#include <stdlib.h>
#include <assert.h>

#include "main.h"
#include "interface.h"
#include "image.h"

#include "widget.h"
#include "widget_choicegroup.h"

widget_t* newWidgetChoicegroup(int x, int y, bool_t status, list_t *list, void (*fce_event)(void *))
{
	widget_choicegroup_t *new;
	widget_t *widget;

	new = malloc( sizeof(widget_choicegroup_t) );
	new->time = 0;
	new->status = status;
	new->fce_event = fce_event;
	new->list = list;

	widget = newWidget(WIDGET_TYPE_CHOICE, x, y, WIDGET_CHOICEGROUP_WIDTH, WIDGET_CHOICEGROUP_HEIGHT, new);
	addList(new->list, widget);

	return widget;
}

void drawWidgetChoicegroup(widget_t *widget)
{
	widget_choicegroup_t *p;
	static image_t *g_choicegroup = NULL;
	int x, y;
	int offset;

	assert( widget != NULL );
	assert( widget->type == WIDGET_TYPE_CHOICE );

	p = (widget_choicegroup_t *) widget->private_data;

	getMousePosition(&x, &y);

	if( g_choicegroup == NULL )
	{
		g_choicegroup = addImageData("choice.png", IMAGE_ALPHA, "choicegroup", IMAGE_GROUP_BASE);
	}

	if( p->status == TRUE )
	{
		offset = 0;
	}
	else
	{
		offset = WIDGET_CHOICEGROUP_WIDTH;
	}

	drawImage(g_choicegroup, widget->x, widget->y, offset, 0, WIDGET_CHOICEGROUP_WIDTH, WIDGET_CHOICEGROUP_HEIGHT);
}

void setWidgetChoiceActive(widget_t *widget)
{
	widget_choicegroup_t *p;
	int i;

	assert( widget != NULL );
	assert( widget->type == WIDGET_TYPE_CHOICE );

	p = (widget_choicegroup_t *) widget->private_data;

	for( i = 0 ; i < p->list->count ; i++ )
	{
		widget_t *this;
		widget_choicegroup_t *thisChoice;

		this = (widget_t *) p->list->list[i];
		thisChoice = (widget_choicegroup_t *) this->private_data;

		if( widget == this )
		{
			thisChoice->status = TRUE;
			thisChoice->time = WIDGET_CHOICEGROUP_TIME_SWITCH_STATUS;
			thisChoice->fce_event(p);
		}
		else
		{
			thisChoice->status = FALSE;
		}
	}
}

bool_t getWidgetChoiceStatus(widget_t *widget)
{
	widget_choicegroup_t *p;

	assert( widget != NULL );
	assert( widget->type == WIDGET_TYPE_CHOICE );

	p = (widget_choicegroup_t *) widget->private_data;

	return p->status;
}

void setWidgetChoiceStatus(widget_t *widget, bool_t status)
{
	widget_choicegroup_t *p;

	assert( widget != NULL );
	assert( widget->type == WIDGET_TYPE_CHOICE );

	p = (widget_choicegroup_t *) widget->private_data;
	p->status = status;
}

void eventWidgetChoicegroup(widget_t *widget)
{
	widget_choicegroup_t *p;
	int x, y;

	assert( widget != NULL );
	assert( widget->type == WIDGET_TYPE_CHOICE );

	p = (widget_choicegroup_t *) widget->private_data;

	if( p->time > 0 )
	{
		p->time--;
		return;
	}

	getMousePosition(&x, &y);

	if( x >= widget->x && x <= widget->x+WIDGET_CHOICEGROUP_WIDTH && 
	    y >= widget->y && y <= widget->y+WIDGET_CHOICEGROUP_HEIGHT &&
	    isMouseClicked() )
	{
		setWidgetChoiceActive(widget);
	}
}

void destroyWidgetChoicegroup(widget_t *widget)
{
	widget_choicegroup_t *p;
	int index;

	assert( widget != NULL );
	assert( widget->type == WIDGET_TYPE_CHOICE );

	p = (widget_choicegroup_t *) widget->private_data;
	index = searchListItem(p->list, widget);
	assert( index != -1 );
	delList(p->list, index);

	free(p);
	destroyWidget(widget);
}