/** \brief Returns true if the system was added to the page false otherwise.
*/
bool GRPage::addSystem( GRSystem * inSystem, float * ioUsedSystemDistance )
{
assert(inSystem->getGRPage() == this);
GRSystem * lastSystem = mSystems.empty() ? 0 : mSystems.back(); // get the current last system
const NVRect & newSystemBox = inSystem->getBoundingBox();
NVPoint newPos;
if( lastSystem ) {
if (*ioUsedSystemDistance > 0) {
newPos.y = lastSystem->getPosition().y + *ioUsedSystemDistance;
*ioUsedSystemDistance = -1;
}
else {
newPos.y = lastSystem->getPosition().y + lastSystem->getBoundingBox().bottom;
// this should be handled by "springs" as well... and there should be a "minimum" distance...
newPos.y -= newSystemBox.top;
// the default distance ...
// it is later distributed evenly between mSystems ...
newPos.y += settings.systemsDistance;
}
m_totalsystemheight += newSystemBox.Height();
}
else // So this is the first system of the page
{
newPos.y = - newSystemBox.top;
m_totalsystemheight = newSystemBox.Height(); // TODO: bottom - newPos.y;
}
inSystem->setPosition( newPos );
if( mSystems.empty()) mDebugPageDate = inSystem->mDebugSystemDate;
mSystems.push_back( inSystem );
updateBoundingBox();
return true;
}
/** \brief Draws the score page.
*/
void GRPage::OnDraw( VGDevice & hdc ) const
{
// TODO: test if the element intersect with the clipping box
GuidoPos pagepos = First();
while (pagepos)
GetNext(pagepos)->OnDraw(hdc);
// - Convert from centimeter to logical.
const float tstx = mLeftMargin; // (JB) sign change
const float tsty = mTopMargin; // (JB) sign change
// this resets the window-origin, so that left and top margins are correct ...
// dont forget to set the clipping-rectangle!
gClipRect.left -= tstx;
gClipRect.top -= tsty;
gClipRect.right -= tstx;
gClipRect.bottom -= tsty;
// The following sets the WindowOrigin so that
// 0,0 is at the top left (including margins)
//
// ---------------
// | mt |
// | x------- |
// | | | mr|
// |ml| | |
// | -------- |
// | mb |
// |-------------|
hdc.OffsetOrigin( tstx, tsty );
GRSystem * theSystem;
SystemPointerList::const_iterator ptr;
for( ptr = mSystems.begin(); ptr != mSystems.end(); ++ ptr )
{
theSystem = *ptr;
const NVPoint & pos = theSystem->getPosition();
NVRect br (theSystem->getBoundingBox());
br += pos;
if( br.Collides( gClipRect ) == false )
continue;
gCurSystem = theSystem;
theSystem->OnDraw(hdc);
}
if (gBoundingBoxesMap & kPageBB)
DrawBoundingBox( hdc, kPageBBColor);
hdc.OffsetOrigin( -tstx, -tsty );
}
// ----------------------------------------------------------------------------
void GRPage::trace(VGDevice & hdc) const
{
NVRect r;
cout << "Page trace - page " << r << " " << getPosition() << endl;
cout << " => page num systems : " << getSystems()->size() << endl;
SystemPointerList::const_iterator ptr;
for( ptr = getSystems()->begin(); ptr != getSystems()->end(); ++ptr ) {
GRSystem * system = *ptr;
r = system->getBoundingBox();
r += system->getPosition();
cout << " system " << r << endl;
SSliceList * slices = system->getSlices();
if (slices) {
GuidoPos pos = slices->GetHeadPosition();
while (pos) {
GRSystemSlice * ss = slices->GetNext(pos);
r = ss->getBoundingBox();
r += ss->getPosition();
cout << " slice " << r << endl;
StaffVector * sv = ss->getStaves(); // get the staves list
if (sv) {
for( int i = sv->GetMinimum(); i <= sv->GetMaximum(); ++i) {
GRStaff * staff = sv->Get(i);
if (staff) {
cout << " - staff " << staff->getBoundingBox() << " " << staff->getPosition() << endl;
/* NEPointerList * selts = staff->getElements();
if (selts) {
GuidoPos pos = selts->GetHeadPosition();
while (pos) {
GRNotationElement * nelt = selts->GetNext(pos);
if (nelt) {
cout << *nelt;
nelt->DrawBoundingBox (hdc, GColor(0, 0, 255));
}
else cout << "==> GRStaff notation element is NULL" << endl;
}
}
else cout << "==> GRStaff elements is NULL" << endl;
*/
}
else cout << "==> GRStaff is NULL" << endl;
}
}
else cout << "==> StaffVector is NULL" << endl;
}
}
else cout << "==> no slices in system" << endl;
}
}
/** \brief Distributes the systems of the page
evenly .... but only, if the distance will be less than
(10 * LSPACE) between mSystems
\bug does not take account of the page title .
*/
void GRPage::finishPage( bool islastpage )
{
if (settings.systemsDistribution == kNeverDistrib) {
SystemPointerList::iterator ptr;
for( ptr = mSystems.begin(); ptr != mSystems.end(); ++ ptr )
(*ptr)->FinishSystem();
return;
}
const size_t systemCount = mSystems.size();
float pagesizey = getInnerHeight();
float dist = pagesizey - m_totalsystemheight;
if (systemCount > 1)
dist = dist / (float(systemCount - 1));
if (dist > 0) {
if ((settings.systemsDistribution == kAlwaysDistrib)
|| (settings.systemsDistribution == kAutoDistrib) // DF added on Feb 13 2011 to force correct mapping
|| settings.optimalPageFill
|| (!islastpage) || (dist <= (0.1f * pagesizey)))
{
const float distribLimit =settings.systemsDistribLimit * pagesizey;
if(( settings.systemsDistribution == kAutoDistrib ) && ( dist > distribLimit ))
{
// We are here because the distance between systems is too large
if( false ) // islastpage )
{
return;
}
else {
// this is auto ...
dist = 0.075f * pagesizey; // Hardcoded
}
}
// then we put the mSystems at these distances ...
float cury = 0;
for(SystemPointerList::iterator i = mSystems.begin(); i != mSystems.end(); i++ ) {
GRSystem * system = *i;
if (cury > 0) {
NVPoint newpos;
newpos.y = cury - system->getBoundingBox().top;
system->setPosition( newpos );
cury += system->getBoundingBox().Height();
}
else // So this is the first system. Just get its bottom.
{
cury += system->getPosition().y + system->getBoundingBox().bottom;
}
cury += dist;
system->FinishSystem();
}
}
}
else {
SystemPointerList::iterator ptr;
for( ptr = mSystems.begin(); ptr != mSystems.end(); ++ ptr )
(*ptr)->FinishSystem();
}
// hack to get correct time position for the page [DF - May 26 2010]
setRelativeTimePosition ( (*mSystems.begin())->getRelativeTimePosition() );
}