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/**
* @file lltoolbrush.h
* @brief toolbrush class header file
*
* Copyright (c) 2002-$CurrentYear$, Linden Research, Inc.
* $License$
*/
#ifndef LL_LLTOOLBRUSH_H
#define LL_LLTOOLBRUSH_H
#include "lltool.h"
#include "v3math.h"
#include "lleditmenuhandler.h"
class LLSurface;
class LLVector3d;
class LLViewerRegion;
template<class DATA_TYPE> class LLLinkedList;
//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
// Class LLToolBrushLand
//
// A toolbrush that modifies the land.
//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
class LLToolBrushLand : public LLTool, public LLEditMenuHandler
{
public:
LLToolBrushLand();
// x,y in window coords, 0,0 = left,bot
virtual BOOL handleMouseDown( S32 x, S32 y, MASK mask );
virtual BOOL handleMouseUp( S32 x, S32 y, MASK mask );
virtual BOOL handleHover( S32 x, S32 y, MASK mask );
virtual void handleSelect();
virtual void handleDeselect();
// isAlwaysRendered() - return true if this is a tool that should
// always be rendered regardless of selection.
virtual BOOL isAlwaysRendered() { return TRUE; }
// Draw the area that will be affected.
virtual void render();
// on Idle is where the land modification actually occurs
static void onIdle(void* brush_tool);
void onMouseCaptureLost();
void modifyLandInSelectionGlobal();
virtual void undo();
virtual BOOL canUndo() { return TRUE; }
//virtual void redo();
virtual BOOL canRedo() { return FALSE; }
protected:
void brush( void );
void modifyLandAtPointGlobal( const LLVector3d &spot, MASK mask );
void determineAffectedRegions(LLLinkedList<LLViewerRegion>& regions,
const LLVector3d& spot) const;
void renderOverlay(LLSurface& land, const LLVector3& pos_region,
const LLVector3& pos_world);
// Does region allow terraform, or are we a god?
bool canTerraform(LLViewerRegion* regionp) const;
// Modal dialog that you can't terraform the region
void alertNoTerraform(LLViewerRegion* regionp);
protected:
F32 mStartingZ;
S32 mMouseX;
S32 mMouseY;
S32 mBrushIndex;
BOOL mGotHover;
BOOL mLastShowParcelOwners;
BOOL mBrushSelected;
LLLinkedList<LLViewerRegion> mLastAffectedRegions;
};
extern LLToolBrushLand *gToolLand;
#endif // LL_LLTOOLBRUSH_H
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