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.groupBox,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 ( itemSelectionChanged()), 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         if (clipref)
  68                 emit updateClipEffect(clipref, e);
  69 }
  70
  71 void EffectStackView::slotClipItemSelected(ClipItem* c)
  72 {
  73         clipref=c;
  74         if (clipref==NULL) {
  75                 setEnabled(false);
  76                 return;
  77         }
  78         setEnabled(true);
  79         //effects=clipref->effectNames();
  80         effects.clear();
  81         for (int i=0;i<clipref->effectsCount();i++){
  82                 QString outstr;
  83                 QTextStream str(&outstr);
  84                 clipref->effectAt(i).save(str,2);
  85                 kDebug() << outstr;
  86                 effects.append(clipref->effectAt(i));
  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
 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.at(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                 effects.swap(activeRow, activeRow-1);
 130         }
 131         activeRow--;
 132         setupListView();
 133
 134 }
 135
 136 void EffectStackView::slotItemDown(){
 137         if (activeRow<effects.size()-1  ){
 138                 effects.swap(activeRow, activeRow+1);
 139         }
 140         activeRow++;
 141         setupListView();
 142
 143 }
 144
 145 void EffectStackView::slotItemDel(){
 146         if (activeRow<effects.size() && activeRow>=0  ){
 147                 emit removeEffect(clipref, clipref->effectAt(activeRow));
 148                 effects.removeAt(activeRow);
 149
 150         }
 151         if (effects.size()>0 && activeRow>0)
 152         activeRow--;
 153         setupListView();
 154
 155 }
 156
 157
 158
 159 void EffectStackView::slotNewEffect(){
 160
 161
 162         QMenu *displayMenu=new QMenu (this);
 163         displayMenu->setTitle("Filters");
 164         foreach (QString type, effectLists.keys() ){
 165                 QAction *a=new QAction(type,displayMenu);
 166                 EffectsList *list=effectLists[type];
 167
 168                 QMenu *parts=new QMenu(type,displayMenu);
 169                 parts->setTitle(type);
 170                 foreach (QString name, list->effectNames()){
 171                         QAction *entry=new QAction(name,parts);
 172                         entry->setData(name);
 173                         entry->setToolTip(list->getInfo(name));
 174                         entry->setStatusTip(list->getInfo(name));
 175                         parts->addAction(entry);
 176                         //QAction
 177                 }
 178                 displayMenu->addMenu(parts);
 179
 180         }
 181
 182         QAction *result=displayMenu->exec(mapToGlobal(ui.buttonNew->pos()+ui.buttonNew->rect().bottomRight()));
 183
 184         if (result){
 185                 //TODO effects.append(result->data().toString());
 186                 foreach (EffectsList* e, effectLists.values()){
 187                         QDomElement dom=e->getEffectByName(result->data().toString());
 188                         clipref->addEffect(dom);
 189                         slotClipItemSelected(clipref);
 190                 }
 191
 192                 setupListView();
 193                 //kDebug()<< result->data();
 194         }
 195         delete displayMenu;
 196
 197 }
 198
 199 void EffectStackView::itemSelectionChanged (){
 200         //kDebug() << "drop";
 201 }
 202 #include "effectstackview.moc"