)+1;
        log.debug("Print Image (Size w="+image.getPlainWidth()+",h="+image.getPlainHeight()+") wthin BOX (w="+boxWidth+",h="+boxHeight+") FitMethod = "+fitMethod);

        // Clip the image based on the bounding box
        if(fitMethod==FIT_METHOD_CLIP) {
            if( (boxWidth < image.getPlainWidth()) || (boxHeight < image.getPlainHeight()) ) {
                // @TODO - Clip image
                log.warn("IMAGE CLIPPING REQUIRED, but not implemented - default to 'SCALE'...");
                fitMethod=FIT_METHOD_SCALE;
            }
        }
        // Stretch/shrink both the X/Y to fit the bounding box
        if(fitMethod==FIT_METHOD_FILL) {
            log.debug("Scale image to fill box");
            image.scaleToFit(x2-x1, y2-y1);
        }
        // Stretch/shrink preserving the aspect ratio to fit the bounding box
        if(fitMethod==FIT_METHOD_SCALE) {
            float multipler = Math.min(boxWidth / image.getPlainWidth(), boxHeight /image.getPlainHeight());
            log.debug("Need to scale image by " + (Math.floor(multipler*10000)/100) + "%");
            image.scalePercent(multipler*100);
        }
        log.debug("Print image at (" + x1 + "," + y1 +")");
        image.setAbsolutePosition(x1,y1);
        image.setRotationDegrees(rotate);
        cb.addImage(image);
        //Phrase text = new Phrase(new Chunk(image, 0, 0));
        //ColumnText ct = new ColumnText(cb);
        //ct.setSimpleColumn(text, x1, y1, x2, y2, 10, alignment);
        //ct.go();
    }
}
 

import com.lowagie.text.Image; //导入方法依赖的package包/类
/**
 * General example using cell events.
 * 
 */
@Test
public void main() throws Exception {
	// step1
	Document document = new Document(PageSize.A4, 50, 50, 50, 50);
	// step2
	PdfWriter writer = PdfWriter.getInstance(document, PdfTestBase.getOutputStream("CellEvents.pdf"));
	// step3
	document.open();
	// step4
	CellEventsTest event = new CellEventsTest();
	Image im = Image.getInstance(PdfTestBase.RESOURCES_DIR + "otsoe.jpg");
	im.setRotationDegrees(30);
	PdfPTable table = new PdfPTable(4);
	table.addCell("text 1");
	PdfPCell cell = new PdfPCell(im, true);
	cell.setCellEvent(event);
	table.addCell(cell);
	table.addCell("text 3");
	im.setRotationDegrees(0);
	table.addCell(im);
	table.setTotalWidth(300);
	PdfContentByte cb = writer.getDirectContent();
	table.writeSelectedRows(0, -1, 50, 600, cb);
	table.setHeaderRows(3);
	document.add(table);

	// step5
	document.close();
}
 

import com.lowagie.text.Image; //导入方法依赖的package包/类
public void addTextVertical(PdfPCell cell, String text, boolean bold) throws Exception  {
	if (text==null) return;
       if (text.indexOf("<span")>=0)
           text = text.replaceAll("</span>","").replaceAll("<span .*>", "");
       Font font = PdfFont.getFont(bold);
	BaseFont bf = font.getBaseFont();
	float width = bf.getWidthPoint(text, font.getSize());
	PdfTemplate template = iWriter.getDirectContent().createTemplate(2 * font.getSize() + 4, width);
	template.beginText();
	template.setColorFill(Color.BLACK);
	template.setFontAndSize(bf, font.getSize());
	template.setTextMatrix(0, 2);
	template.showText(text);
	template.endText();
	template.setWidth(width);
	template.setHeight(font.getSize() + 2);
	//make an Image object from the template
	Image img = Image.getInstance(template);
	img.setRotationDegrees(270);
	//embed the image in a Chunk
	Chunk ck = new Chunk(img, 0, 0);
	
	if (cell.getPhrase()==null) {
		cell.setPhrase(new Paragraph(ck));
		cell.setVerticalAlignment(Element.ALIGN_MIDDLE);
		cell.setHorizontalAlignment(Element.ALIGN_RIGHT);
	} else {
		cell.getPhrase().add(ck);
	}
}
 

import com.lowagie.text.Image; //导入方法依赖的package包/类
/**
    * PdfTemplates can be wrapped in an Image.
    */
@Test
   public  void main() throws Exception {
       
           
       // step 1: creation of a document-object
       Rectangle rect = new Rectangle(PageSize.A4);
       rect.setBackgroundColor(new Color(238, 221, 88));
       Document document = new Document(rect, 50, 50, 50, 50);
	// step 2: we create a writer that listens to the document
	PdfWriter writer = PdfWriter.getInstance(document, PdfTestBase.getOutputStream("templateImages.pdf"));
	// step 3: we open the document
	document.open();
	// step 4:
	PdfTemplate template = writer.getDirectContent().createTemplate(20, 20);
	BaseFont bf = BaseFont.createFont(BaseFont.HELVETICA, BaseFont.WINANSI,
			BaseFont.NOT_EMBEDDED);
	String text = "Vertical";
	float size = 16;
	float width = bf.getWidthPoint(text, size);
	template.beginText();
	template.setRGBColorFillF(1, 1, 1);
	template.setFontAndSize(bf, size);
	template.setTextMatrix(0, 2);
	template.showText(text);
	template.endText();
	template.setWidth(width);
	template.setHeight(size + 2);
	template.sanityCheck();
	Image img = Image.getInstance(template);
	img.setRotationDegrees(90);
	Chunk ck = new Chunk(img, 0, 0);
	PdfPTable table = new PdfPTable(3);
	table.setWidthPercentage(100);
	table.getDefaultCell().setHorizontalAlignment(Element.ALIGN_CENTER);
	table.getDefaultCell().setVerticalAlignment(Element.ALIGN_MIDDLE);
	PdfPCell cell = new PdfPCell(img);
	cell.setPadding(4);
	cell.setBackgroundColor(new Color(0, 0, 255));
	cell.setHorizontalAlignment(Element.ALIGN_CENTER);
	table.addCell("I see a template on my right");
	table.addCell(cell);
	table.addCell("I see a template on my left");
	table.addCell(cell);
	table.addCell("I see a template everywhere");
	table.addCell(cell);
	table.addCell("I see a template on my right");
	table.addCell(cell);
	table.addCell("I see a template on my left");

	Paragraph p1 = new Paragraph("This is a template ");
	p1.add(ck);
	p1.add(" just here.");
	p1.setLeading(img.getScaledHeight() * 1.1f);
	document.add(p1);
	document.add(table);
	Paragraph p2 = new Paragraph("More templates ");
	p2.setLeading(img.getScaledHeight() * 1.1f);
	p2.setAlignment(Element.ALIGN_JUSTIFIED);
	img.scalePercent(70);
	for (int k = 0; k < 20; ++k)
		p2.add(ck);
	document.add(p2);
	// step 5: we close the document
	document.close();

   }
 

import com.lowagie.text.Image; //导入方法依赖的package包/类
/**
 * Generates a StudentCard
 */
@Test
public void main() throws Exception {

	// step 1: creation of a document-object
	Rectangle rect = new Rectangle(243, 153);
	rect.setBackgroundColor(new Color(0xFF, 0xFF, 0xCC));
	Document document = new Document(rect, 10, 10, 10, 10);

	// step 2:
	PdfWriter writer = PdfWriter.getInstance(document, PdfTestBase.getOutputStream("studentcard.pdf"));

	// step 3: we open the document
	document.open();

	// step 4:
	Font font = FontFactory.getFont(FontFactory.HELVETICA, 14, Font.BOLD, Color.BLUE);
	Paragraph p = new Paragraph("Ghent University", font);
	p.setAlignment(Element.ALIGN_CENTER);
	document.add(p);
	PdfContentByte cb = writer.getDirectContent();
	Font f = FontFactory.getFont(FontFactory.HELVETICA, 8);
	PdfPTable outertable = new PdfPTable(3);
	outertable.setTotalWidth(200);
	outertable.getDefaultCell().setBorder(Rectangle.NO_BORDER);
	float[] outer = { 60, 25, 15 };
	outertable.setWidths(outer);
	PdfPTable innertable = new PdfPTable(2);
	float[] inner = { 35, 65 };
	innertable.setWidths(inner);
	innertable.addCell(new Paragraph("name:", f));
	innertable.addCell(new Paragraph("Bruno Lowagie", f));
	innertable.addCell(new Paragraph("date of birth:", f));
	innertable.addCell(new Paragraph("June 10th, 1970", f));
	innertable.addCell(new Paragraph("Study Program:", f));
	innertable.addCell(new Paragraph("master in civil engineering", f));
	innertable.addCell(new Paragraph("option:", f));
	innertable.addCell(new Paragraph("architecture", f));
	outertable.addCell(innertable);
	outertable.getDefaultCell().setBackgroundColor(new Color(0xFF, 0xDE, 0xAD));
	outertable.addCell(Image.getInstance(PdfTestBase.RESOURCES_DIR + "bruno.jpg"));
	BarcodeEAN codeEAN = new BarcodeEAN();
	codeEAN.setCodeType(Barcode.EAN13);
	codeEAN.setCode("8010012529736");
	Image imageEAN = codeEAN.createImageWithBarcode(cb, null, null);
	imageEAN.setRotationDegrees(90);
	outertable.getDefaultCell().setBackgroundColor(Color.WHITE);
	outertable.addCell(imageEAN);
	outertable.writeSelectedRows(0, -1, 20, 100, writer.getDirectContent());

	// step 5: we close the document
	document.close();
}
 

import com.lowagie.text.Image; //导入方法依赖的package包/类
/**
 * Example with vertical text in Cells.
 */
@Test
public void main() throws Exception {

	// step1
	Document document = new Document(PageSize.A4, 50, 50, 50, 50);
	// step2
	PdfWriter writer = PdfWriter.getInstance(document, PdfTestBase.getOutputStream("VerticalText.pdf"));
	// step3
	document.open();
	// step4

	// make a PdfTemplate with the vertical text
	PdfTemplate template = writer.getDirectContent().createTemplate(20, 20);
	BaseFont bf = BaseFont.createFont("Helvetica", "winansi", false);
	String text = "Vertical";
	float size = 16;
	float width = bf.getWidthPoint(text, size);
	template.beginText();
	template.setRGBColorFillF(1, 1, 1);
	template.setFontAndSize(bf, size);
	template.setTextMatrix(0, 2);
	template.showText(text);
	template.endText();
	template.setWidth(width);
	template.setHeight(size + 2);
	// make an Image object from the template
	Image img = Image.getInstance(template);
	img.setRotationDegrees(90);
	PdfPTable table = new PdfPTable(3);
	table.setWidthPercentage(100);
	table.getDefaultCell().setHorizontalAlignment(Element.ALIGN_CENTER);
	table.getDefaultCell().setVerticalAlignment(Element.ALIGN_MIDDLE);
	PdfPCell cell = new PdfPCell(img);
	cell.setPadding(4);
	cell.setBackgroundColor(new Color(0, 0, 255));
	cell.setHorizontalAlignment(Element.ALIGN_CENTER);
	table.addCell("I see a template on my right");
	table.addCell(cell);
	table.addCell("I see a template on my left");
	table.addCell(cell);
	table.addCell("I see a template everywhere");
	table.addCell(cell);
	table.addCell("I see a template on my right");
	table.addCell(cell);
	table.addCell("I see a template on my left");
	document.add(table);

	// step5
	document.close();
}