diff options
Diffstat (limited to 'indra/llui/lllayoutstack.cpp')
| -rw-r--r-- | indra/llui/lllayoutstack.cpp | 191 |
1 files changed, 124 insertions, 67 deletions
diff --git a/indra/llui/lllayoutstack.cpp b/indra/llui/lllayoutstack.cpp index 2f1c2a47c9..4c730286da 100644 --- a/indra/llui/lllayoutstack.cpp +++ b/indra/llui/lllayoutstack.cpp @@ -36,7 +36,7 @@ #include "llcriticaldamp.h" #include "boost/foreach.hpp" -static const F32 MIN_FRACTIONAL_SIZE = 0.0001f; +static const F32 MIN_FRACTIONAL_SIZE = 0.0f; static const F32 MAX_FRACTIONAL_SIZE = 1.f; static LLDefaultChildRegistry::Register<LLLayoutStack> register_layout_stack("layout_stack"); @@ -113,7 +113,26 @@ S32 LLLayoutPanel::getLayoutDim() const ? getRect().getWidth() : getRect().getHeight())); } - + +S32 LLLayoutPanel::getTargetDim() const +{ + return mTargetDim; +} + +void LLLayoutPanel::setTargetDim(S32 value) +{ + LLRect new_rect(getRect()); + if (mOrientation == LLLayoutStack::HORIZONTAL) + { + new_rect.mRight = new_rect.mLeft + value; + } + else + { + new_rect.mTop = new_rect.mBottom + value; + } + setShape(new_rect, true); +} + S32 LLLayoutPanel::getVisibleDim() const { F32 min_dim = getRelevantMinDim(); @@ -129,6 +148,12 @@ void LLLayoutPanel::setOrientation( LLLayoutStack::ELayoutOrientation orientatio ? getRect().getWidth() : getRect().getHeight())); + if (mAutoResize == FALSE + && mUserResize == TRUE + && mMinDim == -1 ) + { + setMinDim(layout_dim); + } mTargetDim = llmax(layout_dim, getMinDim()); } @@ -166,12 +191,15 @@ void LLLayoutPanel::handleReshape(const LLRect& new_rect, bool by_user) LLLayoutStack* stackp = dynamic_cast<LLLayoutStack*>(getParent()); if (stackp) { - stackp->mNeedsLayout = true; if (by_user) - { - // tell layout stack to account for new shape + { // tell layout stack to account for new shape + + // make sure that panels have already been auto resized + stackp->updateLayout(); + // now apply requested size to panel stackp->updatePanelRect(this, new_rect); } + stackp->mNeedsLayout = true; } LLPanel::handleReshape(new_rect, by_user); } @@ -235,7 +263,6 @@ void LLLayoutStack::draw() drawChild(panelp, 0, 0, !clip_rect.isEmpty()); } } - mAnimatedThisFrame = false; } void LLLayoutStack::removeChild(LLView* view) @@ -304,9 +331,8 @@ void LLLayoutStack::updateLayout() if (!mNeedsLayout) return; - bool animation_in_progress = animatePanels(); + bool continue_animating = animatePanels(); F32 total_visible_fraction = 0.f; - F32 total_open_fraction = 0.f; S32 space_to_distribute = (mOrientation == HORIZONTAL) ? getRect().getWidth() : getRect().getHeight(); @@ -318,20 +344,17 @@ void LLLayoutStack::updateLayout() if (panelp->mAutoResize) { panelp->mTargetDim = panelp->getRelevantMinDim(); - if (!panelp->mCollapsed && panelp->getVisible()) - { - total_open_fraction += panelp->mFractionalSize; - } } space_to_distribute -= panelp->getVisibleDim() + llround((F32)mPanelSpacing * panelp->getVisibleAmount()); - total_visible_fraction += panelp->mFractionalSize; + total_visible_fraction += panelp->mFractionalSize * panelp->getAutoResizeFactor(); } - llassert(total_visible_fraction < 1.01f); + llassert(total_visible_fraction < 1.05f); // don't need spacing after last panel space_to_distribute += panelp ? llround((F32)mPanelSpacing * panelp->getVisibleAmount()) : 0; + S32 remaining_space = space_to_distribute; F32 fraction_distributed = 0.f; if (space_to_distribute > 0 && total_visible_fraction > 0.f) { // give space proportionally to visible auto resize panels @@ -343,26 +366,23 @@ void LLLayoutStack::updateLayout() S32 delta = llround((F32)space_to_distribute * fraction_to_distribute); fraction_distributed += fraction_to_distribute; panelp->mTargetDim += delta; + remaining_space -= delta; } } } - if (fraction_distributed < total_visible_fraction) - { // distribute any left over pixels to non-collapsed, visible panels - F32 fraction_left = total_visible_fraction - fraction_distributed; - S32 space_left = llround((F32)space_to_distribute * (fraction_left / total_visible_fraction)); + // distribute any left over pixels to non-collapsed, visible panels + BOOST_FOREACH(LLLayoutPanel* panelp, mPanels) + { + if (remaining_space == 0) break; - BOOST_FOREACH(LLLayoutPanel* panelp, mPanels) + if (panelp->mAutoResize + && !panelp->mCollapsed + && panelp->getVisible()) { - if (panelp->mAutoResize - && !panelp->mCollapsed - && panelp->getVisible()) - { - S32 space_for_panel = llmax(0, llround((F32)space_left * (panelp->mFractionalSize / total_open_fraction))); - panelp->mTargetDim += space_for_panel; - space_left -= space_for_panel; - total_open_fraction -= panelp->mFractionalSize; - } + S32 space_for_panel = remaining_space > 0 ? 1 : -1; + panelp->mTargetDim += space_for_panel; + remaining_space -= space_for_panel; } } @@ -416,7 +436,7 @@ void LLLayoutStack::updateLayout() // clear animation flag at end, since panel resizes will set it // and leave it set if there is any animation in progress - mNeedsLayout = animation_in_progress; + mNeedsLayout = continue_animating; } // end LLLayoutStack::updateLayout LLLayoutPanel* LLLayoutStack::findEmbeddedPanel(LLPanel* panelp) const @@ -489,38 +509,52 @@ void LLLayoutStack::updateClass() for (instance_iter it = beginInstances(); it != endInstances(); ++it) { it->updateLayout(); + it->mAnimatedThisFrame = false; } } void LLLayoutStack::updateFractionalSizes() { - F32 total_resizable_dim = 0; - S32 num_auto_resize_panels = 0; + F32 total_resizable_dim = 0.f; BOOST_FOREACH(LLLayoutPanel* panelp, mPanels) { if (panelp->mAutoResize) { total_resizable_dim += llmax(0, panelp->getLayoutDim() - panelp->getRelevantMinDim()); - num_auto_resize_panels++; } } - F32 total_fractional_size = 0.f; - BOOST_FOREACH(LLLayoutPanel* panelp, mPanels) { if (panelp->mAutoResize) { F32 panel_resizable_dim = llmax(MIN_FRACTIONAL_SIZE, (F32)(panelp->getLayoutDim() - panelp->getRelevantMinDim())); panelp->mFractionalSize = panel_resizable_dim > 0.f - ? llclamp(panel_resizable_dim / total_resizable_dim, MIN_FRACTIONAL_SIZE, MAX_FRACTIONAL_SIZE) - : MIN_FRACTIONAL_SIZE; - total_fractional_size += panelp->mFractionalSize; + ? llclamp(panel_resizable_dim / total_resizable_dim, MIN_FRACTIONAL_SIZE, MAX_FRACTIONAL_SIZE) + : MIN_FRACTIONAL_SIZE; llassert(!llisnan(panelp->mFractionalSize)); } } + normalizeFractionalSizes(); +} + + +void LLLayoutStack::normalizeFractionalSizes() +{ + S32 num_auto_resize_panels = 0; + F32 total_fractional_size = 0.f; + + BOOST_FOREACH(LLLayoutPanel* panelp, mPanels) + { + if (panelp->mAutoResize) + { + total_fractional_size += panelp->mFractionalSize; + num_auto_resize_panels++; + } + } + if (total_fractional_size == 0.f) { // equal distribution BOOST_FOREACH(LLLayoutPanel* panelp, mPanels) @@ -545,7 +579,7 @@ void LLLayoutStack::updateFractionalSizes() bool LLLayoutStack::animatePanels() { - bool animation_in_progress = false; + bool continue_animating = false; // // animate visibility @@ -565,14 +599,15 @@ bool LLLayoutStack::animatePanels() } } - animation_in_progress = true; + mAnimatedThisFrame = true; + continue_animating = true; } else { if (panelp->mVisibleAmt != 1.f) { panelp->mVisibleAmt = 1.f; - animation_in_progress = true; + mAnimatedThisFrame = true; } } } @@ -589,14 +624,15 @@ bool LLLayoutStack::animatePanels() } } - animation_in_progress = true; + continue_animating = true; + mAnimatedThisFrame = true; } else { if (panelp->mVisibleAmt != 0.f) { panelp->mVisibleAmt = 0.f; - animation_in_progress = true; + mAnimatedThisFrame = true; } } } @@ -604,22 +640,31 @@ bool LLLayoutStack::animatePanels() F32 collapse_state = panelp->mCollapsed ? 1.f : 0.f; if (panelp->mCollapseAmt != collapse_state) { - if (!mAnimatedThisFrame) + if (mAnimate) { - panelp->mCollapseAmt = lerp(panelp->mCollapseAmt, collapse_state, LLCriticalDamp::getInterpolant(mCloseTimeConstant)); - } - animation_in_progress = true; + if (!mAnimatedThisFrame) + { + panelp->mCollapseAmt = lerp(panelp->mCollapseAmt, collapse_state, LLCriticalDamp::getInterpolant(mCloseTimeConstant)); + } - if (llabs(panelp->mCollapseAmt - collapse_state) < 0.001f) + if (llabs(panelp->mCollapseAmt - collapse_state) < 0.001f) + { + panelp->mCollapseAmt = collapse_state; + } + + mAnimatedThisFrame = true; + continue_animating = true; + } + else { panelp->mCollapseAmt = collapse_state; + mAnimatedThisFrame = true; } } } - mAnimatedThisFrame = true; - - return animation_in_progress; + if (mAnimatedThisFrame) mNeedsLayout = true; + return continue_animating; } void LLLayoutStack::updatePanelRect( LLLayoutPanel* resized_panel, const LLRect& new_rect ) @@ -632,7 +677,7 @@ void LLLayoutStack::updatePanelRect( LLLayoutPanel* resized_panel, const LLRect& F32 total_visible_fraction = 0.f; F32 delta_auto_resize_headroom = 0.f; - F32 total_auto_resize_headroom = 0.f; + F32 original_auto_resize_headroom = 0.f; LLLayoutPanel* other_resize_panel = NULL; LLLayoutPanel* following_panel = NULL; @@ -641,8 +686,11 @@ void LLLayoutStack::updatePanelRect( LLLayoutPanel* resized_panel, const LLRect& { if (panelp->mAutoResize) { - total_auto_resize_headroom += (F32)(panelp->mTargetDim - panelp->getRelevantMinDim()); - total_visible_fraction += panelp->mFractionalSize * panelp->getAutoResizeFactor(); + original_auto_resize_headroom += (F32)(panelp->mTargetDim - panelp->getRelevantMinDim()); + if (panelp->getVisible() && !panelp->mCollapsed) + { + total_visible_fraction += panelp->mFractionalSize; + } } if (panelp == resized_panel) @@ -656,18 +704,25 @@ void LLLayoutStack::updatePanelRect( LLLayoutPanel* resized_panel, const LLRect& } } - if (resized_panel->mAutoResize == FALSE) + + if (resized_panel->mAutoResize) { - delta_auto_resize_headroom += -delta_dim; + if (!other_resize_panel || !other_resize_panel->mAutoResize) + { + delta_auto_resize_headroom += delta_dim; + } } - if (other_resize_panel && other_resize_panel->mAutoResize == FALSE) + else { - delta_auto_resize_headroom += delta_dim; + if (!other_resize_panel || other_resize_panel->mAutoResize) + { + delta_auto_resize_headroom -= delta_dim; + } } F32 fraction_given_up = 0.f; F32 fraction_remaining = 1.f; - F32 updated_auto_resize_headroom = total_auto_resize_headroom + delta_auto_resize_headroom; + F32 updated_auto_resize_headroom = original_auto_resize_headroom + delta_auto_resize_headroom; enum { @@ -691,14 +746,15 @@ void LLLayoutStack::updatePanelRect( LLLayoutPanel* resized_panel, const LLRect& case BEFORE_RESIZED_PANEL: if (panelp->mAutoResize) { // freeze current size as fraction of overall auto_resize space - F32 fractional_adjustment_factor = total_auto_resize_headroom / updated_auto_resize_headroom; + F32 fractional_adjustment_factor = updated_auto_resize_headroom == 0.f + ? 1.f + : original_auto_resize_headroom / updated_auto_resize_headroom; F32 new_fractional_size = llclamp(panelp->mFractionalSize * fractional_adjustment_factor, MIN_FRACTIONAL_SIZE, MAX_FRACTIONAL_SIZE); - F32 fraction_delta = (new_fractional_size - panelp->mFractionalSize); - fraction_given_up -= fraction_delta; + fraction_given_up -= new_fractional_size - panelp->mFractionalSize; fraction_remaining -= panelp->mFractionalSize; - panelp->mFractionalSize += fraction_delta; + panelp->mFractionalSize = new_fractional_size; llassert(!llisnan(panelp->mFractionalSize)); } else @@ -711,7 +767,7 @@ void LLLayoutStack::updatePanelRect( LLLayoutPanel* resized_panel, const LLRect& { // freeze new size as fraction F32 new_fractional_size = (updated_auto_resize_headroom == 0.f) ? MAX_FRACTIONAL_SIZE - : llclamp((F32)(new_dim - panelp->getRelevantMinDim()) / updated_auto_resize_headroom, MIN_FRACTIONAL_SIZE, MAX_FRACTIONAL_SIZE); + : llclamp(total_visible_fraction * (F32)(new_dim - panelp->getRelevantMinDim()) / updated_auto_resize_headroom, MIN_FRACTIONAL_SIZE, MAX_FRACTIONAL_SIZE); fraction_given_up -= new_fractional_size - panelp->mFractionalSize; fraction_remaining -= panelp->mFractionalSize; panelp->mFractionalSize = new_fractional_size; @@ -720,7 +776,6 @@ void LLLayoutStack::updatePanelRect( LLLayoutPanel* resized_panel, const LLRect& else { // freeze new size as original size panelp->mTargetDim = new_dim; - fraction_remaining -= fraction_given_up; } which_panel = NEXT_PANEL; break; @@ -728,14 +783,14 @@ void LLLayoutStack::updatePanelRect( LLLayoutPanel* resized_panel, const LLRect& if (panelp->mAutoResize) { fraction_remaining -= panelp->mFractionalSize; - if (fraction_given_up != 0.f) + if (resized_panel->mAutoResize) { panelp->mFractionalSize = llclamp(panelp->mFractionalSize + fraction_given_up, MIN_FRACTIONAL_SIZE, MAX_FRACTIONAL_SIZE); fraction_given_up = 0.f; } else { - F32 new_fractional_size = llclamp((F32)(panelp->mTargetDim - panelp->getRelevantMinDim() + delta_auto_resize_headroom) + F32 new_fractional_size = llclamp(total_visible_fraction * (F32)(panelp->mTargetDim - panelp->getRelevantMinDim() + delta_auto_resize_headroom) / updated_auto_resize_headroom, MIN_FRACTIONAL_SIZE, MAX_FRACTIONAL_SIZE); @@ -750,7 +805,7 @@ void LLLayoutStack::updatePanelRect( LLLayoutPanel* resized_panel, const LLRect& which_panel = AFTER_RESIZED_PANEL; break; case AFTER_RESIZED_PANEL: - if (panelp->mAutoResize) + if (panelp->mAutoResize && fraction_given_up != 0.f) { panelp->mFractionalSize = llclamp(panelp->mFractionalSize + (panelp->mFractionalSize / fraction_remaining) * fraction_given_up, MIN_FRACTIONAL_SIZE, @@ -760,6 +815,8 @@ void LLLayoutStack::updatePanelRect( LLLayoutPanel* resized_panel, const LLRect& break; } } + updateLayout(); + normalizeFractionalSizes(); } void LLLayoutStack::reshape(S32 width, S32 height, BOOL called_from_parent) |