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/*
* $Id: GP2.c,v 2.1.2.1 2006/01/03 09:17:40 markus Exp $
*/
/* GP.c
Bill Brown, USACERL
January 1994
*/
#include <stdlib.h>
#include <string.h>
#include "gis.h"
#include "gstypes.h"
#include "gsget.h"
static int Site_ID[MAX_SITES];
static int Next_site = 0;
/***********************************************************************/
int GP_site_exists(int id)
{
int i, found = 0;
#ifdef TRACE_GP_FUNCS
{
Gs_status("GP_site_exists");
}
#endif
if (NULL == gp_get_site(id)) {
return (0);
}
for (i = 0; i < Next_site && !found; i++) {
if (Site_ID[i] == id) {
found = 1;
}
}
return (found);
}
/***********************************************************************/
int GP_new_site(void)
{
geosite *np;
#ifdef TRACE_GP_FUNCS
{
Gs_status("GP_new_site");
}
#endif
if (Next_site < MAX_SITES) {
np = gp_get_new_site();
gp_set_defaults(np);
Site_ID[Next_site] = np->gsite_id;
++Next_site;
return (np->gsite_id);
}
return (-1);
}
/***********************************************************************/
int GP_num_sites(void)
{
return (gp_num_sites());
}
/***********************************************************************/
/* USER must free!! */
int *GP_get_site_list(int *numsites)
{
int i, *ret;
*numsites = Next_site;
if (Next_site) {
if (NULL == (ret = (int *) malloc(Next_site * sizeof(int)))) {
fprintf(stderr, "can't malloc\n");
return (NULL);
}
for (i = 0; i < Next_site; i++) {
ret[i] = Site_ID[i];
}
return (ret);
}
return (NULL);
}
/***********************************************************************/
int GP_delete_site(int id)
{
int i, j, found = 0;
#ifdef TRACE_GP_FUNCS
{
Gs_status("GP_delete_site");
}
#endif
if (GP_site_exists(id)) {
gp_delete_site(id);
for (i = 0; i < Next_site && !found; i++) {
if (Site_ID[i] == id) {
found = 1;
for (j = i; j < Next_site; j++) {
Site_ID[j] = Site_ID[j + 1];
}
}
}
if (found) {
--Next_site;
return (1);
}
}
return (-1);
}
/***********************************************************************/
int GP_load_site(int id, char *filename)
{
geosite *gp;
/* check to see if handle already loaded, if so - free before loading new */
/* for now, always load to memory */
/* TODO SOON: load file handle & ready for reading instead of using */
/* memory */
if (NULL == (gp = gp_get_site(id))) {
return (-1);
}
if (gp->points) {
gp_free_sitemem(gp);
}
if (NAME_SIZ > strlen(filename)) {
strcpy(gp->filename, filename);
}
if (gp->points = Gp_load_sites(filename, &(gp->n_sites),
&(gp->has_z), &(gp->has_att))) {
return (1);
}
return (-1);
}
/***********************************************************************/
int GP_get_sitename(int id, char *filename)
{
geosite *gp;
if (NULL == (gp = gp_get_site(id))) {
return (-1);
}
strcpy(filename, gp->filename);
return (1);
}
/***********************************************************************/
int GP_get_sitemode(int id, int *atmod, int *color, int *width, float *size,
int *marker)
{
geosite *gp;
if (NULL == (gp = gp_get_site(id))) {
return (-1);
}
*atmod = gp->attr_mode;
*color = gp->color;
*width = gp->width;
*marker = gp->marker;
*size = gp->size;
return (1);
}
/***********************************************************************/
int GP_set_sitemode(int id, int atmod, int color, int width, float size,
int marker)
{
geosite *gp;
if (NULL == (gp = gp_get_site(id))) {
return (-1);
}
gp->attr_mode = atmod; /* FIX this - probably should be seperate */
gp->color = color;
gp->width = width;
gp->marker = marker;
gp->size = size;
return (1);
}
/***********************************************************************/
/* TODO: make similar routines for attmode_size, attmode_marker (use transform) */
/* return 1 for success, 0 for no attribute info, -1 for bad parameter */
int GP_attmode_color(int id, char *filename)
{
geosite *gp;
if (NULL == (gp = gp_get_site(id))) {
return (-1);
}
if (!gp->has_att) {
return (0);
}
if (Gp_set_color(filename, gp->points)) {
gp->attr_mode = ST_ATT_COLOR;
return (1);
}
return (-1);
}
/***********************************************************************/
int GP_attmode_none(int id)
{
geosite *gp;
if (NULL == (gp = gp_get_site(id))) {
return (-1);
}
gp->attr_mode = ST_ATT_NONE;
return (1);
}
/***********************************************************************/
int GP_set_zmode(int id, int use_z)
{
geosite *gp;
if (NULL == (gp = gp_get_site(id))) {
return (-1);
}
if (use_z) {
if (gp->has_z) {
gp->use_z = 1;
return (1);
}
return (0);
}
gp->use_z = 0;
return (1);
}
/***********************************************************************/
int GP_get_zmode(int id, int *use_z)
{
geosite *gp;
if (NULL == (gp = gp_get_site(id))) {
return (-1);
}
*use_z = gp->use_z;
return (1);
}
/***********************************************************************/
void GP_set_trans(int id, float xtrans, float ytrans, float ztrans)
{
geosite *gp;
#ifdef TRACE_GP_FUNCS
{
Gs_status("GP_set_trans");
}
#endif
gp = gp_get_site(id);
if (gp) {
gp->x_trans = xtrans;
gp->y_trans = ytrans;
gp->z_trans = ztrans;
}
return;
}
/***********************************************************************/
void GP_get_trans(int id, float *xtrans, float *ytrans, float *ztrans)
{
geosite *gp;
#ifdef TRACE_GP_FUNCS
{
Gs_status("GP_get_trans");
}
#endif
gp = gp_get_site(id);
if (gp) {
*xtrans = gp->x_trans;
*ytrans = gp->y_trans;
*ztrans = gp->z_trans;
}
return;
}
/***********************************************************************/
int GP_select_surf(int hp, int hs)
{
geosite *gp;
if (GP_surf_is_selected(hp, hs)) {
return (1);
}
gp = gp_get_site(hp);
if (gp && GS_surf_exists(hs)) {
gp->drape_surf_id[gp->n_surfs] = hs;
gp->n_surfs += 1;
return (1);
}
return (-1);
}
/***********************************************************************/
int GP_unselect_surf(int hp, int hs)
{
geosite *gp;
int i, j;
if (!GP_surf_is_selected(hp, hs)) {
return (1);
}
gp = gp_get_site(hp);
if (gp) {
for (i = 0; i < gp->n_surfs; i++) {
if (gp->drape_surf_id[i] == hs) {
for (j = i; j < gp->n_surfs - 1; j++) {
gp->drape_surf_id[j] = gp->drape_surf_id[j + 1];
}
gp->n_surfs -= 1;
return (1);
}
}
}
return (-1);
}
/***********************************************************************/
int GP_surf_is_selected(int hp, int hs)
{
int i;
geosite *gp;
gp = gp_get_site(hp);
if (gp) {
for (i = 0; i < gp->n_surfs; i++) {
if (hs == gp->drape_surf_id[i]) {
return (1);
}
}
}
return (0);
}
/***********************************************************************/
void GP_draw_site(int id)
{
geosurf *gs;
geosite *gp;
int i;
float n, yo, xo, e;
gp = gp_get_site(id);
GS_get_region(&n, &yo, &xo, &e);
/* kind of sloppy - maybe site files should have an origin, too */
if (gp) {
if (gp->use_z && gp->has_z) {
gpd_3dsite(gp, xo, yo, 0);
}
else {
for (i = 0; i < gp->n_surfs; i++) {
gs = gs_get_surf(gp->drape_surf_id[i]);
if (gs) {
gpd_2dsite(gp, gs, 0);
#ifdef TRACE_GP_FUNCS
fprintf(stderr, "Drawing site %d on Surf %d\n", id,
gp->drape_surf_id[i]);
print_site_fields(gp);
#endif
}
}
}
}
return;
}
/***********************************************************************/
void GP_alldraw_site(void)
{
int id;
for (id = 0; id < Next_site; id++) {
GP_draw_site(Site_ID[id]);
}
return;
}
/***********************************************************************/
int GP_Set_ClientData(int id, void *clientd)
{
geosite *gp;
gp = gp_get_site(id);
if (gp) {
gp->clientdata = clientd;
return (1);
}
return (-1);
}
/***********************************************************************/
void *GP_Get_ClientData(int id)
{
geosite *gp;
gp = gp_get_site(id);
if (gp) {
return (gp->clientdata);
}
return (NULL);
}
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