ProgressBar.h

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/*
 * ObjectivelyMVC: Object oriented MVC framework for OpenGL, SDL2 and GNU 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.
 */
 
#pragma once
 
#include <ObjectivelyMVC/ImageView.h>
#include <ObjectivelyMVC/Label.h>
 
typedef struct ProgressBarDelegate ProgressBarDelegate;
 
typedef struct ProgressBar ProgressBar;
typedef struct ProgressBarInterface ProgressBarInterface;
 
struct ProgressBarDelegate {
 
    ident self;
 
    void (*didSetValue)(ProgressBar *progressBar, double value);
};
 
struct ProgressBar {
 
    View view;
 
    ProgressBarInterface *interface;
 
    ImageView *background;
 
    ProgressBarDelegate delegate;
 
    ImageView *foreground;
 
    Text *label;
 
    char *labelFormat;
 
    double min, max;
 
    double value;
};
 
struct ProgressBarInterface {
 
    ViewInterface viewInterface;
 
    void (*formatLabel)(ProgressBar *self);
 
    ProgressBar *(*initWithFrame)(ProgressBar *self, const SDL_Rect *frame);
 
    double (*progress)(const ProgressBar *self);
 
    void (*setLabelFormat)(ProgressBar *self, const char *labelFormat);
 
    void (*setValue)(ProgressBar *self, double value);
};
 
OBJECTIVELYMVC_EXPORT Class *_ProgressBar(void);