Label.c

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/*
 * ObjectivelyMVC: Object oriented MVC framework for SDL3 and C.
 * Copyright (C) 2014 Jay Dolan <jay@jaydolan.com>
 *
 * This software is provided 'as-is', without any express or implied
 * warranty. In no event will the authors be held liable for any damages
 * arising from the use of this software.
 *
 * Permission is granted to anyone to use this software for any purpose,
 * including commercial applications, and to alter it and redistribute it
 * freely, subject to the following restrictions:
 *
 * 1. The origin of this software must not be misrepresented; you must not
 * claim that you wrote the original software. If you use this software
 * in a product, an acknowledgment in the product documentation would be
 * appreciated but is not required.
 *
 * 2. Altered source versions must be plainly marked as such, and must not be
 * misrepresented as being the original software.
 *
 * 3. This notice may not be removed or altered from any source distribution.
 */
 
#include <assert.h>
 
#include "Label.h"
 
#define _Class _Label
 
#pragma mark - Object
 
static void dealloc(Object *self) {
 
  Label *this = (Label *) self;
 
  release(this->text);
 
  super(Object, self, dealloc);
}
 
static String *description(const Object *self) {
 
  View *this = (View *) self;
  const SDL_Rect bounds = $(this, bounds);
 
  String *classNames = $((Object *) this->classNames, description);
  String *description = str("%s@%p \"%s\" %s [%d, %d, %d, %d]",
                this->identifier ?: classnameof(self),
                self,
                ((Label *) self)->text->text,
                classNames->chars,
                bounds.x, bounds.y, bounds.w, bounds.h);
 
  release(classNames);
  return description;
}
 
#pragma mark - View
 
static void awakeWithDictionary(View *self, const Dictionary *dictionary) {
 
  super(View, self, awakeWithDictionary, dictionary);
 
  Label *this = (Label *) self;
 
  const Inlet inlets[] = MakeInlets(
    MakeInlet("text", InletTypeView, &this->text, NULL)
  );
 
  $(self, bind, inlets, dictionary);
 
  $(self, setNeedsLayout);
}
 
static View *init(View *self) {
  return (View *) $((Label *) self, initWithText, NULL, NULL);
}
 
#pragma mark - Label
 
static Label *initWithText(Label *self, const char *text, Font *font) {
 
  self = (Label *) super(View, self, initWithFrame, NULL);
  if (self) {
 
    self->text = $(alloc(Text), initWithText, text, font);
    assert(self->text);
 
    $((View *) self, addSubview, (View *) self->text);
  }
 
  return self;
}
 
#pragma mark - Class lifecycle
 
static void initialize(Class *clazz) {
 
  ((ObjectInterface *) clazz->interface)->dealloc = dealloc;
  ((ObjectInterface *) clazz->interface)->description = description;
 
  ((ViewInterface *) clazz->interface)->awakeWithDictionary = awakeWithDictionary;
  ((ViewInterface *) clazz->interface)->init = init;
 
  ((LabelInterface *) clazz->interface)->initWithText = initWithText;
}
 
Class *_Label(void) {
  static Class *clazz;
  static Once once;
 
  do_once(&once, {
    clazz = _initialize(&(const ClassDef) {
      .name = "Label",
      .superclass = _View(),
      .instanceSize = sizeof(Label),
      .interfaceSize = sizeof(LabelInterface),
      .initialize = initialize,
    });
  });
 
  return clazz;
}
 
#undef _Class