163 lines
3.2 KiB
C++
163 lines
3.2 KiB
C++
/**
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* @file lltoolobjpicker.cpp
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* @brief LLToolObjPicker class implementation
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*
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* Copyright (c) 2001-$CurrentYear$, Linden Research, Inc.
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* $License$
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*/
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// LLToolObjPicker is a transient tool, useful for a single object pick.
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#include "llviewerprecompiledheaders.h"
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#include "lltoolobjpicker.h"
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#include "llagent.h"
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#include "llselectmgr.h"
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#include "llworld.h"
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#include "viewer.h" // for gFPSClamped, pie menus
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#include "llviewercontrol.h"
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#include "llmenugl.h"
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#include "lltoolmgr.h"
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#include "llviewerobject.h"
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#include "llviewerobjectlist.h"
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#include "llviewermenu.h"
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#include "llviewercamera.h"
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#include "llviewerwindow.h"
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#include "lldrawable.h"
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LLToolObjPicker* gToolObjPicker = NULL;
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LLToolObjPicker::LLToolObjPicker()
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: LLTool( "ObjPicker", NULL ),
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mPicked( FALSE ),
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mHitObjectID( LLUUID::null ),
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mExitCallback( NULL ),
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mExitCallbackData( NULL )
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{ }
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// returns TRUE if an object was selected
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BOOL LLToolObjPicker::handleMouseDown(S32 x, S32 y, MASK mask)
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{
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LLView* viewp = gViewerWindow->getRootView();
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BOOL handled = viewp->handleMouseDown(x, y, mask);
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mHitObjectID.setNull();
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if (! handled)
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{
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// didn't click in any UI object, so must have clicked in the world
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gViewerWindow->hitObjectOrLandGlobalAsync(x, y, mask, pickCallback);
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handled = TRUE;
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}
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else
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{
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if (hasMouseCapture())
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{
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setMouseCapture(FALSE);
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}
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else
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{
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llwarns << "PickerTool doesn't have mouse capture on mouseDown" << llendl;
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}
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}
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// Pass mousedown to base class
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LLTool::handleMouseDown(x, y, mask);
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return handled;
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}
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void LLToolObjPicker::pickCallback(S32 x, S32 y, MASK mask)
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{
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// You must hit the body for this tool to think you hit the object.
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LLViewerObject* objectp = NULL;
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objectp = gObjectList.findObject( gLastHitObjectID );
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if (objectp)
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{
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gToolObjPicker->mHitObjectID = objectp->mID;
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gToolObjPicker->mPicked = TRUE;
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}
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}
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BOOL LLToolObjPicker::handleMouseUp(S32 x, S32 y, MASK mask)
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{
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LLView* viewp = gViewerWindow->getRootView();
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BOOL handled = viewp->handleHover(x, y, mask);
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if (handled)
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{
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// let UI handle this
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}
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LLTool::handleMouseUp(x, y, mask);
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if (hasMouseCapture())
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{
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setMouseCapture(FALSE);
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}
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else
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{
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llwarns << "PickerTool doesn't have mouse capture on mouseUp" << llendl;
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}
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return handled;
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}
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BOOL LLToolObjPicker::handleHover(S32 x, S32 y, MASK mask)
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{
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LLView *viewp = gViewerWindow->getRootView();
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BOOL handled = viewp->handleHover(x, y, mask);
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if (!handled)
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{
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// Used to do pick on hover. Now we just always display the cursor.
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ECursorType cursor = UI_CURSOR_ARROWLOCKED;
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cursor = UI_CURSOR_TOOLPICKOBJECT3;
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gViewerWindow->getWindow()->setCursor(cursor);
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}
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return handled;
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}
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void LLToolObjPicker::onMouseCaptureLost()
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{
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if (mExitCallback)
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{
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mExitCallback(mExitCallbackData);
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mExitCallback = NULL;
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mExitCallbackData = NULL;
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}
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mPicked = FALSE;
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mHitObjectID.setNull();
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}
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// virtual
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void LLToolObjPicker::setExitCallback(void (*callback)(void *), void *callback_data)
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{
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mExitCallback = callback;
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mExitCallbackData = callback_data;
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}
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// virtual
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void LLToolObjPicker::handleSelect()
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{
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LLTool::handleSelect();
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setMouseCapture(TRUE);
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}
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// virtual
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void LLToolObjPicker::handleDeselect()
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{
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if (hasMouseCapture())
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{
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LLTool::handleDeselect();
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setMouseCapture(FALSE);
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}
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}
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