01: /*
02: * This file is part of "SnipSnap Radeox Rendering Engine".
03: *
04: * Copyright (c) 2002 Stephan J. Schmidt, Matthias L. Jugel
05: * All Rights Reserved.
06: *
07: * Please visit http://radeox.org/ for updates and contact.
08: *
09: * --LICENSE NOTICE--
10: * Licensed under the Apache License, Version 2.0 (the "License");
11: * you may not use this file except in compliance with the License.
12: * You may obtain a copy of the License at
13: *
14: * http://www.apache.org/licenses/LICENSE-2.0
15: *
16: * Unless required by applicable law or agreed to in writing, software
17: * distributed under the License is distributed on an "AS IS" BASIS,
18: * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
19: * See the License for the specific language governing permissions and
20: * limitations under the License.
21: * --LICENSE NOTICE--
22: */
23:
24: package org.radeox.macro.table;
25:
26: import org.apache.commons.logging.Log;
27: import org.apache.commons.logging.LogFactory;
28:
29: /**
30: * A function that finds the max of table cells
31: *
32: * @author stephan
33: * @version $Id: MinFunction.java 7756 2006-04-13 12:25:49Z ian@caret.cam.ac.uk $
34: */
35:
36: public class MinFunction implements Function {
37: private static Log log = LogFactory.getLog(MinFunction.class);
38:
39: public String getName() {
40: return "MIN";
41: }
42:
43: public void execute(Table table, int posx, int posy, int startX,
44: int startY, int endX, int endY) {
45: float min = Float.MAX_VALUE;
46: boolean floating = false;
47: for (int x = startX; x <= endX; x++) {
48: for (int y = startY; y <= endY; y++) {
49: // Logger.debug("x="+x+" y="+y+" >"+getXY(x,y));
50: float value = 0;
51: try {
52: value += Integer.parseInt((String) table
53: .getXY(x, y));
54: } catch (Exception e) {
55: try {
56: value += Float.parseFloat((String) table.getXY(
57: x, y));
58: floating = true;
59: } catch (NumberFormatException e1) {
60: log.debug("SumFunction: unable to parse "
61: + table.getXY(x, y));
62: }
63: }
64: if (min > value) {
65: min = value;
66: }
67: }
68: }
69: // Logger.debug("Sum="+sum);
70: if (floating) {
71: table.setXY(posx, posy, "" + min);
72: } else {
73: table.setXY(posx, posy, "" + (int) min);
74: }
75: }
76:
77: }
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