GradientTag


1   /*
2    * Created on 12.07.2004
3    *
4    */
5   package org.jresearch.gossip.tags;
6   
7   import java.io.IOException  ;
8   
9   import javax.servlet.jsp.JspException  ;
10  import javax.servlet.jsp.JspWriter  ;
11  import javax.servlet.jsp.tagext.TagSupport  ;
12  
13  import org.jresearch.gossip.util.HtmlGradient;
14  
15  /**
16   * @author dbelov
17   * 
18   */
19  public class GradientTag extends TagSupport   {
20  
21      private String   startColor;
22  
23      private String   endColor;
24  
25      private int dens = 128;
26  
27      private String   height;
28  
29      /**
30       * @return Returns the dens.
31       */
32      public int getDens() {
33          return dens;
34      }
35  
36      /**
37       * @param dens
38       *            The dens to set.
39       */
40      public void setDens(int dens) {
41          this.dens = dens;
42      }
43  
44      /**
45       * @return Returns the endColor.
46       */
47      public String   getEndColor() {
48          return endColor;
49      }
50  
51      /**
52       * @param endColor
53       *            The endColor to set.
54       */
55      public void setEndColor(String   endColor) {
56          this.endColor = endColor;
57      }
58  
59      /**
60       * @return Returns the height.
61       */
62      public String   getHeight() {
63          return height;
64      }
65  
66      /**
67       * @param height
68       *            The height to set.
69       */
70      public void setHeight(String   height) {
71          this.height = height;
72      }
73  
74      /**
75       * @return Returns the startColor.
76       */
77      public String   getStartColor() {
78          return startColor;
79      }
80  
81      /**
82       * @param startColor
83       *            The startColor to set.
84       */
85      public void setStartColor(String   startColor) {
86          this.startColor = startColor;
87      }
88  
89      /*
90       * (non-Javadoc)
91       * 
92       * @see javax.servlet.jsp.tagext.Tag#doStartTag()
93       */
94      public int doStartTag() throws JspException   {
95          JspWriter   out = pageContext.getOut();
96          try {
97              out.print(HtmlGradient.makeHGradientHtml(startColor, endColor,
98                      dens, height));
99          } catch (IOException   e) {
100             throw new JspException  (e);
101         }
102         return super.SKIP_BODY;
103     }
104 }
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