1 files changed, 176 insertions, 0 deletions
diff --git a/include/svx/sdr/contact/objectcontact.hxx b/include/svx/sdr/contact/objectcontact.hxx
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index 000000000..3e9b1b76d
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+++ b/include/svx/sdr/contact/objectcontact.hxx
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+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * This file is part of the LibreOffice project.
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ *
+ * This file incorporates work covered by the following license notice:
+ *
+ *   Licensed to the Apache Software Foundation (ASF) under one or more
+ *   contributor license agreements. See the NOTICE file distributed
+ *   with this work for additional information regarding copyright
+ *   ownership. The ASF licenses this file to you under the Apache
+ *   License, Version 2.0 (the "License"); you may not use this file
+ *   except in compliance with the License. You may obtain a copy of
+ *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
+ */
+
+#ifndef INCLUDED_SVX_SDR_CONTACT_OBJECTCONTACT_HXX
+#define INCLUDED_SVX_SDR_CONTACT_OBJECTCONTACT_HXX
+
+#include <svx/sdr/animation/objectanimator.hxx>
+#include <svx/sdr/animation/animationstate.hxx>
+#include <svx/svxdllapi.h>
+#include <drawinglayer/geometry/viewinformation2d.hxx>
+
+class SdrLayerIDSet;
+namespace tools { class Rectangle; }
+class SdrPageView;
+class OutputDevice;
+
+namespace basegfx {
+    class B2DRange;
+    class B2DHomMatrix;
+}
+
+namespace sdr::contact {
+
+class DisplayInfo;
+class ViewContact;
+class ViewObjectContactRedirector;
+
+class SVXCORE_DLLPUBLIC ObjectContact
+{
+private:
+    // make ViewObjectContact a friend to exclusively allow it to use
+    // AddViewObjectContact/RemoveViewObjectContact
+    friend class ViewObjectContact;
+
+    // All VOCs which are created using this OC, thus remembering this OC
+    // as a reference. All those VOCs need to be deleted when the OC goes down.
+    // Registering and de-registering is done in the VOC constructors/destructors.
+    std::vector< ViewObjectContact* >               maViewObjectContactVector;
+
+    // A new ViewObjectContact was created and shall be remembered.
+    void AddViewObjectContact(ViewObjectContact& rVOContact);
+
+    // A ViewObjectContact was deleted and shall be forgotten.
+    void RemoveViewObjectContact(ViewObjectContact& rVOContact);
+
+    // the primitiveAnimator which is used if this View and/or the contained primitives
+    // support animatedSwitchPrimitives
+    sdr::animation::primitiveAnimator               maPrimitiveAnimator;
+
+    // The redirector. If set it is used to pipe all supported calls
+    // to the redirector
+    ViewObjectContactRedirector*                    mpViewObjectContactRedirector;
+
+    // the Primitive2DParameters containing view information
+    drawinglayer::geometry::ViewInformation2D       maViewInformation2D;
+
+    // flag for preview renderer
+    bool                                            mbIsPreviewRenderer : 1;
+
+protected:
+    // Interface to allow derivates to travel over the registered VOC's
+    sal_uInt32 getViewObjectContactCount() const { return maViewObjectContactVector.size(); }
+    ViewObjectContact* getViewObjectContact(sal_uInt32 a) const { return maViewObjectContactVector[a]; }
+
+    // interface to allow derivates to set PreviewRenderer flag
+    void setPreviewRenderer(bool bNew) { mbIsPreviewRenderer = bNew; }
+
+    // interface to allow derivates to set ViewInformation2D
+    void updateViewInformation2D(const drawinglayer::geometry::ViewInformation2D& rViewInformation2D) { maViewInformation2D = rViewInformation2D; }
+
+public:
+    // basic constructor
+    ObjectContact();
+    virtual ~ObjectContact() COVERITY_NOEXCEPT_FALSE;
+
+    // LazyInvalidate request. This is used from the VOCs to mark that they
+    // got invalidated by an ActionChanged() call. An active view needs to remember
+    // this and take action on it. Default implementation directly calls back
+    // triggerLazyInvalidate() which promptly handles the request
+    virtual void setLazyInvalidate(ViewObjectContact& rVOC);
+
+    // call this to support evtl. preparations for repaint. Default does nothing
+    virtual void PrepareProcessDisplay();
+
+    // Process the whole displaying
+    virtual void ProcessDisplay(DisplayInfo& rDisplayInfo);
+
+    // test if visualizing of entered groups is switched on at all. Default
+    // implementation returns sal_False.
+    virtual bool DoVisualizeEnteredGroup() const;
+
+    // get active group's (the entered group) ViewContact
+    virtual const ViewContact* getActiveViewContact() const;
+
+    // Invalidate given rectangle at the window/output which is represented by
+    // this ObjectContact. Default does nothing.
+    virtual void InvalidatePartOfView(const basegfx::B2DRange& rRange) const;
+
+    // Get info about the need to visualize GluePoints. The default
+    // is that it is not necessary.
+    virtual bool AreGluePointsVisible() const;
+
+    // method to get the primitiveAnimator
+    sdr::animation::primitiveAnimator& getPrimitiveAnimator() {  return maPrimitiveAnimator; }
+
+    // check if text animation is allowed. Default is sal_true.
+    virtual bool IsTextAnimationAllowed() const;
+
+    // check if graphic animation is allowed. Default is sal_true.
+    virtual bool IsGraphicAnimationAllowed() const;
+
+    // access to ViewObjectContactRedirector
+    ViewObjectContactRedirector* GetViewObjectContactRedirector() const {  return mpViewObjectContactRedirector; }
+    void SetViewObjectContactRedirector(ViewObjectContactRedirector* pNew);
+
+    // print? Default is false
+    virtual bool isOutputToPrinter() const;
+
+    // recording MetaFile? Default is false
+    virtual bool isOutputToRecordingMetaFile() const;
+
+    // pdf export? Default is false
+    virtual bool isOutputToPDFFile() const;
+    virtual bool isExportTaggedPDF() const;
+
+    // gray display mode
+    virtual bool isDrawModeGray() const;
+
+    // high contrast display mode
+    virtual bool isDrawModeHighContrast() const;
+
+    // check if this is a preview renderer. Default is sal_False.
+    bool IsPreviewRenderer() const { return mbIsPreviewRenderer; }
+
+    // get Primitive2DParameters for this view
+    const drawinglayer::geometry::ViewInformation2D& getViewInformation2D() const { return maViewInformation2D; }
+
+    /// access to SdrPageView. May return 0L like the default implementations do. Override as needed.
+    virtual SdrPageView* TryToGetSdrPageView() const;
+
+    /// access to OutputDevice. May return 0L like the default implementations do. Override as needed.
+    virtual OutputDevice* TryToGetOutputDevice() const;
+
+    // interface to support GridOffset for non-linear ViewToDevice transformation (calc)
+    virtual bool supportsGridOffsets() const;
+    virtual void calculateGridOffsetForViewOjectContact(
+        basegfx::B2DVector& rTarget,
+        const ViewObjectContact& rClient) const;
+    virtual void calculateGridOffsetForB2DRange(
+        basegfx::B2DVector& rTarget,
+        const basegfx::B2DRange& rB2DRange) const;
+    void resetAllGridOffsets();
+};
+
+}
+
+
+#endif // INCLUDED_SVX_SDR_CONTACT_OBJECTCONTACT_HXX
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */