/** * @file lltoolbrush.h * @brief toolbrush class header file * * $LicenseInfo:firstyear=2002&license=viewergpl$ * * Copyright (c) 2002-2009, Linden Research, Inc. * * Second Life Viewer Source Code * The source code in this file ("Source Code") is provided by Linden Lab * to you under the terms of the GNU General Public License, version 2.0 * ("GPL"), unless you have obtained a separate licensing agreement * ("Other License"), formally executed by you and Linden Lab. Terms of * the GPL can be found in doc/GPL-license.txt in this distribution, or * online at http://secondlifegrid.net/programs/open_source/licensing/gplv2 * * There are special exceptions to the terms and conditions of the GPL as * it is applied to this Source Code. View the full text of the exception * in the file doc/FLOSS-exception.txt in this software distribution, or * online at * http://secondlifegrid.net/programs/open_source/licensing/flossexception * * By copying, modifying or distributing this software, you acknowledge * that you have read and understood your obligations described above, * and agree to abide by those obligations. * * ALL LINDEN LAB SOURCE CODE IS PROVIDED "AS IS." LINDEN LAB MAKES NO * WARRANTIES, EXPRESS, IMPLIED OR OTHERWISE, REGARDING ITS ACCURACY, * COMPLETENESS OR PERFORMANCE. * $/LicenseInfo$ */ #ifndef LL_LLTOOLBRUSH_H #define LL_LLTOOLBRUSH_H #include "lltool.h" #include "v3math.h" #include "lleditmenuhandler.h" class LLSurface; class LLVector3d; class LLViewerRegion; //~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ // Class LLToolBrushLand // // A toolbrush that modifies the land. //~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ class LLToolBrushLand : public LLTool, public LLEditMenuHandler, public LLSingleton<LLToolBrushLand> { typedef std::set<LLViewerRegion*> region_list_t; 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() const { return TRUE; } protected: void brush( void ); void modifyLandAtPointGlobal( const LLVector3d &spot, MASK mask ); void determineAffectedRegions(region_list_t& 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; F32 mBrushSize; BOOL mGotHover; BOOL mBrushSelected; // Order doesn't matter and we do check for existance of regions, so use a set region_list_t mLastAffectedRegions; private: U8 getBrushIndex(); }; #endif // LL_LLTOOLBRUSH_H