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package org.eclipse.papyrus.infra.nattable.painter;
import org.apache.commons.lang.StringUtils;
import org.eclipse.nebula.widgets.nattable.config.IConfigRegistry;
import org.eclipse.nebula.widgets.nattable.layer.cell.ILayerCell;
import org.eclipse.nebula.widgets.nattable.painter.cell.ICellPainter;
import org.eclipse.nebula.widgets.nattable.painter.cell.TextPainter;
import org.eclipse.nebula.widgets.nattable.painter.cell.decorator.CellPainterDecorator;
import org.eclipse.nebula.widgets.nattable.sort.config.DefaultSortConfiguration;
import org.eclipse.nebula.widgets.nattable.sort.painter.SortableHeaderTextPainter;
import org.eclipse.nebula.widgets.nattable.style.CellStyleUtil;
import org.eclipse.nebula.widgets.nattable.style.DisplayMode;
import org.eclipse.nebula.widgets.nattable.style.IStyle;
import org.eclipse.nebula.widgets.nattable.ui.util.CellEdgeEnum;
import org.eclipse.nebula.widgets.nattable.util.GUIHelper;
import org.eclipse.papyrus.infra.nattable.manager.table.INattableModelManager;
import org.eclipse.papyrus.infra.nattable.manager.table.NattableModelManager;
import org.eclipse.papyrus.infra.nattable.model.nattable.nattableaxisconfiguration.AbstractHeaderAxisConfiguration;
import org.eclipse.papyrus.infra.nattable.utils.HeaderAxisConfigurationManagementUtils;
import org.eclipse.papyrus.infra.nattable.utils.NattableConfigAttributes;
import org.eclipse.swt.graphics.GC;
import org.eclipse.swt.graphics.Image;
import org.eclipse.swt.graphics.Rectangle;
public class PapyrusSortableHeaderTextPainter extends SortableHeaderTextPainter {
/**
* Creates the default {@link SortableHeaderTextPainter} that uses a {@link TextPainter} as base {@link ICellPainter} and decorate it with the
* {@link SortIconPainter} on the right
* edge of the cell.
*/
public PapyrusSortableHeaderTextPainter() {
this(new TextPainter());
}
/**
* Creates a {@link SortableHeaderTextPainter} that uses the given {@link ICellPainter} as base {@link ICellPainter} and decorate it with the
* {@link SortIconPainter} on the right
* edge of the cell.
*
* @param interiorPainter
* the base {@link ICellPainter} to use
*/
public PapyrusSortableHeaderTextPainter(ICellPainter interiorPainter) {
this(interiorPainter, CellEdgeEnum.RIGHT);
}
/**
* Creates a {@link SortableHeaderTextPainter} that uses the given {@link ICellPainter} as base {@link ICellPainter} and decorate it with the
* {@link SortIconPainter} on the specified
* edge of the cell.
*
* @param interiorPainter
* the base {@link ICellPainter} to use
* @param cellEdge
* the edge of the cell on which the sort indicator decoration should be applied
*/
public PapyrusSortableHeaderTextPainter(ICellPainter interiorPainter, CellEdgeEnum cellEdge) {
this(interiorPainter, cellEdge, new SortIconPainter(true));
}
/**
* Creates a {@link SortableHeaderTextPainter} that uses the given {@link ICellPainter} as base {@link ICellPainter} and decorate it with the
* given {@link ICellPainter} to use for sort
* related decoration on the specified edge of the cell.
*
* @param interiorPainter
* the base {@link ICellPainter} to use
* @param cellEdge
* the edge of the cell on which the sort indicator decoration should be applied
* @param decoratorPainter
* the {@link ICellPainter} that should be used to paint the sort related
* decoration (by default the {@link SortIconPainter} will be used)
*/
public PapyrusSortableHeaderTextPainter(ICellPainter interiorPainter, CellEdgeEnum cellEdge, ICellPainter decoratorPainter) {
setWrappedPainter(new CellPainterDecorator(interiorPainter, cellEdge, decoratorPainter));
}
/**
* Paints the triangular sort icon images.
* Adapted code from Nattable
*/
protected static class SortIconPainter extends SortableHeaderTextPainter.SortIconPainter {
public SortIconPainter(boolean paintBg) {
super(paintBg);
}
@Override
public void paintCell(ILayerCell cell, GC gc, Rectangle bounds, IConfigRegistry configRegistry) {
int position = cell.getRowPosition();
if(position == 0) {
INattableModelManager manager = (NattableModelManager)configRegistry.getConfigAttribute(NattableConfigAttributes.NATTABLE_MODEL_MANAGER_CONFIG_ATTRIBUTE, DisplayMode.NORMAL, NattableConfigAttributes.NATTABLE_MODEL_MANAGER_ID);
AbstractHeaderAxisConfiguration config = HeaderAxisConfigurationManagementUtils.getColumnAbstractHeaderAxisUsedInTable(manager.getTable());
if(config != null && config.isDisplayIndex()) {
return;
}
}
Image image = getImage(cell, configRegistry);
if(image != null) {
Rectangle imageBounds = image.getBounds();
imageBounds = new Rectangle(imageBounds.x, imageBounds.y, imageBounds.width, imageBounds.height);
IStyle cellStyle = CellStyleUtil.getCellStyle(cell, configRegistry);
int y = bounds.y + CellStyleUtil.getVerticalAlignmentPadding(cellStyle, bounds, imageBounds.height);
gc.drawImage(image, bounds.x + CellStyleUtil.getHorizontalAlignmentPadding(cellStyle, bounds, imageBounds.width), y);
//a try to add the order of the column into the sort at the top of the arrow
// int x = bounds.x + CellStyleUtil.getHorizontalAlignmentPadding(cellStyle, bounds, imageBounds.width);
//
// System.out.println("before =" + y);
// int yy = (y - imageBounds.height) - 2;//- 7;
// float halfHeight = ((float)getPreferredHeight(cell, gc, configRegistry)) / ((float)2);
// yy = (int)(y - (gc.getFont().getFontData()[0].height + 2));
// System.out.println("after =" + yy);
//
// gc.drawText(Integer.toString(getSortSequence(cell)), x, yy); //$NON-NLS-1$
}
}
@Override
public int getPreferredHeight(ILayerCell cell, GC gc, IConfigRegistry configRegistry) {
int width = super.getPreferredHeight(cell, gc, configRegistry);
width += gc.getFont().getFontData()[0].height + 2;
return width;
}
@Override
public int getPreferredWidth(ILayerCell cell, GC gc, IConfigRegistry configRegistry) {
return super.getPreferredWidth(cell, gc, configRegistry);
}
@Override
protected Image getImage(ILayerCell cell, IConfigRegistry configRegistry) {
Image icon = null;
if(isSortedAscending(cell)) {
icon = selectUpImage(getSortSequence(cell));
} else if(isSortedDescending(cell)) {
icon = selectDownImage(getSortSequence(cell));
}
//to change the color of the icon
// ImageData ideaImageData = icon.getImageData();
// int[] lineData = new int[ideaImageData.width];
// for(int y = 0; y < ideaImageData.height; y++) {
// ideaImageData.getPixels(0, y, ideaImageData.width, lineData, 0);
// // Analyze each pixel value in the line
// for(int x = 0; x < lineData.length; x++) {
// // Extract the red, green and blue component
// int pixelValue = lineData[x];
// ideaImageData.setPixel(x, y, ideaImageData.palette.getPixel(new RGB(0, 0, 250)));
// }
// };
// icon = new Image(Display.getDefault(), ideaImageData);
return icon;
}
private boolean isSortedAscending(ILayerCell cell) {
return cell.getConfigLabels().hasLabel(DefaultSortConfiguration.SORT_UP_CONFIG_TYPE);
}
private boolean isSortedDescending(ILayerCell cell) {
return cell.getConfigLabels().hasLabel(DefaultSortConfiguration.SORT_DOWN_CONFIG_TYPE);
}
private int getSortSequence(ILayerCell cell) {
int sortSeq = 0;
for(String configLabel : cell.getConfigLabels().getLabels()) {
if(configLabel.startsWith(DefaultSortConfiguration.SORT_SEQ_CONFIG_TYPE)) {
String[] tokens = StringUtils.split(configLabel, "_"); //$NON-NLS-1$
sortSeq = Integer.valueOf(tokens[tokens.length - 1]).intValue();
}
}
return sortSeq;
}
private Image selectUpImage(int sortSequence) {
// return GUIHelper.getImage("up_0"); //$NON-NLS-1$
switch(sortSequence) {
case 0:
return GUIHelper.getImage("up_0"); //$NON-NLS-1$
case 1:
return GUIHelper.getImage("up_1"); //$NON-NLS-1$
case 2:
return GUIHelper.getImage("up_2"); //$NON-NLS-1$
default:
return GUIHelper.getImage("up_2"); //$NON-NLS-1$
}
}
private Image selectDownImage(int sortSequence) {
// return GUIHelper.getImage("down_0"); //$NON-NLS-1$
switch(sortSequence) {
case 0:
return GUIHelper.getImage("down_0"); //$NON-NLS-1$
case 1:
return GUIHelper.getImage("down_1"); //$NON-NLS-1$
case 2:
return GUIHelper.getImage("down_2"); //$NON-NLS-1$
default:
return GUIHelper.getImage("down_2"); //$NON-NLS-1$
}
}
}
}
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