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/*
render/text.cc
This file is part of the Osirion project and is distributed under
the terms of the GNU General Public License version 2
*/
#include "render/text.h"
#include "render/textures.h"
#include "sys/sys.h"
namespace render {
float Text::text_fontwidth = 16.0f;
float Text::text_fontheight = 24.0f;
void Text::setfont(const char *texture, float width, float height)
{
Textures::bind(texture, false);
text_fontwidth = width;
text_fontheight = height;
}
void Text::draw(float x, float y, const char ascii)
{
if (ascii != ' ') {
int row = (int) ascii >> 4;
int col = (int) ascii & 15;
float frow = row * 0.0625f;
float fcol = col * 0.0625f;
gl::begin(gl::Quads);
glTexCoord2f(fcol, frow);
gl::vertex(x,y,1);
glTexCoord2f(fcol + 0.0625f, frow);
gl::vertex(x+text_fontwidth,y,1);
glTexCoord2f(fcol +0.0625f, frow + 0.0625f);
gl::vertex(x+text_fontwidth,y+text_fontheight,1);
glTexCoord2f(fcol, frow+0.0625f);
gl::vertex(x,y+text_fontheight,1);
gl::end();
}
}
void Text::draw(float x, float y, const char *text)
{
const char *c = text;
while (*c) {
draw(x, y, *c);
c++;
x += text_fontwidth;
}
}
void Text::draw(float x, float y, std::stringstream & textstream)
{
char line[MAXCMDSIZE];
while (textstream.getline(line, MAXCMDSIZE-1)) {
draw(x, y, line);
y += text_fontheight;
}
textstream.clear();
}
void Text::draw(float x, float y, const std::string & text)
{
draw(x, y, text.c_str());
}
}
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