本文整理汇总了C++中LLSliderCtrl::setPrecision方法的典型用法代码示例。如果您正苦于以下问题：C++ LLSliderCtrl::setPrecision方法的具体用法？C++ LLSliderCtrl::setPrecision怎么用？C++ LLSliderCtrl::setPrecision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LLSliderCtrl的用法示例。
在下文中一共展示了LLSliderCtrl::setPrecision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: fromXML
LLView* LLSliderCtrl::fromXML(LLXMLNodePtr node, LLView *parent, LLUICtrlFactory *factory)
{
std::string name("slider");
node->getAttributeString("name", name);
std::string label;
node->getAttributeString("label", label);
LLRect rect;
createRect(node, rect, parent, LLRect());
LLFontGL* font = LLView::selectFont(node);
// HACK: Font might not be specified.
if (!font)
{
font = LLFontGL::getFontSansSerifSmall();
}
S32 label_width = 0;
node->getAttributeS32("label_width", label_width);
BOOL show_text = TRUE;
node->getAttributeBOOL("show_text", show_text);
BOOL can_edit_text = FALSE;
node->getAttributeBOOL("can_edit_text", can_edit_text);
BOOL volume = FALSE;
node->getAttributeBOOL("volume", volume);
F32 initial_value = 0.f;
node->getAttributeF32("initial_val", initial_value);
F32 min_value = 0.f;
node->getAttributeF32("min_val", min_value);
F32 max_value = 1.f;
node->getAttributeF32("max_val", max_value);
F32 increment = 0.1f;
node->getAttributeF32("increment", increment);
U32 precision = 3;
node->getAttributeU32("decimal_digits", precision);
S32 text_left = 0;
if (show_text)
{
// calculate the size of the text box (log max_value is number of digits - 1 so plus 1)
if ( max_value )
text_left = font->getWidth(std::string("0")) * ( static_cast < S32 > ( log10 ( max_value ) ) + precision + 1 );
if ( increment < 1.0f )
text_left += font->getWidth(std::string(".")); // (mostly) take account of decimal point in value
if ( min_value < 0.0f || max_value < 0.0f )
text_left += font->getWidth(std::string("-")); // (mostly) take account of minus sign
// padding to make things look nicer
text_left += 8;
}
LLUICtrlCallback callback = NULL;
if (label.empty())
{
label.assign(node->getTextContents());
}
LLSliderCtrl* slider = new LLSliderCtrl(name,
rect,
label,
font,
label_width,
rect.getWidth() - text_left,
show_text,
can_edit_text,
volume,
callback,
NULL,
initial_value,
min_value,
max_value,
increment);
slider->setPrecision(precision);
slider->initFromXML(node, parent);
slider->updateText();
return slider;
}