An array of these created by the Updater is used to determine what and where text annotations to the numbers on the Ruler get drawn. More...

#include <RulerUpdater.h>

Collaboration diagram for RulerUpdater::Label:

[legend]

Public Member Functions
void	Draw (wxDC &dc, bool twoTone, wxColour c, std::unique_ptr< RulerStruct::Fonts > &fonts) const

Public Attributes
double	value

int	pos

int	lx

int	ly

std::optional< TranslatableString >	text

TranslatableString	units

Detailed Description

An array of these created by the Updater is used to determine what and where text annotations to the numbers on the Ruler get drawn.

Todo:: Check whether RulerUpdater is costing too much time in allocation/free of array of RulerUpdater::Label.

Definition at line 60 of file RulerUpdater.h.

Member Function Documentation

◆ Draw()

void RulerUpdater::Label::Draw	(	wxDC &	dc,
		bool	twoTone,
		wxColour	c,
		std::unique_ptr< RulerStruct::Fonts > &	fonts
	)		const

Definition at line 86 of file RulerUpdater.cpp.

{
   if (text.has_value() && !text->empty()) {
      bool altColor = twoTone && value < 0.0;
 
      dc.SetTextForeground(altColor ? theTheme.Colour(clrTextNegativeNumbers) : c);
      dc.SetBackgroundMode(wxTRANSPARENT);
      if (dc.GetFont() == fonts->major) {
         // Do not draw units as bolded
         dc.DrawText(text->Translation(), lx, ly);
         wxSize textSize = dc.GetTextExtent(text->Translation());
         dc.SetFont(fonts->minor);
         int unitX = lx + textSize.GetWidth();
         dc.DrawText(units.Translation(), unitX, ly);
         dc.SetFont(fonts->major);
      }
      else {
         auto str = *text + units;
         dc.DrawText(str.Translation(), lx, ly);
      }
   }
}