Mercurial > hg > orthanc-stone
diff Framework/Scene2D/PanSceneTracker.cpp @ 700:059e1fd05fd6 refactor-viewport-controller
Introduced the ViewportController that sits between the application and the
Scene2D to handle the trackers and measuring tools. This is a work in progress.
The Scene2D is no longer an observable. Message sending is managed by the
ViewportController.
Move some refs to shared and weak to prevent lifetime issues.
author | Benjamin Golinvaux <bgo@osimis.io> |
---|---|
date | Sun, 19 May 2019 16:26:17 +0200 |
parents | b716763571ad |
children | c0fcb2757b0a |
line wrap: on
line diff
--- a/Framework/Scene2D/PanSceneTracker.cpp Fri May 17 09:20:46 2019 +0200 +++ b/Framework/Scene2D/PanSceneTracker.cpp Sun May 19 16:26:17 2019 +0200 @@ -20,27 +20,34 @@ #include "PanSceneTracker.h" +#include <Framework/Scene2DViewport/ViewportController.h> namespace OrthancStone { - PanSceneTracker::PanSceneTracker(Scene2D& scene, - const PointerEvent& event) : - scene_(scene), - originalSceneToCanvas_(scene_.GetSceneToCanvasTransform()), - originalCanvasToScene_(scene_.GetCanvasToSceneTransform()) + PanSceneTracker::PanSceneTracker(ViewportControllerWPtr controllerW, + const PointerEvent& event) + : OneGesturePointerTracker(controllerW) + , originalSceneToCanvas_(GetController()->GetSceneToCanvasTransform()) + , originalCanvasToScene_(GetController()->GetCanvasToSceneTransform()) { pivot_ = event.GetMainPosition().Apply(originalCanvasToScene_); } - void PanSceneTracker::Update(const PointerEvent& event) + void PanSceneTracker::PointerMove(const PointerEvent& event) { ScenePoint2D p = event.GetMainPosition().Apply(originalCanvasToScene_); - scene_.SetSceneToCanvasTransform( + GetController()->SetSceneToCanvasTransform( AffineTransform2D::Combine( originalSceneToCanvas_, AffineTransform2D::CreateOffset(p.GetX() - pivot_.GetX(), p.GetY() - pivot_.GetY()))); } + + void PanSceneTracker::Cancel() + { + GetController()->SetSceneToCanvasTransform(originalSceneToCanvas_); + } + }