/***************************************************************************
- docclipbaseiterator.cpp - description
+ effectslist.cpp - description
-------------------
begin : Sat Aug 10 2002
copyright : (C) 2002 by Jason Wood
* *
***************************************************************************/
-#include <KDebug>
-#include <KLocale>
#include "effectslist.h"
+#include <KDebug>
+#include <KLocalizedString>
+
-EffectsList::EffectsList():
-QList < QDomElement > ()
+EffectsList::EffectsList(bool indexRequired) : m_useIndex(indexRequired)
{
+ m_baseElement = createElement("list");
+ appendChild(m_baseElement);
}
EffectsList::~EffectsList()
{
}
-QMap <QString, QString> EffectsList::effect(const QString & name)
+QDomElement EffectsList::getEffectByName(const QString & name) const
{
- QMap <QString, QString> filter;
- QString effectName;
- QDomElement effect;
- for (int i = 0; i < this->size(); ++i) {
- effect = this->at(i);
- QDomNode namenode = effect.elementsByTagName("name").item(0);
- if (!namenode.isNull()) {
- effectName = i18n(qstrdup(namenode.toElement().text().toUtf8()));
- if (name == effectName) break;
+ QString effectName;
+ QDomNodeList effects = m_baseElement.childNodes();
+ for (int i = 0; i < effects.count(); ++i) {
+ QDomElement effect = effects.at(i).toElement();
+ QDomElement namenode = effect.firstChildElement("name");
+ if (!namenode.isNull()) effectName = i18n(namenode.text().toUtf8().data());
+ if (name == effectName) {
+ QDomNodeList params = effect.elementsByTagName("parameter");
+ for (int i = 0; i < params.count(); ++i) {
+ QDomElement e = params.item(i).toElement();
+ if (!e.hasAttribute("value"))
+ e.setAttribute("value", e.attribute("default"));
+ }
+ return effect;
+ }
}
- }
- filter.insert("mlt_service", effect.attribute("tag"));
- filter.insert("name", name);
- return filter;
+
+ return QDomElement();
}
-QDomElement EffectsList::getEffectByName(const QString & name)
+
+void EffectsList::initEffect(const QDomElement &effect) const
{
- QString effectName;
- for (int i = 0; i < this->size(); ++i) {
- QDomElement effect = this->at(i);
- QDomNode namenode = effect.elementsByTagName("name").item(0);
- if (!namenode.isNull()) effectName = i18n(qstrdup(namenode.toElement().text().toUtf8()));
- if (name == effectName) return effect;
- }
+ QDomNodeList params = effect.elementsByTagName("parameter");
+ for (int i = 0; i < params.count(); ++i) {
+ QDomElement e = params.item(i).toElement();
+ if (!e.hasAttribute("value"))
+ e.setAttribute("value", e.attribute("default"));
+ }
+}
- return QDomElement();
+QDomElement EffectsList::getEffectByTag(const QString & tag, const QString & id) const
+{
+ QDomNodeList effects = m_baseElement.childNodes();
+ for (int i = 0; i < effects.count(); ++i) {
+ QDomElement effect = effects.at(i).toElement();
+ if (!id.isEmpty()) {
+ if (effect.attribute("id") == id) {
+ if (effect.tagName() == "effectgroup") {
+ // Effect group
+ QDomNodeList subeffects = effect.elementsByTagName("effect");
+ for (int j = 0; j < subeffects.count(); j++) {
+ QDomElement sub = subeffects.at(j).toElement();
+ initEffect(sub);
+ }
+ }
+ else initEffect(effect);
+ return effect;
+ }
+ } else if (!tag.isEmpty()) {
+ if (effect.attribute("tag") == tag) {
+ initEffect(effect);
+ return effect;
+ }
+ }
+ }
+ return QDomElement();
+}
+
+int EffectsList::hasEffect(const QString & tag, const QString & id) const
+{
+ QDomNodeList effects = m_baseElement.childNodes();
+ for (int i = 0; i < effects.count(); ++i) {
+ QDomElement effect = effects.at(i).toElement();
+ if (!id.isEmpty()) {
+ if (effect.attribute("id") == id) return effect.attribute("kdenlive_ix").toInt();
+ } else if (!tag.isEmpty() && effect.attribute("tag") == tag) {
+ return effect.attribute("kdenlive_ix").toInt();
+ }
+ }
+ return -1;
+}
+
+QStringList EffectsList::effectIdInfo(const int ix) const
+{
+ QStringList info;
+ QDomElement effect = m_baseElement.childNodes().at(ix).toElement();
+ if (effect.tagName() == "effectgroup") {
+ QString groupName = effect.attribute("name");
+ info << groupName << groupName << effect.attribute("id") << QString::number(Kdenlive::groupEffect);
+ } else {
+ QDomElement namenode = effect.firstChildElement("name");
+ info << i18n(namenode.text().toUtf8().data()) << effect.attribute("tag") << effect.attribute("id");
+ }
+ return info;
}
QStringList EffectsList::effectNames()
{
- QStringList list;
- for (int i = 0; i < this->size(); ++i) {
- QDomElement effect = this->at(i);
- QDomNode namenode = effect.elementsByTagName("name").item(0);
- if (!namenode.isNull()) list.append(i18n(qstrdup(namenode.toElement().text().toUtf8())));
- }
- return list;
+ QStringList list;
+ QDomNodeList effects = m_baseElement.childNodes();
+ for (int i = 0; i < effects.count(); ++i) {
+ QDomElement effect = effects.at(i).toElement();
+ QDomElement namenode = effect.firstChildElement("name");
+ if (!namenode.isNull()) list.append(i18n(namenode.text().toUtf8().data()));
+ }
+ return list;
+}
+
+QString EffectsList::getInfo(const QString & tag, const QString & id) const
+{
+ QString info;
+ return getEffectInfo(getEffectByTag(tag, id));
+}
+
+QString EffectsList::getInfoFromIndex(const int ix) const
+{
+ QString info;
+ return getEffectInfo(m_baseElement.childNodes().at(ix).toElement());
}
-QString EffectsList::getInfo(QString effectName)
+QString EffectsList::getEffectInfo(const QDomElement &effect) const
{
- QString info;
- QDomElement effect = getEffectByName(effectName);
- QDomNode namenode = effect.elementsByTagName("description").item(0);
- if (!namenode.isNull()) info = i18n(qstrdup(namenode.toElement().text().toUtf8()));
- namenode = effect.elementsByTagName("author").item(0);
- if (!namenode.isNull()) info.append(i18n("<br><b>Author:</b> ") + i18n(qstrdup(namenode.toElement().text().toUtf8())));
- return info;
+ QString info;
+ QDomElement namenode = effect.firstChildElement("description");
+ if (!namenode.isNull())
+ info = i18n(namenode.firstChild().nodeValue().simplified().toUtf8().data());
+
+ namenode = effect.firstChildElement("author");
+ if (!namenode.isNull())
+ info.append("<br /><strong>" + i18n("Author:") + " </strong>" + i18n(namenode.text().toUtf8().data()));
+
+ namenode = effect.firstChildElement("version");
+ if (!namenode.isNull())
+ info.append(QString(" (%1)").arg(namenode.text()));
+
+ return info;
}
+// static
+bool EffectsList::hasKeyFrames(const QDomElement &effect)
+{
+ QDomNodeList params = effect.elementsByTagName("parameter");
+ for (int i = 0; i < params.count(); ++i) {
+ QDomElement e = params.item(i).toElement();
+ if (e.attribute("type") == "keyframe") return true;
+ }
+ return false;
+}
+
+// static
+bool EffectsList::hasSimpleKeyFrames(const QDomElement &effect)
+{
+ QDomNodeList params = effect.elementsByTagName("parameter");
+ for (int i = 0; i < params.count(); ++i) {
+ QDomElement e = params.item(i).toElement();
+ if (e.attribute("type") == "simplekeyframe") return true;
+ }
+ return false;
+}
+
+// static
+bool EffectsList::hasGeometryKeyFrames(const QDomElement &effect)
+{
+ QDomNodeList params = effect.elementsByTagName("parameter");
+ for (int i = 0; i < params.count(); ++i) {
+ QDomElement param = params.item(i).toElement();
+ if (param.attribute("type") == "geometry" && !param.hasAttribute("fixed"))
+ return true;
+ }
+ return false;
+}
+
+void EffectsList::clone(const EffectsList &original)
+{
+ setContent(original.toString());
+ m_baseElement = documentElement();
+}
+
+void EffectsList::clearList()
+{
+ while (!m_baseElement.firstChild().isNull())
+ m_baseElement.removeChild(m_baseElement.firstChild());
+}
+
+// static
+void EffectsList::setParameter(QDomElement effect, const QString &name, const QString &value)
+{
+ QDomNodeList params = effect.elementsByTagName("parameter");
+ bool found = false;
+ for (int i = 0; i < params.count(); ++i) {
+ QDomElement e = params.item(i).toElement();
+ if (e.attribute("name") == name) {
+ e.setAttribute("value", value);
+ found = true;
+ break;
+ }
+ }
+ if (!found) {
+ // create property
+ QDomDocument doc = effect.ownerDocument();
+ QDomElement e = doc.createElement("parameter");
+ e.setAttribute("name", name);
+ QDomText val = doc.createTextNode(value);
+ e.appendChild(val);
+ effect.appendChild(e);
+ }
+}
+
+// static
+QString EffectsList::parameter(const QDomElement &effect, const QString &name)
+{
+ QDomNodeList params = effect.elementsByTagName("parameter");
+ for (int i = 0; i < params.count(); ++i) {
+ QDomElement e = params.item(i).toElement();
+ if (e.attribute("name") == name) {
+ return e.attribute("value");
+ }
+ }
+ return QString();
+}
+
+// static
+void EffectsList::setProperty(QDomElement effect, const QString &name, const QString &value)
+{
+ QDomNodeList params = effect.elementsByTagName("property");
+ // Update property if it already exists
+ bool found = false;
+ for (int i = 0; i < params.count(); ++i) {
+ QDomElement e = params.item(i).toElement();
+ if (e.attribute("name") == name) {
+ e.firstChild().setNodeValue(value);
+ found = true;
+ break;
+ }
+ }
+ if (!found) {
+ // create property
+ QDomDocument doc = effect.ownerDocument();
+ QDomElement e = doc.createElement("property");
+ e.setAttribute("name", name);
+ QDomText val = doc.createTextNode(value);
+ e.appendChild(val);
+ effect.appendChild(e);
+ }
+}
+
+// static
+void EffectsList::renameProperty(QDomElement effect, const QString &oldName, const QString &newName)
+{
+ QDomNodeList params = effect.elementsByTagName("property");
+ // Update property if it already exists
+ for (int i = 0; i < params.count(); ++i) {
+ QDomElement e = params.item(i).toElement();
+ if (e.attribute("name") == oldName) {
+ e.setAttribute("name", newName);
+ break;
+ }
+ }
+}
+
+// static
+QString EffectsList::property(QDomElement effect, const QString &name)
+{
+ QDomNodeList params = effect.elementsByTagName("property");
+ for (int i = 0; i < params.count(); ++i) {
+ QDomElement e = params.item(i).toElement();
+ if (e.attribute("name") == name) {
+ return e.firstChild().nodeValue();
+ }
+ }
+ return QString();
+}
+
+// static
+void EffectsList::removeProperty(QDomElement effect, const QString &name)
+{
+ QDomNodeList params = effect.elementsByTagName("property");
+ for (int i = 0; i < params.count(); ++i) {
+ QDomElement e = params.item(i).toElement();
+ if (e.attribute("name") == name) {
+ effect.removeChild(params.item(i));
+ break;
+ }
+ }
+}
+
+// static
+void EffectsList::removeMetaProperties(QDomElement producer)
+{
+ QDomNodeList params = producer.elementsByTagName("property");
+ for (int i = 0; i < params.count(); ++i) {
+ QDomElement e = params.item(i).toElement();
+ if (e.attribute("name").startsWith("meta")) {
+ producer.removeChild(params.item(i));
+ --i;
+ }
+ }
+}
+
+QDomElement EffectsList::append(QDomElement e)
+{
+ QDomElement result;
+ if (!e.isNull()) {
+ result = m_baseElement.appendChild(importNode(e, true)).toElement();
+ if (m_useIndex) {
+ updateIndexes(m_baseElement.childNodes(), m_baseElement.childNodes().count() - 1);
+ }
+ }
+ return result;
+}
+
+int EffectsList::count() const
+{
+ return m_baseElement.childNodes().count();
+}
+
+bool EffectsList::isEmpty() const
+{
+ return !m_baseElement.hasChildNodes();
+}
+
+const QDomElement EffectsList::at(int ix) const
+{
+ QDomNodeList effects = m_baseElement.childNodes();
+ if (ix < 0 || ix >= effects.count()) return QDomElement();
+ return effects.at(ix).toElement();
+}
+
+void EffectsList::removeAt(int ix)
+{
+ QDomNodeList effects = m_baseElement.childNodes();
+ if (ix <= 0 || ix > effects.count()) return;
+ m_baseElement.removeChild(effects.at(ix - 1));
+ if (m_useIndex) updateIndexes(effects, ix - 1);
+}
+
+QDomElement EffectsList::itemFromIndex(int ix) const
+{
+ QDomNodeList effects = m_baseElement.childNodes();
+ if (ix <= 0 || ix > effects.count()) return QDomElement();
+ return effects.at(ix - 1).toElement();
+}
+
+QDomElement EffectsList::insert(QDomElement effect)
+{
+ QDomNodeList effects = m_baseElement.childNodes();
+ int ix = effect.attribute("kdenlive_ix").toInt();
+ QDomElement result;
+ if (ix <= 0 || ix > effects.count()) {
+ ix = effects.count();
+ result = m_baseElement.appendChild(importNode(effect, true)).toElement();
+ }
+ else {
+ QDomElement listeffect = effects.at(ix - 1).toElement();
+ result = m_baseElement.insertBefore(importNode(effect, true), listeffect).toElement();
+ }
+ if (m_useIndex && ix > 0)
+ updateIndexes(effects, ix - 1);
+ return result;
+}
+
+void EffectsList::updateIndexes(QDomNodeList effects, int startIndex)
+{
+ for (int i = startIndex; i < effects.count(); ++i) {
+ QDomElement listeffect = effects.at(i).toElement();
+ listeffect.setAttribute(QLatin1String("kdenlive_ix"), i + 1);
+ }
+}
+
+void EffectsList::enableEffects(const QList <int>& indexes, bool disable)
+{
+ QDomNodeList effects = m_baseElement.childNodes();
+ QDomElement effect;
+ for (int i = 0; i < indexes.count(); ++i) {
+ effect = effectFromIndex(effects, indexes.at(i));
+ effect.setAttribute("disable", (int) disable);
+ }
+}
+
+QDomElement EffectsList::effectFromIndex(const QDomNodeList &effects, int ix)
+{
+ if (ix <= 0 || ix > effects.count()) return QDomElement();
+ return effects.at(ix - 1).toElement();
+}
+
+void EffectsList::updateEffect(const QDomElement &effect)
+{
+ QDomNodeList effects = m_baseElement.childNodes();
+ int ix = effect.attribute("kdenlive_ix").toInt();
+ QDomElement current = effectFromIndex(effects, ix);
+ if (!current.isNull()) {
+ m_baseElement.insertBefore(importNode(effect, true), current);
+ m_baseElement.removeChild(current);
+ }
+ else m_baseElement.appendChild(importNode(effect, true));
+}