本文整理汇总了C++中LLUIImagePtr::isNull方法的典型用法代码示例。如果您正苦于以下问题：C++ LLUIImagePtr::isNull方法的具体用法？C++ LLUIImagePtr::isNull怎么用？C++ LLUIImagePtr::isNull使用的例子？那么, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类LLUIImagePtr的用法示例。
在下文中一共展示了LLUIImagePtr::isNull方法的1个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的C++代码示例。
示例1: draw
// virtual
void LLFloaterTexturePicker::draw()
{
S32 floater_header_size = getHeaderHeight();
if (mOwner)
{
// draw cone of context pointing back to texture swatch
LLRect owner_rect;
mOwner->localRectToOtherView(mOwner->getLocalRect(), &owner_rect, this);
LLRect local_rect = getLocalRect();
if (gFocusMgr.childHasKeyboardFocus(this) && mOwner->isInVisibleChain() && mContextConeOpacity > 0.001f)
{
gGL.getTexUnit(0)->unbind(LLTexUnit::TT_TEXTURE);
LLGLEnable(GL_CULL_FACE);
gGL.begin(LLRender::QUADS);
{
gGL.color4f(0.f, 0.f, 0.f, CONTEXT_CONE_IN_ALPHA * mContextConeOpacity);
gGL.vertex2i(owner_rect.mLeft, owner_rect.mTop);
gGL.vertex2i(owner_rect.mRight, owner_rect.mTop);
gGL.color4f(0.f, 0.f, 0.f, CONTEXT_CONE_OUT_ALPHA * mContextConeOpacity);
gGL.vertex2i(local_rect.mRight, local_rect.mTop);
gGL.vertex2i(local_rect.mLeft, local_rect.mTop);
gGL.color4f(0.f, 0.f, 0.f, CONTEXT_CONE_OUT_ALPHA * mContextConeOpacity);
gGL.vertex2i(local_rect.mLeft, local_rect.mTop);
gGL.vertex2i(local_rect.mLeft, local_rect.mBottom);
gGL.color4f(0.f, 0.f, 0.f, CONTEXT_CONE_IN_ALPHA * mContextConeOpacity);
gGL.vertex2i(owner_rect.mLeft, owner_rect.mBottom);
gGL.vertex2i(owner_rect.mLeft, owner_rect.mTop);
gGL.color4f(0.f, 0.f, 0.f, CONTEXT_CONE_OUT_ALPHA * mContextConeOpacity);
gGL.vertex2i(local_rect.mRight, local_rect.mBottom);
gGL.vertex2i(local_rect.mRight, local_rect.mTop);
gGL.color4f(0.f, 0.f, 0.f, CONTEXT_CONE_IN_ALPHA * mContextConeOpacity);
gGL.vertex2i(owner_rect.mRight, owner_rect.mTop);
gGL.vertex2i(owner_rect.mRight, owner_rect.mBottom);
gGL.color4f(0.f, 0.f, 0.f, CONTEXT_CONE_OUT_ALPHA * mContextConeOpacity);
gGL.vertex2i(local_rect.mLeft, local_rect.mBottom);
gGL.vertex2i(local_rect.mRight, local_rect.mBottom);
gGL.color4f(0.f, 0.f, 0.f, CONTEXT_CONE_IN_ALPHA * mContextConeOpacity);
gGL.vertex2i(owner_rect.mRight, owner_rect.mBottom);
gGL.vertex2i(owner_rect.mLeft, owner_rect.mBottom);
}
gGL.end();
}
}
if (gFocusMgr.childHasMouseCapture(getDragHandle()))
{
mContextConeOpacity = lerp(mContextConeOpacity, gSavedSettings.getF32("PickerContextOpacity"), LLCriticalDamp::getInterpolant(CONTEXT_FADE_TIME));
}
else
{
mContextConeOpacity = lerp(mContextConeOpacity, 0.f, LLCriticalDamp::getInterpolant(CONTEXT_FADE_TIME));
}
updateImageStats();
// if we're inactive, gray out "apply immediate" checkbox
getChildView("show_folders_check")->setEnabled(mActive && mCanApplyImmediately && !mNoCopyTextureSelected);
getChildView("Select")->setEnabled(mActive);
getChildView("Pipette")->setEnabled(mActive);
getChild<LLUICtrl>("Pipette")->setValue(LLToolMgr::getInstance()->getCurrentTool() == LLToolPipette::getInstance());
//BOOL allow_copy = FALSE;
if( mOwner )
{
mTexturep = NULL;
if(mImageAssetID.notNull())
{
mTexturep = LLViewerTextureManager::getFetchedTexture(mImageAssetID, MIPMAP_YES);
mTexturep->setBoostLevel(LLViewerTexture::BOOST_PREVIEW);
}
if (mTentativeLabel)
{
mTentativeLabel->setVisible( FALSE );
}
getChildView("Default")->setEnabled(mImageAssetID != mOwner->getDefaultImageAssetID());
getChildView("Blank")->setEnabled(mImageAssetID != mWhiteImageAssetID );
getChildView("None")->setEnabled(mOwner->getAllowNoTexture() && !mImageAssetID.isNull() );
LLFloater::draw();
if( isMinimized() )
{
return;
}
// Border
LLRect border( BORDER_PAD,
getRect().getHeight() - floater_header_size - BORDER_PAD,
((getMinWidth() / 2) - TEXTURE_INVENTORY_PADDING - HPAD) - BORDER_PAD,
BORDER_PAD + FOOTER_HEIGHT + (getRect().getHeight() - getMinHeight()));
gl_rect_2d( border, LLColor4::black, FALSE );
//.........这里部分代码省略.........