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📄 wksp_map.cpp

📁 这是一个GPS相关的程序
💻 CPP
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		{
			CSG_Rect	rWorld(Get_World(r));
			double		d	= rWorld.Get_XRange() / r.GetWidth();

			Stream.Printf(wxT("%.10f\n%.10f\n%.10f\n%.10f\n%.10f\n%.10f\n"),
				d, 0.0, 0.0,-d,
				rWorld.Get_XMin() - Frame * d,
				rWorld.Get_YMax() + Frame * d
			);
		}
	}

	if( m_Img_Parms("LG")->asBool() && Get_Legend_Size(s, 1.0, m_Img_Parms("LZ")->asDouble()) )
	{
		wxFileName	fn(file);
		file	= fn.GetName();
		file.Append(wxT("_legend"));
		fn.SetName(file);
		file	= fn.GetFullPath();

		BMP.Create(s.GetWidth(), s.GetHeight());
		dc.SelectObject(BMP);
		dc.SetBackground(*wxWHITE_BRUSH);
		dc.Clear();

		Draw_Legend(dc, 1.0, m_Img_Parms("LZ")->asDouble(), wxPoint(0, 0));

		dc.SelectObject(wxNullBitmap);
		BMP.SaveFile(file, (wxBitmapType)type);
	}

	Set_Buisy_Cursor(false);
}

//---------------------------------------------------------
void CWKSP_Map::SaveAs_PDF_Indexed(void)
{
	static CSG_Parameters	Parameters(NULL, LNG("[CAP] Save to PDF"), LNG(""), NULL, false);

	//-----------------------------------------------------
	if( Parameters.Get_Count() == 0 )
	{
		Parameters.Add_FilePath(
			NULL	, "FILENAME"	, LNG("[FLD] PDF Document"),
			LNG(""),
			wxString::Format(wxT("%s%s"),
			LNG("PDF Documents (*.pdf)|*.pdf|"),
			LNG("All Files|*.*")), NULL, true, false
		);

		Parameters.Add_Choice(
			NULL	, "PAPER_SIZE"	, LNG("[FLD] Paper Format"),
			LNG(""),

			CSG_String::Format(wxT("%s|%s|%s|%s|"),
				LNG("A4 Portrait"),
				LNG("A4 Landscape"),
				LNG("A3 Portrait"),
				LNG("A3 Landscape")
			)
		);

		Parameters.Add_String(
			NULL	, "NAME"		, LNG("[FLD] Title"),
			LNG(""),
			LNG("")
		);

		Parameters.Add_Shapes(
			NULL	, "SHAPES"		, LNG("[FLD] Shapes"),
			LNG(""),
			PARAMETER_INPUT_OPTIONAL
		);

		Parameters.Add_Table_Field(
			Parameters("SHAPES")	, "FIELD"		, LNG("[FLD] Attribute"),
			LNG("")
		);

	//	Parameters.Add_Grid(
	//		NULL	, "GRID"		, LNG("[FLD] Grid"),
	//		LNG(""),
	//		PARAMETER_INPUT_OPTIONAL
	//	);

		Parameters.Add_FilePath(
			NULL	, "FILEICON"	, LNG("[FLD] Icon"),
			LNG(""),

			CSG_String::Format(wxT("%s|*.png;*.jpg|%s|*.png|%s|*.jpg|%s|*.*"),
				LNG("All Recognised Files"),
				LNG("PNG Files"),
				LNG("JPG Files"),
				LNG("All Files")
			), NULL, false, false
		);

		Parameters.Add_Value(
			NULL	, "ROUNDSCALE"	, LNG("[FLD] Round Scale"),
			LNG(""),
			PARAMETER_TYPE_Bool, true
		);
	}

	//-----------------------------------------------------
	if( DLG_Parameters(&Parameters) )
	{
		bool			bResult, bRoundScale;
		int				iField;
		CSG_String		Name, FileName, FileName_Icon, FilePath_Maps;
		CSG_Rect		rOverview, rMap;
		CSG_Shapes			*pShapes;
	//	CSG_Grid			*pGrid;
		CSG_Doc_PDF	PDF;

		MSG_General_Add(wxString::Format(wxT("%s..."), LNG("[MSG] Save to PDF")), true, true);

		bResult			= false;
		Name			= Parameters("NAME")		->asString();	if( Name.Length() < 1 )	Name	=  LNG("Maps");
		FileName		= Parameters("FILENAME")	->asString();
		FileName_Icon	= Parameters("FILEICON")	->asString();
		pShapes			= Parameters("SHAPES")		->asShapes();
	//	pGrid			= Parameters("GRID")		->asGrid();
		iField			= Parameters("FIELD")		->asInt();
		bRoundScale		= Parameters("ROUNDSCALE")	->asBool();

		switch( Parameters("PAPER_SIZE")->asInt() )
		{
		default:
		case 0:	PDF.Open(PDF_PAGE_SIZE_A4, PDF_PAGE_ORIENTATION_PORTRAIT , Name);	break;	// A4 Portrait
		case 1:	PDF.Open(PDF_PAGE_SIZE_A4, PDF_PAGE_ORIENTATION_LANDSCAPE, Name);	break;	// A4 Landscape
		case 2:	PDF.Open(PDF_PAGE_SIZE_A3, PDF_PAGE_ORIENTATION_PORTRAIT , Name);	break;	// A3 Portrait
		case 3:	PDF.Open(PDF_PAGE_SIZE_A3, PDF_PAGE_ORIENTATION_LANDSCAPE, Name);	break;	// A3 Landscape
		}

		//-------------------------------------------------
		if( PDF.Is_Open() )
		{
			PDF.Layout_Set_Box_Space(5, false);

			PDF.Layout_Add_Box(  0.0,   0.0, 100.0,  75.0, "MAP");
			PDF.Layout_Add_Box(  0.0,  75.0,  50.0, 100.0, "DIVISIONS");
			PDF.Layout_Add_Box( 50.0,  75.0,  60.0,  80.0, "ICON");
			PDF.Layout_Add_Box( 60.0,  75.0, 100.0,  80.0, "TITLE");
			PDF.Layout_Add_Box( 50.0,  80.0, 100.0, 100.0, "DESCRIPTION");

			FilePath_Maps	= SG_File_Make_Path(SG_File_Get_Path(FileName), SG_File_Get_Name(FileName, false));
			rOverview		= pShapes ? pShapes->Get_Extent() : Get_Extent();
		//	rOverview		= pShapes ? pShapes->Get_Extent() : (pGrid ? pGrid->Get_Extent() : Get_Extent());

			//---------------------------------------------
		//	PDF.Draw_Text		(PDF.Layout_Get_Box("TITLE").Get_XMin(), PDF.Layout_Get_Box("TITLE").Get_YCenter(), LNG("This is a Test!!!"), 24);
		//	PDF.Draw_Rectangle	(PDF.Layout_Get_Box("DIVISIONS"));
		//	PDF.Draw_Grid		(PDF.Layout_Get_Box("DIVISIONS"), Parameters("GRID")->asGrid(), CSG_Colors(), 0.0, 0.0, 0, &rOverview);
		//	PDF.Draw_Shapes		(PDF.Layout_Get_Box("DIVISIONS"), pShapes, PDF_STYLE_POLYGON_STROKE, SG_COLOR_GREEN, SG_COLOR_BLACK, 1, &rOverview);
		//	PDF.Draw_Graticule	(PDF.Layout_Get_Box("DIVISIONS"), rOverview);

			//---------------------------------------------
			Draw_PDF(&PDF, FilePath_Maps, -1, FileName_Icon, Name, rOverview, bRoundScale, iField, pShapes);

			if( pShapes )
			{
				for(int i=0; i<pShapes->Get_Count() && SG_UI_Process_Set_Progress(i, pShapes->Get_Count()); i++)
				{
					Draw_PDF(&PDF, FilePath_Maps, i, FileName_Icon, Name, pShapes->Get_Shape(i)->Get_Extent(), bRoundScale, iField, pShapes);
				}
			}

			//---------------------------------------------
			PROCESS_Set_Okay(true);
			Set_Buisy_Cursor(true);
			bResult	= PDF.Save(FileName);
			Set_Buisy_Cursor(false);
		}

		MSG_General_Add(bResult ? LNG("[MSG] okay") : LNG("[MSG] failed"), false, false);
	}
}

//---------------------------------------------------------
void CWKSP_Map::Draw_PDF(CSG_Doc_PDF *pPDF, const wxChar *FilePath_Maps, int Image_ID, const wxChar *FileName_Icon, const wxChar *Title, CSG_Rect rWorld, bool bRoundScale, int iField, CSG_Shapes *pShapes)
{
	int			FrameSize_1	= 20, FrameSize_2	= 10;
	double		d, e, Scale, Ratio;
	CSG_String	FileName, Description, s;
	CSG_Rect	rBox;
	wxRect		rBMP;
	wxBitmap	BMP;
	wxMemoryDC	dc;

	if( pPDF && rWorld.Get_XRange() > 0.0 && rWorld.Get_YRange() > 0.0 && pPDF->Add_Page() )
	{
		rWorld.Inflate(5.0, true);

		//-------------------------------------------------
		rBox	= pPDF->Layout_Get_Box("MAP");
		rBox.Deflate(FrameSize_1, false);

		rBMP	= wxRect(0, 0, (int)rBox.Get_XRange(), (int)rBox.Get_YRange());
		BMP.Create(rBMP.GetWidth(), rBMP.GetHeight());
		dc.SelectObject(BMP);
		dc.SetBackground(*wxWHITE_BRUSH);
		dc.Clear();

		if( bRoundScale )
		{
			Scale	= rWorld.Get_XRange() / (pPDF->Get_Page_To_Meter() * (double)rBMP.GetWidth());

		//	if( Scale > 1000 )
		//	{
				Ratio	= ((ceil(Scale / 1000.)) / (Scale / 1000.) - 1);
				rWorld.Inflate(Ratio * 100, true);
		//	}
		}

		Scale	= rWorld.Get_XRange() / (pPDF->Get_Page_To_Meter() * rBMP.GetWidth());

		Draw_Map(dc, rWorld, 1.0, rBMP, false);
		dc.SelectObject(wxNullBitmap);
		SG_Dir_Create(FilePath_Maps);
		FileName	= SG_File_Make_Path(FilePath_Maps, wxString::Format(wxT("image_%03d"), Image_ID + 1), wxT("png"));
		BMP.SaveFile(FileName.c_str(), wxBITMAP_TYPE_PNG);

		pPDF->Draw_Image	(rBox, FileName);
		pPDF->Draw_Graticule(rBox, rWorld, FrameSize_1);

		//-------------------------------------------------
		rBox	= pPDF->Layout_Get_Box("ICON");

		if( FileName_Icon )
		{
			pPDF->Draw_Image(rBox, FileName_Icon);
		}
		else
		{
			pPDF->Draw_Rectangle(rBox);
		}

		//-------------------------------------------------
		rBox	= pPDF->Layout_Get_Box("DIVISIONS");

		pPDF->Draw_Rectangle(rBox);

		if( pShapes )
		{
			CSG_Rect	rShapes(pShapes->Get_Extent());

			rShapes.Inflate(5.0, true);
			rBox.Deflate(FrameSize_2, false);

			pPDF->Draw_Graticule(rBox, rShapes, FrameSize_2);
			pPDF->Draw_Shapes(rBox, pShapes, PDF_STYLE_POLYGON_FILLSTROKE, SG_COLOR_GREEN, SG_COLOR_BLACK, 0, &rShapes);

			if( Image_ID >= 0 && Image_ID < pShapes->Get_Count() )
			{
				pPDF->Draw_Shape(rBox, pShapes->Get_Shape(Image_ID), PDF_STYLE_POLYGON_FILLSTROKE, SG_COLOR_YELLOW, SG_COLOR_RED, 1, &rShapes);
			}
		}

		//-------------------------------------------------
		rBox	= pPDF->Layout_Get_Box("TITLE");

		pPDF->Draw_Text(rBox.Get_XMin(), rBox.Get_YCenter(), Title, 20, PDF_STYLE_TEXT_ALIGN_H_LEFT|PDF_STYLE_TEXT_ALIGN_V_CENTER|PDF_STYLE_TEXT_UNDERLINE);

		//-------------------------------------------------
		rBox	= pPDF->Layout_Get_Box("DESCRIPTION");

		Description.Append(wxString::Format(wxT("%d. %s\n"), Image_ID + 2, LNG("Map")));

		if( pShapes && Image_ID >= 0 && Image_ID < pShapes->Get_Count() )
		{
			switch( pShapes->Get_Type() )
			{
			default:
				break;

			case SHAPE_TYPE_Line:
				d	= ((CSG_Shape_Line    *)pShapes->Get_Shape(Image_ID))->Get_Length();
				e	= d > 1000.0 ? 1000.0    : 1.0;
				s	= d > 1000.0 ? wxT("km") : wxT("m");
				Description.Append(wxString::Format(wxT("%s: %f%s\n"), LNG("Length")	, d / e, s.c_str()));
				break;

			case SHAPE_TYPE_Polygon:
				d	= ((CSG_Shape_Polygon *)pShapes->Get_Shape(Image_ID))->Get_Area();
				e	= d > 1000000.0 ? 1000000.0  : (d > 10000.0 ? 10000.0   : 1.0);
				s	= d > 1000000.0 ? wxT("km\xc2\xb2") : (d > 10000.0 ? wxT("ha") : wxT("m\xc2\xb2"));
				Description.Append(wxString::Format(wxT("%s: %f%s\n"), LNG("Area")		, d / e, s.c_str()));

				d	= ((CSG_Shape_Polygon *)pShapes->Get_Shape(Image_ID))->Get_Perimeter();
				e	= d > 1000.0 ? 1000.0    : 1.0;
				s	= d > 1000.0 ? wxT("km") : wxT("m");
				Description.Append(wxString::Format(wxT("%s: %f%s\n"), LNG("Perimeter")	, d / e, s.c_str()));

				Description.Append(wxString::Format(wxT("%s: %d\n")  , LNG("Parts")		, ((CSG_Shape_Polygon *)pShapes->Get_Shape(Image_ID))->Get_Part_Count()));
				break;
			}

			if( iField >= 0 && iField < pShapes->Get_Table().Get_Field_Count() )
			{
				Description.Append(wxString::Format(wxT("%s: %s\n"), pShapes->Get_Table().Get_Field_Name(iField), pShapes->Get_Shape(Image_ID)->Get_Record()->asString(iField)));
			}
		}

		Description.Append(wxString::Format(wxT("%s 1:%s"), LNG("Scale"), SG_Get_String(Scale, 2).c_str()));

		pPDF->Draw_Text(rBox.Get_XMin(), rBox.Get_YMax(), Description, 12, PDF_STYLE_TEXT_ALIGN_H_LEFT|PDF_STYLE_TEXT_ALIGN_V_TOP);
	}
}

//---------------------------------------------------------
void CWKSP_Map::SaveAs_Interactive_SVG(void)
{
	static CSG_Parameters	Parameters(NULL, LNG("[CAP] Save As Interactive SVG"), LNG(""), NULL, false);

	//-----------------------------------------------------
	if( Parameters.Get_Count() == 0 )
	{
		Parameters.Add_FilePath(
			NULL	, "FILENAME"	, LNG("[FLD] SVG File"),
			LNG(""),
			wxString::Format(wxT("%s|*.svg|%s|*.*"),
				LNG("SVG - Scalable Vector Graphics Files (*.svg)"),
				LNG("All Files")
			), NULL, true, false
		);

		Parameters.Add_Shapes(
			NULL	, "SHAPES"		, LNG("[FLD] Index Layer"),
			LNG(""),
			PARAMETER_INPUT_OPTIONAL
		);
	}

	//-----------------------------------------------------
	if( DLG_Parameters(&Parameters) )
	{
		CSG_String				FileName;
		CSG_Shapes					*pIndexLayer;
		CSVG_Interactive_Map	SVG;

		MSG_General_Add(wxString::Format(wxT("%s..."), LNG("[MSG] Save as Interactive SVG")), true, true);

		pIndexLayer		= Parameters("SHAPES")		->asShapes();
		FileName		= Parameters("FILENAME")	->asString();

		SVG.Create_From_Map(this, pIndexLayer, FileName);

		MSG_General_Add(LNG("[MSG] okay"), false, false);
	}
}


///////////////////////////////////////////////////////////
//														 //
//														 //
//														 //
///////////////////////////////////////////////////////////

//---------------------------------------------------------
void CWKSP_Map::Draw_Map(wxDC &dc, double Zoom, const wxRect &rClient, bool bEdit, int Background)
{
	Draw_Map(dc, Get_World(rClient), Zoom, rClient, bEdit, Background);
}

//---------------------------------------------------------
void CWKSP_Map::Draw_Map(wxDC &dc, const CSG_Rect &rWorld, double Zoom, const wxRect &rClient, bool bEdit, int Background)
{
	CWKSP_Layer		*pLayer;
	CWKSP_Map_DC	dc_Map(rWorld, rClient, Zoom, Background);

	for(int i=Get_Count()-1; i>=0; i--)
	{
		pLayer	= Get_Layer(i)->Get_Layer();

		if( pLayer->do_Show(Get_Extent()) )
		{
			pLayer->Draw(dc_Map, bEdit && pLayer == Get_Active_Layer());
		}
	}

	dc_Map.Draw(dc);
}

//---------------------------------------------------------
void CWKSP_Map::Draw_Frame(wxDC &dc, wxRect rMap, int Width)
{
	Draw_Frame(dc, Get_World(rMap), rMap, Width);
}

void CWKSP_Map::Draw_Frame(wxDC &dc, const CSG_Rect &rWorld, wxRect rMap, int Width)
{
	wxRect		r, rFrame(rMap);

	Draw_Edge(dc, EDGE_STYLE_SIMPLE, rMap.GetLeft(), rMap.GetTop(), rMap.GetRight(), rMap.GetBottom());

	rFrame.Inflate(Width);

	r		= wxRect(rMap.GetLeft()    , rFrame.GetTop()    , rMap.GetWidth(), Width);
	Draw_Scale(dc, r, rWorld.Get_XMin(), rWorld.Get_XMax()  , true , true , false);

	r		= wxRect(rMap.GetLeft()    , rMap.GetBottom()   , rMap.GetWidth(), Width);
	Draw_Scale(dc, r, 0.0              , rWorld.Get_XRange(), true , true , true);

	r		= wxRect(rFrame.GetLeft()  , rMap.GetTop()      , Width, rMap.GetHeight());
	Draw_Scale(dc, r, rWorld.Get_YMin(), rWorld.Get_YMax()  , false, false, false);

	r		= wxRect(rMap.GetRight()   , rMap.GetTop()      , Width, rMap.GetHeight());
	Draw_Scale(dc, r, 0.0              , rWorld.Get_YRange(), false, false, true);

	Draw_Edge(dc, EDGE_STYLE_SIMPLE, rFrame.GetLeft(), rFrame.GetTop(), rFrame.GetRight(), rFrame.GetBottom());
}

//---------------------------------------------------------
bool CWKSP_Map::Draw_Legend(wxDC &dc, double Zoom_Map, double Zoom, wxPoint Position, wxSize *pSize, int Layout)
{
	bool	bVertical;
	int		i, n;
	wxSize	s, Size;

	Size.x		= 0;
	Size.y		= 0;

	bVertical	= (Layout & LEGEND_LAYOUT_VERTICAL) != 0;

	for(i=0, n=0; i<Get_Count(); i++)
	{
		if( Get_Layer(i)->Get_Layer()->do_Legend() )
		{
			n++;

			Get_Layer(i)->Get_Layer()->Get_Legend()->Draw(dc, Zoom, Zoom_Map, Position, &s, bVertical);

			if( bVertical )
			{
				s.y			+= (int)(Zoom * LEGEND_SPACE);
				Position.y	+= s.y;
				Size.y		+= s.y;

				if( Size.x < s.x )
					Size.x	= s.x;
			}
			else
			{
				s.x			+= (int)(Zoom * LEGEND_SPACE);
				Position.x	+= s.x;
				Size.x		+= s.x;

				if( Size.y < s.y )
					Size.y	= s.y;
			}
		}
	}

	if( pSize )
	{
		*pSize	= Size;
	}

	return( n > 0 );
}

//---------------------------------------------------------
bool CWKSP_Map::Get_Legend_Size(wxSize &Size, double Zoom_Map, double Zoom, int Layout)
{
	wxMemoryDC	dc;

	return( Draw_Legend(dc, Zoom_Map, Zoom, wxPoint(0, 0), &Size, Layout) );
}


///////////////////////////////////////////////////////////
//														 //
//														 //
//														 //
///////////////////////////////////////////////////////////

//---------------------------------------------------------

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