Java Code Examples for com.lowagie.text.pdf.PdfContentByte#circle()

The following examples show how to use com.lowagie.text.pdf.PdfContentByte#circle() . You can vote up the ones you like or vote down the ones you don't like, and go to the original project or source file by following the links above each example. You may check out the related API usage on the sidebar.
Example 1
Source File: GroupsTest.java    From itext2 with GNU Lesser General Public License v3.0 5 votes vote down vote up 
/**
 * Prints 3 circles in different colors that intersect with eachother.
 * @param x
 * @param y
 * @param cb
 * @throws Exception
 */
public static void pictureCircles(float x, float y, PdfContentByte cb) throws Exception {
	PdfGState gs = new PdfGState();
	gs.setBlendMode(PdfGState.BM_SOFTLIGHT);
	gs.setFillOpacity(0.7f);
	cb.setGState(gs);
    cb.setColorFill(Color.gray);
    cb.circle(x + 70, y + 70, 50);
    cb.fill();
    cb.circle(x + 100, y + 130, 50);
    cb.fill();
    cb.circle(x + 130, y + 70, 50);
    cb.fill();
}
Example 2
Source File: TransparencyTest.java    From itext2 with GNU Lesser General Public License v3.0 5 votes vote down vote up 
/**
 * Prints 3 circles in different colors that intersect with eachother.
 * 
 * @param x
 * @param y
 * @param cb
 * @throws Exception
 */
private static void pictureCircles(float x, float y, PdfContentByte cb)
		throws Exception {
	cb.setColorFill(Color.red);
	cb.circle(x + 70, y + 70, 50);
	cb.fill();
	cb.setColorFill(Color.yellow);
	cb.circle(x + 100, y + 130, 50);
	cb.fill();
	cb.setColorFill(Color.blue);
	cb.circle(x + 130, y + 70, 50);
	cb.fill();
}
Example 3
Source File: CirclesTest.java    From itext2 with GNU Lesser General Public License v3.0 4 votes vote down vote up 
/**
    * Draws some concentric circles.
    */
@Test
public void main() throws Exception {
       
       
       // step 1: creation of a document-object
       Document document = new Document();
       
       try {
           
           // step 2: creation of the writer
           PdfWriter writer = PdfWriter.getInstance(document, PdfTestBase.getOutputStream( "circles.pdf"));
           
           // step 3: we open the document
           document.open();
           
           // step 4: we grab the ContentByte and do some stuff with it
           PdfContentByte cb = writer.getDirectContent();

           cb.circle(250.0f, 500.0f, 200.0f);
           cb.circle(250.0f, 500.0f, 150.0f);
           cb.stroke();
           cb.setRGBColorFill(0xFF, 0x00, 0x00);
           cb.circle(250.0f, 500.0f, 100.0f);
           cb.fillStroke();
           cb.setRGBColorFill(0xFF, 0xFF, 0xFF);
           cb.circle(250.0f, 500.0f, 50.0f);
           cb.fill();
           
           cb.sanityCheck();
       }
       catch(DocumentException de) {
           System.err.println(de.getMessage());
       }
       catch(IOException ioe) {
           System.err.println(ioe.getMessage());
       }
       
       // step 5: we close the document
       document.close();
   }
Example 4
Source File: ShapesTest.java    From itext2 with GNU Lesser General Public License v3.0 4 votes vote down vote up 
/**
    * Draws some shapes.
    */
@Test
public void main() throws Exception {
       
       
       // step 1: creation of a document-object
       Document document = new Document();
       
       try {
           
           // step 2:
           // we create a writer that listens to the document
           // and directs a PDF-stream to a file
           PdfWriter writer = PdfWriter.getInstance(document, PdfTestBase.getOutputStream( "shapes.pdf"));
           
           // step 3: we open the document
           document.open();
           
           // step 4: we grab the ContentByte and do some stuff with it
           PdfContentByte cb = writer.getDirectContent();
           
           // an example of a rectangle with a diagonal in very thick lines
           cb.setLineWidth(10f);
           // draw a rectangle
           cb.rectangle(100, 700, 100, 100);
           // add the diagonal
           cb.moveTo(100, 700);
           cb.lineTo(200, 800);
           // stroke the lines
           cb.stroke();
           
           // an example of some circles
           cb.setLineDash(3, 3, 0);
           cb.setRGBColorStrokeF(0f, 255f, 0f);
           cb.circle(150f, 500f, 100f);
           cb.stroke();
           
           cb.setLineWidth(5f);
           cb.resetRGBColorStroke();
           cb.circle(150f, 500f, 50f);
           cb.stroke();
           
           // example with colorfill
           cb.setRGBColorFillF(0f, 255f, 0f);
           cb.moveTo(100f, 200f);
           cb.lineTo(200f, 250f);
           cb.lineTo(400f, 150f);
           // because we change the fill color BEFORE we stroke the triangle
           // the color of the triangle will be red instead of green
           cb.setRGBColorFillF(255f, 0f, 0f);
           cb.closePathFillStroke();
           
           cb.sanityCheck();
       }
       catch(DocumentException de) {
           System.err.println(de.getMessage());
       }
       catch(IOException ioe) {
           System.err.println(ioe.getMessage());
       }
       
       // step 5: we close the document
       document.close();
   }
Example 5
Source File: StateTest.java    From itext2 with GNU Lesser General Public License v3.0 4 votes vote down vote up 
/**
 * Changing the Graphics State with saveState() and restoreState().
 * 
 */
@Test
public void main() throws Exception {

	// step 1: creation of a document-object
	Document document = new Document();

	try {

		// step 2:
		// we create a writer that listens to the document
		// and directs a PDF-stream to a file
		PdfWriter writer = PdfWriter.getInstance(document,
				PdfTestBase.getOutputStream( "state.pdf"));

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

		// step 4: we grab the ContentByte and do some stuff with it
		PdfContentByte cb = writer.getDirectContent();

		cb.circle(260.0f, 500.0f, 250.0f);
		cb.fill();
		cb.saveState();
		cb.setColorFill(Color.red);
		cb.circle(260.0f, 500.0f, 200.0f);
		cb.fill();
		cb.saveState();
		cb.setColorFill(Color.blue);
		cb.circle(260.0f, 500.0f, 150.0f);
		cb.fill();
		cb.restoreState();
		cb.circle(260.0f, 500.0f, 100.0f);
		cb.fill();
		cb.restoreState();
		cb.circle(260.0f, 500.0f, 50.0f);
		cb.fill();
		
		cb.sanityCheck();
	} catch (DocumentException de) {
		System.err.println(de.getMessage());
	} catch (IOException ioe) {
		System.err.println(ioe.getMessage());
	}

	// step 5: we close the document
	document.close();
}
Example 6
Source File: GStateTest.java    From itext2 with GNU Lesser General Public License v3.0 4 votes vote down vote up 
/**
 * Changing the Graphics State with PdfGState.
 * 
 */
@Test
public void main() throws Exception {

	// step 1: creation of a document-object
	Document document = new Document();

	try {

		// step 2:
		// we create a writer that listens to the document
		// and directs a PDF-stream to a file
		PdfWriter writer = PdfWriter.getInstance(document,
				PdfTestBase.getOutputStream( "gstate.pdf"));

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

		// step 4: we grab the ContentByte and do some stuff with it
		PdfContentByte cb = writer.getDirectContent();

           PdfGState gs = new PdfGState();
           gs.setFillOpacity(0.5f);
           cb.setGState(gs);
		cb.setColorFill(Color.red);
		cb.circle(260.0f, 500.0f, 250.0f);
		cb.fill();
		cb.circle(260.0f, 500.0f, 200.0f);
		cb.fill();
		cb.circle(260.0f, 500.0f, 150.0f);
		cb.fill();
		gs.setFillOpacity(0.2f);
		cb.setGState(gs);
		cb.setColorFill(Color.blue);
		cb.circle(260.0f, 500.0f, 100.0f);
		cb.fill();
		cb.circle(260.0f, 500.0f, 50.0f);
		cb.fill();
		
		cb.sanityCheck();
	} catch (DocumentException de) {
		System.err.println(de.getMessage());
	} catch (IOException ioe) {
		System.err.println(ioe.getMessage());
	}

	// step 5: we close the document
	document.close();
}
Example 7
Source File: LayersTest.java    From itext2 with GNU Lesser General Public License v3.0 4 votes vote down vote up 
/**
 * Draws different things into different layers.
 */
@Test
public void main() throws Exception {


	// step 1: creation of a document-object
	Document document = new Document();

	
	// step 2: creation of the writer
	PdfWriter writer = PdfWriter.getInstance(document,	PdfTestBase.getOutputStream("layers.pdf"));

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

	// step 4:

	// high level
	Paragraph p = new Paragraph();
	for (int i = 0; i < 100; i++)
		p.add(new Chunk("Blah blah blah blah blah. "));
	document.add(p);
	Image img = Image.getInstance(PdfTestBase.RESOURCES_DIR
			+ "hitchcock.png");
	img.setAbsolutePosition(100, 500);
	document.add(img);

	// low level
	PdfContentByte cb = writer.getDirectContent();
	PdfContentByte cbu = writer.getDirectContentUnder();
	cb.setRGBColorFill(0xFF, 0xFF, 0xFF);
	cb.circle(250.0f, 500.0f, 50.0f);
	cb.fill();
	cb.sanityCheck();

	cbu.setRGBColorFill(0xFF, 0x00, 0x00);
	cbu.circle(250.0f, 500.0f, 100.0f);
	cbu.fill();
	cbu.sanityCheck();

	// step 5: we close the document
	document.close();
}
Example 8
Source File: SpotColorsTest.java    From itext2 with GNU Lesser General Public License v3.0 4 votes vote down vote up 
/**
    * Demonstrates the use of spotcolors.
    */
@Test
   public void main() throws Exception {
       
       
       // step 1: creation of a document-object
       Document document = new Document();
           
           // step 2:
           // we create a writer that listens to the document
           // and directs a PDF-stream to a file
           PdfWriter writer = PdfWriter.getInstance(document, PdfTestBase.getOutputStream("spotcolor.pdf"));
           BaseFont bf = BaseFont.createFont("Helvetica", "winansi", BaseFont.NOT_EMBEDDED);
           
           // step 3: we open the document
           document.open();
           
           // step 4: we grab the ContentByte and do some stuff with it
           PdfContentByte cb = writer.getDirectContent();
           
           // step 5: we instantiate PdfSpotColor
           
           // Note: I made up these names unless someone give me a PANTONE swatch as gift ([email protected])
           PdfSpotColor spc_cmyk = new PdfSpotColor("PANTONE 280 CV", new CMYKColor(0.9f, .2f, .3f, .1f));
           PdfSpotColor spc_rgb = new PdfSpotColor("PANTONE 147", new Color(114, 94, 38));
           PdfSpotColor spc_g = new PdfSpotColor("PANTONE 100 CV", new GrayColor(0.9f));
           
           // Stroke a rectangle with CMYK alternate
           cb.setColorStroke(spc_cmyk, .5f);
           cb.setLineWidth(10f);
           // draw a rectangle
           cb.rectangle(100, 700, 100, 100);
           // add the diagonal
           cb.moveTo(100, 700);
           cb.lineTo(200, 800);
           // stroke the lines
           cb.stroke();
           
           // Fill a rectangle with CMYK alternate
           cb.setColorFill(spc_cmyk, 0.25f);
           cb.rectangle(250, 700, 100, 100);
           cb.fill();
           
           // Stroke a circle with RGB alternate
           cb.setColorStroke(spc_rgb, 0.9f);
           cb.setLineWidth(5f);
           cb.circle(150f, 500f, 100f);
           cb.stroke();
           
           // Fill the circle with RGB alternate
           cb.setColorFill(spc_rgb, 0.9f);
           cb.circle(150f, 500f, 50f);
           cb.fill();
           
           // example with colorfill
           cb.setColorFill(spc_g, 0.5f);
           cb.moveTo(100f, 200f);
           cb.lineTo(200f, 250f);
           cb.lineTo(400f, 150f);
           cb.fill();
           // cb.sanityCheck is called during newPage().
           document.newPage();
           String text = "Some text to show";
           document.add(new Paragraph(text, new Font(Font.HELVETICA, 24, Font.NORMAL, new SpotColor(spc_cmyk, 0.25f))));
           document.add(new Paragraph(text, new Font(Font.HELVETICA, 24, Font.NORMAL, new SpotColor(spc_cmyk, 0.5f))));
           
           // example with template
           PdfTemplate t = cb.createTemplate(500f, 500f);
           // Stroke a rectangle with CMYK alternate
           t.setColorStroke(new SpotColor(spc_cmyk, .5f));
           t.setLineWidth(10f);
           // draw a rectangle
           t.rectangle(100, 10, 100, 100);
           // add the diagonal
           t.moveTo(100, 10);
           t.lineTo(200, 100);
           // stroke the lines
           t.stroke();
           
           // Fill a rectangle with CMYK alternate
           t.setColorFill(spc_g, 0.5f);
           t.rectangle(100, 125, 100, 100);
           t.fill();
           t.beginText();
           t.setFontAndSize(bf, 20f);
           t.setTextMatrix(1f, 0f, 0f, 1f, 10f, 10f);
           t.showText("Template text upside down");
           t.endText();
           t.rectangle(0, 0, 499, 499);
           t.stroke();
           t.sanityCheck();
           cb.addTemplate(t, -1.0f, 0.00f, 0.00f, -1.0f, 550f, 550f);
           
           cb.sanityCheck();

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