C++ PropertyNameList::find方法代码示例

void ElementImage::OnPropertyChange(const PropertyNameList& changed_properties)
{
    Element::OnPropertyChange(changed_properties);

    if (changed_properties.find(BACKGROUND_COLOR) != changed_properties.end() ||
        changed_properties.find(OPACITY) != changed_properties.end()) {
        GenerateGeometry();
    }
}

// Repositions the document if necessary.
void ElementDocument::OnPropertyChange(const PropertyNameList& changed_properties)
{
	Element::OnPropertyChange(changed_properties);

	if (changed_properties.find(TOP) != changed_properties.end() ||
		changed_properties.find(RIGHT) != changed_properties.end() ||
		changed_properties.find(BOTTOM) != changed_properties.end() ||
		changed_properties.find(LEFT) != changed_properties.end())
		UpdatePosition();
}

void ElementHandle::OnAttributeChange(const PropertyNameList& changed_attributes)
{
	Element::OnAttributeChange(changed_attributes);

	// Reset initialised state if the move or size targets have changed.
	if (changed_attributes.find("move_target") != changed_attributes.end() ||
		changed_attributes.find("size_target") != changed_attributes.end())
	{
		initialised = false;
		move_target = NULL;
		size_target = NULL;
	}
}

// Repositions the document if necessary.
void ElementDocument::OnPropertyChange(const PropertyNameList& changed_properties)
{
	Element::OnPropertyChange(changed_properties);

	// If the document's font-size has been changed, we need to dirty all rem properties.
	if (changed_properties.find(FONT_SIZE) != changed_properties.end())
		GetStyle()->DirtyRemProperties();

	if (changed_properties.find(TOP) != changed_properties.end() ||
		changed_properties.find(RIGHT) != changed_properties.end() ||
		changed_properties.find(BOTTOM) != changed_properties.end() ||
		changed_properties.find(LEFT) != changed_properties.end())
		UpdatePosition();
}

// Returns the list of properties this element definition defines for an element with the given set of pseudo-classes.
void ElementDefinition::GetDefinedProperties(PropertyNameList& property_names, const PseudoClassList& pseudo_classes) const
{
	for (PropertyMap::const_iterator i = properties.GetProperties().begin(); i != properties.GetProperties().end(); ++i)
		property_names.insert((*i).first);

	for (PseudoClassPropertyDictionary::const_iterator i = pseudo_class_properties.begin(); i != pseudo_class_properties.end(); ++i)
	{
		// If this property is already in the default dictionary, don't bother checking for it here.
		if (property_names.find((*i).first) != property_names.end())
			continue;

		const PseudoClassPropertyList& property_list = (*i).second;

		// Search through all the pseudo-class combinations that have a definition for this property; if the calling
		// element matches at least one of them, then add it to the list.
		bool property_defined = false;
		for (size_t j = 0; j < property_list.size(); ++j)
		{
			if (IsPseudoClassRuleApplicable(property_list[j].first, pseudo_classes))
			{
				property_defined = true;
				break;
			}
		}

		if (property_defined)
			property_names.insert((*i).first);
	}
}

// called when element properites are changed
void ElementImage::OnPropertyChange(const PropertyNameList& changed_properties)
{
	Rocket::Core::Element::OnPropertyChange(changed_properties);

	// Check if color property has been changed.
	if (changed_properties.find(COLOR) != changed_properties.end() )
	{
		geometry_dirty = true;
	}

	// Check if opacity has been changed
	if (changed_properties.find(OPACITY) != changed_properties.end() )
	{
		geometry_dirty = true;
	}
}

void ElementTextDefault::OnPropertyChange(const PropertyNameList& changed_properties)
{
	Element::OnPropertyChange(changed_properties);

	bool colour_changed = false;
	bool font_face_changed = false;

	if (changed_properties.find(COLOR) != changed_properties.end())
	{
		// Fetch our (potentially) new colour.
		Colourb new_colour = GetProperty(COLOR)->value.Get< Colourb >();
		colour_changed = colour != new_colour;
		if (colour_changed)
			colour = new_colour;
	}

	if (changed_properties.find(FONT_FAMILY) != changed_properties.end() ||
		changed_properties.find(FONT_CHARSET) != changed_properties.end() ||
		changed_properties.find(FONT_WEIGHT) != changed_properties.end() ||
		changed_properties.find(FONT_STYLE) != changed_properties.end() ||
		changed_properties.find(FONT_SIZE) != changed_properties.end())
	{
		font_face_changed = true;

		geometry.clear();
		font_dirty = true;
	}

	if (changed_properties.find(TEXT_DECORATION) != changed_properties.end())
	{
		decoration_property = GetProperty< int >(TEXT_DECORATION);
		if (decoration_property != TEXT_DECORATION_NONE)
		{
			if (decoration_property != generated_decoration)
			{
				decoration.Release(true);

				FontFaceHandle* font_face_handle = GetFontFaceHandle();
				if (font_face_handle != NULL)
				{
					for (size_t i = 0; i < lines.size(); ++i)
						GenerateDecoration(font_face_handle, lines[i]);
				}

				generated_decoration = decoration_property;
			}
		}
	}

	if (font_face_changed)
	{
		// We have to let our document know we need to be regenerated.
		if (dirty_layout_on_change)
			DirtyLayout();
	}
	else if (colour_changed)
	{
		// Force the geometry to be regenerated.
		geometry_dirty = true;

		// Re-colour the decoration geometry.
		Container::vector< Vertex >::Type& vertices = decoration.GetVertices();
		for (size_t i = 0; i < vertices.size(); ++i)
			vertices[i].colour = colour;

		decoration.Release();
	}
}