lltoolselectland.cpp
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- /**
- * @file lltoolselectland.cpp
- * @brief LLToolSelectLand class implementation
- *
- * $LicenseInfo:firstyear=2002&license=viewergpl$
- *
- * Copyright (c) 2002-2010, 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 "lltoolselectland.h"
- // indra includes
- #include "llparcel.h"
- // Viewer includes
- #include "llviewercontrol.h"
- #include "llfloatertools.h"
- #include "llselectmgr.h"
- #include "llstatusbar.h"
- #include "llviewerparcelmgr.h"
- #include "llviewerwindow.h"
- //
- // Member functions
- //
- LLToolSelectLand::LLToolSelectLand( )
- : LLTool( std::string("Parcel") ),
- mDragStartGlobal(),
- mDragEndGlobal(),
- mDragEndValid(FALSE),
- mDragStartX(0),
- mDragStartY(0),
- mDragEndX(0),
- mDragEndY(0),
- mMouseOutsideSlop(FALSE),
- mWestSouthBottom(),
- mEastNorthTop()
- { }
- LLToolSelectLand::~LLToolSelectLand()
- {
- }
- BOOL LLToolSelectLand::handleMouseDown(S32 x, S32 y, MASK mask)
- {
- BOOL hit_land = gViewerWindow->mousePointOnLandGlobal(x, y, &mDragStartGlobal);
- if (hit_land)
- {
- setMouseCapture( TRUE );
- mDragStartX = x;
- mDragStartY = y;
- mDragEndX = x;
- mDragEndY = y;
- mDragEndValid = TRUE;
- mDragEndGlobal = mDragStartGlobal;
- sanitize_corners(mDragStartGlobal, mDragEndGlobal, mWestSouthBottom, mEastNorthTop);
- mWestSouthBottom -= LLVector3d( PARCEL_GRID_STEP_METERS/2, PARCEL_GRID_STEP_METERS/2, 0 );
- mEastNorthTop += LLVector3d( PARCEL_GRID_STEP_METERS/2, PARCEL_GRID_STEP_METERS/2, 0 );
- roundXY(mWestSouthBottom);
- roundXY(mEastNorthTop);
- mMouseOutsideSlop = TRUE; //FALSE;
- LLViewerParcelMgr::getInstance()->deselectLand();
- }
- return hit_land;
- }
- BOOL LLToolSelectLand::handleDoubleClick(S32 x, S32 y, MASK mask)
- {
- LLVector3d pos_global;
- BOOL hit_land = gViewerWindow->mousePointOnLandGlobal(x, y, &pos_global);
- if (hit_land)
- {
- // Auto-select this parcel
- LLViewerParcelMgr::getInstance()->selectParcelAt( pos_global );
- return TRUE;
- }
- return FALSE;
- }
- BOOL LLToolSelectLand::handleMouseUp(S32 x, S32 y, MASK mask)
- {
- if( hasMouseCapture() )
- {
- setMouseCapture( FALSE );
- if (mMouseOutsideSlop && mDragEndValid)
- {
- // Take the drag start and end locations, then map the southwest
- // point down to the next grid location, and the northeast point up
- // to the next grid location.
- sanitize_corners(mDragStartGlobal, mDragEndGlobal, mWestSouthBottom, mEastNorthTop);
- mWestSouthBottom -= LLVector3d( PARCEL_GRID_STEP_METERS/2, PARCEL_GRID_STEP_METERS/2, 0 );
- mEastNorthTop += LLVector3d( PARCEL_GRID_STEP_METERS/2, PARCEL_GRID_STEP_METERS/2, 0 );
- roundXY(mWestSouthBottom);
- roundXY(mEastNorthTop);
- // Don't auto-select entire parcel.
- mSelection = LLViewerParcelMgr::getInstance()->selectLand( mWestSouthBottom, mEastNorthTop, FALSE );
- }
- mMouseOutsideSlop = FALSE;
- mDragEndValid = FALSE;
-
- return TRUE;
- }
- return FALSE;
- }
- BOOL LLToolSelectLand::handleHover(S32 x, S32 y, MASK mask)
- {
- if( hasMouseCapture() )
- {
- if (mMouseOutsideSlop || outsideSlop(x, y, mDragStartX, mDragStartY))
- {
- mMouseOutsideSlop = TRUE;
- // Must do this every frame, in case the camera moved or the land moved
- // since last frame.
- // If doesn't hit land, doesn't change old value
- LLVector3d land_global;
- BOOL hit_land = gViewerWindow->mousePointOnLandGlobal(x, y, &land_global);
- if (hit_land)
- {
- mDragEndValid = TRUE;
- mDragEndGlobal = land_global;
- sanitize_corners(mDragStartGlobal, mDragEndGlobal, mWestSouthBottom, mEastNorthTop);
- mWestSouthBottom -= LLVector3d( PARCEL_GRID_STEP_METERS/2, PARCEL_GRID_STEP_METERS/2, 0 );
- mEastNorthTop += LLVector3d( PARCEL_GRID_STEP_METERS/2, PARCEL_GRID_STEP_METERS/2, 0 );
- roundXY(mWestSouthBottom);
- roundXY(mEastNorthTop);
- lldebugst(LLERR_USER_INPUT) << "hover handled by LLToolSelectLand (active, land)" << llendl;
- gViewerWindow->setCursor(UI_CURSOR_ARROW);
- }
- else
- {
- mDragEndValid = FALSE;
- lldebugst(LLERR_USER_INPUT) << "hover handled by LLToolSelectLand (active, no land)" << llendl;
- gViewerWindow->setCursor(UI_CURSOR_NO);
- }
- mDragEndX = x;
- mDragEndY = y;
- }
- else
- {
- lldebugst(LLERR_USER_INPUT) << "hover handled by LLToolSelectLand (active, in slop)" << llendl;
- gViewerWindow->setCursor(UI_CURSOR_ARROW);
- }
- }
- else
- {
- lldebugst(LLERR_USER_INPUT) << "hover handled by LLToolSelectLand (inactive)" << llendl;
- gViewerWindow->setCursor(UI_CURSOR_ARROW);
- }
- return TRUE;
- }
- void LLToolSelectLand::render()
- {
- if( hasMouseCapture() && /*mMouseOutsideSlop &&*/ mDragEndValid)
- {
- LLViewerParcelMgr::getInstance()->renderRect( mWestSouthBottom, mEastNorthTop );
- }
- }
- void LLToolSelectLand::handleSelect()
- {
- gFloaterTools->setStatusText("selectland");
- }
- void LLToolSelectLand::handleDeselect()
- {
- mSelection = NULL;
- }
- void LLToolSelectLand::roundXY(LLVector3d &vec)
- {
- vec.mdV[VX] = llround( vec.mdV[VX], (F64)PARCEL_GRID_STEP_METERS );
- vec.mdV[VY] = llround( vec.mdV[VY], (F64)PARCEL_GRID_STEP_METERS );
- }
- // true if x,y outside small box around start_x,start_y
- BOOL LLToolSelectLand::outsideSlop(S32 x, S32 y, S32 start_x, S32 start_y)
- {
- S32 dx = x - start_x;
- S32 dy = y - start_y;
- return (dx <= -2 || 2 <= dx || dy <= -2 || 2 <= dy);
- }