240 lines
11 KiB
C++
240 lines
11 KiB
C++
#include "AcceptanceFixtures.h"
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#include "Document/LayerAppearance.h"
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#include "Document/SmudgeLiquify.h"
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#include "UI/NativeLayerList.h"
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#include "UI/TransformInspector.h"
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#include "UI/TypeControls.h"
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#include <QCheckBox>
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#include <QLineEdit>
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// The acceptance run, part five: 1.4.5's editing.
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class AcceptanceEditTests : public QObject {
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Q_OBJECT
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private slots:
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void initTestCase() { QStandardPaths::setTestModeEnabled(true); }
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void textPaintingSmearAndMasks();
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void moveKeysAndBlending();
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};
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namespace {
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QImage filled(int width, int height, QColor color)
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{
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QImage image = BrushRaster::context(width, height, false);
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image.fill(color);
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return image;
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}
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QUuid add(App &app, const QImage &image, const QString &name, QPointF centre)
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{
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app.session().insert(ImportedImage(image, image, name), centre);
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return app.session().activeLayerID().value();
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}
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int red(App &app, QUuid id, int x, int y)
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{
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for (const ImageLayer &layer : app.session().document().value().layers)
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if (layer.id == id)
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return qRed(layer.asset.value().image().pixel(x, y));
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throw std::runtime_error("no such layer");
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}
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// The canvas's pixel at a document point, at 100%.
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QColor onCanvas(App &app, QPointF point)
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{
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const QPointF view = app.session().viewport.viewPoint(point + QPointF(0.5, 0.5), app.session().document().value().size());
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return app.canvas().grab().toImage().pixelColor(int(std::floor(view.x())), int(std::floor(view.y())));
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}
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bool near(QColor a, QColor b)
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{
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return qAbs(a.red() - b.red()) <= 2 && qAbs(a.green() - b.green()) <= 2 && qAbs(a.blue() - b.blue()) <= 2;
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}
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}
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void AcceptanceEditTests::textPaintingSmearAndMasks()
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{
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App app;
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app.session().createDocument(1200, 800, true);
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// A face for the selected word, a preview, and Undo.
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app.session().selectTool(NavigationTool::type);
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app.press(QPointF(100, 200));
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app.release(QPointF(100, 200));
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QTRY_VERIFY(app.session().textDraft());
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QTest::keyClicks(&app.canvas(), QStringLiteral("Hello World"));
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for (int letter = 0; letter < 5; ++letter)
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QTest::keyClick(&app.canvas(), Qt::Key_Left, Qt::ShiftModifier);
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auto *faces = app.window.findChild<TypeFontPicker *>(QStringLiteral("typeFont"));
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QVERIFY(faces);
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const QString mono = QStringLiteral("DejaVuSansMono");
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// Pointing at a face previews it; Escape puts it back.
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QTest::mouseMove(faces->view()->viewport(), popupRow(*faces, mono));
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QTRY_COMPARE(app.session().textDraft().value().style.fontNameAt(6), mono);
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QTest::keyClick(faces->view(), Qt::Key_Escape);
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QTRY_VERIFY(app.session().textDraft().value().style.fontNameAt(6) != mono);
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choose(*faces, mono);
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QTRY_COMPARE(app.session().textDraft().value().style.fontRuns.value(), (std::vector<LayerTextFontRun>{{6, 5, mono}}));
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app.window.activateWindow();
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QVERIFY(QTest::qWaitForWindowActive(&app.window));
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app.canvas().setFocus();
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QTRY_VERIFY(app.canvas().hasFocus());
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QTest::keyClick(&app.canvas(), Qt::Key_End);
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QTest::keyClicks(&app.canvas(), QStringLiteral("!!"));
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QTest::keyClick(&app.canvas(), Qt::Key_Z, Qt::ControlModifier);
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QCOMPARE(app.session().textDraft().value().style.content, QStringLiteral("Hello World"));
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QTest::keyClick(&app.canvas(), Qt::Key_Return, Qt::ControlModifier);
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QVERIFY(!app.session().textDraft());
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// A brush paints in a scaled-down layer's own pixels.
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const QUuid half = add(app, filled(800, 800, Qt::black), QStringLiteral("Half"), QPointF(600, 400));
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app.session().beginTransform();
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LayerTransform quarter = app.session().activeLayer().value().transform;
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quarter.origin = QPointF(500, 300);
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quarter.size = QSizeF(200, 200);
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app.session().previewTransform(quarter);
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app.session().commitTransform();
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app.session().selectTool(NavigationTool::brush);
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app.session().setBrushSettings({.diameter = 20, .hardness = 1, .red = 1, .green = 1, .blue = 1});
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app.drag(QPointF(600, 330), QPointF(600, 470));
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app.settle();
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QCOMPARE(app.session().activeLayer().value().asset.value().size(), QSize(800, 800));
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int painted = 0;
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for (int x = 0; x < 800; ++x)
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painted += red(app, half, x, 400) > 128;
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QVERIFY2(painted >= 76 && painted <= 84, qPrintable(QString::number(painted)));
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// A hidden layer says why it cannot paint.
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app.session().toggleLayerVisibility(half);
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app.press(QPointF(560, 400));
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app.release(QPointF(560, 400));
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QVERIFY(app.session().brushError().value().contains(QStringLiteral("is hidden")));
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app.session().setBrushError(std::nullopt);
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app.session().toggleLayerVisibility(half);
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// The Blur brush's Radius sets how far it softens.
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QImage step = filled(400, 200, Qt::black);
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QPainter(&step).fillRect(200, 0, 200, 200, Qt::white);
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const QUuid edge = add(app, step, QStringLiteral("Edge"), QPointF(200, 600));
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const auto softened = [&](const QString &radius) {
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app.session().selectTool(NavigationTool::blur);
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app.session().setBlurMode(BlurToolMode::blur);
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app.session().setBrushSettings({.diameter = 120, .hardness = 1, .opacity = 1});
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// The bar's own Radius field.
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auto *field = app.window.findChild<QLineEdit *>(QStringLiteral("blurRadius"));
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field->setFocus();
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field->selectAll();
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QTest::keyClicks(field, radius);
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QTest::keyClick(field, Qt::Key_Return);
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app.drag(QPointF(200, 520), QPointF(200, 680));
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app.settle();
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int soft = 0;
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for (int x = 100; x < 300; ++x)
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soft += red(app, edge, x, 100) > 10 && red(app, edge, x, 100) < 245;
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app.action("undo").trigger();
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return soft;
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};
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const int narrow = softened(QStringLiteral("2")), wide = softened(QStringLiteral("20"));
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QVERIFY2(narrow < 16 && wide > 40, qPrintable(QString("%1 %2").arg(narrow).arg(wide)));
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// Liquify keeps the stripes sharp as it pushes them.
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QImage stripes = filled(400, 200, Qt::black);
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for (int x = 0; x < 400; x += 20)
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QPainter(&stripes).fillRect(x, 0, 10, 200, Qt::white);
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const QUuid striped = add(app, stripes, QStringLiteral("Stripes"), QPointF(800, 600));
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app.session().selectTool(NavigationTool::blur);
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app.session().setBlurMode(BlurToolMode::liquify);
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app.session().setBrushSettings({.diameter = 80, .hardness = 0.5, .opacity = 0.7});
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app.drag(QPointF(720, 600), QPointF(840, 600));
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app.settle();
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int moved = 0, grey = 0;
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for (int x = 0; x < 400; ++x) {
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const int value = red(app, striped, x, 100);
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moved += value != qRed(stripes.pixel(x, 100));
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grey += value > 40 && value < 215;
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}
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QVERIFY2(moved > 20 && grey * 5 < moved, qPrintable(QString("%1 %2").arg(moved).arg(grey)));
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// Smudge leaves one fading trail, no copies along it.
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QImage block = filled(400, 200, Qt::white);
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QPainter(&block).fillRect(0, 0, 100, 200, Qt::red);
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const QUuid smeared = add(app, block, QStringLiteral("Block"), QPointF(200, 200));
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app.session().setBlurMode(BlurToolMode::smudge);
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app.session().setBrushSettings({.diameter = 60, .hardness = 0.5, .opacity = 0.8});
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app.drag(QPointF(50, 200), QPointF(300, 200));
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app.settle();
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const auto green = [&](int x) {
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for (const ImageLayer &layer : app.session().document().value().layers)
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if (layer.id == smeared)
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return qGreen(layer.asset.value().image().pixel(x, 100));
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throw std::runtime_error("no such layer");
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};
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QVERIFY2(green(110) < 200, qPrintable(QString::number(green(110))));
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for (int x = 110; x < 300; x += 10)
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QVERIFY2(green(x + 10) >= green(x) - 3, qPrintable(QString("%1: %2 then %3").arg(x).arg(green(x)).arg(green(x + 10))));
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app.session().selectLayer(striped);
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// The mask button reveals; Alt hides; Alt-click shows alone.
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app.session().selectTool(NavigationTool::marquee);
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app.drag(QPointF(650, 520), QPointF(750, 680));
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auto *mask = app.window.findChild<QToolButton *>(QStringLiteral("addLayerMask"));
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QTest::mouseClick(mask, Qt::LeftButton);
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QImage shown = app.session().activeLayer().value().mask.value().asset.image();
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QCOMPARE(qGray(shown.pixel(100, 100)), 255);
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QCOMPARE(qGray(shown.pixel(5, 100)), 0);
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app.action("undo").trigger();
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QTest::mouseClick(mask, Qt::LeftButton, Qt::AltModifier);
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shown = app.session().activeLayer().value().mask.value().asset.image();
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QVERIFY(qGray(shown.pixel(100, 100)) == 0 && qGray(shown.pixel(5, 100)) == 255);
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LayerThumbnailButton *thumbnail = nullptr;
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for (LayerCell *cell : app.window.findChild<NativeLayerList *>()->cells())
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if (cell->layerID() == striped)
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thumbnail = cell->findChild<LayerThumbnailButton *>("maskThumbnail");
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QVERIFY(thumbnail);
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QTest::mouseClick(thumbnail, Qt::LeftButton, Qt::AltModifier, thumbnail->rect().center());
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QCOMPARE(app.session().maskAloneLayer().value().id, striped);
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QTRY_VERIFY(app.window.findChild<QWidget *>(QStringLiteral("maskAloneBadge"))->isVisible());
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// The canvas shows the mask: black where hidden, white past.
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QTRY_COMPARE(onCanvas(app, QPointF(700, 600)), QColor(Qt::black));
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QCOMPARE(onCanvas(app, QPointF(620, 600)), QColor(Qt::white));
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QCOMPARE(onCanvas(app, QPointF(50, 150)), QColor(Qt::white));
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app.shot(QStringLiteral("18-mask-alone"));
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}
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void AcceptanceEditTests::moveKeysAndBlending()
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{
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App app;
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QVERIFY(scene(1200, 800).save(app.path("photo.png")));
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app.session().createDocument(1200, 800);
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app.importFile(app.path("photo.png"));
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// Held Ctrl flips Auto Select in the bar.
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app.session().selectTool(NavigationTool::move);
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auto *autoSelect = app.window.findChild<QCheckBox *>(QStringLiteral("transformAutoSelect"));
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QVERIFY(autoSelect);
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const bool before = autoSelect->isChecked();
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QTest::keyPress(&app.canvas(), Qt::Key_Control, Qt::ControlModifier);
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QCOMPARE(autoSelect->isChecked(), !before);
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QTest::keyRelease(&app.canvas(), Qt::Key_Control, Qt::NoModifier);
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QCOMPARE(autoSelect->isChecked(), before);
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// A typed width applies as one step on leaving.
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auto *width = app.window.findChild<QLineEdit *>(QStringLiteral("transformW"));
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QVERIFY(width);
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const int steps = app.session().history.undoCount();
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width->setFocus();
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QTRY_VERIFY(width->hasFocus());
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width->selectAll();
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QTest::keyClicks(width, QStringLiteral("600"));
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app.canvas().setFocus();
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QTRY_COMPARE(app.session().activeLayer().value().transform.size.width(), 600.0);
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QCOMPARE(app.session().history.undoCount(), steps + 1);
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app.action("undo").trigger();
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// Soft Light and a Linear Dodge stack show as exported.
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app.session().zoom(1);
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const QUuid grey = add(app, filled(1200, 800, QColor(77, 77, 77)), QStringLiteral("Grey"), QPointF(600, 400));
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app.session().setLayerBlendMode(LayerBlendMode::softLight);
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const QList<QPointF> points{QPointF(600, 400), QPointF(300, 100), QPointF(900, 700)};
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for (const QPointF point : points)
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QTRY_VERIFY2(near(onCanvas(app, point), app.shown(int(point.x()), int(point.y()))), qPrintable(onCanvas(app, point).name()));
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add(app, filled(1200, 800, QColor(0, 0, 160, 160)), QStringLiteral("Clipped"), QPointF(600, 400));
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app.session().toggleClippingMask(app.session().activeLayerID().value());
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app.session().selectLayer(grey);
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app.session().setLayerBlendMode(LayerBlendMode::linearDodge);
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for (const QPointF point : points)
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QTRY_VERIFY2(near(onCanvas(app, point), app.shown(int(point.x()), int(point.y()))), qPrintable(onCanvas(app, point).name()));
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}
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QTEST_MAIN(AcceptanceEditTests)
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#include "AcceptanceEditTests.moc"
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