// Set up a scrollView...
ScrollView scrollView = ScrollView::New();
+ scrollView.SetOvershootEnabled(true);
Stage::GetCurrent().Add( scrollView );
Vector2 stageSize = Stage::GetCurrent().GetSize();
scrollView.SetSize(stageSize);
// Set up a scrollView...
ScrollView scrollView = ScrollView::New();
+ scrollView.SetOvershootEnabled(true);
Stage::GetCurrent().Add( scrollView );
Vector2 stageSize = Stage::GetCurrent().GetSize();
scrollView.SetSize(stageSize);
currentPos = PerformGestureDiagonalSwipe(application, OVERSHOOT_START_SCROLL_POSITION, Vector2(1.0f, 1.0f), 105, false);
overshootXValue = scrollView.GetProperty<float>(ScrollView::Property::OVERSHOOT_X);
overshootYValue = scrollView.GetProperty<float>(ScrollView::Property::OVERSHOOT_Y);
- DALI_TEST_CHECK(overshootXValue > 0.49f && overshootXValue < 0.51f);
- DALI_TEST_CHECK(overshootYValue > 0.49f && overshootYValue < 0.51f);
+ // The overshoot value is a 0.0f - 1.0f ranged value of the amount overshot related to the maximum overshoot.
+ // EG. If we move 105, max overshoot is 50, then we overshot 50 / 105.
+ float correctOvershootValue = 50.0f / 105.f;
+ DALI_TEST_EQUALS( overshootXValue, correctOvershootValue, 0.001f, TEST_LOCATION );
+ DALI_TEST_EQUALS( overshootYValue, correctOvershootValue, 0.001f, TEST_LOCATION );
// Scroll page further in NW (-30,-30 pixels), then check that overshoot should be now 1.0. (don't release touch)
currentPos = PerformGestureDiagonalSwipe(application, OVERSHOOT_START_SCROLL_POSITION, Vector2(1.0f, 1.0f), 30, false);
Wait(application);
// Try a vertical swipe.
PerformGestureDiagonalSwipe(application, START_POSITION, Vector2(0.0f, 1.0f), 60, true);
- DALI_TEST_EQUALS( scrollView.GetCurrentScrollPosition(), Vector2(10.0f, -50.0f), TEST_LOCATION );
+ // Take into account resampling done when prediction is off.
+ DALI_TEST_EQUALS( scrollView.GetCurrentScrollPosition() - Vector2(0.0f, 0.5f), Vector2(10.0f, -50.0f), 0.25f, TEST_LOCATION );
scrollView.SetScrollingDirection(Dali::PanGestureDetector::DIRECTION_VERTICAL);
Wait(application);
// Try a vertical swipe.
PerformGestureDiagonalSwipe(application, START_POSITION, Vector2(0.0f, 1.0f), 60, true);
- DALI_TEST_EQUALS( scrollView.GetCurrentScrollPosition(), Vector2(10.0f, -50.0f), TEST_LOCATION );
+ DALI_TEST_EQUALS( scrollView.GetCurrentScrollPosition() - Vector2(0.0f, 0.5f), Vector2(10.0f, -50.0f), 0.25f, TEST_LOCATION );
END_TEST;
}
Wait(application);
// Try a vertical swipe.
PerformGestureDiagonalSwipe(application, START_POSITION, Vector2(0.0f, 1.0f), 60, true);
- DALI_TEST_EQUALS( scrollView.GetCurrentScrollPosition(), Vector2(10.0f, -50.0f), TEST_LOCATION );
+ // Take into account resampling done when prediction is off.
+ DALI_TEST_EQUALS( scrollView.GetCurrentScrollPosition() - Vector2(0.0f, 0.5f), Vector2(10.0f, -50.0f), 0.25f, TEST_LOCATION );
END_TEST;
}
END_TEST;
}
+
+// Non-API test (so no P or N variant).
+int UtcDaliToolkitScrollViewGesturePageLimit(void)
+{
+ ToolkitTestApplication application;
+ tet_infoline( " UtcDaliToolkitScrollViewGesturePageLimit" );
+
+ // Set up a scrollView.
+ ScrollView scrollView = ScrollView::New();
+
+ // Do not rely on stage size for UTC tests.
+ Vector2 pageSize( 720.0f, 1280.0f );
+ scrollView.SetResizePolicy( ResizePolicy::FIXED, Dimension::ALL_DIMENSIONS );
+ scrollView.SetSize( pageSize );
+ scrollView.SetParentOrigin( ParentOrigin::CENTER );
+ scrollView.SetAnchorPoint( AnchorPoint::CENTER );
+ scrollView.SetPosition( 0.0f, 0.0f, 0.0f );
+
+ // Position rulers.
+ // We set the X ruler to fixed to give us pages to snap to.
+ Dali::Toolkit::FixedRuler* rulerX = new Dali::Toolkit::FixedRuler( pageSize.width );
+ // Note: The 3x page width is arbitary, but we need enough to show that we are
+ // capping page movement by the page limiter, and not the domain.
+ rulerX->SetDomain( Dali::Toolkit::RulerDomain( 0.0f, pageSize.width * 3.0f, false ) );
+ Dali::Toolkit::RulerPtr rulerY = new Dali::Toolkit::DefaultRuler();
+ rulerY->Disable();
+ scrollView.SetRulerX( rulerX );
+ scrollView.SetRulerY( rulerY );
+
+ scrollView.SetWrapMode( false );
+ scrollView.SetScrollSensitive( true );
+
+ Stage::GetCurrent().Add( scrollView );
+
+ // Set up a gesture to perform.
+ Vector2 startPos( 50.0f, 0.0f );
+ Vector2 direction( -5.0f, 0.0f );
+ int frames = 200;
+
+ // Force starting position.
+ scrollView.ScrollTo( startPos, 0.0f );
+ Wait( application );
+
+ // Deliberately skip the "Finished" part of the gesture, so we can read the coordinates before the snap begins.
+ Vector2 currentPos( PerformGestureDiagonalSwipe( application, startPos, direction, frames - 1, false ) );
+
+ // Confirm the final X coord has not moved more than one page from the start X position.
+ DALI_TEST_GREATER( ( startPos.x + pageSize.width ), scrollView.GetCurrentScrollPosition().x, TEST_LOCATION );
+
+ // Finish the gesture and wait for the snap.
+ currentPos += direction;
+ SendPan( application, Gesture::Finished, currentPos );
+ // We add RENDER_FRAME_INTERVAL on to wait for an extra frame (for the last "finished" gesture to complete first.
+ Wait( application, RENDER_DELAY_SCROLL + RENDER_FRAME_INTERVAL );
+
+ // Confirm the final X coord has snapped to exactly one page ahead of the start page.
+ DALI_TEST_EQUALS( pageSize.width, scrollView.GetCurrentScrollPosition().x, Math::MACHINE_EPSILON_0, TEST_LOCATION );
+
+ END_TEST;
+}