Method FreqTextLabel

Source/Panels/SpectrogramPanel/FreqTextLabel.cpp:15–40

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//==============================================================================
FreqTextLabel::FreqTextLabel(VerticalLine& v) : verticalLine(v)
{
    mFrequency = -1;

    // Add and configure the child juce::Label component.
    addAndMakeVisible(freqLabel);
    freqLabel.setEditable(true);

    // --- One-time setup for the child Label ---
    // These properties are set once here instead of inefficiently in paint().
    freqLabel.setColour(juce::Label::textColourId, juce::Colours::white);
    freqLabel.setJustificationType(juce::Justification::centred);

    // Set the text editing callback once in the constructor.
    freqLabel.onTextChange = [this]
    {
        mFrequency = freqLabel.getText().getIntValue();

        // Update the associated VerticalLine component when the text changes.
        verticalLine.setValue(mFrequency);

        // Assumes transformToLog is defined in AudioHelpers.h
        float xPercent = static_cast<float>(transformToLog(mFrequency));
        verticalLine.setXPercent(xPercent);
    };
}

FreqTextLabel::~FreqTextLabel()
{