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Merge branch 'style-docs' of https://github.com/tecoholic/Quantum-GIS

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etiennesky committed Aug 23, 2012
2 parents b6760ce + 447c0d1 commit 6bf56e8fc0988ff8de5763d5f0b9b80c01340a81
@@ -80,7 +80,7 @@ void QgsStyleV2::clear()
sqlite3_close( mCurrentDB );
}

bool QgsStyleV2::addSymbol( QString name, QgsSymbolV2* symbol )
bool QgsStyleV2::addSymbol( QString name, QgsSymbolV2* symbol, bool update )
{
if ( !symbol || name.isEmpty() )
return false;
@@ -89,6 +89,9 @@ bool QgsStyleV2::addSymbol( QString name, QgsSymbolV2* symbol )

mSymbols.insert( name, symbol );

if ( update )
updateSymbol( SymbolEntity, name );

return true;
}

@@ -108,7 +111,7 @@ bool QgsStyleV2::saveSymbol( QString name, QgsSymbolV2* symbol, int groupid, QSt
QByteArray xmlArray;
QTextStream stream( &xmlArray );
symEl.save( stream, 4 );
char *query = sqlite3_mprintf( "INSERT INTO symbol VALUES (NULL, '%q', '%q', %d)",
char *query = sqlite3_mprintf( "INSERT INTO symbol VALUES (NULL, '%q', '%q', %d);",
name.toUtf8().constData(), xmlArray.constData(), groupid );

if ( !runEmptyQuery( query ) )
@@ -170,17 +173,19 @@ QStringList QgsStyleV2::symbolNames()
}


bool QgsStyleV2::addColorRamp( QString name, QgsVectorColorRampV2* colorRamp )
bool QgsStyleV2::addColorRamp( QString name, QgsVectorColorRampV2* colorRamp, bool update )
{
if ( !colorRamp || name.isEmpty() )
return false;

// delete previous symbol (if any)
delete mColorRamps.value( name );

QgsDebugMsg( "Inserted " + name );
mColorRamps.insert( name, colorRamp );

if ( update )
updateSymbol( ColorrampEntity, name );

return true;
}

@@ -201,7 +206,7 @@ bool QgsStyleV2::saveColorRamp( QString name, QgsVectorColorRampV2* ramp, int gr
QByteArray xmlArray;
QTextStream stream( &xmlArray );
rampEl.save( stream, 4 );
char *query = sqlite3_mprintf( "INSERT INTO colorramp VALUES (NULL, '%q', '%q', %d)",
char *query = sqlite3_mprintf( "INSERT INTO colorramp VALUES (NULL, '%q', '%q', %d);",
name.toUtf8().constData(), xmlArray.constData(), groupid );

if ( !runEmptyQuery( query ) )
@@ -1378,3 +1383,64 @@ bool QgsStyleV2::importXML( QString filename )
mFileName = filename;
return true;
}

bool QgsStyleV2::updateSymbol( StyleEntity type, QString name )
{
QDomDocument doc( "dummy" );
QDomElement symEl;
QByteArray xmlArray;
QTextStream stream( &xmlArray );

char *query;

if ( type == SymbolEntity )
{
// check if it is an existing symbol
if ( !symbolNames().contains( name ) )
{
QgsDebugMsg( "Update request recieved for unavailable symbol" );
return false;
}

symEl = QgsSymbolLayerV2Utils::saveSymbol( name, symbol( name ), doc );
if ( symEl.isNull() )
{
QgsDebugMsg( "Couldn't convert symbol to valid XML!" );
return false;
}
symEl.save( stream, 4 );
query = sqlite3_mprintf( "UPDATE symbol SET xml='%q' WHERE name='%q';",
xmlArray.constData(), name.toUtf8().constData() );
}
else if ( type == ColorrampEntity )
{
if ( !colorRampNames().contains( name ) )
{
QgsDebugMsg( "Update requested for unavailable color ramp." );
return false;
}

symEl = QgsSymbolLayerV2Utils::saveColorRamp( name, colorRamp( name ), doc );
if ( symEl.isNull() )
{
QgsDebugMsg( "Couldn't convert color ramp to valid XML!" );
return false;
}
symEl.save( stream, 4 );
query = sqlite3_mprintf( "UPDATE colorramp SET xml='%q' WHERE name='%q';",
xmlArray.constData(), name.toUtf8().constData() );
}
else
{
QgsDebugMsg( "Updating the unsupported StyleEntity" );
return false;
}


if ( !runEmptyQuery( query ) )
{
QgsDebugMsg( "Couldn't insert symbol into the database!" );
return false;
}
return true;
}

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