Лабораторна робота № 9 Розроблення інтерфейсу користувача засобом guide
Виконав:
Ст.гр. ПФ-21
Ларкін Микола
Перевірила:
Гоблик Н.
2014
Завдання 1
Розробити програму, за допомогою якої можна будувати графік аналітично заданої функції в заданому інтервалі, знаходити локальний мінімум, знаходити точку перетину з віссю X. Інтерфейс програми повинен мати вигляд, як зображено на рис. 9.1 в книжці на ст. 60.
function varargout = btnPlot_Callback(h, eventdata, handles, varargin)
%hObject handle to btnPlot (see GCBO)
%eventdata reserved - to be defined in a future version of MATLAB
%handles structure with handles and user data (see GUIDATA)
interval=str2num(get(handles.edInterval,'String'))
f=inline(get(handles.edEquation,'String'))
[x,y]=fplot(f,interval);
handles.line=plot(x,y,'c-');
guidata(gcbo,handles);
function varargout = btnMin_Callback(h, eventdata, handles, varargin)
%hObject handle to btnMin (see GCBO)
%eventdata reserved - to be defined in a future version of MATLAB
%handles structure with handles and user data (see GUIDATA)
interval=str2num(get(handles.edInterval,'String'));
x1=interval(1);
x2=interval(2);
f=inline(get(handles.edEquation,'String'));
x=fminbnd(f,x1,x2);
y=f(x);
plot(x,y,'r.','MarkerSize',25);
function varargout = btnZero_Callback(h, eventdata, handles, varargin)
%hObject handle to btnZero (see GCBO)
%eventdata reserved - to be defined in a future version of MATLAB
%handles structure with handles and user data (see GUIDATA)
interval=str2num(get(handles.edInterval,'String'));
x1=interval(1);
x2=interval(2);
f=inline(get(handles.edEquation,'String'));
x=fzero(f,(x1+x2)/2);
y=f(x);
plot(x,y,'g.','MarkerSize',25);
function varargout = cbX_Callback(h, eventdata, handles, varargin)
%hObject handle to cbX (see GCBO)
%eventdata reserved - to be defined in a future version of MATLAB
%handles structure with handles and user data (see GUIDATA)
%Hint: get(hObject,'Value') returns toggle state of cbX
if get (h,'Value')
set(gca,'XGrid','on')
else
set(gca,'XGrid','off')
end
function varargout = cbY_Callback(h, eventdata, handles, varargin)
%hObject handle to cbY (see GCBO)
%eventdata reserved - to be defined in a future version of MATLAB
%handles structure with handles and user data (see GUIDATA)
%Hint: get(hObject,'Value') returns toggle state of cbX
if get (h,'Value')
set(gca,'YGrid','on')
else
set(gca,'YGrid','off')
end
function varargout = pmStyle_Callback(h, eventdata, handles, varargin)
%hObject handle to pmStyle (see GCBO)
%eventdata reserved - to be defined in a future version of MATLAB
%handles structure with handles and user data (see GUIDATA)
%Hint: contents = get(hObject,'String') returns pmStyle contents as cell array
% contents{get(hObject,'Value')} returns selected item from pmstyle
Num=get(h,'Value');
switch Num
case 1
set (handles.line,'LineStyle','-');
case 2
set (handles.line,'LineStyle','- -');
case 3
set (handles.line,'LineStyle',':');
case 4
set (handles.line,'LineStyle','-.');
end
function varargout = pmWidth_Callback(h, eventdata, handles, varargin)
%hObject handle to pmWidth (see GCBO)
%eventdata reserved - to be defined in a future version of MATLAB
%handles structure with handles and user data (see GUIDATA)
%Hint: contents = get(hObject,'String') returns pmWidth contents as cell array
% contents{get(hObject,'Value')} returns selected item from pmWidth
Num=get(h,'Value');
switch Num
case 1
set (handles.line,'LineWidth',1);
case 2
set (handles.line,'LineWidth',2);
case 3
set (handles.line,'LineWidth',3);
case 4
set (handles.line,'LineWidth',4);
end
function varargout = pmColor_Callback(h, eventdata, handles, varargin)
%hObject handle to pmColor (see GCBO)
%eventdata reserved - to be defined in a future version of MATLAB
%handles structure with handles and user data (see GUIDATA)
%Hint: contents = get(hObject,'String') returns pmColor contents as cell array
% contents{get(hObject,'Value')} returns selected item from pmColor
Num=get(h,'Value');
switch Num
case 1
set (handles.line,'Color','cyan');
case 2
set (handles.line,'Color','red');
case 3
set (handles.line,'Color','green');
case 4
set (handles.line,'Color','blue');
case 5
set (handles.line,'Color','magenta');
case 6
set (handles.line,'Color','yellow');
case 7
set (handles.line,'Color','white');
end