ImageTransitionBarnDoorWipe Class Reference

Barn Door transition. More...

Inheritance diagram for ImageTransitionBarnDoorWipe:

[legend]Collaboration diagram for ImageTransitionBarnDoorWipe:

[legend]List of all members.

Public Member Functions
	ImageTransitionBarnDoorWipe ()
virtual	~ImageTransitionBarnDoorWipe ()
char *	GetDescription () const
void	VerticalOpen (uint8_t *io, uint8_t *mesh, int width, int height, double position)
void	VerticalClose (uint8_t *io, uint8_t *mesh, int width, int height, double position)
void	HorizontalOpen (uint8_t *io, uint8_t *mesh, int width, int height, double position)
void	HorizontalClose (uint8_t *io, uint8_t *mesh, int width, int height, double position)
void	GetFrame (uint8_t *pixels, uint8_t *mesh, int width, int height, double position, double frame_delta, bool reverse)
void	AttachWidgets (GtkBin *bin)
void	DetachWidgets (GtkBin *bin)
Private Attributes
GtkWidget *	window
int	type

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Detailed Description

Barn Door transition.

Definition at line 347 of file image_transitions.cc.

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Constructor & Destructor Documentation

ImageTransitionBarnDoorWipe::ImageTransitionBarnDoorWipe (   )  [inline]

Definition at line 354 of file image_transitions.cc. References lookup_widget(), magick_glade, Repaint(), and window. { window = glade_xml_get_widget( magick_glade, "image_transition_barndoor" ); GtkWidget* widget = lookup_widget( window, "optionmenu_door" ); g_signal_connect( G_OBJECT( widget ), "changed", G_CALLBACK( Repaint ), 0 ); }

virtual ImageTransitionBarnDoorWipe::~ImageTransitionBarnDoorWipe (   )  [inline, virtual]

Definition at line 361 of file image_transitions.cc. References window. { gtk_widget_destroy( window ); }

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Member Function Documentation

void ImageTransitionBarnDoorWipe::AttachWidgets (  GtkBin *  bin  )  [inline, virtual]

Reimplemented from GDKImageTransition. Definition at line 434 of file image_transitions.cc. References window. { gtk_widget_reparent( ( GTK_BIN( window ) ) ->child, GTK_WIDGET( bin ) ); }

void ImageTransitionBarnDoorWipe::DetachWidgets (  GtkBin *  bin  )  [inline, virtual]

Reimplemented from GDKImageTransition. Definition at line 439 of file image_transitions.cc. References window. { gtk_widget_reparent( ( GTK_BIN( bin ) ) ->child, GTK_WIDGET( window ) ); }

char* ImageTransitionBarnDoorWipe::GetDescription (   )  const [inline, virtual]

Implements ImageTransition. Definition at line 366 of file image_transitions.cc. { return _( "Barn Door Wipe" ); }

void ImageTransitionBarnDoorWipe::GetFrame (  uint8_t *  pixels, uint8_t *  mesh, int  width, int  height, double  position, double  frame_delta, bool  reverse )  [inline, virtual]

Implements ImageTransition. Definition at line 418 of file image_transitions.cc. References HorizontalClose(), HorizontalOpen(), lookup_widget(), type, VerticalClose(), VerticalOpen(), and window. { GtkMenu * menu = GTK_MENU( gtk_option_menu_get_menu( GTK_OPTION_MENU( lookup_widget( window, "optionmenu_door" ) ) ) ); GtkWidget *active_item = gtk_menu_get_active( menu ); type = g_list_index ( GTK_MENU_SHELL ( menu ) ->children, active_item ); if ( type == 0 && !reverse ) VerticalOpen( pixels, mesh, width, height, position ); else if ( type == 0 && reverse ) VerticalClose( pixels, mesh, width, height, position ); else if ( type == 1 && !reverse ) HorizontalOpen( pixels, mesh, width, height, position ); else if ( type == 1 && reverse ) HorizontalClose( pixels, mesh, width, height, position ); }

void ImageTransitionBarnDoorWipe::HorizontalClose (  uint8_t *  io, uint8_t *  mesh, int  width, int  height, double  position )  [inline]

Definition at line 404 of file image_transitions.cc. Referenced by GetFrame(). { int roll_height = ( int ) ( height * position ) / 2; for ( int y = 0; y < roll_height; y ++ ) { uint8_t *k = mesh + y * width * 3; uint8_t *p = io + y * width * 3; memcpy( p, k, width * 3 ); k = mesh + ( height - y - 1 ) * width * 3; p = io + ( height - y - 1 ) * width * 3; memcpy( p, k, width * 3 ); } }

void ImageTransitionBarnDoorWipe::HorizontalOpen (  uint8_t *  io, uint8_t *  mesh, int  width, int  height, double  position )  [inline]

Definition at line 393 of file image_transitions.cc. Referenced by GetFrame(). { int roll_height = ( int ) ( height * position ) / 2; for ( int y = height / 2 - roll_height; y < height / 2 + roll_height; y ++ ) { uint8_t *k = mesh + y * width * 3; uint8_t *p = io + y * width * 3; memcpy( p, k, width * 3 ); } }

void ImageTransitionBarnDoorWipe::VerticalClose (  uint8_t *  io, uint8_t *  mesh, int  width, int  height, double  position )  [inline]

Definition at line 382 of file image_transitions.cc. Referenced by GetFrame(). { int roll_width = ( width - ( int ) ( width * position ) ) / 2; for ( int y = 0; y < height; y ++ ) { uint8_t *k = mesh + y * width * 3 + ( width * 3 / 2 ) - roll_width * 3; uint8_t *p = io + y * width * 3 + ( width * 3 / 2 ) - roll_width * 3; memcpy( p, k, roll_width * 3 * 2 ); } }

void ImageTransitionBarnDoorWipe::VerticalOpen (  uint8_t *  io, uint8_t *  mesh, int  width, int  height, double  position )  [inline]

Definition at line 371 of file image_transitions.cc. Referenced by GetFrame(). { int roll_width = ( int ) ( width * position ) / 2; for ( int y = 0; y < height; y ++ ) { uint8_t *k = mesh + y * width * 3 + ( width * 3 / 2 ) - roll_width * 3; uint8_t *p = io + y * width * 3 + ( width * 3 / 2 ) - roll_width * 3; memcpy( p, k, roll_width * 3 * 2 ); } }

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Member Data Documentation

int ImageTransitionBarnDoorWipe::type [private]

Definition at line 351 of file image_transitions.cc. Referenced by GetFrame().

GtkWidget* ImageTransitionBarnDoorWipe::window [private]

Definition at line 350 of file image_transitions.cc. Referenced by AttachWidgets(), DetachWidgets(), GetFrame(), ImageTransitionBarnDoorWipe(), and ~ImageTransitionBarnDoorWipe().

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

• image_transitions.cc

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