git.sesse.net Git - kdenlive/blob - src/effectstackview.cpp

   1 /***************************************************************************
   2                           effecstackview.cpp  -  description
   3                              -------------------
   4     begin                : Feb 15 2008
   5     copyright            : (C) 2008 by Marco Gittler
   6     email                : g.marco@freenet.de
   7  ***************************************************************************/
   8
   9 /***************************************************************************
  10  *                                                                         *
  11  *   This program is free software; you can redistribute it and/or modify  *
  12  *   it under the terms of the GNU General Public License as published by  *
  13  *   the Free Software Foundation; either version 2 of the License, or     *
  14  *   (at your option) any later version.                                   *
  15  *                                                                         *
  16  ***************************************************************************/
  17
  18 #include <KDebug>
  19 #include <KLocale>
  20
  21 #include "effectstackview.h"
  22 #include "effectslist.h"
  23 #include "clipitem.h"
  24 #include <QHeaderView>
  25 #include <QMenu>
  26
  27 EffectStackView::EffectStackView(EffectsList *audioEffectList, EffectsList *videoEffectList, EffectsList *customEffectList, QWidget *parent)
  28 : QWidget(parent)
  29 {
  30         ui.setupUi(this);
  31         //ui.effectlist->horizontalHeader()->setVisible(false);
  32         //ui.effectlist->verticalHeader()->setVisible(false);
  33         activeRow=-1;
  34         clipref=NULL;
  35
  36         ui.buttonNew->setIcon(KIcon("document-new"));
  37         ui.buttonNew->setToolTip(i18n("Add new effect"));
  38         ui.buttonUp->setIcon(KIcon("go-up"));
  39         ui.buttonUp->setToolTip(i18n("Move effect up"));
  40         ui.buttonDown->setIcon(KIcon("go-down"));
  41         ui.buttonDown->setToolTip(i18n("Move effect down"));
  42         ui.buttonDel->setIcon(KIcon("trash-empty"));
  43         ui.buttonDel->setToolTip(i18n("Delete effect"));
  44
  45         ui.buttonLeftRight->setIcon(KIcon("go-next"));//better icons needed
  46         ui.buttonLeftRight->setToolTip(i18n("Allow horizontal moves"));
  47         ui.buttonUpDown->setIcon(KIcon("go-up"));
  48         ui.buttonUpDown->setToolTip(i18n("Allow vertical moves"));
  49         ui.buttonShowInTimeline->setIcon(KIcon("kmplayer"));
  50         ui.buttonShowInTimeline->setToolTip(i18n("Show keyframes in timeline"));
  51         ui.buttonHelp->setIcon(KIcon("help-about"));
  52         ui.buttonHelp->setToolTip(i18n("Parameter info"));
  53         ui.buttonNewPoints->setIcon(KIcon("xedit"));
  54         ui.buttonNewPoints->setToolTip(i18n("Add keyframe"));
  55
  56         ui.effectlist->setDragDropMode(QAbstractItemView::NoDragDrop);//use internal if drop is recognised right
  57
  58         connect (ui.effectlist, SIGNAL ( itemSelectionChanged()), this , SLOT( slotItemSelectionChanged() ));
  59         connect (ui.buttonNew, SIGNAL (clicked()), this, SLOT (slotNewEffect()) );
  60         connect (ui.buttonUp, SIGNAL (clicked()), this, SLOT (slotItemUp()) );
  61         connect (ui.buttonDown, SIGNAL (clicked()), this, SLOT (slotItemDown()) );
  62         connect (ui.buttonDel, SIGNAL (clicked()), this, SLOT (slotItemDel()) );
  63         connect (ui.buttonLeftRight, SIGNAL (clicked()), this , SLOT ( slotSetMoveX() ) );
  64         connect (ui.buttonUpDown, SIGNAL (clicked()), this , SLOT ( slotSetMoveY() ) );
  65         connect (ui.buttonShowInTimeline, SIGNAL (clicked()), this , SLOT ( slotShowInTimeline() ) );
  66         connect (ui.buttonNewPoints, SIGNAL (clicked()), this , SLOT ( slotSetNew() ) );
  67         connect (ui.buttonHelp, SIGNAL (clicked()), this , SLOT ( slotSetHelp() ) );
  68         connect (ui.parameterList, SIGNAL (currentIndexChanged ( const QString &  ) ), this, SLOT( slotParameterChanged(const QString&) ) );
  69         //connect (ui.effectlist, SIGNAL (itemSelectionChanged() ) , this, SLOT ( itemSelectionChanged()));
  70         connect( this,SIGNAL (transferParamDesc(const QDomElement&,int ,int) ), ui.kplotwidget, SLOT(setPointLists(const QDomElement&,int ,int) ));
  71         connect(ui.kplotwidget, SIGNAL (parameterChanged(QDomElement ) ), this , SLOT (slotUpdateEffectParams(QDomElement)));
  72         effectLists["audio"]=audioEffectList;
  73         effectLists["video"]=videoEffectList;
  74         effectLists["custom"]=customEffectList;
  75
  76         ui.infoBox->hide();
  77         updateButtonStatus();
  78
  79 }
  80
  81 void EffectStackView::slotUpdateEffectParams(QDomElement e){
  82         if (clipref)
  83                 emit updateClipEffect(clipref, e);
  84 }
  85
  86 void EffectStackView::slotClipItemSelected(ClipItem* c)
  87 {
  88         clipref=c;
  89         if (clipref==NULL) {
  90                 setEnabled(false);
  91                 return;
  92         }
  93         setEnabled(true);
  94         //effects=clipref->effectNames();
  95         effects.clear();
  96         for (int i=0;i<clipref->effectsCount();i++){
  97                 /*QString outstr;
  98                 QTextStream str(&outstr);
  99                 clipref->effectAt(i).save(str,2);
 100                 kDebug() << outstr;*/
 101                 effects.append(clipref->effectAt(i));
 102         }
 103         setupListView();
 104
 105 }
 106
 107 void EffectStackView::setupListView(){
 108
 109         ui.effectlist->clear();
 110         foreach (QDomElement d,effects){
 111
 112                 QDomNode namenode = d.elementsByTagName("name").item(0);
 113                 if (!namenode.isNull())
 114                         ui.effectlist->addItem(namenode.toElement().text() );
 115         }
 116         //ui.effectlist->addItems(effects);
 117         for (int i=0;i< ui.effectlist->count();i++){
 118                 QListWidgetItem* item=ui.effectlist->item(i);
 119                 item->setFlags(Qt::ItemIsSelectable|Qt::ItemIsDragEnabled|Qt::ItemIsUserCheckable|Qt::ItemIsEnabled);
 120                 item->setCheckState(Qt::Checked);
 121                 if (activeRow==i){
 122                         item->setSelected(true);
 123                         ui.effectlist->setCurrentRow(activeRow);
 124                 }
 125         }
 126
 127 }
 128
 129 void EffectStackView::slotItemSelectionChanged(){
 130
 131         if (ui.effectlist->currentItem() && ui.effectlist->currentItem()->isSelected() ){
 132                 activeRow=ui.effectlist->row( ui.effectlist->currentItem() );
 133                 ui.parameterList->clear();
 134                 ui.parameterList->addItem("all");
 135                 QDomNodeList namenode = effects.at(activeRow).elementsByTagName("parameter");
 136                 for (int i=0;i<namenode.count();i++){
 137                         QDomNode pa=namenode.item(i);
 138                         QDomNode na=pa.firstChildElement("name");
 139                         ui.parameterList->addItem(na.toElement().text() );
 140                 }
 141
 142                 emit transferParamDesc(effects.at(activeRow) ,0,100);//minx max frame
 143         }else{
 144                 activeRow=-1;
 145         }
 146         ui.buttonDel->setEnabled( activeRow!=-1);
 147         ui.buttonUp->setEnabled( activeRow >0 );
 148         ui.buttonDown->setEnabled( (activeRow<ui.effectlist->count()-1) && activeRow>=0 );
 149 }
 150
 151 void EffectStackView::slotItemUp(){
 152         if (activeRow>0 && activeRow <effects.size() ){
 153                 effects.swap(activeRow, activeRow-1);
 154         }
 155         activeRow--;
 156         setupListView();
 157
 158 }
 159
 160 void EffectStackView::slotItemDown(){
 161         if (activeRow<effects.size()-1  ){
 162                 effects.swap(activeRow, activeRow+1);
 163         }
 164         activeRow++;
 165         setupListView();
 166
 167 }
 168
 169 void EffectStackView::slotItemDel(){
 170         if (activeRow<effects.size() && activeRow>=0  ){
 171                 emit removeEffect(clipref, clipref->effectAt(activeRow));
 172                 effects.removeAt(activeRow);
 173
 174         }
 175         if (effects.size()>0 && activeRow>0)
 176         activeRow--;
 177         setupListView();
 178
 179 }
 180
 181 void EffectStackView::slotSetMoveX(){
 182         ui.kplotwidget->setMoveX(!ui.kplotwidget->isMoveX());
 183         updateButtonStatus();
 184 }
 185
 186 void EffectStackView::slotSetMoveY(){
 187         ui.kplotwidget->setMoveY(!ui.kplotwidget->isMoveY());
 188         updateButtonStatus();
 189 }
 190
 191 void EffectStackView::slotSetNew(){
 192         ui.kplotwidget->setNewPoints(!ui.kplotwidget->isNewPoints());
 193         updateButtonStatus();
 194 }
 195
 196 void EffectStackView::slotSetHelp(){
 197         ui.infoBox->setVisible(!ui.infoBox->isVisible());
 198         ui.buttonHelp->setDown(ui.infoBox->isVisible());
 199 }
 200
 201 void EffectStackView::slotShowInTimeline(){
 202
 203         ui.kplotwidget->setMoveTimeLine(!ui.kplotwidget->isMoveTimeline());
 204         updateButtonStatus();
 205
 206 }
 207
 208 void EffectStackView::updateButtonStatus(){
 209         ui.buttonLeftRight->setDown(ui.kplotwidget->isMoveX());
 210         ui.buttonUpDown->setDown(ui.kplotwidget->isMoveY());
 211
 212         ui.buttonShowInTimeline->setEnabled( ui.kplotwidget->isMoveX() || ui.kplotwidget->isMoveY ()  );
 213         ui.buttonShowInTimeline->setDown(ui.kplotwidget->isMoveTimeline());
 214
 215         ui.buttonNewPoints->setEnabled(ui.parameterList->currentText()!="all");
 216         ui.buttonNewPoints->setDown(ui.kplotwidget->isNewPoints());
 217 }
 218
 219 void EffectStackView::slotParameterChanged(const QString& text){
 220
 221         //ui.buttonNewPoints->setEnabled(text!="all");
 222         ui.kplotwidget->replot(text);
 223         updateButtonStatus();
 224 }
 225
 226 void EffectStackView::slotNewEffect(){
 227
 228
 229         QMenu *displayMenu=new QMenu (this);
 230         displayMenu->setTitle("Filters");
 231         foreach (QString type, effectLists.keys() ){
 232                 QAction *a=new QAction(type,displayMenu);
 233                 EffectsList *list=effectLists[type];
 234
 235                 QMenu *parts=new QMenu(type,displayMenu);
 236                 parts->setTitle(type);
 237                 foreach (QString name, list->effectNames()){
 238                         QAction *entry=new QAction(name,parts);
 239                         entry->setData(name);
 240                         entry->setToolTip(list->getInfo(name));
 241                         entry->setStatusTip(list->getInfo(name));
 242                         parts->addAction(entry);
 243                         //QAction
 244                 }
 245                 displayMenu->addMenu(parts);
 246
 247         }
 248
 249         QAction *result=displayMenu->exec(mapToGlobal(ui.buttonNew->pos()+ui.buttonNew->rect().bottomRight()));
 250
 251         if (result){
 252                 //TODO effects.append(result->data().toString());
 253                 foreach (EffectsList* e, effectLists.values()){
 254                         QDomElement dom=e->getEffectByName(result->data().toString());
 255                         clipref->addEffect(dom);
 256                         slotClipItemSelected(clipref);
 257                 }
 258
 259                 setupListView();
 260                 //kDebug()<< result->data();
 261         }
 262         delete displayMenu;
 263
 264 }
 265
 266 void EffectStackView::itemSelectionChanged (){
 267         //kDebug() << "drop";
 268 }
 269 #include "effectstackview.moc"