khanat-code-old/code/ryzom/client/src/r2/tool_choose_pos.h
2014-02-07 19:29:36 -08:00

127 lines
4 KiB
C++

// Ryzom - MMORPG Framework <http://dev.ryzom.com/projects/ryzom/>
// Copyright (C) 2010 Winch Gate Property Limited
//
// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU Affero General Public License as
// published by the Free Software Foundation, either version 3 of the
// License, or (at your option) any later version.
//
// This program 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 Affero General Public License for more details.
//
// You should have received a copy of the GNU Affero General Public License
// along with this program. If not, see <http://www.gnu.org/licenses/>.
#ifndef R2_TOOL_CHOOSE_POS_H
#define R2_TOOL_CHOOSE_POS_H
#include "tool.h"
#include "../decal.h"
#include "prim_render.h"
#include "nel/misc/vector.h"
#include "nel/misc/polygon.h"
class CEntity;
class CEntityCL;
namespace NLGUI
{
class CLuaObject;
}
namespace R2
{
/**
* Tool to choose a position on landscape, with transparent entity drawn under the mouse
* A transparent version of the entity to be created is drawn under the mouse
* at the chosen position.
* Additionnally, a set of zone can be created to choose the pos. These zone must be at a valid
* position on the map to allow validation
*
*/
class CToolChoosePos : public CTool
{
public:
CToolChoosePos() { nlassert(0); }
enum TAction { NoAction, SelectPos, Cancel };
//
CToolChoosePos(sint ghostSlot,
const std::string &cursValid = "curs_create.tga",
const std::string &cursInvalid = "curs_stop.tga",
const std::vector<NLMISC::CPolygon2D> &polyList = std::vector<NLMISC::CPolygon2D>(),
const CPrimLook &polyValidLook = CPrimLook(),
const CPrimLook &polyInvalidLook = CPrimLook()
);
/** Init for multiple pos selection (for the creation tool)
* Multiple position can be chosen by holding 'shift' down
*/
void enableMultiPos(const std::string &cursValidMulti = "curs_create_multi.tga");
bool isMultiPos() const { return _MultiPos; }
// force multi-creation to be used by default (no need for the shift key down)
void lockMultiPos() { _MultiPosLocked = true; }
// {}
~CToolChoosePos();
// from CTool
virtual const char *getToolUIName() const { return ""; }
virtual bool isCreationTool() const { return true; }
virtual void updateAfterRender();
virtual void updateBeforeRender();
virtual bool onMouseLeftButtonClicked();
virtual bool onMouseRightButtonClicked();
virtual void cancel();
/** Update the cursor on the ui. Depending on the context the cursor
* may take different shapes (for example, it wouldn't show a 'stop' cursor when
* the palette is under and one has just selected an object to drop)
*/
virtual void updateInvalidCursorOnUI();
protected:
std::string _CursValid;
std::string _CursValidMulti;
std::string _CursInvalid;
bool _Valid;
NLMISC::CVector _CreatePosition;
private:
CDecal _BadPlaceDecal;
CDecal _TestDecal;
bool _MultiPos;
bool _MultiPosLocked;
float _CreateAngle;
TAction _WantedAction;
bool _WarningNoMeshOrSkeletonShown;
NLMISC::CVector _DefaultScale;
float _LocalSelectBoxSize;
std::vector<NLMISC::CPolygon2D> _PolyList;
std::vector<CPrimRender> _PolyRender;
CPrimLook _PolyValidLook;
CPrimLook _PolyInvalidLook;
protected:
sint _GhostSlot;
protected:
CEntityCL *getGhost();
// for derivers
virtual void commit(const NLMISC::CVector &createPosition, float createAngle) = 0;
virtual bool stopAfterCommit() const { return true; }
/** For derivers : additionnal checking can be done on the pos to choose
* Pos must at least be a valid pacs pos
*/
virtual bool isValidChoosePos(const NLMISC::CVector2f &pos) const { return isValid2DPos(pos); }
void removeGhostSlot();
private:
void hideMapSelectionAxis();
void showPolys(bool visible);
};
} // R2
#endif