/***************************************************************************
* This file is part of the Lime Report project *
* Copyright (C) 2021 by Alexander Arin *
* arin_a@bk.ru *
* *
** GNU General Public License Usage **
* *
* This library is free software: you can redistribute it and/or modify *
* it under the terms of the GNU General Public License as published by *
* the Free Software Foundation, either version 3 of the License, or *
* (at your option) any later version. *
* You should have received a copy of the GNU General Public License *
* along with this program. If not, see <http://www.gnu.org/licenses/>. *
* *
** GNU Lesser General Public License **
* *
* This library is free software: you can redistribute it and/or modify *
* it under the terms of the GNU Lesser General Public License as *
* published by the Free Software Foundation, either version 3 of the *
* License, or (at your option) any later version. *
* You should have received a copy of the GNU Lesser General Public *
* License along with this library. *
* If not, see <http://www.gnu.org/licenses/>. *
* *
* This library is distributed in the hope that it will be useful, *
* but WITHOUT ANY WARRANTY; without even the implied warranty of *
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
* GNU General Public License for more details. *
****************************************************************************/
#include <stdexcept>
#include <QMessageBox>
#include "lrglobal.h"
#include "lrreportrender.h"
#include "lrpagedesignintf.h"
#include "lrbanddesignintf.h"
#include "lritemdesignintf.h"
#include "lrscriptenginemanager.h"
#include "serializators/lrxmlreader.h"
#include "serializators/lrxmlwriter.h"
namespace LimeReport{
void ReportRender::initColumns(){
m_maxHeightByColumn.clear();
m_currentStartDataPos.clear();
m_maxHeightByColumn.append(0);
m_currentStartDataPos.append(0);
m_currentColumn = 0;
}
bool ReportRender::isNeedToRearrangeColumnsItems()
{
if (m_columnedBandItems.size()<=1) return false;
if (m_columnedBandItems[0]->columnsFillDirection()!=BandDesignIntf::VerticalUniform)
return false;
int avg = m_columnedBandItems.size()/m_columnedBandItems[0]->columnsCount();
for (int i=0;i<m_maxHeightByColumn.size();++i){
qreal maxHeight = 0;
int maxHeightColumn = 0;
if (m_maxHeightByColumn[i]>maxHeight){
maxHeight = m_maxHeightByColumn[i];
maxHeightColumn = i;
}
if (maxHeightColumn>0 && columnItemsCount(maxHeightColumn)<avg &&
maxHeight> lastColumnItem(maxHeightColumn-1)->height()
){
return true;
}
}
return false;
}
BandDesignIntf *ReportRender::lastColumnItem(int columnIndex)
{
if (columnIndex<0) return 0;
for(int i=0;i<m_columnedBandItems.size();++i){
if (m_columnedBandItems[i]->columnIndex()>columnIndex)
return m_columnedBandItems[i-1];
}
return m_columnedBandItems.last();
}
void ReportRender::rearrangeColumnsItems()
{
if (isNeedToRearrangeColumnsItems()){
qreal startHeight = columnHeigth(0);
int avg = m_columnedBandItems.size() / m_columnedBandItems[0]->columnsCount();
for (int i = 1; i < m_columnedBandItems[0]->columnsCount(); ++i){
if (columnItemsCount(i) < avg){
int getCount = avg * (m_columnedBandItems[0]->columnsCount()-i) - columnItemsCount(i);
for (int j = 0; j < getCount; ++j){
BandDesignIntf* band = lastColumnItem(i-1);
band->setPos(band->pos().x()+band->width(),m_columnedBandItems[0]->pos().y());
band->setColumnIndex(i);
}
}
}
m_renderPageItem->relocateBands();
m_maxHeightByColumn[0]+=startHeight-maxColumnHeight();
m_currentStartDataPos[0]-=startHeight-maxColumnHeight();
m_columnedBandItems.clear();
}
}
int ReportRender::columnItemsCount(int columnIndex)
{
int result = 0;
foreach(BandDesignIntf* band, m_columnedBandItems){
if (band->columnIndex()==columnIndex)
++result;
if (band->columnIndex()>columnIndex) break;
}
return result;
}
qreal ReportRender::columnHeigth(int columnIndex)
{
qreal result = 0;
for(int i=0;i<m_columnedBandItems.size();++i){
if (m_columnedBandItems[i]->columnIndex()==columnIndex)
result += m_columnedBandItems[i]->height();
if (m_columnedBandItems[i]->columnIndex()>columnIndex) break;
}
return result;
}
qreal ReportRender::maxColumnHeight()
{
qreal result = 0;
for (int i=0;i<m_columnedBandItems[0]->columnsCount();++i){
qreal curColumnHeight = columnHeigth(i);
if (curColumnHeight>result) result = curColumnHeight;
}
return result;
}
void ReportRender::renameChildItems(BaseDesignIntf *item){
foreach(BaseDesignIntf* child, item->childBaseItems()){
if (!child->childBaseItems().isEmpty()) renameChildItems(child);
child->setObjectName(child->metaObject()->className()+QString::number(++m_currentNameIndex));
}
}
ReportRender::ReportRender(QObject *parent)
:QObject(parent), m_renderPageItem(0), m_pageCount(0),
m_lastRenderedHeader(0), m_lastDataBand(0), m_lastRenderedFooter(0),
m_lastRenderedBand(0), m_currentColumn(0), m_newPageStarted(false),
m_lostHeadersMoved(false)
{
initColumns();
}
void ReportRender::setDatasources(DataSourceManager *value)
{
m_datasources=value;
initVariables();
resetPageNumber(BandReset);
}
void ReportRender::setScriptContext(ScriptEngineContext* scriptContext)
{
m_scriptEngineContext=scriptContext;
}
void ReportRender::initDatasources(){
try{
datasources()->setAllDatasourcesToFirst();
} catch(ReportError &exception){
//TODO possible should thow exeption
QMessageBox::critical(0,tr("Error"),exception.what());
return;
}
}
void ReportRender::initDatasource(const QString& name){
try{
if (datasources()->containsDatasource(name)){
IDataSource* ds = datasources()->dataSource(name);
if (ds)
ds->first();
}
} catch(ReportError &exception){
QMessageBox::critical(0,tr("Error"),exception.what());
return;
}
}
void ReportRender::analizeItem(ContentItemDesignIntf* contentItem, BandDesignIntf* band){
Q_UNUSED(band)
if (contentItem){
QString content = contentItem->content();
QVector<QString> functions;
foreach(const QString &functionName, m_datasources->groupFunctionNames()){
#if QT_VERSION >= QT_VERSION_CHECK(5, 12, 3)
QRegularExpression rx(QString(Const::GROUP_FUNCTION_RX).arg(functionName));
rx.setPatternOptions(rx.InvertedGreedinessOption);
if(content.indexOf(rx)>=0){
functions.append(functionName);
}
// TODO: Qt6 port - done
#else
QRegExp rx(QString(Const::GROUP_FUNCTION_RX).arg(functionName));
rx.setMinimal(true);
if (rx.indexIn(content)>=0){
functions.append(functionName);
}
#endif
}
if (functions.size()>0)
m_groupfunctionItems.insert(contentItem->patternName(), functions);
}
}
void ReportRender::analizeContainer(BaseDesignIntf* item, BandDesignIntf* band){
if (item){
foreach(BaseDesignIntf* child, item->childBaseItems()){
ContentItemDesignIntf* contentItem = dynamic_cast<ContentItemDesignIntf*>(child);
if (contentItem) analizeItem(contentItem, band);
else analizeContainer(child, band);
}
}
}
void ReportRender::analizePage(PageItemDesignIntf* patternPage){
m_groupfunctionItems.clear();
foreach(BandDesignIntf* band, patternPage->bands()){
if (band->isFooter() || band->isHeader()){
analizeContainer(band,band);
}
}
}
void ReportRender::renderPage(PageItemDesignIntf* patternPage, bool isTOC, bool /*isFirst*/, bool /*resetPageNumbers*/)
{
m_currentNameIndex = 0;
m_patternPageItem = patternPage;
analizePage(patternPage);
if (m_patternPageItem->resetPageNumber() && m_pageCount>0 && !isTOC) {
resetPageNumber(PageReset);
}
if (m_patternPageItem->resetPageNumber() && !isTOC && m_pageCount == 0){
m_pagesRanges.startNewRange();
}
m_renderCanceled = false;
BandDesignIntf* reportFooter = m_patternPageItem->bandByType(BandDesignIntf::ReportFooter);
m_reportFooterHeight = 0;
if (reportFooter)
m_reportFooterHeight = reportFooter->height();
initGroups();
clearPageMap();
try{
datasources()->setAllDatasourcesToFirst();
datasources()->clearGroupFuntionsExpressions();
} catch(ReportError &exception){
//TODO possible should thow exeption
QMessageBox::critical(0,tr("Error"),exception.what());
return;
}
clearPageMap();
startNewPage(true);
renderReportHeader(m_patternPageItem, AfterPageHeader);
BandDesignIntf* lastRenderedBand = 0;
for (int i=0;i<m_patternPageItem->dataBandCount() && !m_renderCanceled; i++){
lastRenderedBand = m_patternPageItem->dataBandAt(i);
initDatasource(lastRenderedBand->datasourceName());
renderDataBand(lastRenderedBand);
if (i < m_patternPageItem->dataBandCount()-1) closeFooterGroup(lastRenderedBand);
}
if (reportFooter)
renderBand(reportFooter, 0, StartNewPageAsNeeded);
if (lastRenderedBand && lastRenderedBand->keepFooterTogether())
closeFooterGroup(lastRenderedBand);
BandDesignIntf* tearOffBand = m_patternPageItem->bandByType(BandDesignIntf::TearOffBand);
if (tearOffBand)
renderBand(tearOffBand, 0, StartNewPageAsNeeded);
savePage(true);
}
int ReportRender::pageCount()
{
return m_renderedPages.count();
}
PageItemDesignIntf::Ptr ReportRender::pageAt(int index)
{
if ((index>m_renderedPages.count()-1)||(index<0)) throw ReportError(tr("page index out of range"));
else return m_renderedPages.at(index);
}
QString ReportRender::renderPageToString(PageItemDesignIntf *patternPage)
{
renderPage(patternPage);
return toString();
}
ReportPages ReportRender::renderPageToPages(PageItemDesignIntf *patternPage)
{
renderPage(patternPage);
return m_renderedPages;
}
ReportPages ReportRender::renderTOC(PageItemDesignIntf* patternPage, bool first, bool resetPages){
renderPage(patternPage, true, first, resetPages);
return m_renderedPages;
}
void ReportRender::initRenderPage()
{
if (!m_renderPageItem) {
m_renderPageItem = new PageItemDesignIntf(m_patternPageItem->pageSize(), m_patternPageItem->pageRect());
m_renderPageItem->initFromItem(m_patternPageItem);
m_renderPageItem->setItemMode(PreviewMode);
m_renderPageItem->setPatternName(m_patternPageItem->objectName());
m_renderPageItem->setPatternItem(m_patternPageItem);
ScriptValueType svCurrentPage;
ScriptEngineType* se = ScriptEngineManager::instance().scriptEngine();
#ifdef USE_QJSENGINE
svCurrentPage = getJSValue(*se, m_renderPageItem);
se->globalObject().setProperty("currentPage", svCurrentPage);
#else
svCurrentPage = se->globalObject().property("currentPage");
if (svCurrentPage.isValid()){
se->newQObject(svCurrentPage, m_renderPageItem);
} else {
svCurrentPage = se->newQObject(m_renderPageItem);
se->globalObject().setProperty("currentPage", svCurrentPage);
}
#endif
}
}
void ReportRender::initVariables()
{
m_datasources->setReportVariable("#PAGE",1);
m_datasources->setReportVariable("#PAGE_COUNT",0);
m_datasources->setReportVariable("#IS_LAST_PAGEFOOTER",false);
m_datasources->setReportVariable("#IS_FIRST_PAGEFOOTER",false);
}
void ReportRender::clearPageMap()
{
m_renderedPages.clear();
}
bool checkContentItem(ContentItemDesignIntf* item, DataSourceManager* datasources){
QString content = item->content();
foreach(QString functionName, datasources->groupFunctionNames()){
#if QT_VERSION >= QT_VERSION_CHECK(5, 12, 3)
QRegularExpression rx(QString(Const::GROUP_FUNCTION_RX).arg(functionName));
rx.setPatternOptions(rx.InvertedGreedinessOption);
if(content.indexOf(rx)>=0){
return true;
}
// TODO: Qt6 port - done
#else
QRegExp rx(QString(Const::GROUP_FUNCTION_RX).arg(functionName));
if (rx.indexIn(content)>=0){
return true;
}
#endif
}
return false;
}
bool ReportRender::containsGroupFunctions(BaseDesignIntf *container){
if (container){
foreach (BaseDesignIntf* item, container->childBaseItems()) {
ContentItemDesignIntf* contentItem = dynamic_cast<ContentItemDesignIntf*>(item);
if (contentItem){
if (checkContentItem(contentItem, m_datasources)) return true;
} else {
if (containsGroupFunctions(item)) return true;
}
}
}
return false;
}
void ReportRender::extractGroupFuntionsFromItem(ContentItemDesignIntf* contentItem, BandDesignIntf* band){
#if QT_VERSION >= QT_VERSION_CHECK(5, 12, 3)
if ( contentItem && contentItem->content().contains(QRegularExpression("\\$S\\s*\\{.*\\}"))){
foreach(const QString &functionName, m_datasources->groupFunctionNames()){
QRegularExpression rx(QString(Const::GROUP_FUNCTION_RX).arg(functionName));
rx.setPatternOptions(rx.InvertedGreedinessOption);
QRegularExpression rxName(QString(Const::GROUP_FUNCTION_NAME_RX).arg(functionName));
rxName.setPatternOptions(rx.InvertedGreedinessOption);
QRegularExpressionMatch match = rx.match(contentItem->content());
if (match.hasMatch()){
QRegularExpressionMatchIterator iter = rx.globalMatch(contentItem->content());
while(iter.hasNext()){
match = iter.next();
QVector<QString> captures = normalizeCaptures(match);
if (captures.size() >= 3){
int dsIndex = captures.size() == 3 ? Const::DATASOURCE_INDEX - 1 : Const::DATASOURCE_INDEX;
BandDesignIntf* dataBand = m_patternPageItem->bandByName(captures.at(dsIndex));
if (dataBand){
GroupFunction* gf = datasources()->addGroupFunction(
functionName, captures.at(Const::VALUE_INDEX), band->objectName(), dataBand->objectName()
);
if (gf){
connect(dataBand, SIGNAL(bandRendered(BandDesignIntf*)),
gf, SLOT(slotBandRendered(BandDesignIntf*)));
connect(dataBand, SIGNAL(bandReRendered(BandDesignIntf*, BandDesignIntf*)),
gf, SLOT(slotBandReRendered(BandDesignIntf*, BandDesignIntf*)));
}
} else {
GroupFunction* gf = datasources()->addGroupFunction(
functionName, captures.at(Const::VALUE_INDEX), band->objectName(), captures.at(dsIndex)
);
gf->setInvalid(tr("Databand \"%1\" not found").arg(captures.at(dsIndex)));
}
}
}
// int pos = 0;
// while ( (pos = match.capturedStart()) != -1){
// QVector<QString> captures = normalizeCaptures(match);
// if (captures.size() >= 3){
// int dsIndex = captures.size() == 3 ? Const::DATASOURCE_INDEX - 1 : Const::DATASOURCE_INDEX;
// BandDesignIntf* dataBand = m_patternPageItem->bandByName(captures.at(dsIndex));
// if (dataBand){
// GroupFunction* gf = datasources()->addGroupFunction(
// functionName, captures.at(Const::VALUE_INDEX), band->objectName(), dataBand->objectName()
// );
// if (gf){
// connect(dataBand, SIGNAL(bandRendered(BandDesignIntf*)),
// gf, SLOT(slotBandRendered(BandDesignIntf*)));
// connect(dataBand, SIGNAL(bandReRendered(BandDesignIntf*, BandDesignIntf*)),
// gf, SLOT(slotBandReRendered(BandDesignIntf*, BandDesignIntf*)));
// }
// } else {
// GroupFunction* gf = datasources()->addGroupFunction(
// functionName, captures.at(Const::VALUE_INDEX), band->objectName(), captures.at(dsIndex)
// );
// gf->setInvalid(tr("Databand \"%1\" not found").arg(captures.at(dsIndex)));
// }
// }
// match = rx.match(contentItem->content(), pos + match.capturedLength());
// }
} else if (contentItem->content().indexOf(rxName)>=0){
match = rxName.match(contentItem->content());
GroupFunction* gf = datasources()->addGroupFunction(functionName, match.captured(1), band->objectName(), "");
gf->setInvalid(tr("Wrong using function %1").arg(functionName));
}
}
}
// TODO: Qt6 port - done
#else
if ( contentItem && contentItem->content().contains(QRegExp("\\$S\\s*\\{.*\\}"))){
foreach(const QString &functionName, m_datasources->groupFunctionNames()){
QRegExp rx(QString(Const::GROUP_FUNCTION_RX).arg(functionName));
rx.setMinimal(true);
QRegExp rxName(QString(Const::GROUP_FUNCTION_NAME_RX).arg(functionName));
rxName.setMinimal(true);
if (rx.indexIn(contentItem->content())>=0){
int pos = 0;
while ( (pos = rx.indexIn(contentItem->content(),pos)) != -1){
QVector<QString> captures = normalizeCaptures(rx);
if (captures.size()>=3){
int dsIndex = captures.size() == 3 ? Const::DATASOURCE_INDEX - 1 : Const::DATASOURCE_INDEX;
BandDesignIntf* dataBand = m_patternPageItem->bandByName(captures.at(dsIndex));
if (dataBand){
GroupFunction* gf = datasources()->addGroupFunction(functionName,captures.at(Const::VALUE_INDEX),band->objectName(),dataBand->objectName());
if (gf){
connect(dataBand, SIGNAL(bandRendered(BandDesignIntf*)),
gf, SLOT(slotBandRendered(BandDesignIntf*)));
connect(dataBand, SIGNAL(bandReRendered(BandDesignIntf*, BandDesignIntf*)),
gf, SLOT(slotBandReRendered(BandDesignIntf*, BandDesignIntf*)));
}
} else {
GroupFunction* gf = datasources()->addGroupFunction(functionName,captures.at(Const::VALUE_INDEX),band->objectName(),captures.at(dsIndex));
gf->setInvalid(tr("Databand \"%1\" not found").arg(captures.at(dsIndex)));
}
}
pos += rx.matchedLength();
}
} else if (rxName.indexIn(contentItem->content())>=0){
GroupFunction* gf = datasources()->addGroupFunction(functionName,rxName.cap(1),band->objectName(),"");
gf->setInvalid(tr("Wrong using function %1").arg(functionName));
}
}
}
#endif
}
void ReportRender::extractGroupFunctionsFromContainer(BaseDesignIntf* baseItem, BandDesignIntf* band){
if (baseItem){
foreach (BaseDesignIntf* item, baseItem->childBaseItems()) {
ContentItemDesignIntf* contentItem = dynamic_cast<ContentItemDesignIntf*>(item);
if (contentItem) extractGroupFuntionsFromItem(contentItem, band);
else extractGroupFunctionsFromContainer(item, band);
}
}
}
void ReportRender::extractGroupFunctions(BandDesignIntf *band)
{
extractGroupFunctionsFromContainer(band, band);
}
void ReportRender::replaceGroupFunctionsInItem(ContentItemDesignIntf* contentItem, BandDesignIntf* band){
if (contentItem){
if (m_groupfunctionItems.contains(contentItem->patternName())){
QString content = contentItem->content();
foreach(QString functionName, m_groupfunctionItems.value(contentItem->patternName())){
#if QT_VERSION >= QT_VERSION_CHECK(5, 12, 3)
QRegularExpression rx(QString(Const::GROUP_FUNCTION_RX).arg(functionName));
rx.setPatternOptions(rx.InvertedGreedinessOption);
QRegularExpressionMatch match = rx.match(content);
if (match.capturedStart() != -1){
int pos = 0;
while ( (pos = match.capturedStart()) != -1 ){
QVector<QString> captures = normalizeCaptures(match);
if (captures.size() >= 3){
QString expressionIndex = datasources()->putGroupFunctionsExpressions(captures.at(Const::VALUE_INDEX));
if (captures.size()<5){
content.replace(captures.at(0), QString("%1(%2,%3)")
.arg(functionName).arg('"'+expressionIndex+'"').arg('"'+band->objectName()+'"'));
} else {
content.replace(captures.at(0), QString("%1(%2,%3,%4)").arg(
functionName,
'"'+expressionIndex+'"',
'"'+band->objectName()+'"',
captures.at(4)
));
}
}
match = rx.match(content, pos + match.capturedLength());
}
}
// TODO: Qt6 port - done
#else
QRegExp rx(QString(Const::GROUP_FUNCTION_RX).arg(functionName));
rx.setMinimal(true);
if (rx.indexIn(content)>=0){
int pos = 0;
while ( (pos = rx.indexIn(content,pos))!= -1 ){
QVector<QString> captures = normalizeCaptures(rx);
if (captures.size() >= 3){
QString expressionIndex = datasources()->putGroupFunctionsExpressions(captures.at(Const::VALUE_INDEX));
if (captures.size()<5){
content.replace(captures.at(0),QString("%1(%2,%3)").arg(functionName).arg('"'+expressionIndex+'"').arg('"'+band->objectName()+'"'));
} else {
content.replace(captures.at(0),QString("%1(%2,%3,%4)").arg(
functionName,
'"'+expressionIndex+'"',
'"'+band->objectName()+'"',
captures.at(4)
));
}
}
pos += rx.matchedLength();
}
}
#endif
}
contentItem->setContent(content);
}
}
}
void ReportRender::replaceGroupFunctionsInContainer(BaseDesignIntf* baseItem, BandDesignIntf* band)
{
if (baseItem){
foreach(BaseDesignIntf* item, baseItem->childBaseItems()){
ContentItemDesignIntf* contentItem = dynamic_cast<ContentItemDesignIntf*>(item);
if (contentItem) replaceGroupFunctionsInItem(contentItem, band);
else replaceGroupFunctionsInContainer(item, band);
}
}
}
void ReportRender::replaceGroupsFunction(BandDesignIntf *band)
{
replaceGroupFunctionsInContainer(band, band);
}
QColor ReportRender::makeBackgroundColor(BandDesignIntf* band){
if (band->useAlternateBackgroundColor()){
return datasources()->variable(QLatin1String("line_") + band->objectName().toLower()).toInt() %2 == 0 ?
band->backgroundColor() :
band->alternateBackgroundColor();
}
return band->backgroundColor();
}
BandDesignIntf* ReportRender::renderBand(BandDesignIntf *patternBand, BandDesignIntf* bandData, ReportRender::DataRenderMode mode, bool isLast)
{
QCoreApplication::processEvents();
bool bandIsSliced = false;
if (patternBand){
if (patternBand->isHeader())
m_lastRenderedHeader = patternBand;
BandDesignIntf* bandClone = 0;
if (bandData){
bandClone = bandData;
} else {
bandClone = renderData(patternBand);
}
if (isLast) bandClone->setBootomSpace(1);
if (mode == ForcedStartPage){
savePage();
startNewPage();
}
if (patternBand->isFooter())
m_lastRenderedFooter = patternBand;
bandClone->setBackgroundColor(makeBackgroundColor(patternBand));
patternBand->emitBandRendered(bandClone);
m_scriptEngineContext->setCurrentBand(bandClone);
if ( isLast && bandClone->keepFooterTogether() && bandClone->sliceLastRow() ){
if (m_maxHeightByColumn[m_currentColumn] < (bandClone->height()+m_reportFooterHeight))
m_maxHeightByColumn[m_currentColumn] -= ((m_maxHeightByColumn[m_currentColumn]-bandClone->height())+(bandClone->height()*calcSlicePercent(bandClone->height())));
}
if (!bandClone->isEmpty() || patternBand->printIfEmpty()){
if (!registerBand(bandClone)){
if (patternBand && patternBand->isHeader() && patternBand->reprintOnEachPage())
m_reprintableBands.removeOne(patternBand);
if (bandClone->canBeSplitted(m_maxHeightByColumn[m_currentColumn])){
bandClone = sliceBand(bandClone, patternBand, isLast);
bandIsSliced = true;
} else {
qreal percent = (bandClone->height()-m_maxHeightByColumn[m_currentColumn])/(bandClone->height()/100);
if (bandClone->maxScalePercent()>=percent){
if (percent<bandClone->maxScalePercent()){
percent += 2;
bandClone->setScale((100-percent)/100);
BandDesignIntf* upperPart = dynamic_cast<BandDesignIntf*>(bandClone->cloneUpperPart(m_maxHeightByColumn[m_currentColumn]));
registerBand(upperPart);
delete bandClone;
bandClone = NULL;
}
} else {
if (mode==StartNewPageAsNeeded){
if (bandClone->columnsCount()>1 &&
(bandClone->columnsFillDirection()==BandDesignIntf::Vertical ||
bandClone->columnsFillDirection()==BandDesignIntf::VerticalUniform))
{
startNewColumn();
if (patternBand->bandHeader() &&
patternBand->bandHeader()->columnsCount()>1 &&
!m_lostHeadersMoved &&
patternBand->bandNestingLevel() == 0
){
renderBand(patternBand->bandHeader(), 0, mode);
}
} else {
savePage();
startNewPage();
if (!bandIsSliced){
BandDesignIntf* t = renderData(patternBand, false);
t->copyBandAttributes(bandClone);
patternBand->emitBandReRendered(bandClone, t);
delete bandClone;
bandClone = t;
}
}
if (!registerBand(bandClone)) {
BandDesignIntf* upperPart = dynamic_cast<BandDesignIntf*>(bandClone->cloneUpperPart(m_maxHeightByColumn[m_currentColumn]));
registerBand(upperPart);
patternBand->emitBandReRendered(bandClone, upperPart);
delete bandClone;
bandClone = NULL;
};
} else {
bandClone->setHeight(m_maxHeightByColumn[m_currentColumn]);
registerBand(bandClone);
}
}
}
}
} else {
delete bandClone;
return 0;
}
if (patternBand->isFooter()){
datasources()->clearGroupFunctionValues(patternBand->objectName());
}
emit(patternBand->afterRender());
return bandClone;
}
return 0;
}
void ReportRender::renderDataBand(BandDesignIntf *dataBand)
{
if (dataBand == NULL )
return;
IDataSource* bandDatasource = 0;
m_lastRenderedFooter = 0;
if (!dataBand->datasourceName().isEmpty())
bandDatasource = datasources()->dataSource(dataBand->datasourceName());
BandDesignIntf* header = dataBand->bandHeader();
BandDesignIntf* footer = dataBand->bandFooter();
if (header && header->printAlways()) renderDataHeader(header);
if(bandDatasource && !bandDatasource->eof() && !m_renderCanceled){
QString varName = QLatin1String("line_")+dataBand->objectName().toLower();
datasources()->setReportVariable(varName,1);
if (header && header->reprintOnEachPage())
m_reprintableBands.append(dataBand->bandHeader());
if (header && !header->printAlways())
renderDataHeader(header);
renderGroupHeader(dataBand, bandDatasource, true);
bool firstTime = true;
while(!bandDatasource->eof() && !m_renderCanceled){
datasources()->updateChildrenData(dataBand->datasourceName());
BandDesignIntf* rawData = renderData(dataBand);
if (!rawData->isEmpty() || dataBand->printIfEmpty()){
if ((firstTime && dataBand->startFromNewPage()) ||
(!firstTime && dataBand->startNewPage())) {
savePage();
startNewPage();
}
if (dataBand->tryToKeepTogether()) openDataGroup(dataBand);
if (dataBand->keepFooterTogether() && !bandDatasource->hasNext())
openFooterGroup(dataBand);
m_lastDataBand = dataBand;
if (header && !firstTime && header->repeatOnEachRow())
renderBand(header, 0, StartNewPageAsNeeded);
renderBand(dataBand, rawData, StartNewPageAsNeeded, !bandDatasource->hasNext());
m_newPageStarted = false;
renderChildBands(dataBand);
}
bandDatasource->next();
datasources()->setReportVariable(varName,datasources()->variable(varName).toInt()+1);
QList<BandDesignIntf *> bandList;
QList<BandDesignIntf *> childList;
bandList = dataBand->childrenByType(BandDesignIntf::GroupHeader);
while (bandList.size() > 0)
{
childList.clear();
foreach (BandDesignIntf* band, bandList)
{
childList.append(band->childrenByType(BandDesignIntf::GroupHeader));
QString groupLineVar = QLatin1String("line_")+band->objectName().toLower();
if (datasources()->containsVariable(groupLineVar))
datasources()->setReportVariable(groupLineVar,datasources()->variable(groupLineVar).toInt()+1);
}
bandList = childList;
}
renderGroupHeader(dataBand, bandDatasource, false);
if (dataBand->tryToKeepTogether()) closeDataGroup(dataBand);
firstTime = false;
}
if (!dataBand->keepFooterTogether())
m_reprintableBands.removeOne(header);
if (header) recalcIfNeeded(header);
bool didGoBack = !bandDatasource->eof() && bandDatasource->prior();
renderGroupFooterByHeader(dataBand);
if (didGoBack){
bandDatasource->next();
}
if (footer && !footer->printAlways()){
renderBand(footer, 0, StartNewPageAsNeeded);
if (dataBand->keepFooterTogether())
m_reprintableBands.removeOne(dataBand);
}
datasources()->deleteVariable(varName);
} else if (bandDatasource==0) {
renderBand(dataBand, 0, StartNewPageAsNeeded);
}
if (footer && footer->printAlways()){
renderBand(footer, 0, StartNewPageAsNeeded);
if (dataBand->keepFooterTogether())
m_reprintableBands.removeOne(dataBand);
}
}
void ReportRender::renderPageHeader(PageItemDesignIntf *patternPage)
{
BandDesignIntf* band = patternPage->bandByType(BandDesignIntf::PageHeader);
if (band){
if (m_datasources->variable("#PAGE").toInt()!=1 ||
band->property("printOnFirstPage").toBool()
)
renderBand(band, 0);
}
}
void ReportRender::renderReportHeader(PageItemDesignIntf *patternPage, PageRenderStage stage)
{
BandDesignIntf* band = patternPage->bandByType(BandDesignIntf::ReportHeader);
BandDesignIntf* resBand = 0;
if (band){
if (band->property("printBeforePageHeader").toBool() && stage == BeforePageHeader )
resBand = renderBand(band, 0, StartNewPageAsNeeded);
if (!band->property("printBeforePageHeader").toBool() && stage == AfterPageHeader )
resBand = renderBand(band, 0, StartNewPageAsNeeded);
if (resBand && containsGroupFunctions(band)) m_recalcBands.append(resBand);
}
}
void ReportRender::renderPageFooter(PageItemDesignIntf *patternPage)
{
BandDesignIntf* band = patternPage->bandByType(BandDesignIntf::PageFooter);
if (band){
BandDesignIntf* bandClone = dynamic_cast<BandDesignIntf*>(band->cloneItem(PreviewMode, m_renderPageItem, m_renderPageItem));
replaceGroupsFunction(bandClone);
bandClone->updateItemSize(m_datasources);
bandClone->setItemPos(m_renderPageItem->pageRect().x(),m_renderPageItem->pageRect().bottom()-bandClone->height());
bandClone->setHeight(m_pageFooterHeight);
for(int i=0;i<m_maxHeightByColumn.size();++i)
m_maxHeightByColumn[i]+=m_pageFooterHeight;
m_renderPageItem->setPageFooter(bandClone);
registerBand(bandClone);
datasources()->clearGroupFunctionValues(band->objectName());
}
}
void ReportRender::renderPageItems(PageItemDesignIntf* patternPage)
{
QList<BaseDesignIntf*> pageItems;
foreach (BaseDesignIntf* item, patternPage->childBaseItems()) {
ItemDesignIntf* id = dynamic_cast<ItemDesignIntf*>(item);
if (id&&id->itemLocation()==ItemDesignIntf::Page){
BaseDesignIntf* cloneItem = item->cloneItem(m_renderPageItem->itemMode(),
m_renderPageItem,
m_renderPageItem);
pageItems.append(cloneItem);
}
}
m_renderPageItem->restoreLinks();
m_renderPageItem->updateSubItemsSize(FirstPass,m_datasources);
foreach(BaseDesignIntf* item, pageItems){
if (!item->isWatermark())
item->setZValue(item->zValue()-100000);
else
item->setZValue(item->zValue()+100000);
}
}
qreal ReportRender::calcPageFooterHeight(PageItemDesignIntf *patternPage)
{
BandDesignIntf* band = patternPage->bandByType(BandDesignIntf::PageFooter);
if (band){
if (m_datasources->variable("#PAGE")!=1)
return band->height();
else if (band->property("printOnFirstPage").toBool())
return band->height();
}
return 0;
}
void ReportRender::renderChildHeader(BandDesignIntf *parent, BandPrintMode printMode)
{
foreach(BandDesignIntf* band,parent->childrenByType(BandDesignIntf::SubDetailHeader)){
bool printAlways=false;
if (band->metaObject()->indexOfProperty("printAlways")>0){
printAlways=band->property("printAlways").toBool();
}
if (printAlways == (printMode == PrintAlwaysPrintable))
renderBand(band, 0, StartNewPageAsNeeded);
}
}
void ReportRender::renderChildFooter(BandDesignIntf *parent, BandPrintMode printMode)
{
foreach(BandDesignIntf* band,parent->childrenByType(BandDesignIntf::SubDetailFooter)){
bool printAlways=false;
if (band->metaObject()->indexOfProperty("printAlways")>0){
printAlways=band->property("printAlways").toBool();
}
if ( (band != m_lastRenderedFooter) && (printAlways == (printMode == PrintAlwaysPrintable)) )
renderBand(band, 0, StartNewPageAsNeeded);
}
}
void ReportRender::renderChildBands(BandDesignIntf *parentBand)
{
foreach(BandDesignIntf* band,parentBand->childrenByType(BandDesignIntf::SubDetailBand)){
IDataSource* ds = 0;
if (!band->datasourceName().isEmpty())
ds = m_datasources->dataSource(band->datasourceName());
if (ds) ds->first();
renderDataBand(band);
closeFooterGroup(band);
}
}
BandDesignIntf* ReportRender::findRecalcableBand(BandDesignIntf* patternBand){
QList<BandDesignIntf*>::iterator it = m_recalcBands.begin();
for (;it !=m_recalcBands.end() ;++it){
if ((*it)->patternItem() == patternBand){
BandDesignIntf* result = (*it);
m_recalcBands.erase(it);
return result;
}
}
return 0;
}
void restoreItemsWithGroupFunctions(BaseDesignIntf* container, DataSourceManager* datasources){
foreach(BaseDesignIntf* bi, container->childBaseItems()){
ContentItemDesignIntf* pci = dynamic_cast<ContentItemDesignIntf*>(bi->patternItem());
if (pci && checkContentItem(pci, datasources)){
ContentItemDesignIntf* ci = dynamic_cast<ContentItemDesignIntf*>(bi);
ci->setContent(pci->content());
} else restoreItemsWithGroupFunctions(bi, datasources);
}
}
void ReportRender::recalcIfNeeded(BandDesignIntf* band){
BandDesignIntf* recalcBand = findRecalcableBand(band);
if (recalcBand){
QString bandName = recalcBand->objectName();
restoreItemsWithGroupFunctions(recalcBand, m_datasources);
recalcBand->setObjectName(recalcBand->patternItem()->objectName());
replaceGroupsFunction(recalcBand);
recalcBand->updateItemSize(datasources());
recalcBand->setObjectName(bandName);
datasources()->clearGroupFunctionValues(recalcBand->patternItem()->objectName());
}
}
void ReportRender::renderDataHeader(BandDesignIntf *header)
{
recalcIfNeeded(header);
BandDesignIntf* renderedHeader = renderBand(header, 0, StartNewPageAsNeeded);
if (containsGroupFunctions(header))
m_recalcBands.append(renderedHeader);
}
void ReportRender::renderGroupHeader(BandDesignIntf *parentBand, IDataSource* dataSource, bool firstTime)
{
foreach(BandDesignIntf* band,parentBand->childrenByType(BandDesignIntf::GroupHeader)){
IGroupBand* gb = dynamic_cast<IGroupBand*>(band);
if (gb&&gb->isNeedToClose(datasources())){
if (band->childBands().count()>0){
bool didGoBack = !dataSource->eof() && dataSource->prior();
renderGroupFooterByHeader(band);
if (didGoBack){
dataSource->next();
}
}
closeDataGroup(band);
}
if (gb && !gb->isStarted()){
if (band->reprintOnEachPage()){
m_reprintableBands.append(band);
}
gb->startGroup(m_datasources);
openDataGroup(band);
BandDesignIntf* renderedHeader = 0;
if (!firstTime && gb->startNewPage() && !m_newPageStarted){
if (gb->resetPageNumber()) resetPageNumber(BandReset);
if (band->reprintOnEachPage()){
savePage();
startNewPage();
} else {
renderedHeader = renderBand(band, 0, ForcedStartPage);
}
} else {
renderedHeader = renderBand(band, 0, StartNewPageAsNeeded);
}
if (containsGroupFunctions(band))
m_recalcBands.append(renderedHeader);
}
renderGroupHeader(band, dataSource, firstTime);
}
}
void ReportRender::renderGroupFooterByHeader(BandDesignIntf* groupHeader){
if (groupHeader->reprintOnEachPage()) m_reprintableBands.removeOne(groupHeader);
foreach (BandDesignIntf* header, groupHeader->childrenByType(BandDesignIntf::GroupHeader)){
renderGroupFooterByHeader(header);
}
foreach (BandDesignIntf* footer, groupHeader->childrenByType(BandDesignIntf::GroupFooter)){
renderBand(footer, 0, StartNewPageAsNeeded);
}
closeDataGroup(groupHeader);
}
void ReportRender::renderGroupFooter(BandDesignIntf *parentBand)
{
foreach(BandDesignIntf* band,parentBand->childrenByType(BandDesignIntf::GroupHeader)){
IGroupBand* gb = dynamic_cast<IGroupBand*>(band);
if (gb && gb->isStarted()){
renderGroupFooterByHeader(band);
}
}
}
void ReportRender::initGroups()
{
m_datasources->clearGroupFunction();
foreach(BandDesignIntf* band, m_patternPageItem->childBands()){
if (band->isFooter()) extractGroupFunctions(band);
if (band->isHeader()){
IGroupBand* gb = dynamic_cast<IGroupBand*>(band);
if (gb) gb->closeGroup();
extractGroupFunctions(band);
}
}
}
void ReportRender::popPageFooterGroupValues(BandDesignIntf *dataBand)
{
BandDesignIntf* pageFooter = m_patternPageItem->bandByType(BandDesignIntf::PageFooter);
if (pageFooter){
foreach(GroupFunction* gf, datasources()->groupFunctionsByBand(pageFooter->objectName())){
if ((gf->dataBandName()==dataBand->objectName())){
// FIXME Probably coincidence Field and Variables
if ((!m_popupedExpression.contains(dataBand))||(!m_popupedExpression.values(dataBand).contains(gf->data()))){
m_popupedExpression.insert(dataBand,gf->data());
m_popupedValues.insert(QString("%1").arg((quintptr)dataBand)+'|'+gf->data(), gf->values()[gf->values().count()-1]);
gf->values().pop_back();
}
}
}
}
}
void ReportRender::pushPageFooterGroupValues(BandDesignIntf *dataBand)
{
BandDesignIntf* pageFooter = m_patternPageItem->bandByType(BandDesignIntf::PageFooter);
if (pageFooter){
foreach(GroupFunction* gf, datasources()->groupFunctionsByBand(pageFooter->objectName())){
if ((gf->dataBandName()==dataBand->objectName())){
// FIXME Probably coincidence Field and Variables
if ((m_popupedExpression.contains(dataBand))&&(m_popupedExpression.values(dataBand).contains(gf->data()))){
gf->values().push_back(m_popupedValues.value(QString("%1").arg((quintptr)dataBand)+'|'+gf->data()));
}
}
}
}
}
void ReportRender::closeGroup(BandDesignIntf *band)
{
QMultiMap< BandDesignIntf*, GroupBandsHolder* >::iterator it;
it = m_childBands.find(band);
while (it!=m_childBands.end()&&it.key()==band){
GroupBandsHolder* bl = it.value();
if (bl){
bl->clear();
delete bl;
}
++it;
}
m_childBands.remove(band);
}
void ReportRender::openDataGroup(BandDesignIntf *band)
{
m_childBands.insert(band,new GroupBandsHolder(band->tryToKeepTogether()));
}
void ReportRender::openFooterGroup(BandDesignIntf *band)
{
GroupBandsHolder* holder = new GroupBandsHolder(true);
holder->setIsFooterGroup();
m_childBands.insert(band,holder);
}
void ReportRender::closeDataGroup(BandDesignIntf *band)
{
IGroupBand* groupBand = dynamic_cast<IGroupBand*>(band);
if (groupBand){
groupBand->closeGroup();
if (band->reprintOnEachPage()) m_reprintableBands.removeOne(band);
QList<BandDesignIntf*>::Iterator it = m_reprintableBands.begin();
while (it != m_reprintableBands.end()){
if ((*it)->bandIndex()>band->bandIndex())
it = m_reprintableBands.erase(it);
else
++it;
}
}
recalcIfNeeded(band);
closeGroup(band);
}
void ReportRender::closeFooterGroup(BandDesignIntf *band){
closeGroup(band);
}
qreal maxVectorValue(QVector<qreal> vector){
qreal curValue = 0;
foreach (qreal value, vector) {
if (curValue<value) curValue=value;
}
return curValue;
}
qreal minVectorValue(QVector<qreal> vector){
qreal curValue = vector[0];
foreach (qreal value, vector) {
if (curValue>value) curValue=value;
}
return curValue;
}
void ReportRender::placeBandOnPage(BandDesignIntf* band, int columnIndex){
qreal bandPos = m_currentStartDataPos[columnIndex];
m_currentStartDataPos[columnIndex] += band->height();
m_maxHeightByColumn[columnIndex] -= band->height();
band->setPos(m_renderPageItem->pageRect().x()+band->width()*columnIndex, bandPos);
band->setBandIndex(++m_currentIndex);
band->setColumnIndex(columnIndex);
m_renderPageItem->registerBand(band);
m_currentColumn = columnIndex;
}
bool isMultiColumnHeader(BandDesignIntf* band){
return ( (band->columnsCount() > 1 ) &&
(band->isHeader() &&
((band->bandNestingLevel() == 0) || (band->columnsFillDirection() == BandDesignIntf::Horizontal))));
}
bool ReportRender::registerBand(BandDesignIntf *band, bool registerInChildren)
{
if (band->columnsCount() == 1 && m_maxHeightByColumn.size() > 1 ){
if (band->bandType() != BandDesignIntf::PageFooter){
rearrangeColumnsItems();
m_currentColumn = 0;
qreal minValue = minVectorValue(m_maxHeightByColumn);
m_maxHeightByColumn.clear();
m_maxHeightByColumn.append(minValue);
qreal maxValue = maxVectorValue(m_currentStartDataPos);
m_currentStartDataPos.clear();
m_currentStartDataPos.append(maxValue);
}
}
if (band->columnsCount() != m_maxHeightByColumn.size()){
for(int i=1;i<band->columnsCount();++i){
m_maxHeightByColumn.append(m_maxHeightByColumn[0]);
m_currentStartDataPos.append(m_currentStartDataPos[0]);
}
m_currentColumn = -1;
}
if ( (band->columnsCount() > 1) &&
(!band->isHeader() || (band->bandNestingLevel() > 0 && band->columnsFillDirection() != BandDesignIntf::Horizontal ))){
if (band->columnsFillDirection() == BandDesignIntf::Horizontal){
if (m_currentColumn < band->columnsCount()-1)
m_currentColumn = m_currentColumn+1;
else
m_currentColumn = 0;
} else {
m_currentColumn = m_currentColumn == -1 ? 0: m_currentColumn;
if ((m_currentColumn !=0) &&
(m_maxHeightByColumn[0] == m_maxHeightByColumn[m_currentColumn]) &&
(m_maxHeightByColumn[0] >= band->height())
){
m_currentColumn = 0;
}
}
}
m_currentColumn = m_currentColumn == -1 ? 0: m_currentColumn;
if ( (band->height() <= m_maxHeightByColumn[m_currentColumn]) ||
m_patternPageItem->endlessHeight() ||
(isMultiColumnHeader(band) && (band->height() <= m_maxHeightByColumn[0]))
){
if ( (band->bandType() == BandDesignIntf::PageFooter) ){
for (int i=0; i < m_maxHeightByColumn.size(); ++i)
m_maxHeightByColumn[i]+=band->height();
}
if ( isMultiColumnHeader(band)){
if (!band->parent()){
for (int i = 0; i < band->columnsCount(); ++i){
m_currentColumn = i;
if (i != 0) band = dynamic_cast<BandDesignIntf*>(band->cloneItem(PreviewMode));
placeBandOnPage(band, i);
}
} else {
placeBandOnPage(band, band->columnIndex());
}
} else {
if (band->bandType() != BandDesignIntf::PageFooter){
placeBandOnPage(band, m_currentColumn);
}
if (band->columnsCount() > 1){
m_columnedBandItems.append(band);
}
}
foreach(QList<BandDesignIntf*>* list, m_childBands.values()){
if (registerInChildren &&
band->bandType()!=BandDesignIntf::PageHeader &&
band->bandType()!=BandDesignIntf::PageFooter &&
band->bandType()!=BandDesignIntf::ReportHeader &&
band->bandType()!=BandDesignIntf::ReportFooter &&
!list->contains(band) &&
!band->reprintOnEachPage()
)
list->append(band);
}
if (band->isData()) m_renderedDataBandCount++;
band->setObjectName(band->objectName()+QString::number(++m_currentNameIndex));
renameChildItems(band);
if (m_lastDataBand){
#if QT_VERSION < 0x050000
m_lastDataBand->metaObject()->invokeMethod(m_lastDataBand,"bandRegistred");
#else
emit m_lastDataBand->bandRegistred();
#endif
}
if (band->bandType() != BandDesignIntf::PageFooter)
m_lastRenderedBand = band;
return true;
} else return false;
}
qreal ReportRender::calcSlicePercent(qreal height){
return (height*3/(m_dataAreaSize))/100;
}
BandDesignIntf* ReportRender::sliceBand(BandDesignIntf *band, BandDesignIntf* patternBand, bool isLast)
{
while (band->height()>m_maxHeightByColumn[m_currentColumn]) {
band = saveUppperPartReturnBottom(band,m_maxHeightByColumn[m_currentColumn],patternBand);
if (!band->isEmpty()) {
if (band->autoHeight()){
if (band->isNeedUpdateSize(FirstPass)){
band->setHeight(0);
}
band->updateItemSize(m_datasources);
}
DataBandDesignIntf* data = dynamic_cast<DataBandDesignIntf*>(band);
if (isLast && data && data->keepFooterTogether() &&
band->height()<m_maxHeightByColumn[m_currentColumn] && band->sliceLastRow()
){
if (band->height()>(m_maxHeightByColumn[m_currentColumn]-m_reportFooterHeight)){
m_maxHeightByColumn[m_currentColumn] -= ((m_maxHeightByColumn[m_currentColumn]-band->height())+(band->height()*calcSlicePercent(band->height())));
}
}
if (registerBand(band)) break;
} else break;
}
if (band->isEmpty()) {
delete band;
band = 0;
}
return band;
}
void ReportRender::updateTOC(BaseDesignIntf* item, int pageNumber){
BookmarkContainerDesignIntf* bookmarkContainer = dynamic_cast<BookmarkContainerDesignIntf*>(item);
if (bookmarkContainer){
TableOfContents* toc = m_scriptEngineContext->tableOfContents();
foreach (QString key, bookmarkContainer->bookmarks()){
toc->setItem(key, bookmarkContainer->getBookMark(key).toString(), pageNumber);
}
}
}
void ReportRender::secondRenderPass(ReportPages renderedPages)
{
if (!m_scriptEngineContext->tableOfContents()->isEmpty()){
for(int i = 0; i < renderedPages.count(); ++i){
PageItemDesignIntf::Ptr page = renderedPages.at(i);
updateTOC(page.data(), m_pagesRanges.findPageNumber(i));
foreach(BaseDesignIntf* item, page->childBaseItems()){
updateTOC(item, m_pagesRanges.findPageNumber(i));
}
}
}
for(int i = 0; i < renderedPages.count(); ++i){
PageItemDesignIntf::Ptr page = renderedPages.at(i);
m_datasources->setReportVariable("#PAGE",m_pagesRanges.findPageNumber(i));
m_datasources->setReportVariable("#PAGE_COUNT",m_pagesRanges.findLastPageNumber(i));
foreach(BaseDesignIntf* item, page->childBaseItems()){
if (item->isNeedUpdateSize(SecondPass))
item->updateItemSize(m_datasources, SecondPass);
}
}
}
void ReportRender::createTOCMarker(bool startNewRange)
{
m_pagesRanges.addTOCMarker(startNewRange);
}
BandDesignIntf *ReportRender::saveUppperPartReturnBottom(BandDesignIntf *band, int height, BandDesignIntf* patternBand)
{
int sliceHeight = height;
BandDesignIntf* upperBandPart = dynamic_cast<BandDesignIntf*>(band->cloneUpperPart(sliceHeight));
BandDesignIntf* bottomBandPart = dynamic_cast<BandDesignIntf*>(band->cloneBottomPart(sliceHeight));
if (!bottomBandPart->isEmpty()){
if (patternBand->keepFooterTogether())
closeFooterGroup(patternBand);
if (upperBandPart->isEmpty())
bottomBandPart->copyBookmarks(band);
}
if (!upperBandPart->isEmpty()){
upperBandPart->updateItemSize(m_datasources, FirstPass, height);
registerBand(upperBandPart);
upperBandPart->copyBookmarks(band);
if (patternBand->isFooter())
closeFooterGroup(m_lastDataBand);
} else delete upperBandPart;
if (band->columnsCount()>1 &&
(band->columnsFillDirection()==BandDesignIntf::Vertical ||
band->columnsFillDirection()==BandDesignIntf::VerticalUniform)){
startNewColumn();
if (patternBand->bandHeader() &&
patternBand->bandHeader()->columnsCount()>1 &&
!m_lostHeadersMoved &&
patternBand->bandNestingLevel() == 0
){
renderBand(patternBand->bandHeader(), 0, StartNewPageAsNeeded);
}
} else {
savePage();
startNewPage();
}
delete band;
return bottomBandPart;
}
BandDesignIntf *ReportRender::renderData(BandDesignIntf *patternBand, bool emitBeforeRender)
{
BandDesignIntf* bandClone = dynamic_cast<BandDesignIntf*>(patternBand->cloneItem(PreviewMode));
m_scriptEngineContext->baseDesignIntfToScript(patternBand->parent()->objectName(), bandClone);
m_scriptEngineContext->setCurrentBand(bandClone);
if (emitBeforeRender)
emit(patternBand->beforeRender());
if (patternBand->isFooter()){
replaceGroupsFunction(bandClone);
}
if (patternBand->isHeader()){
replaceGroupsFunction(bandClone);
}
emit(patternBand->preparedForRender());
bandClone->updateItemSize(m_datasources);
//m_scriptEngineContext->baseDesignIntfToScript(bandClone);
emit(patternBand->afterData());
return bandClone;
}
void ReportRender::startNewColumn(){
if (m_currentColumn < m_maxHeightByColumn.size()-1){
m_currentColumn++;
checkLostHeadersInPrevColumn();
} else {
savePage();
startNewPage();
}
}
void ReportRender::startNewPage(bool isFirst)
{
m_renderPageItem = 0;
m_newPageStarted = true;
initColumns();
initRenderPage();
m_scriptEngineContext->setCurrentPage(m_renderPageItem);
m_scriptEngineContext->baseDesignIntfToScript(m_renderPageItem->patternName(), m_renderPageItem);
emit m_patternPageItem->beforeRender();
m_renderPageItem->setObjectName(QLatin1String("ReportPage")+QString::number(m_pageCount));
m_maxHeightByColumn[m_currentColumn] = m_renderPageItem->pageRect().height();
m_currentStartDataPos[m_currentColumn] = m_patternPageItem->topMargin() * Const::mmFACTOR;
m_currentIndex = 0;
if (isFirst) {
renderReportHeader(m_patternPageItem, BeforePageHeader);
emit m_patternPageItem->beforeFirstPageRendered();
}
renderPageHeader(m_patternPageItem);
m_pageFooterHeight = calcPageFooterHeight(m_patternPageItem)+2;
m_maxHeightByColumn[m_currentColumn] -= m_pageFooterHeight;
m_currentIndex = 10;
m_dataAreaSize = m_maxHeightByColumn[m_currentColumn];
m_renderedDataBandCount = 0;
foreach (BandDesignIntf* band, m_reprintableBands) {
renderBand(band, 0);
}
checkLostHeadersOnPrevPage();
pasteGroups();
}
void ReportRender::resetPageNumber(ResetPageNuberType resetType)
{
m_pagesRanges.startNewRange();
if (resetType == PageReset)
m_datasources->setReportVariable("#PAGE",1);
}
void ReportRender::cutGroups()
{
m_popupedExpression.clear();
m_popupedValues.clear();
//foreach(BandDesignIntf* groupBand,m_childBands.keys()){
foreach(BandDesignIntf* groupBand, m_childBands.keys()){
if (m_childBands.value(groupBand)->tryToKeepTogether()){
foreach(BandDesignIntf* band, *m_childBands.value(groupBand)){
m_renderPageItem->removeBand(band);
popPageFooterGroupValues(band);
band->setParent(0);
band->setParentItem(0);
}
}
}
}
void ReportRender::checkFooterGroup(BandDesignIntf *groupBand)
{
if (m_childBands.contains(groupBand)){
GroupBandsHolder* holder = m_childBands.value(groupBand);
foreach(BandDesignIntf* band, *holder){
qreal percent = band->height()*100 / m_dataAreaSize;
if (m_renderedDataBandCount<=1 || percent>20 ){
holder->removeAll(band);
}
}
}
}
void ReportRender::pasteGroups()
{
BandDesignIntf* groupBand = findEnclosingGroup();
if (groupBand){
foreach(BandDesignIntf* band, *m_childBands.value(groupBand)){
registerBand(band,false);
if (band->isData()) m_renderedDataBandCount++;
pushPageFooterGroupValues(band);
}
foreach(GroupBandsHolder* holder, m_childBands.values())
holder->setTryToKeepTogether(false);
}
m_popupedExpression.clear();
m_popupedValues.clear();
}
bool bandLessThen(BandDesignIntf* b1, BandDesignIntf* b2){
return b1->bandIndex() < b2->bandIndex();
}
void ReportRender::checkLostHeadersOnPrevPage()
{
QVector<BandDesignIntf*> lostHeaders;
if (m_renderedPages.isEmpty()) return;
PageItemDesignIntf::Ptr page = m_renderedPages.last();
if (page->bands().isEmpty()) return;
QMutableListIterator<BandDesignIntf*>it(page->bands());
it.toBack();
if (it.hasPrevious()){
if (it.previous()->isFooter()){
if (it.hasPrevious()) it.previous();
else return;
}
}
while (it.hasPrevious()){
if (it.value()->isHeader()){
if (it.value()->reprintOnEachPage()){
delete it.value();
} else { lostHeaders.append(it.value());}
it.remove();
it.previous();
} else break;
}
if (lostHeaders.size() > 0){
m_lostHeadersMoved = true;
//std::sort(lostHeaders.begin(), lostHeaders.end(), bandLessThen);
std::sort(lostHeaders.begin(), lostHeaders.end(), bandLessThen);
foreach(BandDesignIntf* header, lostHeaders){
registerBand(header);
}
} else {
m_lostHeadersMoved = false;
}
}
void ReportRender::checkLostHeadersInPrevColumn()
{
QVector<BandDesignIntf*> lostHeaders;
QMutableListIterator<BandDesignIntf*>it(m_renderPageItem->bands());
it.toBack();
if (it.hasPrevious()){
if (it.previous()->isFooter()){
if (it.hasPrevious()) it.previous();
else return;
}
}
while (it.hasPrevious()){
if (it.value()->isHeader()){
if (it.value()->reprintOnEachPage()){
delete it.value();
} else { lostHeaders.append(it.value());}
it.remove();
it.previous();
} else break;
}
if (lostHeaders.size() > 0){
m_lostHeadersMoved = true;
// std::sort(lostHeaders.begin(), lostHeaders.end(), bandLessThen);
std::sort(lostHeaders.begin(), lostHeaders.end(), bandLessThen);
foreach(BandDesignIntf* header, lostHeaders){
registerBand(header);
}
} else {
m_lostHeadersMoved = false;
}
}
BandDesignIntf* ReportRender::findEnclosingGroup()
{
BandDesignIntf* result=0;
int groupIndex = -1;
if (!m_childBands.isEmpty()){
foreach(BandDesignIntf* gb, m_childBands.keys()){
if (m_childBands.value(gb)->tryToKeepTogether()&&
((gb->bandIndex()<groupIndex)||(groupIndex==-1))
){
result=gb;
groupIndex=result->bandIndex();
}
}
}
return result;
}
void ReportRender::savePage(bool isLast)
{
m_datasources->setReportVariable("#IS_LAST_PAGEFOOTER",isLast);
m_datasources->setReportVariable("#IS_FIRST_PAGEFOOTER",m_datasources->variable("#PAGE").toInt()==1);
renderPageItems(m_patternPageItem);
if (m_renderPageItem->isEmpty() && m_renderPageItem->notPrintIfEmpty()) return;
if (m_renderPageItem->isTOC())
m_pagesRanges.addTOCPage();
else
m_pagesRanges.addPage();
checkFooterGroup(m_lastDataBand);
cutGroups();
rearrangeColumnsItems();
m_columnedBandItems.clear();
BandDesignIntf* pf = m_patternPageItem->bandByType(BandDesignIntf::PageFooter);
if (pf && m_datasources->variable("#PAGE").toInt()!=1 && !isLast){
renderPageFooter(m_patternPageItem);
} else {
if (pf && pf->property("printOnFirstPage").toBool() && m_datasources->variable("#PAGE").toInt()==1){
renderPageFooter(m_patternPageItem);
} else if(pf && pf->property("printOnLastPage").toBool() && isLast){
renderPageFooter(m_patternPageItem);
}
}
if (m_pagesRanges.currentRange(m_patternPageItem->isTOC()).firstPage == 0) {
m_datasources->setReportVariable("#PAGE",1);
} else {
m_datasources->setReportVariable("#PAGE",m_datasources->variable("#PAGE").toInt()+1);
}
m_renderedPages.append(PageItemDesignIntf::Ptr(m_renderPageItem));
m_pageCount++;
emit pageRendered(m_pageCount);
if (isLast){
BandDesignIntf* ph = m_renderPageItem->bandByType(BandDesignIntf::PageHeader);
if (ph && !ph->property("printOnLastPage").toBool()){
delete ph;
}
}
if (m_renderPageItem->pageFooter()){
m_renderPageItem->pageFooter()->setBandIndex(++m_currentIndex);
if (m_renderPageItem->pageFooter()->property("removeGap").toBool()){
m_renderPageItem->pageFooter()->setPos(m_lastRenderedBand->geometry().bottomLeft());
}
}
m_renderPageItem->placeTearOffBand();
//m_scriptEngineContext->setCurrentPage(m_renderPageItem);
emit m_patternPageItem->afterRender();
if (isLast)
emit m_patternPageItem->afterLastPageRendered();
if (isLast && m_patternPageItem->endlessHeight()){
qreal pageHeight = 0;
foreach (BandDesignIntf* band, m_renderPageItem->bands()) {
pageHeight += band->height();
}
m_renderPageItem->setHeight(pageHeight + 10 +
(m_patternPageItem->topMargin() + m_patternPageItem->bottomMargin()) * Const::mmFACTOR);
}
}
QString ReportRender::toString()
{
QScopedPointer<ItemsWriterIntf> writer(new XMLWriter());
foreach(PageItemDesignIntf::Ptr page,m_renderedPages){
writer->putItem(page.data());
}
return writer->saveToString();
}
ReportRender::~ReportRender(){
m_renderedPages.clear();
}
void ReportRender::cancelRender(){
m_renderCanceled = true;
}
int PagesRanges::findLastPageNumber(int index)
{
index++;
foreach (PagesRange range, m_ranges) {
if ( range.firstPage <= (index) && range.lastPage>= (index) )
return (range.lastPage-(range.firstPage))+1;
}
return 0;
}
int PagesRanges::findPageNumber(int index)
{
index++;
foreach (PagesRange range, m_ranges) {
if ( range.firstPage <= (index) && range.lastPage >= (index) )
return (index - range.firstPage)+1;
}
return 0;
}
PagesRange&PagesRanges::currentRange(bool isTOC)
{
Q_ASSERT( (isTOC && m_TOCRangeIndex!=-1) || !isTOC);
if (isTOC && m_TOCRangeIndex !=-1) return m_ranges[m_TOCRangeIndex];
return m_ranges.last();
}
void PagesRanges::startNewRange(bool isTOC)
{
PagesRange range;
if (!m_ranges.isEmpty()){
range.firstPage = 0;
range.lastPage = m_ranges.last().lastPage + 1;
} else {
range.firstPage = 0;
range.lastPage = 0;
}
range.isTOC = isTOC;
m_ranges.append(range);
if (isTOC) m_TOCRangeIndex = m_ranges.size()-1;
}
void PagesRanges::addTOCMarker(bool addNewRange)
{
if ( addNewRange || m_ranges.isEmpty()){
startNewRange(true);
} else {
m_TOCRangeIndex = m_ranges.size()-1;
m_ranges.last().isTOC = true;
}
}
void PagesRanges::addPage()
{
if (m_ranges.isEmpty()) startNewRange();
if (m_ranges.last().firstPage == 0){
m_ranges.last().firstPage = m_ranges.last().lastPage == 0 ? 1 : m_ranges.last().lastPage;
m_ranges.last().lastPage = m_ranges.last().lastPage == 0 ? 1 : m_ranges.last().lastPage;
} else {
m_ranges.last().lastPage++;
}
}
void PagesRanges::shiftRangesNextToTOC(){
for(int i = m_TOCRangeIndex+1; i < m_ranges.size(); ++i){
m_ranges[i].firstPage++;
m_ranges[i].lastPage++;
}
}
void PagesRanges::addTOCPage()
{
Q_ASSERT(m_TOCRangeIndex != -1);
if (m_TOCRangeIndex != -1){
PagesRange& tocRange = m_ranges[m_TOCRangeIndex];
if (tocRange.firstPage == 0) {
tocRange.firstPage = tocRange.lastPage == 0 ? 1 : tocRange.lastPage;
tocRange.lastPage = tocRange.lastPage == 0 ? 1 : tocRange.lastPage;
if (tocRange.firstPage == 1 && tocRange.lastPage == 1)
shiftRangesNextToTOC();
} else {
tocRange.lastPage++;
shiftRangesNextToTOC();
}
}
}
void PagesRanges::clear()
{
m_ranges.clear();
}
} // namespace LimeReport