//---------------------------------------------------------
bool CGCS_Graticule::On_Execute(void)
{
//-----------------------------------------------------
CSG_Projection Projection;
if( !Get_Projection(Projection) )
{
return( false );
}
//-----------------------------------------------------
m_Projector.Set_Source(CSG_Projection("+proj=longlat +ellps=WGS84 +datum=WGS84", SG_PROJ_FMT_Proj4));
if( !m_Projector.Set_Target(Projection) )
{
m_Projector.Destroy();
return( false );
}
//-----------------------------------------------------
CSG_Rect Extent(
Parameters("XMIN")->asDouble(),
Parameters("YMIN")->asDouble(),
Parameters("XMAX")->asDouble(),
Parameters("YMAX")->asDouble()
);
if( !Get_Graticule(Extent) )
{
m_Projector.Destroy();
return( false );
}
//-----------------------------------------------------
m_Projector.Destroy();
return( true );
}
//---------------------------------------------------------
bool CWKSP_Map_Graticule::Draw(CWKSP_Map_DC &dc_Map)
{
if( !Get_Graticule(dc_Map.m_rWorld) || m_Graticule.Get_Count() <= 0 )
{
return( false );
}
if( !m_Parameters("SHOW_ALWAYS")->asBool() )
{
CSG_Parameter_Range *pRange = m_Parameters("SHOW_RANGE")->asRange();
double dRange = dc_Map.m_rWorld.Get_XRange() > dc_Map.m_rWorld.Get_YRange() ? dc_Map.m_rWorld.Get_XRange() : dc_Map.m_rWorld.Get_YRange();
if( dRange < pRange->Get_LoVal() || pRange->Get_HiVal() < dRange )
{
return( false );
}
}
//-----------------------------------------------------
CWKSP_Map_DC *pDC = m_Parameters("TRANSPARENCY")->asDouble() > 0.0 ? new CWKSP_Map_DC(dc_Map.m_rWorld, dc_Map.m_rDC, dc_Map.m_Scale, SG_GET_RGB(255, 255, 255)) : NULL;
CWKSP_Map_DC &dc = pDC ? *pDC : dc_Map;
//-----------------------------------------------------
wxPen Pen(m_Parameters("COLOR")->asColor(), m_Parameters("SIZE")->asInt());
switch( m_Parameters("LINE_STYLE")->asInt() )
{
default:
case 0: Pen.SetStyle(wxPENSTYLE_SOLID ); break; // Solid style.
case 1: Pen.SetStyle(wxPENSTYLE_DOT ); break; // Dotted style.
case 2: Pen.SetStyle(wxPENSTYLE_LONG_DASH ); break; // Long dashed style.
case 3: Pen.SetStyle(wxPENSTYLE_SHORT_DASH ); break; // Short dashed style.
case 4: Pen.SetStyle(wxPENSTYLE_DOT_DASH ); break; // Dot and dash style.
case 5: Pen.SetStyle(wxPENSTYLE_BDIAGONAL_HATCH ); break; // Backward diagonal hatch.
case 6: Pen.SetStyle(wxPENSTYLE_CROSSDIAG_HATCH ); break; // Cross-diagonal hatch.
case 7: Pen.SetStyle(wxPENSTYLE_FDIAGONAL_HATCH ); break; // Forward diagonal hatch.
case 8: Pen.SetStyle(wxPENSTYLE_CROSS_HATCH ); break; // Cross hatch.
case 9: Pen.SetStyle(wxPENSTYLE_HORIZONTAL_HATCH); break; // Horizontal hatch.
case 10: Pen.SetStyle(wxPENSTYLE_VERTICAL_HATCH ); break; // Vertical hatch.
// case 11: Pen.SetStyle(wxPENSTYLE_STIPPLE ); break; // Use the stipple bitmap.
// case 12: Pen.SetStyle(wxPENSTYLE_USER_DASH ); break; // Use the user dashes: see wxPen::SetDashes.
// case 13: Pen.SetStyle(wxPENSTYLE_TRANSPARENT ); break; // No pen is used.
}
dc.dc.SetPen(Pen);
//-----------------------------------------------------
for(int iLine=0; iLine<m_Graticule.Get_Count(); iLine++)
{
CSG_Shape *pLine = m_Graticule.Get_Shape(iLine);
for(int iPart=0; iPart<pLine->Get_Part_Count(); iPart++)
{
if( pLine->Get_Point_Count(iPart) > 1 )
{
TSG_Point_Int B, A = dc.World2DC(pLine->Get_Point(0, iPart));
for(int iPoint=1; iPoint<pLine->Get_Point_Count(iPart); iPoint++)
{
B = A;
A = dc.World2DC(pLine->Get_Point(iPoint, iPart));
dc.dc.DrawLine(A.x, A.y, B.x, B.y);
}
}
}
}
//-----------------------------------------------------
if( m_Parameters("LABEL")->asBool() )
{
int Size = (int)(0.5 + 0.01 * m_Parameters("LABEL_SIZE")->asDouble()
* ( dc.m_rDC.GetWidth() < dc.m_rDC.GetHeight()
? dc.m_rDC.GetWidth() : dc.m_rDC.GetHeight() )
);
if( Size > 2 )
{
int Effect;
wxColour Effect_Color = Get_Color_asWX(m_Parameters("LABEL_EFFCOL")->asInt());
wxFont Font = Get_Font(m_Parameters("LABEL_FONT"));
Font.SetPointSize(Size);
dc.dc.SetFont(Font);
dc.dc.SetTextForeground(m_Parameters("LABEL_FONT")->asColor());
switch( m_Parameters("LABEL_EFFECT")->asInt() )
{
default: Effect = TEXTEFFECT_NONE; break;
case 1: Effect = TEXTEFFECT_FRAME; break;
case 2: Effect = TEXTEFFECT_TOP; break;
case 3: Effect = TEXTEFFECT_TOPLEFT; break;
case 4: Effect = TEXTEFFECT_LEFT; break;
case 5: Effect = TEXTEFFECT_BOTTOMLEFT; break;
case 6: Effect = TEXTEFFECT_BOTTOM; break;
case 7: Effect = TEXTEFFECT_BOTTOMRIGHT; break;
case 8: Effect = TEXTEFFECT_RIGHT; break;
case 9: Effect = TEXTEFFECT_TOPRIGHT; break;
}
for(int iPoint=0; iPoint<m_Coordinates.Get_Count(); iPoint++)
{
CSG_Shape *pPoint = m_Coordinates.Get_Shape(iPoint);
TSG_Point_Int p(dc.World2DC(pPoint->Get_Point(0)));
wxString Type(pPoint->asString(0));
int Align = !Type.Cmp("LAT_MIN") ? TEXTALIGN_CENTERLEFT
: !Type.Cmp("LAT_MAX") ? TEXTALIGN_CENTERRIGHT
: !Type.Cmp("LON_MIN") ? TEXTALIGN_BOTTOMCENTER
: !Type.Cmp("LON_MAX") ? TEXTALIGN_TOPCENTER
: TEXTALIGN_CENTER;
Draw_Text(dc.dc, Align, p.x, p.y, 0.0, pPoint->asString(1), Effect, Effect_Color);
}
}
}
//-----------------------------------------------------
if( pDC )
{
dc_Map.Draw_DC(dc, m_Parameters("TRANSPARENCY")->asDouble() / 100.0);
delete(pDC);
}
return( true );
}
