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1
47 package com.lowagie.text.pdf;
48
49 import java.io.IOException  ;
50
54 public class PdfShadingPattern extends PdfDictionary {
55
56 protected PdfShading shading;
57
58 protected PdfWriter writer;
59
60 protected float matrix[] = {1, 0, 0, 1, 0, 0};
61
62 protected PdfName patternName;
63
64 protected PdfIndirectReference patternReference;
65
66
67 public PdfShadingPattern(PdfShading shading) {
68 writer = shading.getWriter();
69 put(PdfName.PATTERNTYPE, new PdfNumber(2));
70 this.shading = shading;
71 }
72
73 PdfName getPatternName() {
74 return patternName;
75 }
76
77 PdfName getShadingName() {
78 return shading.getShadingName();
79 }
80
81 PdfIndirectReference getPatternReference() {
82 if (patternReference == null)
83 patternReference = writer.getPdfIndirectReference();
84 return patternReference;
85 }
86
87 PdfIndirectReference getShadingReference() {
88 return shading.getShadingReference();
89 }
90
91 void setName(int number) {
92 patternName = new PdfName("P" + number);
93 }
94
95 void addToBody() throws IOException {
96 put(PdfName.SHADING, getShadingReference());
97 put(PdfName.MATRIX, new PdfArray(matrix));
98 writer.addToBody(this, getPatternReference());
99 }
100
101 public void setMatrix(float matrix[]) {
102 if (matrix.length != 6)
103 throw new RuntimeException ("The matrix size must be 6.");
104 this.matrix = matrix;
105 }
106
107 public float[] getMatrix() {
108 return matrix;
109 }
110
111 public PdfShading getShading() {
112 return shading;
113 }
114
115 ColorDetails getColorDetails() {
116 return shading.getColorDetails();
117 }
118
119 }
120 |
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