To display the output of the wvtool function within a GUI axis in MATLAB, you'll need to use the axes function to redirect the output of the plot into the GUI's axes component. However, the wvtool function creates a separate figure by default, so you need to extract its content and embed it into your GUI.
Below is an example of how you can achieve this:
Steps to Embed wvtool in GUI's axes
- Create your GUI using the App Designer or GUIDE (or manually using code).
- Use the
copyobjfunction to copy the content of thewvtoolfigure into your GUI'saxes.
Code Example
Here’s how you can adapt the wvtool output for a GUI with an axes named axes1:
function pushbutton1_Callback(hObject, eventdata, handles)
% Example filter
L = 64;
window = hamming(L);
% Create the wvtool figure
wvFig = wvtool(window);
% Get the handle to the current axes in the wvtool figure
ax = findall(wvFig, 'type', 'axes');
% Copy the axes content to the GUI axes (axes1)
copyobj(ax, handles.axes1);
% Adjust GUI axes properties for better visualization
set(handles.axes1, 'XColor', 'k', 'YColor', 'k', 'Box', 'on');
% Close the wvtool figure
close(wvFig);
end
Explanation
-
wvtool:- Creates a figure with the visualization of the filter's characteristics.
-
findall(wvFig, 'type', 'axes'):- Locates the axes object in the
wvtoolfigure.
- Locates the axes object in the
-
copyobj:- Copies the content of the
wvtoolaxes into the GUI'saxes1.
- Copies the content of the
-
set:- Adjusts the GUI's axes properties to ensure a clean display.
-
close(wvFig):- Closes the
wvtoolfigure to avoid clutter.
- Closes the
Integrating with GUI
- Place the above code inside the
pushbuttoncallback or any other trigger in your GUI. - Ensure the
axes1handle corresponds to the name of your GUI’s axes.
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