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/**
* @file llpanelmsgs.h
* @brief Message popup preferences panel
*
* $LicenseInfo:firstyear=2003&license=viewerlgpl$
* Second Life Viewer Source Code
* Copyright (C) 2010, Linden Research, Inc.
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation;
* version 2.1 of the License only.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*
* Linden Research, Inc., 945 Battery Street, San Francisco, CA 94111 USA
* $/LicenseInfo$
*/
#ifndef LL_VIEWERMEDIAFOCUS_H
#define LL_VIEWERMEDIAFOCUS_H
// includes for LLViewerMediaFocus
#include "llfocusmgr.h"
#include "llviewermedia.h"
#include "llviewerobject.h"
#include "llviewerwindow.h"
#include "llselectmgr.h"
class LLViewerMediaImpl;
class LLPanelPrimMediaControls;
class LLViewerMediaFocus :
public LLFocusableElement,
public LLSingleton<LLViewerMediaFocus>
{
public:
LLViewerMediaFocus();
~LLViewerMediaFocus();
// Set/clear the face that has media focus (takes keyboard input and has the full set of controls)
void setFocusFace(LLPointer<LLViewerObject> objectp, S32 face, viewer_media_t media_impl, LLVector3 pick_normal = LLVector3::zero);
void clearFocus();
// Set/clear the face that has "media hover" (has the mimimal set of controls to zoom in or pop out into a media browser).
// If a media face has focus, the media hover will be ignored.
void setHoverFace(LLPointer<LLViewerObject> objectp, S32 face, viewer_media_t media_impl, LLVector3 pick_normal = LLVector3::zero);
void clearHover();
/*virtual*/ bool getFocus();
/*virtual*/ BOOL handleKey(KEY key, MASK mask, BOOL called_from_parent);
/*virtual*/ BOOL handleKeyUp(KEY key, MASK mask, BOOL called_from_parent);
/*virtual*/ BOOL handleUnicodeChar(llwchar uni_char, BOOL called_from_parent);
BOOL handleScrollWheel(S32 x, S32 y, S32 clicks);
void update();
static void setCameraZoom(LLViewerObject* object, LLVector3 normal, F32 padding_factor, bool zoom_in_only = false);
static F32 getBBoxAspectRatio(const LLBBox& bbox, const LLVector3& normal, F32* height, F32* width, F32* depth);
bool isFocusedOnFace(LLPointer<LLViewerObject> objectp, S32 face);
bool isHoveringOverFace(LLPointer<LLViewerObject> objectp, S32 face);
// These look up (by uuid) and return the values that were set with setFocusFace. They will return null if the objects have been destroyed.
LLViewerMediaImpl* getFocusedMediaImpl();
LLViewerObject* getFocusedObject();
S32 getFocusedFace() { return mFocusedObjectFace; }
LLUUID getFocusedObjectID() { return mFocusedObjectID; }
// These look up (by uuid) and return the values that were set with setHoverFace. They will return null if the objects have been destroyed.
LLViewerMediaImpl* getHoverMediaImpl();
LLViewerObject* getHoverObject();
S32 getHoverFace() { return mHoverObjectFace; }
// Try to focus/zoom on the specified media (if it's on an object in world).
void focusZoomOnMedia(LLUUID media_id);
// Are we zoomed in?
bool isZoomed() const;
void unZoom();
// Return the ID of the media instance the controls are currently attached to (either focus or hover).
LLUUID getControlsMediaID();
protected:
/*virtual*/ void onFocusReceived();
/*virtual*/ void onFocusLost();
private:
LLHandle<LLPanelPrimMediaControls> mMediaControls;
LLObjectSelectionHandle mSelection;
LLUUID mFocusedObjectID;
S32 mFocusedObjectFace;
LLUUID mFocusedImplID;
LLVector3 mFocusedObjectNormal;
LLUUID mHoverObjectID;
S32 mHoverObjectFace;
LLUUID mHoverImplID;
LLVector3 mHoverObjectNormal;
};
#endif // LL_VIEWERMEDIAFOCUS_H
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