lltoolgun.cpp
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- /**
- * @file lltoolgun.cpp
- * @brief LLToolGun class implementation
- *
- * $LicenseInfo:firstyear=2001&license=viewergpl$
- *
- * Copyright (c) 2001-2010, Linden Research, Inc.
- *
- * Second Life Viewer Source Code
- * The source code in this file ("Source Code") is provided by Linden Lab
- * to you under the terms of the GNU General Public License, version 2.0
- * ("GPL"), unless you have obtained a separate licensing agreement
- * ("Other License"), formally executed by you and Linden Lab. Terms of
- * the GPL can be found in doc/GPL-license.txt in this distribution, or
- * online at http://secondlifegrid.net/programs/open_source/licensing/gplv2
- *
- * There are special exceptions to the terms and conditions of the GPL as
- * it is applied to this Source Code. View the full text of the exception
- * in the file doc/FLOSS-exception.txt in this software distribution, or
- * online at
- * http://secondlifegrid.net/programs/open_source/licensing/flossexception
- *
- * By copying, modifying or distributing this software, you acknowledge
- * that you have read and understood your obligations described above,
- * and agree to abide by those obligations.
- *
- * ALL LINDEN LAB SOURCE CODE IS PROVIDED "AS IS." LINDEN LAB MAKES NO
- * WARRANTIES, EXPRESS, IMPLIED OR OTHERWISE, REGARDING ITS ACCURACY,
- * COMPLETENESS OR PERFORMANCE.
- * $/LicenseInfo$
- */
- #include "llviewerprecompiledheaders.h"
- #include "lltoolgun.h"
- #include "llviewerwindow.h"
- #include "llagent.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"
- // 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->mWindow->setMouseClipping(TRUE);
- mIsSelected = TRUE;
- }
- void LLToolGun::handleDeselect()
- {
- gViewerWindow->moveCursorToCenter();
- gViewerWindow->showCursor();
- gViewerWindow->mWindow->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( gAgent.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);
- }
- }