Summary of problem description

It is not possible to change the zoom factor in the application.

actual behaviour

The zoom factor of the rendering windows is hard coded in mitkDisplayInteractor.cpp .

expected behaviour

The zoom factor of the rendering windows should be set in the preference page.

Cause of the bug

Nobody has implemented this yet.

Proposed solution

Add slider for adjusting the zoom factor in the preference page (Tab: General). In mitk::DisplayInteractor::ExecuteOperation the zoom factor from the preference page is passed to the renderer.

Affected classes

Core\Code\Controllers\mitkRenderingManager.ccp

Core\Code\Interactions\mitkDisplayInteractor.cpp

CoreUI\Bundles\org.mitk.gui.qt.common\files.cmake

CoreUI\Bundles\org.mitk.gui.qt.common\manifest.cpp

CoreUI\Bundles\org.mitk.gui.qt.common\plugin.xml

CoreUI\Bundles\org.mitk.gui.qt.common\src\QmitkGeneralPreferencePage.h/.cpp

How will the bugfix get tested?

Manual testing.