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/**
*
* This file is part of Tulip (www.tulip-software.org)
*
* Authors: David Auber and the Tulip development Team
* from LaBRI, University of Bordeaux
*
* Tulip is free software; you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License
* as published by the Free Software Foundation, either version 3
* of the License, or (at your option) any later version.
*
* Tulip is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
* See the GNU General Public License for more details.
*
*/
#include <tulip/QtGlSceneZoomAndPanAnimator.h>
#include <tulip/GlMainWidget.h>
#include <tulip/Camera.h>
#include <QMouseEvent>
#include "ScatterPlot2DView.h"
#include "ScatterPlot2DViewNavigator.h"
#include "ScatterPlot2D.h"
using namespace std;
namespace tlp {
ScatterPlot2DViewNavigator::ScatterPlot2DViewNavigator() : scatterPlot2dView(NULL), selectedScatterPlotOverview(NULL), glWidget(NULL) {}
ScatterPlot2DViewNavigator::~ScatterPlot2DViewNavigator() {}
void ScatterPlot2DViewNavigator::viewChanged(View *view) {
scatterPlot2dView = dynamic_cast<ScatterPlot2DView *>(view);
}
bool ScatterPlot2DViewNavigator::eventFilter(QObject *widget, QEvent *e) {
if (glWidget == NULL) {
glWidget = dynamic_cast<GlMainWidget *>(widget);
}
if (!glWidget->hasMouseTracking()) {
glWidget->setMouseTracking(true);
}
if (!scatterPlot2dView->matrixViewSet() && !scatterPlot2dView->interactorsEnabled()) {
scatterPlot2dView->toggleInteractors(true);
}
if (e->type() == QEvent::MouseMove && scatterPlot2dView->matrixViewSet()) {
QMouseEvent *me = (QMouseEvent *) e;
int x = glWidget->width() - me->x();
int y = me->y();
Coord screenCoords(x, y, 0.0f);
Coord sceneCoords(glWidget->getScene()->getGraphCamera().screenTo3DWorld(screenCoords));
selectedScatterPlotOverview = getOverviewUnderPointer(sceneCoords);
return true;
}
else if (e->type() == QEvent::MouseButtonDblClick) {
if (selectedScatterPlotOverview != NULL && !selectedScatterPlotOverview->overviewGenerated()) {
scatterPlot2dView->generateScatterPlot(selectedScatterPlotOverview, glWidget);
glWidget->draw();
}
else if (selectedScatterPlotOverview != NULL && scatterPlot2dView->matrixViewSet()) {
QtGlSceneZoomAndPanAnimator zoomAndPanAnimator(glWidget, selectedScatterPlotOverview->getBoundingBox());
zoomAndPanAnimator.animateZoomAndPan();
scatterPlot2dView->switchFromMatrixToDetailView(selectedScatterPlotOverview, true);
selectedScatterPlotOverview = NULL;
}
else if (!scatterPlot2dView->matrixViewSet()) {
scatterPlot2dView->switchFromDetailViewToMatrixView();
QtGlSceneZoomAndPanAnimator zoomAndPanAnimator(glWidget, scatterPlot2dView->getMatrixBoundingBox());
zoomAndPanAnimator.animateZoomAndPan();
}
return true;
}
return false;
}
ScatterPlot2D *ScatterPlot2DViewNavigator::getOverviewUnderPointer(const Coord &sceneCoords) {
ScatterPlot2D *ret = NULL;
vector<ScatterPlot2D *> overviews =
scatterPlot2dView->getSelectedScatterPlots();
vector<ScatterPlot2D *>::iterator it;
for (it = overviews.begin() ; it != overviews.end() ; ++it) {
if(!(*it))
continue;
BoundingBox overviewBB = (*it)->getBoundingBox();
if (sceneCoords.getX() >= overviewBB[0][0] && sceneCoords.getX() <= overviewBB[1][0] &&
sceneCoords.getY() >= overviewBB[0][1] && sceneCoords.getY() <= overviewBB[1][1]) {
ret = *it;
break;
}
}
return ret;
}
}
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