S&S Midterm

classdef taigirl < matlab.apps.AppBase

    % Properties that correspond to app components

    properties (Access = public)

        UIFigure          matlab.ui.Figure

        Button_2          matlab.ui.control.Button

        Button_4          matlab.ui.control.Button

        Button_5          matlab.ui.control.Button

        Button_3          matlab.ui.control.Button

        UIAxes            matlab.ui.control.UIAxes

        Button            matlab.ui.control.Button

        FreqListBoxLabel  matlab.ui.control.Label

        FreqListBox       matlab.ui.control.ListBox

    end

    properties (Access = private)

        fs = 44100;   

        Freq;

        music; 

        signal;

        fun;  

        fun1;

        fun2;

    end

    methods (Access = private)

        % Code that executes after component creation

        function startupFcn(app)

            [app.fun1,app.fs] = audioread('HEYY.mp3',[1 1852200]);

            app.signal = app.fun1;

            app.fun2 = app.fun1;

            title(app.UIAxes, 'Freq');

            xlabel(app.UIAxes, 'Time(s)');

        end

        % Button pushed function: Button_2

        function Button_2Pushed(app, event)

               switch app.FreqListBox.Value

                case '0.5x'

                    app.Freq = 0.5 * app.fs ;

                case '1x'

                    app.Freq = app.fs ;

                case '2x'

                    app.Freq = 2 * app.fs ;

                case '5x'

                    app.Freq = 3 * app.fs ;

               end

            app.music = audioplayer(app.signal,app.Freq);

            play(app.music,app.Freq); 

            time = (1:length(app.signal))/app.Freq;

            plot(app.UIAxes, time, app.signal);

        end

        % Button pushed function: Button_4

        function Button_4Pushed(app, event)

            pause(app.music);

        end

        % Button pushed function: Button_5

        function Button_5Pushed(app, event)

            resume(app.music);        

        end

        % Button pushed function: Button_3

        function Button_3Pushed(app, event)

            stop(app.music);

        end

        % Button pushed function: Button

        function ButtonPushed(app, event)

              switch app.FreqListBox.Value

                case '0.5x'

                    app.Freq = 0.5 * app.fs ;

                case '1x'

                    app.Freq = app.fs ;

                case '2x'

                    app.Freq = 2 * app.fs ;

                case '5x'

                    app.Freq =5 * app.fs ;

              end

            app.music=  audioplayer(flipud(app.signal), app.Freq);

            play(app.music, app.Freq);

            time = (1:length( app.signal))/app.Freq;

            plot(app.UIAxes, time,  flipud(app.signal));

        end

    end

    % App initialization and construction

    methods (Access = private)

        % Create UIFigure and components

        function createComponents(app)

            % Create UIFigure

            app.UIFigure = uifigure;

            app.UIFigure.Color = [0.902 0.902 0.902];

            app.UIFigure.Position = [100 100 906 407];

            app.UIFigure.Name = 'UI Figure';

            % Create Button_2

            app.Button_2 = uibutton(app.UIFigure, 'push');

            app.Button_2.ButtonPushedFcn = createCallbackFcn(app, @Button_2Pushed, true);

            app.Button_2.BackgroundColor = [0.9412 0.9412 0.9412];

            app.Button_2.FontName = 'Book Antiqua';

            app.Button_2.FontSize = 36;

            app.Button_2.FontWeight = 'bold';

            app.Button_2.Position = [24 318 76 62];

            app.Button_2.Text = '▶';

            % Create Button_4

            app.Button_4 = uibutton(app.UIFigure, 'push');

            app.Button_4.ButtonPushedFcn = createCallbackFcn(app, @Button_4Pushed, true);

            app.Button_4.BackgroundColor = [0.9412 0.9412 0.9412];

            app.Button_4.FontSize = 36;

            app.Button_4.Position = [99 254 76 65];

            app.Button_4.Text = '┃┃';

            % Create Button_5

            app.Button_5 = uibutton(app.UIFigure, 'push');

            app.Button_5.ButtonPushedFcn = createCallbackFcn(app, @Button_5Pushed, true);

            app.Button_5.BackgroundColor = [1 1 1];

            app.Button_5.FontSize = 28;

            app.Button_5.Position = [24 254 76 65];

            app.Button_5.Text = '┃▶';

            % Create Button_3

            app.Button_3 = uibutton(app.UIFigure, 'push');

            app.Button_3.ButtonPushedFcn = createCallbackFcn(app, @Button_3Pushed, true);

            app.Button_3.BackgroundColor = [1 1 1];

            app.Button_3.FontSize = 28;

            app.Button_3.FontWeight = 'bold';

            app.Button_3.Position = [99 318 76 62];

            app.Button_3.Text = '▇';

            % Create UIAxes

            app.UIAxes = uiaxes(app.UIFigure);

            title(app.UIAxes, 'Title')

            xlabel(app.UIAxes, 'X')

            ylabel(app.UIAxes, 'Y')

            app.UIAxes.Position = [215 28 675 352];

            % Create Button

            app.Button = uibutton(app.UIFigure, 'push');

            app.Button.ButtonPushedFcn = createCallbackFcn(app, @ButtonPushed, true);

            app.Button.BackgroundColor = [0.9412 0.9412 0.9412];

            app.Button.FontSize = 36;

            app.Button.FontWeight = 'bold';

            app.Button.Position = [24 129 151 126];

            app.Button.Text = '↰';

            % Create FreqListBoxLabel

            app.FreqListBoxLabel = uilabel(app.UIFigure);

            app.FreqListBoxLabel.HorizontalAlignment = 'right';

            app.FreqListBoxLabel.Position = [24 83 30 22];

            app.FreqListBoxLabel.Text = 'Freq';

            % Create FreqListBox

            app.FreqListBox = uilistbox(app.UIFigure);

            app.FreqListBox.Items = {'0.5x', '1x', '2x', '5x'};

            app.FreqListBox.Position = [69 28 106 79];

            app.FreqListBox.Value = '1x';

        end

    end

    methods (Access = public)

        % Construct app

        function app = taigirl

            % Create and configure components

            createComponents(app)

            % Register the app with App Designer

            registerApp(app, app.UIFigure)

            % Execute the startup function

            runStartupFcn(app, @startupFcn)

            if nargout == 0

                clear app

            end

        end

        % Code that executes before app deletion

        function delete(app)

            % Delete UIFigure when app is deleted

            delete(app.UIFigure)

        end

    end

end