#include <MapPainterSVG.h>

Inheritance diagram for osmscout::MapPainterSVG:

Classes
struct	NativeGlyph

Public Types
using	NativeLabel = std::wstring

using	SvgLabel = Label< NativeGlyph, NativeLabel >

Public Types inherited from osmscout::MapPainter
using	WayPathDataIt = std::list< WayPathData >::iterator

Public Member Functions
bool	DrawMap (const Projection &projection, const MapParameter &parameter, const MapData &data, std::ostream &stream)

	MapPainterSVG (const StyleConfigRef &styleConfig)

	~MapPainterSVG () override

Public Member Functions inherited from osmscout::MapPainter
bool	Draw (const Projection &projection, const MapParameter &parameter, const MapData &data)

bool	Draw (const Projection &projection, const MapParameter &parameter, const MapData &data, RenderSteps startStep, RenderSteps endStep)

	MapPainter (const StyleConfigRef &styleConfig)

virtual	~MapPainter ()

Static Public Attributes
static constexpr double	AverageCharacterWidth = 0.75

Protected Member Functions
void	AfterDrawing (const StyleConfig &styleConfig, const Projection &projection, const MapParameter &parameter, const MapData &data) override

void	AfterPreprocessing (const StyleConfig &styleConfig, const Projection &projection, const MapParameter &parameter, const MapData &data) override
	Low level drawing routines that have to be implemented by the concrete drawing engine.

void	BeforeDrawing (const StyleConfig &styleConfig, const Projection &projection, const MapParameter &parameter, const MapData &data) override

void	DrawArea (const Projection &projection, const MapParameter &parameter, const AreaData &area) override
	Draw the given area using the given FillStyle for the area outline.

void	DrawContourSymbol (const Projection &projection, const MapParameter &parameter, const Symbol &symbol, const ContourSymbolData &data) override
	Draw the given Symbol on top of the contour of the given path.

void	DrawGround (const Projection &projection, const MapParameter &parameter, const FillStyle &style) override
	(Optionally) fills the area with the given default color for ground.

void	DrawIcon (const IconStyle *style, const Vertex2D &centerPos, double width, double height) override
	Draw the Icon as defined by the IconStyle at the given pixel coordinate (icon center).

virtual void	DrawLabels (const Projection &projection, const MapParameter &parameter, const MapData &data) override

void	DrawPath (const Projection &projection, const MapParameter &parameter, const Color &color, double width, const std::vector< double > &dash, LineStyle::CapStyle startCap, LineStyle::CapStyle endCap, const CoordBufferRange &coordRange) override
	Draw simple line with the given style,the given color, the given width and the given untransformed nodes.

void	DrawPath (const Projection &projection, const MapParameter &parameter, const std::string &styleName, const std::optional< Color > &colorOverride, double width, LineStyle::CapStyle startCap, LineStyle::CapStyle endCap, size_t transStart, size_t transEnd)

void	DrawSymbol (const Projection &projection, const MapParameter &parameter, const Symbol &style, const Vertex2D &screenPos, double scaleFactor) override
	Draw the Symbol as defined by the SymbolStyle at the given pixel coordinate (symbol center).

void	DrawWay (const StyleConfig &styleConfig, const Projection &projection, const MapParameter &parameter, const WayData &data) override

void	DrawWayOutline (const StyleConfig &styleConfig, const Projection &projection, const MapParameter &parameter, const WayData &data)

double	GetFontHeight (const Projection &projection, const MapParameter &parameter, double fontSize) override
	Returns the height of the font.

bool	HasIcon (const StyleConfig &styleConfig, const Projection &projection, const MapParameter &parameter, IconStyle &style) override
	Return true, if the icon in the IconStyle is available and can be drawn.

virtual void	RegisterContourLabel (const Projection &projection, const MapParameter &parameter, const ObjectFileRef &ref, const PathLabelData &label, const LabelPath &labelPath) override
	Register contour label.

virtual void	RegisterRegularLabel (const Projection &projection, const MapParameter &parameter, const ObjectFileRef &ref, const std::vector< LabelData > &labels, const Vertex2D &position, double objectWidth) override
	Register regular label with given text at the given pixel coordinate in a style defined by the given LabelStyle.

Protected Member Functions inherited from osmscout::MapPainter
virtual void	DrawContourLines (const Projection &projection, const MapParameter &parameter, const MapData &data)

virtual void	DrawHillShading (const Projection &projection, const MapParameter &parameter, const MapData &data)

const std::list< AreaData > &	GetAreaData () const

double	GetProjectedWidth (const Projection &projection, double minPixel, double width) const

double	GetProjectedWidth (const Projection &projection, double width) const

virtual double	GetProposedLabelWidth (const MapParameter &parameter, double averageCharWidth, double objectWidth, size_t stringLength)
	Compute suggested label width for given parameters.

const std::list< WayData > &	GetWayData () const

bool	IsVisibleArea (const Projection &projection, const GeoBox &boundingBox, double pixelOffset) const
	Useful global helper functions.

bool	IsVisibleWay (const Projection &projection, const GeoBox &boundingBox, double pixelOffset) const

std::vector< OffsetRel >	ParseLaneTurns (const LanesFeatureValue &feature) const

Additional Inherited Members
Protected Attributes inherited from osmscout::MapPainter
AccessFeatureValueReader	accessReader
	Value reader for the 'lanes' feature.

AddressFeatureValueReader	addressReader
	Value reader for the 'address' feature.

FillStyle	areaMarkStyle
	Marker fill style for internal debugging.

FeatureValueBuffer	coastlineSegmentAttributes

ColorFeatureValueReader	colorReader
	Value reader for the 'color' feature.

double	contourLabelOffset
	Same value as in MapParameter but converted to pixel.

double	contourLabelSpace
	Same value as in MapParameter but converted to pixel.

CoordBuffer	coordBuffer
	Coordinate buffer.

TextStyleRef	debugLabel

std::vector< double >	emptyDash
	Presets, precalculations and similar.

FillStyleRef	landFill
	Fallback styles in case they are missing for the style sheet.

LanesFeatureValueReader	lanesReader
	Value reader for the 'lanes' feature.

LayerFeatureValueReader	layerReader
	Value reader for the 'layer' feature.

NameAltFeatureValueReader	nameAltReader
	Value reader for the 'alternative name' feature.

NameFeatureValueReader	nameReader
	Attribute readers.

RefFeatureValueReader	refReader
	Value reader for the 'ref' feature.

FillStyleRef	seaFill

double	shieldGridSizeHoriz
	Width of a cell for shield label placement.

double	shieldGridSizeVert
	Height of a cell for shield label placement.

StyleConfigRef	styleConfig
	Reference to the style configuration to be used.

TransBuffer	transBuffer
	Internal coordinate transformation data structures.

std::vector< double >	tunnelDash
	Dash array for drawing tunnel border.

WidthFeatureValueReader	widthReader
	Value reader for the 'width' feature.

Member Typedef Documentation

◆ NativeLabel

using osmscout::MapPainterSVG::NativeLabel = std::wstring

◆ SvgLabel

using osmscout::MapPainterSVG::SvgLabel = Label<NativeGlyph, NativeLabel>

Constructor & Destructor Documentation

◆ MapPainterSVG()

osmscout::MapPainterSVG::MapPainterSVG ( const StyleConfigRef & styleConfig )

explicit

◆ ~MapPainterSVG()

osmscout::MapPainterSVG::~MapPainterSVG ( )

override

Member Function Documentation

◆ AfterDrawing()

void osmscout::MapPainterSVG::AfterDrawing	(	const StyleConfig &	styleConfig,
		const Projection &	projection,
		const MapParameter &	parameter,
		const MapData &	data
	)

overrideprotectedvirtual

Reimplemented from osmscout::MapPainter.

◆ AfterPreprocessing()

void osmscout::MapPainterSVG::AfterPreprocessing	(	const StyleConfig &	styleConfig,
		const Projection &	projection,
		const MapParameter &	parameter,
		const MapData &	data
	)

overrideprotectedvirtual

Low level drawing routines that have to be implemented by the concrete drawing engine.

Some optional callbacks between individual processing steps.

Reimplemented from osmscout::MapPainter.

References osmscout::Projection::ConvertWidthToPixel(), osmscout::MapPainter::GetAreaData(), osmscout::MapPainter::GetProjectedWidth(), osmscout::MapPainter::GetWayData(), osmscout::MapPainter::landFill, osmscout::MapPainter::seaFill, and osmscout::MapPainter::styleConfig.

◆ BeforeDrawing()

void osmscout::MapPainterSVG::BeforeDrawing	(	const StyleConfig &	styleConfig,
		const Projection &	projection,
		const MapParameter &	parameter,
		const MapData &	data
	)

overrideprotectedvirtual

Reimplemented from osmscout::MapPainter.

References osmscout::Projection::ConvertWidthToPixel(), osmscout::Projection::GetHeight(), osmscout::MapParameter::GetLabelLayouterOverlap(), osmscout::Projection::GetWidth(), osmscout::LabelLayouter< NativeGlyph, NativeLabel, TextLayouter >::SetLayoutOverlap(), and osmscout::LabelLayouter< NativeGlyph, NativeLabel, TextLayouter >::SetViewport().

◆ DrawArea()

void osmscout::MapPainterSVG::DrawArea	(	const Projection &	projection,
		const MapParameter &	parameter,
		const AreaData &	area
	)

overrideprotectedvirtual

Draw the given area using the given FillStyle for the area outline.

Implements osmscout::MapPainter.

References osmscout::MapPainter::AreaData::borderStyle, osmscout::CoordBuffer::buffer, osmscout::MapPainter::AreaData::clippings, osmscout::MapPainter::coordBuffer, osmscout::MapPainter::AreaData::coordRange, osmscout::MapPainter::AreaData::fillStyle, osmscout::CoordBufferRange::GetEnd(), osmscout::CoordBufferRange::GetStart(), osmscout::Vertex2D::GetX(), and osmscout::Vertex2D::GetY().

◆ DrawContourSymbol()

void osmscout::MapPainterSVG::DrawContourSymbol	(	const Projection &	projection,
		const MapParameter &	parameter,
		const Symbol &	symbol,
		const ContourSymbolData &	data
	)

overrideprotectedvirtual

Draw the given Symbol on top of the contour of the given path.

Implements osmscout::MapPainter.

◆ DrawGround()

void osmscout::MapPainterSVG::DrawGround	(	const Projection &	projection,
		const MapParameter &	parameter,
		const FillStyle &	style
	)

overrideprotectedvirtual

(Optionally) fills the area with the given default color for ground.

In 2D backends this just fills the given area, 3D backends might draw a sphere or an infinite plane.

Implements osmscout::MapPainter.

References osmscout::FillStyle::GetFillColor(), osmscout::Projection::GetHeight(), and osmscout::Projection::GetWidth().

◆ DrawIcon()

void osmscout::MapPainterSVG::DrawIcon	(	const IconStyle *	style,
		const Vertex2D &	centerPos,
		double	width,
		double	height
	)

overrideprotectedvirtual

Draw the Icon as defined by the IconStyle at the given pixel coordinate (icon center).

Implements osmscout::MapPainter.

References osmscout::IconStyle::GetIconId(), osmscout::Vertex2D::GetX(), and osmscout::Vertex2D::GetY().

◆ DrawLabels()

void osmscout::MapPainterSVG::DrawLabels	(	const Projection &	projection,
		const MapParameter &	parameter,
		const MapData &	data
	)

overrideprotectedvirtual

Implements osmscout::MapPainter.

References osmscout::LabelLayouter< NativeGlyph, NativeLabel, TextLayouter >::DrawLabels(), osmscout::LabelLayouter< NativeGlyph, NativeLabel, TextLayouter >::Layout(), and osmscout::LabelLayouter< NativeGlyph, NativeLabel, TextLayouter >::Reset().

◆ DrawMap()

bool osmscout::MapPainterSVG::DrawMap	(	const Projection &	projection,
		const MapParameter &	parameter,
		const MapData &	data,
		std::ostream &	stream
	)

References osmscout::MapPainter::Draw(), osmscout::Projection::GetHeight(), osmscout::Projection::GetWidth(), and osmscout::MapPainter::styleConfig.

◆ DrawPath() [1/2]

void osmscout::MapPainterSVG::DrawPath	(	const Projection &	projection,
		const MapParameter &	parameter,
		const Color &	color,
		double	width,
		const std::vector< double > &	dash,
		LineStyle::CapStyle	startCap,
		LineStyle::CapStyle	endCap,
		const CoordBufferRange &	coordRange
	)

overrideprotectedvirtual

Draw simple line with the given style,the given color, the given width and the given untransformed nodes.

Implements osmscout::MapPainter.

References osmscout::CoordBuffer::buffer, osmscout::MapPainter::coordBuffer, osmscout::Color::GetA(), osmscout::CoordBufferRange::GetEnd(), osmscout::CoordBufferRange::GetStart(), osmscout::Vertex2D::GetX(), osmscout::Vertex2D::GetY(), and osmscout::Color::IsSolid().

Referenced by DrawWay().

◆ DrawPath() [2/2]

void osmscout::MapPainterSVG::DrawPath	(	const Projection &	projection,
		const MapParameter &	parameter,
		const std::string &	styleName,
		const std::optional< Color > &	colorOverride,
		double	width,
		LineStyle::CapStyle	startCap,
		LineStyle::CapStyle	endCap,
		size_t	transStart,
		size_t	transEnd
	)

protected

References osmscout::CoordBuffer::buffer, osmscout::MapPainter::coordBuffer, osmscout::Vertex2D::GetX(), and osmscout::Vertex2D::GetY().

◆ DrawSymbol()

void osmscout::MapPainterSVG::DrawSymbol	(	const Projection &	projection,
		const MapParameter &	parameter,
		const Symbol &	symbol,
		const Vertex2D &	screenPos,
		double	scaleFactor
	)

overrideprotectedvirtual

Draw the Symbol as defined by the SymbolStyle at the given pixel coordinate (symbol center).

Implements osmscout::MapPainter.

References osmscout::Projection::ConvertWidthToPixel(), osmscout::Symbol::GetBoundingBox(), osmscout::ScreenBox::GetCenter(), osmscout::DrawPrimitive::GetFillStyle(), osmscout::Symbol::GetName(), osmscout::Symbol::GetPrimitives(), osmscout::Vertex2D::GetX(), and osmscout::Vertex2D::GetY().

◆ DrawWay()

void osmscout::MapPainterSVG::DrawWay	(	const StyleConfig &	styleConfig,
		const Projection &	projection,
		const MapParameter &	parameter,
		const WayData &	data
	)

overrideprotectedvirtual

Reimplemented from osmscout::MapPainter.

References osmscout::MapPainter::WayData::color, osmscout::MapPainter::WayData::coordRange, DrawPath(), osmscout::MapPainter::emptyDash, osmscout::MapPainter::WayData::endIsClosed, osmscout::CoordBufferRange::GetEnd(), osmscout::CoordBufferRange::GetStart(), osmscout::MapPainter::WayData::lineStyle, osmscout::MapPainter::WayData::lineWidth, and osmscout::MapPainter::WayData::startIsClosed.

◆ DrawWayOutline()

void osmscout::MapPainterSVG::DrawWayOutline	(	const StyleConfig &	styleConfig,
		const Projection &	projection,
		const MapParameter &	parameter,
		const WayData &	data
	)

protected

◆ GetFontHeight()

double osmscout::MapPainterSVG::GetFontHeight	(	const Projection &	projection,
		const MapParameter &	parameter,
		double	fontSize
	)

overrideprotectedvirtual

Returns the height of the font.

Implements osmscout::MapPainter.

References osmscout::Projection::ConvertWidthToPixel(), and osmscout::MapParameter::GetFontSize().

◆ HasIcon()

bool osmscout::MapPainterSVG::HasIcon	(	const StyleConfig &	styleConfig,
		const Projection &	projection,
		const MapParameter &	parameter,
		IconStyle &	style
	)

overrideprotectedvirtual

Return true, if the icon in the IconStyle is available and can be drawn.

If this method returns false, possibly a fallback (using a Symbol) will be chosen.

Icon style dimensions and iconId may be setup for later usage.

Implements osmscout::MapPainter.

References osmscout::AppendFileToDir(), osmscout::Base64Encode(), osmscout::Projection::ConvertWidthToPixel(), osmscout::IconStyle::GetIconId(), osmscout::MapParameter::GetIconMode(), osmscout::IconStyle::GetIconName(), osmscout::MapParameter::GetIconPaths(), osmscout::MapParameter::GetIconPixelSize(), osmscout::MapParameter::GetIconSize(), osmscout::ReadFile(), osmscout::MapParameter::Scalable, osmscout::MapParameter::ScaledPixmap, osmscout::IconStyle::SetHeight(), osmscout::IconStyle::SetIconId(), and osmscout::IconStyle::SetWidth().

◆ RegisterContourLabel()

void osmscout::MapPainterSVG::RegisterContourLabel	(	const Projection &	projection,
		const MapParameter &	parameter,
		const ObjectFileRef &	ref,
		const PathLabelData &	label,
		const LabelPath &	labelPath
	)

overrideprotectedvirtual

Register contour label.

Implements osmscout::MapPainter.

References osmscout::LabelLayouter< NativeGlyph, NativeLabel, TextLayouter >::RegisterContourLabel().

◆ RegisterRegularLabel()

void osmscout::MapPainterSVG::RegisterRegularLabel	(	const Projection &	projection,
		const MapParameter &	parameter,
		const ObjectFileRef &	ref,
		const std::vector< LabelData > &	labels,
		const Vertex2D &	position,
		double	objectWidth
	)

overrideprotectedvirtual

Register regular label with given text at the given pixel coordinate in a style defined by the given LabelStyle.

Implements osmscout::MapPainter.

References osmscout::LabelLayouter< NativeGlyph, NativeLabel, TextLayouter >::RegisterLabel().

Member Data Documentation

◆ AverageCharacterWidth

constexpr double osmscout::MapPainterSVG::AverageCharacterWidth = 0.75

staticconstexpr

The documentation for this class was generated from the following files:

Classes

Public Types

Public Member Functions

Static Public Attributes

Protected Member Functions

Additional Inherited Members

Member Typedef Documentation

◆ NativeLabel

◆ SvgLabel

Constructor & Destructor Documentation

◆ MapPainterSVG()

◆ ~MapPainterSVG()

Member Function Documentation

◆ AfterDrawing()

◆ AfterPreprocessing()

◆ BeforeDrawing()

◆ DrawArea()

◆ DrawContourSymbol()

◆ DrawGround()

◆ DrawIcon()

◆ DrawLabels()

◆ DrawMap()

◆ DrawPath() [1/2]

◆ DrawPath() [2/2]

◆ DrawSymbol()

◆ DrawWay()

◆ DrawWayOutline()

◆ GetFontHeight()

◆ HasIcon()

◆ RegisterContourLabel()

◆ RegisterRegularLabel()

Member Data Documentation

◆ AverageCharacterWidth