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Shift keeps moved pixels on a line; Ctrl+A selects the canvas from the Layers panel (13.10)

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ZacharyZhang-NY committed 2026-10-01 14:35:13 -04:00
1 parent 765e071c0c
commit 51e373af4c
6 files changed
+54 -32
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tests/SelectionCanvasTests.cpp
+33
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@@ -11,6 +11,7 @@ private slots:
void focusLossEndsAMarqueeDraftAndAnOutlineMove();
void shiftDeleteBeginsAContentAwareFill();
void aCtrlDragMovesSelectedPixelsAndCtrlArrowsNudgeThem();
void shiftKeepsMovedPixelsOnALine();
};
void SelectionCanvasTests::marqueeDragsSelectShiftAddsAltSubtractsAndAFreshShiftSquares()
@@ -322,5 +323,37 @@ void SelectionCanvasTests::aCtrlDragMovesSelectedPixelsAndCtrlArrowsNudgeThem()
QVERIFY(session.lassoDraft().has_value() && !session.pixelMove());
}
void SelectionCanvasTests::shiftKeepsMovedPixelsOnALine()
{
Canvas shown;
EditorSession &session = shown.session;
QImage red = BrushRaster::context(400, 300, false);
red.fill(Qt::red);
session.insert(ImportedImage(red, red, "Red"));
session.applySelection(rectPath(QRectF(20, 20, 40, 40)), SelectionMode::replace, "Select");
shown.canvas->synchronizeDisplay();
const auto box = [&] { return session.displayedSelection().value().path.boundingRect(); };
shown.press(QPointF(40, 40), Qt::ControlModifier);
QVERIFY(session.pixelMove());
// Across: the drag went further that way.
shown.move(QPointF(100, 55), Qt::ControlModifier | Qt::ShiftModifier);
QCOMPARE(box(), QRectF(80, 20, 40, 40));
// Down, then a tie keeps across.
shown.move(QPointF(50, 100), Qt::ControlModifier | Qt::ShiftModifier);
QCOMPARE(box(), QRectF(20, 80, 40, 40));
shown.move(QPointF(10, 10), Qt::ControlModifier | Qt::ShiftModifier);
QCOMPARE(box(), QRectF(-10, 20, 40, 40));
// Lengths, not signs: left beats a shorter down.
shown.move(QPointF(0, 50), Qt::ControlModifier | Qt::ShiftModifier);
QCOMPARE(box(), QRectF(-20, 20, 40, 40));
// Without Shift both ways.
shown.move(QPointF(60, 55), Qt::ControlModifier);
QCOMPARE(box(), QRectF(40, 35, 40, 40));
shown.move(QPointF(70, 45), Qt::ControlModifier | Qt::ShiftModifier);
shown.release(QPointF(70, 45), Qt::ControlModifier | Qt::ShiftModifier);
QTRY_VERIFY(!session.pixelMove());
QCOMPARE(session.selection().value().path.boundingRect(), QRectF(50, 20, 40, 40));
}
QTEST_MAIN(SelectionCanvasTests)
#include "SelectionCanvasTests.moc"