http://www.jexp.ru/index.php?action=history&feed=atom&title=Java%2FPDF_RTF%2FLayer
Java/PDF RTF/Layer - История изменений
2026-04-22T13:51:15Z
История изменений этой страницы в вики
MediaWiki 1.30.0
http://www.jexp.ru/index.php?title=Java/PDF_RTF/Layer&diff=5868&oldid=prev
Admin: 1 версия
2010-06-01T05:59:01Z
<p>1 версия</p>
<table class="diff diff-contentalign-left" data-mw="interface">
<tr style="vertical-align: top;" lang="ru">
<td colspan="1" style="background-color: white; color:black; text-align: center;">← Предыдущая</td>
<td colspan="1" style="background-color: white; color:black; text-align: center;">Версия 05:59, 1 июня 2010</td>
</tr><tr><td colspan="2" style="text-align: center;" lang="ru"><div class="mw-diff-empty">(нет различий)</div>
</td></tr></table>
Admin
http://www.jexp.ru/index.php?title=Java/PDF_RTF/Layer&diff=5867&oldid=prev
в 18:01, 31 мая 2010
2010-05-31T18:01:43Z
<p></p>
<p><b>Новая страница</b></p><div>== Layer Image on Text ==<br />
<br />
<br />
<br />
<br />
<br />
<br />
<br />
<!-- start source code --><br />
<br />
<source lang="java"><br />
import java.io.FileOutputStream;<br />
import com.lowagie.text.Chunk;<br />
import com.lowagie.text.Document;<br />
import com.lowagie.text.Image;<br />
import com.lowagie.text.Paragraph;<br />
import com.lowagie.text.pdf.PdfWriter;<br />
public class LayerImageOnTextPDF {<br />
public static void main(String[] args) {<br />
Document document = new Document();<br />
try {<br />
PdfWriter writer = PdfWriter.getInstance(document, new FileOutputStream("LayerImageOnTextPDF.pdf"));<br />
document.open();<br />
Paragraph p = new Paragraph();<br />
for (int i = 0; i < 100; i++)<br />
p.add(new Chunk("Text Text Text Text Text Text Text Text "));<br />
document.add(p);<br />
Image img = Image.getInstance("logo.png");<br />
img.setAbsolutePosition(100, 500);<br />
document.add(img);<br />
} catch (Exception e) {<br />
System.err.println(e.getMessage());<br />
}<br />
document.close();<br />
}<br />
}<br />
<br />
</source><br />
<br />
<br />
<!-- end source code --><br />
<br />
<br />
<br />
<br />
<br />
<br />
== Layers Demo ==<br />
<br />
<br />
<br />
<br />
<br />
<br />
<br />
<!-- start source code --><br />
<br />
<source lang="java"><br />
import java.io.FileOutputStream;<br />
import com.lowagie.text.Document;<br />
import com.lowagie.text.Element;<br />
import com.lowagie.text.Phrase;<br />
import com.lowagie.text.pdf.ColumnText;<br />
import com.lowagie.text.pdf.PdfContentByte;<br />
import com.lowagie.text.pdf.PdfLayer;<br />
import com.lowagie.text.pdf.PdfLayerMembership;<br />
import com.lowagie.text.pdf.PdfWriter;<br />
public class LayersPDF {<br />
public static void main(String[] args) {<br />
Document document = new Document();<br />
try {<br />
PdfWriter writer = PdfWriter.getInstance(document, new FileOutputStream("LayersPDF.pdf"));<br />
writer.setPdfVersion(PdfWriter.VERSION_1_5);<br />
writer.setViewerPreferences(PdfWriter.PageModeUseOC);<br />
document.open();<br />
PdfContentByte cb = writer.getDirectContent();<br />
PdfLayer l1 = new PdfLayer("Layer 1", writer);<br />
PdfLayer l2 = new PdfLayer("Layer 2", writer);<br />
PdfLayer l3 = new PdfLayer("Layer 3", writer);<br />
PdfLayerMembership m1 = new PdfLayerMembership(writer);<br />
m1.addMember(l1);<br />
m1.addMember(l2);<br />
m1.addMember(l3);<br />
<br />
cb.beginLayer(l1);<br />
ColumnText.showTextAligned(cb, Element.ALIGN_LEFT, new Phrase("Text in layer 1"), 50, 600, 0);<br />
cb.endLayer();<br />
cb.beginLayer(l2);<br />
ColumnText.showTextAligned(cb, Element.ALIGN_LEFT, new Phrase("Text in layer 2"), 50, 550, 0);<br />
cb.endLayer();<br />
cb.beginLayer(l3);<br />
ColumnText.showTextAligned(cb, Element.ALIGN_LEFT, new Phrase("Text in layer 3"), 50, 500, 0);<br />
cb.endLayer();<br />
<br />
} catch (Exception e) {<br />
System.err.println(e.getMessage());<br />
}<br />
document.close();<br />
}<br />
}<br />
<br />
</source><br />
<br />
<br />
<!-- end source code --><br />
<br />
<br />
<br />
<br />
<br />
<br />
== Layers Group Demo ==<br />
<br />
<br />
<br />
<br />
<br />
<br />
<br />
<!-- start source code --><br />
<br />
<source lang="java"><br />
import java.io.FileOutputStream;<br />
import com.lowagie.text.Document;<br />
import com.lowagie.text.pdf.PdfArray;<br />
import com.lowagie.text.pdf.PdfDictionary;<br />
import com.lowagie.text.pdf.PdfLayer;<br />
import com.lowagie.text.pdf.PdfLayerMembership;<br />
import com.lowagie.text.pdf.PdfName;<br />
import com.lowagie.text.pdf.PdfOCProperties;<br />
import com.lowagie.text.pdf.PdfObject;<br />
import com.lowagie.text.pdf.PdfString;<br />
import com.lowagie.text.pdf.PdfWriter;<br />
public class LayersGroupPDF {<br />
public static void main(String[] args) {<br />
Document document = new Document();<br />
try {<br />
PdfWriter writer = PdfWriter.getInstance(document, new FileOutputStream("LayersGroupPDF.pdf"));<br />
writer.setPdfVersion(PdfWriter.VERSION_1_5);<br />
writer.setViewerPreferences(PdfWriter.PageModeUseOC);<br />
document.open();<br />
PdfLayer l1 = new PdfLayer("Layer 1", writer);<br />
PdfLayer l2 = new PdfLayer("Layer 2", writer);<br />
PdfLayer l3 = new PdfLayer("Layer 3", writer);<br />
PdfLayerMembership m1 = new PdfLayerMembership(writer);<br />
m1.addMember(l1);<br />
m1.addMember(l2);<br />
m1.addMember(l3);<br />
<br />
PdfOCProperties p = writer.getOCProperties();<br />
PdfArray order = new PdfArray();<br />
order.add(l1.getRef());<br />
PdfArray group = new PdfArray();<br />
group.add(new PdfString("A group of two", PdfObject.TEXT_UNICODE));<br />
group.add(l2.getRef());<br />
group.add(l3.getRef());<br />
order.add(group);<br />
PdfDictionary d = new PdfDictionary();<br />
d.put(PdfName.ORDER, order);<br />
p.put(PdfName.D, d);<br />
} catch (Exception e) {<br />
System.err.println(e.getMessage());<br />
}<br />
document.close();<br />
}<br />
}<br />
<br />
</source><br />
<br />
<br />
<!-- end source code --><br />
<br />
<br />
<br />
<br />
<br />
<br />
== Layer Shape on Text ==<br />
<br />
<br />
<br />
<br />
<br />
<br />
<br />
<!-- start source code --><br />
<br />
<source lang="java"><br />
import java.io.FileOutputStream;<br />
import com.lowagie.text.Chunk;<br />
import com.lowagie.text.Document;<br />
import com.lowagie.text.Paragraph;<br />
import com.lowagie.text.pdf.PdfContentByte;<br />
import com.lowagie.text.pdf.PdfWriter;<br />
public class LayerShapeOnTextPDF {<br />
public static void main(String[] args) {<br />
Document document = new Document();<br />
try {<br />
PdfWriter writer = PdfWriter.getInstance(document, new FileOutputStream("LayerShapeOnTextPDF.pdf"));<br />
document.open();<br />
Paragraph p = new Paragraph();<br />
for (int i = 0; i < 100; i++)<br />
p.add(new Chunk("Text Text Text Text Text Text Text Text "));<br />
document.add(p);<br />
PdfContentByte cb = writer.getDirectContent();<br />
cb.setRGBColorFill(0xFF, 0xFF, 0xFF);<br />
cb.circle(250.0f, 500.0f, 50.0f);<br />
cb.fill();<br />
<br />
} catch (Exception e) {<br />
System.err.println(e.getMessage());<br />
}<br />
document.close();<br />
}<br />
}<br />
<br />
</source><br />
<br />
<br />
<!-- end source code --></div>