109 lines
3.2 KiB
C++
109 lines
3.2 KiB
C++
/**
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* @file lltoolbrush.h
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* @brief toolbrush class header file
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*
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* $LicenseInfo:firstyear=2002&license=viewerlgpl$
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* Second Life Viewer Source Code
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* Copyright (C) 2010, Linden Research, Inc.
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation;
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* version 2.1 of the License only.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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*
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* Linden Research, Inc., 945 Battery Street, San Francisco, CA 94111 USA
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* $/LicenseInfo$
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*/
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#ifndef LL_LLTOOLBRUSH_H
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#define LL_LLTOOLBRUSH_H
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#include "lltool.h"
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#include "v3math.h"
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#include "lleditmenuhandler.h"
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class LLSurface;
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class LLVector3d;
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class LLViewerRegion;
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//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
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// Class LLToolBrushLand
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//
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// A toolbrush that modifies the land.
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//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
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class LLToolBrushLand : public LLTool, public LLEditMenuHandler, public LLSingleton<LLToolBrushLand>
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{
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typedef std::set<LLViewerRegion*> region_list_t;
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public:
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LLToolBrushLand();
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// x,y in window coords, 0,0 = left,bot
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virtual BOOL handleMouseDown( S32 x, S32 y, MASK mask );
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virtual BOOL handleMouseUp( S32 x, S32 y, MASK mask );
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virtual BOOL handleHover( S32 x, S32 y, MASK mask );
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virtual void handleSelect();
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virtual void handleDeselect();
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// isAlwaysRendered() - return true if this is a tool that should
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// always be rendered regardless of selection.
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virtual BOOL isAlwaysRendered() { return TRUE; }
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// Draw the area that will be affected.
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virtual void render();
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// on Idle is where the land modification actually occurs
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static void onIdle(void* brush_tool);
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void onMouseCaptureLost();
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void modifyLandInSelectionGlobal();
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virtual void undo();
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virtual BOOL canUndo() const { return TRUE; }
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protected:
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void brush( void );
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void modifyLandAtPointGlobal( const LLVector3d &spot, MASK mask );
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void determineAffectedRegions(region_list_t& regions,
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const LLVector3d& spot) const;
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void renderOverlay(LLSurface& land, const LLVector3& pos_region,
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const LLVector3& pos_world);
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// Does region allow terraform, or are we a god?
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bool canTerraformRegion(LLViewerRegion* regionp) const;
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bool canTerraformParcel(LLViewerRegion* regionp) const;
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// Modal dialog that you can't terraform the region
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void alertNoTerraformRegion(LLViewerRegion* regionp);
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void alertNoTerraformParcel();
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protected:
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F32 mStartingZ;
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S32 mMouseX;
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S32 mMouseY;
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F32 mBrushSize;
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BOOL mGotHover;
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BOOL mBrushSelected;
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// Order doesn't matter and we do check for existance of regions, so use a set
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region_list_t mLastAffectedRegions;
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private:
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U8 getBrushIndex();
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};
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#endif // LL_LLTOOLBRUSH_H
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