3dpcp/3rdparty/glui/glui_statictext.cpp

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2012-09-16 12:33:11 +00:00
/****************************************************************************
GLUI User Interface Toolkit
---------------------------
glui_statictext.cpp - GLUI_StaticText Control
--------------------------------------------------
Copyright (c) 1998 Paul Rademacher
This program is freely distributable without licensing fees and is
provided without guarantee or warrantee expressed or implied. This
program is -not- in the public domain.
*****************************************************************************/
#include "glui.h"
#include "stdinc.h"
/****************************** GLUI_StaticText::draw() **********/
void GLUI_StaticText::draw( int x, int y )
{
int orig;
if ( NOT can_draw() )
return;
orig = set_to_glut_window();
draw_text();
restore_window( orig );
}
/****************************** GLUI_StaticText::set_text() **********/
void GLUI_StaticText::set_text( char *text )
{
int orig;
/**** Erase old text first *****/
glMatrixMode( GL_MODELVIEW );
glPushMatrix();
translate_to_origin();
erase_text();
glPopMatrix();
set_name( text );
if ( NOT can_draw() )
return;
orig = set_to_glut_window();
/**** Redraw the text in the window ****/
glMatrixMode( GL_MODELVIEW );
glPushMatrix();
translate_to_origin();
draw_text();
glPopMatrix();
restore_window( orig );
}
/************************************ GLUI_StaticText::update_size() **********/
void GLUI_StaticText::update_size( void )
{
int text_size;
if ( NOT glui )
return;
text_size = string_width( name );
if ( w < text_size )
w = text_size;
}
/****************************** GLUI_StaticText::draw_text() **********/
void GLUI_StaticText::draw_text( void )
{
if ( NOT can_draw() )
return;
erase_text();
draw_name( 0, 9 );
}
/****************************** GLUI_StaticText::erase_text() **********/
void GLUI_StaticText::erase_text( void )
{
if ( NOT can_draw() )
return;
set_to_bkgd_color();
glDisable( GL_CULL_FACE );
glBegin( GL_TRIANGLES );
glVertex2i( 0,0 ); glVertex2i( w, 0 ); glVertex2i( w, h );
glVertex2i( 0, 0 ); glVertex2i( w, h ); glVertex2i( 0, h );
glEnd();
}