/* rgbsliders.c */
/*
* Vis5D system for visualizing five dimensional gridded data sets.
* Copyright (C) 1990 - 2000 Bill Hibbard, Johan Kellum, Brian Paul,
* Dave Santek, and Andre Battaiola.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* As a special exception to the terms of the GNU General Public
* License, you are permitted to link Vis5D with (and distribute the
* resulting source and executables) the LUI library (copyright by
* Stellar Computer Inc. and licensed for distribution with Vis5D),
* the McIDAS library, and/or the NetCDF library, where those
* libraries are governed by the terms of their own licenses.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*
*/
#include "../config.h"
/*
* Widget for RGB color sliders.
*/
#include <stdio.h>
#include <string.h>
#include "X11/Xlib.h"
#include "../lui5/lui.h"
#include "api.h"
#include "globals.h"
#include "graphics.h"
#include "gui.h"
#include "mwmborder.h"
#include "rgbsliders.h"
static int current_dindex = 0;
static int current_graphic[VIS5D_MAX_DPY_CONTEXTS];
static int current_var[VIS5D_MAX_DPY_CONTEXTS];
static int current_vindex[VIS5D_MAX_DPY_CONTEXTS];
static int current_vvar[VIS5D_MAX_DPY_CONTEXTS];
static int rgb_bottom[VIS5D_MAX_DPY_CONTEXTS], rgba_bottom[VIS5D_MAX_DPY_CONTEXTS];
static void init_currents(void)
{
int yo;
for (yo = 0; yo < VIS5D_MAX_DPY_CONTEXTS; yo++){
current_graphic[yo] = -1;
current_var[yo] = -1;
current_vindex[yo] = -1;
current_vvar[yo] = -1;
rgb_bottom[yo] = 0;
rgba_bottom[yo] = 0;
}
}
/*
* Change the color of a GUI button to (r,g,b).
*/
static void update_button_color( GuiContext gtx, float r, float g, float b )
{
if (current_graphic[current_dindex]==VIS5D_HWIND) {
LUI_ButtonColor( gtx->hwind_button[current_var[current_dindex]], r, g, b );
}
else if (current_graphic[current_dindex]==VIS5D_VWIND) {
LUI_ButtonColor( gtx->vwind_button[current_var[current_dindex]], r, g, b );
}
else if (current_graphic[current_dindex]==VIS5D_HSTREAM) {
LUI_ButtonColor( gtx->hstream_button[current_var[current_dindex]], r, g, b );
}
else if (current_graphic[current_dindex]==VIS5D_VSTREAM) {
LUI_ButtonColor( gtx->vstream_button[current_var[current_dindex]], r, g, b );
}
else if (current_graphic[current_dindex]==VIS5D_HSLICE) {
LUI_ButtonMatrixSetColor( gtx->ButtonMatrix, current_var[current_dindex], 1, r, g, b );
}
else if (current_graphic[current_dindex]==VIS5D_VSLICE) {
LUI_ButtonMatrixSetColor( gtx->ButtonMatrix, current_var[current_dindex], 2, r, g, b );
}
else if (current_graphic[current_dindex]==VIS5D_CHSLICE) {
LUI_ButtonMatrixSetColor( gtx->ButtonMatrix, current_var[current_dindex], 3, r, g, b );
}
else if (current_graphic[current_dindex]==VIS5D_CVSLICE) {
LUI_ButtonMatrixSetColor( gtx->ButtonMatrix, current_var[current_dindex], 4, r, g, b );
}
/* MJK 12.04.98 */
else if (current_graphic[current_dindex]==VIS5D_LIGHT_MAP) {
LUI_ButtonColor( gtx->map_button, r, g, b );
}
else if (current_graphic[current_dindex]==VIS5D_DARK_MAP) {
LUI_ButtonColor( gtx->map_button, r, g, b );
}
else if (current_graphic[current_dindex]==VIS5D_TRAJ) {
LUI_ButtonSetColor( gtx->TrajButton[current_var[current_dindex]], (int)(r*255),
(int)(g*255), (int)(b*255) );
}
}
/* called when red slider is changed */
static int red_slider_cb( LUI_NEWSLIDER *s, float value )
{
GuiContext gtx = get_gui_gtx(current_dindex);
float r, g, b, a;
if (current_graphic[current_dindex]>=0 && current_graphic[current_dindex]<=5){
vis5d_get_color( current_dindex, current_graphic[current_dindex], current_vindex[current_dindex]*MAXVARS+
current_vvar[current_dindex], &r,&g,&b,&a );
r = value;
vis5d_set_color( current_dindex, current_graphic[current_dindex], current_vindex[current_dindex]*MAXVARS+
current_vvar[current_dindex], r,g,b,a );
}
else{
vis5d_get_color( current_dindex, current_graphic[current_dindex], current_var[current_dindex], &r,&g,&b,&a );
r = value;
vis5d_set_color( current_dindex, current_graphic[current_dindex], current_var[current_dindex], r,g,b,a );
}
vis5d_signal_redraw( current_dindex, 1 );
update_button_color( gtx, r, g, b );
return 0;
}
/* called when green slider is changed */
static int green_slider_cb( LUI_NEWSLIDER *s, float value )
{
GuiContext gtx = get_gui_gtx(current_dindex);
float r, g, b, a;
if (current_graphic[current_dindex]>=0 && current_graphic[current_dindex]<=5){
vis5d_get_color( current_dindex, current_graphic[current_dindex], current_vindex[current_dindex]*MAXVARS+
current_vvar[current_dindex], &r,&g,&b,&a );
g = value;
vis5d_set_color( current_dindex, current_graphic[current_dindex], current_vindex[current_dindex]*MAXVARS+
current_vvar[current_dindex], r,g,b,a );
}
else{
vis5d_get_color( current_dindex, current_graphic[current_dindex], current_var[current_dindex], &r,&g,&b,&a );
g = value;
vis5d_set_color( current_dindex, current_graphic[current_dindex], current_var[current_dindex], r,g,b,a );
}
vis5d_signal_redraw( current_dindex, 1 );
update_button_color( gtx, r, g, b );
return 0;
}
/* called when blue slider is changed */
static int blue_slider_cb( LUI_NEWSLIDER *s, float value )
{
GuiContext gtx = get_gui_gtx(current_dindex);
float r, g, b, a;
if (current_graphic[current_dindex]>=0 && current_graphic[current_dindex]<=5){
vis5d_get_color( current_dindex, current_graphic[current_dindex], current_vindex[current_dindex]*MAXVARS+
current_vvar[current_dindex], &r,&g,&b,&a );
b = value;
vis5d_set_color( current_dindex, current_graphic[current_dindex], current_vindex[current_dindex]*MAXVARS+
current_vvar[current_dindex], r,g,b,a );
}
else{
vis5d_get_color( current_dindex, current_graphic[current_dindex], current_var[current_dindex], &r,&g,&b,&a );
b = value;
vis5d_set_color( current_dindex, current_graphic[current_dindex], current_var[current_dindex], r,g,b,a );
}
vis5d_signal_redraw( current_dindex, 1 );
update_button_color( gtx, r, g, b );
return 0;
}
/* called when alpha slider is changed */
static int alpha_slider_cb( LUI_NEWSLIDER *s, float value )
{
GuiContext gtx = get_gui_gtx(current_dindex);
float r, g, b, a;
if (current_graphic[current_dindex]>=0 && current_graphic[current_dindex]<=5){
vis5d_get_color( current_dindex, current_graphic[current_dindex], current_vindex[current_dindex]*MAXVARS+
current_vvar[current_dindex], &r,&g,&b,&a );
a = value;
vis5d_set_color( current_dindex, current_graphic[current_dindex], current_vindex[current_dindex]*MAXVARS+
current_vvar[current_dindex], r,g,b,a );
}
else{
vis5d_get_color( current_dindex, current_graphic[current_dindex], current_var[current_dindex], &r,&g,&b,&a );
b = value;
vis5d_set_color( current_dindex, current_graphic[current_dindex], current_var[current_dindex], r,g,b,a );
}
/* change the alpha value in the color lookup table */
if (current_graphic[current_dindex]==VIS5D_CHSLICE) {
int ia = (int)(a * 255.0);
set_slice_alpha( current_dindex, VIS5D_CHSLICE, current_vindex[current_dindex], current_var[current_dindex], ia );
}
else if (current_graphic[current_dindex]==VIS5D_CVSLICE) {
int ia = (int)(a * 255.0);
set_slice_alpha( current_dindex, VIS5D_CVSLICE, current_vindex[current_dindex], current_var[current_dindex], ia );
}
vis5d_signal_redraw( current_dindex, 1 );
return 0;
}
static int close_cb( LUI_NEWBUTTON *b, int state )
{
GuiContext gtx = get_gui_gtx( current_dindex );
XUnmapWindow( GuiDpy, gtx->rgb_sliders_window );
current_vindex[current_dindex] = current_graphic[current_dindex] = current_var[current_dindex] = -1;
current_vvar[current_dindex] = -1;
return 0;
}
void make_rgb_sliders( GuiContext gtx )
{
Window w;
LUI_NEWSLIDER *s;
LUI_NEWBUTTON *b;
static int do_once = 1;
if(do_once){
do_once = 0;
init_currents();
}
current_dindex = gtx->context_index;
/* make the window */
w = LUI_CreateWindowAt( LUI_RootWindow, 10, 800, 380, 144 );
set_mwm_border( GuiDpy, w, MWM_DECOR_BORDER | MWM_DECOR_TITLE );
gtx->rgb_sliders_window = w;
/* make the label */
gtx->rgb_sliders_label = LUI_NewLabelCreate( w, LUI_LEFT, LUI_TOP, 311, 20,
"default label" );
/* make the "Close" button */
b = LUI_PushButtonCreate( w, LUI_NEXT_X, LUI_SAME_Y, 60, 20, "Close" );
LUI_ButtonCallback( b, close_cb );
/* MJK 12.04.98 begin*/
/* make red slider */
s = LUI_NewSliderCreate( w, LUI_LEFT, LUI_NEXT_Y, 374 );
gtx->rgb_red_slider = s;
LUI_NewSliderChange( s, "Red", NULL, 0.0, 1.0, 0.5 );
LUI_NewSliderCallback( s, red_slider_cb );
/* make green slider */
s = LUI_NewSliderCreate( w, LUI_LEFT, LUI_NEXT_Y, 374 );
gtx->rgb_green_slider = s;
LUI_NewSliderChange( s, "Green", NULL, 0.0, 1.0, 0.5 );
LUI_NewSliderCallback( s, green_slider_cb );
/* make blue slider */
s = LUI_NewSliderCreate( w, LUI_LEFT, LUI_NEXT_Y, 374 );
gtx->rgb_blue_slider = s;
LUI_NewSliderChange( s, "Blue", NULL, 0.0, 1.0, 0.5 );
LUI_NewSliderCallback( s, blue_slider_cb );
rgb_bottom[current_dindex] = LUI_LayoutGet( LUI_NEXT_Y );
/* make alpha slider */
s = LUI_NewSliderCreate( w, LUI_LEFT, LUI_NEXT_Y, 374 );
gtx->rgb_alpha_slider = s;
LUI_NewSliderChange( s, "Opacity", NULL, 0.0, 1.0, 0.5 );
LUI_NewSliderCallback( s, alpha_slider_cb );
/* MJK 12.04.98 end */
rgba_bottom[current_dindex] = LUI_LayoutGet( LUI_NEXT_Y );
}
/*
* Hide the RGB sliders window.
*/
void hide_rgb_sliders( GuiContext gtx )
{
current_vindex[current_dindex] = current_graphic[current_dindex] = current_var[current_dindex] = -1;
current_vvar[current_dindex] = -1;
XUnmapWindow( GuiDpy, gtx->rgb_sliders_window );
}
/*
* Display the RGB sliders window.
*/
void show_rgb_sliders( GuiContext gtx, int graphic, int vindex, int var, int over_ride )
{
float r, g, b, a;
char label[100];
if (current_dindex==gtx->context_index &&
current_graphic[current_dindex]==graphic &&
current_var[current_dindex]==var && current_vindex[current_dindex] == vindex &&
over_ride != 1) {
/* toggle the window off */
XUnmapWindow( GuiDpy, gtx->rgb_sliders_window );
current_graphic[current_dindex] = current_var[current_dindex] = current_vindex[current_dindex] = -1;
return;
}
else if (current_dindex>=0 && current_graphic[current_dindex]>=0 && current_var[current_dindex]>=0) {
/* unmap window with old settings before showing new */
XUnmapWindow( GuiDpy, gtx->rgb_sliders_window );
}
current_dindex = gtx->context_index;
current_graphic[current_dindex] = graphic;
current_var[current_dindex] = var;
current_vindex[current_dindex] = vindex;
if (current_graphic[current_dindex]<6){
current_vvar[current_dindex] = get_button_ctx_row(current_dindex, var);
}
if (current_graphic[current_dindex]>=0 && current_graphic[current_dindex]<=5){
vis5d_get_color( current_dindex, current_graphic[current_dindex], current_vindex[current_dindex]*MAXVARS+
current_vvar[current_dindex], &r,&g,&b,&a );
}
else{
vis5d_get_color( current_dindex, current_graphic[current_dindex], current_var[current_dindex], &r,&g,&b,&a );
}
if (graphic==VIS5D_LIGHT_MAP) {
strcpy( label, "Light Map Color:" );
}
else if (graphic==VIS5D_DARK_MAP) {
strcpy( label, "Dark Map Color:" );
}
else if (graphic==VIS5D_HWIND) {
sprintf( label, "Horizontal Wind slice %d color:", var+1 );
}
else if (graphic==VIS5D_VWIND) {
sprintf( label, "Vertical Wind slice %d color:", var+1 );
}
/* MJK 12.04.98 */
else if (graphic==VIS5D_HSTREAM) {
sprintf( label, "Horizontal Stream slice %d color:", var+1 );
}
else if (graphic==VIS5D_VSTREAM) {
sprintf( label, "Vertical Stream slice %d color:", var+1 );
}
else if (graphic==VIS5D_HSLICE) {
char varname[20];
vis5d_get_ctx_var_name(current_vindex[current_dindex], current_vvar[current_dindex], varname );
sprintf( label, "%s Horizontal Contour Slice color:", varname );
}
else if (graphic==VIS5D_VSLICE) {
char varname[20];
vis5d_get_ctx_var_name( current_vindex[current_dindex], current_vvar[current_dindex], varname );
sprintf( label, "%s Vertical Contour Slice color:", varname );
}
else if (graphic==VIS5D_CHSLICE) {
char varname[20];
vis5d_get_ctx_var_name( current_vindex[current_dindex], current_vvar[current_dindex], varname );
sprintf( label, "%s Horizontal Color Slice tickmark:", varname );
}
else if (graphic==VIS5D_CVSLICE) {
char varname[20];
vis5d_get_ctx_var_name( current_vindex[current_dindex], current_vvar[current_dindex], varname );
sprintf( label, "%s Vertical Color Slice tickmark:", varname );
}
LUI_NewLabelChangeText( gtx->rgb_sliders_label, label );
LUI_NewSliderSetValue( gtx->rgb_red_slider, r );
LUI_NewSliderSetValue( gtx->rgb_green_slider, g );
LUI_NewSliderSetValue( gtx->rgb_blue_slider, b );
LUI_NewSliderSetValue( gtx->rgb_alpha_slider, a );
if (graphic==VIS5D_CHSLICE || graphic==VIS5D_CVSLICE) {
/* show alpha slider too */
LUI_ResizeWindow( gtx->rgb_sliders_window, 380, rgba_bottom[current_dindex] );
}
else {
/* don't show alpha slider */
LUI_ResizeWindow( gtx->rgb_sliders_window, 380, rgb_bottom[current_dindex] );
}
XMapWindow( GuiDpy, gtx->rgb_sliders_window );
}
void refresh_rgb_sliders( GuiContext gtx )
{
current_dindex = gtx->context_index;
if (current_graphic[current_dindex]>=0 && current_var[current_dindex]>=0 &&
current_vindex[current_dindex] >= 0) {
hide_rgb_sliders( gtx );
show_rgb_sliders( gtx, current_graphic[current_dindex],
current_vindex[current_dindex], current_var[current_dindex], 1 );
}
}
void refresh_rgb_sliders2( GuiContext gtx )
{
current_dindex = gtx->context_index;
if (current_graphic[current_dindex]>=0 && current_var[current_dindex]>=0 &&
current_vindex[current_dindex] >= 0 && is_valid(current_dindex, current_vindex[current_dindex])) {
show_rgb_sliders( gtx, current_graphic[current_dindex],
current_vindex[current_dindex], current_var[current_dindex], 1 );
}
}
/* MJK 12.04.98 */
int get_current_rgbsliders (GuiContext gtx, int *p_graphic, int *p_var)
{
int index = gtx->context_index;
*p_graphic = current_graphic[index];
*p_var = current_var[index];
return current_dindex;
}
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