ZoomableSurfaceView Class Reference

#include <zoomablesurfaceview.h>

Inheritance diagram for ZoomableSurfaceView:

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Public Member Functions
void	pen (unsigned char r, unsigned char g, unsigned char b, double thickness)
void	get_pen (unsigned char &r, unsigned char &g, unsigned char &b, double &thickness)
void	clear_rect (double, double, double, double)
void	repaint_rect (double, double, double, double)
void	get_rect (double &, double &, double &, double &)
void	line (double x1, double y1, double x2, double y2)
void	rectangle (double x1, double y1, double x2, double y2)
void	dot (double x1, double y1)
void	circle (double x1, double y1, double radius)
void	arc (double x1, double y1, double radius, double an1, double an2)
void	bezier (double x1, double y1, double x2, double y2, double x3, double y3)
virtual void	fill_h_triangle (double x1, double y1, double x2, double y2, double x3)
virtual void	fill_v_triangle (double x1, double y1, double x2, double y2, double y3)
virtual void	fillrect (double x1, double y1, double x2, double y2, unsigned char fr, unsigned char fg, unsigned char fb)
void	textout (double x1, double y1, const char *text)
void	textrect (double x1, double y1, double x2, double y2, const char *text)
void	setfontsize (double)
void	set_object_magnification (double)
double	zoom (double factor)
double	get_zoom (void)
double	get_thickness1 (void)
void	center (double, double)
void	scroll (double, double)
bool	rectfits (double, double, double, double)
void	get_scenemousepos (double &, double &)
	ZoomableSurfaceView (SurfaceDriver *, int x, int y, int w, int h, unsigned char pbkgr, unsigned char pbkgg, unsigned char pbkgb)
void	put_image (Image *, int destx, int desty, double imgzoom=1.)
Protected Member Functions
double	scene2screenx (double p)
double	scene2screeny (double p)
double	screen2scenex (double p)
double	screen2sceney (double p)
Protected Attributes
double	object_magnification
double	view_magnification
	View's absolute magnification.
double	thickness1
	View's inverse of absolute magnification.

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Constructor & Destructor Documentation

ZoomableSurfaceView::ZoomableSurfaceView (  SurfaceDriver *  , int  x, int  y, int  w, int  h, unsigned char  pbkgr, unsigned char  pbkgg, unsigned char  pbkgb )

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Member Function Documentation

double ZoomableSurfaceView::scene2screenx (  double  p  )  [inline, protected]

double ZoomableSurfaceView::scene2screeny (  double  p  )  [inline, protected]

double ZoomableSurfaceView::screen2scenex (  double  p  )  [inline, protected]

double ZoomableSurfaceView::screen2sceney (  double  p  )  [inline, protected]

void ZoomableSurfaceView::pen (  unsigned char  r, unsigned char  g, unsigned char  b, double  thickness )  [virtual]

Implements ZoomableView.

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void ZoomableSurfaceView::get_pen (  unsigned char &  r, unsigned char &  g, unsigned char &  b, double &  thickness )  [virtual]

Implements ZoomableView.

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void ZoomableSurfaceView::clear_rect (  double  , double  , double  , double  )  [virtual]

Implements ZoomableView.

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void ZoomableSurfaceView::repaint_rect (  double  , double  , double  , double  )  [virtual]

Implements ZoomableView.

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void ZoomableSurfaceView::get_rect (  double &  , double &  , double &  , double &  )  [virtual]

Implements ZoomableView.

void ZoomableSurfaceView::line (  double  x1, double  y1, double  x2, double  y2 )  [virtual]

Reimplemented from ScrollableView.

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void ZoomableSurfaceView::rectangle (  double  x1, double  y1, double  x2, double  y2 )  [virtual]

Reimplemented from ScrollableView.

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void ZoomableSurfaceView::dot (  double  x1, double  y1 )  [virtual]

Reimplemented from ScrollableView.

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void ZoomableSurfaceView::circle (  double  x1, double  y1, double  radius )  [virtual]

Reimplemented from ScrollableView.

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void ZoomableSurfaceView::arc (  double  x1, double  y1, double  radius, double  an1, double  an2 )  [virtual]

Reimplemented from ScrollableView.

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void ZoomableSurfaceView::bezier (  double  x1, double  y1, double  x2, double  y2, double  x3, double  y3 )  [virtual]

Reimplemented from ScrollableView.

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void ZoomableSurfaceView::fill_h_triangle (  double  x1, double  y1, double  x2, double  y2, double  x3 )  [virtual]

Reimplemented from ScrollableView.

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void ZoomableSurfaceView::fill_v_triangle (  double  x1, double  y1, double  x2, double  y2, double  y3 )  [virtual]

Reimplemented from ScrollableView.

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void ZoomableSurfaceView::fillrect (  double  x1, double  y1, double  x2, double  y2, unsigned char  fr, unsigned char  fg, unsigned char  fb )  [virtual]

Reimplemented from ScrollableView.

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void ZoomableSurfaceView::textout (  double  x1, double  y1, const char *  text )  [virtual]

Reimplemented from ScrollableView.

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void ZoomableSurfaceView::textrect (  double  x1, double  y1, double  x2, double  y2, const char *  text )  [virtual]

Reimplemented from ScrollableView.

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void ZoomableSurfaceView::setfontsize (  double   )  [virtual]

Reimplemented from ScrollableView.

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void ZoomableSurfaceView::set_object_magnification (  double   )

use this function to tell the view that the object is initially visible at magnification m and thus should be resized accordingly.

double ZoomableSurfaceView::zoom (  double  factor  )  [virtual]

Implements ZoomableView.

double ZoomableSurfaceView::get_zoom (  void   )  [virtual]

Implements ZoomableView.

double ZoomableSurfaceView::get_thickness1 (  void   )  [virtual]

Implements ZoomableView.

void ZoomableSurfaceView::center (  double  , double  )  [virtual]

Reimplemented from ScrollableView.

void ZoomableSurfaceView::scroll (  double  , double  )  [virtual]

Reimplemented from ScrollableView.

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bool ZoomableSurfaceView::rectfits (  double  , double  , double  , double  )  [virtual]

This function is used when deciding scenenode visibility (including for paint events) Reimplemented from ScrollableView.

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void ZoomableSurfaceView::get_scenemousepos (  double &  , double &  )

Reimplemented from ScrollableView.

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void ZoomableSurfaceView::put_image (  Image *  , int  destx, int  desty, double  imgzoom = 1. )  [virtual]

Reimplemented from ScrollableView.

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Field Documentation

double ZoomableSurfaceView::object_magnification [protected]

this value is used in determining how much the graphics should be scaled

double ZoomableSurfaceView::view_magnification [protected]

View's absolute magnification.

double ZoomableSurfaceView::thickness1 [protected]

View's inverse of absolute magnification.

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

• zoomablesurfaceview.h
• zoomablesurfaceview.cpp

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