view.cc File Reference

#include "view.hh"
#include <array>
#include <sstream>
#include <spdlog/spdlog.h>
#include <boost/lexical_cast.hpp>
#include <glib-object.h>
#include <scroom/assertions.hh>
#include <scroom/cairo-helpers.hh>
#include <scroom/format_stuff.hh>
#include <scroom/rounding.hh>
#include "callbacks.hh"
#include "pluginmanager.hh"

Include dependency graph for view.cc:

Classes
class	TweakPresentationPosition
	Tweakers. More...
class	TweakRulers
class	ITweakSelection
class	TweakSelection
class	TweakGridSelection
class	TweakPixelSelection
class	TweakPositionTextBox

Macros
#define	G_VALUE_INIT

Enumerations
enum	{ COLUMN_TEXT, COLUMN_ZOOM, N_COLUMNS }
enum	Corner { Corner::TOP_LEFT, Corner::TOP_RIGHT, Corner::BOTTOM_LEFT, Corner::BOTTOM_RIGHT }

Functions
std::function< Scroom::Utils::Point< double >Scroom::Utils::Rectangle< double >)>	corner_getter (Corner c)
Corner	find_closest_corner (Scroom::Utils::Point< double > p, Scroom::Utils::Rectangle< double > r)
Corner	find_opposed_corner (Corner c)
Scroom::Utils::Rectangle< double >	toRectangle (Selection s)
static Scroom::Utils::Point< double >	eventToPoint (GdkEventButton *event)
	Helpers. More...
static Scroom::Utils::Point< double >	eventToPoint (GdkEventMotion *event)
static void	on_newWindow_activate (GtkMenuItem *, gpointer user_data)
static void	tool_button_toggled (GtkToggleButton *button, gpointer data)

Variables
static const std::array< const char *, 36 >	zoomfactor
static const int	MaxZoom = 5

Macro Definition Documentation

G_VALUE_INIT

#define G_VALUE_INIT

Value:

    {                  \
      0,               \
      {                \
        {              \
          0            \
        }              \
      }                \
    }

Enumeration Type Documentation

anonymous enum

anonymous enum

Enumerator
COLUMN_TEXT
COLUMN_ZOOM
N_COLUMNS

{
  COLUMN_TEXT,
  COLUMN_ZOOM,
  N_COLUMNS
};

Corner

enum Corner

strong

Enumerator
TOP_LEFT
TOP_RIGHT
BOTTOM_LEFT
BOTTOM_RIGHT

{
  TOP_LEFT,
  TOP_RIGHT,
  BOTTOM_LEFT,
  BOTTOM_RIGHT
};

Function Documentation

corner_getter()

std::function<Scroom::Utils::Point<double>Scroom::Utils::Rectangle<double>)> corner_getter

(

Corner

c

)

{
  switch(c)
  {
  case Corner::TOP_LEFT:
    return [](Scroom::Utils::Rectangle<double> r) { return r.getTopLeft(); };
  case Corner::TOP_RIGHT:
    return [](Scroom::Utils::Rectangle<double> r) { return r.getTopRight(); };
  case Corner::BOTTOM_LEFT:
    return [](Scroom::Utils::Rectangle<double> r) { return r.getBottomLeft(); };
  case Corner::BOTTOM_RIGHT:
    return [](Scroom::Utils::Rectangle<double> r) { return r.getBottomRight(); };
  }
  defect();
}

Referenced by TweakSelection::tweakSelection().

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eventToPoint() [1/2]

static Scroom::Utils::Point<double> eventToPoint ( GdkEventButton *  event )

static

Helpers.

{ return {event->x, event->y}; }

Referenced by View::on_buttonPress(), View::on_buttonRelease(), and View::on_motion_notify().

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eventToPoint() [2/2]

static Scroom::Utils::Point<double> eventToPoint ( GdkEventMotion *  event )

static

{ return {event->x, event->y}; }

find_closest_corner()

Corner find_closest_corner	(	Scroom::Utils::Point< double >	p,
		Scroom::Utils::Rectangle< double >	r
	)

{
  const std::array<std::array<Corner, 2>, 2> corners = {{
    {Corner::TOP_LEFT, Corner::BOTTOM_LEFT},
    {Corner::TOP_RIGHT, Corner::BOTTOM_RIGHT},
  }};
 
  const auto c = center(r);
 
  return corners.at(c.x < p.x).at(c.y < p.y);
}

Referenced by TweakSelection::tweakSelection().

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find_opposed_corner()

Corner find_opposed_corner

(

Corner

c

)

{
  switch(c)
  {
  case Corner::TOP_LEFT:
    return Corner::BOTTOM_RIGHT;
  case Corner::TOP_RIGHT:
    return Corner::BOTTOM_LEFT;
  case Corner::BOTTOM_LEFT:
    return Corner::TOP_RIGHT;
  case Corner::BOTTOM_RIGHT:
    return Corner::TOP_LEFT;
  }
  defect();
}

Referenced by TweakSelection::tweakSelection().

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on_newWindow_activate()

static void on_newWindow_activate ( GtkMenuItem *  , gpointer  user_data  )

static

{
  PresentationInterface::WeakPtr const& wp = *static_cast<PresentationInterface::WeakPtr*>(user_data); // Yuk!
  PresentationInterface::Ptr const      p  = wp.lock();
  if(p)
  {
    find_or_create_scroom(p);
  }
}

Referenced by View::updateNewWindowMenu().

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tool_button_toggled()

static void tool_button_toggled ( GtkToggleButton *  button, gpointer  data  )

static

{ static_cast<View*>(data)->toolButtonToggled(button); }

Referenced by View::addToolButton().

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toRectangle()

Scroom::Utils::Rectangle<double> toRectangle

(

Selection

s

)

{ return Scroom::Utils::make_rect_from_start_end(s.start, s.end); }

Referenced by TweakSelection::tweakSelection().

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Variable Documentation

MaxZoom

const int MaxZoom = 5

static

Referenced by View::on_scrollwheel(), and View::updateZoom().

zoomfactor

const std::array<const char*, 36> zoomfactor

static

Initial value:

= {
  "32:1",          "16:1",          "8:1",           "4:1",         "2:1",         "1:1",          "1:2",          "1:4",
  "1:8",           "1:16",          "1:32",          "1:64",        "1:128",       "1:250",        "1:500",        "1:1000",
  "1:2000",        "1:4000",        "1:8000",        "1:16000",     "1:32000",     "1:64000",      "1:128000",     "1:250000",
  "1:500000",      "1:1 million",   "1:2 million",   "1:4 million", "1:8 million", "1:16 million", "1:32 million", "1:64 million",
  "1:128 million", "1:250 million", "1:500 million", "1:1 billion",
}

Referenced by View::updateZoom().