bool removeKeyframes(KisImageSP image, const FrameItemList &frames) {
bool result = false;
QScopedPointer<KUndo2Command> cmd(
new KUndo2Command(kundo2_i18np("Remove Keyframe",
"Remove Keyframes",
frames.size()))); // lisp-lovers present ;)
foreach (const FrameItem &item, frames) {
const int time = item.time;
KisNodeSP node = item.node;
KisKeyframeChannel *content =
node->getKeyframeChannel(KisKeyframeChannel::Content.id());
if (!content) continue;
KisKeyframeSP keyframe = content->keyframeAt(time);
if (!keyframe) continue;
content->deleteKeyframe(keyframe, cmd.data());
result = true;
}
if (result) {
image->postExecutionUndoAdapter()->addCommand(toQShared(cmd.take()));
}
return result;
}
bool moveKeyframes(KisImageSP image,
const FrameItemList &srcFrames,
const FrameItemList &dstFrames,
bool copy) {
if (srcFrames.size() != dstFrames.size()) return false;
bool result = false;
QScopedPointer<KUndo2Command> cmd(
new KUndo2Command(!copy ?
kundo2_i18np("Move Keyframe",
"Move Keyframes",
srcFrames.size()) :
kundo2_i18np("Copy Keyframe",
"Copy Keyframes",
srcFrames.size()))); // lisp-lovers present ;)
for (int i = 0; i < srcFrames.size(); i++) {
const int srcTime = srcFrames[i].time;
KisNodeSP srcNode = srcFrames[i].node;
const int dstTime = dstFrames[i].time;
KisNodeSP dstNode = dstFrames[i].node;
if (srcNode != dstNode) continue;
KisKeyframeChannel *content =
srcNode->getKeyframeChannel(KisKeyframeChannel::Content.id());
if (!content) continue;
KisKeyframeSP dstKeyframe = content->keyframeAt(dstTime);
if (dstKeyframe) {
content->deleteKeyframe(dstKeyframe, cmd.data());
}
KisKeyframeSP srcKeyframe = content->keyframeAt(srcTime);
if (srcKeyframe) {
if (copy) {
content->copyKeyframe(srcKeyframe, dstTime, cmd.data());
} else {
content->moveKeyframe(srcKeyframe, dstTime, cmd.data());
}
}
result = true;
}
if (result) {
image->postExecutionUndoAdapter()->addCommand(toQShared(cmd.take()));
}
return result;
}
void KisKraLoader::loadNodeKeyframes(KoStore *store, const QString &location, KisNodeSP node)
{
if (!store->open(location)) {
m_d->errorMessages << i18n("Could not load keyframes from %1.", location);
return;
}
QString errorMsg;
int errorLine;
int errorColumn;
KoXmlDocument doc = KoXmlDocument(true);
bool ok = doc.setContent(store->device(), &errorMsg, &errorLine, &errorColumn);
store->close();
if (!ok) {
m_d->errorMessages << i18n("parsing error in the keyframe file %1 at line %2, column %3\nError message: %4", location, errorLine, errorColumn, i18n(errorMsg.toUtf8()));
return;
}
QDomDocument dom;
KoXml::asQDomElement(dom, doc.documentElement());
QDomElement root = dom.firstChildElement();
for (QDomElement child = root.firstChildElement(); !child.isNull(); child = child.nextSiblingElement()) {
if (child.nodeName().toUpper() == "CHANNEL") {
QString id = child.attribute("name");
KisKeyframeChannel *channel = node->getKeyframeChannel(id);
if (!channel) {
m_d->errorMessages << i18n("unknown keyframe channel type: %1 in %2", id, location);
continue;
}
channel->loadXML(child);
}
}
}
bool moveKeyframes(KisImageSP image,
const FrameItemList &srcFrames,
const FrameItemList &dstFrames,
bool copy,
KUndo2Command *parentCommand) {
if (srcFrames.size() != dstFrames.size()) return false;
bool result = false;
QScopedPointer<KUndo2Command> cmd(
new KUndo2Command(!copy ?
kundo2_i18np("Move Keyframe",
"Move %1 Keyframes",
srcFrames.size()) :
kundo2_i18np("Copy Keyframe",
"Copy %1 Keyframes",
srcFrames.size()),
parentCommand));
for (int i = 0; i < srcFrames.size(); i++) {
const int srcTime = srcFrames[i].time;
KisNodeSP srcNode = srcFrames[i].node;
KisKeyframeChannel *srcChannel = srcNode->getKeyframeChannel(srcFrames[i].channel);
const int dstTime = dstFrames[i].time;
KisNodeSP dstNode = dstFrames[i].node;
KisKeyframeChannel *dstChannel = dstNode->getKeyframeChannel(dstFrames[i].channel, true);
if (srcNode == dstNode) {
if (!srcChannel) continue;
KisKeyframeSP srcKeyframe = srcChannel->keyframeAt(srcTime);
if (srcKeyframe) {
if (copy) {
srcChannel->copyKeyframe(srcKeyframe, dstTime, cmd.data());
} else {
srcChannel->moveKeyframe(srcKeyframe, dstTime, cmd.data());
}
}
} else {
if (!srcChannel|| !dstChannel) continue;
KisKeyframeSP srcKeyframe = srcChannel->keyframeAt(srcTime);
if (!srcKeyframe) continue;
dstChannel->copyExternalKeyframe(srcChannel, srcTime, dstTime, cmd.data());
if (!copy) {
srcChannel->deleteKeyframe(srcKeyframe, cmd.data());
}
}
result = true;
}
if (parentCommand) {
cmd.take();
} else if (result) {
image->postExecutionUndoAdapter()->addCommand(toQShared(cmd.take()));
}
return result;
}
