/*
* Created on May 1, 2013
* Created by Paul Gardner
*
* Copyright 2013 Azureus Software, Inc. All rights reserved.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; version 2 of the License only.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307, USA.
*/
package org.gudy.azureus2.ui.swt.views.stats;
import java.util.*;
import org.eclipse.swt.SWT;
import org.eclipse.swt.custom.ScrolledComposite;
import org.eclipse.swt.events.ControlAdapter;
import org.eclipse.swt.events.ControlEvent;
import org.eclipse.swt.graphics.Color;
import org.eclipse.swt.layout.GridData;
import org.eclipse.swt.layout.GridLayout;
import org.eclipse.swt.widgets.Canvas;
import org.eclipse.swt.widgets.Composite;
import org.eclipse.swt.widgets.Control;
import org.eclipse.swt.widgets.Event;
import org.eclipse.swt.widgets.Group;
import org.eclipse.swt.widgets.Label;
import org.eclipse.swt.widgets.Listener;
import org.gudy.azureus2.core3.internat.MessageText;
import org.gudy.azureus2.core3.util.DisplayFormatters;
import org.gudy.azureus2.ui.swt.Messages;
import org.gudy.azureus2.ui.swt.Utils;
import org.gudy.azureus2.ui.swt.components.Legend;
import org.gudy.azureus2.ui.swt.components.graphics.MultiPlotGraphic;
import org.gudy.azureus2.ui.swt.components.graphics.ValueFormater;
import org.gudy.azureus2.ui.swt.components.graphics.ValueSource;
import org.gudy.azureus2.ui.swt.mainwindow.Colors;
import org.gudy.azureus2.ui.swt.plugins.UISWTView;
import org.gudy.azureus2.ui.swt.plugins.UISWTViewEvent;
import org.gudy.azureus2.ui.swt.pluginsimpl.UISWTViewCoreEventListener;
import org.gudy.azureus2.ui.swt.views.utils.TagUIUtils;
import com.aelitis.azureus.core.tag.*;
import com.aelitis.azureus.ui.swt.utils.ColorCache;
public class TagStatsView
extends TagTypeAdapter
implements UISWTViewCoreEventListener, TagManagerListener
{
public static final String MSGID_PREFIX = "TagStatsView";
private Composite panel;
private Group legend_panel;
private ScrolledComposite legend_panel_sc;
private Composite speed_panel;
private UISWTView swtView;
private MultiPlotGraphic mpg;
public
TagStatsView()
{
}
public void
periodicUpdate()
{
}
private void
initialize(
Composite composite)
{
panel = new Composite(composite,SWT.NULL);
panel.setLayout(new GridLayout(2, false));
legend_panel_sc = new ScrolledComposite(panel, SWT.V_SCROLL );
legend_panel_sc.setExpandHorizontal(true);
legend_panel_sc.setExpandVertical(true);
GridLayout layout = new GridLayout();
layout.horizontalSpacing = 0;
layout.verticalSpacing = 0;
layout.marginHeight = 0;
layout.marginWidth = 0;
legend_panel_sc.setLayout(layout);
GridData gridData = new GridData(GridData.FILL_VERTICAL );
legend_panel_sc.setLayoutData(gridData);
legend_panel = new Group( legend_panel_sc, SWT.NULL );
legend_panel.setText( MessageText.getString( "label.tags" ));
legend_panel.setLayout(new GridLayout());
legend_panel_sc.setContent(legend_panel);
legend_panel_sc.addControlListener(new ControlAdapter() {
public void controlResized(ControlEvent e) {
legend_panel_sc.setMinSize(legend_panel.computeSize(SWT.DEFAULT, SWT.DEFAULT ));
}
});
speed_panel = new Composite( panel, SWT.NULL );
speed_panel.setLayout(new GridLayout());
gridData = new GridData(GridData.FILL_BOTH );
speed_panel.setLayoutData(gridData);
build();
TagManager tm = TagManagerFactory.getTagManager();
tm.addTagManagerListener( this, false );
for ( TagType tt: tm.getTagTypes()){
tt.addTagTypeListener( this, false );
}
panel.addListener(
SWT.Activate,
new Listener()
{
public void
handleEvent(
Event event )
{
refresh(true);
}
});
}
private void
build()
{
if ( legend_panel == null || legend_panel.isDisposed()){
return;
}
for ( Control c: legend_panel.getChildren()){
c.dispose();
}
List<String> configs = new ArrayList<String>();
List<String> texts = new ArrayList<String>();
List<Color> colors = new ArrayList<Color>();
TagManager tm = TagManagerFactory.getTagManager();
List<TagType> tag_types = tm.getTagTypes();
tag_types = TagUIUtils.sortTagTypes( tag_types );
List<TagFeatureRateLimit> visible_tags = new ArrayList<TagFeatureRateLimit>();
for ( TagType tag_type: tag_types ){
if ( tag_type.hasTagTypeFeature( TagFeature.TF_RATE_LIMIT )){
List<Tag> tags = tag_type.getTags();
tags = TagUIUtils.sortTags( tags );
for ( Tag tag: tags ){
if ( !tag.isVisible()){
continue;
}
TagFeatureRateLimit rl = (TagFeatureRateLimit)tag;
if ( !rl.supportsTagRates()){
continue;
}
String config_key = "TagStatsView.cc." + tag_type.getTagType() + "." + tag.getTagID();
configs.add( config_key );
texts.add( tag.getTagName( true ));
Color tt_colour;
int[] rgb = tag.getColor();
if ( rgb == null ){
tt_colour = Colors.blues[ Colors.BLUES_DARKEST];
}else{
tt_colour = ColorCache.getColor( legend_panel.getDisplay(), rgb );
}
colors.add( tt_colour );
visible_tags.add( rl );
}
}
}
final Color[] color_array = colors.toArray( new Color[ colors.size()]);
final String[] text_array = texts.toArray( new String[ texts.size()]);
final List<ValueSourceImpl> sources = new ArrayList<ValueSourceImpl>();
List<int[]> history_records = new ArrayList<int[]>();
int history_record_max = 0;
for ( int i=0;i<visible_tags.size();i++ ){
final TagFeatureRateLimit tag = visible_tags.get(i);
tag.setRecentHistoryRetention( true );
int[][] history = tag.getRecentHistory();
history_record_max = Math.max( history[0].length, history_record_max );
history_records.add( history[0] );
history_records.add( history[1] );
sources.add( new ValueSourceImpl( tag, text_array[i], i, color_array, true ));
sources.add( new ValueSourceImpl( tag, text_array[i], i, color_array, false ));
};
ValueFormater formatter =
new ValueFormater()
{
public String
format(
int value)
{
return DisplayFormatters.formatByteCountToKiBEtcPerSec( value );
}
};
if ( mpg != null ){
mpg.dispose();
}
final MultiPlotGraphic f_mpg = mpg = MultiPlotGraphic.getInstance( sources.toArray( new ValueSource[ sources.size()]), formatter );
int[][] history = new int[history_records.size()][];
for ( int i=0;i<history.length;i++){
int[] hist = history_records.get(i);
int hist_len = hist.length;
if ( hist_len == history_record_max ){
history[i] = hist;
}else{
int[] temp = new int[history_record_max];
System.arraycopy( hist, 0, temp, history_record_max-hist_len, hist_len );
history[i] = temp;
}
}
mpg.reset( history );
GridData gridData;
if ( color_array.length > 0 ){
gridData = new GridData( GridData.FILL_VERTICAL );
gridData.verticalAlignment = SWT.CENTER;
Legend.createLegendComposite(
legend_panel,
color_array,
configs.toArray( new String[ configs.size()]),
text_array,
gridData,
false,
new Legend.LegendListener()
{
private int hover_index = -1;
public void
hoverChange(
boolean entry,
int index )
{
if ( hover_index != -1 ){
for ( int i=hover_index*2;i<hover_index*2+2;i++){
sources.get(i).setHover( false );
}
}
if ( entry ){
hover_index = index;
for ( int i=hover_index*2;i<hover_index*2+2;i++){
sources.get(i).setHover( true );
}
}
f_mpg.refresh( true );
}
public void
visibilityChange(
boolean visible,
int index )
{
for ( int i=index*2;i<index*2+2;i++){
sources.get(i).setVisible( visible );
}
f_mpg.refresh( true );
}
});
}else{
gridData = new GridData( GridData.FILL_HORIZONTAL );
gridData.verticalAlignment = SWT.TOP;
Label lab = new Label( legend_panel, SWT.NULL );
lab.setText( MessageText.getString( "tag.stats.none.defined" ));
lab.setLayoutData( gridData );
}
legend_panel_sc.setMinSize(legend_panel.computeSize(SWT.DEFAULT, SWT.DEFAULT ));
// speed
for ( Control c: speed_panel.getChildren()){
c.dispose();
}
Canvas speed_canvas = new Canvas( speed_panel,SWT.NO_BACKGROUND);
gridData = new GridData(GridData.FILL_BOTH);
speed_canvas.setLayoutData(gridData);
mpg.initialize( speed_canvas, true );
panel.layout( true, true );
}
private void
rebuild()
{
Utils.execSWTThread(
new Runnable()
{
public void
run()
{
build();
}
});
}
private void
rebuild(
TagType tag_type,
boolean added )
{
if ( panel == null || panel.isDisposed()){
tag_type.getTagManager().removeTagManagerListener( this );
return;
}
if ( added ){
tag_type.addTagTypeListener( this, false );
}
rebuild();
}
public void
tagTypeAdded(
TagManager manager,
TagType tag_type )
{
rebuild( tag_type, true );
}
public void
tagTypeRemoved(
TagManager manager,
TagType tag_type )
{
rebuild( tag_type, false );
}
private void
rebuild(
Tag tag )
{
if ( panel == null || panel.isDisposed()){
TagType tt = tag.getTagType();
tt.removeTagTypeListener( this );
tt.getTagManager().removeTagManagerListener( this );
return;
}
rebuild();
}
public void
tagAdded(
Tag tag )
{
rebuild( tag );
}
public void
tagRemoved(
Tag tag )
{
rebuild( tag );
}
private void
delete()
{
Utils.disposeComposite( panel );
TagManager tm = TagManagerFactory.getTagManager();
tm.removeTagManagerListener( this );
for ( TagType tt: tm.getTagTypes()){
tt.removeTagTypeListener( this );
}
if ( mpg != null ){
mpg.dispose();
}
}
private void
refresh(
boolean force)
{
if ( mpg != null ){
mpg.refresh( force );
}
}
public boolean
eventOccurred(
UISWTViewEvent event)
{
switch (event.getType()) {
case UISWTViewEvent.TYPE_CREATE:
swtView = event.getView();
swtView.setTitle(MessageText.getString(MSGID_PREFIX + ".title.full"));
break;
case UISWTViewEvent.TYPE_DESTROY:
delete();
break;
case UISWTViewEvent.TYPE_INITIALIZE:
initialize((Composite)event.getData());
break;
case UISWTViewEvent.TYPE_LANGUAGEUPDATE:
Messages.updateLanguageForControl( panel );
break;
case UISWTViewEvent.TYPE_DATASOURCE_CHANGED:
break;
case UISWTViewEvent.TYPE_FOCUSGAINED:
refresh(true);
break;
case UISWTViewEvent.TYPE_REFRESH:
refresh(false);
break;
case StatsView.EVENT_PERIODIC_UPDATE:
periodicUpdate();
break;
}
return true;
}
private static class
ValueSourceImpl
implements ValueSource
{
TagFeatureRateLimit tag;
String name;
int index;
Color[] colours;
boolean is_up;
private boolean is_hover;
private boolean is_invisible;
private
ValueSourceImpl(
TagFeatureRateLimit _tag,
String _name,
int _index,
Color[] _colours,
boolean _is_up )
{
tag = _tag;
name = _name;
index = _index;
colours = _colours;
is_up = _is_up;
}
public String
getName()
{
return( name );
}
public Color
getLineColor()
{
return( colours[index] );
}
public boolean
isTrimmable()
{
return( false );
}
private void
setHover(
boolean h )
{
is_hover = h;
}
public int
getAlpha()
{
return( 255 );
}
private void
setVisible(
boolean visible )
{
is_invisible = !visible;
}
public int
getStyle()
{
if ( is_invisible ){
return( STYLE_INVISIBLE );
}
int style = is_up?STYLE_UP:STYLE_DOWN;
if ( is_hover ){
style |= STYLE_BOLD;
}
return( style );
}
public int
getValue()
{
int rate = is_up?tag.getTagCurrentUploadRate():tag.getTagCurrentDownloadRate();
if ( rate < 0 ){
rate = 0;
}
return( rate );
}
}
}