#include "Widgets.hpp"


using namespace std;
using namespace net::lliurex::drumroll;

void draw_round_square(cairo_t * cairo,float x,float y,float width,float height)
{
	float w=3.0f;
	float v=5.0f;
	float rwidth = width - (w*2.0f) - (v*2.0f);
	float rheight = height - (w*2.0f) - (v*2.0f);
	
	if(width<6.0)return;
	
	//top
	cairo_move_to(cairo,x,y+w+v);
	cairo_curve_to(cairo,x,y+w,x+w,y,x+w+v,y);
	cairo_line_to(cairo,x+w+v+rwidth,y);
	cairo_curve_to(cairo,x+w+v+rwidth+v,y,x+width,y+w,x+width,y+w+v);
	
	//right side
	cairo_line_to(cairo,x+width,y+w+v+rheight);
	
	//bottom
	cairo_curve_to(cairo,x+width,y+w+v+rheight+v,x+w+v+rwidth+w,y+height,x+w+v+rwidth,y+height);
	cairo_line_to(cairo,x+w+v,y+height);
	cairo_curve_to(cairo,x+w,y+height,x,y+w+v+rheight+v,x,y+w+v+rheight);
	
	//left side
	cairo_line_to(cairo,x,y+w+v);
		
}


Button::Button(string text)
{
	this->text=text;
	this->name="drumroll::Button";
	this->width=5;
	this->height=5;
	this->x=0.0f;
	this->y=0.0f;
		
	
	this->mouse_over=false;
	this->mouse_press=false;
	this->focus=false;

}

void Button::Draw(cairo_t * cairo)
{
	cairo_text_extents_t te;
	cairo_font_extents_t fe;
	
	cairo_select_font_face (cairo, "Ubuntu", CAIRO_FONT_SLANT_NORMAL, CAIRO_FONT_WEIGHT_NORMAL);
	cairo_set_font_size (cairo, 16.0);
	cairo_text_extents (cairo, text.c_str(), &te);
	cairo_font_extents (cairo, &fe);
	
	width=te.width;
	height=(fe.height);
	width+=20.0f; // 10+10 margins 
	height+=(height*0.8f);
	
	
	if(mouse_over)
		cairo_set_source_rgb(cairo, 0.45,0.43,0.33);
	else
		cairo_set_source_rgb(cairo, 0.35,0.33,0.23);
		
		
	cairo_set_line_width (cairo, 2.0);
	draw_round_square(cairo,x,y,width,height);
	cairo_stroke(cairo);
	
	cairo_move_to (cairo, x+((width-te.width)/2.0)+1,y+(height)-((height-fe.height)/2.0)-fe.descent+1);
	
	cairo_show_text (cairo, text.c_str());
	
	
}


void Button::SetText(string text)
{
	this->text=text;
}