GraticuleLabelingEngine::GraticuleLabelingEngine(const SpatialReference* srs)
{
_srs = srs;
// Set up the symbology for x-axis labels
TextSymbol* xText = _xLabelStyle.getOrCreate<TextSymbol>();
xText->alignment() = TextSymbol::ALIGN_CENTER_BOTTOM;
xText->halo()->color().set(0, 0, 0, 1);
xText->declutter() = false;
// Set up the symbology for y-axis labels
TextSymbol* yText = _yLabelStyle.getOrCreate<TextSymbol>();
yText->alignment() = TextSymbol::ALIGN_LEFT_BOTTOM;
yText->halo()->color().set(0, 0, 0, 1);
yText->declutter() = false;
}
void
MapInspectorUI::addTerrainLayer(TerrainLayer* layer,
MapNode* mapNode)
{
const Color colors[6] = {
Color::White,
Color::Yellow,
Color::Cyan,
Color::Lime,
Color::Red,
Color::Magenta
};
Color color = colors[(int)layer->getUID()%6];
osg::ref_ptr<MultiGeometry> collection = new MultiGeometry();
const DataExtentList& exlist = layer->getDataExtents();
if (!exlist.empty())
{
for(DataExtentList::const_iterator i = exlist.begin(); i != exlist.end(); ++i)
{
const DataExtent& e = *i;
Polygon* p = new Polygon();
p->push_back( e.xMin(), e.yMin() );
p->push_back( e.xMax(), e.yMin() );
p->push_back( e.xMax(), e.yMax() );
p->push_back( e.xMin(), e.yMax() );
collection->add( p );
}
// poly:
{
Style style;
style.getOrCreate<LineSymbol>()->stroke()->color() = color;
style.getOrCreate<LineSymbol>()->stroke()->width() = 2;
style.getOrCreate<AltitudeSymbol>()->clamping() = AltitudeSymbol::CLAMP_TO_TERRAIN;
style.getOrCreate<AltitudeSymbol>()->technique() = AltitudeSymbol::TECHNIQUE_DRAPE;
style.getOrCreate<RenderSymbol>()->lighting() = false;
Feature* feature = new Feature(collection.get(), layer->getProfile()->getSRS(), style);
FeatureNode* node = new FeatureNode( mapNode, feature );
_annos->addChild( node );
}
// label:
std::string text =
!layer->getName().empty()? layer->getName() :
Stringify() << "Layer " << layer->getUID();
{
Style style;
TextSymbol* ts = style.getOrCreate<TextSymbol>();
ts->halo()->color().set(0,0,0,1);
ts->declutter() = true;
ts->alignment() = TextSymbol::ALIGN_CENTER_CENTER;
osg::Vec2d center = collection->getBounds().center2d();
GeoPoint position(layer->getProfile()->getSRS(), center.x(), center.y(), 0.0, ALTMODE_ABSOLUTE);
LabelNode* label = new LabelNode(mapNode, position, text, style);
_annos->addChild( label );
}
unsigned r = this->getNumRows();
setControl(0, r, new ui::LabelControl(text, color));
}
}
void
TextSymbol::parseSLD(const Config& c, Style& style)
{
TextSymbol defaults;
if ( match(c.key(), "text-fill") || match(c.key(), "text-color") ) {
style.getOrCreate<TextSymbol>()->fill()->color() = Color(c.value());
}
else if ( match(c.key(), "text-fill-opacity") ) {
style.getOrCreate<TextSymbol>()->fill()->color().a() = as<float>( c.value(), 1.0f );
}
else if ( match(c.key(), "text-size") ) {
style.getOrCreate<TextSymbol>()->size() = NumericExpression( c.value() );
}
else if ( match(c.key(), "text-font") ) {
style.getOrCreate<TextSymbol>()->font() = c.value();
}
else if ( match(c.key(), "text-halo") || match(c.key(), "text-halo-color") ) {
style.getOrCreate<TextSymbol>()->halo()->color() = htmlColorToVec4f( c.value() );
}
else if ( match(c.key(), "text-halo-offset") ) {
style.getOrCreate<TextSymbol>()->haloOffset() = as<float>(c.value(), defaults.haloOffset().get() );
}
else if ( match(c.key(), "text-halo-backdrop-type") ) {
if ( match(c.value(), "right-bottom") )
style.getOrCreate<TextSymbol>()->haloBackdropType() = osgText::Text::DROP_SHADOW_BOTTOM_RIGHT;
else if ( match(c.value(), "right-center") )
style.getOrCreate<TextSymbol>()->haloBackdropType() = osgText::Text::DROP_SHADOW_CENTER_RIGHT;
else if ( match(c.value(), "right-top") )
style.getOrCreate<TextSymbol>()->haloBackdropType() = osgText::Text::DROP_SHADOW_TOP_RIGHT;
else if ( match(c.value(), "center-bottom") )
style.getOrCreate<TextSymbol>()->haloBackdropType() = osgText::Text::DROP_SHADOW_BOTTOM_CENTER;
else if ( match(c.value(), "center-top") )
style.getOrCreate<TextSymbol>()->haloBackdropType() = osgText::Text::DROP_SHADOW_TOP_CENTER;
else if ( match(c.value(), "left-bottom") )
style.getOrCreate<TextSymbol>()->haloBackdropType() = osgText::Text::DROP_SHADOW_BOTTOM_LEFT;
else if ( match(c.value(), "left-center") )
style.getOrCreate<TextSymbol>()->haloBackdropType() = osgText::Text::DROP_SHADOW_CENTER_LEFT;
else if ( match(c.value(), "left-top") )
style.getOrCreate<TextSymbol>()->haloBackdropType() = osgText::Text::DROP_SHADOW_TOP_LEFT;
else if ( match(c.value(), "outline") )
style.getOrCreate<TextSymbol>()->haloBackdropType() = osgText::Text::OUTLINE;
else if ( match(c.value(), "none") )
style.getOrCreate<TextSymbol>()->haloBackdropType() = osgText::Text::NONE;
}
else if ( match(c.key(), "text-halo-implementation") ) {
if ( match(c.value(), "polygon-offset") )
style.getOrCreate<TextSymbol>()->haloImplementation() = osgText::Text::POLYGON_OFFSET;
else if ( match(c.value(), "no-depth-buffer") )
style.getOrCreate<TextSymbol>()->haloImplementation() = osgText::Text::NO_DEPTH_BUFFER;
else if ( match(c.value(), "depth-range") )
style.getOrCreate<TextSymbol>()->haloImplementation() = osgText::Text::DEPTH_RANGE;
else if ( match(c.value(), "stencil-buffer") )
style.getOrCreate<TextSymbol>()->haloImplementation() = osgText::Text::STENCIL_BUFFER;
else if ( match(c.value(), "delayed-depth-writes") )
style.getOrCreate<TextSymbol>()->haloImplementation() = osgText::Text::DELAYED_DEPTH_WRITES;
}
else if ( match(c.key(), "text-remove-duplicate-labels") ) {
if ( c.value() == "true" )
style.getOrCreate<TextSymbol>()->removeDuplicateLabels() = true;
else if (c.value() == "false")
style.getOrCreate<TextSymbol>()->removeDuplicateLabels() = false;
}
else if ( match(c.key(), "text-align") ) {
if ( match(c.value(), "left-top") )
style.getOrCreate<TextSymbol>()->alignment() = TextSymbol::ALIGN_LEFT_TOP;
else if ( match(c.value(), "left-center") )
style.getOrCreate<TextSymbol>()->alignment() = TextSymbol::ALIGN_LEFT_CENTER;
else if ( match(c.value(), "left-bottom") )
style.getOrCreate<TextSymbol>()->alignment() = TextSymbol::ALIGN_LEFT_BOTTOM;
else if ( match(c.value(), "center-top") )
style.getOrCreate<TextSymbol>()->alignment() = TextSymbol::ALIGN_CENTER_TOP;
else if ( match(c.value(), "center-center") )
style.getOrCreate<TextSymbol>()->alignment() = TextSymbol::ALIGN_CENTER_CENTER;
else if ( match(c.value(), "center-bottom") )
style.getOrCreate<TextSymbol>()->alignment() = TextSymbol::ALIGN_CENTER_BOTTOM;
else if ( match(c.value(), "right-top") )
style.getOrCreate<TextSymbol>()->alignment() = TextSymbol::ALIGN_RIGHT_TOP;
else if ( match(c.value(), "right-center") )
style.getOrCreate<TextSymbol>()->alignment() = TextSymbol::ALIGN_RIGHT_CENTER;
else if ( match(c.value(), "right-bottom") )
style.getOrCreate<TextSymbol>()->alignment() = TextSymbol::ALIGN_RIGHT_BOTTOM;
else if ( match(c.value(), "left-base-line") )
style.getOrCreate<TextSymbol>()->alignment() = TextSymbol::ALIGN_LEFT_BASE_LINE;
else if ( match(c.value(), "center-base-line") )
style.getOrCreate<TextSymbol>()->alignment() = TextSymbol::ALIGN_CENTER_BASE_LINE;
else if ( match(c.value(), "right-base-line") )
style.getOrCreate<TextSymbol>()->alignment() = TextSymbol::ALIGN_RIGHT_BASE_LINE;
else if ( match(c.value(), "left-bottom-base-line") )
style.getOrCreate<TextSymbol>()->alignment() = TextSymbol::ALIGN_LEFT_BOTTOM_BASE_LINE;
else if ( match(c.value(), "center-bottom-base-line") )
style.getOrCreate<TextSymbol>()->alignment() = TextSymbol::ALIGN_CENTER_BOTTOM_BASE_LINE;
else if ( match(c.value(), "right-bottom-base-line") )
style.getOrCreate<TextSymbol>()->alignment() = TextSymbol::ALIGN_RIGHT_BOTTOM_BASE_LINE;
else if ( match(c.value(), "base-line" ) )
style.getOrCreate<TextSymbol>()->alignment() = TextSymbol::ALIGN_BASE_LINE;
}
else if ( match(c.key(), "text-layout") ) {
if ( match(c.value(), "ltr") )
style.getOrCreate<TextSymbol>()->layout() = TextSymbol::LAYOUT_LEFT_TO_RIGHT;
else if ( match(c.value(), "rtl" ) )
style.getOrCreate<TextSymbol>()->layout() = TextSymbol::LAYOUT_RIGHT_TO_LEFT;
else if ( match(c.value(), "vertical" ) )
style.getOrCreate<TextSymbol>()->layout() = TextSymbol::LAYOUT_VERTICAL;
}
else if ( match(c.key(), "text-content") || match(c.key(), "text") ) {
style.getOrCreate<TextSymbol>()->content() = StringExpression( c.value() );
}
else if ( match(c.key(), "text-priority") ) {
style.getOrCreate<TextSymbol>()->priority() = NumericExpression( c.value() );
}
else if ( match(c.key(), "text-provider") ) {
style.getOrCreate<TextSymbol>()->provider() = c.value();
}
else if ( match(c.key(), "text-encoding") ) {
if (match(c.value(), "utf-8"))
style.getOrCreate<TextSymbol>()->encoding() = TextSymbol::ENCODING_UTF8;
else if (match(c.value(), "utf-16"))
style.getOrCreate<TextSymbol>()->encoding() = TextSymbol::ENCODING_UTF16;
else if (match(c.value(), "utf-32"))
style.getOrCreate<TextSymbol>()->encoding() = TextSymbol::ENCODING_UTF32;
else if (match(c.value(), "ascii"))
style.getOrCreate<TextSymbol>()->encoding() = TextSymbol::ENCODING_ASCII;
else
style.getOrCreate<TextSymbol>()->encoding() = TextSymbol::ENCODING_ASCII;
}
else if ( match(c.key(), "text-declutter") ) {
style.getOrCreate<TextSymbol>()->declutter() = as<bool>(c.value(), defaults.declutter().get() );
}
else if ( match(c.key(), "text-occlusion-cull") ) {
style.getOrCreate<TextSymbol>()->occlusionCull() = as<bool>(c.value(), defaults.occlusionCull().get() );
}
else if ( match(c.key(), "text-occlusion-cull-altitude") ) {
style.getOrCreate<TextSymbol>()->occlusionCullAltitude() = as<double>(c.value(), defaults.occlusionCullAltitude().get() );
}
else if ( match(c.key(), "text-script") ) {
style.getOrCreate<TextSymbol>()->script() = StringExpression(c.value());
}
else if ( match(c.key(), "text-offset-x") ) {
style.getOrCreate<TextSymbol>()->pixelOffset()->x() = as<double>(c.value(), defaults.pixelOffset()->x() );
}
else if ( match(c.key(), "text-offset-y") ) {
style.getOrCreate<TextSymbol>()->pixelOffset()->y() = as<double>(c.value(), defaults.pixelOffset()->y() );
}
else if ( match(c.key(), "text-rotation") ) {
style.getOrCreate<TextSymbol>()->onScreenRotation() = NumericExpression( c.value() );
}
else if ( match(c.key(), "text-geographic-course") ) {
style.getOrCreate<TextSymbol>()->geographicCourse() = NumericExpression( c.value() );
}
}
