225 lines
9.0 KiB
C++
225 lines
9.0 KiB
C++
#include "ScrubFixtures.h"
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#include "UI/LayerAppearanceControls.h"
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#include "UI/NavigationToolHeader.h"
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#include "UI/TransformInspector.h"
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// Swift's scrubbable Move bar, zoom unit and layer opacity.
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class ScrubbableTransformTests : public QObject {
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Q_OBJECT
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private slots:
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void theTransformLabelsScrubWholeNumbersOverTyping();
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void scaleScrubsDownToATenth();
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void theZoomUnitScrubsThePercentage();
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void theLayerOpacityScrubIsOneStep();
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void anOpacityScrubEndsWithItsLayer();
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void aTransformScrubEndsWithItsLayer();
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};
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void ScrubbableTransformTests::theTransformLabelsScrubWholeNumbersOverTyping()
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{
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EditorSession session;
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session.createDocument(200, 100);
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session.insert(pixels(40, 20));
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session.selectTool(NavigationTool::move);
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session.setLocksTransformRatio(false);
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TransformInspector bar(session);
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bar.show();
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bar.activateWindow();
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QVERIFY(QTest::qWaitForWindowActive(&bar));
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const QPointF origin = session.activeLayer().value().transform.origin;
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const int base = session.history.undoCount();
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const auto shown = [&] { return session.activeLayer().value().transform; };
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// Each drag applies when let go, one step.
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drag(scrubbed(bar, "X"), 7);
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QVERIFY(!session.transformEdit().has_value());
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QCOMPARE(shown().origin.x(), std::round(origin.x()) + 7);
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QCOMPARE(session.history.undoCount(), base + 1);
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QCOMPARE(session.history.undoName(), QString("Transform Layer"));
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// A scrub writes over what is typed in its field.
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QLineEdit &width = find<QLineEdit>(bar, "transformW");
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width.setFocus();
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width.selectAll();
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QTest::keyClicks(&width, QStringLiteral("3"));
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drag(scrubbed(bar, "W"), 10);
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QCOMPARE(shown().size, QSizeF(13, 20));
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QCOMPARE(width.text(), QString("13"));
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drag(scrubbed(bar, "W"), -100);
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QCOMPARE(shown().size.width(), 1.0);
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drag(scrubbed(bar, "H"), 40000);
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QCOMPARE(shown().size.height(), 30000.0);
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drag(scrubbed(bar, "°"), 30);
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QCOMPARE(shown().rotation, 30.0);
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drag(scrubbed(bar, "°"), -900);
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QCOMPARE(shown().rotation, -0.0);
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// Unfocused, the field shows what the session keeps.
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QCOMPARE(find<QLineEdit>(bar, "transform°").text(), QString("0"));
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QCOMPARE(width.text(), QString("1"));
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drag(scrubbed(bar, "Y"), -90000);
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QCOMPARE(shown().origin.y(), -30000.0);
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// A fractional start lands on a whole number.
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QLineEdit &x = find<QLineEdit>(bar, "transformX");
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x.setFocus();
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x.selectAll();
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QTest::keyClicks(&x, QStringLiteral("10.4"));
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QVERIFY(session.transformEdit().value().fromFields);
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QCOMPARE(session.transformEdit().value().draft.origin.x(), 10.4);
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drag(scrubbed(bar, "X"), 3);
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QCOMPARE(shown().origin.x(), 13.0);
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QCOMPARE(x.text(), QString("13"));
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// Every range reaches its ends exactly.
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drag(scrubbed(bar, "X"), -90000);
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QCOMPARE(shown().origin.x(), -30000.0);
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drag(scrubbed(bar, "X"), 90000);
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QCOMPARE(shown().origin.x(), 30000.0);
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drag(scrubbed(bar, "Y"), 90000);
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QCOMPARE(shown().origin.y(), 30000.0);
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drag(scrubbed(bar, "W"), 90000);
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QCOMPARE(shown().size.width(), 30000.0);
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drag(scrubbed(bar, "H"), -90000);
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QCOMPARE(shown().size.height(), 1.0);
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// 360 reaches the setter, whose remainder leaves none.
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drag(scrubbed(bar, "°"), 9000);
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QCOMPARE(shown().rotation, 0.0);
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drag(scrubbed(bar, "°"), 359);
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QCOMPARE(shown().rotation, 359.0);
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// Scale snaps whole percents too.
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const auto restart = [&] {
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while (session.history.undoCount() > base)
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session.undo();
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};
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restart();
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drag(scrubbed(bar, "Scale"), 5);
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QCOMPARE(shown().size, QSizeF(42, 21));
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restart();
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drag(scrubbed(bar, "Scale"), 90000);
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QCOMPARE(shown().size, QSizeF(12000, 6000));
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QCOMPARE(find<QLineEdit>(bar, "transformScale").text(), QString("30000"));
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// While distorted the numbers rest, labels included.
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session.cancelTransform();
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session.beginTransform();
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session.beginDistort();
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QVERIFY(!scrubbed(bar, "X").isEnabled());
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}
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// Scale's floor is a tenth of a percent.
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void ScrubbableTransformTests::scaleScrubsDownToATenth()
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{
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EditorSession session;
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session.createDocument(4000, 2000);
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session.insert(pixels(2000, 1000));
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session.selectTool(NavigationTool::move);
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TransformInspector bar(session);
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bar.show();
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drag(scrubbed(bar, "Scale"), -90000);
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QCOMPARE(session.activeLayer().value().transform.size, QSizeF(2, 1));
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QCOMPARE(find<QLineEdit>(bar, "transformScale").text(), QString("0.10"));
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}
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void ScrubbableTransformTests::theZoomUnitScrubsThePercentage()
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{
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EditorSession session;
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session.createDocument(800, 600);
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session.selectTool(NavigationTool::zoom);
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NavigationToolHeader bar(session);
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bar.show();
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session.zoom(1);
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drag(scrubbed(bar, "%"), 25.5);
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QVERIFY(qAbs(session.viewport.zoom() - 1.255) < 1e-9);
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QCOMPARE(find<QLineEdit>(bar, "zoomPercentage").text(), QString("125.5"));
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drag(scrubbed(bar, "%"), -900);
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QVERIFY(qAbs(session.viewport.zoom() - 0.001) < 1e-9);
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drag(scrubbed(bar, "%"), 9000);
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QVERIFY(qAbs(session.viewport.zoom() - 32) < 1e-9);
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}
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void ScrubbableTransformTests::theLayerOpacityScrubIsOneStep()
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{
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EditorSession session;
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LayerAppearanceControls controls(session);
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session.createDocument(4, 4);
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session.insert(pixels(2, 2));
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controls.show();
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QLabel &opacity = scrubbed(controls, "Opacity");
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// One drag is one opacity edit, open until the release.
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drag(opacity, -30, false);
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QVERIFY(qAbs(session.activeLayer().value().opacity - 0.7) < 1e-12);
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QVERIFY(!session.canUndo());
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send(opacity, QEvent::MouseMove, QPoint(-18, 2), Qt::NoButton, Qt::LeftButton);
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QVERIFY(qAbs(session.activeLayer().value().opacity - 0.8) < 1e-12);
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send(opacity, QEvent::MouseButtonRelease, QPoint(-18, 2), Qt::LeftButton, Qt::NoButton);
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QVERIFY(session.canUndo());
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QCOMPARE(find<QLineEdit>(controls, "opacityPercent").text(), QString("80"));
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// One undo takes the whole drag back; the layer stays.
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session.undo();
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QCOMPARE(session.activeLayer().value().opacity, 1.0);
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QCOMPARE(session.document().value().layers.size(), size_t(1));
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drag(opacity, -30.5);
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QVERIFY(qAbs(session.activeLayer().value().opacity - 0.695) < 1e-12);
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drag(opacity, -500);
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QCOMPARE(session.activeLayer().value().opacity, 0.0);
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drag(opacity, 500);
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QCOMPARE(session.activeLayer().value().opacity, 1.0);
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}
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void ScrubbableTransformTests::anOpacityScrubEndsWithItsLayer()
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{
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EditorSession session;
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LayerAppearanceControls controls(session);
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session.createDocument(4, 4);
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session.insert(pixels(2, 2));
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const QUuid lower = session.activeLayerID().value();
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session.setLayerOpacity(0.3);
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session.insert(pixels(2, 2));
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const QUuid upper = session.activeLayerID().value();
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controls.show();
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QLabel &opacity = scrubbed(controls, "Opacity");
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drag(opacity, -10, false);
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QVERIFY(qAbs(layerWith(session, upper).opacity - 0.9) < 1e-12);
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// Another layer ends the drag; held moves change nothing.
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session.selectLayer(lower);
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send(opacity, QEvent::MouseMove, QPointF(-18, 2), Qt::NoButton, Qt::LeftButton);
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send(opacity, QEvent::MouseButtonRelease, QPointF(-18, 2), Qt::LeftButton, Qt::NoButton);
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QCOMPARE(layerWith(session, lower).opacity, 0.3);
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QVERIFY(qAbs(layerWith(session, upper).opacity - 0.9) < 1e-12);
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QVERIFY(session.canUndo());
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session.undo();
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QCOMPARE(layerWith(session, upper).opacity, 1.0);
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QCOMPARE(layerWith(session, lower).opacity, 0.3);
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// A fresh press on the new layer scrubs it.
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session.selectLayer(lower);
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drag(opacity, 20);
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QVERIFY(qAbs(layerWith(session, lower).opacity - 0.5) < 1e-12);
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}
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void ScrubbableTransformTests::aTransformScrubEndsWithItsLayer()
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{
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EditorSession session;
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session.createDocument(200, 100);
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session.insert(pixels(40, 20));
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const QUuid first = session.activeLayerID().value();
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session.insert(pixels(40, 20));
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const QUuid second = session.activeLayerID().value();
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session.selectTool(NavigationTool::move);
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TransformInspector bar(session);
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bar.show();
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const double x = layerWith(session, second).transform.origin.x();
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QLabel &label = scrubbed(bar, "X");
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drag(label, 10, false);
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QCOMPARE(session.transformEdit().value().draft.origin.x(), std::round(x) + 10);
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session.commitTransform();
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// Another layer ends the drag; held moves open no edit.
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session.selectLayer(first);
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send(label, QEvent::MouseMove, QPointF(22, 2), Qt::NoButton, Qt::LeftButton);
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send(label, QEvent::MouseButtonRelease, QPointF(22, 2), Qt::LeftButton, Qt::NoButton);
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QVERIFY(!session.transformEdit().has_value());
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QCOMPARE(layerWith(session, first).transform.origin.x(), x);
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QCOMPARE(layerWith(session, second).transform.origin.x(), std::round(x) + 10);
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// A fresh press scrubs the new layer, applied on release.
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drag(label, 5);
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QVERIFY(!session.transformEdit().has_value());
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QCOMPARE(layerWith(session, first).transform.origin.x(), std::round(x) + 5);
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}
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QTEST_MAIN(ScrubbableTransformTests)
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#include "ScrubbableTransformTests.moc"
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