Image.c File Reference

#include <assert.h>
#include <string.h>
#include <SDL3_image/SDL_image.h>
#include "Image.h"
#include "Log.h"

Go to the source code of this file.

Macros
#define	_Class   _Image

Functions
Class *	_Image (void)
static void	dealloc (Object *self)
static Image *	imageWithBytes (const uint8_t *bytes, size_t length)
static Image *	imageWithData (const Data *data)
static Image *	imageWithResource (const Resource *resource)
static Image *	imageWithResourceName (const char *name)
static Image *	imageWithSurface (SDL_Surface *surface)
static void	initialize (Class *clazz)
static Image *	initWithBytes (Image *self, const uint8_t *bytes, size_t length)
static Image *	initWithData (Image *self, const Data *data)
static Image *	initWithResource (Image *self, const Resource *resource)
static Image *	initWithResourceName (Image *self, const char *name)
static Image *	initWithSurface (Image *self, SDL_Surface *surface)
static SDL_Size	size (const Image *self)

Macro Definition Documentation

_Class

#define _Class   _Image

Definition at line 26 of file Image.c.

Function Documentation

_Image()

Class * _Image

(

void

)

Definition at line 211 of file Image.c.

                    {
  static Class *clazz;
  static Once once;
 
  do_once(&once, {
    clazz = _initialize(&(const ClassDef) {
      .name = "Image",
      .superclass = _Object(),
      .instanceSize = sizeof(Image),
      .interfaceOffset = offsetof(Image, interface),
      .interfaceSize = sizeof(ImageInterface),
      .initialize = initialize,
    });
  });
 
  return clazz;
}

dealloc()

static void dealloc ( Object *  self )

static

See also

Object::dealloc(Object *)

Definition at line 33 of file Image.c.

                                  {
 
  Image *this = (Image *) self;
 
  SDL_DestroySurface(this->surface);
 
  super(Object, self, dealloc);
}

imageWithBytes()

static Image * imageWithBytes ( const uint8_t *  bytes, size_t  length  )

static

Definition at line 48 of file Image.c.

                                                                  {
  return $(alloc(Image), initWithBytes, bytes, length);
}

imageWithData()

static Image * imageWithData ( const Data *  data )

static

Definition at line 56 of file Image.c.

                                              {
  return $(alloc(Image), initWithData, data);
}

imageWithResource()

static Image * imageWithResource ( const Resource *  resource )

static

Definition at line 64 of file Image.c.

                                                          {
  return $(alloc(Image), initWithResource, resource);
}

imageWithResourceName()

static Image * imageWithResourceName ( const char *  name )

static

Definition at line 72 of file Image.c.

                                                      {
  return $(alloc(Image), initWithResourceName, name);
}

imageWithSurface()

static Image * imageWithSurface ( SDL_Surface *  surface )

static

Definition at line 80 of file Image.c.

                                                     {
  return $(alloc(Image), initWithSurface, surface);
}

initialize()

static void initialize ( Class *  clazz )

static

See also

Class::initialize(Class *)

Definition at line 190 of file Image.c.

                                     {
 
  ((ObjectInterface *) clazz->interface)->dealloc = dealloc;
 
  ((ImageInterface *) clazz->interface)->imageWithBytes = imageWithBytes;
  ((ImageInterface *) clazz->interface)->imageWithData = imageWithData;
  ((ImageInterface *) clazz->interface)->imageWithResource = imageWithResource;
  ((ImageInterface *) clazz->interface)->imageWithResourceName = imageWithResourceName;
  ((ImageInterface *) clazz->interface)->imageWithSurface = imageWithSurface;
  ((ImageInterface *) clazz->interface)->initWithBytes = initWithBytes;
  ((ImageInterface *) clazz->interface)->initWithData = initWithData;
  ((ImageInterface *) clazz->interface)->initWithResource = initWithResource;
  ((ImageInterface *) clazz->interface)->initWithResourceName = initWithResourceName;
  ((ImageInterface *) clazz->interface)->initWithSurface = initWithSurface;
  ((ImageInterface *) clazz->interface)->size = size;
}

initWithBytes()

static Image * initWithBytes ( Image *  self, const uint8_t *  bytes, size_t  length  )

static

Definition at line 88 of file Image.c.

                                                                              {
 
  SDL_IOStream *stream = SDL_IOFromConstMem(bytes, (int) length);
  if (stream) {
    SDL_Surface *surface = IMG_LoadTyped_IO(stream, 0, self->type);
    if (surface) {
      self = $(self, initWithSurface, surface);
      SDL_DestroySurface(surface);
    } else {
      self = release(self);
    }
  } else {
    self = release(self);
  }
 
  SDL_CloseIO(stream);
  return self;
}

initWithData()

static Image * initWithData ( Image *  self, const Data *  data  )

static

Definition at line 111 of file Image.c.

                                                          {
 
  if (data) {
    self = $(self, initWithBytes, data->bytes, data->length);
  } else {
    self = release(self);
  }
 
  return self;
}

initWithResource()

static Image * initWithResource ( Image *  self, const Resource *  resource  )

static

Definition at line 126 of file Image.c.

                                                                      {
 
  if (resource) {
    self->type = strrchr(resource->name, '.') ? strrchr(resource->name, '.') + 1 : NULL;
    self = $(self, initWithData, resource->data);
  } else {
    self = release(self);
  }
 
  return self;
}

initWithResourceName()

static Image * initWithResourceName ( Image *  self, const char *  name  )

static

Definition at line 142 of file Image.c.

                                                                  {
 
  Resource *resource = $$(Resource, resourceWithName, name);
 
  self = $(self, initWithResource, resource);
 
  release(resource);
 
  return self;
}

initWithSurface()

static Image * initWithSurface ( Image *  self, SDL_Surface *  surface  )

static

Definition at line 157 of file Image.c.

                                                                 {
 
  self = (Image *) super(Object, self, init);
  if (self) {
 
    if (surface) {
      if (surface->format != SDL_PIXELFORMAT_RGBA32) {
        self->surface = SDL_ConvertSurface(surface, SDL_PIXELFORMAT_RGBA32);
      } else {
        self->surface = surface;
        self->surface->refcount++;
      }
 
      assert(self->surface);
    }
  }
 
  return self;
}

size()

static SDL_Size size ( const Image *  self )

static

Definition at line 181 of file Image.c.

                                        {
  return MakeSize(self->surface->w, self->surface->h);
}