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/**
* @file llmanip.h
* @brief LLManip class definition
*
* $LicenseInfo:firstyear=2001&license=viewerlgpl$
* 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_MANIP_H
#define LL_MANIP_H
#include "lltool.h"
//#include "v3math.h"
class LLView;
class LLTextBox;
class LLViewerObject;
class LLToolComposite;
class LLVector3;
class LLObjectSelection;
const S32 MIN_DIVISION_PIXEL_WIDTH = 3;
class LLManip : public LLTool
{
public:
typedef enum e_manip_part
{
LL_NO_PART = 0,
// Translation
LL_X_ARROW,
LL_Y_ARROW,
LL_Z_ARROW,
LL_YZ_PLANE,
LL_XZ_PLANE,
LL_XY_PLANE,
// Scale
LL_CORNER_NNN,
LL_CORNER_NNP,
LL_CORNER_NPN,
LL_CORNER_NPP,
LL_CORNER_PNN,
LL_CORNER_PNP,
LL_CORNER_PPN,
LL_CORNER_PPP,
// Faces
LL_FACE_POSZ,
LL_FACE_POSX,
LL_FACE_POSY,
LL_FACE_NEGX,
LL_FACE_NEGY,
LL_FACE_NEGZ,
// Edges
LL_EDGE_NEGX_NEGY,
LL_EDGE_NEGX_POSY,
LL_EDGE_POSX_NEGY,
LL_EDGE_POSX_POSY,
LL_EDGE_NEGY_NEGZ,
LL_EDGE_NEGY_POSZ,
LL_EDGE_POSY_NEGZ,
LL_EDGE_POSY_POSZ,
LL_EDGE_NEGZ_NEGX,
LL_EDGE_NEGZ_POSX,
LL_EDGE_POSZ_NEGX,
LL_EDGE_POSZ_POSX,
// Rotation Manip
LL_ROT_GENERAL,
LL_ROT_X,
LL_ROT_Y,
LL_ROT_Z,
LL_ROT_ROLL
} EManipPart;
// For use in loops and range checking.
typedef enum e_select_part_ranges
{
LL_ARROW_MIN = LL_X_ARROW,
LL_ARROW_MAX = LL_Z_ARROW,
LL_CORNER_MIN = LL_CORNER_NNN,
LL_CORNER_MAX = LL_CORNER_PPP,
LL_FACE_MIN = LL_FACE_POSZ,
LL_FACE_MAX = LL_FACE_NEGZ,
LL_EDGE_MIN = LL_EDGE_NEGX_NEGY,
LL_EDGE_MAX = LL_EDGE_POSZ_POSX
} EManipPartRanges;
public:
static void rebuild(LLViewerObject* vobj);
LLManip( const std::string& name, LLToolComposite* composite );
virtual bool handleMouseDownOnPart(S32 x, S32 y, MASK mask) = 0;
void renderGuidelines(bool draw_x = true, bool draw_y = true, bool draw_z = true);
static void renderXYZ(const LLVector3 &vec);
/*virtual*/ bool handleMouseUp(S32 x, S32 y, MASK mask);
/*virtual*/ bool handleHover(S32 x, S32 y, MASK mask);
virtual void highlightManipulators(S32 x, S32 y) = 0;
virtual void handleSelect();
virtual void handleDeselect();
virtual bool canAffectSelection() = 0;
EManipPart getHighlightedPart() { return mHighlightedPart; }
LLSafeHandle<LLObjectSelection> getSelection();
protected:
LLVector3 getSavedPivotPoint() const;
LLVector3 getPivotPoint();
void getManipNormal(LLViewerObject* object, EManipPart manip, LLVector3 &normal);
bool getManipAxis(LLViewerObject* object, EManipPart manip, LLVector3 &axis);
F32 getSubdivisionLevel(const LLVector3 &reference_point, const LLVector3 &translate_axis, F32 grid_scale, S32 min_pixel_spacing = MIN_DIVISION_PIXEL_WIDTH, F32 min_subdivisions = sGridMinSubdivisionLevel, F32 max_subdivisions = sGridMaxSubdivisionLevel);
void renderTickValue(const LLVector3& pos, F32 value, const std::string& suffix, const LLColor4 &color);
void renderTickText(const LLVector3& pos, const std::string& suffix, const LLColor4 &color);
void updateGridSettings();
bool getMousePointOnPlaneGlobal(LLVector3d& point, S32 x, S32 y, LLVector3d origin, LLVector3 normal) const;
bool getMousePointOnPlaneAgent(LLVector3& point, S32 x, S32 y, LLVector3 origin, LLVector3 normal);
bool nearestPointOnLineFromMouse( S32 x, S32 y, const LLVector3& b1, const LLVector3& b2, F32 &a_param, F32 &b_param );
LLColor4 setupSnapGuideRenderPass(S32 pass);
protected:
LLFrameTimer mHelpTextTimer;
bool mInSnapRegime;
LLSafeHandle<LLObjectSelection> mObjectSelection;
EManipPart mHighlightedPart;
EManipPart mManipPart;
static F32 sHelpTextVisibleTime;
static F32 sHelpTextFadeTime;
static S32 sNumTimesHelpTextShown;
static S32 sMaxTimesShowHelpText;
static F32 sGridMaxSubdivisionLevel;
static F32 sGridMinSubdivisionLevel;
static LLVector2 sTickLabelSpacing;
};
#endif
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