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         effectedit=new EffectStackEdit(ui.frame,this);
  32         //ui.effectlist->horizontalHeader()->setVisible(false);
  33         //ui.effectlist->verticalHeader()->setVisible(false);
  34         activeRow=-1;
  35         clipref=NULL;
  36
  37         ui.buttonNew->setIcon(KIcon("document-new"));
  38         ui.buttonNew->setToolTip(i18n("Add new effect"));
  39         ui.buttonUp->setIcon(KIcon("go-up"));
  40         ui.buttonUp->setToolTip(i18n("Move effect up"));
  41         ui.buttonDown->setIcon(KIcon("go-down"));
  42         ui.buttonDown->setToolTip(i18n("Move effect down"));
  43         ui.buttonDel->setIcon(KIcon("trash-empty"));
  44         ui.buttonDel->setToolTip(i18n("Delete effect"));
  45
  46
  47
  48         ui.effectlist->setDragDropMode(QAbstractItemView::NoDragDrop);//use internal if drop is recognised right
  49
  50         connect (ui.effectlist, SIGNAL ( itemPressed(QListWidgetItem *)), this , SLOT( slotItemSelectionChanged() ));
  51         connect (ui.buttonNew, SIGNAL (clicked()), this, SLOT (slotNewEffect()) );
  52         connect (ui.buttonUp, SIGNAL (clicked()), this, SLOT (slotItemUp()) );
  53         connect (ui.buttonDown, SIGNAL (clicked()), this, SLOT (slotItemDown()) );
  54         connect (ui.buttonDel, SIGNAL (clicked()), this, SLOT (slotItemDel()) );
  55         connect( this,SIGNAL (transferParamDesc(const QDomElement&,int ,int) ), effectedit , SLOT(transferParamDesc(const QDomElement&,int ,int)));
  56         connect(effectedit, SIGNAL (parameterChanged(const QDomElement&  ) ), this , SLOT (slotUpdateEffectParams(const QDomElement&)));
  57         effectLists["audio"]=audioEffectList;
  58         effectLists["video"]=videoEffectList;
  59         effectLists["custom"]=customEffectList;
  60
  61         ui.infoBox->hide();
  62
  63
  64 }
  65
  66 void EffectStackView::slotUpdateEffectParams(const QDomElement& e){
  67         effects[activeRow]=e;
  68         if (clipref)
  69                 emit updateClipEffect(clipref, e);
  70 }
  71
  72 void EffectStackView::slotClipItemSelected(ClipItem* c)
  73 {
  74         clipref=c;
  75         if (clipref==NULL) {
  76                 setEnabled(false);
  77                 return;
  78         }
  79         setEnabled(true);
  80         //effects=clipref->effectNames();
  81         effects.clear();
  82         for (int i=0;i<clipref->effectsCount();i++){
  83
  84                 QDomElement element=clipref->effectAt(i);
  85                 effects[element.attribute("kdenlive_ix").toInt()]=element;
  86                 renumberEffects();
  87         }
  88         setupListView();
  89
  90 }
  91
  92 void EffectStackView::setupListView(){
  93
  94         ui.effectlist->clear();
  95         foreach (QDomElement d,effects){
  96
  97                 QDomNode namenode = d.elementsByTagName("name").item(0);
  98                 if (!namenode.isNull())
  99                         ui.effectlist->addItem(namenode.toElement().text() );
 100         }
 101         //ui.effectlist->addItems(effects);
 102         for (int i=0;i< ui.effectlist->count();i++){
 103                 QListWidgetItem* item=ui.effectlist->item(i);
 104                 item->setFlags(Qt::ItemIsSelectable|Qt::ItemIsDragEnabled|Qt::ItemIsUserCheckable|Qt::ItemIsEnabled);
 105                 item->setCheckState(Qt::Checked);
 106                 if (activeRow==i){
 107                         item->setSelected(true);
 108                         ui.effectlist->setCurrentRow(activeRow);
 109                 }
 110         }
 111         slotItemSelectionChanged();
 112 }
 113
 114 void EffectStackView::slotItemSelectionChanged(){
 115
 116         if (ui.effectlist->currentItem() && ui.effectlist->currentItem()->isSelected() ){
 117                 activeRow=ui.effectlist->row( ui.effectlist->currentItem() );
 118                 emit transferParamDesc(effects[activeRow] ,0,100);//minx max frame
 119         }else{
 120                 activeRow=-1;
 121         }
 122         ui.buttonDel->setEnabled( activeRow!=-1);
 123         ui.buttonUp->setEnabled( activeRow >0 );
 124         ui.buttonDown->setEnabled( (activeRow<ui.effectlist->count()-1) && activeRow>=0 );
 125 }
 126
 127 void EffectStackView::slotItemUp(){
 128         if (activeRow>0 && activeRow <effects.size() ){
 129                 QDomElement act=effects.take(activeRow);
 130                 QDomElement before=effects.take(activeRow-1);
 131                 effects[activeRow-1]=act;
 132                 effects[activeRow]=before;
 133                 renumberEffects();
 134                 //effects.swap(activeRow, activeRow-1);
 135         }
 136         activeRow--;
 137         setupListView();
 138
 139 }
 140
 141 void EffectStackView::slotItemDown(){
 142         if (activeRow<effects.size()-1  ){
 143                 QDomElement act=effects.take(activeRow);
 144                 QDomElement after=effects.take(activeRow+1);
 145                 effects[activeRow+1]=act;
 146                 effects[activeRow]=after;
 147                 renumberEffects();
 148                 //effects.swap(activeRow, activeRow+1);
 149         }
 150         activeRow++;
 151         setupListView();
 152
 153 }
 154
 155 void EffectStackView::slotItemDel(){
 156         if (activeRow<effects.size() && activeRow>=0  ){
 157                 emit removeEffect(clipref, clipref->effectAt(activeRow));
 158                 effects.take(activeRow);
 159                 renumberEffects();
 160                 //effects.removeAt(activeRow);
 161         }
 162         if (effects.size()>0 && activeRow>0)
 163         activeRow--;
 164         setupListView();
 165
 166 }
 167
 168 void EffectStackView::renumberEffects(){
 169         QMap<int,QDomElement> tmplist=effects;
 170         QMapIterator<int,QDomElement> it(tmplist);
 171         effects.clear();
 172         int i=0;
 173
 174         while (it.hasNext()){
 175                 it.next();
 176                 QDomElement item=it.value();
 177                 item.attributes().namedItem("kdenlive_ix").setNodeValue(QString::number(i));
 178
 179                 effects[i]=item;
 180                 if (clipref)
 181                         emit updateClipEffect(clipref,item);
 182                 QString outstr;
 183                 QTextStream str(&outstr);
 184                 item.save(str,2);
 185                 kDebug() << "nummer: " << i << " " << outstr;
 186                 i++;
 187         }
 188
 189 }
 190
 191 void EffectStackView::slotNewEffect(){
 192
 193
 194         QMenu *displayMenu=new QMenu (this);
 195         displayMenu->setTitle("Filters");
 196         foreach (QString type, effectLists.keys() ){
 197                 QAction *a=new QAction(type,displayMenu);
 198                 EffectsList *list=effectLists[type];
 199
 200                 QMenu *parts=new QMenu(type,displayMenu);
 201                 parts->setTitle(type);
 202                 foreach (QString name, list->effectNames()){
 203                         QAction *entry=new QAction(name,parts);
 204                         entry->setData(name);
 205                         entry->setToolTip(list->getInfo(name));
 206                         entry->setStatusTip(list->getInfo(name));
 207                         parts->addAction(entry);
 208                         //QAction
 209                 }
 210                 displayMenu->addMenu(parts);
 211
 212         }
 213
 214         QAction *result=displayMenu->exec(mapToGlobal(ui.buttonNew->pos()+ui.buttonNew->rect().bottomRight()));
 215
 216         if (result){
 217                 //TODO effects.append(result->data().toString());
 218                 foreach (EffectsList* e, effectLists.values()){
 219                         QDomElement dom=e->getEffectByName(result->data().toString());
 220                         clipref->addEffect(dom);
 221                         slotClipItemSelected(clipref);
 222                 }
 223
 224                 setupListView();
 225                 //kDebug()<< result->data();
 226         }
 227         delete displayMenu;
 228
 229 }
 230
 231 void EffectStackView::itemSelectionChanged (){
 232         //kDebug() << "drop";
 233 }
 234 #include "effectstackview.moc"