#include <cstring>
#include <FTGL/ftgl.h>
#include <pugl/pugl.h>
#include "pui.h"

void Label::OnPaint(const PUi *pui) const
{
//	if (this->dirty) {
		/* Update bounding box */
		FTBBox box = pui->font->BBox(this->text);
		FTPoint p = box.Upper() - box.Lower();
		float cx = p.X();
		float cy = p.Y();
//	}

	float ox = -.5f;
	float oy = 0;

	glPushMatrix();
	glColor4f(colour.r, colour.g, colour.b, colour.a);
	glTranslatef(x + w * 0.5f, y + h * 0.5f + 10, 0);
	glScalef(.6f, -.6f, 1);
	glTranslatef(cx * ox, cy * oy, 0);
	pui->font->Render(this->text);
	glPopMatrix();
}

void Label::SetLabel(const char *str)
{
	if (strcmp(str, this->text)) {
		strncpy(this->text, str, sizeof this->text);
		this->dirty = true;
	}
}