Scroom::Utils::TweakPositionTextBox Class Reference

#include <tweak-view.hh>

Inheritance diagram for Scroom::Utils::TweakPositionTextBox:

Collaboration diagram for Scroom::Utils::TweakPositionTextBox:

Public Types
using	Ptr = std::shared_ptr< TweakPositionTextBox >
Public Types inherited from Scroom::Utils::ITweakPositionTextBox
using	Ptr = std::shared_ptr< ITweakPositionTextBox >

Public Member Functions
Point< double >	parse (std::string_view x, std::string_view y, const Point< int > &drawingAreaSize, int zoom) const override
std::pair< std::string, std::string >	display (const Point< double > &position, const Point< int > &drawingAreaSize, int zoom) const override
Public Member Functions inherited from Interface
	Interface ()=default
	Interface (const Interface &)=delete
Interface &	operator= (const Interface &)=delete
	Interface (Interface &&)=delete
Interface &	operator= (Interface &&)=delete
virtual	~Interface ()=default

Static Public Member Functions
static ITweakPositionTextBox::Ptr	create (const Point< double > &aspectRatio_={1.0, 1.0})

Private Member Functions
	TweakPositionTextBox (const Point< double > &aspectRatio_)

Private Attributes
Point< double >	aspectRatio

Member Typedef Documentation

Ptr

using Scroom::Utils::TweakPositionTextBox::Ptr = std::shared_ptr<TweakPositionTextBox>

Constructor & Destructor Documentation

TweakPositionTextBox()

Scroom::Utils::TweakPositionTextBox::TweakPositionTextBox ( const Point< double > &  aspectRatio_ )

explicitprivate

    : aspectRatio(aspectRatio_)
  {
  }

Member Function Documentation

create()

ITweakPositionTextBox::Ptr Scroom::Utils::TweakPositionTextBox::create ( const Point< double > &  aspectRatio_ = {1.0, 1.0} )

static

  {
    return Ptr(new TweakPositionTextBox(aspectRatio_));
  }

Referenced by Scroom::Utils::getDefaultTweakPositionTextBox(), TiledBitmap::TiledBitmap(), and TransformPresentation::TransformPresentation().

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display()

std::pair< std::string, std::string > Scroom::Utils::TweakPositionTextBox::display ( const Point< double > &  position, const Point< int > &  drawingAreaSize, int  zoom  ) const

overridevirtual

Implements Scroom::Utils::ITweakPositionTextBox.

  {
    const Point<double> c = (position + drawingAreaSize.to<double>() / pixelSizeFromZoom(zoom) / 2) / aspectRatio;
 
    return std::make_pair(fmt::format("{:.0f}", c.x), fmt::format("{:.0f}", c.y));
  }

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parse()

Point< double > Scroom::Utils::TweakPositionTextBox::parse ( std::string_view  x, std::string_view  y, const Point< int > &  drawingAreaSize, int  zoom  ) const

overridevirtual

Implements Scroom::Utils::ITweakPositionTextBox.

  {
    const Point<double> entered_position(boost::lexical_cast<double>(x), boost::lexical_cast<double>(y));
 
    return entered_position * aspectRatio - drawingAreaSize.to<double>() / pixelSizeFromZoom(zoom) / 2;
  }

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Member Data Documentation

aspectRatio

Point<double> Scroom::Utils::TweakPositionTextBox::aspectRatio

private

Referenced by display(), and parse().

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

• libs/scroom/inc/scroom/tweak-view.hh
• libs/scroom/src/tweak-view.cc