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#include "GlyphPreviewGenerator.h"
#include <tulip/Graph.h>
#include <tulip/GlOffscreenRenderer.h>
#include <tulip/EdgeExtremityGlyphManager.h>
using namespace tlp;
using namespace std;
GlyphPreviewGenerator* GlyphPreviewGenerator::_instance=NULL;
GlyphPreviewGenerator::GlyphPreviewGenerator():_graph(newGraph()),_node(_graph->addNode()) {
//Init graph parameters.
GlGraphRenderingParameters parameters;
GlGraphInputData inputData(_graph,¶meters);
inputData.elementSize->setAllNodeValue(Size(1,1,1));
inputData.elementColor->setAllNodeValue(Color(192,192,192));
inputData.elementBorderColor->setAllNodeValue(Color(0,0,0));
inputData.elementBorderWidth->setAllNodeValue(1);
}
GlyphPreviewGenerator::~GlyphPreviewGenerator() {
delete _graph;
}
GlyphPreviewGenerator& GlyphPreviewGenerator::getInst() {
if(_instance==NULL) {
_instance = new GlyphPreviewGenerator();
}
return *_instance;
}
QPixmap GlyphPreviewGenerator::getPreview(unsigned int pluginId) {
if(_previews.find(pluginId) == _previews.end()) {
_graph->getProperty<IntegerProperty>("viewShape")->setNodeValue(_node,pluginId);
GlOffscreenRenderer *renderer = GlOffscreenRenderer::getInstance();
renderer->setViewPortSize(16,16);
renderer->clearScene();
renderer->addGraphToScene(_graph);
renderer->renderScene(true);
QImage preview = renderer->getImage();
_previews[pluginId] = QPixmap::fromImage(preview);
}
return _previews[pluginId];
}
EdgeExtremityGlyphPreviewGenerator* EdgeExtremityGlyphPreviewGenerator::_instance = NULL;
EdgeExtremityGlyphPreviewGenerator::EdgeExtremityGlyphPreviewGenerator():_graph(newGraph()) {
//No edge extremity pixmap
_previews[EdgeExtremityGlyphManager::NoEdgeExtremetiesId] = QPixmap();
//Init graph.
GlGraphRenderingParameters parameters;
GlGraphInputData inputData(_graph,¶meters);
inputData.elementSize->setAllNodeValue(Size(0.01f,0.2f,0.1f));
inputData.elementSize->setAllEdgeValue(Size(0.125f,0.125f,0.125f));
inputData.elementColor->setAllNodeValue(Color(255,255,255,0));
inputData.elementBorderColor->setAllNodeValue(Color(255,255,255,0));
inputData.elementColor->setAllEdgeValue(Color(192,192,192));
inputData.elementBorderColor->setAllEdgeValue(Color(0,0,0));
node n1 = _graph->addNode();
node n2= _graph->addNode();
_edge = _graph->addEdge(n1,n2);
inputData.elementLayout->setNodeValue(n1,Coord(0,0,0));
inputData.elementLayout->setNodeValue(n2,Coord(0.3f,0,0));
vector<Coord> bends;
bends.push_back(Coord(0.01f,0,0));
inputData.elementLayout->setAllEdgeValue(bends);
inputData.elementSrcAnchorShape->setAllEdgeValue(EdgeExtremityGlyphManager::NoEdgeExtremetiesId);
inputData.elementTgtAnchorSize->setAllEdgeValue(Size(2,2,1));
}
EdgeExtremityGlyphPreviewGenerator::~EdgeExtremityGlyphPreviewGenerator() {
delete _graph;
}
EdgeExtremityGlyphPreviewGenerator & EdgeExtremityGlyphPreviewGenerator::getInst() {
if(_instance==NULL) {
_instance = new EdgeExtremityGlyphPreviewGenerator();
}
return *_instance;
}
QPixmap EdgeExtremityGlyphPreviewGenerator::getPreview(unsigned int pluginId) {
if(_previews.find(pluginId) == _previews.end()) {
_graph->getProperty<IntegerProperty>("viewTgtAnchorShape")->setEdgeValue(_edge,pluginId);
GlOffscreenRenderer *renderer = GlOffscreenRenderer::getInstance();
renderer->setViewPortSize(16,16);
renderer->clearScene();
renderer->addGraphToScene(_graph);
GlGraphRenderingParameters renderingParamerters = renderer->getScene()->getGlGraphComposite()->getRenderingParameters();
renderingParamerters.setEdgeColorInterpolate(false);
renderingParamerters.setEdgeSizeInterpolate(false);
renderingParamerters.setViewArrow(true);
renderer->getScene()->getGlGraphComposite()->setRenderingParameters(renderingParamerters);
renderer->renderScene(true);
QImage preview = renderer->getImage();
_previews[pluginId] = QPixmap::fromImage(preview);
}
return _previews[pluginId];
}
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