/** * @file lltoolbrush.h * @brief toolbrush class header file * * $LicenseInfo:firstyear=2002&license=viewerlgpl$ * 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_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> { LLSINGLETON(LLToolBrushLand); typedef std::set<LLViewerRegion*> region_list_t; public: // 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 canTerraformRegion(LLViewerRegion* regionp) const; bool canTerraformParcel(LLViewerRegion* regionp) const; // Modal dialog that you can't terraform the region void alertNoTerraformRegion(LLViewerRegion* regionp); void alertNoTerraformParcel(); 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