TextLayoutPicker.cpp

#include "MainComponent.h"

//==============================================================================
MainComponent::MainComponent()
{
    text.append ("Lorem ipsum dolor sit amet, consectetur adipiscing elit,\n", juce::Font (14.0f), juce::Colours::white);
    text.append ("sed do eiusmod tempor incididunt ut labore et dolore magna aliqua.\n", juce::Font (20.0f), juce::Colours::white);
    text.append ("Ut enim ad minim veniam, quis nostrud exercitation ullamco laboris nisi\n", juce::Font (8.0f), juce::Colours::white);
    text.append ("ut aliquip ex ea commodo consequat. Duis aute irure dolor in reprehenderit\n", juce::Font (18.0f), juce::Colours::red);
    text.append ("in voluptate velit esse cillum dolore eu fugiat nulla pariatur.\n", juce::Colours::blue);
    text.append ("Excepteur sint occaecat cupidatat non proident, sunt in culpa qui\n", juce::Colours::white);
    text.append ("officia deserunt mollit anim id est laborum.", juce::Colours::white);
    setSize (600, 400);
}

MainComponent::~MainComponent()
{
}

//==============================================================================
void MainComponent::mouseDown (const juce::MouseEvent& event)
{
    for (int l = 0; l < layout.getNumLines(); ++l)
    {
        auto& line = layout.getLine (l);
        if (line.getLineBounds().contains (event.position))
        {
            int r = 0;
            for (auto& run : line.runs)
            {
                int c = 0;
                for (auto& g : run->glyphs)
                {
                    auto x = line.lineOrigin.x + g.anchor.x;
                    // DBG ("x: " << x << " width: " << g.width << " pos: " << event.position.toString());
                    if (juce::isPositiveAndBelow (event.position.x - x, g.width))
                    {
                        DBG ("Row: " << l << " Run: " << r << " Column: " << c);
                        return;
                    }
                    ++c;
                }
                ++r;
            }
        }
    }

    DBG ("Nope: " << event.position.toString());
}

void MainComponent::paint (juce::Graphics& g)
{
    g.fillAll (getLookAndFeel().findColour (juce::ResizableWindow::backgroundColourId));
    layout.draw (g, getLocalBounds().toFloat());
}

void MainComponent::resized()
{
    layout.createLayout (text, getWidth(), getHeight());
}