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#include "cellmarker.hpp"
#include <osg/AutoTransform>
#include <osg/Material>
#include <osgText/Text>
#include <components/misc/constants.hpp>
CSVRender::CellMarkerTag::CellMarkerTag(CellMarker *marker)
: TagBase(Mask_CellMarker), mMarker(marker)
{}
void CSVRender::CellMarker::buildMarker()
{
const int characterSize = 20;
// Set up attributes of marker text.
osg::ref_ptr<osgText::Text> markerText (new osgText::Text);
markerText->setLayout(osgText::Text::LEFT_TO_RIGHT);
markerText->setCharacterSize(characterSize);
markerText->setAlignment(osgText::Text::CENTER_CENTER);
markerText->setDrawMode(osgText::Text::TEXT | osgText::Text::FILLEDBOUNDINGBOX);
// If cell exists then show black bounding box otherwise show red.
if (mExists)
{
markerText->setBoundingBoxColor(osg::Vec4f(0.0f, 0.0f, 0.0f, 1.0f));
}
else
{
markerText->setBoundingBoxColor(osg::Vec4f(1.0f, 0.0f, 0.0f, 1.0f));
}
// Add text containing cell's coordinates.
std::string coordinatesText =
std::to_string(mCoordinates.getX()) + "," +
std::to_string(mCoordinates.getY());
markerText->setText(coordinatesText);
// Add text to marker node.
mMarkerNode->addChild(markerText);
}
void CSVRender::CellMarker::positionMarker()
{
const int cellSize = Constants::CellSizeInUnits;
const int markerHeight = 0;
// Move marker to center of cell.
int x = (mCoordinates.getX() * cellSize) + (cellSize / 2);
int y = (mCoordinates.getY() * cellSize) + (cellSize / 2);
mMarkerNode->setPosition(osg::Vec3f(x, y, markerHeight));
}
CSVRender::CellMarker::CellMarker(
osg::Group *cellNode,
const CSMWorld::CellCoordinates& coordinates,
const bool cellExists
) : mCellNode(cellNode),
mCoordinates(coordinates),
mExists(cellExists)
{
// Set up node for cell marker.
mMarkerNode = new osg::AutoTransform();
mMarkerNode->setAutoRotateMode(osg::AutoTransform::ROTATE_TO_SCREEN);
mMarkerNode->setAutoScaleToScreen(true);
mMarkerNode->getOrCreateStateSet()->setMode(GL_DEPTH_TEST, osg::StateAttribute::OFF);
mMarkerNode->getOrCreateStateSet()->setRenderBinDetails(11, "RenderBin");
osg::ref_ptr<osg::Material> mat = new osg::Material;
mat->setColorMode(osg::Material::AMBIENT_AND_DIFFUSE);
mMarkerNode->getOrCreateStateSet()->setAttribute(mat);
mMarkerNode->setUserData(new CellMarkerTag(this));
mMarkerNode->setNodeMask(Mask_CellMarker);
mCellNode->addChild(mMarkerNode);
buildMarker();
positionMarker();
}
CSVRender::CellMarker::~CellMarker()
{
mCellNode->removeChild(mMarkerNode);
}
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