Fix line endlings

1 files changed, 353 insertions, 353 deletions

diff --git a/indra/newview/llscrollingpanelparam.cpp b/indra/newview/llscrollingpanelparam.cpp
index d1d3e4f988..8dfe21e4cb 100644
--- a/indra/newview/llscrollingpanelparam.cpp
+++ b/indra/newview/llscrollingpanelparam.cpp
@@ -1,353 +1,353 @@
-/**

- * @file llscrollingpanelparam.cpp

- * @brief UI panel for a list of visual param panels

- *

- * $LicenseInfo:firstyear=2009&license=viewerlgpl$

- * 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 "llscrollingpanelparam.h"

-#include "llviewerjointmesh.h"

-#include "llviewervisualparam.h"

-#include "llwearable.h"

-#include "llviewervisualparam.h"

-#include "lltoolmorph.h"

-#include "lltrans.h"

-#include "llbutton.h"

-#include "llsliderctrl.h"

-#include "llagent.h"

-#include "llviewborder.h"

-#include "llvoavatarself.h"

-

-// Constants for LLPanelVisualParam

-const F32 LLScrollingPanelParam::PARAM_STEP_TIME_THRESHOLD = 0.25f;

-

-const S32 LLScrollingPanelParam::PARAM_HINT_WIDTH = 128;

-const S32 LLScrollingPanelParam::PARAM_HINT_HEIGHT = 128;

-

-// LLScrollingPanelParam

-//static

-S32 LLScrollingPanelParam::sUpdateDelayFrames = 0;

-

-LLScrollingPanelParam::LLScrollingPanelParam( const LLPanel::Params& panel_params,

-                          LLViewerJointMesh* mesh, LLViewerVisualParam* param, bool allow_modify, LLWearable* wearable, LLJoint* jointp, bool use_hints )

-    : LLScrollingPanelParamBase( panel_params, mesh, param, allow_modify, wearable, jointp, use_hints)

-{

-    mLessBtn = getChild<LLButton>("less");

-    mMoreBtn = getChild<LLButton>("more");

-    mLeftBorder = getChild<LLViewBorder>("left_border");

-    mRightBorder = getChild<LLViewBorder>("right_border");

-    mMinParamText = getChild<LLUICtrl>("min param text");

-    mMaxParamText = getChild<LLUICtrl>("max param text");

-

-    // *HACK To avoid hard coding texture position, lets use border's position for texture.

-    static LLUICachedControl<S32> slider_ctrl_height ("UISliderctrlHeight", 0);

-    S32 pos_x = mLeftBorder->getRect().mLeft + mLeftBorder->getBorderWidth();

-    S32 pos_y = mLeftBorder->getRect().mBottom + mLeftBorder->getBorderWidth();

-    F32 min_weight = param->getMinWeight();

-    F32 max_weight = param->getMaxWeight();

-

-    mHintMin = new LLVisualParamHint( pos_x, pos_y, PARAM_HINT_WIDTH, PARAM_HINT_HEIGHT, mesh, (LLViewerVisualParam*) wearable->getVisualParam(param->getID()), wearable,  min_weight, jointp);

-    pos_x = mRightBorder->getRect().mLeft + mLeftBorder->getBorderWidth();

-    mHintMax = new LLVisualParamHint( pos_x, pos_y, PARAM_HINT_WIDTH, PARAM_HINT_HEIGHT, mesh, (LLViewerVisualParam*) wearable->getVisualParam(param->getID()), wearable, max_weight, jointp );

-

-    mHintMin->setAllowsUpdates( false );

-    mHintMax->setAllowsUpdates( false );

-

-    mMinParamText->setValue(LLTrans::getString(param->getMinDisplayName()));

-    mMaxParamText->setValue(LLTrans::getString(param->getMaxDisplayName()));

-

-    mLessBtn->setMouseDownCallback(LLScrollingPanelParam::onHintMinMouseDown, this);

-    mLessBtn->setMouseUpCallback(LLScrollingPanelParam::onHintMinMouseUp, this);

-    mLessBtn->setHeldDownCallback(LLScrollingPanelParam::onHintMinHeldDown, this);

-    mLessBtn->setHeldDownDelay(PARAM_STEP_TIME_THRESHOLD);

-

-    mMoreBtn->setMouseDownCallback(LLScrollingPanelParam::onHintMaxMouseDown, this);

-    mMoreBtn->setMouseUpCallback(LLScrollingPanelParam::onHintMaxMouseUp, this);

-    mMoreBtn->setHeldDownCallback(LLScrollingPanelParam::onHintMaxHeldDown, this);

-    mMoreBtn->setHeldDownDelay(PARAM_STEP_TIME_THRESHOLD);

-

-    setVisible(false);

-    setBorderVisible( false );

-}

-

-LLScrollingPanelParam::~LLScrollingPanelParam()

-{

-}

-void LLScrollingPanelParam::updatePanel(bool allow_modify)

-{

-    if (!mWearable)

-    {

-        // not editing a wearable just now, no update necessary

-        return;

-    }

-    LLScrollingPanelParamBase::updatePanel(allow_modify);

-

-    mHintMin->requestUpdate( sUpdateDelayFrames++ );

-    mHintMax->requestUpdate( sUpdateDelayFrames++ );

-    mLessBtn->setEnabled(mAllowModify);

-    mMoreBtn->setEnabled(mAllowModify);

-}

-

-void LLScrollingPanelParam::setVisible( bool visible )

-{

-    if( getVisible() != visible )

-    {

-        LLPanel::setVisible( visible );

-        if (mHintMin)

-            mHintMin->setAllowsUpdates( visible );

-        if (mHintMax)

-            mHintMax->setAllowsUpdates( visible );

-

-        if( visible )

-        {

-            if (mHintMin)

-                mHintMin->setUpdateDelayFrames( sUpdateDelayFrames++ );

-            if (mHintMax)

-                mHintMax->setUpdateDelayFrames( sUpdateDelayFrames++ );

-        }

-    }

-}

-

-void LLScrollingPanelParam::draw()

-{

-    if( !mWearable )

-    {

-        return;

-    }

-

-    mLessBtn->setVisible( mHintMin->getVisible());

-    mMoreBtn->setVisible( mHintMax->getVisible());

-

-    // hide borders if texture has been loaded

-    mLeftBorder->setVisible( !mHintMin->getVisible());

-    mRightBorder->setVisible( !mHintMax->getVisible());

-

-    // Draw all the children except for the labels

-    mMinParamText->setVisible( false );

-    mMaxParamText->setVisible( false );

-    LLPanel::draw();

-

-    // If we're in a focused floater, don't apply the floater's alpha to visual param hint,

-    // making its behavior similar to texture controls'.

-    F32 alpha = getTransparencyType() == TT_ACTIVE ? 1.0f : getCurrentTransparency();

-

-    // Draw the hints over the "less" and "more" buttons.

-    gGL.pushUIMatrix();

-    {

-        const LLRect& r = mHintMin->getRect();

-        gGL.translateUI((F32)r.mLeft, (F32)r.mBottom, 0.f);

-        mHintMin->draw(alpha);

-    }

-    gGL.popUIMatrix();

-

-    gGL.pushUIMatrix();

-    {

-        const LLRect& r = mHintMax->getRect();

-        gGL.translateUI((F32)r.mLeft, (F32)r.mBottom, 0.f);

-        mHintMax->draw(alpha);

-    }

-    gGL.popUIMatrix();

-

-

-    // Draw labels on top of the buttons

-    mMinParamText->setVisible( true );

-    drawChild(mMinParamText);

-

-    mMaxParamText->setVisible( true );

-    drawChild(mMaxParamText);

-}

-

-// static

-void LLScrollingPanelParam::onSliderMouseDown(LLUICtrl* ctrl, void* userdata)

-{

-}

-

-// static

-void LLScrollingPanelParam::onSliderMouseUp(LLUICtrl* ctrl, void* userdata)

-{

-    LLScrollingPanelParam* self = (LLScrollingPanelParam*) userdata;

-    LLVisualParamHint::requestHintUpdates( self->mHintMin, self->mHintMax );

-}

-

-// static

-void LLScrollingPanelParam::onHintMinMouseDown( void* userdata )

-{

-    LLScrollingPanelParam* self = (LLScrollingPanelParam*) userdata;

-    self->onHintMouseDown( self->mHintMin );

-}

-

-// static

-void LLScrollingPanelParam::onHintMaxMouseDown( void* userdata )

-{

-    LLScrollingPanelParam* self = (LLScrollingPanelParam*) userdata;

-    self->onHintMouseDown( self->mHintMax );

-}

-

-

-void LLScrollingPanelParam::onHintMouseDown( LLVisualParamHint* hint )

-{

-    // morph towards this result

-    F32 current_weight = mWearable->getVisualParamWeight( hint->getVisualParam()->getID() );

-

-    // if we have maxed out on this morph, we shouldn't be able to click it

-    if( hint->getVisualParamWeight() != current_weight )

-    {

-        mMouseDownTimer.reset();

-        mLastHeldTime = 0.f;

-    }

-}

-

-// static

-void LLScrollingPanelParam::onHintMinHeldDown( void* userdata )

-{

-    LLScrollingPanelParam* self = (LLScrollingPanelParam*) userdata;

-    self->onHintHeldDown( self->mHintMin );

-}

-

-// static

-void LLScrollingPanelParam::onHintMaxHeldDown( void* userdata )

-{

-    LLScrollingPanelParam* self = (LLScrollingPanelParam*) userdata;

-    self->onHintHeldDown( self->mHintMax );

-}

-

-void LLScrollingPanelParam::onHintHeldDown( LLVisualParamHint* hint )

-{

-    F32 current_weight = mWearable->getVisualParamWeight( hint->getVisualParam()->getID() );

-

-    if (current_weight != hint->getVisualParamWeight() )

-    {

-        const F32 FULL_BLEND_TIME = 2.f;

-        F32 elapsed_time = mMouseDownTimer.getElapsedTimeF32() - mLastHeldTime;

-        mLastHeldTime += elapsed_time;

-

-        F32 new_weight;

-        if (current_weight > hint->getVisualParamWeight() )

-        {

-            new_weight = current_weight - (elapsed_time / FULL_BLEND_TIME);

-        }

-        else

-        {

-            new_weight = current_weight + (elapsed_time / FULL_BLEND_TIME);

-        }

-

-        // Make sure we're not taking the slider out of bounds

-        // (this is where some simple UI limits are stored)

-        F32 new_percent = weightToPercent(new_weight);

-        LLSliderCtrl* slider = getChild<LLSliderCtrl>("param slider");

-        if (slider)

-        {

-            if (slider->getMinValue() < new_percent

-                && new_percent < slider->getMaxValue())

-            {

-                mWearable->setVisualParamWeight( hint->getVisualParam()->getID(), new_weight);

-                mWearable->writeToAvatar(gAgentAvatarp);

-                gAgentAvatarp->updateVisualParams();

-

-                slider->setValue( weightToPercent( new_weight ) );

-            }

-        }

-    }

-}

-

-// static

-void LLScrollingPanelParam::onHintMinMouseUp( void* userdata )

-{

-    LLScrollingPanelParam* self = (LLScrollingPanelParam*) userdata;

-

-    F32 elapsed_time = self->mMouseDownTimer.getElapsedTimeF32();

-

-    LLVisualParamHint* hint = self->mHintMin;

-

-    if (elapsed_time < PARAM_STEP_TIME_THRESHOLD)

-    {

-        // step in direction

-        F32 current_weight = self->mWearable->getVisualParamWeight( hint->getVisualParam()->getID() );

-        F32 range = self->mHintMax->getVisualParamWeight() - self->mHintMin->getVisualParamWeight();

-        // step a fraction in the negative directiona

-        F32 new_weight = current_weight - (range / 10.f);

-        F32 new_percent = self->weightToPercent(new_weight);

-        LLSliderCtrl* slider = self->getChild<LLSliderCtrl>("param slider");

-        if (slider)

-        {

-            if (slider->getMinValue() < new_percent

-                && new_percent < slider->getMaxValue())

-            {

-                self->mWearable->setVisualParamWeight(hint->getVisualParam()->getID(), new_weight);

-                self->mWearable->writeToAvatar(gAgentAvatarp);

-                slider->setValue( self->weightToPercent( new_weight ) );

-            }

-        }

-    }

-

-    LLVisualParamHint::requestHintUpdates( self->mHintMin, self->mHintMax );

-}

-

-void LLScrollingPanelParam::onHintMaxMouseUp( void* userdata )

-{

-    LLScrollingPanelParam* self = (LLScrollingPanelParam*) userdata;

-

-    F32 elapsed_time = self->mMouseDownTimer.getElapsedTimeF32();

-

-    if (isAgentAvatarValid())

-    {

-        LLVisualParamHint* hint = self->mHintMax;

-

-        if (elapsed_time < PARAM_STEP_TIME_THRESHOLD)

-        {

-            // step in direction

-            F32 current_weight = self->mWearable->getVisualParamWeight( hint->getVisualParam()->getID() );

-            F32 range = self->mHintMax->getVisualParamWeight() - self->mHintMin->getVisualParamWeight();

-            // step a fraction in the negative direction

-            F32 new_weight = current_weight + (range / 10.f);

-            F32 new_percent = self->weightToPercent(new_weight);

-            LLSliderCtrl* slider = self->getChild<LLSliderCtrl>("param slider");

-            if (slider)

-            {

-                if (slider->getMinValue() < new_percent

-                    && new_percent < slider->getMaxValue())

-                {

-                    self->mWearable->setVisualParamWeight(hint->getVisualParam()->getID(), new_weight);

-                    self->mWearable->writeToAvatar(gAgentAvatarp);

-                    slider->setValue( self->weightToPercent( new_weight ) );

-                }

-            }

-        }

-    }

-

-    LLVisualParamHint::requestHintUpdates( self->mHintMin, self->mHintMax );

-}

-

-

-F32 LLScrollingPanelParam::weightToPercent( F32 weight )

-{

-    LLViewerVisualParam* param = mParam;

-    return (weight - param->getMinWeight()) /  (param->getMaxWeight() - param->getMinWeight()) * 100.f;

-}

-

-F32 LLScrollingPanelParam::percentToWeight( F32 percent )

-{

-    LLViewerVisualParam* param = mParam;

-    return percent / 100.f * (param->getMaxWeight() - param->getMinWeight()) + param->getMinWeight();

-}

+/**
+ * @file llscrollingpanelparam.cpp
+ * @brief UI panel for a list of visual param panels
+ *
+ * $LicenseInfo:firstyear=2009&license=viewerlgpl$
+ * 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 "llscrollingpanelparam.h"
+#include "llviewerjointmesh.h"
+#include "llviewervisualparam.h"
+#include "llwearable.h"
+#include "llviewervisualparam.h"
+#include "lltoolmorph.h"
+#include "lltrans.h"
+#include "llbutton.h"
+#include "llsliderctrl.h"
+#include "llagent.h"
+#include "llviewborder.h"
+#include "llvoavatarself.h"
+
+// Constants for LLPanelVisualParam
+const F32 LLScrollingPanelParam::PARAM_STEP_TIME_THRESHOLD = 0.25f;
+
+const S32 LLScrollingPanelParam::PARAM_HINT_WIDTH = 128;
+const S32 LLScrollingPanelParam::PARAM_HINT_HEIGHT = 128;
+
+// LLScrollingPanelParam
+//static
+S32 LLScrollingPanelParam::sUpdateDelayFrames = 0;
+
+LLScrollingPanelParam::LLScrollingPanelParam( const LLPanel::Params& panel_params,
+                          LLViewerJointMesh* mesh, LLViewerVisualParam* param, bool allow_modify, LLWearable* wearable, LLJoint* jointp, bool use_hints )
+    : LLScrollingPanelParamBase( panel_params, mesh, param, allow_modify, wearable, jointp, use_hints)
+{
+    mLessBtn = getChild<LLButton>("less");
+    mMoreBtn = getChild<LLButton>("more");
+    mLeftBorder = getChild<LLViewBorder>("left_border");
+    mRightBorder = getChild<LLViewBorder>("right_border");
+    mMinParamText = getChild<LLUICtrl>("min param text");
+    mMaxParamText = getChild<LLUICtrl>("max param text");
+
+    // *HACK To avoid hard coding texture position, lets use border's position for texture.
+    static LLUICachedControl<S32> slider_ctrl_height ("UISliderctrlHeight", 0);
+    S32 pos_x = mLeftBorder->getRect().mLeft + mLeftBorder->getBorderWidth();
+    S32 pos_y = mLeftBorder->getRect().mBottom + mLeftBorder->getBorderWidth();
+    F32 min_weight = param->getMinWeight();
+    F32 max_weight = param->getMaxWeight();
+
+    mHintMin = new LLVisualParamHint( pos_x, pos_y, PARAM_HINT_WIDTH, PARAM_HINT_HEIGHT, mesh, (LLViewerVisualParam*) wearable->getVisualParam(param->getID()), wearable,  min_weight, jointp);
+    pos_x = mRightBorder->getRect().mLeft + mLeftBorder->getBorderWidth();
+    mHintMax = new LLVisualParamHint( pos_x, pos_y, PARAM_HINT_WIDTH, PARAM_HINT_HEIGHT, mesh, (LLViewerVisualParam*) wearable->getVisualParam(param->getID()), wearable, max_weight, jointp );
+
+    mHintMin->setAllowsUpdates( false );
+    mHintMax->setAllowsUpdates( false );
+
+    mMinParamText->setValue(LLTrans::getString(param->getMinDisplayName()));
+    mMaxParamText->setValue(LLTrans::getString(param->getMaxDisplayName()));
+
+    mLessBtn->setMouseDownCallback(LLScrollingPanelParam::onHintMinMouseDown, this);
+    mLessBtn->setMouseUpCallback(LLScrollingPanelParam::onHintMinMouseUp, this);
+    mLessBtn->setHeldDownCallback(LLScrollingPanelParam::onHintMinHeldDown, this);
+    mLessBtn->setHeldDownDelay(PARAM_STEP_TIME_THRESHOLD);
+
+    mMoreBtn->setMouseDownCallback(LLScrollingPanelParam::onHintMaxMouseDown, this);
+    mMoreBtn->setMouseUpCallback(LLScrollingPanelParam::onHintMaxMouseUp, this);
+    mMoreBtn->setHeldDownCallback(LLScrollingPanelParam::onHintMaxHeldDown, this);
+    mMoreBtn->setHeldDownDelay(PARAM_STEP_TIME_THRESHOLD);
+
+    setVisible(false);
+    setBorderVisible( false );
+}
+
+LLScrollingPanelParam::~LLScrollingPanelParam()
+{
+}
+void LLScrollingPanelParam::updatePanel(bool allow_modify)
+{
+    if (!mWearable)
+    {
+        // not editing a wearable just now, no update necessary
+        return;
+    }
+    LLScrollingPanelParamBase::updatePanel(allow_modify);
+
+    mHintMin->requestUpdate( sUpdateDelayFrames++ );
+    mHintMax->requestUpdate( sUpdateDelayFrames++ );
+    mLessBtn->setEnabled(mAllowModify);
+    mMoreBtn->setEnabled(mAllowModify);
+}
+
+void LLScrollingPanelParam::setVisible( bool visible )
+{
+    if( getVisible() != visible )
+    {
+        LLPanel::setVisible( visible );
+        if (mHintMin)
+            mHintMin->setAllowsUpdates( visible );
+        if (mHintMax)
+            mHintMax->setAllowsUpdates( visible );
+
+        if( visible )
+        {
+            if (mHintMin)
+                mHintMin->setUpdateDelayFrames( sUpdateDelayFrames++ );
+            if (mHintMax)
+                mHintMax->setUpdateDelayFrames( sUpdateDelayFrames++ );
+        }
+    }
+}
+
+void LLScrollingPanelParam::draw()
+{
+    if( !mWearable )
+    {
+        return;
+    }
+
+    mLessBtn->setVisible( mHintMin->getVisible());
+    mMoreBtn->setVisible( mHintMax->getVisible());
+
+    // hide borders if texture has been loaded
+    mLeftBorder->setVisible( !mHintMin->getVisible());
+    mRightBorder->setVisible( !mHintMax->getVisible());
+
+    // Draw all the children except for the labels
+    mMinParamText->setVisible( false );
+    mMaxParamText->setVisible( false );
+    LLPanel::draw();
+
+    // If we're in a focused floater, don't apply the floater's alpha to visual param hint,
+    // making its behavior similar to texture controls'.
+    F32 alpha = getTransparencyType() == TT_ACTIVE ? 1.0f : getCurrentTransparency();
+
+    // Draw the hints over the "less" and "more" buttons.
+    gGL.pushUIMatrix();
+    {
+        const LLRect& r = mHintMin->getRect();
+        gGL.translateUI((F32)r.mLeft, (F32)r.mBottom, 0.f);
+        mHintMin->draw(alpha);
+    }
+    gGL.popUIMatrix();
+
+    gGL.pushUIMatrix();
+    {
+        const LLRect& r = mHintMax->getRect();
+        gGL.translateUI((F32)r.mLeft, (F32)r.mBottom, 0.f);
+        mHintMax->draw(alpha);
+    }
+    gGL.popUIMatrix();
+
+
+    // Draw labels on top of the buttons
+    mMinParamText->setVisible( true );
+    drawChild(mMinParamText);
+
+    mMaxParamText->setVisible( true );
+    drawChild(mMaxParamText);
+}
+
+// static
+void LLScrollingPanelParam::onSliderMouseDown(LLUICtrl* ctrl, void* userdata)
+{
+}
+
+// static
+void LLScrollingPanelParam::onSliderMouseUp(LLUICtrl* ctrl, void* userdata)
+{
+    LLScrollingPanelParam* self = (LLScrollingPanelParam*) userdata;
+    LLVisualParamHint::requestHintUpdates( self->mHintMin, self->mHintMax );
+}
+
+// static
+void LLScrollingPanelParam::onHintMinMouseDown( void* userdata )
+{
+    LLScrollingPanelParam* self = (LLScrollingPanelParam*) userdata;
+    self->onHintMouseDown( self->mHintMin );
+}
+
+// static
+void LLScrollingPanelParam::onHintMaxMouseDown( void* userdata )
+{
+    LLScrollingPanelParam* self = (LLScrollingPanelParam*) userdata;
+    self->onHintMouseDown( self->mHintMax );
+}
+
+
+void LLScrollingPanelParam::onHintMouseDown( LLVisualParamHint* hint )
+{
+    // morph towards this result
+    F32 current_weight = mWearable->getVisualParamWeight( hint->getVisualParam()->getID() );
+
+    // if we have maxed out on this morph, we shouldn't be able to click it
+    if( hint->getVisualParamWeight() != current_weight )
+    {
+        mMouseDownTimer.reset();
+        mLastHeldTime = 0.f;
+    }
+}
+
+// static
+void LLScrollingPanelParam::onHintMinHeldDown( void* userdata )
+{
+    LLScrollingPanelParam* self = (LLScrollingPanelParam*) userdata;
+    self->onHintHeldDown( self->mHintMin );
+}
+
+// static
+void LLScrollingPanelParam::onHintMaxHeldDown( void* userdata )
+{
+    LLScrollingPanelParam* self = (LLScrollingPanelParam*) userdata;
+    self->onHintHeldDown( self->mHintMax );
+}
+
+void LLScrollingPanelParam::onHintHeldDown( LLVisualParamHint* hint )
+{
+    F32 current_weight = mWearable->getVisualParamWeight( hint->getVisualParam()->getID() );
+
+    if (current_weight != hint->getVisualParamWeight() )
+    {
+        const F32 FULL_BLEND_TIME = 2.f;
+        F32 elapsed_time = mMouseDownTimer.getElapsedTimeF32() - mLastHeldTime;
+        mLastHeldTime += elapsed_time;
+
+        F32 new_weight;
+        if (current_weight > hint->getVisualParamWeight() )
+        {
+            new_weight = current_weight - (elapsed_time / FULL_BLEND_TIME);
+        }
+        else
+        {
+            new_weight = current_weight + (elapsed_time / FULL_BLEND_TIME);
+        }
+
+        // Make sure we're not taking the slider out of bounds
+        // (this is where some simple UI limits are stored)
+        F32 new_percent = weightToPercent(new_weight);
+        LLSliderCtrl* slider = getChild<LLSliderCtrl>("param slider");
+        if (slider)
+        {
+            if (slider->getMinValue() < new_percent
+                && new_percent < slider->getMaxValue())
+            {
+                mWearable->setVisualParamWeight( hint->getVisualParam()->getID(), new_weight);
+                mWearable->writeToAvatar(gAgentAvatarp);
+                gAgentAvatarp->updateVisualParams();
+
+                slider->setValue( weightToPercent( new_weight ) );
+            }
+        }
+    }
+}
+
+// static
+void LLScrollingPanelParam::onHintMinMouseUp( void* userdata )
+{
+    LLScrollingPanelParam* self = (LLScrollingPanelParam*) userdata;
+
+    F32 elapsed_time = self->mMouseDownTimer.getElapsedTimeF32();
+
+    LLVisualParamHint* hint = self->mHintMin;
+
+    if (elapsed_time < PARAM_STEP_TIME_THRESHOLD)
+    {
+        // step in direction
+        F32 current_weight = self->mWearable->getVisualParamWeight( hint->getVisualParam()->getID() );
+        F32 range = self->mHintMax->getVisualParamWeight() - self->mHintMin->getVisualParamWeight();
+        // step a fraction in the negative directiona
+        F32 new_weight = current_weight - (range / 10.f);
+        F32 new_percent = self->weightToPercent(new_weight);
+        LLSliderCtrl* slider = self->getChild<LLSliderCtrl>("param slider");
+        if (slider)
+        {
+            if (slider->getMinValue() < new_percent
+                && new_percent < slider->getMaxValue())
+            {
+                self->mWearable->setVisualParamWeight(hint->getVisualParam()->getID(), new_weight);
+                self->mWearable->writeToAvatar(gAgentAvatarp);
+                slider->setValue( self->weightToPercent( new_weight ) );
+            }
+        }
+    }
+
+    LLVisualParamHint::requestHintUpdates( self->mHintMin, self->mHintMax );
+}
+
+void LLScrollingPanelParam::onHintMaxMouseUp( void* userdata )
+{
+    LLScrollingPanelParam* self = (LLScrollingPanelParam*) userdata;
+
+    F32 elapsed_time = self->mMouseDownTimer.getElapsedTimeF32();
+
+    if (isAgentAvatarValid())
+    {
+        LLVisualParamHint* hint = self->mHintMax;
+
+        if (elapsed_time < PARAM_STEP_TIME_THRESHOLD)
+        {
+            // step in direction
+            F32 current_weight = self->mWearable->getVisualParamWeight( hint->getVisualParam()->getID() );
+            F32 range = self->mHintMax->getVisualParamWeight() - self->mHintMin->getVisualParamWeight();
+            // step a fraction in the negative direction
+            F32 new_weight = current_weight + (range / 10.f);
+            F32 new_percent = self->weightToPercent(new_weight);
+            LLSliderCtrl* slider = self->getChild<LLSliderCtrl>("param slider");
+            if (slider)
+            {
+                if (slider->getMinValue() < new_percent
+                    && new_percent < slider->getMaxValue())
+                {
+                    self->mWearable->setVisualParamWeight(hint->getVisualParam()->getID(), new_weight);
+                    self->mWearable->writeToAvatar(gAgentAvatarp);
+                    slider->setValue( self->weightToPercent( new_weight ) );
+                }
+            }
+        }
+    }
+
+    LLVisualParamHint::requestHintUpdates( self->mHintMin, self->mHintMax );
+}
+
+
+F32 LLScrollingPanelParam::weightToPercent( F32 weight )
+{
+    LLViewerVisualParam* param = mParam;
+    return (weight - param->getMinWeight()) /  (param->getMaxWeight() - param->getMinWeight()) * 100.f;
+}
+
+F32 LLScrollingPanelParam::percentToWeight( F32 percent )
+{
+    LLViewerVisualParam* param = mParam;
+    return percent / 100.f * (param->getMaxWeight() - param->getMinWeight()) + param->getMinWeight();
+}