//---------------------------------------------------------
bool CShapes_Cut_Interactive::Get_Extent(CSG_Rect &r)
{
CSG_Parameters *pParameters = Get_Parameters("CUT");
pParameters->Get_Parameter("AX")->Set_Value(r.Get_XMin());
pParameters->Get_Parameter("AY")->Set_Value(r.Get_YMin());
pParameters->Get_Parameter("BX")->Set_Value(r.Get_XMax());
pParameters->Get_Parameter("BY")->Set_Value(r.Get_YMax());
pParameters->Get_Parameter("DX")->Set_Value(r.Get_XRange());
pParameters->Get_Parameter("DY")->Set_Value(r.Get_YRange());
if( Dlg_Parameters("CUT") )
{
r.Assign(
pParameters->Get_Parameter("AX")->asDouble(),
pParameters->Get_Parameter("AY")->asDouble(),
pParameters->Get_Parameter("BX")->asDouble(),
pParameters->Get_Parameter("BY")->asDouble()
);
return( true );
}
return( false );
}
//---------------------------------------------------------
bool CSTL_Import::Get_Extent(CSG_File &Stream, CSG_Rect &Extent, int nFacettes)
{
float xMin = 1, xMax = 0, yMin, yMax;
for(int iFacette=0; iFacette<nFacettes && !Stream.is_EOF() && Set_Progress(iFacette, nFacettes); iFacette++)
{
TSTL_Point p[3];
if( Read_Facette(Stream, p) )
{
if( iFacette == 0 )
{
xMin = xMax = p[0].x;
yMin = yMax = p[0].y;
}
for(int i=0; i<3; i++)
{
if( xMin > p[i].x ) { xMin = p[i].x; } else if( xMax < p[i].x ) { xMax = p[i].x; }
if( yMin > p[i].y ) { yMin = p[i].y; } else if( yMax < p[i].y ) { yMax = p[i].y; }
}
}
}
Extent.Assign(xMin, yMin, xMax, yMax);
return( xMin < xMax && yMin < yMax && Stream.Seek(80 + sizeof(nFacettes)) );
}
//---------------------------------------------------------
const CSG_Rect & CSG_Shape_Point::Get_Extent(void)
{
static CSG_Rect Extent;
Extent.Assign(m_Point.x, m_Point.y, m_Point.x, m_Point.y);
return( Extent );
}
//---------------------------------------------------------
inline void CGeoref_Grid::Add_Target_Extent(CSG_Rect &Extent, double x, double y)
{
if( m_Engine.Get_Converted(x, y) )
{
if( Extent.Get_XRange() >= 0.0 && Extent.Get_YRange() >= 0.0 )
{
Extent.Union(CSG_Point(x, y));
}
else
{
Extent.Assign(x, y, x, y);
}
}
}
//---------------------------------------------------------
bool CVIEW_Map_Control::_Zoom(wxPoint A, wxPoint B)
{
CSG_Rect rWorld;
if( A.x == B.x && A.y == B.y )
{
return( _Zoom(_Get_World(A), true) );
}
rWorld.Assign(_Get_World(A), _Get_World(B));
m_pMap->Set_Extent(rWorld);
return( true );
}
//---------------------------------------------------------
bool CVIEW_Map_Control::_Move(wxPoint &A, const wxPoint &B)
{
if( A.x != B.x || A.y != B.y )
{
CSG_Rect rWorld;
rWorld.Assign(m_pMap->Get_Extent());
rWorld.Move(_Get_Client2World(A) - _Get_Client2World(B));
m_pMap->Set_Extent(rWorld);
A = B;
return( true );
}
return( false );
}
//---------------------------------------------------------
bool CGCS_Graticule::Get_Extent(const CSG_Rect &Extent, CSG_Rect &r)
{
if( m_Projector.Set_Inverse() )
{
double x, y, d;
CSG_Point p(Extent.Get_XMin(), Extent.Get_YMin());
m_Projector.Get_Projection(p); r.Assign(p, p);
d = Extent.Get_XRange() / 10.0;
for(y=Extent.Get_YMin(), x=Extent.Get_XMin(); x<=Extent.Get_XMax(); x+=d)
{
p.Assign(x, y); m_Projector.Get_Projection(p); r.Union(p);
}
for(y=Extent.Get_YMax(), x=Extent.Get_XMin(); x<=Extent.Get_XMax(); x+=d)
{
p.Assign(x, y); m_Projector.Get_Projection(p); r.Union(p);
}
d = Extent.Get_YRange() / 10.0;
for(x=Extent.Get_XMin(), y=Extent.Get_YMin(); y<=Extent.Get_YMax(); y+=d)
{
p.Assign(x, y); m_Projector.Get_Projection(p); r.Union(p);
}
for(x=Extent.Get_XMax(), y=Extent.Get_YMin(); y<=Extent.Get_YMax(); y+=d)
{
p.Assign(x, y); m_Projector.Get_Projection(p); r.Union(p);
}
m_Projector.Set_Inverse(false);
if( r.Get_XMin() < -180 ) r.m_rect.xMin = -180; else if( r.Get_XMax() > 180 ) r.m_rect.xMax = 180;
if( r.Get_YMin() < -90 ) r.m_rect.yMin = -90; else if( r.Get_YMax() > 90 ) r.m_rect.yMax = 90;
return( r.Get_XRange() > 0.0 && r.Get_YRange() > 0.0 );
}
return( false );
}
//---------------------------------------------------------
bool CShapes_Cut::Get_Extent(CSG_Rect &r)
{
m_pPolygons = NULL;
switch( Parameters("TARGET")->asInt() )
{
//-----------------------------------------------------
case 0: // user defined
Get_Parameters("CUT")->Get_Parameter("AX")->Set_Value(r.Get_XMin());
Get_Parameters("CUT")->Get_Parameter("AY")->Set_Value(r.Get_YMin());
Get_Parameters("CUT")->Get_Parameter("BX")->Set_Value(r.Get_XMax());
Get_Parameters("CUT")->Get_Parameter("BY")->Set_Value(r.Get_YMax());
Get_Parameters("CUT")->Get_Parameter("DX")->Set_Value(r.Get_XRange());
Get_Parameters("CUT")->Get_Parameter("DY")->Set_Value(r.Get_YRange());
if( Dlg_Parameters("CUT") )
{
r.Assign(
Get_Parameters("CUT")->Get_Parameter("AX")->asDouble(),
Get_Parameters("CUT")->Get_Parameter("AY")->asDouble(),
Get_Parameters("CUT")->Get_Parameter("BX")->asDouble(),
Get_Parameters("CUT")->Get_Parameter("BY")->asDouble()
);
return( true );
}
break;
//-----------------------------------------------------
case 1: // grid project
if( Dlg_Parameters("GRID") )
{
r.Assign(Get_Parameters("GRID")->Get_Parameter("GRID")->asGrid_System()->Get_Extent());
return( true );
}
break;
//-----------------------------------------------------
case 2: // shapes extent
if( Dlg_Parameters("SHAPES") )
{
r.Assign(Get_Parameters("SHAPES")->Get_Parameter("SHAPES")->asShapes()->Get_Extent());
return( true );
}
break;
//-----------------------------------------------------
case 3: // polygons
if( Dlg_Parameters("POLYGONS") )
{
r.Assign(Get_Parameters("POLYGONS")->Get_Parameter("POLYGONS")->asShapes()->Get_Extent());
m_pPolygons = Get_Parameters("POLYGONS")->Get_Parameter("POLYGONS")->asShapes();
return( true );
}
break;
}
return( false );
}
