ImageView.c File Reference

#include <assert.h>
#include "ImageView.h"

Go to the source code of this file.

Macros
#define	_Class   _ImageView

Functions
Class *	_ImageView (void)
static void	awakeWithDictionary (View *self, const Dictionary *dictionary)
static void	dealloc (Object *self)
static View *	init (View *self)
static void	initialize (Class *clazz)
static ImageView *	initWithFrame (ImageView *self, const SDL_Rect *frame)
static ImageView *	initWithImage (ImageView *self, Image *image)
static void	render (View *self, Renderer *renderer)
static void	renderDeviceWillReset (View *self)
static void	setImage (ImageView *self, Image *image)
static void	setImageWithResource (ImageView *self, const Resource *resource)
static void	setImageWithResourceName (ImageView *self, const char *name)
static void	setImageWithSurface (ImageView *self, SDL_Surface *surface)

Variables
const EnumName	SDLGPUBlendFactorNames []

Macro Definition Documentation

_Class

#define _Class   _ImageView

Definition at line 44 of file ImageView.c.

Function Documentation

_ImageView()

Class * _ImageView

(

void

)

Definition at line 255 of file ImageView.c.

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

awakeWithDictionary()

static void awakeWithDictionary ( View *  self, const Dictionary *  dictionary  )

static

See also

View::awakeWithDictionary(View *, const Dictionary *)

Definition at line 67 of file ImageView.c.

                                                                          {
 
  super(View, self, awakeWithDictionary, dictionary);
 
  ImageView *this = (ImageView *) self;
 
  const Inlet inlets[] = MakeInlets(
    MakeInlet("blend.src", InletTypeEnum, &this->blend.src, (ident) SDLGPUBlendFactorNames),
    MakeInlet("blend.dst", InletTypeEnum, &this->blend.dst, (ident) SDLGPUBlendFactorNames),
    MakeInlet("color", InletTypeColor, &this->color, NULL),
    MakeInlet("image", InletTypeImage, &this->image, NULL)
  );
 
  $(self, bind, inlets, dictionary);
}

dealloc()

static void dealloc ( Object *  self )

static

See also

Object::dealloc(Object *)

Definition at line 51 of file ImageView.c.

                                  {
 
  ImageView *this = (ImageView *) self;
 
  release(this->image);
 
  this->texture = release(this->texture);
 
  super(Object, self, dealloc);
}

init()

static View * init ( View *  self )

static

See also

View::init(View *)

Definition at line 86 of file ImageView.c.

                              {
  return (View *) $((ImageView *) self, initWithImage, NULL);
}

initialize()

static void initialize ( Class *  clazz )

static

see Class::initialize(Class *)

Definition at line 234 of file ImageView.c.

                                     {
 
  ((ObjectInterface *) clazz->interface)->dealloc = dealloc;
 
  ((ViewInterface *) clazz->interface)->awakeWithDictionary = awakeWithDictionary;
  ((ViewInterface *) clazz->interface)->init = init;
  ((ViewInterface *) clazz->interface)->render = render;
  ((ViewInterface *) clazz->interface)->renderDeviceWillReset = renderDeviceWillReset;
 
  ((ImageViewInterface *) clazz->interface)->initWithFrame = initWithFrame;
  ((ImageViewInterface *) clazz->interface)->initWithImage = initWithImage;
  ((ImageViewInterface *) clazz->interface)->setImage = setImage;
  ((ImageViewInterface *) clazz->interface)->setImageWithResource = setImageWithResource;
  ((ImageViewInterface *) clazz->interface)->setImageWithResourceName = setImageWithResourceName;
  ((ImageViewInterface *) clazz->interface)->setImageWithSurface = setImageWithSurface;
}

initWithFrame()

static ImageView * initWithFrame ( ImageView *  self, const SDL_Rect *  frame  )

static

Definition at line 134 of file ImageView.c.

                                                                        {
 
  self = (ImageView *) super(View, self, initWithFrame, frame);
  if (self) {
    self->blend.src = SDL_GPU_BLENDFACTOR_SRC_ALPHA;
    self->blend.dst = SDL_GPU_BLENDFACTOR_ONE_MINUS_SRC_ALPHA;
 
    self->color = Colors.White;
  }
 
  return self;
}

initWithImage()

static ImageView * initWithImage ( ImageView *  self, Image *  image  )

static

Definition at line 151 of file ImageView.c.

                                                               {
 
  self = (ImageView *) $(self, initWithFrame, NULL);
  if (self) {
    $(self, setImage, image);
  }
 
  return self;
}

render()

static void render ( View *  self, Renderer *  renderer  )

static

See also

ViewInterface::render(View *, Renderer *)

Definition at line 93 of file ImageView.c.

                                                   {
 
  super(View, self, render, renderer);
 
  ImageView *this = (ImageView *) self;
 
  if (this->texture == NULL) {
    if (this->image) {
      this->texture = $(renderer->device, createTextureFromSurface,
        this->image->surface, SDL_GPU_TEXTUREUSAGE_SAMPLER, false);
      assert(this->texture);
    }
  }
 
  if (this->texture) {
 
    // TODO: Actually use self->blend
 
    const SDL_Rect frame = $(self, renderFrame);
    $(renderer, drawTexture, this->texture, &frame, &this->color);
  }
}

renderDeviceWillReset()

static void renderDeviceWillReset ( View *  self )

static

See also

View::renderDeviceWillReset(View *)

Definition at line 119 of file ImageView.c.

                                              {
 
  ImageView *this = (ImageView *) self;
 
  this->texture = release(this->texture);
 
  super(View, self, renderDeviceWillReset);
}

setImage()

static void setImage ( ImageView *  self, Image *  image  )

static

Definition at line 165 of file ImageView.c.

                                                    {
 
  release(self->image);
 
  if (image) {
    self->image = retain(image);
 
    const SDL_Size size = $((View *) self, size);
    const SDL_Size imageSize = $(image, size);
 
    if (size.w == 0 && size.h == 0) {
      $((View *) self, resize, &imageSize);
    }
  } else {
    self->image = NULL;
  }
 
  self->texture = release(self->texture);
}

setImageWithResource()

static void setImageWithResource ( ImageView *  self, const Resource *  resource  )

static

Definition at line 189 of file ImageView.c.

                                                                            {
 
  Image *image = $$(Image, imageWithResource, resource);
 
  $(self, setImage, image);
 
  release(image);
}

setImageWithResourceName()

static void setImageWithResourceName ( ImageView *  self, const char *  name  )

static

Definition at line 202 of file ImageView.c.

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

setImageWithSurface()

static void setImageWithSurface ( ImageView *  self, SDL_Surface *  surface  )

static

Definition at line 215 of file ImageView.c.

                                                                       {
 
  $(self, setImage, NULL);
 
  if (surface) {
    Image *image = $(alloc(Image), initWithSurface, surface);
    assert(image);
 
    $(self, setImage, image);
 
    release(image);
  }
}

Variable Documentation

SDLGPUBlendFactorNames

const EnumName SDLGPUBlendFactorNames[]

Initial value:

= MakeEnumNames(
  MakeEnumName(SDL_GPU_BLENDFACTOR_ZERO),
  MakeEnumName(SDL_GPU_BLENDFACTOR_ONE),
  MakeEnumName(SDL_GPU_BLENDFACTOR_SRC_COLOR),
  MakeEnumName(SDL_GPU_BLENDFACTOR_ONE_MINUS_SRC_COLOR),
  MakeEnumName(SDL_GPU_BLENDFACTOR_DST_COLOR),
  MakeEnumName(SDL_GPU_BLENDFACTOR_ONE_MINUS_DST_COLOR),
  MakeEnumName(SDL_GPU_BLENDFACTOR_SRC_ALPHA),
  MakeEnumName(SDL_GPU_BLENDFACTOR_ONE_MINUS_SRC_ALPHA),
  MakeEnumName(SDL_GPU_BLENDFACTOR_DST_ALPHA),
  MakeEnumName(SDL_GPU_BLENDFACTOR_ONE_MINUS_DST_ALPHA),
  MakeEnumName(SDL_GPU_BLENDFACTOR_CONSTANT_COLOR),
  MakeEnumName(SDL_GPU_BLENDFACTOR_ONE_MINUS_CONSTANT_COLOR),
  MakeEnumName(SDL_GPU_BLENDFACTOR_SRC_ALPHA_SATURATE)
)

Definition at line 28 of file ImageView.c.