276 lines
6.4 KiB
C++
276 lines
6.4 KiB
C++
/****************************************************************************
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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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WWW: http://sourceforge.net/projects/glui/
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Forums: http://sourceforge.net/forum/?group_id=92496
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This library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Lesser General Public
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License as published by the Free Software Foundation; either
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version 2.1 of the License, or (at your option) any later version.
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This library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public
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License along with this library; if not, write to the Free Software
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Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*****************************************************************************/
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#include "glui_internal_control.h"
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enum {rollout_height_pixels=GLUI_DEFAULT_CONTROL_HEIGHT + 7};
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/****************************** GLUI_Rollout::GLUI_Rollout() **********/
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GLUI_Rollout::GLUI_Rollout( GLUI_Node *parent, const char *name,
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int open, int type )
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{
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common_init();
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set_name( name );
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user_id = -1;
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int_val = type;
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if ( NOT open ) {
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is_open = false;
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h = rollout_height_pixels;
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}
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parent->add_control( this );
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}
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/****************************** GLUI_Rollout::open() **********/
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void GLUI_Rollout::open( void )
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{
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if ( NOT glui )
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return;
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if ( is_open )
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return;
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is_open = true;
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GLUI_DRAWINGSENTINAL_IDIOM
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/* Copy hidden children into our private list "collapsed_node" */
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child_head = collapsed_node.child_head;
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child_tail = collapsed_node.child_tail;
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collapsed_node.child_head = NULL;
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collapsed_node.child_tail = NULL;
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if ( child_head != NULL ) {
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((GLUI_Control*) child_head)->unhide_internal( true );
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}
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glui->refresh();
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}
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/****************************** GLUI_Rollout::close() **********/
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void GLUI_Rollout::close( void )
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{
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if ( NOT glui )
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return;
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if ( NOT is_open )
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return;
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is_open = false;
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GLUI_DRAWINGSENTINAL_IDIOM
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if ( child_head != NULL ) {
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((GLUI_Control*) child_head)->hide_internal( true );
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}
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/* Move all children into a private list of hidden children */
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collapsed_node.child_head = first_child();
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collapsed_node.child_tail = last_child();
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child_head = NULL;
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child_tail = NULL;
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this->h = rollout_height_pixels;
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glui->refresh();
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}
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/**************************** GLUI_Rollout::mouse_down_handler() **********/
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int GLUI_Rollout::mouse_down_handler( int local_x, int local_y )
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{
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if ( local_y - y_abs > rollout_height_pixels ) {
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initially_inside = currently_inside = false;
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return false;
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}
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currently_inside = true;
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initially_inside = true;
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redraw();
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return false;
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}
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/**************************** GLUI_Rollout::mouse_held_down_handler() ****/
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int GLUI_Rollout::mouse_held_down_handler(
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int local_x, int local_y,
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bool new_inside )
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{
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if ( NOT initially_inside )
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return false;
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if ( local_y - y_abs> rollout_height_pixels )
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new_inside = false;
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if (new_inside != currently_inside) {
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currently_inside = new_inside;
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redraw();
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}
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return false;
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}
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/**************************** GLUI_Rollout::mouse_down_handler() **********/
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int GLUI_Rollout::mouse_up_handler( int local_x, int local_y, bool inside )
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{
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if ( currently_inside ) {
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if ( is_open )
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close();
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else
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open();
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}
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currently_inside = false;
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initially_inside = false;
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redraw();
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return false;
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}
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/********************************* GLUI_Rollout::draw() ***********/
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void GLUI_Rollout::draw( int x, int y )
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{
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GLUI_DRAWINGSENTINAL_IDIOM
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int left, right, top, bottom;
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left = 5;
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right = w-left;
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top = 3;
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bottom = 3+16;
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if ( is_open )
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draw_emboss_box( 0, w, top+3, h );
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else
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draw_emboss_box( 0, w, top+3, h-7 );
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glui->draw_raised_box( left, top, w-left*2, 16 );
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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+1, top+1 ); glVertex2i( right-1, top+1 );
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glVertex2i( right-1, bottom-1 ); glVertex2i( left+1, bottom-1 );
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glEnd();
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draw_name( left+8, top+11 );
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if ( active )
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/*draw_active_box( left+4, left+string_width( name.c_str() )+12, */
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draw_active_box( left+4, right-17,
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top+2, bottom-2 );
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/** Draw '+' or '-' **/
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glBegin( GL_LINES );
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if ( is_open ) {
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if ( enabled ) glColor3f( 0.0, 0.0, 0.0 );
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else glColor3f( 0.5, 0.5, 0.5 );
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glVertex2i(right-14,(top+bottom)/2); glVertex2i(right-5,(top+bottom)/2);
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glColor3f( 1.0, 1.0, 1.0 );
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glVertex2i(right-14,1+(top+bottom)/2);glVertex2i(right-5,1+(top+bottom)/2);
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}
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else
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{
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glColor3f( 1.0, 1.0, 1.0 );
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glVertex2i(right-9,top+3); glVertex2i(right-9,bottom-4);
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glVertex2i(right-14,(top+bottom)/2); glVertex2i(right-5,(top+bottom)/2);
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if ( enabled ) glColor3f( 0.0, 0.0, 0.0 );
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else glColor3f( 0.5, 0.5, 0.5 );
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glVertex2i(right-14,-1+(top+bottom)/2);
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glVertex2i(right-5,-1+(top+bottom)/2);
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glVertex2i(right-10,top+3);
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glVertex2i(right-10,bottom-4);
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}
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glEnd();
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glLineWidth( 1.0 );
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if (currently_inside) {draw_pressed(); /* heavy black outline when pressed */ }
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}
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/***************************** GLUI_Rollout::update_size() **********/
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void GLUI_Rollout::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 + 36 )
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w = text_size + 36;
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}
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/**************************** GLUI_Rollout::draw_pressed() ***********/
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void GLUI_Rollout::draw_pressed( void )
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{
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int left, right, top, bottom;
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left = 5;
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right = w-left;
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top = 3;
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bottom = 3+16;
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glColor3f( 0.0, 0.0, 0.0 );
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glBegin( GL_LINE_LOOP );
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glVertex2i( left, top ); glVertex2i( right, top );
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glVertex2i( right, bottom ); glVertex2i( left,bottom );
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glEnd();
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glBegin( GL_LINE_LOOP );
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glVertex2i( left+1, top+1 ); glVertex2i( right-1, top+1 );
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glVertex2i( right-1, bottom-1 ); glVertex2i( left+1,bottom-1 );
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glEnd();
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}
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