source: trunk/src/mouse_down.m @ 625

Last change on this file since 625 was 625, checked in by sommeria, 8 years ago

system of object creation by mouse ilmproved

File size: 24.8 KB
Line 
1%'mouse_down': function activated when the mouse button is pressed on a figure (callback for 'WindowButtonDownFcn'
2%--------------------------------------------------------------
3% xy=mouse_down(hObject,eventdata)
4% activated by the command:
5% set(hObject,'WindowButtonDownFcn',{'mouse_down'}),
6% where hObject is the handle of the figure
7%
8%AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA
9%  Copyright Joel Sommeria, 2008, LEGI / CNRS-UJF-INPG, sommeria@coriolis-legi.org.
10%AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA
11%     This file is part of the toolbox UVMAT.
12%
13%     UVMAT is free software; you can redistribute it and/or modify
14%     it under the terms of the GNU General Public License as published by
15%     the Free Software Foundation; either version 2 of the License, or
16%     (at your option) any later version.
17%
18%     UVMAT is distributed in the hope that it will be useful,
19%     but WITHOUT ANY WARRANTY; without even the implied warranty of
20%     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
21%     GNU General Public License (file UVMAT/COPYING.txt) for more details.
22%AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA
23
24function xy=mouse_down(hObject,eventdata)
25
26%% look for parameters set by the current figure (handle=input parameter hObject)
27AxeData=[];%default data stored on the current axes
28FigData=get(hObject,'UserData'); %default data stored on the current object
29if ishandle(FigData)% case of a zoom plot, the handle of the parent rectangle is stored in UserData, its parent is the plotting axes of the rectangle
30    hCurrentGUI=get(get(FigData,'parent'),'parent');%handle of the current GUI: zoom plot
31else
32    hCurrentGUI=hObject; % handle of the current GUI: usual plot
33end
34hhCurrentGUI=guidata(hCurrentGUI);% tags of the children of the current GUI
35CheckZoom=0;
36if isfield(hhCurrentGUI,'CheckZoom') && get(hhCurrentGUI.CheckZoom,'Value');%test for zoom action, first priority
37    CheckZoom=1;
38end
39test_piv=isfield(FigData,'CivHandle');
40set(hCurrentGUI,'Units','pixels')
41GUI_pos=get(hCurrentGUI,'Position');%position of the GUI series on the screen (in pixels), used to position message boxes
42set(hCurrentGUI,'Units','normalized')% back to current unit for fig position
43
44%% determine the currently selected items
45hcurrentobject=gco;% current object handle (selected by the mouse)
46CurrentGUI_tag=get(hCurrentGUI,'Tag');
47obj_tag=get(gco,'Tag');%tag of the currently selected object
48xy=[];%default
49xy_fig=get(hObject,'CurrentPoint');% current point of the current figure (gcbo)
50haxes=[];
51
52%% look for parameters set by the GUI uvmat
53test_ruler=0;
54test_edit=0;
55test_create=0;
56huvmat=findobj(allchild(0),'tag','uvmat');%find the uvmat interface handle which controls the option of  mouse action
57if ~isempty(huvmat)
58    hhuvmat=guidata(huvmat);%handles of elements in uvmat
59    UvData=get(huvmat,'UserData');
60    test_ruler=isequal(get(hhuvmat.MenuRuler,'checked'),'on');%test for ruler  action, second priority;
61    test_edit=get(hhuvmat.edit_object,'Value')&& (isequal(obj_tag,'proj_object')||isequal(obj_tag,'DeformPoint'));%test for object editing, third priority
62    hset_object=findobj(allchild(0),'tag','set_object');
63    if ~isempty(hset_object)
64        hPLOT=findobj(hset_object,'tag','PLOT');
65        test_create=strcmp(get(hPLOT,'enable'),'on') &&~get(hhuvmat.edit_object,'Value');% create new object if set_object is in mode enable and uvmat not in mode 'edit_object'
66    end
67    test_edit_vect=get(hhuvmat.edit_vect,'Value') && ~test_create && ~(isequal(obj_tag,'proj_object')||isequal(obj_tag,'DeformPoint')) ;%test for vector editing,  priority 4
68    test_cal=isequal(get(hhuvmat.MenuCalib,'checked'),'on');% test for calibration
69    if test_cal% test for calibration popints,  priority 6
70        h_calib=findobj(allchild(0),'tag','geometry_calib');
71        if isempty(h_calib)
72            test_cal=0;
73            set(hhuvmat.MenuCalib,'checked','off');% test for calibration off
74        else
75            hh_calib=guidata(h_calib);
76            test_cal=get(hh_calib.edit_append,'Value');
77        end
78    end
79end
80
81%% loop on all the objects in the current figure (selected by the last mouse click)
82hchildren=get(hObject,'Children');%handles of all objects in the current figure
83check_visible=strcmp(get(hchildren,'Visible'),'on')& ~strcmp(get(hchildren,'Type'),'uimenu');% if visible='on', =0 otherwise
84hchildren=hchildren(check_visible); %keep only the visible children
85set(hchildren,'Units','normalized');
86PosChildren=get(hchildren,'Position');% set of object positions
87if iscell(PosChildren)% only one child
88    PosLength=cellfun('length',PosChildren);% set of vector lengths for object positions
89    hchildren=hchildren(PosLength==4);% keep only objects with position defined by a 4 element vector
90    PosChildren=cell2mat(PosChildren(PosLength==4));% convert cells to matrix of positions
91end
92if size(PosChildren,2)~=4
93    return
94end
95xy_fig_mat=ones(size(PosChildren,1),1)*xy_fig;% mouse position set to a matrix
96check_pos=xy_fig_mat >= PosChildren(:,1:2) & xy_fig_mat <= PosChildren(:,1:2)+PosChildren(:,3:4);% compare object to mouse position
97ind_object=find(check_pos(:,1) & check_pos(:,2),1);% select the index of the (first) object under the mouse
98hchild=hchildren(ind_object);% corresponding object handle
99if ~isempty(hchild)
100    htype=get(hchild,'Type');%type of object child of the current figure
101    switch htype
102        %if the mouse is over an axis, look at the data
103        case 'axes'
104            haxes=hchild;
105            xy=get(hchild,'CurrentPoint');%xy(1,1),xy(1,2): current x,y positions in axes coordinates
106            AxeData=get(hchild,'UserData');% data attached to the axis
107%             if isfield(AxeData,'ObjectCoord') && size(AxeData.ProjObjectCoord,2)==3
108%                 xy(1,3)=AxeData.ProjObjectCoord(1,3); % z coordinate of the mouse: to generalise ...
109%             else
110%                 xy(1,3)=0; % z coordinate set to 0 by default
111%             end
112            AxeData.CurrentOrigin=xy(1,1:2);% The current point set by the mouse becomes the current origin
113           
114            if test_edit_vect
115                ivec=[];
116                FigData=get(hCurrentGUI,'UserData');
117                tagaxes=get(hchild,'tag');
118                if isfield(FigData,tagaxes)
119                    Field=FigData.(tagaxes);
120                    [CellVarIndex,NbDim,VarType]=find_field_cells(Field);%analyse the physical fields contained in Field
121                    for icell=1:numel(CellVarIndex)%look for all physical fields
122                        if NbDim(icell)==2 % select 2D field
123                            if  isfield(Field,'CoordMesh') && ~isempty(Field.CoordMesh)&& ~isempty(VarType{icell}.coord_x) && ~isempty(VarType{icell}.coord_y)%case of unstructured data
124                                X=Field.(Field.ListVarName{VarType{icell}.coord_x});
125                                Y=Field.(Field.ListVarName{VarType{icell}.coord_y});
126                                flag_vec=(X<(xy(1,1)+Field.CoordMesh/4) & X>(xy(1,1)-Field.CoordMesh/4)) & ...%flagx=1 for the vectors with x position selected by the mouse
127                                    (Y<(xy(1,2)+Field.CoordMesh/4) & Y>(xy(1,2)-Field.CoordMesh/4));%f
128                                ivec=find(flag_vec,1);% search the (first) selected vector index ivec
129                            end
130                        end
131                    end
132                end
133            end
134            %break% leave the loop once an axes has been selected
135           
136            %if the mouse is over a uicontrol, with right mouse button activated, duplicate the display in an editable  zoom window
137        case 'uicontrol'
138            if isequal(get(hObject,'SelectionType'),'alt') %% && ~isequal(get(hchild,'tag'),'frame_object')
139                obj_pos=PosChildren(ind_object,:);
140                msg_pos(1:2)=GUI_pos(1:2)+obj_pos(1:2).*GUI_pos(3:4);
141                display_str=get(hchild,'TooltipString');
142                msgbox_uvmat(['uicontrol: ' get(hchild,'Tag')],display_str,get(hchild,'String'),msg_pos);
143                return %leave the function once a uicontrol has been selected
144            end
145           
146            %if the mouse is over a uipanel, look at the children of the uipanel
147        case 'uipanel'
148            if isequal(get(hObject,'SelectionType'),'alt')
149                panel_pos=PosChildren(ind_object,:);%position of the panel
150                hhchildren=get(hchild,'Children');%handles of all objects in the selected panel
151                check_visible=strcmp(get(hhchildren,'Visible'),'on');%=1 if visible='on', =0 otherwise
152                hhchildren=hhchildren(check_visible); %keep only the visible children
153               
154                PosChildren=get(hhchildren,'Position');
155                PosLength=cellfun('length',PosChildren);
156                hhchildren=hhchildren(PosLength==4);% keep only object with position defined by a 4 element vector
157                PosChildren=cell2mat(PosChildren(PosLength==4));% transform cell array to a matrix of positions
158                xy_panel=(xy_fig-panel_pos(1:2))./panel_pos(3:4);% mouse position relative to the panel
159                xy_panel_mat=ones(size(PosChildren,1),1)*xy_panel;% mouse position on the figure transformed to a matrix
160                check_pos=xy_panel_mat >= PosChildren(:,1:2) & xy_panel_mat <= PosChildren(:,1:2)+PosChildren(:,3:4);% compare object to mouse position
161                ind_object=find(check_pos(:,1) & check_pos(:,2),1);% select the index of the (first) object under the mouse
162                if ~isempty(ind_object)
163                    hhchild=hhchildren(ind_object);% corresponding object handle
164                    if strcmp(get(hhchild,'Type'),'uicontrol')
165                        msg_pos=GUI_pos(1:2)+panel_pos(1:2).*GUI_pos(3:4)+PosChildren(ind_object,1:2).*panel_pos(3:4).*GUI_pos(3:4);
166                        display_str=get(hhchild,'TooltipString');
167                        msgbox_uvmat(['uicontrol: ' get(hhchild,'Tag')],display_str,get(hhchild,'String'),msg_pos);
168                    end
169                end
170            end
171            %   return %leave the function once a uicontrol has been selected
172    end
173end
174
175%% delete the current zoom rectangle
176% if isfield(AxeData,'CurrentRectZoom') && ~isempty(AxeData.CurrentRectZoom) && ishandle(AxeData.CurrentRectZoom)
177%     delete(AxeData.CurrentRectZoom)
178%     AxeData.CurrentRectZoom=[];
179% end
180
181%% zoom has first priority, stop here
182if CheckZoom
183    return
184end
185
186%% creation of a zoom subfig
187if isfield(hhCurrentGUI,'CheckZoomFig') && get(hhCurrentGUI.CheckZoomFig,'Value')
188    AxeData.Drawing='zoom'; %initiate drawing mode
189    AxeData.CurrentObject=[];%unselect objects
190    set(hchild,'UserData',AxeData);
191    return
192end
193
194if isempty(huvmat)%further options require the uvmat GUI
195    return
196end
197
198%% ruler has second priority
199if test_ruler && ~isempty(xy)
200    AxeData.RulerCoord(1,1:2)=xy(1,1:2);
201    AxeData.RulerHandle=line([xy(1,1) xy(1,1)],[xy(1,2) xy(1,2)],'Color','m','Tag','ruler');
202    AxeData.Drawing='ruler';
203    set(hchild,'UserData',AxeData);
204    return
205end
206
207%% PIV test
208if test_piv
209    figure
210    newaxes=axes;
211    copyobj(AxeData.CurrentCorrImage,newaxes);
212    set(newaxes,'CLim',[0 1])
213    copyobj(AxeData.CurrentVector,newaxes)
214    copyobj(AxeData.TitleHandle,newaxes)
215    colorbar
216end
217
218%% desable  object creation and vector editing if NbDim different from 2
219if ~(isfield(AxeData,'NbDim') && isequal(AxeData.NbDim,2))
220    test_create=0;
221    test_edit_vect=0;
222end
223
224%% selection of an existing projection object (third priority)
225if  test_edit
226    if ~(isfield(AxeData,'Drawing') && isequal(AxeData.Drawing,'create'))
227        userdata=get(hcurrentobject,'UserData');
228        if ishandle(userdata)%the selected line depends on a parent line
229            AxeData.CurrentObject=userdata;% the parent object becomes the current one
230        else
231            AxeData.CurrentObject=hcurrentobject;% the selected object becomes the current one
232        end
233        ObjectData=get(AxeData.CurrentObject,'UserData');
234        if isfield(ObjectData,'IndexObj')
235            hother=findobj('Tag','proj_object','Type','line');%find all the proj objects
236            set(hother,'Color','b');%reset all the proj objects in 'blue' by default
237            set(hother,'Selected','off')
238            hother=findobj('Tag','proj_object','Type','rectangle');
239            set(hother,'EdgeColor','b');
240            set(hother,'Selected','off');
241            hother=findobj('Tag','proj_object','Type','image');
242            for iobj=1:length(hother)
243                   Acolor=get(hother(iobj),'CData');
244                   Acolor(:,:,1)=zeros(size(Acolor,1),size(Acolor,2));
245                   set(hother(iobj),'CData',Acolor);
246            end
247            hother=findobj('Tag','DeformPoint');
248            set(hother,'Color','b');
249            set(hother,'Selected','off')   
250            if isequal(get(AxeData.CurrentObject,'Type'),'line')
251                set(AxeData.CurrentObject,'Color','m'); %set the selected object to magenta color
252            elseif isequal(get(AxeData.CurrentObject,'Type'),'rectangle')
253                 set(AxeData.CurrentObject,'EdgeColor','m'); %set the selected object to magenta color
254            end
255            if isfield(ObjectData,'SubObject')& ishandle(ObjectData.SubObject)
256                for iobj=1:length(ObjectData.SubObject)
257                    hsub=ObjectData.SubObject(iobj);
258                    if isequal(get(hsub,'Type'),'rectangle')
259                        set(hsub,'EdgeColor','m'); %set the selected object to magenta color
260                    elseif isequal(get(hsub,'Type'),'image')
261                       Acolor=get(hsub,'CData');
262                       Acolor(:,:,1)=Acolor(:,:,3);
263                       set(hsub,'CData',Acolor);
264                    else
265                        set(hsub,'Color','m')
266                    end
267                end
268            end
269            if isequal(obj_tag,'DeformPoint')
270                 set(hcurrentobject,'Color','m'); %set the selected DeformPoint to magenta color
271            end
272            IndexObj=ObjectData.IndexObj;
273                    %indicate on the list of the GUI uvmat which object has been selected
274            if strcmp(get(hCurrentGUI,'tag'),'uvmat') %if the uvmat graph has been selected, object projection is on the other frame view_field
275%                 IndexObj=get(hhuvmat.ListObject,'Value');
276%                 if IndexObj>IndexObj_old(1)
277%                     IndexObj=[IndexObj_old(1) IndexObj];
278%                 else
279%                     IndexObj=[1 IndexObj];
280%                 end
281                set(hhuvmat.ListObject,'Value',IndexObj);
282%                 set(hhuvmat.ListObject,'UserData',IndexObj);
283            else
284                set(hhuvmat.ListObject_1,'Value',IndexObj);
285                list_str=get(hhuvmat.ListObject_1,'String');
286                UvData.ProjObject{IndexObj}.Name=list_str{IndexObj};
287            end
288%             h_set_object=findobj(allchild(0),'Tag','set_object');
289%             if ~isempty(h_set_object)
290%                 delete(h_set_object)
291%             end
292            set_object(UvData.ProjObject{IndexObj})
293            axes(hchild);%set back the current axes haxes
294            testdeform=0;
295            set(gcbo,'Pointer','circle');
296            AxeData.Drawing='deform';
297            if isequal(obj_tag,'DeformPoint')       
298               if isfield(ObjectData,'DeformPoint')
299                   set(hcurrentobject,'Selected','on')
300                   for ipt=1:length(ObjectData.DeformPoint)
301                       if isequal(ObjectData.DeformPoint(ipt),hcurrentobject)
302                            AxeData.CurrentIndex=ipt;
303                            testdeform=1;
304                       end
305                   end
306               end
307            end
308            if testdeform==0
309                AxeData.Drawing='translate';
310                set(AxeData.CurrentObject,'Selected','on')
311                set(gcbo,'Pointer','fleur');
312            end
313        end
314    end
315end
316
317%%  create  projection  object
318if  test_create && ~isempty(xy) && ~strcmp(get(hCurrentGUI,'SelectionType'),'alt')
319    % activate this option if the GUI set_object is opened
320    sethandles=guidata(hset_object);% handles of the elements in the GUI set_object
321    ObjectData=read_GUI(hset_object); %read object parameters in the GUI set_object
322    IndexObj=length(UvData.ProjObject);
323    % if the currently selected object is already finished, a new object is initiated
324    if ~isfield(UvData.ProjObject{IndexObj},'CreateMode')
325        IndexObj=IndexObj+1;%start new object
326        ObjectData.Coord=[];
327        ObjectNameNew=ObjectData.Name;
328        if isempty(ObjectNameNew)
329            ObjectNameNew=ObjectData.Type;
330        end
331        % add an index to the object name if the proposed name already exists
332        vers=0;% index of the name
333        ListObject=get(hhuvmat.ListObject,'String');
334        detectname=1;
335        while ~isempty(detectname)
336            detectname=find(strcmp(ObjectNameNew,ListObject),1);%test the existence of the proposed name in the list
337            if detectname% if the object name already exists
338                indstr=regexp(ObjectNameNew,'\D');
339                if indstr(end)<length(ObjectNameNew) %object name ends by a number
340                    vers=str2double(ObjectNameNew(indstr(end)+1:end))+1;
341                    ObjectNameNew=[ObjectNameNew(1:indstr(end)) num2str(vers)];
342                else
343                    vers=vers+1;
344                    ObjectNameNew=[ObjectNameNew(1:indstr(end)) '_' num2str(vers)];
345                end
346            end
347        end
348        ObjectName=ObjectNameNew;
349        set(sethandles.Name,'String',ObjectName)% display the default name in set_object
350        ListObject=[ListObject;{ObjectName}];
351        set(hhuvmat.ListObject,'String',ListObject);%complement the object list
352        set(hhuvmat.ListObject_1,'String',ListObject);%complement the object list
353        if strcmp(CurrentGUI_tag,'uvmat')
354            set(hhuvmat.ListObject,'Value',IndexObj)
355        else
356            set(hhuvmat.ListObject_1,'Value',IndexObj)
357        end
358        UvData.ProjObject{IndexObj}.DisplayHandle.uvmat=hhuvmat.PlotAxes; % axes for plot_object
359        UvData.ProjObject{IndexObj}.DisplayHandle.view_field=[]; %no plot handle before plot_field operation
360        set(hhuvmat.ViewObject,'Value',1)
361    end
362    ObjectData.Coord=[ObjectData.Coord ;xy(1,1:2)];% append the coordinates marked by the mouse to the object
363    %TODO replace 0 by z coord for 3D
364    hobject=UvData.ProjObject{IndexObj}.DisplayHandle.(CurrentGUI_tag);
365    if isempty(hobject)
366        hobject=haxes;
367    end
368    if strcmp(CurrentGUI_tag,'uvmat')
369        ProjObject=UvData.ProjObject{get(hhuvmat.ListObject_1,'Value')};
370    else
371        ProjObject=UvData.ProjObject{get(hhuvmat.ListObject,'Value')};
372    end
373    AxeData.CurrentObject=plot_object(ObjectData,ProjObject,hobject,'m');%draw the object and its handle becomes AxeData.CurrentObject
374    UvData.ProjObject{IndexObj}=ObjectData;
375    UvData.ProjObject{IndexObj}.DisplayHandle.(CurrentGUI_tag)=AxeData.CurrentObject;% attribute the current plot object handle to the Object
376    UvData.ProjObject{IndexObj}.CreateMode='on';% mark the object as in the course of creation
377    set(huvmat,'UserData',UvData)
378    PlotData=get(AxeData.CurrentObject,'UserData');
379    PlotData.IndexObj=IndexObj;
380    set(AxeData.CurrentObject,'UserData',PlotData); %record the object index in the graph (memory used for mouse motion)
381    AxeData.Drawing='create';% flag for mouse motion
382   
383   
384    %initiate a new object (no data .Coord yet recorded)
385    %if ~isfield(UvData.ProjObject{IndexObj},'Coord');
386    %     ObjectData.Coord=[];
387   
388    %             if isempty(ListObject)
389    %                 ListObject={ObjectName};
390    %             else
391    %                 ListObject{end}=ObjectName;
392    %             end
393    %                 UvData.ProjObject{IndexObj}=[]; %create a new empty object
394    %     UvData.ProjObject{IndexObj}.DisplayHandle.uvmat=hhuvmat.PlotAxes; % axes for plot_object
395    %     UvData.ProjObject{IndexObj}.DisplayHandle.view_field=[]; %no plot handle before plot_field operation
396   
397    %         PlotData=get(AxeData.CurrentObject,'UserData');
398    %         PlotData.IndexObj=IndexObj;
399    %         set(AxeData.CurrentObject,'UserData',PlotData); %record the object index in the graph (memory used for mouse motion)
400    %         AxeData.Drawing='create';% flag for mouse motion
401    %show object coordinates in the GUI set_object
402    h_set_object=findobj(allchild(0),'Tag','set_object');
403    hh_set_object=guidata(h_set_object);
404    set(hh_set_object.Coord,'Data',ObjectData.Coord);
405end
406
407%% create calibration points if the GUI geometry_calib is opened, if the main axes PlotAxes of uvmat has ben selected
408if  test_cal && ~isempty(haxes) && strcmp(get(haxes,'tag'),'PlotAxes')
409    h_geometry_calib=findobj(allchild(0),'Name','geometry_calib'); %find the geomterty_calib GUI
410    hh_geometry_calib=guidata(h_geometry_calib);
411    h_edit_append=hh_geometry_calib.edit_append;%findobj(h_geometry_calib,'Tag','edit_append');
412    if isequal(get(h_edit_append,'Value'),1) && ~isempty(haxes)
413        h_ListCoord=hh_geometry_calib.ListCoord; %findobj(h_geometry_calib,'Tag','ListCoord');
414        coord_value=get(hhuvmat.TransformName,'Value');% set uvmat to pixel coordinates, run it again if not
415        if ~(isequal(coord_value,1)||isequal(coord_value,3)); %active only with no transform or px (no phys)
416            set(hhuvmat.TransformName,'Value',1)
417            uvmat('TransformName_Callback',hObject,eventdata,hhuvmat); %file input with xml reading  in uvmat
418            set(hhuvmat.CheckFixedLimits,'Value',0)% put FixedLimits option to 'off'
419            set(hhuvmat.CheckFixedLimits,'BackgroundColor',[0.7 0.7 0.7])
420            return
421        end
422        Coord=get(h_ListCoord,'String');
423        data=read_geometry_calib(Coord);%transform char cell to numbers
424        xlim=get(haxes,'XLim');
425        ind_range_x=abs((xlim(2)-xlim(1))/50);
426        ylim=get(haxes,'YLim');
427        ind_range_y=abs((ylim(2)-ylim(1))/50);
428        ind_range=sqrt(ind_range_x*ind_range_y);
429        test_newpoint=1;
430        if size(data.Coord,2)>=5 %if calibration points already exist
431            XCoord=(data.Coord(:,4));
432            YCoord=(data.Coord(:,5));
433            index_point=find((XCoord<xy(1,1)+ind_range) & (XCoord>xy(1,1)-ind_range) & ...%flagx=1 for the vectors with x position selected by the mouse
434                          (YCoord<xy(1,2)+ind_range) & (YCoord>xy(1,2)-ind_range),1);%find the first calibration point in the neighborhood of the mouse
435            test_newpoint=isempty(index_point);%test for no existing calibration point near the mouse position
436        end
437        val=get(h_ListCoord,'Value');
438        %create a new calib point if we are not close to an existing one
439        if test_newpoint                 
440             strline=[ '    |    '  '    |    '  '    |    ' num2str(xy(1,1),4) '    |    ' num2str(xy(1,2),4)];
441           
442             if length(Coord)>=val
443                 Coord(val+1:length(Coord)+1)=Coord(val:length(Coord));% push the list forward beyond the current point
444             end
445             Coord{val}=strline;
446             set(h_ListCoord,'String',Coord)
447             data=read_geometry_calib(Coord);%transform char cell to numbers
448             XCoord=data.Coord(:,4);
449             YCoord=data.Coord(:,5);
450        end
451        hh=findobj('Tag','calib_points');%look for handle of calibration points           
452        if isempty(hh)
453            hh=line(XCoord,YCoord,'Color','m','Tag','calib_points','LineStyle','.','Marker','+');
454        else
455            set(hh,'XData',XCoord)
456            set(hh,'YData',YCoord)
457        end
458        set(hh,'UserData',val)% flag the points to edit mode
459        hhh=findobj('Tag','calib_marker');%look for handle of point marker (circle)
460        if ~isempty(hhh)
461            set(hhh,'Position',[xy(1,1)-ind_range/2 xy(1,2)-ind_range/2 ind_range ind_range])
462        else
463            rectangle('Curvature',[1 1],...
464                  'Position',[xy(1,1)-ind_range/2 xy(1,2)-ind_range/2 ind_range ind_range],'EdgeColor','m',...
465                  'LineStyle','-','Tag','calib_marker');
466           % line([xy(1,1) xy(1,1)],[xy(1,2) xy(1,2)],'Color','m','Tag','calib_marker','LineStyle','.','Marker','o','MarkerSize',ind_range);
467        end
468        AxeData.Drawing='calibration';
469    end
470end
471
472%% edit vectors
473if test_edit_vect && ~isempty(ivec)
474    %create the error flag FF if it does not exist
475    if ~isfield(Field,'FF')
476        Field.ListVarName=[Field.ListVarName 'FF'];
477        Field.VarDimName=[Field.VarDimName Field.VarDimName{VarType{icell}.coord_x}];
478        nbvar=length(Field.ListVarName);
479        Field.VarAttribute{nbvar}.Role='errorflag';
480        Field.FF=zeros(size(Field.X));
481    end
482    if isequal(Field.FF(ivec),0)
483        Field.FF(ivec)=100; %mark vector #ivec as false
484    else
485        Field.FF(ivec)=0;
486    end
487    PlotParam=read_GUI(hCurrentGUI);
488    plot_field(Field,haxes,PlotParam);
489    eval(['FigData.' tagaxes '=Field;'])%record the modified field in FigData
490    set(hCurrentGUI,'UserData',FigData);
491end 
492set(haxes,'UserData',AxeData);
493
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