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         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                 QString outstr;
  84                 QTextStream str(&outstr);
  85                 clipref->effectAt(i).save(str,2);
  86                 kDebug() << outstr;
  87                 effects.append(clipref->effectAt(i));
  88         }
  89         setupListView();
  90
  91 }
  92
  93 void EffectStackView::setupListView(){
  94
  95         ui.effectlist->clear();
  96         foreach (QDomElement d,effects){
  97
  98                 QDomNode namenode = d.elementsByTagName("name").item(0);
  99                 if (!namenode.isNull())
 100                         ui.effectlist->addItem(namenode.toElement().text() );
 101         }
 102         //ui.effectlist->addItems(effects);
 103         for (int i=0;i< ui.effectlist->count();i++){
 104                 QListWidgetItem* item=ui.effectlist->item(i);
 105                 item->setFlags(Qt::ItemIsSelectable|Qt::ItemIsDragEnabled|Qt::ItemIsUserCheckable|Qt::ItemIsEnabled);
 106                 item->setCheckState(Qt::Checked);
 107                 if (activeRow==i){
 108                         item->setSelected(true);
 109                         ui.effectlist->setCurrentRow(activeRow);
 110                 }
 111         }
 112
 113 }
 114
 115 void EffectStackView::slotItemSelectionChanged(){
 116
 117         if (ui.effectlist->currentItem() && ui.effectlist->currentItem()->isSelected() ){
 118                 activeRow=ui.effectlist->row( ui.effectlist->currentItem() );
 119                 emit transferParamDesc(effects.at(activeRow) ,0,100);//minx max frame
 120         }else{
 121                 activeRow=-1;
 122         }
 123         ui.buttonDel->setEnabled( activeRow!=-1);
 124         ui.buttonUp->setEnabled( activeRow >0 );
 125         ui.buttonDown->setEnabled( (activeRow<ui.effectlist->count()-1) && activeRow>=0 );
 126 }
 127
 128 void EffectStackView::slotItemUp(){
 129         if (activeRow>0 && activeRow <effects.size() ){
 130                 effects.swap(activeRow, activeRow-1);
 131         }
 132         activeRow--;
 133         setupListView();
 134
 135 }
 136
 137 void EffectStackView::slotItemDown(){
 138         if (activeRow<effects.size()-1  ){
 139                 effects.swap(activeRow, activeRow+1);
 140         }
 141         activeRow++;
 142         setupListView();
 143
 144 }
 145
 146 void EffectStackView::slotItemDel(){
 147         if (activeRow<effects.size() && activeRow>=0  ){
 148                 emit removeEffect(clipref, clipref->effectAt(activeRow));
 149                 effects.removeAt(activeRow);
 150
 151         }
 152         if (effects.size()>0 && activeRow>0)
 153         activeRow--;
 154         setupListView();
 155
 156 }
 157
 158
 159
 160 void EffectStackView::slotNewEffect(){
 161
 162
 163         QMenu *displayMenu=new QMenu (this);
 164         displayMenu->setTitle("Filters");
 165         foreach (QString type, effectLists.keys() ){
 166                 QAction *a=new QAction(type,displayMenu);
 167                 EffectsList *list=effectLists[type];
 168
 169                 QMenu *parts=new QMenu(type,displayMenu);
 170                 parts->setTitle(type);
 171                 foreach (QString name, list->effectNames()){
 172                         QAction *entry=new QAction(name,parts);
 173                         entry->setData(name);
 174                         entry->setToolTip(list->getInfo(name));
 175                         entry->setStatusTip(list->getInfo(name));
 176                         parts->addAction(entry);
 177                         //QAction
 178                 }
 179                 displayMenu->addMenu(parts);
 180
 181         }
 182
 183         QAction *result=displayMenu->exec(mapToGlobal(ui.buttonNew->pos()+ui.buttonNew->rect().bottomRight()));
 184
 185         if (result){
 186                 //TODO effects.append(result->data().toString());
 187                 foreach (EffectsList* e, effectLists.values()){
 188                         QDomElement dom=e->getEffectByName(result->data().toString());
 189                         clipref->addEffect(dom);
 190                         slotClipItemSelected(clipref);
 191                 }
 192
 193                 setupListView();
 194                 //kDebug()<< result->data();
 195         }
 196         delete displayMenu;
 197
 198 }
 199
 200 void EffectStackView::itemSelectionChanged (){
 201         //kDebug() << "drop";
 202 }
 203 #include "effectstackview.moc"