gnome-shell/tests/interactive/box-shadows.js

// -*- mode: js; js-indent-level: 4; indent-tabs-mode: nil -*-

const UI = imports.testcommon.ui;

const { Clutter, St } = imports.gi;

function test() {
    let stage = new Clutter.Stage({ width: 640, height: 480 });
    UI.init(stage);

    let vbox = new St.BoxLayout({ width: stage.width,
                                  height: stage.height,
                                  style: 'background: #ffee88;' });
    stage.add_actor(vbox);

    let scroll = new St.ScrollView();
    vbox.add(scroll, { expand: true });

    let box = new St.BoxLayout({ vertical: true,
                                 style: 'padding: 10px;'
                                 + 'spacing: 20px;' });
    scroll.add_actor(box);


    function addTestCase(inset, offsetX, offsetY, blur, spread) {
        let shadowStyle = 'box-shadow: ' + (inset ? 'inset ' : '') +
            offsetX + 'px ' + offsetY + 'px ' + blur + 'px ' +
            (spread > 0 ? (' ' + spread + 'px ') : '') +
            'rgba(0,0,0,0.5);';
        let label = new St.Label({ style: 'border: 4px solid black;' +
                                   'border-radius: 5px;' +
                                   'background-color: white; ' +
                                   'padding: 5px;' +
                                   shadowStyle,
                                   text: shadowStyle });
        box.add(label, { x_fill: false, y_fill: false } );
    }

    addTestCase (false, 3, 4, 0, 0);
    addTestCase (false, 3, 4, 0, 4);
    addTestCase (false, 3, 4, 4, 0);
    addTestCase (false, 3, 4, 4, 4);
    addTestCase (false, -3, -4, 4, 0);
    addTestCase (false, 0, 0, 0, 4);
    addTestCase (false, 0, 0, 4, 0);
    addTestCase (true, 3, 4, 0, 0);
    addTestCase (true, 3, 4, 0, 4);
    addTestCase (true, 3, 4, 4, 0);
    addTestCase (true, 3, 4, 4, 4);
    addTestCase (true, -3, -4, 4, 0);
    addTestCase (true, 0, 0, 0, 4);
    addTestCase (true, 0, 0, 4, 0);

    UI.main(stage);
}
test();