178 lines
4.2 KiB
Text
178 lines
4.2 KiB
Text
/****************************************************************************
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GLUI User Interface Toolkit
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---------------------------
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glui_panel.cpp - GLUI_Panel control class
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--------------------------------------------------
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Copyright (c) 1998 Paul Rademacher
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This program is freely distributable without licensing fees and is
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provided without guarantee or warrantee expressed or implied. This
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program is -not- in the public domain.
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*****************************************************************************/
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#include "glui.h"
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#include "stdinc.h"
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/****************************** GLUI_Panel::draw() **********/
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void GLUI_Panel::draw( int x, int y )
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{
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int top, orig;
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if ( NOT can_draw() )
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return;
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orig = set_to_glut_window();
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if ( int_val == GLUI_PANEL_RAISED ) {
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top = 0;
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glLineWidth( 1.0 );
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glColor3f( 1.0, 1.0, 1.0 );
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glBegin( GL_LINE_LOOP );
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glVertex2i( 0, top ); glVertex2i( w, top );
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glVertex2i( 0, top ); glVertex2i( 0, h );
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glEnd();
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glColor3f( .5, .5, .5 );
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glBegin( GL_LINE_LOOP );
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glVertex2i( w, top );
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glVertex2i( w, h );
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glVertex2i( 0, h );
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glVertex2i( w, h );
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glEnd();
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/** ORIGINAL RAISED PANEL METHOD - A LITTLE TOO HIGH **
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glLineWidth(1.0);
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glBegin( GL_LINES );
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glColor3f( 1.0, 1.0, 1.0 );
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glVertex2i( 1, 1 ); glVertex2i( w-2, 1 );
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glVertex2i( 1, 1 ); glVertex2i( 1, h-2 );
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glColor3f( .5, .5, .5 );
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glVertex2i( w-1, 1 ); glVertex2i( w-1, h-1 );
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glVertex2i( 1, h-1 ); glVertex2i( w-1, h-1 );
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glColor3f( 0.0, 0.0, 0.0 );
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glVertex2i( 0, h ); glVertex2i( w, h );
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glVertex2i( w, 0 ); glVertex2i( w, h );
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glEnd();
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-- Touch up the lines a bit (needed in some opengl implementations
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glBegin( GL_POINTS );
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glColor3f( .5, .5, .5 );
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glVertex2i( w-1, h-1 );
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glColor3f( 0.0, 0.0, 0.0 );
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glVertex2i( w, h );
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glEnd();
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**/
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}
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else if ( int_val == GLUI_PANEL_EMBOSSED ) {
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if ( name[0] == '\0' ) {
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top = 0;
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}
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else {
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top = GLUI_PANEL_EMBOSS_TOP;
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}
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glLineWidth( 1.0 );
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glColor3f( 1.0, 1.0, 1.0 );
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glBegin( GL_LINE_LOOP );
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glVertex2i( 0, top ); glVertex2i( w, top );
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glVertex2i( w, h ); glVertex2i( 0, h );
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glVertex2i( 1, top+1 ); glVertex2i( w-1, top+1 );
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glVertex2i( w-1, h-1 ); glVertex2i( 1, h-1 );
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glEnd();
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glColor3f( .5, .5, .5 );
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glBegin( GL_LINE_LOOP );
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glVertex2i( 0, top );
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glVertex2i( w-1, top );
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glVertex2i( w-1, h-1 );
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glVertex2i( 0, h-1 );
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glEnd();
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/**** Only display text in embossed panel ****/
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if ( name[0] != '\0' ) { /* Only draw non-null strings */
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int left = 7, height=GLUI_PANEL_NAME_DROP+1;
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int str_width;
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str_width = string_width(name);
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if ( glui )
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glColor3ub(glui->bkgd_color.r,glui->bkgd_color.g,glui->bkgd_color.b);
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glDisable( GL_CULL_FACE );
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glBegin( GL_QUADS );
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glVertex2i( left-3, 0 ); glVertex2i( left+str_width+3, 0 );
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glVertex2i( left+str_width+3, height ); glVertex2i( left-3, height );
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glEnd();
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draw_name( left, GLUI_PANEL_NAME_DROP );
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}
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}
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glLineWidth( 1.0 );
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restore_window(orig);
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}
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/****************************** GLUI_Panel::set_name() **********/
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void GLUI_Panel::set_name( char *new_name )
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{
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strncpy(name,new_name,sizeof(GLUI_String));
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update_size();
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if ( glui )
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glui->refresh();
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}
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/****************************** GLUI_Panel::set_type() **********/
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void GLUI_Panel::set_type( int new_type )
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{
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int old_window;
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if ( new_type != int_val ) {
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int_val = new_type;
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/* translate_and_draw_front(); */
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update_size();
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old_window = set_to_glut_window();
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glutPostRedisplay( );
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restore_window( old_window );
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}
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}
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/************************************** GLUI_Panel::update_size() **********/
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void GLUI_Panel::update_size( void )
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{
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int text_size;
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if ( NOT glui )
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return;
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text_size = string_width(name);
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if ( w < text_size + 16 )
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w = text_size + 16 ;
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if ( name[0] != '\0' AND int_val == GLUI_PANEL_EMBOSSED ) {
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this->y_off_top = GLUI_YOFF + 8;
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}
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else {
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this->y_off_top = GLUI_YOFF;
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}
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}
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