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#58130 Support for creating CF Color Scale Formattings

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git-svn-id: https://svn.apache.org/repos/asf/poi/trunk@1691866 13f79535-47bb-0310-9956-ffa450edef68
This commit is contained in:
Nick Burch 2015-07-20 02:49:12 +00:00
parent 130fe24870
commit 164aa4c7c6
8 changed files with 244 additions and 11 deletions
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67
src/examples/src/org/apache/poi/ss/examples/ConditionalFormats.java
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@ -56,8 +56,9 @@ public class ConditionalFormats {
shadeAlt(wb.createSheet("Shade Alt"));
shadeBands(wb.createSheet("Shade Bands"));
iconSets(wb.createSheet("Icon Sets"));
colourScales(wb.createSheet("Colour Scales"));
// TODO Add colour scales, data bars etc, see bug #58130
// TODO Add data bars, see bug #58130
// Write the output to a file
String file = "cf-poi.xls";
@ -476,4 +477,68 @@ public class ConditionalFormats {
im3.getThresholds()[2].setValue(7d);
sheetCF.addConditionalFormatting(regions, rule3);
}
/**
* Color Scales / Colour Scales / Colour Gradients allow you shade the
* background colour of the cell based on the values, eg from Red to
* Yellow to Green.
*/
static void colourScales(Sheet sheet) {
sheet.createRow(0).createCell(0).setCellValue("Colour Scales");
Row r = sheet.createRow(1);
r.createCell(0).setCellValue("Red-Yellow-Green");
for (int i=1; i<=7; i++) {
r.createCell(i).setCellValue((i-1)*5);
}
r = sheet.createRow(2);
r.createCell(0).setCellValue("Red-White-Blue");
for (int i=1; i<=9; i++) {
r.createCell(i).setCellValue((i-1)*5);
}
r = sheet.createRow(3);
r.createCell(0).setCellValue("Blue-Green");
for (int i=1; i<=16; i++) {
r.createCell(i).setCellValue((i-1));
}
sheet.setColumnWidth(0, 5000);
SheetConditionalFormatting sheetCF = sheet.getSheetConditionalFormatting();
CellRangeAddress[] regions = { CellRangeAddress.valueOf("B2:H2") };
ConditionalFormattingRule rule1 =
sheetCF.createConditionalFormattingColorScaleRule();
ColorScaleFormatting cs1 = rule1.getColorScaleFormatting();
cs1.getThresholds()[0].setRangeType(RangeType.MIN);
cs1.getThresholds()[1].setRangeType(RangeType.PERCENTILE);
cs1.getThresholds()[1].setValue(50d);
cs1.getThresholds()[2].setRangeType(RangeType.MAX);
((ExtendedColor)cs1.getColors()[0]).setARGBHex("FFF8696B");
((ExtendedColor)cs1.getColors()[1]).setARGBHex("FFFFEB84");
((ExtendedColor)cs1.getColors()[2]).setARGBHex("FF63BE7B");
sheetCF.addConditionalFormatting(regions, rule1);
regions = new CellRangeAddress[] { CellRangeAddress.valueOf("B3:J3") };
ConditionalFormattingRule rule2 =
sheetCF.createConditionalFormattingColorScaleRule();
ColorScaleFormatting cs2 = rule2.getColorScaleFormatting();
cs2.getThresholds()[0].setRangeType(RangeType.MIN);
cs2.getThresholds()[1].setRangeType(RangeType.PERCENTILE);
cs2.getThresholds()[1].setValue(50d);
cs2.getThresholds()[2].setRangeType(RangeType.MAX);
((ExtendedColor)cs2.getColors()[0]).setARGBHex("FFF8696B");
((ExtendedColor)cs2.getColors()[1]).setARGBHex("FFFCFCFF");
((ExtendedColor)cs2.getColors()[2]).setARGBHex("FF5A8AC6");
sheetCF.addConditionalFormatting(regions, rule2);
regions = new CellRangeAddress[] { CellRangeAddress.valueOf("B4:Q4") };
ConditionalFormattingRule rule3=
sheetCF.createConditionalFormattingColorScaleRule();
ColorScaleFormatting cs3 = rule3.getColorScaleFormatting();
cs3.setNumControlPoints(2);
cs3.getThresholds()[0].setRangeType(RangeType.MIN);
cs3.getThresholds()[1].setRangeType(RangeType.MAX);
((ExtendedColor)cs3.getColors()[0]).setARGBHex("FF5A8AC6");
((ExtendedColor)cs3.getColors()[1]).setARGBHex("FF63BE7B");
sheetCF.addConditionalFormatting(regions, rule3);
}
}

26
src/java/org/apache/poi/hssf/record/CFRule12Record.java
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@ -20,9 +20,11 @@ package org.apache.poi.hssf.record;
import java.util.Arrays;
import org.apache.poi.hssf.record.cf.ColorGradientFormatting;
import org.apache.poi.hssf.record.cf.ColorGradientThreshold;
import org.apache.poi.hssf.record.cf.IconMultiStateFormatting;
import org.apache.poi.hssf.record.cf.IconMultiStateThreshold;
import org.apache.poi.hssf.record.cf.Threshold;
import org.apache.poi.hssf.record.common.ExtendedColor;
import org.apache.poi.hssf.record.common.FtrHeader;
import org.apache.poi.hssf.record.common.FutureRecord;
import org.apache.poi.hssf.usermodel.HSSFSheet;
@ -129,14 +131,34 @@ public final class CFRule12Record extends CFRuleBase implements FutureRecord {
ts[i] = new IconMultiStateThreshold();
}
CFRule12Record r = new CFRule12Record(CONDITION_TYPE_COLOR_SCALE,
CFRule12Record r = new CFRule12Record(CONDITION_TYPE_ICON_SET,
ComparisonOperator.NO_COMPARISON);
IconMultiStateFormatting imf = r.createMultiStateFormatting();
imf.setIconSet(iconSet);
imf.setThresholds(ts);
return r;
}
// TODO Static creators for the other record types
/**
* Creates a new Color Scale / Color Gradient formatting
*/
public static CFRule12Record createColorScale(HSSFSheet sheet) {
int numPoints = 3;
ExtendedColor[] colors = new ExtendedColor[numPoints];
ColorGradientThreshold[] ts = new ColorGradientThreshold[numPoints];
for (int i=0; i<ts.length; i++) {
ts[i] = new ColorGradientThreshold();
colors[i] = new ExtendedColor();
}
CFRule12Record r = new CFRule12Record(CONDITION_TYPE_COLOR_SCALE,
ComparisonOperator.NO_COMPARISON);
ColorGradientFormatting cgf = r.createColorGradientFormatting();
cgf.setNumControlPoints(numPoints);
cgf.setThresholds(ts);
cgf.setColors(colors);
return r;
}
// TODO Static creators for Data Bars
public CFRule12Record(RecordInputStream in) {
futureHeader = new FtrHeader(in);

2
src/java/org/apache/poi/hssf/record/cf/ColorGradientThreshold.java
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@ -32,7 +32,7 @@ public final class ColorGradientThreshold extends Threshold {
position = 0d;
}
/** Creates new Ico Multi-State Threshold */
/** Creates new Color Gradient Threshold */
public ColorGradientThreshold(LittleEndianInput in) {
super(in);
position = in.readDouble();

31
src/java/org/apache/poi/hssf/usermodel/HSSFSheetConditionalFormatting.java
View File

@ -106,7 +106,36 @@ public final class HSSFSheetConditionalFormatting implements SheetConditionalFor
return new HSSFConditionalFormattingRule(_sheet, rr);
}
// TODO Support types beyond CELL_VALUE_IS and FORMULA and ICONs
/**
* Create a Color Scale / Color Gradient conditional formatting rule.
* <p>The thresholds and colours for it will be created, but will be
* empty and require configuring with
* {@link HSSFConditionalFormattingRule#getColorScaleFormatting()}
* then
* {@link HSSFColorScaleFormatting#getThresholds()}
* and
* {@link HSSFColorScaleFormatting#getColors()}
*/
public HSSFConditionalFormattingRule createConditionalFormattingColorScaleRule() {
CFRule12Record rr = CFRule12Record.createColorScale(_sheet);
return new HSSFConditionalFormattingRule(_sheet, rr);
}
/**
* Create a Databar conditional formatting rule.
* <p>The thresholds and colour for it will be created, but will be
* empty and require configuring with
* {@link HSSFConditionalFormattingRule#getDataBarFormatting()}
* then
* {@link HSSFDataBarFormatting#getMinThreshold()}
* and
* {@link HSSFDataBarFormatting#getMaxThreshold()}
* and
* {@link HSSFDataBarFormatting#getColor()}
*/
public HSSFConditionalFormattingRule createConditionalFormattingDataBarRule() {
throw new IllegalStateException("Not Implemented Yet!"); // TODO Implement
}
/**
* Adds a copy of HSSFConditionalFormatting object to the sheet

17
src/java/org/apache/poi/ss/usermodel/ExtendedColor.java
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@ -139,6 +139,23 @@ public abstract class ExtendedColor implements Color {
return sb.toString().toUpperCase();
}
/**
* Sets the ARGB value from hex format, eg FF0077FF.
* Only works for regular (non-indexed) colours
*/
public void setARGBHex(String argb) {
if (argb.length() == 6 || argb.length() == 8) {
byte[] rgb = new byte[argb.length()/2];
for (int i=0; i<rgb.length; i++) {
String part = argb.substring(i*2,(i+1)*2);
rgb[i] = (byte)Integer.parseInt(part, 16);
}
setRGB(rgb);
} else {
throw new IllegalArgumentException("Must be of the form 112233 or FFEEDDCC");
}
}
private static byte applyTint(int lum, double tint){
if(tint > 0){
return (byte)(lum * (1.0-tint) + (255 - 255 * (1.0-tint)));

26
src/java/org/apache/poi/ss/usermodel/SheetConditionalFormatting.java
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@ -146,7 +146,31 @@ public interface SheetConditionalFormatting {
*/
ConditionalFormattingRule createConditionalFormattingRule(IconSet iconSet);
// TODO Support types beyond CELL_VALUE_IS and FORMULA and ICONs
/**
* Create a Color Scale / Color Gradient conditional formatting rule.
* <p>The thresholds and colours for it will be created, but will be
* empty and require configuring with
* {@link ConditionalFormattingRule#getColorScaleFormatting()}
* then
* {@link ColorScaleFormatting#getThresholds()}
* and
* {@link ColorScaleFormatting#getColors()}
*/
ConditionalFormattingRule createConditionalFormattingColorScaleRule();
/**
* Create a Databar conditional formatting rule.
* <p>The thresholds and colour for it will be created, but will be
* empty and require configuring with
* {@link ConditionalFormattingRule#getDataBarFormatting()}
* then
* {@link DataBarFormatting#getMinThreshold()}
* and
* {@link DataBarFormatting#getMaxThreshold()}
* and
* {@link DataBarFormatting#getColor()}
*/
ConditionalFormattingRule createConditionalFormattingDataBarRule();
/**
* Gets Conditional Formatting object at a particular index

36
src/ooxml/java/org/apache/poi/xssf/usermodel/XSSFSheetConditionalFormatting.java
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@ -138,7 +138,41 @@ public class XSSFSheetConditionalFormatting implements SheetConditionalFormattin
return rule;
}
// TODO Support types beyond CELL_VALUE_IS and FORMULA and ICONs
/**
* Create a Color Scale / Color Gradient conditional formatting rule.
* <p>The thresholds and colours for it will be created, but will be
* empty and require configuring with
* {@link XSSFConditionalFormattingRule#getColorScaleFormatting()}
* then
* {@link XSSFColorScaleFormatting#getThresholds()}
* and
* {@link XSSFColorScaleFormatting#getColors()}
*/
public XSSFConditionalFormattingRule createConditionalFormattingColorScaleRule() {
XSSFConditionalFormattingRule rule = new XSSFConditionalFormattingRule(_sheet);
// Have it setup, with suitable defaults
rule.createColorScaleFormatting();
// All done!
return rule;
}
/**
* Create a Databar conditional formatting rule.
* <p>The thresholds and colour for it will be created, but will be
* empty and require configuring with
* {@link XSSFConditionalFormattingRule#getDataBarFormatting()}
* then
* {@link XSSFDataBarFormatting#getMinThreshold()}
* and
* {@link XSSFDataBarFormatting#getMaxThreshold()}
* and
* {@link XSSFDataBarFormatting#getColor()}
*/
public XSSFConditionalFormattingRule createConditionalFormattingDataBarRule() {
throw new IllegalStateException("Not Implemented Yet!"); // TODO Implement
}
@SuppressWarnings("deprecation")
public int addConditionalFormatting(CellRangeAddress[] regions, ConditionalFormattingRule[] cfRules) {

44
src/testcases/org/apache/poi/ss/usermodel/BaseTestConditionalFormatting.java
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@ -1048,6 +1048,7 @@ public abstract class BaseTestConditionalFormatting extends TestCase {
ConditionalFormatting cf = sheetCF.getConditionalFormattingAt(0);
assertEquals(1, cf.getNumberOfRules());
rule1 = cf.getRule(0);
assertEquals(ConditionType.ICON_SET, rule1.getConditionTypeType());
iconFmt = rule1.getMultiStateFormatting();
assertEquals(IconSet.GYRB_4_TRAFFIC_LIGHTS, iconFmt.getIconSet());
@ -1066,8 +1067,49 @@ public abstract class BaseTestConditionalFormatting extends TestCase {
}
public void testCreateColorScaleFormatting() {
// TODO Implement then test
Workbook workbook = _testDataProvider.createWorkbook();
Sheet sheet = workbook.createSheet();
SheetConditionalFormatting sheetCF = sheet.getSheetConditionalFormatting();
ConditionalFormattingRule rule1 =
sheetCF.createConditionalFormattingColorScaleRule();
ColorScaleFormatting clrFmt = rule1.getColorScaleFormatting();
assertEquals(3, clrFmt.getNumControlPoints());
assertEquals(3, clrFmt.getColors().length);
assertEquals(3, clrFmt.getThresholds().length);
clrFmt.getThresholds()[0].setRangeType(RangeType.MIN);
clrFmt.getThresholds()[1].setRangeType(RangeType.NUMBER);
clrFmt.getThresholds()[1].setValue(10d);
clrFmt.getThresholds()[2].setRangeType(RangeType.MAX);
CellRangeAddress [] regions = { CellRangeAddress.valueOf("A1:A5") };
sheetCF.addConditionalFormatting(regions, rule1);
// Save, re-load and re-check
workbook = _testDataProvider.writeOutAndReadBack(workbook);
sheetCF = sheet.getSheetConditionalFormatting();
assertEquals(1, sheetCF.getNumConditionalFormattings());
ConditionalFormatting cf = sheetCF.getConditionalFormattingAt(0);
assertEquals(1, cf.getNumberOfRules());
rule1 = cf.getRule(0);
clrFmt = rule1.getColorScaleFormatting();
assertEquals(ConditionType.COLOR_SCALE, rule1.getConditionTypeType());
assertEquals(3, clrFmt.getNumControlPoints());
assertEquals(3, clrFmt.getColors().length);
assertEquals(3, clrFmt.getThresholds().length);
assertEquals(RangeType.MIN, clrFmt.getThresholds()[0].getRangeType());
assertEquals(RangeType.NUMBER, clrFmt.getThresholds()[1].getRangeType());
assertEquals(RangeType.MAX, clrFmt.getThresholds()[2].getRangeType());
assertEquals(null, clrFmt.getThresholds()[0].getValue());
assertEquals(10d, clrFmt.getThresholds()[1].getValue());
assertEquals(null, clrFmt.getThresholds()[2].getValue());
}
public void testCreateDataBarFormatting() {
// TODO Implement then test
}