#include <pugl/pugl.h>
#include "pui.h"

bool Widget::SetValue(float newvalue)
{
	/* Clamp new value */
	if (newvalue <= this->min) newvalue = this->min;
	if (newvalue >= this->max) newvalue = this->max;

	/* Value is different? */
	if (newvalue == this->value) return false;

	snprintf(this->text, sizeof this->text, "%s: %0.4f", this->label, newvalue);

	this->value = newvalue;
	return true;
}

void Widget::Pad(int xpad, int ypad)
{
	this->x += xpad;
	this->y += ypad;
	this->w -= xpad + xpad;
	this->h -= ypad + ypad;
}

void Frame::OnPaint(const PUi *pui) const
{
	glBegin(GL_QUADS);
	glColor4f(colour.r, colour.g, colour.b, colour.a);
	glVertex2f(    x,     y);
	glVertex2f(    x, h + y);
	glVertex2f(w + x, h + y);
	glVertex2f(w + x,     y);
	glEnd();
}