package org.xmind.ui.internal.properties;
import java.util.ArrayList;
import java.util.Collections;
import java.util.List;
import org.eclipse.jface.resource.JFaceResources;
import org.eclipse.jface.resource.LocalResourceManager;
import org.eclipse.jface.resource.ResourceManager;
import org.eclipse.jface.viewers.ArrayContentProvider;
import org.eclipse.jface.viewers.ISelectionChangedListener;
import org.eclipse.jface.viewers.IStructuredSelection;
import org.eclipse.jface.viewers.SelectionChangedEvent;
import org.eclipse.jface.viewers.StructuredSelection;
import org.eclipse.swt.SWT;
import org.eclipse.swt.events.SelectionEvent;
import org.eclipse.swt.events.SelectionListener;
import org.eclipse.swt.graphics.Color;
import org.eclipse.swt.graphics.GC;
import org.eclipse.swt.graphics.Image;
import org.eclipse.swt.graphics.RGB;
import org.eclipse.swt.layout.GridData;
import org.eclipse.swt.layout.GridLayout;
import org.eclipse.swt.widgets.Button;
import org.eclipse.swt.widgets.Composite;
import org.eclipse.swt.widgets.Display;
import org.xmind.gef.Request;
import org.xmind.ui.commands.CommandMessages;
import org.xmind.ui.internal.MindMapUIPlugin;
import org.xmind.ui.properties.StyledPropertySectionPart;
import org.xmind.ui.style.Styles;
import org.xmind.ui.viewers.ImageCachedLabelProvider;
import org.xmind.ui.viewers.MComboViewer;
public class SheetMultiBranchColorsStylePropertySectionPart
extends StyledPropertySectionPart {
private class MultiLineColorChangeListener
implements ISelectionChangedListener {
public void selectionChanged(SelectionChangedEvent event) {
if (isRefreshing())
return;
Object o = ((IStructuredSelection) event.getSelection())
.getFirstElement();
if (o instanceof MultiLineColorModel)
changeRainbowColor(((MultiLineColorModel) o).getCommandText());
}
}
private class MultiLineColorModel
implements Comparable<MultiLineColorModel> {
private List<RGB> rgbs;
private String name;
private String commandText = ""; //$NON-NLS-1$
public MultiLineColorModel(String name, String commandText) {
this.name = name;
this.commandText = commandText;
}
public List<RGB> getRgbs() {
if (commandText != null) {
if (rgbs == null) {
rgbs = new ArrayList<RGB>();
String[] strs = commandText.split(" +"); //$NON-NLS-1$
for (String str : strs) {
int rgbValue = Integer.parseInt(str.substring(1), 16);
rgbs.add(new RGB(rgbValue >> 16 & 0xff,
rgbValue >> 8 & 0xff, rgbValue & 0xff));
}
}
return rgbs;
}
return Collections.emptyList();
}
public String getCommandText() {
return commandText;
}
public String getName() {
return name;
}
public int compareTo(MultiLineColorModel model) {
if (commandText != null)
return commandText.compareTo(model.getCommandText());
return -1;
}
}
private class MultiLineColorLabelDescriptor
extends ImageCachedLabelProvider {
private static final int CELL_WIDTH = 15;
private static final int CELL_HEIGHT = 15;
private final RGB BACKGROUND = new RGB(182, 182, 182);
@Override
protected Image createImage(Object element) {
if (element instanceof MultiLineColorModel) {
List<RGB> rgbs = ((MultiLineColorModel) element).getRgbs();
int imageWidth = (int) (rgbs.size() * CELL_WIDTH * 1.1);
int imageHeight = CELL_HEIGHT;
// image will dispose when MComboViewer dispose
Image image = new Image(Display.getDefault(), imageWidth,
imageHeight);
GC gc = new GC(image);
gc.setAdvanced(true);
gc.setAntialias(SWT.ON);
gc.setBackground(resourceManager.createColor(BACKGROUND));
gc.fillRectangle(0, 0, imageWidth, imageHeight);
int x = 0;
int y = 0;
for (int i = 0; i < rgbs.size(); i++) {
x = (int) (1.1 * i * CELL_WIDTH);
Color background = resourceManager.createColor(rgbs.get(i));
gc.setBackground(background);
gc.fillRectangle(x, y, CELL_WIDTH, CELL_HEIGHT);
}
gc.dispose();
return image;
}
return null;
}
@Override
public String getText(Object element) {
if (element instanceof MultiLineColorModel)
return ((MultiLineColorModel) element).getName();
return null;
}
}
private static String[] names = {
PropertyMessages.MultiLineColors_CommandTextName1,
PropertyMessages.MultiLineColors_CommandTextName2,
PropertyMessages.MultiLineColors_CommandTextName3,
PropertyMessages.MultiLineColors_CommandTextName4,
PropertyMessages.MultiLineColors_CommandTextName5,
PropertyMessages.MultiLineColors_CommandTextName6 };
private static String[] commandTexts = {
"#017c98 #00b2a1 #ffdd00 #fc8f00 #ff1500 #00b04c", //$NON-NLS-1$
"#009978 #e2e500 #009bb6 #99b800 #d10e00 #8c4400", //$NON-NLS-1$
"#488dfd #8d8a6b #7a6c6b #b0ad9b #7781d8 #fbc01e", //$NON-NLS-1$
"#e90e18 #f4bfa4 #ffb800 #ff6f00 #fd62b1 #ac0708", //$NON-NLS-1$
"#bbdefb #64b5f6 #2196f3 #0e82f4 #1976d2 #0d47a1", //$NON-NLS-1$
"#abd69b #bbdb73 #8eac6b #45774f #003e2d #1a2b2b" }; //$NON-NLS-1$
private ResourceManager resourceManager;
private List<MultiLineColorModel> models;
private Button multiLineColorsCheck;
private MComboViewer multiLineColorsSelectionViewer;
public SheetMultiBranchColorsStylePropertySectionPart() {
models = new ArrayList<MultiLineColorModel>();
for (int i = 0; i < names.length; i++) {
models.add(new MultiLineColorModel(names[i], commandTexts[i]));
}
}
@Override
protected void createContent(Composite parent) {
resourceManager = new LocalResourceManager(
JFaceResources.getResources(), parent);
Composite multiLineColors = new Composite(parent, SWT.NONE);
multiLineColors.setLayout(createLayout(parent));
multiLineColorsCheck = new Button(multiLineColors, SWT.CHECK);
multiLineColorsCheck.setText("Multi Branch Color"); //$NON-NLS-1$
multiLineColorsCheck.addSelectionListener(new SelectionListener() {
public void widgetSelected(SelectionEvent e) {
MindMapUIPlugin.getDefault().getUsageDataCollector()
.increase("ToggleMultiColorCount"); //$NON-NLS-1$
multiLineColorsSelectionViewer.setEnabled(
!multiLineColorsSelectionViewer.isEnabled());
if (multiLineColorsSelectionViewer.isEnabled()) {
MultiLineColorModel model = (MultiLineColorModel) ((StructuredSelection) multiLineColorsSelectionViewer
.getSelection()).getFirstElement();
if (model == null) {
model = models.get(0);
}
changeRainbowColor(model.getCommandText());
multiLineColorsSelectionViewer
.setSelection(new StructuredSelection(model));
} else {
changeRainbowColor(null);
}
}
public void widgetDefaultSelected(SelectionEvent e) {
}
});
multiLineColorsSelectionViewer = new MComboViewer(multiLineColors,
MComboViewer.NO_TEXT);
multiLineColorsSelectionViewer.getControl().setLayoutData(
new GridData(GridData.FILL, GridData.FILL, true, true));
multiLineColorsSelectionViewer.getControl()
.setToolTipText(PropertyMessages.MultiLineColors_text);
multiLineColorsSelectionViewer
.setContentProvider(new ArrayContentProvider());
multiLineColorsSelectionViewer
.setLabelProvider(new MultiLineColorLabelDescriptor());
multiLineColorsSelectionViewer.setInput(models);
multiLineColorsSelectionViewer.addSelectionChangedListener(
new MultiLineColorChangeListener());
multiLineColorsSelectionViewer.setEnabled(false);
}
@Override
protected GridLayout createLayout(Composite parent) {
GridLayout layout = new GridLayout(1, false);
layout.marginWidth = 3;
layout.marginHeight = 1;
layout.horizontalSpacing = 1;
layout.verticalSpacing = 1;
return layout;
}
@Override
protected void doRefresh() {
if (multiLineColorsCheck != null
&& !multiLineColorsCheck.isDisposed()) {
String value = getStyleValue(Styles.MultiLineColors, null);
boolean isSelected = value != null && !Styles.NONE.equals(value);
multiLineColorsCheck.setSelection(isSelected);
multiLineColorsSelectionViewer.setEnabled(isSelected);
multiLineColorsSelectionViewer.getControl().setVisible(isSelected);
if (isSelected && value != null
&& multiLineColorsSelectionViewer != null
&& !multiLineColorsSelectionViewer.getControl()
.isDisposed()) {
for (MultiLineColorModel model : models) {
if (value.equals(model.getCommandText())) {
multiLineColorsSelectionViewer
.setSelection(new StructuredSelection(model));
break;
}
}
}
}
}
private void changeRainbowColor(String multiLineColorsCommandText) {
Request request = createStyleRequest(
CommandMessages.Command_ToggleMultiLineColors);
if (multiLineColorsCommandText != null) {
addStyle(request, Styles.MultiLineColors,
multiLineColorsCommandText);
} else {
addStyle(request, Styles.MultiLineColors, Styles.NONE);
}
sendRequest(request);
}
@Override
public void dispose() {
// not need to dispose resource manager,
//because resource manager will listen widget.dispose
models = null;
multiLineColorsCheck = null;
multiLineColorsSelectionViewer = null;
}
@Override
public void setFocus() {
multiLineColorsCheck.setFocus();
}
}
