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#include <stdio.h>
#include <string.h>
#include <GL/gl.h>
#include "main/timerhandler.h"
#include "exception.h"
#include "demolib_prefs.h"
#if DEMOLIB_MAINLOOP
TimerHandler::TimerHandler(MainLoop *ml, const char *title, const char *elem, Hashtable *attr) :
Event(ml, title, elem, attr, "value")
{
this->digits = texture::load("digitsxp.png");
}
TimerHandler::~TimerHandler()
{
texture::free(this->digits);
this->digits = NULL;
}
void TimerHandler::start_effect()
{
}
void TimerHandler::draw_scene(float progress)
{
char buf[10];
sprintf(buf, "%6.2f", this->get_val("value", progress));
const float pix = 1.0f / 127.0f;
const float vpix = 0.2f / 9.0f;
glMatrixMode(GL_MODELVIEW);
glPushMatrix();
glLoadIdentity();
glMatrixMode(GL_PROJECTION);
glPushMatrix();
glLoadIdentity();
glOrtho(0.0f,1.0f,0.0f,1.0f,0.0f,10.0f);
glDisable(GL_DEPTH_TEST);
glDisable(GL_LIGHTING);
glEnable(GL_BLEND);
glBlendFunc(GL_SRC_ALPHA, GL_ONE);
this->digits->bind();
glEnable(GL_TEXTURE_2D);
glColor4f(1.0f, 1.0f, 1.0f, 1.0f);
glBegin(GL_QUADS);
for (int i = 0; i < 6; i++) {
int offs = 0;
if (buf[i] == ' ') continue;
switch (buf[i]) {
case '0': offs = 0; break;
case '1': offs = 6; break;
case '2': offs = 12; break;
case '3': offs = 18; break;
case '4': offs = 24; break;
case '5': offs = 30; break;
case '6': offs = 36; break;
case '7': offs = 42; break;
case '8': offs = 48; break;
case '9': offs = 54; break;
case '.': offs = 60; break;
case 'f': offs = 66; break;
case 'p': offs = 72; break;
case 's': offs = 78; break;
}
glTexCoord2f(offs * pix + 0.001f, 1.0f);
glVertex3f(vpix * i, 0.9f, 0.0f);
glTexCoord2f((offs+6) * pix, 1.0f);
glVertex3f(vpix * (i+1), 0.9f, 0.0f);
glTexCoord2f((offs+6) * pix, 0.0f);
glVertex3f(vpix * (i+1), 1.0f, 0.0f);
glTexCoord2f(offs * pix + 0.001f, 0.0f);
glVertex3f(vpix * i, 1.0f, 0.0f);
}
glEnd();
glPopMatrix();
glMatrixMode(GL_MODELVIEW);
glPopMatrix();
}
void TimerHandler::end_effect() {}
#endif
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