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/**
* @file lltoolgun.cpp
* @brief LLToolGun class implementation
*
* $LicenseInfo:firstyear=2001&license=viewerlgpl$
* 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
* $/LicenseInfo$
*/
#include "llviewerprecompiledheaders.h"
#include "lltoolgun.h"
#include "llviewerwindow.h"
#include "llagent.h"
#include "llagentcamera.h"
#include "llviewercontrol.h"
#include "llsky.h"
#include "llappviewer.h"
#include "llresmgr.h"
#include "llfontgl.h"
#include "llui.h"
#include "llviewertexturelist.h"
#include "llviewercamera.h"
#include "llhudmanager.h"
#include "lltoolmgr.h"
#include "lltoolgrab.h"
#include "lluiimage.h"
// Linden library includes
#include "llwindow.h" // setMouseClipping()
LLToolGun::LLToolGun( LLToolComposite* composite )
: LLTool( std::string("gun"), composite ),
mIsSelected(FALSE)
{
}
void LLToolGun::handleSelect()
{
gViewerWindow->hideCursor();
gViewerWindow->moveCursorToCenter();
gViewerWindow->getWindow()->setMouseClipping(TRUE);
mIsSelected = TRUE;
}
void LLToolGun::handleDeselect()
{
gViewerWindow->moveCursorToCenter();
gViewerWindow->showCursor();
gViewerWindow->getWindow()->setMouseClipping(FALSE);
mIsSelected = FALSE;
}
BOOL LLToolGun::handleMouseDown(S32 x, S32 y, MASK mask)
{
gGrabTransientTool = this;
LLToolMgr::getInstance()->getCurrentToolset()->selectTool( LLToolGrab::getInstance() );
return LLToolGrab::getInstance()->handleMouseDown(x, y, mask);
}
BOOL LLToolGun::handleHover(S32 x, S32 y, MASK mask)
{
if( gAgentCamera.cameraMouselook() && mIsSelected )
{
const F32 NOMINAL_MOUSE_SENSITIVITY = 0.0025f;
F32 mouse_sensitivity = gSavedSettings.getF32("MouseSensitivity");
mouse_sensitivity = clamp_rescale(mouse_sensitivity, 0.f, 15.f, 0.5f, 2.75f) * NOMINAL_MOUSE_SENSITIVITY;
// ...move the view with the mouse
// get mouse movement delta
S32 dx = -gViewerWindow->getCurrentMouseDX();
S32 dy = -gViewerWindow->getCurrentMouseDY();
if (dx != 0 || dy != 0)
{
// ...actually moved off center
if (gSavedSettings.getBOOL("InvertMouse"))
{
gAgent.pitch(mouse_sensitivity * -dy);
}
else
{
gAgent.pitch(mouse_sensitivity * dy);
}
LLVector3 skyward = gAgent.getReferenceUpVector();
gAgent.rotate(mouse_sensitivity * dx, skyward.mV[VX], skyward.mV[VY], skyward.mV[VZ]);
if (gSavedSettings.getBOOL("MouseSun"))
{
gSky.setSunDirection(LLViewerCamera::getInstance()->getAtAxis(), LLVector3(0.f, 0.f, 0.f));
gSky.setOverrideSun(TRUE);
gSavedSettings.setVector3("SkySunDefaultPosition", LLViewerCamera::getInstance()->getAtAxis());
}
gViewerWindow->moveCursorToCenter();
gViewerWindow->hideCursor();
}
lldebugst(LLERR_USER_INPUT) << "hover handled by LLToolGun (mouselook)" << llendl;
}
else
{
lldebugst(LLERR_USER_INPUT) << "hover handled by LLToolGun (not mouselook)" << llendl;
}
// HACK to avoid assert: error checking system makes sure that the cursor is set during every handleHover. This is actually a no-op since the cursor is hidden.
gViewerWindow->setCursor(UI_CURSOR_ARROW);
return TRUE;
}
void LLToolGun::draw()
{
if( gSavedSettings.getBOOL("ShowCrosshairs") )
{
LLUIImagePtr crosshair = LLUI::getUIImage("crosshairs.tga");
crosshair->draw(
( gViewerWindow->getWorldViewRectScaled().getWidth() - crosshair->getWidth() ) / 2,
( gViewerWindow->getWorldViewRectScaled().getHeight() - crosshair->getHeight() ) / 2);
}
}
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