| Classes in this File | Line Coverage | Branch Coverage | Complexity | ||||
| StandardHCToolTipGenerator |
|
| 3.0;3 |
| 1 | /* ======================================================================= | |
| 2 | * A visualisation library extension for JFreeChart. Please see JFreeChart | |
| 3 | * for further information. | |
| 4 | * ======================================================================= | |
| 5 | * Copyright (C) 2006 University of Helsinki, Department of Computer Science | |
| 6 | * | |
| 7 | * This library is free software; you can redistribute it and/or | |
| 8 | * modify it under the terms of the GNU Lesser General Public | |
| 9 | * License as published by the Free Software Foundation; either | |
| 10 | * version 2.1 of the License, or (at your option) any later version. | |
| 11 | * | |
| 12 | * This library is distributed in the hope that it will be useful, | |
| 13 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
| 14 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
| 15 | * Lesser General Public License for more details. | |
| 16 | * | |
| 17 | * You should have received a copy of the GNU Lesser General Public | |
| 18 | * License along with this library; if not, write to the Free Software | |
| 19 | * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA | |
| 20 | * ----------------------------- | |
| 21 | * Contact: ohtu@cs.helsinki.fi | |
| 22 | * ----------------------------- | |
| 23 | * | |
| 24 | */ | |
| 25 | ||
| 26 | package org.jfree.chart.labels; | |
| 27 | ||
| 28 | import org.jfree.chart.plot.HCTreeNodeInfo; | |
| 29 | import org.jfree.data.hc.HeatMap; | |
| 30 | import org.jfree.data.hc.DataRange; | |
| 31 | ||
| 32 | /** | |
| 33 | * A standard tool tip generator to be used with a {@link HCPlot}. | |
| 34 | * @author viski project | |
| 35 | */ | |
| 36 | public class StandardHCToolTipGenerator implements HCToolTipGenerator { | |
| 37 | ||
| 38 | ||
| 39 | /** | |
| 40 | * Creates a new tool tip generator. | |
| 41 | */ | |
| 42 | 5 | public StandardHCToolTipGenerator() { |
| 43 | ; | |
| 44 | 5 | } |
| 45 | ||
| 46 | /** | |
| 47 | * Generates a tooltip text string for a particular clustering tree node. | |
| 48 | * | |
| 49 | * @param node HCTreeNodeInfo for the node used. | |
| 50 | * | |
| 51 | * @return The tooltip text. | |
| 52 | */ | |
| 53 | public String generateToolTip(HCTreeNodeInfo node) { | |
| 54 | 66 | return node.toString(); |
| 55 | } | |
| 56 | ||
| 57 | /** | |
| 58 | * Generates a tooltip text string for a particular heatmap block. | |
| 59 | * | |
| 60 | * @param heatmap the HeatMap. | |
| 61 | * @param columnRange the columns displayed in the block. | |
| 62 | * @param rowRange the rows displayed in the block. | |
| 63 | * | |
| 64 | * @return The tooltip text. | |
| 65 | */ | |
| 66 | public String generateToolTip( | |
| 67 | HeatMap heatmap, | |
| 68 | DataRange rowRange, | |
| 69 | DataRange columnRange | |
| 70 | ) { | |
| 71 | int minRow; | |
| 72 | int maxRow; | |
| 73 | int minColumn; | |
| 74 | int maxColumn; | |
| 75 | int rowCounter; | |
| 76 | int columnCounter; | |
| 77 | int blockCount; | |
| 78 | double averageValue; | |
| 79 | ||
| 80 | try { | |
| 81 | 65 | minRow = rowRange.getLeftBound(); |
| 82 | 63 | maxRow = rowRange.getRightBound(); |
| 83 | 63 | minColumn = columnRange.getLeftBound(); |
| 84 | 62 | maxColumn = columnRange.getRightBound(); |
| 85 | 3 | } catch (Exception e) { |
| 86 | 3 | return "This block contains no data."; |
| 87 | 62 | } |
| 88 | ||
| 89 | 62 | if ((minRow == maxRow) && (minColumn == maxColumn)) { |
| 90 | ||
| 91 | 46 | return "(" + minRow + "," + minColumn + ") = " |
| 92 | + heatmap.get(minRow,minColumn); | |
| 93 | } | |
| 94 | ||
| 95 | for ( | |
| 96 | 16 | averageValue = 0, blockCount = 0, rowCounter = minRow; |
| 97 | 50 | rowCounter <= maxRow; |
| 98 | 34 | rowCounter++ |
| 99 | ) { | |
| 100 | for ( | |
| 101 | 35 | columnCounter = minColumn; |
| 102 | 195 | columnCounter <= maxColumn; |
| 103 | 160 | columnCounter++, blockCount++ |
| 104 | ) { | |
| 105 | 161 | averageValue += heatmap.get(rowCounter,columnCounter); |
| 106 | } | |
| 107 | } | |
| 108 | 15 | averageValue = averageValue/blockCount; |
| 109 | ||
| 110 | 15 | return "(" + minRow + "," + minColumn + ") .. " |
| 111 | + "(" + maxRow + "," + maxColumn + ") = " | |
| 112 | + averageValue + " (contains " + blockCount + " blocks)"; | |
| 113 | ||
| 114 | } | |
| 115 | ||
| 116 | } | |
| 117 |