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#include "layout.h"
#include <QtCore/QStack>
#include <QtCore/QVector>
LYTLayout::LYTLayout(LYTPackageBase &package) : rootPane(0), m_package(package) {
this->clear();
}
LYTLayout::LYTLayout(LYTPackageBase &package, QString name) : rootPane(0), m_package(package) {
this->loadLayoutFromPackage(name);
}
LYTLayout::~LYTLayout() {
this->clear();
}
void LYTLayout::clear() {
this->width = 608.0;
this->height = 456.0;
this->m_fontRefs.clear();
this->m_textureRefs.clear();
foreach (LYTMaterial *material, materials.values())
delete material;
this->materials.clear();
if (this->rootPane != 0)
delete this->rootPane;
}
LYTPackageBase &LYTLayout::package() const {
return m_package;
}
bool LYTLayout::loadLayoutFromPackage(QString name) {
qDebug() << "Loading layout: " << name;
qDebug() << "From package: " << m_package.description();
QStack<LYTPane *> paneStack;
LYTPane *lastPane, *newPane;
bool hasGroupContainer = false;
int groupStackID = 0;
QByteArray layoutData = m_package.getLayout(name);
LYTBinaryFile file(layoutData);
this->clear();
foreach (LYTBinaryFileSection section, file.sections) {
// Handle every section in the file
qDebug("Handling %c%c%c%c", section.magic.str[3], section.magic.str[2], section.magic.str[1], section.magic.str[0]);
switch (section.magic.value) {
case 'lyt1':
this->readLyt1(section);
break;
case 'txl1':
this->readTxl1(section);
break;
case 'fnl1':
this->readFnl1(section);
break;
case 'mat1':
this->readMat1(section);
break;
case 'pan1':
case 'txt1':
case 'pic1':
case 'wnd1':
case 'bnd1':
newPane = this->createPaneObj(section);
newPane->dumpToDebug();
if (rootPane == 0)
rootPane = newPane;
if (!paneStack.empty()) {
newPane->parent = paneStack.last();
paneStack.last()->children.append(newPane);
}
lastPane = newPane;
break;
case 'pas1':
paneStack.push(lastPane);
break;
case 'pae1':
lastPane = paneStack.pop();
break;
case 'grp1':
if (!hasGroupContainer) {
// nw4r::lyt::Layout::Build actually creates a GroupContainer
// but we just use a QList so we don't need to do that
hasGroupContainer = true;
} else {
if (groupStackID == 1) {
// create a group and add it to the list
QDataStream in(section.data);
InitDataStream(in);
groups.append(new LYTGroup());
groups.last()->readFromDataStream(in, *this->rootPane);
}
}
break;
case 'grs1':
groupStackID++;
break;
case 'gre1':
groupStackID--;
break;
}
}
// todo: usd1
return true;
}
void LYTLayout::readLyt1(LYTBinaryFileSection §ion) {
// initial info block containing width + height
QDataStream in(section.data);
InitDataStream(in);
in.skipRawData(4); // unused in newer nw4r::lyt versions - TODO: add support
in >> (float&)width;
in >> (float&)height;
qDebug() << "Read lyt1 block: layout size:" << width << "x" << height;
}
void LYTLayout::readTxl1(LYTBinaryFileSection §ion) {
// list of texture references for this layout
QDataStream in(section.data);
InitDataStream(in);
m_textureRefs = ReadStringList(in);
}
void LYTLayout::readFnl1(LYTBinaryFileSection §ion) {
// list of font references for this layout
QDataStream in(section.data);
InitDataStream(in);
m_fontRefs = ReadStringList(in);
}
void LYTLayout::readMat1(LYTBinaryFileSection §ion) {
// the material section for the layout
// not fun.
QDataStream in(section.data);
InitDataStream(in);
quint16 count;
in >> (quint16&)count;
in.skipRawData(2); // padding
// create a list of every offset
// these offsets are from the start of the section, not from
// the first offset entry like StringLists are
QVector<quint32> materialOffsets(count);
for (int i = 0; i < count; i++) {
quint32 offset;
in >> (quint32&)offset;
materialOffsets[i] = offset;
}
// now read each material
for (int i = 0; i < count; i++) {
// subtract 8 from the offset because section.data doesn't contain
// the nw4r::ut::BinaryBlockHeader whereas these offsets do count it
in.device()->seek(materialOffsets[i] - 8);
LYTMaterial *material = new LYTMaterial(*this);
material->readFromDataStream(in);
material->dumpToDebug();
materials.insert(material->name, material);
}
}
LYTPane *LYTLayout::createPaneObj(LYTBinaryFileSection §ion) {
LYTPane *pane;
if (section.magic.value == 'pan1')
pane = new LYTPane(*this);
else if (section.magic.value == 'txt1')
pane = new LYTTextBox(*this);
else if (section.magic.value == 'pic1')
pane = new LYTPicture(*this);
else if (section.magic.value == 'wnd1')
pane = new LYTWindow(*this);
else if (section.magic.value == 'bnd1')
pane = new LYTBounding(*this);
QDataStream in(section.data);
InitDataStream(in);
pane->readFromDataStream(in);
return pane;
}
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