]> git.sesse.net Git - kdenlive/blobdiff - src/effectstackedit.cpp
Some progress on keyframe editor
[kdenlive] / src / effectstackedit.cpp
index ab4785190e25a04c3807304ae15364993bae3be5..9295d82510dc9c7ee9a6ab3b9678210cb33a7429 100644 (file)
  *                                                                         *
  ***************************************************************************/
 
+#include "effectstackedit.h"
+#include "ui_constval_ui.h"
+#include "ui_listval_ui.h"
+#include "ui_boolval_ui.h"
+#include "ui_colorval_ui.h"
+#include "ui_positionval_ui.h"
+#include "ui_wipeval_ui.h"
+#include "ui_keyframeeditor_ui.h"
+#include "complexparameter.h"
+#include "geometryval.h"
+#include "keyframeedit.h"
+#include "effectslist.h"
+#include "kdenlivesettings.h"
+
 #include <KDebug>
 #include <KLocale>
-#include "effectstackedit.h"
+
 #include <QVBoxLayout>
 #include <QSlider>
 #include <QLabel>
 #include <QPushButton>
 #include <QCheckBox>
 #include <QScrollArea>
-#include "ui_constval_ui.h"
-#include "ui_listval_ui.h"
-#include "ui_boolval_ui.h"
-#include "ui_colorval_ui.h"
-#include "complexparameter.h"
 
-EffectStackEdit::EffectStackEdit(QFrame* frame,QWidget *parent): QObject(parent)
-{
-       QScrollArea *area;
-       QVBoxLayout *vbox1=new QVBoxLayout(frame);
-       QVBoxLayout *vbox2=new QVBoxLayout(frame);
-       vbox=new QVBoxLayout(frame);
-       vbox1->setContentsMargins (0,0,0,0);
-       vbox1->setSpacing(0);
-       vbox2->setContentsMargins (0,0,0,0);
-       vbox2->setSpacing(0);
-       vbox->setContentsMargins (0,0,0,0);
-       vbox->setSpacing(0);
-       frame->setLayout(vbox1);
-       QFont widgetFont = frame->font();
-       widgetFont.setPointSize(widgetFont.pointSize() - 2);
-       frame->setFont(widgetFont);
-       
-       area=new QScrollArea(frame);
-       QWidget *wid=new QWidget(area);
-       area->setHorizontalScrollBarPolicy(Qt::ScrollBarAlwaysOff);
-       area->setVerticalScrollBarPolicy(Qt::ScrollBarAsNeeded);
-       wid->setSizePolicy(QSizePolicy(QSizePolicy::Expanding,QSizePolicy::Minimum));
-       //area->setSizePolicy(QSizePolicy(QSizePolicy::Expanding,QSizePolicy::MinimumExpanding));
-
-       vbox1->addWidget(area);
-       wid->setLayout(vbox2);
-       vbox2->addLayout(vbox);
-       vbox2->addItem(new QSpacerItem(0, 0, QSizePolicy::Minimum, QSizePolicy::MinimumExpanding));
-       area->setWidget(wid);
-       area->setWidgetResizable(true);
-       wid->show();
-       
+
+class Boolval: public EffectStackEdit::UiItem, public Ui::Boolval_UI
+{
+};
+
+class Colorval: public EffectStackEdit::UiItem, public Ui::Colorval_UI
+{
+};
+
+class Constval: public EffectStackEdit::UiItem, public Ui::Constval_UI
+{
+};
+
+class Listval: public EffectStackEdit::UiItem, public Ui::Listval_UI
+{
+};
+
+class Positionval: public EffectStackEdit::UiItem, public Ui::Positionval_UI
+{
+};
+
+class Wipeval: public EffectStackEdit::UiItem, public Ui::Wipeval_UI
+{
+};
+
+
+QMap<QString, QImage> EffectStackEdit::iconCache;
+
+EffectStackEdit::EffectStackEdit(QWidget *parent) :
+        QWidget(parent),
+        m_in(0),
+        m_out(0),
+        m_frameSize(QPoint())
+{
+    setSizePolicy(QSizePolicy(QSizePolicy::MinimumExpanding, QSizePolicy::MinimumExpanding));
+    QVBoxLayout *vbox1 = new QVBoxLayout(parent);
+    vbox1->setContentsMargins(0, 0, 0, 0);
+    vbox1->setSpacing(0);
+
+    QScrollArea *area = new QScrollArea;
+    QWidget *wid = new QWidget(parent);
+    area->setHorizontalScrollBarPolicy(Qt::ScrollBarAlwaysOff);
+    area->setVerticalScrollBarPolicy(Qt::ScrollBarAsNeeded);
+    area->setFrameStyle(QFrame::NoFrame);
+    wid->setSizePolicy(QSizePolicy(QSizePolicy::Expanding, QSizePolicy::Minimum));
+    area->setSizePolicy(QSizePolicy(QSizePolicy::Expanding, QSizePolicy::MinimumExpanding));
+
+    vbox1->addWidget(area);
+    area->setWidget(wid);
+    area->setWidgetResizable(true);
+    m_vbox = new QVBoxLayout(wid);
+    m_vbox->setContentsMargins(0, 0, 0, 0);
+    m_vbox->setSpacing(0);
+    wid->show();
+
 }
-void EffectStackEdit::transferParamDesc(const QDomElement& d,int ,int){
-       kDebug() << "in";
-       params=d;
-       QDomNodeList namenode = params.elementsByTagName("parameter");
-       
-       clearAllItems();
-
-       for (int i=0;i< namenode.count() ;i++){
-               kDebug() << "in form";
-               QDomNode pa=namenode.item(i);
-               QDomNode na=pa.firstChildElement("name");
-               QDomNamedNodeMap nodeAtts=pa.attributes();
-               QString type=nodeAtts.namedItem("type").nodeValue();
-               QString paramName=na.toElement().text();
-               QWidget * toFillin=new QWidget;
-               QString value=nodeAtts.namedItem("value").isNull()?
-                       nodeAtts.namedItem("default").nodeValue():
-                       nodeAtts.namedItem("value").nodeValue();
-               
-               //TODO constant, list, bool, complex , color, geometry, position
-               if (type=="double" || type=="constant"){
-                       createSliderItem(paramName,value.toInt(),nodeAtts.namedItem("min").nodeValue().toInt(),nodeAtts.namedItem("max").nodeValue().toInt() );
-                       delete toFillin;
-                       toFillin=NULL;
-               }else if (type=="list"){
-                       
-                       Ui::Listval_UI *lsval=new Ui::Listval_UI;
-                       lsval->setupUi(toFillin);
-                       nodeAtts.namedItem("paramlist");
-                       QStringList listitems=nodeAtts.namedItem("paramlist").nodeValue().split(",");
-                       lsval->list->addItems(listitems);
-                       lsval->list->setCurrentIndex(listitems.indexOf(value));;
-                       connect (lsval->list, SIGNAL(currentIndexChanged(int)) , this, SLOT (collectAllParameters()));
-                       lsval->title->setTitle(na.toElement().text() );
-                       valueItems[paramName]=lsval;
-                       uiItems.append(lsval);
-               }else if (type=="bool"){
-                       Ui::Boolval_UI *bval=new Ui::Boolval_UI;
-                       bval->setupUi(toFillin);
-                       bval->checkBox->setCheckState(value=="0" ? Qt::Unchecked : Qt::Checked);
-                       
-                       connect (bval->checkBox, SIGNAL(stateChanged(int)) , this, SLOT (collectAllParameters()));
-                       bval->checkBox->setText(na.toElement().text() );
-                       valueItems[paramName]=bval;
-                       uiItems.append(bval);
-               }else if(type=="complex"){
-                       /*QStringList names=nodeAtts.namedItem("name").nodeValue().split(";");
-                       QStringList max=nodeAtts.namedItem("max").nodeValue().split(";");
-                       QStringList min=nodeAtts.namedItem("min").nodeValue().split(";");
-                       QStringList val=value.split(";");
-                       kDebug() << "in complex"<<names.size() << " " << max.size() << " " << min.size() << " " << val.size()  ;
-                       if ( (names.size() == max.size() ) && 
-                            (names.size()== min.size()) && 
-                            (names.size()== val.size()) )
-                       {
-                               for (int i=0;i< names.size();i++){
-                                       createSliderItem(names[i],val[i].toInt(),min[i].toInt(),max[i].toInt());
-                               };
-                       }*/
-                       ComplexParameter *pl=new ComplexParameter;
-                       connect (pl, SIGNAL ( parameterChanged()),this, SLOT( collectAllParameters ()) );
-                       pl->setupParam(d,0,100);
-                       vbox->addWidget(pl);
-                       valueItems[paramName+"complex"]=pl;
-                       items.append(pl);
-               }else if (type=="color"){
-                       Ui::Colorval_UI *cval=new Ui::Colorval_UI;
-                       cval->setupUi(toFillin);
-                       bool ok;
-                       cval->kcolorbutton->setColor (value.toUInt(&ok,16));
-                       kDebug() << value.toUInt(&ok,16);
-                       
-                       connect (cval->kcolorbutton, SIGNAL(clicked()) , this, SLOT (collectAllParameters()));
-                       cval->label->setText(na.toElement().text() );
-                       valueItems[paramName]=cval;
-                       uiItems.append(cval);
-               }else{
-                       delete toFillin;
-                       toFillin=NULL;
-               }
-
-               if (toFillin){
-                       items.append(toFillin);
-                       vbox->addWidget(toFillin);
-               }       
-       }
+
+EffectStackEdit::~EffectStackEdit()
+{
+    iconCache.clear();
 }
-void EffectStackEdit::collectAllParameters(){
-       QDomElement oldparam = params.cloneNode().toElement();
-       QDomNodeList namenode = params.elementsByTagName("parameter");
-
-       for (int i=0;i< namenode.count() ;i++){
-               QDomNode pa=namenode.item(i);
-               QDomNode na=pa.firstChildElement("name");
-               QString type=pa.attributes().namedItem("type").nodeValue();
-               QString setValue;
-               if (type=="double" || type=="constant"){
-                       QSlider* slider=((Ui::Constval_UI*)valueItems[na.toElement().text()])->horizontalSlider;
-                       setValue=QString::number(slider->value());
-               }else 
-               if (type=="list"){
-                       KComboBox *box=((Ui::Listval_UI*)valueItems[na.toElement().text()])->list;
-                       setValue=box->currentText();
-               }else 
-               if (type=="bool"){
-                       QCheckBox *box=((Ui::Boolval_UI*)valueItems[na.toElement().text()])->checkBox;
-                       setValue=box->checkState() == Qt::Checked ? "1" :"0" ;
-               }else
-               if (type=="color"){
-                       KColorButton *color=((Ui::Colorval_UI*)valueItems[na.toElement().text()])->kcolorbutton;
-                       setValue.sprintf("0x%08x",color->color().rgba());
-               }else
-                       if (type=="complex"){
-                               ComplexParameter *complex=((ComplexParameter*)valueItems[na.toElement().text()+"complex"]);
-                               namenode.item(i)=complex->getParamDesc();
-                       }
-               if (!setValue.isEmpty()){
-                       pa.attributes().namedItem("value").setNodeValue(setValue);
-               }
-       }
-       emit parameterChanged(oldparam, params);
+
+void EffectStackEdit::setFrameSize(QPoint p)
+{
+    m_frameSize = p;
+    QDomNodeList namenode = m_params.elementsByTagName("parameter");
+    for (int i = 0; i < namenode.count() ; i++) {
+        QDomNode pa = namenode.item(i);
+        QDomNode na = pa.firstChildElement("name");
+        QString type = pa.attributes().namedItem("type").nodeValue();
+        QString paramName = i18n(na.toElement().text().toUtf8().data());
+
+        if (type == "geometry") {
+            Geometryval *geom = ((Geometryval*)m_valueItems[paramName+"geometry"]);
+            geom->setFrameSize(m_frameSize);
+            break;
+        }
+    }
+
 }
 
-void EffectStackEdit::createSliderItem(const QString& name, int val ,int min, int max){
-       QWidget* toFillin=new QWidget;
-       Ui::Constval_UI *ctval=new Ui::Constval_UI;
-       ctval->setupUi(toFillin);
-       
-       ctval->horizontalSlider->setMinimum(min);
-       ctval->horizontalSlider->setMaximum(max);
-       ctval->spinBox->setMinimum(min);
-       ctval->spinBox->setMaximum(max);
-       ctval->horizontalSlider->setPageStep((int) (max - min)/10);     
-       ctval->horizontalSlider->setValue(val);
-       ctval->label->setText(name);
-       valueItems[name]=ctval;
-       uiItems.append(ctval);
-       connect (ctval->horizontalSlider, SIGNAL(valueChanged(int)) , this, SLOT (collectAllParameters()));
-       items.append(toFillin);
-       vbox->addWidget(toFillin);
+void EffectStackEdit::updateProjectFormat(MltVideoProfile profile, Timecode t)
+{
+    m_profile = profile;
+    m_timecode = t;
 }
 
-void EffectStackEdit::slotSliderMoved(int){
-       collectAllParameters();
+void EffectStackEdit::updateParameter(const QString &name, const QString &value)
+{
+    m_params.setAttribute(name, value);
 }
 
-void EffectStackEdit::clearAllItems(){
-       foreach (QWidget* w,items){
-               vbox->removeWidget(w);
-               delete w;
-       }
-       foreach(void * p, uiItems){
-               delete p;
-       }
-       uiItems.clear();
-       items.clear();
-       valueItems.clear();
+void EffectStackEdit::transferParamDesc(const QDomElement& d, int in, int out)
+{
+    kDebug() << "in";
+    m_params = d;
+    m_in = in;
+    m_out = out;
+    clearAllItems();
+    if (m_params.isNull()) return;
+
+    QDomDocument doc;
+    doc.appendChild(doc.importNode(m_params, true));
+    //kDebug() << "IMPORTED TRANS: " << doc.toString();
+    QDomNodeList namenode = m_params.elementsByTagName("parameter");
+    QDomElement e = m_params.toElement();
+    const int minFrame = e.attribute("start").toInt();
+    const int maxFrame = e.attribute("end").toInt();
+
+
+    for (int i = 0; i < namenode.count() ; i++) {
+        kDebug() << "in form";
+        QDomElement pa = namenode.item(i).toElement();
+        QDomNode na = pa.firstChildElement("name");
+        QString type = pa.attribute("type");
+        QString paramName = i18n(na.toElement().text().toUtf8().data());
+        QWidget * toFillin = new QWidget;
+        QString value = pa.attribute("value").isNull() ?
+                        pa.attribute("default") : pa.attribute("value");
+        if (type == "geometry") {
+            /*pa.setAttribute("namedesc", "X;Y;Width;Height;Transparency");
+            pa.setAttribute("format", "%d%,%d%:%d%x%d%:%d");
+            pa.setAttribute("min", "-500;-500;0;0;0");
+            pa.setAttribute("max", "500;500;200;200;100");*/
+        } else if (type == "complex") {
+            //pa.setAttribute("namedesc",pa.attribute("name"));
+
+        }
+
+
+        //TODO constant, list, bool, complex , color, geometry, position
+        if (type == "double" || type == "constant") {
+            createSliderItem(paramName, value.toInt(), pa.attribute("min").toInt(), pa.attribute("max").toInt());
+            delete toFillin;
+            toFillin = NULL;
+        } else if (type == "list") {
+            Listval *lsval = new Listval;
+            lsval->setupUi(toFillin);
+            QStringList listitems = pa.attribute("paramlist").split(',');
+            QStringList listitemsdisplay = pa.attribute("paramlistdisplay").split(',');
+            if (listitemsdisplay.count() != listitems.count()) listitemsdisplay = listitems;
+            //lsval->list->addItems(listitems);
+            lsval->list->setIconSize(QSize(30, 30));
+            for (int i = 0; i < listitems.count(); i++) {
+                lsval->list->addItem(listitemsdisplay.at(i), listitems.at(i));
+                QString entry = listitems.at(i);
+                if (!entry.isEmpty() && (entry.endsWith(".png") || entry.endsWith(".pgm"))) {
+                    if (!EffectStackEdit::iconCache.contains(entry)) {
+                        QImage pix(entry);
+                        EffectStackEdit::iconCache[entry] = pix.scaled(30, 30);
+                    }
+                    lsval->list->setItemIcon(i, QPixmap::fromImage(iconCache[entry]));
+                }
+            }
+            if (!value.isEmpty()) lsval->list->setCurrentIndex(listitems.indexOf(value));
+
+            connect(lsval->list, SIGNAL(currentIndexChanged(int)) , this, SLOT(collectAllParameters()));
+            lsval->title->setTitle(paramName);
+            m_valueItems[paramName] = lsval;
+            m_uiItems.append(lsval);
+        } else if (type == "bool") {
+            Boolval *bval = new Boolval;
+            bval->setupUi(toFillin);
+            bval->checkBox->setCheckState(value == "0" ? Qt::Unchecked : Qt::Checked);
+
+            connect(bval->checkBox, SIGNAL(stateChanged(int)) , this, SLOT(collectAllParameters()));
+            bval->checkBox->setText(paramName);
+            m_valueItems[paramName] = bval;
+            m_uiItems.append(bval);
+        } else if (type == "complex") {
+            /*QStringList names=nodeAtts.namedItem("name").nodeValue().split(';');
+            QStringList max=nodeAtts.namedItem("max").nodeValue().split(';');
+            QStringList min=nodeAtts.namedItem("min").nodeValue().split(';');
+            QStringList val=value.split(';');
+            kDebug() << "in complex"<<names.size() << " " << max.size() << " " << min.size() << " " << val.size()  ;
+            if ( (names.size() == max.size() ) &&
+                 (names.size()== min.size()) &&
+                 (names.size()== val.size()) )
+            {
+             for (int i=0;i< names.size();i++){
+              createSliderItem(names[i],val[i].toInt(),min[i].toInt(),max[i].toInt());
+             };
+            }*/
+            ComplexParameter *pl = new ComplexParameter;
+            connect(pl, SIGNAL(parameterChanged()), this, SLOT(collectAllParameters()));
+            pl->setupParam(d, pa.attribute("name"), 0, 100);
+            m_vbox->addWidget(pl);
+            m_valueItems[paramName+"complex"] = pl;
+            m_items.append(pl);
+        } else if (type == "geometry") {
+            Geometryval *geo = new Geometryval(m_profile, m_frameSize);
+            connect(geo, SIGNAL(parameterChanged()), this, SLOT(collectAllParameters()));
+            connect(geo, SIGNAL(seekToPos(int)), this, SLOT(slotSeekToPos(int)));
+            geo->setupParam(pa, minFrame, maxFrame);
+            m_vbox->addWidget(geo);
+            m_valueItems[paramName+"geometry"] = geo;
+            m_items.append(geo);
+        } else if (type == "keyframe") {
+            // keyframe editor widget
+            KeyframeEdit *geo = new KeyframeEdit(m_timecode);
+            connect(geo, SIGNAL(parameterChanged()), this, SLOT(collectAllParameters()));
+            geo->setupParam(100, pa.attribute("min").toInt(), pa.attribute("max").toInt(), pa.attribute("keyframes"));
+            //connect(geo, SIGNAL(seekToPos(int)), this, SLOT(slotSeekToPos(int)));
+            //geo->setupParam(pa, minFrame, maxFrame);
+            m_vbox->addWidget(geo);
+            m_valueItems[paramName+"keyframe"] = geo;
+            m_items.append(geo);
+        } else if (type == "color") {
+            Colorval *cval = new Colorval;
+            cval->setupUi(toFillin);
+            bool ok;
+            if (value.startsWith('#')) value = value.replace('#', "0x");
+            cval->kcolorbutton->setColor(value.toUInt(&ok, 16));
+            //kDebug() << "color: " << value << ", " << value.toUInt(&ok, 16);
+
+            connect(cval->kcolorbutton, SIGNAL(clicked()) , this, SLOT(collectAllParameters()));
+            cval->label->setText(paramName);
+            m_valueItems[paramName] = cval;
+            m_uiItems.append(cval);
+        } else if (type == "position") {
+            Positionval *pval = new Positionval;
+            pval->setupUi(toFillin);
+            int pos = value.toInt();
+            if (d.attribute("id") == "fadein" || d.attribute("id") == "fade_from_black") {
+                pos = pos - m_in;
+            } else if (d.attribute("id") == "fadeout" || d.attribute("id") == "fade_to_black") {
+                // fadeout position starts from clip end
+                pos = m_out - (pos - m_in);
+            }
+            pval->krestrictedline->setText(m_timecode.getTimecodeFromFrames(pos));
+            connect(pval->krestrictedline, SIGNAL(editingFinished()), this, SLOT(collectAllParameters()));
+            pval->label->setText(paramName);
+            m_valueItems[paramName + "position"] = pval;
+            m_uiItems.append(pval);
+        } else if (type == "wipe") {
+            Wipeval *wpval = new Wipeval;
+            wpval->setupUi(toFillin);
+            wipeInfo w = getWipeInfo(value);
+            switch (w.start) {
+            case UP:
+                wpval->start_up->setChecked(true);
+                break;
+            case DOWN:
+                wpval->start_down->setChecked(true);
+                break;
+            case RIGHT:
+                wpval->start_right->setChecked(true);
+                break;
+            case LEFT:
+                wpval->start_left->setChecked(true);
+                break;
+            default:
+                wpval->start_center->setChecked(true);
+                break;
+            }
+            switch (w.end) {
+            case UP:
+                wpval->end_up->setChecked(true);
+                break;
+            case DOWN:
+                wpval->end_down->setChecked(true);
+                break;
+            case RIGHT:
+                wpval->end_right->setChecked(true);
+                break;
+            case LEFT:
+                wpval->end_left->setChecked(true);
+                break;
+            default:
+                wpval->end_center->setChecked(true);
+                break;
+            }
+            wpval->start_transp->setValue(w.startTransparency);
+            wpval->end_transp->setValue(w.endTransparency);
+
+            connect(wpval->end_up, SIGNAL(clicked()), this, SLOT(collectAllParameters()));
+            connect(wpval->end_down, SIGNAL(clicked()), this, SLOT(collectAllParameters()));
+            connect(wpval->end_left, SIGNAL(clicked()), this, SLOT(collectAllParameters()));
+            connect(wpval->end_right, SIGNAL(clicked()), this, SLOT(collectAllParameters()));
+            connect(wpval->end_center, SIGNAL(clicked()), this, SLOT(collectAllParameters()));
+            connect(wpval->start_up, SIGNAL(clicked()), this, SLOT(collectAllParameters()));
+            connect(wpval->start_down, SIGNAL(clicked()), this, SLOT(collectAllParameters()));
+            connect(wpval->start_left, SIGNAL(clicked()), this, SLOT(collectAllParameters()));
+            connect(wpval->start_right, SIGNAL(clicked()), this, SLOT(collectAllParameters()));
+            connect(wpval->start_center, SIGNAL(clicked()), this, SLOT(collectAllParameters()));
+            connect(wpval->start_transp, SIGNAL(valueChanged(int)), this, SLOT(collectAllParameters()));
+            connect(wpval->end_transp, SIGNAL(valueChanged(int)), this, SLOT(collectAllParameters()));
+            //wpval->title->setTitle(na.toElement().text());
+            m_valueItems[paramName] = wpval;
+            m_uiItems.append(wpval);
+        } else {
+            delete toFillin;
+            toFillin = NULL;
+        }
+
+        if (toFillin) {
+            m_items.append(toFillin);
+            m_vbox->addWidget(toFillin);
+        }
+    }
+    m_vbox->addStretch();
+}
+
+void EffectStackEdit::slotSeekToPos(int pos)
+{
+    emit seekTimeline(m_in + pos);
+}
+
+wipeInfo EffectStackEdit::getWipeInfo(QString value)
+{
+    wipeInfo info;
+    QString start = value.section(';', 0, 0);
+    QString end = value.section(';', 1, 1).section('=', 1, 1);
+    if (start.startsWith("-100%,0")) info.start = LEFT;
+    else if (start.startsWith("100%,0")) info.start = RIGHT;
+    else if (start.startsWith("0%,100%")) info.start = DOWN;
+    else if (start.startsWith("0%,-100%")) info.start = UP;
+    else info.start = CENTER;
+    if (start.count(':') == 2) info.startTransparency = start.section(':', -1).toInt();
+    else info.startTransparency = 100;
+
+    if (end.startsWith("-100%,0")) info.end = LEFT;
+    else if (end.startsWith("100%,0")) info.end = RIGHT;
+    else if (end.startsWith("0%,100%")) info.end = DOWN;
+    else if (end.startsWith("0%,-100%")) info.end = UP;
+    else info.end = CENTER;
+    if (end.count(':') == 2) info.endTransparency = end.section(':', -1).toInt();
+    else info.endTransparency = 100;
+    return info;
+}
+
+QString EffectStackEdit::getWipeString(wipeInfo info)
+{
+
+    QString start;
+    QString end;
+    switch (info.start) {
+    case LEFT:
+        start = "-100%,0%:100%x100%";
+        break;
+    case RIGHT:
+        start = "100%,0%:100%x100%";
+        break;
+    case DOWN:
+        start = "0%,100%:100%x100%";
+        break;
+    case UP:
+        start = "0%,-100%:100%x100%";
+        break;
+    default:
+        start = "0%,0%:100%x100%";
+        break;
+    }
+    start.append(':' + QString::number(info.startTransparency));
+
+    switch (info.end) {
+    case LEFT:
+        end = "-100%,0%:100%x100%";
+        break;
+    case RIGHT:
+        end = "100%,0%:100%x100%";
+        break;
+    case DOWN:
+        end = "0%,100%:100%x100%";
+        break;
+    case UP:
+        end = "0%,-100%:100%x100%";
+        break;
+    default:
+        end = "0%,0%:100%x100%";
+        break;
+    }
+    end.append(':' + QString::number(info.endTransparency));
+    return QString(start + ";-1=" + end);
+}
+
+void EffectStackEdit::collectAllParameters()
+{
+    QDomElement oldparam = m_params.cloneNode().toElement();
+    QDomNodeList namenode = m_params.elementsByTagName("parameter");
+
+    for (int i = 0; i < namenode.count() ; i++) {
+        QDomNode pa = namenode.item(i);
+        QDomNode na = pa.firstChildElement("name");
+        QString type = pa.attributes().namedItem("type").nodeValue();
+        QString paramName = i18n(na.toElement().text().toUtf8().data());
+
+        QString setValue;
+        if (type == "double" || type == "constant") {
+            QSlider* slider = ((Constval*)m_valueItems[paramName])->horizontalSlider;
+            setValue = QString::number(slider->value());
+        } else if (type == "list") {
+            KComboBox *box = ((Listval*)m_valueItems[paramName])->list;
+            setValue = box->itemData(box->currentIndex()).toString();
+        } else if (type == "bool") {
+            QCheckBox *box = ((Boolval*)m_valueItems[paramName])->checkBox;
+            setValue = box->checkState() == Qt::Checked ? "1" : "0" ;
+        } else if (type == "color") {
+            KColorButton *color = ((Colorval*)m_valueItems[paramName])->kcolorbutton;
+            setValue = color->color().name();
+        } else if (type == "complex") {
+            ComplexParameter *complex = ((ComplexParameter*)m_valueItems[paramName+"complex"]);
+            namenode.item(i) = complex->getParamDesc();
+        } else if (type == "geometry") {
+            Geometryval *geom = ((Geometryval*)m_valueItems[paramName+"geometry"]);
+            namenode.item(i) = geom->getParamDesc();
+        } else if (type == "position") {
+            KRestrictedLine *line = ((Positionval*)m_valueItems[paramName+"position"])->krestrictedline;
+            int pos = m_timecode.getFrameCount(line->text(), KdenliveSettings::project_fps());
+            setValue = QString::number(pos);
+            if (m_params.attribute("id") == "fadein" || m_params.attribute("id") == "fade_from_black") {
+                // Make sure duration is not longer than clip
+                if (pos > m_out) {
+                    pos = m_out;
+                    line->setText(m_timecode.getTimecodeFromFrames(pos));
+                }
+                EffectsList::setParameter(m_params, "in", QString::number(m_in));
+                EffectsList::setParameter(m_params, "out", QString::number(m_in + pos));
+                setValue.clear();
+            } else if (m_params.attribute("id") == "fadeout" || m_params.attribute("id") == "fade_to_black") {
+                // Make sure duration is not longer than clip
+                if (pos > m_out) {
+                    pos = m_out;
+                    line->setText(m_timecode.getTimecodeFromFrames(pos));
+                }
+                EffectsList::setParameter(m_params, "in", QString::number(m_out + m_in - pos));
+                EffectsList::setParameter(m_params, "out", QString::number(m_out + m_in));
+                setValue.clear();
+            }
+        } else if (type == "wipe") {
+            Wipeval *wp = (Wipeval*)m_valueItems[paramName];
+            wipeInfo info;
+            if (wp->start_left->isChecked()) info.start = LEFT;
+            else if (wp->start_right->isChecked()) info.start = RIGHT;
+            else if (wp->start_up->isChecked()) info.start = UP;
+            else if (wp->start_down->isChecked()) info.start = DOWN;
+            else if (wp->start_center->isChecked()) info.start = CENTER;
+            else info.start = LEFT;
+            info.startTransparency = wp->start_transp->value();
+            if (wp->end_left->isChecked()) info.end = LEFT;
+            else if (wp->end_right->isChecked()) info.end = RIGHT;
+            else if (wp->end_up->isChecked()) info.end = UP;
+            else if (wp->end_down->isChecked()) info.end = DOWN;
+            else if (wp->end_center->isChecked()) info.end = CENTER;
+            else info.end = RIGHT;
+            info.endTransparency = wp->end_transp->value();
+            setValue = getWipeString(info);
+        }
+
+        if (!setValue.isNull()) {
+            pa.attributes().namedItem("value").setNodeValue(setValue);
+        }
+    }
+    emit parameterChanged(oldparam, m_params);
+}
+
+void EffectStackEdit::createSliderItem(const QString& name, int val , int min, int max)
+{
+    QWidget* toFillin = new QWidget;
+    Constval *ctval = new Constval;
+    ctval->setupUi(toFillin);
+
+    ctval->horizontalSlider->setMinimum(min);
+    ctval->horizontalSlider->setMaximum(max);
+    ctval->spinBox->setMinimum(min);
+    ctval->spinBox->setMaximum(max);
+    ctval->horizontalSlider->setPageStep((int)(max - min) / 10);
+    ctval->horizontalSlider->setValue(val);
+    ctval->label->setText(name);
+    m_valueItems[name] = ctval;
+    m_uiItems.append(ctval);
+    connect(ctval->horizontalSlider, SIGNAL(valueChanged(int)) , this, SLOT(collectAllParameters()));
+    m_items.append(toFillin);
+    m_vbox->addWidget(toFillin);
+}
+
+void EffectStackEdit::slotSliderMoved(int)
+{
+    collectAllParameters();
+}
+
+void EffectStackEdit::clearAllItems()
+{
+    qDeleteAll(m_items);
+    qDeleteAll(m_uiItems);
+    m_uiItems.clear();
+    m_items.clear();
+    m_valueItems.clear();
+    QLayoutItem *item = m_vbox->itemAt(0);
+    while (item) {
+        m_vbox->removeItem(item);
+        delete item;
+        item = m_vbox->itemAt(0);
+    }
 }