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MAWarpInputInteractUtils.c
1241 lines (1090 loc) · 28.7 KB
/
MAWarpInputInteractUtils.c
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#if defined(__GNUC__)
#ident "University of Edinburgh $Id$"
#else
static char _MAWarpInputInteractUtils_c[] = "University of Edinburgh $Id$";
#endif
/*!
* \file MAWarpInputInteractUtils.c
* \author Richard Baldock
* \date April 2009
* \version $Id$
* \par
* Address:
* MRC Human Genetics Unit,
* MRC Institute of Genetics and Molecular Medicine,
* University of Edinburgh,
* Western General Hospital,
* Edinburgh, EH4 2XU, UK.
* \par
* Copyright (C), [2012],
* The University Court of the University of Edinburgh,
* Old College, Edinburgh, UK.
*
* 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.
*
* 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., 51 Franklin Street, Fifth Floor,
* Boston, MA 02110-1301, USA.
* \ingroup MAPaint
* \brief
*/
#include <stdio.h>
#include <stdlib.h>
#include <stdarg.h>
#include <string.h>
#include <time.h>
#include <MAPaint.h>
#include <MAWarp.h>
extern WlzErrorNum MAPaintEventRemap(
MAPaintContext context,
MAPaintContextMode mode,
XEvent *event);
WlzDVertex2 warpDisplayTransBack(
WlzDVertex2 vtx,
MAPaintImageWinStruct *winStruct)
{
WlzDVertex2 rtnVtx;
float x, y;
int width, height;
WlzCompoundArray *cobj;
/* initialise with error return */
rtnVtx.vtX = -1;
rtnVtx.vtY = -1;
if( winStruct->obj == NULL ){
rtnVtx.vtX = -1;
rtnVtx.vtY = -1;
return rtnVtx;
}
switch( winStruct->obj->type ){
case WLZ_2D_DOMAINOBJ:
width = winStruct->obj->domain.i->lastkl -
winStruct->obj->domain.i->kol1 + 1;
height = winStruct->obj->domain.i->lastln -
winStruct->obj->domain.i->line1 + 1;
break;
case WLZ_COMPOUND_ARR_1:
case WLZ_COMPOUND_ARR_2:
cobj = (WlzCompoundArray *) winStruct->obj;
if( cobj->n > 0 ){
width = (cobj->o[0])->domain.i->lastkl -
(cobj->o[0])->domain.i->kol1 + 1;
height = (cobj->o[0])->domain.i->lastln -
(cobj->o[0])->domain.i->line1 + 1;
}
else {
rtnVtx.vtX = -1;
rtnVtx.vtY = -1;
return rtnVtx;
}
break;
default:
rtnVtx.vtX = -1;
rtnVtx.vtY = -1;
return rtnVtx;
}
/* the back transform - floating point fashion */
x = vtx.vtX / winStruct->mag;
y = vtx.vtY / winStruct->mag;
switch( winStruct->rot ){
case 0:
rtnVtx.vtX = x;
rtnVtx.vtY = y;
break;
case 1:
rtnVtx.vtX = width - y - 1;
rtnVtx.vtY = x;
break;
case 2:
rtnVtx.vtX = width - x - 1;
rtnVtx.vtY = height - y - 1;
break;
case 3:
rtnVtx.vtX = y;
rtnVtx.vtY = height - x - 1;
break;
}
if( winStruct->transpose ){
rtnVtx.vtX = width - rtnVtx.vtX - 1;
}
return rtnVtx;
}
WlzDVertex2 warpDisplayTransFore(
WlzDVertex2 vtx,
MAPaintImageWinStruct *winStruct)
{
WlzDVertex2 rtnVtx;
float x, y;
int width, height;
WlzCompoundArray *cobj;
/* initialise with error return */
rtnVtx.vtX = -1;
rtnVtx.vtY = -1;
if( winStruct->obj == NULL ){
rtnVtx.vtX = -1;
rtnVtx.vtY = -1;
return rtnVtx;
}
switch( winStruct->obj->type ){
case WLZ_2D_DOMAINOBJ:
width = winStruct->obj->domain.i->lastkl -
winStruct->obj->domain.i->kol1 + 1;
height = winStruct->obj->domain.i->lastln -
winStruct->obj->domain.i->line1 + 1;
break;
case WLZ_COMPOUND_ARR_1:
case WLZ_COMPOUND_ARR_2:
cobj = (WlzCompoundArray *) winStruct->obj;
if( cobj->n > 0 ){
width = (cobj->o[0])->domain.i->lastkl -
(cobj->o[0])->domain.i->kol1 + 1;
height = (cobj->o[0])->domain.i->lastln -
(cobj->o[0])->domain.i->line1 + 1;
}
else {
rtnVtx.vtX = -1;
rtnVtx.vtY = -1;
return rtnVtx;
}
break;
default:
rtnVtx.vtX = -1;
rtnVtx.vtY = -1;
return rtnVtx;
}
width *= winStruct->mag;
height *= winStruct->mag;
/* the foreward transform - floating point fashion */
x = vtx.vtX * winStruct->mag;
y = vtx.vtY * winStruct->mag;
if( winStruct->transpose ){
x = width - x - winStruct->mag;
}
switch( winStruct->rot ){
case 0:
rtnVtx.vtX = x;
rtnVtx.vtY = y;
break;
case 3:
rtnVtx.vtX = height - y - winStruct->mag;
rtnVtx.vtY = x;
break;
case 2:
rtnVtx.vtX = width - x - winStruct->mag;
rtnVtx.vtY = height - y - winStruct->mag;
break;
case 1:
rtnVtx.vtX = y;
rtnVtx.vtY = width - x - winStruct->mag;
break;
}
return rtnVtx;
}
int warpCloseDstVtx(
int x,
int y)
{
int dx, dy, i;
WlzDVertex2 vtx1, vtx2;
int delta;
vtx1.vtX = x;
vtx1.vtY = y;
vtx2 =
warpDisplayTransBack(vtx1, &(warpGlobals.dst));
delta = 4 / warpGlobals.dst.mag;
for(i=0; i < warpGlobals.num_vtxs; i++){
dx = (int) (warpGlobals.dst_vtxs[i].vtX - vtx2.vtX);
dy = (int) (warpGlobals.dst_vtxs[i].vtY - vtx2.vtY);
dx = (dx < 0)?-dx:dx;
dy = (dy < 0)?-dy:dy;
if( (dx < delta) && (dy < delta) ){
return i;
}
}
return -1;
}
int warpCloseSrcVtx(
int x,
int y)
{
int dx, dy, i;
WlzDVertex2 vtx1, vtx2;
int delta;
vtx1.vtX = x;
vtx1.vtY = y;
vtx2 =
warpDisplayTransBack(vtx1, &(warpGlobals.src));
delta = 4 / warpGlobals.src.mag;
for(i=0; i < warpGlobals.num_vtxs; i++){
dx = (int) warpGlobals.src_vtxs[i].vtX - vtx2.vtX;
dy = (int) warpGlobals.src_vtxs[i].vtY - vtx2.vtY;
dx = (dx < 0)?-dx:dx;
dy = (dy < 0)?-dy:dy;
if( (dx < delta) && (dy < delta) ){
return i;
}
}
return -1;
}
void warpIncrGammaCb(
Widget w,
XtPointer client_data,
XtPointer call_data)
{
MAPaintImageWinStruct *winStruct = (MAPaintImageWinStruct *) client_data;
winStruct->gamma *= 1.1;
if( winStruct->gamma > 10.0 ){
winStruct->gamma = 10.0;
}
if( winStruct == &(warpGlobals.ovly) ){
warpSetOvlyXImages(winStruct, 0);
warpSetOvlyXImages(winStruct, 1);
warpSetOvlyXImage(winStruct);
}
else {
warpSetXImage(winStruct);
}
XtCallCallbacks(winStruct->canvas, XmNexposeCallback, call_data);
return;
}
void warpDecrGammaCb(
Widget w,
XtPointer client_data,
XtPointer call_data)
{
MAPaintImageWinStruct *winStruct = (MAPaintImageWinStruct *) client_data;
winStruct->gamma /= 1.1;
if( winStruct->gamma < 0.1 ){
winStruct->gamma = 0.1;
}
if( winStruct == &(warpGlobals.ovly) ){
warpSetOvlyXImages(winStruct, 0);
warpSetOvlyXImages(winStruct, 1);
warpSetOvlyXImage(winStruct);
}
else {
warpSetXImage(winStruct);
}
XtCallCallbacks(winStruct->canvas, XmNexposeCallback, call_data);
return;
}
void warpMixRatioCb(
Widget w,
XtPointer client_data,
XtPointer call_data)
{
MAPaintImageWinStruct *winStruct = (MAPaintImageWinStruct *) client_data;
XmScaleCallbackStruct
*cbs = (XmScaleCallbackStruct *) call_data;
winStruct->mixRatio = cbs->value;
warpSetOvlyXImage(winStruct);
XtCallCallbacks(winStruct->canvas, XmNexposeCallback, NULL);
return;
}
void warpSetOvlyMethodCb(
Widget w,
XtPointer client_data,
XtPointer call_data)
{
MAPaintImageWinStruct *winStruct = &(warpGlobals.ovly);
XmToggleButtonCallbackStruct
*cbs = (XmToggleButtonCallbackStruct *) call_data;
if( cbs->set ){
winStruct->mixType = (MAOverlayMixType) client_data;
warpSetOvlyXImage(winStruct);
XtCallCallbacks(winStruct->canvas, XmNexposeCallback, NULL);
}
return;
}
void warpInvertGreyCb(
Widget w,
XtPointer client_data,
XtPointer call_data)
{
MAPaintImageWinStruct *winStruct = (MAPaintImageWinStruct *) client_data;
/* invert the grey-level image - note this just sets a flag so that the
ximage is the inverse and the original object is unchanged */
winStruct->grey_invert = !winStruct->grey_invert;
if( winStruct == &(warpGlobals.ovly) ){
warpSetOvlyXImages(winStruct, 0);
warpSetOvlyXImages(winStruct, 1);
warpSetOvlyXImage(winStruct);
}
else {
warpSetXImage(winStruct);
}
XtCallCallbacks(winStruct->canvas, XmNexposeCallback, call_data);
return;
}
void warpCanvasMagCb(
Widget w,
XtPointer client_data,
XtPointer call_data)
{
MAPaintImageWinStruct *winStruct = (MAPaintImageWinStruct *) client_data;
XmPushButtonCallbackStruct
*cbs = (XmPushButtonCallbackStruct *) call_data;
if( cbs->event->xbutton.state & (Mod1Mask|Mod2Mask|ControlMask|ShiftMask) ){
if( winStruct->mag > 0.25 ){
winStruct->mag /= 2.0;
}
}
else {
if( winStruct->mag < 8.0 ){
winStruct->mag *= 2.0;
}
}
if( winStruct == &(warpGlobals.ovly) ){
warpSetOvlyXImages(winStruct, 0);
warpSetOvlyXImages(winStruct, 1);
warpSetOvlyXImage(winStruct);
}
else {
warpSetXImage(winStruct);
}
XtCallCallbacks(winStruct->canvas, XmNexposeCallback, call_data);
return;
}
void warpCanvasMagPlusCb(
Widget w,
XtPointer client_data,
XtPointer call_data)
{
MAPaintImageWinStruct *winStruct = (MAPaintImageWinStruct *) client_data;
if( winStruct->mag < 8.0 ){
winStruct->mag *= 2.0;
}
if( winStruct == &(warpGlobals.ovly) ){
warpSetOvlyXImages(winStruct, 0);
warpSetOvlyXImages(winStruct, 1);
warpSetOvlyXImage(winStruct);
}
else {
warpSetXImage(winStruct);
}
XtCallCallbacks(winStruct->canvas, XmNexposeCallback, call_data);
return;
}
void warpCanvasMagMinusCb(
Widget w,
XtPointer client_data,
XtPointer call_data)
{
MAPaintImageWinStruct *winStruct = (MAPaintImageWinStruct *) client_data;
if( winStruct->mag > 0.25 ){
winStruct->mag /= 2.0;
}
if( winStruct == &(warpGlobals.ovly) ){
warpSetOvlyXImages(winStruct, 0);
warpSetOvlyXImages(winStruct, 1);
warpSetOvlyXImage(winStruct);
}
else {
warpSetXImage(winStruct);
}
XtCallCallbacks(winStruct->canvas, XmNexposeCallback, call_data);
return;
}
void warpCanvasRotCb(
Widget w,
XtPointer client_data,
XtPointer call_data)
{
MAPaintImageWinStruct *winStruct = (MAPaintImageWinStruct *) client_data;
XmPushButtonCallbackStruct
*cbs = (XmPushButtonCallbackStruct *) call_data;
if( cbs->event->xbutton.state & Mod1Mask ){
winStruct->rot -= 1;
}
else {
winStruct->rot += 1;
}
while( winStruct->rot < 0 ){
winStruct->rot += 4;
}
winStruct->rot %= 4;
if( winStruct == &(warpGlobals.ovly) ){
warpSetOvlyXImages(winStruct, 0);
warpSetOvlyXImages(winStruct, 1);
warpSetOvlyXImage(winStruct);
}
else {
warpSetXImage(winStruct);
}
XtCallCallbacks(winStruct->canvas, XmNexposeCallback, call_data);
return;
}
void warpCanvasFlipCb(
Widget w,
XtPointer client_data,
XtPointer call_data)
{
MAPaintImageWinStruct *winStruct = (MAPaintImageWinStruct *) client_data;
winStruct->transpose = (winStruct->transpose)?0:1;
if( winStruct == &(warpGlobals.ovly) ){
warpSetOvlyXImages(winStruct, 0);
warpSetOvlyXImages(winStruct, 1);
warpSetOvlyXImage(winStruct);
}
else {
warpSetXImage(winStruct);
}
XtCallCallbacks(winStruct->canvas, XmNexposeCallback, call_data);
return;
}
void warpCanvasResetCb(
Widget w,
XtPointer client_data,
XtPointer call_data)
{
MAPaintImageWinStruct *winStruct = (MAPaintImageWinStruct *) client_data;
winStruct->rot = 0;
winStruct->transpose = 0;
winStruct->mag = 1.0;
if( winStruct == &(warpGlobals.ovly) ){
warpSetOvlyXImages(winStruct, 0);
warpSetOvlyXImages(winStruct, 1);
warpSetOvlyXImage(winStruct);
}
else {
warpSetXImage(winStruct);
}
XtCallCallbacks(winStruct->canvas, XmNexposeCallback, call_data);
return;
}
void warpCanvasMeshCb(
Widget w,
XtPointer client_data,
XtPointer call_data)
{
MAPaintImageWinStruct *winStruct;
XmToggleButtonCallbackStruct
*cbs = (XmToggleButtonCallbackStruct *) call_data;
int winId = (int) client_data;
switch( winId ){
case 0 :
winStruct = &(warpGlobals.dst);
if( cbs->set == True ){
XtAddCallback(winStruct->canvas, XmNexposeCallback,
warpDisplayDstMeshCb, (XtPointer) winStruct);
warpDisplayDstMeshCb(winStruct->canvas,
(XtPointer) winStruct, call_data);
}
else {
XtRemoveCallback(winStruct->canvas, XmNexposeCallback,
warpDisplayDstMeshCb, (XtPointer) winStruct);
warpCanvasExposeCb(w, (XtPointer) winStruct, call_data);
}
break;
case 1 :
winStruct = &(warpGlobals.src);
if( cbs->set == True ){
XtAddCallback(winStruct->canvas, XmNexposeCallback,
warpDisplaySrcMeshCb, (XtPointer) winStruct);
warpDisplaySrcMeshCb(winStruct->canvas,
(XtPointer) winStruct, call_data);
}
else {
XtRemoveCallback(winStruct->canvas, XmNexposeCallback,
warpDisplaySrcMeshCb, (XtPointer) winStruct);
warpCanvasExposeCb(w, (XtPointer) winStruct, call_data);
}
break;
case 2 :
winStruct = &(warpGlobals.ovly);
break;
}
return;
}
static int resetOvlyFlg=0;
void warpDstCanvasInputCb(
Widget widget,
XtPointer client_data,
XtPointer call_data)
{
MAPaintImageWinStruct *winStruct = (MAPaintImageWinStruct *) client_data;
XmDrawingAreaCallbackStruct
*cbs = (XmDrawingAreaCallbackStruct *) call_data;
int vtxIdx;
WlzDVertex2 vtx;
Widget toggle;
Boolean autoUpdateFlg;
int i;
WlzUInt modMask=ShiftMask|ControlMask|LockMask|Mod1Mask|Mod2Mask|
Mod3Mask|Mod4Mask;
/* check there is an image */
if( winStruct->ximage == NULL ){
return;
}
switch( cbs->event->type ){
case ButtonPress:
/* remap the event */
if( MAPaintEventRemap(MAPAINT_WARP_2D_CONTEXT,
MAPAINT_WARP_MODE, cbs->event) != WLZ_ERR_NONE ){
break;
}
vtx.vtX = cbs->event->xbutton.x;
vtx.vtY = cbs->event->xbutton.y;
/* check for any modifiers */
if( cbs->event->xbutton.state & modMask ){
/* check for control only */
if( !(cbs->event->xbutton.state & (modMask & ~ControlMask)) ){
WlzFVertex2 start, *rect;
switch( cbs->event->xbutton.button ){
case Button1:
/* get a rectangle - this will capture the release
event */
start.vtX = cbs->event->xbutton.x;
start.vtY = cbs->event->xbutton.y;
if((rect = HGU_XGetRect(XtDisplay(widget),
XtWindow(widget),
HGU_XNoConfirmMask,
NULL, &start))){
/* loop through source vertices to check for selection */
rect[1].vtX += rect[0].vtX;
rect[1].vtY += rect[0].vtY;
for(i=0; i < warpGlobals.num_vtxs; i++){
vtx = warpDisplayTransFore(warpGlobals.dst_vtxs[i],
&(warpGlobals.dst));
if((vtx.vtX >= rect[0].vtX) &&
(vtx.vtX <= rect[1].vtX) &&
(vtx.vtY >= rect[0].vtY) &&
(vtx.vtY <= rect[1].vtY)){
warpGlobals.sel_vtxs[i] = 1;
}
else {
warpGlobals.sel_vtxs[i] = 0;
}
}
AlcFree(rect);
}
break;
default:
break;
}
warpDisplayTiePoints();
}
}
else {
/* clear any selected vertices */
for(i=0; i < warpGlobals.num_vtxs; i++){
warpGlobals.sel_vtxs[i] = 0;
}
switch( cbs->event->xbutton.button ){
case Button1:
switch( warpGlobals.tp_state ){
case TP_INACTIVE:
/* set the dst vertex */
if( warpGlobals.num_vtxs < WARP_MAX_NUM_VTXS ){
warpGlobals.dst_vtxs[warpGlobals.num_vtxs] =
warpDisplayTransBack(vtx, &(warpGlobals.dst));
warpGlobals.tp_state = TP_DST_DEFINED;
}
break;
case TP_DST_DEFINED:
/* reset vertex - but not in tp-tracking mode */
warpUndisplayVtx(&(warpGlobals.dst),
warpGlobals.dst_vtxs[warpGlobals.num_vtxs]);
warpGlobals.dst_vtxs[warpGlobals.num_vtxs] =
warpDisplayTransBack(vtx, &(warpGlobals.dst));
break;
case TP_SRC_DEFINED:
/* set vertex, increment number of tie-points */
/* in tp tracking mode could be breaking a track
therefore not allowed */
if( !warpGlobals.tpTrackingFlg ){
warpGlobals.dst_vtxs[warpGlobals.num_vtxs] =
warpDisplayTransBack(vtx, &(warpGlobals.dst));
warpGlobals.tp_state = TP_SELECTED;
warpGlobals.sel_vtx = warpGlobals.num_vtxs;
warpGlobals.num_vtxs++;
resetOvlyFlg = 1;
}
break;
case TP_SELECTED:
/* reset vertex - but not in tp-tracking mode */
if( !warpGlobals.tpTrackingFlg ){
warpUndisplayVtx(&(warpGlobals.dst),
warpGlobals.dst_vtxs[warpGlobals.sel_vtx]);
warpGlobals.dst_vtxs[warpGlobals.sel_vtx] =
warpDisplayTransBack(vtx, &(warpGlobals.dst));
resetOvlyFlg = 1;
}
break;
}
warpDisplayTiePoints();
break;
case Button2:
switch( warpGlobals.tp_state ){
case TP_INACTIVE:
break;
case TP_DST_DEFINED:
/* delete vertex */
warpUndisplayVtx(&(warpGlobals.dst),
warpGlobals.dst_vtxs[warpGlobals.num_vtxs]);
warpGlobals.tp_state = TP_INACTIVE;
break;
case TP_SRC_DEFINED:
break;
case TP_SELECTED:
/* delete vertex */
/* in tp tracking mode can only delete from source window */
if( !warpGlobals.tpTrackingFlg ){
warpUndisplayVtx(&(warpGlobals.dst),
warpGlobals.dst_vtxs[warpGlobals.sel_vtx]);
warpUndisplayVtx(&(warpGlobals.src),
warpGlobals.src_vtxs[warpGlobals.sel_vtx]);
warpGlobals.num_vtxs--;
while( warpGlobals.sel_vtx < warpGlobals.num_vtxs ){
warpGlobals.dst_vtxs[warpGlobals.sel_vtx] =
warpGlobals.dst_vtxs[warpGlobals.sel_vtx + 1];
warpGlobals.src_vtxs[warpGlobals.sel_vtx] =
warpGlobals.src_vtxs[warpGlobals.sel_vtx + 1];
warpGlobals.sel_vtx++;
}
warpGlobals.tp_state = TP_INACTIVE;
resetOvlyFlg = 1;
}
break;
}
warpDisplayTiePoints();
break;
case Button3:
/* if( warpGlobals.dst.popup ){
XmMenuPosition(warpGlobals.dst.popup, &(cbs->event->xbutton));
XtManageChild(warpGlobals.dst.popup);
}*/
break;
}
}
break;
case ButtonRelease:
switch( cbs->event->xbutton.button ){
case Button1:
switch( warpGlobals.tp_state ){
case TP_INACTIVE:
break;
case TP_DST_DEFINED:
break;
case TP_SRC_DEFINED:
break;
case TP_SELECTED:
break;
}
warpDisplayTiePoints();
break;
case Button2:
break;
case Button3:
break;
}
if((toggle = XtNameToWidget(warpGlobals.warp2DInteractDialog,
"*.autoUpdate"))){
XtVaGetValues(toggle, XmNset, &autoUpdateFlg, NULL);
}
else {
autoUpdateFlg = True;
}
if( (autoUpdateFlg == True) && resetOvlyFlg ){
/* update the overlay image and display */
warpSetOvlyObject();
warpSetOvlyXImages(&(warpGlobals.ovly), 1);
warpSetOvlyXImage(&(warpGlobals.ovly));
warpCanvasExposeCb(warpGlobals.ovly.canvas,
(XtPointer) &(warpGlobals.ovly),
call_data);
XtCallCallbacks(warpGlobals.dst.canvas, XmNexposeCallback,
call_data);
/* notify change to the express- and rapid-map bibfile saved resource */
expressMapStatusChange(MA_EXPRESSMAP_STATUS_CHANGED);
}
resetOvlyFlg = 0;
break;
case EnterNotify:
break;
case LeaveNotify:
break;
case MotionNotify:
vtx.vtX = cbs->event->xmotion.x;
vtx.vtY = cbs->event->xmotion.y;
if( cbs->event->xmotion.state & (Button1Mask) ){
switch( warpGlobals.tp_state ){
case TP_INACTIVE:
break;
case TP_DST_DEFINED:
/* reset vertex */
warpUndisplayVtx(&(warpGlobals.dst),
warpGlobals.dst_vtxs[warpGlobals.num_vtxs]);
warpGlobals.dst_vtxs[warpGlobals.num_vtxs] =
warpDisplayTransBack(vtx, &(warpGlobals.dst));
warpDisplayTiePoints();
break;
case TP_SRC_DEFINED:
break;
case TP_SELECTED:
/* reset vertex - but not in tp-tracking moode */
if( !warpGlobals.tpTrackingFlg ){
warpUndisplayVtx(&(warpGlobals.dst),
warpGlobals.dst_vtxs[warpGlobals.sel_vtx]);
warpGlobals.dst_vtxs[warpGlobals.sel_vtx] =
warpDisplayTransBack(vtx, &(warpGlobals.dst));
warpDisplayTiePoints();
resetOvlyFlg = 1;
}
break;
}
}
else {
switch( warpGlobals.tp_state ){
case TP_INACTIVE:
if( (vtxIdx = warpCloseDstVtx(cbs->event->xmotion.x,
cbs->event->xmotion.y)) > -1 ){
warpGlobals.sel_vtx = vtxIdx;
warpGlobals.tp_state = TP_SELECTED;
warpDisplayTiePoints();
}
break;
case TP_DST_DEFINED:
break;
case TP_SRC_DEFINED:
break;
case TP_SELECTED:
if( (vtxIdx = warpCloseDstVtx(cbs->event->xmotion.x,
cbs->event->xmotion.y)) > -1 ){
warpGlobals.sel_vtx = vtxIdx;
warpGlobals.tp_state = TP_SELECTED;
}
else {
warpGlobals.tp_state = TP_INACTIVE;
}
warpDisplayTiePoints();
break;
}
}
break;
case KeyPress:
break;
case KeyRelease:
break;
default:
break;
}
return;
}
void warpSrcCanvasInputCb(
Widget widget,
XtPointer client_data,
XtPointer call_data)
{
MAPaintImageWinStruct *winStruct = (MAPaintImageWinStruct *) client_data;
XmDrawingAreaCallbackStruct
*cbs = (XmDrawingAreaCallbackStruct *) call_data;
int vtxIdx;
WlzDVertex2 vtx;
Widget toggle;
Boolean autoUpdateFlg;
int i;
WlzUInt modMask=ShiftMask|ControlMask|LockMask|Mod1Mask|Mod2Mask|
Mod3Mask|Mod4Mask;
/* check there is and image */
if( winStruct->ximage == NULL ){
return;
}
switch( cbs->event->type ){
case ButtonPress:
/* remap the event */
if( MAPaintEventRemap(MAPAINT_WARP_2D_CONTEXT,
MAPAINT_WARP_MODE, cbs->event) != WLZ_ERR_NONE ){
break;
}
vtx.vtX = cbs->event->xbutton.x;
vtx.vtY = cbs->event->xbutton.y;
/* check for any modifiers */
if( cbs->event->xbutton.state & modMask ){
/* check for shift only */
if( !(cbs->event->xbutton.state & (modMask & ~ShiftMask)) ){
WlzFVertex2 start, *rect;
switch( cbs->event->xbutton.button ){
case Button1:
/* get a rectangle - this will capture the release
event */
start.vtX = cbs->event->xbutton.x;
start.vtY = cbs->event->xbutton.y;
if((rect = HGU_XGetRect(XtDisplay(widget),
XtWindow(widget),
HGU_XNoConfirmMask,
NULL, &start))){
/* loop through source vertices to check for selection */
rect[1].vtX += rect[0].vtX;
rect[1].vtY += rect[0].vtY;
for(i=0; i < warpGlobals.num_vtxs; i++){
vtx = warpDisplayTransFore(warpGlobals.src_vtxs[i],
&(warpGlobals.src));
if((vtx.vtX >= rect[0].vtX) &&
(vtx.vtX <= rect[1].vtX) &&
(vtx.vtY >= rect[0].vtY) &&
(vtx.vtY <= rect[1].vtY)){
warpGlobals.sel_vtxs[i] = 1;
}
else {
warpGlobals.sel_vtxs[i] = 0;
}
}
AlcFree(rect);
}
break;
default:
break;
}
warpDisplayTiePoints();
}
}
else {
/* clear any selected vertices */
for(i=0; i < warpGlobals.num_vtxs; i++){
warpGlobals.sel_vtxs[i] = 0;
}
switch( cbs->event->xbutton.button ){
case Button1:
switch( warpGlobals.tp_state ){
case TP_INACTIVE:
/* set the src vertex - but not in tp tracking mode */
if( !warpGlobals.tpTrackingFlg ){
if( warpGlobals.num_vtxs < WARP_MAX_NUM_VTXS ){
warpGlobals.src_vtxs[warpGlobals.num_vtxs] =
warpDisplayTransBack(vtx, &(warpGlobals.src));
warpGlobals.tp_state = TP_SRC_DEFINED;
}
}
break;
case TP_SRC_DEFINED:
/* reset vertex - but not in tp tracking mode */
if( !warpGlobals.tpTrackingFlg ){
warpUndisplayVtx(&(warpGlobals.src),
warpGlobals.src_vtxs[warpGlobals.num_vtxs]);
warpGlobals.src_vtxs[warpGlobals.num_vtxs] =
warpDisplayTransBack(vtx, &(warpGlobals.src));
}
break;