ANIMATION control and animation GIF (GIF87a/GIF89a) support
[Controls defined in libmgext]

Modules

• Styles of ANIMATION control
• Messages of ANIMATION control
• Notification code of ANIMATION control

Data Structures

• struct _ANIMATIONFRAME
• struct _ANIMATION

Defines

• #define CTRL_ANIMATION   ("Animation")
• #define ANIMATION_OKAY   0
• #define ANIMATION_ERR   1
• #define ANNC_CLICKED   1

  Indicates the user has clicked the control.
  

• #define ANNC_DBLCLK   2

  Indicates the user has double clicked the control.
  

Typedefs

• typedef _ANIMATIONFRAME ANIMATIONFRAME
• typedef _ANIMATION ANIMATION

Functions

• ANIMATION * CreateAnimationFromGIF89a (HDC hdc, MG_RWops *area)

  Creates an ANIMATION obeject from a GIF 89a data source.
  

• MGEXT_EXPORT ANIMATION * CreateAnimationFromGIF89aFile (HDC hdc, const char *file)

  Creates an ANIMATION obeject from a GIF 89a file.
  

• MGEXT_EXPORT ANIMATION * CreateAnimationFromGIF89aMem (HDC hdc, const void *mem, int size)

  Creates an ANIMATION obeject from a GIF 89a memory data.
  

• MGEXT_EXPORT void DestroyAnimation (ANIMATION *anim, BOOL free_it)

  Destories an ANIMATION object.
  

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Define Documentation

#define ANIMATION_ERR   1

Return values of ANIMATION control. Definition at line 182 of file animation.h.

#define ANIMATION_OKAY   0

Return values of ANIMATION control. Definition at line 180 of file animation.h.

#define ANNC_CLICKED   1

Indicates the user has clicked the control. Definition at line 342 of file animation.h.

#define ANNC_DBLCLK   2

Indicates the user has double clicked the control. Definition at line 348 of file animation.h.

#define CTRL_ANIMATION   ("Animation")

Control class name of ANIMATION control. Definition at line 177 of file animation.h.

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Typedef Documentation

typedef struct _ANIMATION ANIMATION

Animation structure

typedef struct _ANIMATIONFRAME ANIMATIONFRAME

Animation frame structure.

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Function Documentation

ANIMATION * CreateAnimationFromGIF89a (  HDC  hdc, MG_RWops *  area )

Creates an ANIMATION obeject from a GIF 89a data source. This function load a GIF 89a graphic from the data source area, and create an ANIMATION object from the GIF 89a data. Parameters: hdc  The dc will be used to create BITMAP object for the animation frame. area  The data source. Returns: This function returns an ANIMATION object when success, otherwise NULL. See also: DestroyAnimation, ANIMATION

ANIMATION * CreateAnimationFromGIF89aFile (  HDC  hdc, const char *  file )

Creates an ANIMATION obeject from a GIF 89a file. This function load a GIF 89a graphic from the file file, and create an ANIMATION object. Parameters: hdc  The dc will be used to create BITMAP object for the animation frame. file  The file name. Returns: This function returns an ANIMATION object when success, otherwise NULL. See also: DestroyAnimation, ANIMATION

ANIMATION * CreateAnimationFromGIF89aMem (  HDC  hdc, const void *  mem, int  size )

Creates an ANIMATION obeject from a GIF 89a memory data. This function load a GIF 89a graphic from the memory mem which is size long and create an ANIMATION object from the GIF 89a data. Parameters: hdc  The dc will be used to create BITMAP object for the animation frame. mem  The pointer to the memory. size  The size of the memory. Returns: This function returns an ANIMATION object when success, otherwise NULL. See also: DestroyAnimation, ANIMATION

void DestroyAnimation (  ANIMATION *  anim, BOOL  free_it )

Destories an ANIMATION object. This function destroies the ANIMATION object anim, and free it if free_it is TRUE. Parameters: anim  Pointer to the ANIMATION object. free_it  Specify whether free the object by calling free(3). See also: CreateAnimationFromGIF89a, ANIMATION

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