gf::FitView Class Reference

Fit view. More...

#include <gf/Views.h>

Inheritance diagram for gf::FitView:

Public Member Functions
	FitView ()
	Default constructor. More...
	FitView (const RectF &rect)
	Construct the view from a rectangle. More...
	FitView (Vector2f center, Vector2f size)
	Construct the view from its center and size. More...
virtual void	onScreenSizeChange (Vector2u screenSize) override
	Callback when the screen has just been resized. More...
Public Member Functions inherited from gf::AdaptativeView
	AdaptativeView ()
	Default constructor. More...
	AdaptativeView (const RectF &rect)
	Construct the view from a rectangle. More...
	AdaptativeView (Vector2f center, Vector2f size)
	Construct the view from its center and size. More...
void	setInitialScreenSize (Vector2u screenSize)
	Set the initial screen size. More...
Public Member Functions inherited from gf::View
	View ()
	Default constructor. More...
	View (const RectF &rect)
	Construct the view from a rectangle. More...
	View (Vector2f center, Vector2f size)
	Construct the view from its center and size. More...
virtual	~View ()
	Destructor. More...
RectF	getBounds () const
	Get the non-rotated bounds. More...
void	setCenter (Vector2f center)
	Set the center of the view. More...
Vector2f	getCenter () const
	Get the center of the view. More...
void	setSize (Vector2f size)
	Set the size of the view. More...
Vector2f	getSize () const
	Get the size of the view. More...
void	setRotation (float angle)
	Set the orientation of the view. More...
float	getRotation () const
	Get the current orientation of the view. More...
void	setViewport (const RectF &viewport)
	Set the target viewport. More...
const RectF &	getViewport () const
	Get the target viewport rectangle of the view. More...
void	reset (const RectF &rect)
	Reset the view to the given rectangle. More...
void	move (Vector2f offset)
	Move the view relatively to its current position. More...
void	rotate (float angle)
	Rotate the view relatively to its current orientation. More...
void	zoom (float factor)
	Resize the view rectangle relatively to its current size. More...
void	zoom (float factor, Vector2f fixed)
	Resize the view rectangle relatively to its current size and a fixed point. More...
Matrix3f	getTransform () const
	Get the projection transform of the view. More...
Matrix3f	getInverseTransform () const
	Get the inverse projection transform of the view. More...

Protected Member Functions
virtual void	onSizeChange (Vector2f size) override
	Callback when the world has just been resized. More...
virtual void	onViewportChange (const RectF &viewport) override
	Callback when the viewport has just been changed. More...
void	updateView ()
Protected Member Functions inherited from gf::View
void	setSizeNoCallback (Vector2f size)
	Set the world size, without calling onSizeChange() More...
void	setViewportNoCallback (const RectF &viewport)
	Set the viewport, without calling onViewportChange() More...

Detailed Description

Fit view.

This view will always maintain the aspect ratio of the world, while scaling it as much as possible to fit the screen. One disadvantage with this strategy is that there may appear black bars.

Fit view

See also

gf::AdaptativeView

Constructor & Destructor Documentation

FitView() [1/3]

gf::FitView::FitView ( )

inline

Default constructor.

This constructor creates a default view of \((0, 0, 1000, 1000)\).

FitView() [2/3]

gf::FitView::FitView ( const RectF &  rect )

inlineexplicit

Construct the view from a rectangle.

Parameters

rect	Rectangle defining the zone to display

FitView() [3/3]

gf::FitView::FitView ( Vector2f  center, Vector2f  size  )

inline

Construct the view from its center and size.

Parameters

center	Center of the zone to display
size	Size of the zone to display

Member Function Documentation

onScreenSizeChange()

virtual void gf::FitView::onScreenSizeChange ( Vector2u  screenSize )

overridevirtual

Callback when the screen has just been resized.

Parameters

screenSize

The new size of the screen

Implements gf::AdaptativeView.

onSizeChange()

virtual void gf::FitView::onSizeChange ( Vector2f  size )

overrideprotectedvirtual

Callback when the world has just been resized.

This callback is called when setSize() is called.

Parameters

size	The new size of the visible world

Reimplemented from gf::View.

onViewportChange()

virtual void gf::FitView::onViewportChange ( const RectF &  viewport )

overrideprotectedvirtual

Callback when the viewport has just been changed.

Parameters

viewport

The new viewport

Reimplemented from gf::View.

updateView()

void gf::FitView::updateView ( )

protected