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#include "cnttransformthumbnail.h"
#include "cntmodelextuids.h"
#include "qcontactthumbnail.h"
#include "cntsymbiantransformerror.h"
#include <QPixmap>
#include <QImage>
const TSize KMaxThumbnailSize(80, 96);
CntTransformThumbnail::CntTransformThumbnail() :
m_thumbnailCreator(0)
{
}
CntTransformThumbnail::~CntTransformThumbnail()
{
delete m_thumbnailCreator;
}
QList<CContactItemField *> CntTransformThumbnail::transformDetailL(const QContactDetail &detail)
{
if(detail.definitionName() != QContactThumbnail::DefinitionName)
User::Leave(KErrArgument);
QList<CContactItemField *> fieldList;
//cast to thumbnail
const QContactThumbnail &thumbnail(static_cast<const QContactThumbnail&>(detail));
if(!thumbnail.thumbnail().isNull()) {
// lazy instantiation
if(!m_thumbnailCreator) {
m_thumbnailCreator = new (ELeave) CntThumbnailCreator();
}
// Scaling is done before converting to CFbsBitmap because
// toSymbianCFbsBitmap may generate a duplicate of the bitmap data
// Note: scaling to thumbnail may take some time if the image is big
// TODO: aspect ratio?
QPixmap scaled = QPixmap::fromImage(thumbnail.thumbnail().scaled(KMaxThumbnailSize.iWidth, KMaxThumbnailSize.iHeight));
CFbsBitmap* bitmap = scaled.toSymbianCFbsBitmap();
CleanupStack::PushL(bitmap);
m_thumbnailCreator->addThumbnailFieldL(&fieldList, bitmap, KMaxThumbnailSize);
CleanupStack::Pop(bitmap); // ownership transferred
}
return fieldList;
}
QContactDetail *CntTransformThumbnail::transformItemField(const CContactItemField& field, const QContact &contact)
{
Q_UNUSED(contact);
QContactThumbnail *thumbnail = new QContactThumbnail();
if (field.ContentType().ContainsFieldType(KUidContactFieldPicture)
|| field.ContentType().ContainsFieldType(KUidContactFieldVCardMapJPEG)) {
// use the existing QContactAvatar (if available) in case of a pixmap
// field.
CContactStoreField* storage = field.StoreStorage();
QImage image;
HBufC8 *theThing = storage->Thing();
QByteArray bytes((char*)theThing->Ptr(), theThing->Length());
bool loaded = image.loadFromData(bytes, "JPG");
if (loaded) {
thumbnail->setThumbnail(image);
} else {
User::Leave(KErrInvalidContactDetail);
}
}
return thumbnail;
}
bool CntTransformThumbnail::supportsDetail(QString detailName) const
{
bool ret = false;
if (detailName == QContactThumbnail::DefinitionName) {
ret = true;
}
return ret;
}
QList<TUid> CntTransformThumbnail::supportedFields() const
{
return QList<TUid>()
<< KUidContactFieldPicture
// Used as "extra mapping/extra field type" by thumbnail data fields
<< KUidContactFieldVCardMapJPEG;
}
QList<TUid> CntTransformThumbnail::supportedSortingFieldTypes(QString /*detailFieldName*/) const
{
// Sorting not supported
return QList<TUid>();
}
/*!
* Checks whether the subtype is supported
*
* \a subType The subtype to be checked
* \return True if this subtype is supported
*/
bool CntTransformThumbnail::supportsSubType(const QString& /*subType*/) const
{
// XXX todo
return false;
}
/*!
* Returns the filed id corresponding to a field
*
* \a fieldName The name of the supported field
* \return fieldId for the fieldName, 0 if not supported
*/
quint32 CntTransformThumbnail::getIdForField(const QString& /*fieldName*/) const
{
// XXX todo
return 0;
}
/*!
* Modifies the detail definitions. The default detail definitions are
* queried from QContactManagerEngine::schemaDefinitions and then modified
* with this function in the transform leaf classes.
*
* \a definitions The detail definitions to modify.
* \a contactType The contact type the definitions apply for.
*/
void CntTransformThumbnail::detailDefinitions(QMap<QString, QContactDetailDefinition> &definitions, const QString& contactType) const
{
Q_UNUSED(contactType);
Q_UNUSED(definitions);
// Don't need to munge the definition
}