shithub: leaf

ref: 187dd1832155f35005a8fd968b1aa99801a3b4d8
dir: /TestPlugin/Source/UIComponent.cpp/

/*
  ==============================================================================

    UIComponent.c
    Created: 18 Jan 2017 11:19:15am
    Author:  Michael R Mulshine

  ==============================================================================
*/

#include "UIComponent.h"

#include "LEAFLink.h"

UIComponent::UIComponent()
{
    formatManager.registerBasicFormats();
    
    for (int i = 0; i < cSliderNames.size(); i++)
    {
        
        sliders.set(i,  new Slider());
        sliders[i]->setSliderStyle(Slider::SliderStyle::LinearVertical);
        sliders[i]->setRange(0.0, 1.0, 1.0/50000.0);
        sliders[i]->setName(cSliderNames[i]);
        sliders[i]->setComponentID(String(i));
        sliders[i]->addListener(this);
        addAndMakeVisible(sliders[i]);
        
        sliderLabels.set(i,   new Label());
        sliderLabels[i]->setName(cSliderNames[i]);
        sliderLabels[i]->setColour(Label::textColourId, Colours::aliceblue);
        sliderLabels[i]->setText(cSliderNames[i], NotificationType::dontSendNotification);
        addAndMakeVisible(sliderLabels[i]);
        
        textFields.set(i, new TextEditor());
        textFields[i]->addListener(this);
        textFields[i]->setName(cSliderNames[i]);
        textFields[i]->setEnabled(false);
        addAndMakeVisible(textFields[i]);
    }
    
    for (int i = 0; i < cButtonNames.size(); i++)
    {
        buttons.set(i, new TextButton(cButtonNames[i]));
        buttons[i]->changeWidthToFitText();
        buttons[i]->setButtonText(cButtonNames[i]);
        buttons[i]->addListener(this);
        addAndMakeVisible(buttons[i]);
    }
    
    for (int i = 0; i < cComboBoxNames.size(); i++)
    {
        comboBoxes.set(i, new ComboBox());
        comboBoxes[i]->setName(cComboBoxNames[i]);
        comboBoxes[i]->addSeparator();
        comboBoxes[i]->addListener(this);
        addAndMakeVisible(comboBoxes[i]);
        
    }
    
    for (int i = 0; i < cComboBoxNames.size(); i++)
    {
        for (int j = 0; j < cWaveformTypes.size(); j++)
        {
            comboBoxes[i]->addItem(cWaveformTypes[j], j+1);
        }
        comboBoxes[i]->setSelectedItemIndex(0);
    }
    
    
    startTimerHz(20);
}

void UIComponent::timerCallback(void)
{
    for (int i = 0; i < cSliderNames.size(); i++)
        textFields[i]->setText(String(cSliderModelValues[i]), false);
}

void UIComponent::textEditorTextChanged (TextEditor& tf)
{
    
}

UIComponent::~UIComponent()
{
}

void UIComponent::paint (Graphics& g)
{
    /* This demo code just fills the component's background and
     draws some placeholder text to get you started.
     
     You should replace everything in this method with your own
     drawing code..
     */
    
    g.fillAll (Colours::slategrey);   // clear the background
    
    g.setColour (Colours::aliceblue);
    g.drawRect (getLocalBounds(), 1);   // draw an outline around the component
}

void UIComponent::resized()
{
    for (int i = 0; i < cSliderNames.size(); i++)
    {
        sliders[i]      ->setBounds(cLeftOffset + ((cSliderWidth + cXSpacing) * i),
                                    cTopOffset,
                                    cSliderWidth,
                                    cSliderHeight);
        
        textFields[i]   ->setBounds(sliders[i]->getX()  - (cSliderNames[i].length() * 2.0f),
                                    sliders[i]->getBottom() + cYSpacing,
                                    75,
                                    20);
        
        sliderLabels[i] ->setBounds(sliders[i]->getX() - (cSliderNames[i].length() * 2.0f),
                                    textFields[i]->getBottom() + cYSpacing,
                                    cLabelWidth,
                                    cLabelHeight);
    }
    
    for (int i = 0; i < cButtonNames.size(); i++)
    {
        buttons[i]      ->setBounds(cLeftOffset + ((cButtonWidth + cXSpacing) * i) -
                                    (cButtonNames[i].length() * 2.0f),
                                    290,
                                    cButtonWidth,
                                    cButtonHeight);
    }
    
    for (int i = 0; i < cComboBoxNames.size(); i++)
    {
        comboBoxes[i]   ->setBounds(
                                    cLeftOffset + ((cButtonWidth + cXSpacing) * i),
                                    cTopOffset + cSliderHeight + cLabelHeight + cButtonHeight + 3 * cYSpacing,
                                    cBoxWidth,
                                    cBoxHeight    );
    }
}

void UIComponent::sliderValueChanged(Slider* s)
{
    setSliderValue(s->getName(), s->getValue());
}

void UIComponent::buttonStateChanged(Button* b)
{
    setButtonState(b->getName(), b->getState());
}

void UIComponent::comboBoxChanged(ComboBox* cb)
{
    setComboBoxState(cb->getName(), cb->getSelectedId() - 1);
}


void UIComponent::buttonClicked(Button *b)
{
    if (b->getName() == "load")
    {
        juce::FileChooser chooser ("Select a Wave file to play...", {}, "*.wav");
        
        if (chooser.browseForFileToOpen())
        {
            auto file = chooser.getResult();
            auto* reader = formatManager.createReaderFor (file);
            
            if (reader != nullptr)
            {
                AudioBuffer<float> buffer = AudioBuffer<float>(reader->numChannels, int(reader->lengthInSamples));
                
                reader->read(&buffer, 0, buffer.getNumSamples(), 0, true, true);
                
                loadedAudio.add(buffer);
            }
        }
    }
}