nuclear@0: #include <stdio.h>
nuclear@0: #include <stdlib.h>
nuclear@0: #include <string.h>
nuclear@0: #include <stdarg.h>
nuclear@0: #include <drawtext.h>
nuclear@0: #include "opengl.h"
nuclear@0: #include "widgets.h"
nuclear@0: 
nuclear@0: static dtx_font *font;
nuclear@0: 
nuclear@0: static void init_font()
nuclear@0: {
nuclear@0: 	if(font) return;
nuclear@0: 
nuclear@0: 	if(!(font = dtx_open_font("data/droid_sans.ttf", 16))) {
nuclear@0: 		fprintf(stderr, "failed to load font\n");
nuclear@0: 		abort();
nuclear@0: 	}
nuclear@0: 	dtx_use_font(font, 16);
nuclear@0: }
nuclear@0: 
nuclear@0: Widget::Widget()
nuclear@0: {
nuclear@0: 	text = 0;
nuclear@0: }
nuclear@0: 
nuclear@0: Widget::~Widget()
nuclear@0: {
nuclear@0: 	delete [] text;
nuclear@0: }
nuclear@0: 
nuclear@0: void Widget::set_position(const Vector2 &p)
nuclear@0: {
nuclear@0: 	pos = p;
nuclear@0: }
nuclear@0: 
nuclear@0: const Vector2 &Widget::get_position() const
nuclear@0: {
nuclear@0: 	return pos;
nuclear@0: }
nuclear@0: 
nuclear@0: void Widget::set_text(const char *str)
nuclear@0: {
nuclear@0: 	text = new char[strlen(str) + 1];
nuclear@0: 	strcpy(text, str);
nuclear@0: }
nuclear@0: 
nuclear@0: void Widget::set_textf(const char *str, ...)
nuclear@0: {
nuclear@0: 	va_list ap;
nuclear@0: 	int sz = strlen(str) * 4;
nuclear@0: 	char *buf = (char*)alloca(sz);
nuclear@0: 
nuclear@0: 	va_start(ap, str);
nuclear@0: 	vsnprintf(buf, sz - 1, text, ap);
nuclear@0: 	va_end(ap);
nuclear@0: 
nuclear@0: 	set_text(buf);
nuclear@0: }
nuclear@0: 
nuclear@0: const char *Widget::get_text() const
nuclear@0: {
nuclear@0: 	return text;
nuclear@0: }
nuclear@0: 
nuclear@0: // ---- label ----
nuclear@0: 
nuclear@0: void Label::draw() const
nuclear@0: {
nuclear@0: 	init_font();
nuclear@0: 
nuclear@0: 	glMatrixMode(GL_MODELVIEW);
nuclear@0: 	glPushMatrix();
nuclear@0: 	glTranslatef(pos.x, pos.y, 0);
nuclear@0: 	glScalef(0.1, 0.1, 1);
nuclear@0: 
nuclear@0: 	dtx_string(text);
nuclear@0: 	dtx_flush();
nuclear@0: 
nuclear@0: 	glPopMatrix();
nuclear@0: }