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/****************************************************************************
GLUI User Interface Toolkit
---------------------------
glui_panel.cpp - GLUI_Panel control class
--------------------------------------------------
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_Panel::draw() **********/
void GLUI_Panel::draw( int x, int y )
{
int top, orig;
(void)x;
(void)y;
if ( NOT can_draw() )
return;
orig = set_to_glut_window();
if ( int_val == GLUI_PANEL_RAISED ) {
top = 0;
glLineWidth( 1.0 );
glColor3f( 1.0, 1.0, 1.0 );
glBegin( GL_LINE_LOOP );
glVertex2i( 0, top ); glVertex2i( w, top );
glVertex2i( 0, top ); glVertex2i( 0, h );
glEnd();
glColor3f( .5, .5, .5 );
glBegin( GL_LINE_LOOP );
glVertex2i( w, top );
glVertex2i( w, h );
glVertex2i( 0, h );
glVertex2i( w, h );
glEnd();
/** ORIGINAL RAISED PANEL METHOD - A LITTLE TOO HIGH **
glLineWidth(1.0);
glBegin( GL_LINES );
glColor3f( 1.0, 1.0, 1.0 );
glVertex2i( 1, 1 ); glVertex2i( w-2, 1 );
glVertex2i( 1, 1 ); glVertex2i( 1, h-2 );
glColor3f( .5, .5, .5 );
glVertex2i( w-1, 1 ); glVertex2i( w-1, h-1 );
glVertex2i( 1, h-1 ); glVertex2i( w-1, h-1 );
glColor3f( 0.0, 0.0, 0.0 );
glVertex2i( 0, h ); glVertex2i( w, h );
glVertex2i( w, 0 ); glVertex2i( w, h );
glEnd();
-- Touch up the lines a bit (needed in some opengl implementations
glBegin( GL_POINTS );
glColor3f( .5, .5, .5 );
glVertex2i( w-1, h-1 );
glColor3f( 0.0, 0.0, 0.0 );
glVertex2i( w, h );
glEnd();
**/
}
else if ( int_val == GLUI_PANEL_EMBOSSED ) {
if ( name[0] == '\0' ) {
top = 0;
}
else {
top = GLUI_PANEL_EMBOSS_TOP;
}
glLineWidth( 1.0 );
glColor3f( 1.0, 1.0, 1.0 );
glBegin( GL_LINE_LOOP );
glVertex2i( 0, top ); glVertex2i( w, top );
glVertex2i( w, h ); glVertex2i( 0, h );
glVertex2i( 1, top+1 ); glVertex2i( w-1, top+1 );
glVertex2i( w-1, h-1 ); glVertex2i( 1, h-1 );
glEnd();
glColor3f( .5, .5, .5 );
glBegin( GL_LINE_LOOP );
glVertex2i( 0, top );
glVertex2i( w-1, top );
glVertex2i( w-1, h-1 );
glVertex2i( 0, h-1 );
glEnd();
/**** Only display text in embossed panel ****/
if ( name[0] != '\0' ) { /* Only draw non-null strings */
int left = 7, height=GLUI_PANEL_NAME_DROP+1;
int str_width;
str_width = string_width(name);
if ( glui )
glColor3ub(glui->bkgd_color.r,glui->bkgd_color.g,glui->bkgd_color.b);
glDisable( GL_CULL_FACE );
glBegin( GL_QUADS );
glVertex2i( left-3, 0 ); glVertex2i( left+str_width+3, 0 );
glVertex2i( left+str_width+3, height ); glVertex2i( left-3, height );
glEnd();
draw_name( left, GLUI_PANEL_NAME_DROP );
}
}
glLineWidth( 1.0 );
restore_window(orig);
}
/****************************** GLUI_Panel::set_name() **********/
void GLUI_Panel::set_name( char *new_name )
{
strncpy(name,new_name,sizeof(GLUI_String));
update_size();
if ( glui )
glui->refresh();
}
/****************************** GLUI_Panel::set_type() **********/
void GLUI_Panel::set_type( int new_type )
{
int old_window;
if ( new_type != int_val ) {
int_val = new_type;
/* translate_and_draw_front(); */
update_size();
old_window = set_to_glut_window();
glutPostRedisplay( );
restore_window( old_window );
}
}
/************************************** GLUI_Panel::update_size() **********/
void GLUI_Panel::update_size( void )
{
int text_size;
if ( NOT glui )
return;
text_size = string_width(name);
if ( w < text_size + 16 )
w = text_size + 16 ;
if ( name[0] != '\0' AND int_val == GLUI_PANEL_EMBOSSED ) {
this->y_off_top = GLUI_YOFF + 8;
}
else {
this->y_off_top = GLUI_YOFF;
}
}
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