lltoolpipette.cpp

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#include "llviewerprecompiledheaders.h"

// File includes
#include "lltoolpipette.h" 

// Library includes

// Viewer includes
#include "llviewerobjectlist.h"
#include "llviewerwindow.h"
#include "llselectmgr.h"
#include "lltoolmgr.h"

// Globals
LLToolPipette *gToolPipette = NULL;

//
// Member functions
//

LLToolPipette::LLToolPipette()
:       LLTool("Pipette"),
mSuccess(TRUE)
{ 
        mSelectCallback = NULL;
        mUserData = NULL;
}


LLToolPipette::~LLToolPipette()
{ }


BOOL LLToolPipette::handleMouseDown(S32 x, S32 y, MASK mask)
{
        mSuccess = TRUE;
        mTooltipMsg.clear();
        gPickFaces = TRUE;
        setMouseCapture(TRUE);
        gViewerWindow->hitObjectOrLandGlobalAsync(x, y, mask, pickCallback);
        return TRUE;
}

BOOL LLToolPipette::handleMouseUp(S32 x, S32 y, MASK mask)
{
        mSuccess = TRUE;
        gSelectMgr->unhighlightAll();
        // *NOTE: This assumes the pipette tool is a transient tool.
        gToolMgr->clearTransientTool();
        setMouseCapture(FALSE);
        return TRUE;
}

BOOL LLToolPipette::handleHover(S32 x, S32 y, MASK mask)
{
        gViewerWindow->setCursor(mSuccess ? UI_CURSOR_PIPETTE : UI_CURSOR_NO);
        if (hasMouseCapture()) // mouse button is down
        {
                gPickFaces = TRUE;
                gViewerWindow->hitObjectOrLandGlobalAsync(x, y, mask, pickCallback);
                return TRUE;
        }
        return FALSE;
}

BOOL LLToolPipette::handleToolTip(S32 x, S32 y, LLString& msg, LLRect *sticky_rect_screen)
{
        if (mTooltipMsg.empty())
        {
                return FALSE;
        }
        // keep tooltip message up when mouse in this part of screen
        sticky_rect_screen->setCenterAndSize(x, y, 20, 20);
        msg = mTooltipMsg;
        return TRUE;
}

void LLToolPipette::pickCallback(S32 x, S32 y, MASK mask)
{
        LLViewerObject* hit_obj = gViewerWindow->lastObjectHit();
        gSelectMgr->unhighlightAll();

        // if we clicked on a face of a valid prim, save off texture entry data
        if (hit_obj && 
                hit_obj->getPCode() == LL_PCODE_VOLUME &&
                gLastHitObjectFace != -1)
        {
                //TODO: this should highlight the selected face only
                gSelectMgr->highlightObjectOnly(hit_obj);
                gToolPipette->mTextureEntry = *hit_obj->getTE(gLastHitObjectFace);
                if (gToolPipette->mSelectCallback)
                {
                        gToolPipette->mSelectCallback(gToolPipette->mTextureEntry, gToolPipette->mUserData);
                }
        }
}

void LLToolPipette::setSelectCallback(select_callback callback, void* user_data)
{
        mSelectCallback = callback;
        mUserData = user_data;
}

void LLToolPipette::setResult(BOOL success, const LLString& msg)
{
        mTooltipMsg = msg;
        mSuccess = success;
}

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