1,94c1,2 < //////////////////////////////////////////////////////////////////////// < // Name: nodeops.cc < // < // Description: < // < // This file contains all BDE code responsible for controlling node < // operations. The code has been taken from the BDE 1.0 buttondown.cc, < // buttonup.cc and buttonmoved.cc files. < // < // Routines :node_create();node_delete();node_move();node_resize(); < // < // History: < // < // 05/01/93 nlinsky created. < // 08/23/93 hlee modified. < // < // < // $Log: nodeops.cc,v $ < // < // Revision 1.5 1995/12/16 phsia < // The node_create() only needs 2 arguments: event and button_op. No < // need to pass state to addno() because no more six states for nodeshapes. < // < // Revision 1.4 1995/05/13 02:31:59 hcpatel < // Implemented corrected state model for node delete operation. < // < // Revision 1.3 1995/05/11 21:31:23 bbarry < // renamed state SRectaingle to SRectangle to make easier to find < // < // Revision 1.2 1995/04/04 04:41:38 cgopal < // File bde20 and others were fixed so that multiple definitions < // of variables were eliminated. All enumarated types were capitializes and give < // n a prefix. < // < // Arguments to XtAddcallback was casted to the right type. Handler.cc < // was also fixed to use right variables. < // < // Revision 1.16 1994/08/23 01:54:36 lechner < // Eliminated obsolete calls to dirdo and to save("wchen") < // < // Revision 1.15 1994/05/07 23:43:12 dgrant < // In routines node_move() and node_resize() changed calls from < // infomessage to displayMessage. < // < // Revision 1.14 1994/05/07 22:00:27 dgrant < // In routine addattr, made required changes so that HA's would < // work in GENV8. < // < // Revision 1.13 1994/04/23 19:04:25 mtorpey < // Cursons now change at the appropriate times. < // < // Revision 1.12 1994/04/22 21:30:48 mtorpey < // Fixed the last remaining bug in node_resize().. :) < // < // Revision 1.11 1994/04/22 19:37:42 mtorpey < // Fixed on more minor bug in node_resize(). Before if you resized a node, < // it left it highlighted, even though at this point you were in the < // unhighlited state. Now it unhighlites the node < // < // Revision 1.10 1994/04/22 00:48:04 mtorpey < // Fixed delete node and resize node to work according to the new state < // machines, ie. they work right. < // < // Revision 1.9 1994/04/21 21:18:28 mtorpey < // Reduce the function node_create() from 134 lines to 46 lines. < // < // Revision 1.8 1994/04/15 19:30:48 mtorpey < // Replaced all occurances of RosterView with 94sbdeview and all occurances < // of RosterReadView with 94sbdedefaultsView. These reflect the new changes < // made to the bdetest.viewdefs file. < // < // Revision 1.7 1994/04/09 18:14:28 dgrant < // CHGEN ver 6 to ver8 updates. DGrant and TSeeley < // < // Revision 1.6 1994/04/01 01:49:58 namin < // version 8 changes (to make it work for version 6) < // < // Revision 1.5 1994/03/31 19:21:14 namin < // version 8 changes < // < // Revision 1.4 1994/03/12 16:44:39 lking < // Added the include file "prototype.h" which contains all the function < // declarations. Removed all external function declarations from this file. < // < // Revision 1.3 1994/03/11 21:16:59 lking < // Reformatted the header comment to make it more readable. Move rcsid < // below the header comment. Removed all debugging printfs from the file. < // < // Revision 1.2 1994/03/09 18:27:48 jrichard < // Added a rcs log replacement statement to all .cc files as part of the < // header comment. THis places all checkin comments directly into the < // header comment. < // < //////////////////////////////////////////////////////////////////////// --- > > 96,99c4,950 < #ifndef lint < static char rcsid[] = < "$Id: nodeops.cc,v 1.4 1995/05/13 02:31:59 hcpatel Exp $"; < #endif --- > ////////////////////////////////////////////////////////////////////////
> // Name: nodeops.cc
> //
> // Description:
> //
> // This file contains all BDE code responsible for controlling node
> // operations. The code has been taken from the BDE 1.0 buttondown.cc,
> // buttonup.cc and buttonmoved.cc files.
> //
> // Routines :node_create();node_delete();node_move();node_resize();
> //
> // History:
> //
> // 05/01/93 nlinsky created.
> // 08/23/93 hlee modified.
> //
> //
> // $Log: nodeops.cc,v $
> //
> // Revision 1.5 1995/12/16 phsia
> // The node_create() only needs 2 arguments: event and button_op. No
> // need to pass state to addno() because no more six states for nodeshapes.
> //
> // Revision 1.4 1995/05/13 02:31:59 hcpatel
> // Implemented corrected state model for node delete operation.
> //
> // Revision 1.3 1995/05/11 21:31:23 bbarry
> // renamed state SRectaingle to SRectangle to make easier to find
> //
> // Revision 1.2 1995/04/04 04:41:38 cgopal
> // File bde20 and others were fixed so that multiple definitions
> // of variables were eliminated. All enumarated types were capitializes and give
> // n a prefix.
> //
> // Arguments to XtAddcallback was casted to the right type. Handler.cc
> // was also fixed to use right variables.
> //
> // Revision 1.16 1994/08/23 01:54:36 lechner
> // Eliminated obsolete calls to dirdo and to save("wchen")
> //
> // Revision 1.15 1994/05/07 23:43:12 dgrant
> // In routines node_move() and node_resize() changed calls from
> // infomessage to displayMessage.
> //
> // Revision 1.14 1994/05/07 22:00:27 dgrant
> // In routine addattr, made required changes so that HA's would
> // work in GENV8.
> //
> // Revision 1.13 1994/04/23 19:04:25 mtorpey
> // Cursons now change at the appropriate times.
> //
> // Revision 1.12 1994/04/22 21:30:48 mtorpey
> // Fixed the last remaining bug in node_resize().. :)
> //
> // Revision 1.11 1994/04/22 19:37:42 mtorpey
> // Fixed on more minor bug in node_resize(). Before if you resized a node,
> // it left it highlighted, even though at this point you were in the
> // unhighlited state. Now it unhighlites the node
> //
> // Revision 1.10 1994/04/22 00:48:04 mtorpey
> // Fixed delete node and resize node to work according to the new state
> // machines, ie. they work right.
> //
> // Revision 1.9 1994/04/21 21:18:28 mtorpey
> // Reduce the function node_create() from 134 lines to 46 lines.
> //
> // Revision 1.8 1994/04/15 19:30:48 mtorpey
> // Replaced all occurances of RosterView with 94sbdeview and all occurances
> // of RosterReadView with 94sbdedefaultsView. These reflect the new changes
> // made to the bdetest.viewdefs file.
> //
> // Revision 1.7 1994/04/09 18:14:28 dgrant
> // CHGEN ver 6 to ver8 updates. DGrant and TSeeley
> //
> // Revision 1.6 1994/04/01 01:49:58 namin
> // version 8 changes (to make it work for version 6)
> //
> // Revision 1.5 1994/03/31 19:21:14 namin
> // version 8 changes
> //
> // Revision 1.4 1994/03/12 16:44:39 lking
> // Added the include file "prototype.h" which contains all the function
> // declarations. Removed all external function declarations from this file.
> //
> // Revision 1.3 1994/03/11 21:16:59 lking
> // Reformatted the header comment to make it more readable. Move rcsid
> // below the header comment. Removed all debugging printfs from the file.
> //
> // Revision 1.2 1994/03/09 18:27:48 jrichard
> // Added a rcs log replacement statement to all .cc files as part of the
> // header comment. THis places all checkin comments directly into the
> // header comment.
> //
> ////////////////////////////////////////////////////////////////////////
>
> #ifndef lint
> static char rcsid[] =
> "$Id: nodeops.cc,v 1.4 1995/05/13 02:31:59 hcpatel Exp $";
> #endif
>
>
> /********************** System include files *******************************/
> #include <strings.h>
> #include <stdio.h>
> #include <math.h>
> #include <X11/Xlib.h>
> #include <X11/Intrinsic.h>
> #include <X11/StringDefs.h>
> #include <Xm/Xm.h>
> /********************** Program include files ******************************/
> #include "tags.h"
> #include "bde.h"
> #include "graph.h"
> #include "state.h"
> #include "prototype.h"
>
> /********************** Macro defines **************************************/
>
> #ifdef GENV6
> extern "C" {
> void pr_add (char *,char *); /*hlee, should be declared in .h */
>
> char find_view_idx(char *); /*hlee;added this to get rid of
> warning <<implicit declaration*/
> }
> #else
> extern "C" {
> int find_view_idx(char *);
> }
> #endif
>
>
> extern char new_string[30];
> extern float nx1,nx2,ny1,ny2;
>
>
> /********************** Global and external variables **********************/
>
> extern Widget canvas;
> extern float selectedx, selectedy;
> extern Select selected;
> extern float savedx, savedy;
> extern graphobject *currentselection;
> extern Cursor arrow, dot, addcross,question,textCursor,pirate,movehand;
>
> /***************************************************************************
> * Description:
> * node_create performs the node creation operation. It does
> * this based on the button event and other variables passed
> * in to it. All code within this function was lifted from
> * the button*.cc files.
> *
> * Error handling:
> * NONE.
> * Side effects:
> * NONE.
> ***************************************************************************/
>
> void node_create (XButtonEvent *event,
> int button_op) /* BUTTON_UP, BUTTON_DOWN, BUTTON_MOVED */
> {
> float sx, sy;
>
> /* Xlate into world coordinates */
> DCtoWC(event->x, event->y, &sx, &sy);
>
> /* At this point, we are in the Node Create state */
> switch (button_op) {
>
> case BUTTON_DOWN_EVENT:
> topobject->addnode(sx, sy);
> break; /* end of BUTTON_DOWN_EVENT case */
>
> case BUTTON_UP_EVENT:
> break;
>
> case BUTTON_MOVED_EVENT:
> break;
>
> default: /* illegal value for button_op variable */
> //add PostErrorMsg() to handle error message - phsia 12/8/95
> PostErrorMsg(SCnode);
> break;
> }
> }
>
> /***************************************************************************
> * Name:
> * void node_delete(XButtonEvent*, int, node_attributes *, int)
> * Added by:
> * ???
> * Modified by:
> * hcpatel & mmaliset - bdesrc 95sbde
> * A generic selction routine is used for selecting a Node which searches
> * the whole object list till it finds a Node. This routine implements the
> * improved state model suggested by Prof.Lechner.
> * Description:
> * This performs the node deletion operation. It does this based on the
> * button event and other variables passed in to it. (Note that attribute
> * is not actually used for the delete operation. We don't need to know
> * whether the node was a circle or rectangle to delete it.)
> * All code within this function was lifted from the button*.cc files.
> * button_op is one of: BUTTON_UP, BUTTON_DOWN, BUTTON_MOVED
> * Uses:
> * DCtoWC(), Ggroup class method select_HN(widget, int, int),
> * changeCanvasCursor(), changeAttribState(), docut()
> * Side effects:
> * NONE
> ***************************************************************************/
>
>
> void node_delete (XButtonEvent *event,
> int state, /* Canvas State (eventually just NodeCreate)*/
> node_attributes *attribute, /* circle, square, etc. */
> int button_op /* BUTTON_UP, BUTTON_DOWN, BUTTON_MOVED */
> )
> {
> float sx, sy;
> static graphobject *selected_node = NULL;
>
> DCtoWC(event->x, event->y, &sx, &sy);
>
> switch (state) {
> /*
> Note that once the canvas state has been changed to be more
> meaningful, the following state case should eventually
> be replaced by a line of the form "case NodeDelete:"
> */
>
> case SDnode1:
> switch (button_op) {
>
> case BUTTON_DOWN_EVENT:
> topobject->select_HN(canvas, (int)sx, (int)sy);
> selected_node = currentselection;
> if (currentselection != NULL) {
> selected.changeAttribState(SDnode2);
> changeCanvasCursor(pirate);
> }
> break;
>
> case BUTTON_UP_EVENT:
> break;
>
> case BUTTON_MOVED_EVENT:
> break;
> default:
> //add PostErrorMsg() to handle error message - phsia 12/8/95
> PostErrorMsg(SDnode1);
> break;
> }
> break;
>
> case SDnode2:
> switch (button_op) {
>
> case BUTTON_DOWN_EVENT:
> topobject->select_HN(canvas, (int)sx, (int)sy);
> if(currentselection != NULL
> && selected_node == currentselection) {
> docut((Widget) 0,0,0);
> selected.changeAttribState(SDnode1);
> changeCanvasCursor(arrow);
> } else
> selected_node = currentselection;
> break;
>
> case BUTTON_UP_EVENT:
> break;
>
> case BUTTON_MOVED_EVENT:
> break;
> default: /* illegal value for button_op variable */
> //add PostErrorMsg() to handle error message - phsia 12/8/95
> PostErrorMsg(SDnode2);
> break;
> }
> break;
>
> default: /* illegal value for state variable */
> fprintf(stderr, "Out of State in function node_delete.\n");
> fprintf(stderr, "switch on state\n");
> fprintf(stderr, "Report this to Professor Lechner.\n");
> break;
> }
>
> }
> // end void node_delete()
>
>
>
> /***************************************************************************
> * Description:
> * node_move performs the node movement operation. It does
> * this based on the button event and other variables passed
> * in to it. All code within this function was lifted from
> * the button*.cc files. Note that we don't actually use
> * the attribute information (at least for now).
> *
> * Error handling:
> * NONE.
> * Side effects:
> * NONE.
> ***************************************************************************/
>
> void node_move (XButtonEvent *event,
> int state, /* Canvas State (eventually just NodeCreate)*/
> node_attributes *attribute, /* circle, square, etc. */
> int button_op) /* BUTTON_UP, BUTTON_DOWN,BUTTON_MOVED */
> {
>
> float sx, sy;
> #ifdef GENV6
> char *id;
> #else
> hcg_key id;
>
> #endif
> /* Xlate into world coordinates */
> DCtoWC(event->x, event->y, &sx, &sy);
>
> switch (state)
> {
> /*
> Note that once the canvas state has been changed to be more
> meaningful, the following state case should eventually
> be replaced by one line of the form "case NodeMove:"
> */
>
> case SMove:
> /* At this point, we are in the Node Move state */
> switch (button_op) {
>
> case BUTTON_DOWN_EVENT:
> unselect(); /* Unselect any current sel. */
> /* Now get the pointed at */
> topobject->select_HN(canvas, (int)sx, (int)sy);
>
> if (currentselection != 0) {
> #ifdef GENV6
> id = currentselection->getid();
> #else
> id = (hcg_key)currentselection->getid();
> #endif
> pr_find(HN,HNid,id);
> if (HNcurr != NULL) {
> selectedx = sx;
> selectedy = sy;
> savedx = currentselection->getcenterx();
> savedy = currentselection->getcentery();
>
> displayMessage("Drag node to new location\n");
> } else {
> unselect();
> currentselection = 0;
> displayMessage(
> "Link cannot be moved by draging it\n");
> }
> }
>
>
> break;
>
> case BUTTON_UP_EVENT:
> if(currentselection != 0) {
> #ifdef GENV6
> topobject->dorecalc(currentselection->getid());
> #else
> topobject->dorecalc((hcg_key)currentselection->getid());
> #endif
> unselect();
> ReDraw();
> }
> break;
>
> case BUTTON_MOVED_EVENT:
> if(currentselection != 0) {
> /* This is the case for moving symbols */
> currentselection -> highlight(0);
>
> /* Incremental move of bounding box */
> currentselection->setcenterx(savedx + sx - selectedx);
>
> /* Limit movement */
> if (currentselection -> getcenterx() < 0)
> currentselection -> setcenterx(0);
> if (currentselection->getcentery() < 0)
> currentselection -> setcentery(0);
> currentselection->setcentery(savedy + sy - selectedy);
> currentselection -> highlight(1);
> }
> break;
>
> default: /* illegal value for button_op variable */
> //add PostErrorMsg() to handle error message - phsia 12/8/95
> PostErrorMsg(SMove);
> break;
> }
> break;
>
>
> default: /* illegal value for state variable */
> fprintf(stderr, "Out of State in function node_move.\n");
> fprintf(stderr, "switch on state\n");
> fprintf(stderr, "Report this to Professor Lechner.\n");
> break;
> }
>
> }
>
>
> //**************************** Begin ************************************
>
> /***************************************************************************
> * Description:
> * node_resize performs the node resize operation. It does
> * this based on the button event and other variables passed
> * in to it. All code within this function was lifted from
> * the button*.cc files. Note that we don't actually use
> * the attribute information (at least for now).
> *
> * Error handling:
> * NONE.
> * Side effects:
> * NONE.
> ***************************************************************************/
>
> // This procedure is added by bde3
> // Aug,22,93 by Wenchin Chen
> //
>
> void node_resize ( XButtonEvent *event,
> int state, /* Canvas State (eventually just NodeCreate)*/
> node_attributes *attribute, /* circle, square, etc. */
> int button_op) /* BUTTON_UP, BUTTON_DOWN,BUTTON_MOVED */
> {
> /* Stub function, not written yet */
> float sx, sy;
> #ifdef GENV6
> char *id;
> #else
> hcg_key id;
> #endif
> char curr_shape[20];
> float center_x, center_y, radius;
> float temp_x, temp_y, temp_radius;
> float diff_x, diff_y;
> double squares;
> extern int first_time;
> static graphobject *selected_node = NULL;
> static int Resize = 0;
>
> DCtoWC(event->x, event->y, &sx, &sy);
>
> switch (state)
> {
> /* Note that once the canvas state has been changed to be more
> meaningful, the following state case should eventually be
> replaced by a line of the form "case NodeResize:"
> */
>
> case SResize:
> switch (button_op) {
>
> case BUTTON_DOWN_EVENT:
> unselect();
> unselect();
> selection(canvas, (int)sx, (int)sy);
> selected_node = currentselection;
> selected.changeAttribState(SResize_node);
> changeCanvasCursor(movehand);
> Resize = 0;
> break;
>
> case BUTTON_UP_EVENT:
> break;
>
> case BUTTON_MOVED_EVENT:
> break;
>
> default:
> //add PostErrorMsg() to handle error message - phsia 12/8/95
> PostErrorMsg(SResize);
> break;
> }
> break;
>
> case SResize_node:
>
> /* At this point, we are in the NodeResize state */
> switch (button_op) {
>
> case BUTTON_DOWN_EVENT:
>
> unselect();
> selection(canvas, (int)sx, (int)sy);
>
> if (selected_node != currentselection) {
> selected_node = currentselection;
> break;
> }
>
> Resize = 1;
>
>
> if(currentselection != 0){
> #ifdef GENV6
> id = currentselection->getid();
> #else
> id = (hcg_key)currentselection->getid();
> #endif
> pr_find(HN,HNid,id);
>
> if(HNcurr != NULL){
> first_time = TRUE;
> selectedx = sx;
> selectedy = sy;
> savedx = currentselection->getcenterx();
> savedy = currentselection->getcentery();
> displayMessage("Drag the mouse button to resize\n");
> center_x = currentselection->getcenterx();
> center_y = currentselection->getcentery();
> radius = currentselection->getradius();
> }
> else{
> unselect();
> currentselection = 0;
> displayMessage("Node cannot be resized\n");
> }
> }
> break;
>
> case BUTTON_MOVED_EVENT:
> if (Resize == 1)
> doresize ((int)event->x, (int)event->y);
> break;
>
> case BUTTON_UP_EVENT:
> if (selected_node == NULL) {
> selected.changeAttribState(SResize_node);
> changeCanvasCursor(arrow);
> break;
> } else if (Resize == 0)
> break;
>
> selected.changeAttribState(SResize);
> changeCanvasCursor(arrow);
>
> if(currentselection != 0){
> #ifdef GENV6
> id = currentselection->getid();
> #else
> id = (hcg_key)currentselection->getid();
> #endif
> pr_find(HN,HNid,id);
> if(HNcurr == NULL){
> return;
> }
> } else {
> return;
> }
> center_x = currentselection->getcenterx();
> center_y = currentselection->getcentery();
> temp_x = event->x;
> temp_y = event->y;
> diff_x = temp_x - center_x;
> diff_y = temp_y - center_y;
> strcpy(curr_shape, currentselection->getshape());
> if((int)curr_shape[0] == 'C' || (int)curr_shape[0] == 'c'){
> squares = (double)(diff_x * diff_x + diff_y * diff_y);
> temp_radius = (float)sqrt(squares) * 2.0;
> currentselection->setradius(temp_radius,temp_radius);
> }else{
> if(diff_x < 0) diff_x = -diff_x ;
> if(diff_y < 0) diff_y = -diff_y ;
> currentselection->setradius(diff_x*2.0, diff_y*2.0);
> }
> #ifdef GENV6
> topobject->dorecalc(currentselection->getid());
> #else
> topobject->dorecalc((hcg_key)currentselection->getid());
> #endif
> ReDraw();
> first_time = TRUE;
> unselect();
>
> break;
>
> default: /* illegal value for button_op variable */
> fprintf(stderr, "Out of State in function node_resize.\n");
> fprintf(stderr, "switch on state\n");
> fprintf(stderr, "Report this to Professor Lechner.\n");
> break;
> }
> }
> }
>
>
>
> /* Routine: doresize() called by case BUTTON_MOVED_EVENT */
>
> void doresize(int x, int y)
> {
> float curr_x,curr_y,center_x,center_y;
> float temp_x,temp_y,diff_x,diff_y;
> static float last_radius,last_width,last_height;
> double squares;
> #ifdef GENV6
> char *id;
> #else
> hcg_key id;
> #endif
> char curr_shape[20];
> extern int first_time;
>
>
> if(currentselection != 0){
> #ifdef GENV6
> id = currentselection->getid();
> #else
> id = (hcg_key)currentselection->getid();
> #endif
> pr_find(HN,HNid,id);
> if(HNcurr == NULL){
> return;
> }
> curr_x = (float)x;
> curr_y = (float)y;
> temp_x = currentselection->getcenterx();
> temp_y = currentselection->getcentery();
> strcpy( curr_shape, currentselection->getshape());
> if(curr_shape[0] == 'C' || curr_shape[0] == 'c'){
> center_x = currentselection->getcenterx();
> center_y = currentselection->getcentery();
> if(first_time){
> last_radius = currentselection->getradius();
> drawimage(center_x,center_y,last_radius*2.0,
> last_radius*2.0);
> first_time = FALSE;
> } else{
> drawimage(center_x,center_y,last_radius*2.0,
> last_radius*2.0);
> }
> diff_x = curr_x - temp_x;
> diff_y = curr_y - temp_y;
> squares = (double)(diff_x * diff_x + diff_y *
> diff_y);
> last_radius = (float)sqrt(squares);
> drawimage(center_x,center_y,last_radius*2.0,
> last_radius*2.0);
>
> if(diff_x < 0)diff_x = -diff_x;
> if(diff_y < 0)diff_y = -diff_y;
> } else{
> center_x = currentselection->getcenterx();
> center_y = currentselection->getcentery();
> if(first_time){
> last_width = currentselection->getwidth();
> last_height = currentselection->getheight();
> switch(curr_shape[0]){
> case 'E':
> case 'e':
> drawimage(center_x,center_y,last_width*2.0,
> last_height*2.0);
> break;
> case 'R':
> case 'r':
> drawrectangular(center_x,center_y,last_width*2.0,
> last_height*2.0);
> break;
> case 'F':
> case 'f':
> drawfile(center_x,center_y,last_width*2.0,
> last_height*2.0);
> break;
> case 'O':
> case 'o':
> drawoutput(center_x,center_y,last_width*2.0,
> last_height*2.0);
> break;
> case 'I':
> case 'i':
> drawinput(center_x,center_y,last_width*2.0,
> last_height*2.0);
> break;
> default:
> break;
> }
> first_time = FALSE;
> } else{
> switch(curr_shape[0]){
> case 'E':
> case 'e':
> drawimage(center_x,center_y,last_width*2.0,
> last_height*2.0);
> break;
> case 'R':
> case 'r':
> drawrectangular(center_x,center_y,last_width*2.0,
> last_height*2.0);
> break;
> case 'F':
> case 'f':
> drawfile(center_x,center_y,last_width*2.0,
> last_height*2.0);
> break;
> case 'O':
> case 'o':
> drawoutput(center_x,center_y,last_width*2.0,
> last_height*2.0);
> break;
> case 'I':
> case 'i':
> drawinput(center_x,center_y,last_width*2.0,
> last_height*2.0);
> break;
> default:
> break;
> }
> }
> diff_x = curr_x - temp_x;
> diff_y = curr_y - temp_y;
> last_width = diff_x;
> last_height = diff_y;
> if(last_width < 0)last_width = -last_width;
> if(last_height < 0)last_height = -last_height;
> switch(curr_shape[0]){
> case 'E':
> case 'e':
> drawimage(center_x,center_y,last_width*2.0,
> last_height*2.0);
> break;
> case 'R':
> case 'r':
> drawrectangular(center_x,center_y,last_width*2.0,
> last_height*2.0);
> break;
> case 'F':
> case 'f':
> drawfile(center_x,center_y,last_width*2.0,
> last_height*2.0);
> break;
> case 'O':
> case 'o':
> drawoutput(center_x,center_y,last_width*2.0,
> last_height*2.0);
> break;
> case 'I':
> case 'i':
> drawinput(center_x,center_y,last_width*2.0,
> last_height*2.0);
> break;
> default:
> break;
> }
> if(diff_x < 0)diff_x = -diff_x;
> if(diff_y < 0)diff_y = -diff_y;
> }
> }
> }
>
>
>
> //****************************** end ***********************************//
>
>
>
> //this procedure is to add the attribute of a node
> //created by : su93bde2 - hlee 93/08/21
>
>
> void node::addattr(float x, float y)
> {
>
> extern char globalfontname[51];
> extern void trim(char *);
> extern void load_font(char *,GC);
> extern GC copyGC;
> float beginx, beginy,heighttmp,newbeginx=0, newbeginy=0;
> int width,height;
> char *tempid;
>
> #ifdef GENV6
> char temp_pkey[9];
> char temp_buff[256]; /* constant size */
> char *id;
> #else
> hcg_key temp_pkey;
> struct HA *HA_elt;
> hcg_key id;
> #endif
>
> float origin = 0;
>
> void ReDraw();
>
> #ifdef GENV6
> id = currentselection->getid();
> #else
> id = (hcg_key)currentselection->getid();
> #endif
> pr_find(HN,HNid,id);
>
> // The node's default in the network database.
>
> tempid = "DA010009";
>
> #ifdef GENV6
> pr_gen_pkey("94sbdeview", HA, temp_pkey);
> #else
> HA_elt = pr_create(HA);
> #endif
>
> beginx = currentselection->getcenterx()-x;
> beginy = currentselection->getcentery()-y;
> trim(globalfontname);
> load_font(globalfontname,copyGC);
>
>
> getDimensions(new_string,globalfontname,&width,&height);
> heighttmp = height;
>
> child_loop(HN,HA,HAid,HNid)
> {
> newbeginx = HAcurr->txtoffsetx ;
> newbeginy = HAcurr->txtoffsety ;
> origin = HAcurr->HAorigin;
> }
>
> if ( newbeginy != 0 ) {
> beginy = newbeginy - height ;
> beginx = newbeginx;
> }
>
> #ifdef GENV6
>
> sprintf (temp_buff, " %s %s %s %8.4f %8.4f %8.4f %d %d %s %s",
> temp_pkey, cHN->HNid, tempid,
> beginx, beginy,origin,width,height,new_string,globalfontname);
>
> pr_add("94sbdeview",temp_buff);
> #else
> pr_set_int( HA_elt, HAid, temp_pkey ) ;
> pr_set_int( HA_elt, HNid, cHN->HNid ) ;
> pr_set_str( HA_elt, DAid, tempid ) ;
> pr_set_flt( HA_elt, txtoffsetx, beginx ) ;
> pr_set_flt( HA_elt, txtoffsety, beginy ) ;
> pr_set_flt( HA_elt, HAorigin, origin ) ;
> pr_set_int( HA_elt, txtwidth, width ) ;
> pr_set_int( HA_elt, txtheight, height ) ;
> //switch txtfont field with hlabel field. - phsia 11/5/95
> pr_set_str( HA_elt, txtfont, globalfontname ) ;
> pr_set_str( HA_elt, hlabel, new_string ) ;
>
> pr_add( "94sbdeview", HA, HA_elt ) ;
> #endif
>
> ReDraw();
> }
>
>
> //this procedure is to change the attribute of a node
> //created by : su93bde2 - hlee 93/08/21
>
> void node::chgattr(float x, float y)
> {
> extern char globalfontname[51];
> extern GC copyGC;
> float beginx, beginy,heighttmp,newbeginx=0, newbeginy=0;
> int width,height;
> char *tempid;
> #ifdef GENV6
> char temp_pkey[9];
> char temp_buff[256]; /* constant size */
>
> #else
> hcg_key temp_pkey;
> struct HN *HN_elt;
> struct HA *HA_elt;
>
> #endif
> float origin = 0;
>
> void ReDraw();
>
> #ifdef GENV6
> pr_find(HN,HNid,id);
> #else
> pr_find(HN,HNid,pr_get_key(HN_elt,HNid));
> #endif
>
>
> // The node's default in the network database.
>
> tempid = "DA010009";
>
> #ifdef GENV6
> pr_gen_pkey("94sbdeview", HA, temp_pkey);
> #else
> HA_elt = pr_create( HA ) ;
> #endif
>
> beginx = currentselection->getcenterx()-x;
> beginy = currentselection->getcentery()-y;
> trim(globalfontname);
> load_font(globalfontname,copyGC);
>
>
> getDimensions(new_string,globalfontname,&width,&height);
> heighttmp = height;
>
>
> child_loop(HN,HA,HAid,HNid) {
> newbeginx = HAcurr->txtoffsetx ;
> newbeginy = HAcurr->txtoffsety ;
> origin = HAcurr->HAorigin;
> }
>
> if ( newbeginy != 0 ) {
> beginy = newbeginy - height ;
> beginx = newbeginx;
> }
>
> #ifdef GENV6
> sprintf (temp_buff, " %s %s %s %8.4f %8.4f %8.4f %d %d %s %s",
> temp_pkey, cHN->HNid, tempid,
> beginx, beginy,origin,width,height,new_string,globalfontname);
>
> pr_add("94sbdeview",temp_buff);
> #else
> pr_set_int( HA_elt, HAid, temp_pkey ) ;
> pr_set_int( HA_elt, HNid, cHN->HNid ) ;
> pr_set_str( HA_elt, DAid, tempid ) ;
> pr_set_flt( HA_elt, txtoffsetx, beginx ) ;
> pr_set_flt( HA_elt, txtoffsety, beginy ) ;
> pr_set_flt( HA_elt, HAorigin, origin ) ;
> pr_set_int( HA_elt, txtwidth, width ) ;
> pr_set_int( HA_elt, txtheight, height ) ;
> //switch txtfont field with hlabel field. - phsia 11/5/95
> pr_set_str( HA_elt, txtfont, globalfontname ) ;
> pr_set_str( HA_elt, hlabel, new_string ) ;
>
> pr_add( "94sbdeview", HA, HA_elt ) ;
> #endif
>
> ReDraw();
> }
101,947c952,953 < < /********************** System include files *******************************/ < #include < #include < #include < #include < #include < #include < #include < /********************** Program include files ******************************/ < #include "tags.h" < #include "bde.h" < #include "graph.h" < #include "state.h" < #include "prototype.h" < < /********************** Macro defines **************************************/ < < #ifdef GENV6 < extern "C" { < void pr_add (char *,char *); /*hlee, should be declared in .h */ < < char find_view_idx(char *); /*hlee;added this to get rid of < warning <x, event->y, &sx, &sy); < < /* At this point, we are in the Node Create state */ < switch (button_op) { < ANCHORTAG(node_create_BDE) < case BUTTON_DOWN_EVENT: < topobject->addnode(sx, sy); < break; /* end of BUTTON_DOWN_EVENT case */ < ANCHORTAG(node_create_BUE) < case BUTTON_UP_EVENT: < break; < ANCHORTAG(node_create_BME) < case BUTTON_MOVED_EVENT: < break; < < default: /* illegal value for button_op variable */ < //add PostErrorMsg() to handle error message - phsia 12/8/95 < PostErrorMsg(SCnode); < break; < } < } < < /*************************************************************************** < * Name: < * void node_delete(XButtonEvent*, int, node_attributes *, int) < * Added by: < * ??? < * Modified by: < * hcpatel & mmaliset - bdesrc 95sbde < * A generic selction routine is used for selecting a Node which searches < * the whole object list till it finds a Node. This routine implements the < * improved state model suggested by Prof.Lechner. < * Description: < * This performs the node deletion operation. It does this based on the < * button event and other variables passed in to it. (Note that attribute < * is not actually used for the delete operation. We don't need to know < * whether the node was a circle or rectangle to delete it.) < * All code within this function was lifted from the button*.cc files. < * button_op is one of: BUTTON_UP, BUTTON_DOWN, BUTTON_MOVED < * Uses: < * DCtoWC(), Ggroup class method select_HN(widget, int, int), < * changeCanvasCursor(), changeAttribState(), docut() < * Side effects: < * NONE < ***************************************************************************/ < < ANCHORTAG(node_delete) < void node_delete (XButtonEvent *event, < int state, /* Canvas State (eventually just NodeCreate)*/ < node_attributes *attribute, /* circle, square, etc. */ < int button_op /* BUTTON_UP, BUTTON_DOWN, BUTTON_MOVED */ < ) < { < float sx, sy; < static graphobject *selected_node = NULL; < < DCtoWC(event->x, event->y, &sx, &sy); < < switch (state) { < /* < Note that once the canvas state has been changed to be more < meaningful, the following state case should eventually < be replaced by a line of the form "case NodeDelete:" < */ < ANCHORTAG(node_delete_SD1) < case SDnode1: < switch (button_op) { < ANCHORTAG(node_delete_SD1_BDE) < case BUTTON_DOWN_EVENT: < topobject->select_HN(canvas, (int)sx, (int)sy); < selected_node = currentselection; < if (currentselection != NULL) { < selected.changeAttribState(SDnode2); < changeCanvasCursor(pirate); < } < break; < ANCHORTAG(node_delete_SD1_BUE) < case BUTTON_UP_EVENT: < break; < ANCHORTAG(node_delete_SD1_BME) < case BUTTON_MOVED_EVENT: < break; < default: < //add PostErrorMsg() to handle error message - phsia 12/8/95 < PostErrorMsg(SDnode1); < break; < } < break; < ANCHORTAG(node_delete_SD2) < case SDnode2: < switch (button_op) { < ANCHORTAG(node_delete_SD2_BDE) < case BUTTON_DOWN_EVENT: < topobject->select_HN(canvas, (int)sx, (int)sy); < if(currentselection != NULL < && selected_node == currentselection) { < docut((Widget) 0,0,0); < selected.changeAttribState(SDnode1); < changeCanvasCursor(arrow); < } else < selected_node = currentselection; < break; < ANCHORTAG(node_delete_SD2_BUE) < case BUTTON_UP_EVENT: < break; < ANCHORTAG(node_delete_SD2_BME) < case BUTTON_MOVED_EVENT: < break; < default: /* illegal value for button_op variable */ < //add PostErrorMsg() to handle error message - phsia 12/8/95 < PostErrorMsg(SDnode2); < break; < } < break; < < default: /* illegal value for state variable */ < fprintf(stderr, "Out of State in function node_delete.\n"); < fprintf(stderr, "switch on state\n"); < fprintf(stderr, "Report this to Professor Lechner.\n"); < break; < } < < } < // end void node_delete() < < < < /*************************************************************************** < * Description: < * node_move performs the node movement operation. It does < * this based on the button event and other variables passed < * in to it. All code within this function was lifted from < * the button*.cc files. Note that we don't actually use < * the attribute information (at least for now). < * < * Error handling: < * NONE. < * Side effects: < * NONE. < ***************************************************************************/ < ANCHORTAG(node_move) < void node_move (XButtonEvent *event, < int state, /* Canvas State (eventually just NodeCreate)*/ < node_attributes *attribute, /* circle, square, etc. */ < int button_op) /* BUTTON_UP, BUTTON_DOWN,BUTTON_MOVED */ < { < < float sx, sy; < #ifdef GENV6 < char *id; < #else < hcg_key id; < < #endif < /* Xlate into world coordinates */ < DCtoWC(event->x, event->y, &sx, &sy); < < switch (state) < { < /* < Note that once the canvas state has been changed to be more < meaningful, the following state case should eventually < be replaced by one line of the form "case NodeMove:" < */ < ANCHORTAG(node_move_SM) < case SMove: < /* At this point, we are in the Node Move state */ < switch (button_op) { < ANCHORTAG(node_move_SM_BDE) < case BUTTON_DOWN_EVENT: < unselect(); /* Unselect any current sel. */ < /* Now get the pointed at */ < topobject->select_HN(canvas, (int)sx, (int)sy); < < if (currentselection != 0) { < #ifdef GENV6 < id = currentselection->getid(); < #else < id = (hcg_key)currentselection->getid(); < #endif < pr_find(HN,HNid,id); < if (HNcurr != NULL) { < selectedx = sx; < selectedy = sy; < savedx = currentselection->getcenterx(); < savedy = currentselection->getcentery(); < < displayMessage("Drag node to new location\n"); < } else { < unselect(); < currentselection = 0; < displayMessage( < "Link cannot be moved by draging it\n"); < } < } < < < break; < ANCHORTAG(node_move_SM_BUE) < case BUTTON_UP_EVENT: < if(currentselection != 0) { < #ifdef GENV6 < topobject->dorecalc(currentselection->getid()); < #else < topobject->dorecalc((hcg_key)currentselection->getid()); < #endif < unselect(); < ReDraw(); < } < break; < ANCHORTAG(node_move_SM_BME) < case BUTTON_MOVED_EVENT: < if(currentselection != 0) { < /* This is the case for moving symbols */ < currentselection -> highlight(0); < < /* Incremental move of bounding box */ < currentselection->setcenterx(savedx + sx - selectedx); < < /* Limit movement */ < if (currentselection -> getcenterx() < 0) < currentselection -> setcenterx(0); < if (currentselection->getcentery() < 0) < currentselection -> setcentery(0); < currentselection->setcentery(savedy + sy - selectedy); < currentselection -> highlight(1); < } < break; < < default: /* illegal value for button_op variable */ < //add PostErrorMsg() to handle error message - phsia 12/8/95 < PostErrorMsg(SMove); < break; < } < break; < < < default: /* illegal value for state variable */ < fprintf(stderr, "Out of State in function node_move.\n"); < fprintf(stderr, "switch on state\n"); < fprintf(stderr, "Report this to Professor Lechner.\n"); < break; < } < < } < < < //**************************** Begin ************************************ < < /*************************************************************************** < * Description: < * node_resize performs the node resize operation. It does < * this based on the button event and other variables passed < * in to it. All code within this function was lifted from < * the button*.cc files. Note that we don't actually use < * the attribute information (at least for now). < * < * Error handling: < * NONE. < * Side effects: < * NONE. < ***************************************************************************/ < < // This procedure is added by bde3 < // Aug,22,93 by Wenchin Chen < // < ANCHORTAG(node_resize) < void node_resize ( XButtonEvent *event, < int state, /* Canvas State (eventually just NodeCreate)*/ < node_attributes *attribute, /* circle, square, etc. */ < int button_op) /* BUTTON_UP, BUTTON_DOWN,BUTTON_MOVED */ < { < /* Stub function, not written yet */ < float sx, sy; < #ifdef GENV6 < char *id; < #else < hcg_key id; < #endif < char curr_shape[20]; < float center_x, center_y, radius; < float temp_x, temp_y, temp_radius; < float diff_x, diff_y; < double squares; < extern int first_time; < static graphobject *selected_node = NULL; < static int Resize = 0; < < DCtoWC(event->x, event->y, &sx, &sy); < < switch (state) < { < /* Note that once the canvas state has been changed to be more < meaningful, the following state case should eventually be < replaced by a line of the form "case NodeResize:" < */ < ANCHORTAG(node_resize_SR) < case SResize: < switch (button_op) { < ANCHORTAG(node_resize_SR_BDE) < case BUTTON_DOWN_EVENT: < unselect(); < unselect(); < selection(canvas, (int)sx, (int)sy); < selected_node = currentselection; < selected.changeAttribState(SResize_node); < changeCanvasCursor(movehand); < Resize = 0; < break; < ANCHORTAG(node_resize_SR_BUE) < case BUTTON_UP_EVENT: < break; < ANCHORTAG(node_resize_SR_BME) < case BUTTON_MOVED_EVENT: < break; < < default: < //add PostErrorMsg() to handle error message - phsia 12/8/95 < PostErrorMsg(SResize); < break; < } < break; < ANCHORTAG(node_resize_SRn) < case SResize_node: < < /* At this point, we are in the NodeResize state */ < switch (button_op) { < ANCHORTAG(node_resize_SRn_BDE) < case BUTTON_DOWN_EVENT: < < unselect(); < selection(canvas, (int)sx, (int)sy); < < if (selected_node != currentselection) { < selected_node = currentselection; < break; < } < < Resize = 1; < < < if(currentselection != 0){ < #ifdef GENV6 < id = currentselection->getid(); < #else < id = (hcg_key)currentselection->getid(); < #endif < pr_find(HN,HNid,id); < < if(HNcurr != NULL){ < first_time = TRUE; < selectedx = sx; < selectedy = sy; < savedx = currentselection->getcenterx(); < savedy = currentselection->getcentery(); < displayMessage("Drag the mouse button to resize\n"); < center_x = currentselection->getcenterx(); < center_y = currentselection->getcentery(); < radius = currentselection->getradius(); < } < else{ < unselect(); < currentselection = 0; < displayMessage("Node cannot be resized\n"); < } < } < break; < ANCHORTAG(node_resize_SRn_BME) < case BUTTON_MOVED_EVENT: < if (Resize == 1) < LINKTAG(doresize)((int)event->x, (int)event->y); < break; < ANCHORTAG(node_resize_SRn_BUE) < case BUTTON_UP_EVENT: < if (selected_node == NULL) { < selected.changeAttribState(SResize_node); < changeCanvasCursor(arrow); < break; < } else if (Resize == 0) < break; < < selected.changeAttribState(SResize); < changeCanvasCursor(arrow); < < if(currentselection != 0){ < #ifdef GENV6 < id = currentselection->getid(); < #else < id = (hcg_key)currentselection->getid(); < #endif < pr_find(HN,HNid,id); < if(HNcurr == NULL){ < return; < } < } else { < return; < } < center_x = currentselection->getcenterx(); < center_y = currentselection->getcentery(); < temp_x = event->x; < temp_y = event->y; < diff_x = temp_x - center_x; < diff_y = temp_y - center_y; < strcpy(curr_shape, currentselection->getshape()); < if((int)curr_shape[0] == 'C' || (int)curr_shape[0] == 'c'){ < squares = (double)(diff_x * diff_x + diff_y * diff_y); < temp_radius = (float)sqrt(squares) * 2.0; < currentselection->setradius(temp_radius,temp_radius); < }else{ < if(diff_x < 0) diff_x = -diff_x ; < if(diff_y < 0) diff_y = -diff_y ; < currentselection->setradius(diff_x*2.0, diff_y*2.0); < } < #ifdef GENV6 < topobject->dorecalc(currentselection->getid()); < #else < topobject->dorecalc((hcg_key)currentselection->getid()); < #endif < ReDraw(); < first_time = TRUE; < unselect(); < < break; < < default: /* illegal value for button_op variable */ < fprintf(stderr, "Out of State in function node_resize.\n"); < fprintf(stderr, "switch on state\n"); < fprintf(stderr, "Report this to Professor Lechner.\n"); < break; < } < } < } < < < < /* Routine: doresize() called by case BUTTON_MOVED_EVENT */ < ANCHORTAG(doresize) < void doresize(int x, int y) < { < float curr_x,curr_y,center_x,center_y; < float temp_x,temp_y,diff_x,diff_y; < static float last_radius,last_width,last_height; < double squares; < #ifdef GENV6 < char *id; < #else < hcg_key id; < #endif < char curr_shape[20]; < extern int first_time; < < < if(currentselection != 0){ < #ifdef GENV6 < id = currentselection->getid(); < #else < id = (hcg_key)currentselection->getid(); < #endif < pr_find(HN,HNid,id); < if(HNcurr == NULL){ < return; < } < curr_x = (float)x; < curr_y = (float)y; < temp_x = currentselection->getcenterx(); < temp_y = currentselection->getcentery(); < strcpy( curr_shape, currentselection->getshape()); < if(curr_shape[0] == 'C' || curr_shape[0] == 'c'){ < center_x = currentselection->getcenterx(); < center_y = currentselection->getcentery(); < if(first_time){ < last_radius = currentselection->getradius(); < drawimage(center_x,center_y,last_radius*2.0, < last_radius*2.0); < first_time = FALSE; < } else{ < drawimage(center_x,center_y,last_radius*2.0, < last_radius*2.0); < } < diff_x = curr_x - temp_x; < diff_y = curr_y - temp_y; < squares = (double)(diff_x * diff_x + diff_y * < diff_y); < last_radius = (float)sqrt(squares); < drawimage(center_x,center_y,last_radius*2.0, < last_radius*2.0); < < if(diff_x < 0)diff_x = -diff_x; < if(diff_y < 0)diff_y = -diff_y; < } else{ < center_x = currentselection->getcenterx(); < center_y = currentselection->getcentery(); < if(first_time){ < last_width = currentselection->getwidth(); < last_height = currentselection->getheight(); < switch(curr_shape[0]){ < case 'E': < case 'e': < drawimage(center_x,center_y,last_width*2.0, < last_height*2.0); < break; < case 'R': < case 'r': < drawrectangular(center_x,center_y,last_width*2.0, < last_height*2.0); < break; < case 'F': < case 'f': < drawfile(center_x,center_y,last_width*2.0, < last_height*2.0); < break; < case 'O': < case 'o': < drawoutput(center_x,center_y,last_width*2.0, < last_height*2.0); < break; < case 'I': < case 'i': < drawinput(center_x,center_y,last_width*2.0, < last_height*2.0); < break; < default: < break; < } < first_time = FALSE; < } else{ < switch(curr_shape[0]){ < case 'E': < case 'e': < drawimage(center_x,center_y,last_width*2.0, < last_height*2.0); < break; < case 'R': < case 'r': < drawrectangular(center_x,center_y,last_width*2.0, < last_height*2.0); < break; < case 'F': < case 'f': < drawfile(center_x,center_y,last_width*2.0, < last_height*2.0); < break; < case 'O': < case 'o': < drawoutput(center_x,center_y,last_width*2.0, < last_height*2.0); < break; < case 'I': < case 'i': < drawinput(center_x,center_y,last_width*2.0, < last_height*2.0); < break; < default: < break; < } < } < diff_x = curr_x - temp_x; < diff_y = curr_y - temp_y; < last_width = diff_x; < last_height = diff_y; < if(last_width < 0)last_width = -last_width; < if(last_height < 0)last_height = -last_height; < switch(curr_shape[0]){ < case 'E': < case 'e': < drawimage(center_x,center_y,last_width*2.0, < last_height*2.0); < break; < case 'R': < case 'r': < drawrectangular(center_x,center_y,last_width*2.0, < last_height*2.0); < break; < case 'F': < case 'f': < drawfile(center_x,center_y,last_width*2.0, < last_height*2.0); < break; < case 'O': < case 'o': < drawoutput(center_x,center_y,last_width*2.0, < last_height*2.0); < break; < case 'I': < case 'i': < drawinput(center_x,center_y,last_width*2.0, < last_height*2.0); < break; < default: < break; < } < if(diff_x < 0)diff_x = -diff_x; < if(diff_y < 0)diff_y = -diff_y; < } < } < } < < < < //****************************** end ***********************************// < < < < //this procedure is to add the attribute of a node < //created by : su93bde2 - hlee 93/08/21 < < ANCHORTAG(node::addattr) < void node::addattr(float x, float y) < { < < extern char globalfontname[51]; < extern void trim(char *); < extern void load_font(char *,GC); < extern GC copyGC; < float beginx, beginy,heighttmp,newbeginx=0, newbeginy=0; < int width,height; < char *tempid; < < #ifdef GENV6 < char temp_pkey[9]; < char temp_buff[256]; /* constant size */ < char *id; < #else < hcg_key temp_pkey; < struct HA *HA_elt; < hcg_key id; < #endif < < float origin = 0; < < void ReDraw(); < < #ifdef GENV6 < id = currentselection->getid(); < #else < id = (hcg_key)currentselection->getid(); < #endif < pr_find(HN,HNid,id); < < // The node's default in the network database. < < tempid = "DA010009"; < < #ifdef GENV6 < pr_gen_pkey("94sbdeview", HA, temp_pkey); < #else < HA_elt = pr_create(HA); < #endif < < beginx = currentselection->getcenterx()-x; < beginy = currentselection->getcentery()-y; < trim(globalfontname); < load_font(globalfontname,copyGC); < < < getDimensions(new_string,globalfontname,&width,&height); < heighttmp = height; < < child_loop(HN,HA,HAid,HNid) < { < newbeginx = HAcurr->txtoffsetx ; < newbeginy = HAcurr->txtoffsety ; < origin = HAcurr->HAorigin; < } < < if ( newbeginy != 0 ) { < beginy = newbeginy - height ; < beginx = newbeginx; < } < < #ifdef GENV6 < < sprintf (temp_buff, " %s %s %s %8.4f %8.4f %8.4f %d %d %s %s", < temp_pkey, cHN->HNid, tempid, < beginx, beginy,origin,width,height,new_string,globalfontname); < < pr_add("94sbdeview",temp_buff); < #else < pr_set_int( HA_elt, HAid, temp_pkey ) ; < pr_set_int( HA_elt, HNid, cHN->HNid ) ; < pr_set_str( HA_elt, DAid, tempid ) ; < pr_set_flt( HA_elt, txtoffsetx, beginx ) ; < pr_set_flt( HA_elt, txtoffsety, beginy ) ; < pr_set_flt( HA_elt, HAorigin, origin ) ; < pr_set_int( HA_elt, txtwidth, width ) ; < pr_set_int( HA_elt, txtheight, height ) ; < //switch txtfont field with hlabel field. - phsia 11/5/95 < pr_set_str( HA_elt, txtfont, globalfontname ) ; < pr_set_str( HA_elt, hlabel, new_string ) ; < < pr_add( "94sbdeview", HA, HA_elt ) ; < #endif < < ReDraw(); < } < < < //this procedure is to change the attribute of a node < //created by : su93bde2 - hlee 93/08/21 < ANCHORTAG(node::chgattr) < void node::chgattr(float x, float y) < { < extern char globalfontname[51]; < extern GC copyGC; < float beginx, beginy,heighttmp,newbeginx=0, newbeginy=0; < int width,height; < char *tempid; < #ifdef GENV6 < char temp_pkey[9]; < char temp_buff[256]; /* constant size */ < < #else < hcg_key temp_pkey; < struct HN *HN_elt; < struct HA *HA_elt; < < #endif < float origin = 0; < < void ReDraw(); < < #ifdef GENV6 < pr_find(HN,HNid,id); < #else < pr_find(HN,HNid,pr_get_key(HN_elt,HNid)); < #endif < < < // The node's default in the network database. < < tempid = "DA010009"; < < #ifdef GENV6 < pr_gen_pkey("94sbdeview", HA, temp_pkey); < #else < HA_elt = pr_create( HA ) ; < #endif < < beginx = currentselection->getcenterx()-x; < beginy = currentselection->getcentery()-y; < trim(globalfontname); < load_font(globalfontname,copyGC); < < < getDimensions(new_string,globalfontname,&width,&height); < heighttmp = height; < < < child_loop(HN,HA,HAid,HNid) { < newbeginx = HAcurr->txtoffsetx ; < newbeginy = HAcurr->txtoffsety ; < origin = HAcurr->HAorigin; < } < < if ( newbeginy != 0 ) { < beginy = newbeginy - height ; < beginx = newbeginx; < } < < #ifdef GENV6 < sprintf (temp_buff, " %s %s %s %8.4f %8.4f %8.4f %d %d %s %s", < temp_pkey, cHN->HNid, tempid, < beginx, beginy,origin,width,height,new_string,globalfontname); < < pr_add("94sbdeview",temp_buff); < #else < pr_set_int( HA_elt, HAid, temp_pkey ) ; < pr_set_int( HA_elt, HNid, cHN->HNid ) ; < pr_set_str( HA_elt, DAid, tempid ) ; < pr_set_flt( HA_elt, txtoffsetx, beginx ) ; < pr_set_flt( HA_elt, txtoffsety, beginy ) ; < pr_set_flt( HA_elt, HAorigin, origin ) ; < pr_set_int( HA_elt, txtwidth, width ) ; < pr_set_int( HA_elt, txtheight, height ) ; < //switch txtfont field with hlabel field. - phsia 11/5/95 < pr_set_str( HA_elt, txtfont, globalfontname ) ; < pr_set_str( HA_elt, hlabel, new_string ) ; < < pr_add( "94sbdeview", HA, HA_elt ) ; < #endif < < ReDraw(); < } --- > >