source: trunk/src/mouse_down.m @ 131

Last change on this file since 131 was 102, checked in by sommeria, 14 years ago

bugs corrected for projection objects

File size: 16.0 KB
RevLine 
[11]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)
[67]25
[11]26MouseAction='none'; %default
[71]27huvmat=findobj(allchild(0),'tag','uvmat');%find the uvmat interface handle which controls theoption of  mouse action
[60]28if isempty(huvmat)
29    return
[11]30end
[60]31hhuvmat=guidata(huvmat);%handles of elements in uvmat
[87]32guihandles=guidata(hObject);
[60]33UvData=get(huvmat,'UserData');
[67]34MouseAction='none'; %default
[87]35testzoom=get(guihandles.zoom,'Value');% get the mouse action from the uvmat GUI: options:
[60]36if isfield(UvData,'MouseAction')
37    MouseAction=UvData.MouseAction;% get the mouse action from the uvmat GUI: options:
38end
39
[11]40test_create=~testzoom && (isequal(MouseAction,'create_object') || isequal(MouseAction,'create_mask'));
41%test_cal=get(handles.cal,'Value');
[65]42test_cal=strcmp(MouseAction,'calib');
43test_ruler=strcmp(MouseAction,'ruler');
44test_edit=strcmp(MouseAction,'edit_object');
45test_edit_vect=strcmp(MouseAction,'edit_vect');
[11]46xdisplay=[];%default
47ydisplay=[];%default
48AxeData=[];%default
49
50%edit an existing point or line if found
51hcurrentobject=gco;% current object handle (selected by the mouse)
[71]52hcurrentfig=hObject;% current figure handle
[62]53fig_tag=get(hcurrentfig,'Tag');
[11]54tag_obj=get(gco,'Tag');
55xy=[];%default
56xy_fig=get(hcurrentfig,'CurrentPoint');% current point of the current figure (gcbo)
57hchild=get(hcurrentfig,'Children');%handles of all objects in the current figure
[67]58haxes=[];
[11]59% loop on all the objects in the current figure (selected by the last mouse click)
60for ichild=1:length(hchild)
61    obj_pos=get(hchild(ichild),'Position');%position of the object
62    if xy_fig(1) >=obj_pos(1) & xy_fig(2) >= obj_pos(2)& xy_fig(1) <=obj_pos(1)+obj_pos(3) & xy_fig(2) <= obj_pos(2)+obj_pos(4);
63        htype=get(hchild(ichild),'Type');%type of object child of the current figure
64        %if the mouse is over an axis, look at the data
65        if isequal(htype,'axes')
[78]66            y_lim=get(hchild(ichild),'YLim');
67            x_lim=get(hchild(ichild),'XLim');
[11]68            haxes=hchild(ichild);
69            xy=get(haxes,'CurrentPoint');%xy(1,1),xy(1,2): current x,y positions in axes coordinates
[78]70            if xy(1,1)>x_lim(1) && xy(1,1)<x_lim(2) && xy(1,2)>y_lim(1) && xy(1,2)<y_lim(2)
71                AxeData=get(haxes,'UserData');% data attached to the axis
72                AxeData.CurrentOrigin=[xy(1,1) xy(1,2)];% The current point set by the mouse becomes the current origin
73                if ~isequal(tag_obj,'proj_object') & ~test_create
74                    x_mouse=xy(1,1);%default
75                    y_mouse=xy(1,2);%default
76                    u_mouse=[];
77                    v_mouse=[];
78                    w_mouse=[];
79                    A_mouse=[];
80                    c_text=[];
81                    f_text=[];
82                    ff_text=[];     
83                    ivec=[];   
84                    if isfield(AxeData,'X') & isfield(AxeData,'Y') & isfield(AxeData,'Mesh')% test on the existence of a vector field in the current axis
85                        flag_vec=(AxeData.X<(xy(1,1)+AxeData.Mesh/4) & AxeData.X>(xy(1,1)-AxeData.Mesh/4)) & ...%flagx=1 for the vectors with x position selected by the mouse
86                          (AxeData.Y<(xy(1,2)+AxeData.Mesh/4) & AxeData.Y>(xy(1,2)-AxeData.Mesh/4));%f
87                        ivec=find(flag_vec,1);% search the (first) selected vector index ivec
88                    end
[11]89                end
[78]90            else
91                haxes=[];%mouse out of axes
[11]92            end
93        end
94    end
95end
96test2D=0;
97if isfield(AxeData,'NbDim')
98    if isequal(AxeData.NbDim,2)
99        test2D=1;
100    end
101end
102if ~test2D     %desable  object creation and vector editing if NbDim different from 2
103    test_create=0;
104    test_edit_vect=0;
105end
106%delete the current zoom rectangle
107if isfield(AxeData,'CurrentRectZoom') & ishandle(AxeData.CurrentRectZoom)
108    delete(AxeData.CurrentRectZoom)
109    AxeData.CurrentRectZoom=[];
110end   
111
[71]112% zoom has first priority
[11]113if testzoom %&& ~test_create && ~test_edit && ~test_edit_vect && exist('xy','var')
114     AxeData.Drawing='zoom'; %initiate drawing mode
115     AxeData.CurrentObject=[];%unselect objects
[71]116     set(haxes,'UserData',AxeData);
[67]117     return
118end
119if isempty(huvmat)
120    return
121end
122
[71]123%ruler has second priority
124if test_ruler
125    UvData.RulerCoord(1,1)=xy(1,1);
126    UvData.RulerCoord(1,2)=xy(1,2);
127    UvData.RulerHandle=line([xy(1,1) xy(1,1)],[xy(1,2) xy(1,2)],'Color','m','Tag','ruler');
128    set(huvmat,'UserData',UvData)
129    AxeData.Drawing='ruler';
130    set(haxes,'UserData',AxeData);
131    return
132end
133
[67]134%selection of an existing projection object
135if  test_edit && (isequal(tag_obj,'proj_object')||isequal(tag_obj,'DeformPoint'))
136    if ~(isfield(AxeData,'Drawing') && isequal(AxeData.Drawing,'create'))
137        userdata=get(hcurrentobject,'UserData');
138        if ishandle(userdata)%the selected line depends on a parent line
139            AxeData.CurrentObject=userdata;% the parent object becomes the current one
140        else
141            AxeData.CurrentObject=hcurrentobject;% the selected object becomes the current one
142        end
143        ObjectData=get(AxeData.CurrentObject,'UserData');
[102]144        if test_edit && isfield(ObjectData,'IndexObj')
[67]145            hother=findobj('Tag','proj_object','Type','line');%find all the proj objects
146            set(hother,'Color','b');%reset all the proj objects in 'blue' by default
147            set(hother,'Selected','off')
148            hother=findobj('Tag','proj_object','Type','rectangle');
149            set(hother,'EdgeColor','b');
150            set(hother,'Selected','off');
151            hother=findobj('Tag','proj_object','Type','image');
152            for iobj=1:length(hother)
153                   Acolor=get(hother(iobj),'CData');
154                   Acolor(:,:,1)=zeros(size(Acolor,1),size(Acolor,2));
155                   set(hother(iobj),'CData',Acolor);
[11]156            end
[67]157            hother=findobj('Tag','DeformPoint');
158            set(hother,'Color','b');
159            set(hother,'Selected','off')   
160            if isequal(get(AxeData.CurrentObject,'Type'),'line')
161                set(AxeData.CurrentObject,'Color','m'); %set the selected object to magenta color
162            elseif isequal(get(AxeData.CurrentObject,'Type'),'rectangle')
163                 set(AxeData.CurrentObject,'EdgeColor','m'); %set the selected object to magenta color
164            end
165            if isfield(ObjectData,'SubObject')& ishandle(ObjectData.SubObject)
166                for iobj=1:length(ObjectData.SubObject)
167                    hsub=ObjectData.SubObject(iobj);
168                    if isequal(get(hsub,'Type'),'rectangle')
169                        set(hsub,'EdgeColor','m'); %set the selected object to magenta color
170                    elseif isequal(get(hsub,'Type'),'image')
171                       Acolor=get(hsub,'CData');
172                       Acolor(:,:,1)=Acolor(:,:,3);
173                       set(hsub,'CData',Acolor);
174                    else
175                        set(hsub,'Color','m')
[11]176                    end
177                end
[67]178            end
179            if isequal(tag_obj,'DeformPoint')
180                 set(hcurrentobject,'Color','m'); %set the selected DeformPoint to magenta color
181            end
182            IndexObj=ObjectData.IndexObj;
[71]183                    %indicate on the list of the GUI uvmat which object has been selected
184            if strcmp(get(hcurrentfig,'tag'),'uvmat') %if the uvmat graph has been selected, object projection is on the other frame view_field
185                set(hhuvmat.list_object_2,'Value',IndexObj);
[102]186                list_str=get(hhuvmat.list_object_2,'String');
187                UvData.Object{IndexObj}.Name=list_str{IndexObj};
[71]188            else
189                set(hhuvmat.list_object_1,'Value',IndexObj);
[102]190                list_str=get(hhuvmat.list_object_1,'String');
191                UvData.Object{IndexObj}.Name=list_str{IndexObj};
[71]192            end
[102]193            h_set_object=findobj(allchild(0),'Tag','set_object');
194            if ~isempty(h_set_object)
195                delete(h_set_object)
196            end
197            set_object(UvData.Object{IndexObj})
198            axes(haxes);%set back the current axes haxes
[67]199            testdeform=0;
200            set(gcbo,'Pointer','circle');
201            AxeData.Drawing='deform';
202            if isequal(tag_obj,'DeformPoint')       
203               if isfield(ObjectData,'DeformPoint')
204                   set(hcurrentobject,'Selected','on')
205                   for ipt=1:length(ObjectData.DeformPoint)
206                       if isequal(ObjectData.DeformPoint(ipt),hcurrentobject)
207                            AxeData.CurrentIndex=ipt;
208                            testdeform=1;
[11]209                       end
210                   end
[67]211               end
[11]212            end
[67]213            if testdeform==0
214                AxeData.Drawing='translate';
215                set(AxeData.CurrentObject,'Selected','on')
216                set(gcbo,'Pointer','fleur');
217            end
[11]218        end
219    end
[67]220end
221%  create new projection  object
222if  test_create && ~isempty(xy) && ~(isfield(AxeData,'Drawing')&& isequal(AxeData.Drawing,'create'))
223        ObjectData=read_set_object(UvData.sethandles);
224        ObjectData.Coord=[]; %reset previous object coordinates
225        ObjectData.Coord(1,1)=xy(1,1);
226        ObjectData.Coord(1,2)=xy(1,2);
227        ObjectData.Coord(1,3)=0;
228        if isfield(AxeData,'ObjectCoord') & size(AxeData.ObjectCoord,2)==3
229             ObjectData.Coord(1,3)=AxeData.ObjectCoord(1,3); %generaliser au cas avec angle
[11]230        end
[67]231        AxeData.CurrentObject=plot_object(ObjectData,[],haxes,'m');%draw the object and its handle becomes AxeData.CurrentObject
232        if isfield(UvData,'Object')
233            IndexObj=length(UvData.Object)+1;% add the object as index IndexObj on the list of the interface
234        else
235            IndexObj=2;
236        end 
237        UvData.Object{IndexObj}=ObjectData;
238        UvData.Object{IndexObj}.HandlesDisplay(1)=AxeData.CurrentObject;
239        set(huvmat,'UserData',UvData)
240        list_str=get(hhuvmat.list_object_1,'String');
[102]241        object_name=get(UvData.sethandles.TITLE,'String')
242        if isempty(object_name)|| strcmp(object_name,'')
243            list_str{IndexObj}=[num2str(IndexObj) '-' ObjectData.Style];
244            set(UvData.sethandles.TITLE,'String',list_str{IndexObj})
245        else
246           list_str{IndexObj}=object_name;
247        end
[67]248        set(hhuvmat.list_object_1,'String',list_str)
[71]249        list_str{end+1}='...';
[67]250        set(hhuvmat.list_object_2,'String',list_str)
251        if strcmp(fig_tag,'view_field')%we are in view_field plot
[71]252              set(hhuvmat.list_object_1,'Value',IndexObj)% the projection field will be plotted in uvmat frame
[67]253        else%we are in uvmat plot
254            set(hhuvmat.list_object_2,'Value',IndexObj)
255        end
256        PlotData=get(AxeData.CurrentObject,'UserData');
257        PlotData.IndexObj=IndexObj;
258        set(AxeData.CurrentObject,'UserData',PlotData); %record the object index in the graph
259        AxeData.Drawing='create';
260end
[11]261
[67]262% create calibration points if the GUI geometry_calib is opened, if the main axes axes3 of uvmat has ben selected
[78]263if ~testzoom && test_cal && ~isempty(haxes) && strcmp(get(haxes,'tag'),'axes3')
[67]264    h_geometry_calib=findobj(allchild(0),'Name','geometry_calib'); %find the geomterty_calib GUI
265    hh_geometry_calib=guidata(h_geometry_calib);
266    h_ListCoord=hh_geometry_calib.ListCoord; %findobj(h_geometry_calib,'Tag','ListCoord');
267    h_edit_append=hh_geometry_calib.edit_append;%findobj(h_geometry_calib,'Tag','edit_append');
[78]268    if isequal(get(h_edit_append,'Value'),1) && ~isempty(haxes)
[67]269        coord_value=get(hhuvmat.transform_fct,'Value');% set uvmat to pixel coordinates, run it again if not
270        if ~(isequal(coord_value,1)||isequal(coord_value,3)); %active only with no transform or px (no phys)
271            set(hhuvmat.transform_fct,'Value',1)
[71]272            uvmat('transform_fct_Callback',hObject,eventdata,hhuvmat); %file input with xml reading  in uvmat
[67]273            set(hhuvmat.FixedLimits,'Value',0)% put FixedLimits option to 'off'
274            set(hhuvmat.FixedLimits,'BackgroundColor',[0.7 0.7 0.7])
275            return
[11]276        end
[67]277        Coord=get(h_ListCoord,'String');
[71]278        data=read_geometry_calib(Coord);%transform char cell to numbers
[78]279        xlim=get(haxes,'XLim');
280        ind_range_x=abs((xlim(2)-xlim(1))/50);
281        ylim=get(haxes,'YLim');
282        ind_range_y=abs((ylim(2)-ylim(1))/50);
283        ind_range=sqrt(ind_range_x*ind_range_y);
[67]284        test_newpoint=1;
285        if size(data.Coord,2)>=5 %if calibration points already exist
286            XCoord=(data.Coord(:,4));
287            YCoord=(data.Coord(:,5));
288            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
289                          (YCoord<xy(1,2)+ind_range) & (YCoord>xy(1,2)-ind_range),1);%find the first calibration point in the neighborhood of the mouse
290            test_newpoint=isempty(index_point);%test for no existing calibration point near the mouse position
291        end
[78]292        val=get(h_ListCoord,'Value');
[67]293        %create a new calib point if we are not close to an existing one
294        if test_newpoint                 
295             strline=[ '    |    '  '    |    '  '    |    ' num2str(xy(1,1),4) '    |    ' num2str(xy(1,2),4)];
[78]296           
[67]297             if length(Coord)>=val
[71]298                 Coord(val+1:length(Coord)+1)=Coord(val:length(Coord));% push the list forward beyond the current point
[67]299             end
300             Coord{val}=strline;
301             set(h_ListCoord,'String',Coord)
[71]302            % set(h_ListCoord,'Value',val+1)
[67]303             data=read_geometry_calib(Coord);%transform char cell to numbers
304             XCoord=data.Coord(:,4);
305             YCoord=data.Coord(:,5);
306        end
307        hh=findobj('Tag','calib_points');%look for handle of calibration points           
308        if isempty(hh)
309            hh=line(XCoord,YCoord,'Color','m','Tag','calib_points','LineStyle','.','Marker','+');
[11]310        else
[67]311            set(hh,'XData',XCoord)
312            set(hh,'YData',YCoord)
[11]313        end
[78]314        set(hh,'UserData',val)% flag the points to edit mode
[67]315        hhh=findobj('Tag','calib_marker');%look for handle of point marker (circle)
316        if ~isempty(hhh)
[71]317            set(hhh,'Position',[xy(1,1)-ind_range/2 xy(1,2)-ind_range/2 ind_range ind_range])
[67]318        else
[71]319            rectangle('Curvature',[1 1],...
320                  'Position',[xy(1,1)-ind_range/2 xy(1,2)-ind_range/2 ind_range ind_range],'EdgeColor','m',...
321                  'LineStyle','-','Tag','calib_marker');
322           % line([xy(1,1) xy(1,1)],[xy(1,2) xy(1,2)],'Color','m','Tag','calib_marker','LineStyle','.','Marker','o','MarkerSize',ind_range);
[67]323        end
[71]324        AxeData.Drawing='calibration';
[60]325    end
[11]326end
[67]327
328% edit vectors
329if test_edit_vect & ~isempty(ivec)
330    if ~(isfield(AxeData,'FF')&& ~isempty(AxeData.FF))
331        AxeData.FF=zeros(size(AxeData.X));
332    end
333    if isequal(AxeData.FF(ivec),0)
334        AxeData.FF(ivec)=100; %mark vector #ivec as false
335    else
336        AxeData.FF(ivec)=0;
337    end
338    PlotParam=read_plot_param(hhuvmat);
339    [PlotType,ScalOut]= plot_field(AxeData,haxes,PlotParam,1);
340end   
[11]341set(haxes,'UserData',AxeData);
342
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