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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 "EditColorScaleInteractor.h"
#include "GlLabelledColorScale.h"
#include <QMouseEvent>
#include <tulip/GlMainWidget.h>
#include <tulip/GlEntity.h>
#include <tulip/GlColorScale.h>
#include <tulip/ColorScaleConfigDialog.h>
#include <tulip/Camera.h>
#include <tulip/GlLayer.h>
#include <tulip/DoubleProperty.h>
#include "SOMView.h"
#include <SOMMap.h>
using namespace tlp;
using namespace std;
EditColorScaleInteractor::EditColorScaleInteractor() :
currentProperty(NULL), colorScale(NULL), widthPercent(.80f), heightPercent(.1f), heightPosition(.1f),glMainWidgetWidth(0),glMainWidgetHeight(0),selectionLayer(new GlLayer("SelectionLayer")) {
}
EditColorScaleInteractor::~EditColorScaleInteractor() {
selectionLayer->clear();
delete selectionLayer;
delete colorScale;
}
bool EditColorScaleInteractor::eventFilter(QObject *obj, QEvent *event) {
tlp::GlMainWidget *glMainWidget = dynamic_cast<tlp::GlMainWidget*> (obj);
if (glMainWidget == NULL)
return false;
if (event->type() == QEvent::MouseButtonDblClick) {
QMouseEvent *me = (QMouseEvent*) event;
GlMainWidget *glMainWidget = dynamic_cast<tlp::GlMainWidget*> (obj);
if (!glMainWidget)
return false;
glMainWidget->getScene()->getGraphCamera().initGl();
selectionLayer->set2DMode();
glMainWidget->getScene()->addExistingLayer(selectionLayer);
selectionLayer->getCamera().initGl();
selectionLayer->addGlEntity(colorScale, "colorScale");
std::vector<SelectedEntity> entities;
glMainWidget->getScene()->selectEntities(RenderingSimpleEntities, me->pos().x(),
me->pos().y(), 2, 2, selectionLayer, entities);
bool foundGlColorScale = false;
if (!entities.empty()) {
for (vector<SelectedEntity>::iterator entityIterator = entities.begin(); entityIterator
!= entities.end(); ++entityIterator) {
if ((*entityIterator).getSimpleEntity() == colorScale->getGlColorScale()) {
ColorScaleConfigDialog dialog(colorScale->getGlColorScale()->getColorScale(),
glMainWidget);
foundGlColorScale = true;
dialog.exec();
}
}
}
//Empty layer without destructing objects.
selectionLayer->deleteGlEntity(colorScale);
glMainWidget->getScene()->removeLayer(selectionLayer,false);
return foundGlColorScale;
}
return false;
}
void EditColorScaleInteractor::viewChanged(View *view) {
SOMView *somView = dynamic_cast<SOMView*> (view);
if (somView != NULL) {
assert(colorScale == NULL);
GlMainWidget* glMainWidget = somView->getMapWidget();
Size screenSize(glMainWidget->width() * widthPercent, glMainWidget->height()
* heightPercent);
Coord bottomLeftScreenCoord((glMainWidget->width() - screenSize.getW()) * .5,
glMainWidget->height() * .1, 0);
colorScale = new GlLabelledColorScale(bottomLeftScreenCoord, screenSize,
somView->getColorScale(), 0, 0, false);
propertyChanged(somView,somView->getSelectedProperty(), somView->getSelectedPropertyValues());
}
}
bool EditColorScaleInteractor::compute(GlMainWidget *) {
SOMView *somView = dynamic_cast<SOMView*> (view());
assert(somView != NULL);
screenSizeChanged(somView);
return true;
}
bool EditColorScaleInteractor::draw(GlMainWidget *glMainWidget) {
SOMView *somView = dynamic_cast<SOMView*> (view());
assert(somView != NULL);
if (colorScale) {
NumericProperty *newProperty = somView->getSelectedPropertyValues();
if (currentProperty != newProperty) {
propertyChanged(somView,somView->getSelectedProperty(), newProperty);
}
if (colorScale->isVisible()) {
glMainWidget->getScene()->getGraphCamera().initGl();
Camera camera2D = Camera(glMainWidget->getScene(), false);
camera2D.setScene(glMainWidget->getScene());
camera2D.initGl();
map<string, GlSimpleEntity*> displays = colorScale->getGlEntities();
for (map<string, GlSimpleEntity*>::iterator it = displays.begin(); it!= displays.end(); ++it) {
it->second->draw(0, &camera2D);
}
}
}
return true;
}
void EditColorScaleInteractor::screenSizeChanged(SOMView* somView) {
GlMainWidget* glMainWidget = somView->getMapWidget();
if(glMainWidget->width()!=glMainWidgetWidth || glMainWidget->height()!=glMainWidgetHeight) {
if (colorScale) {
Size screenSize(glMainWidget->width() * widthPercent, glMainWidget->height()
* heightPercent);
Coord bottomLeftScreenCoord((glMainWidget->width() - screenSize.getW()) * .5,
glMainWidget->height() * .1, 0);
colorScale->setPosition(bottomLeftScreenCoord);
colorScale->setSize(screenSize);
glMainWidgetWidth=glMainWidget->width();
glMainWidgetHeight=glMainWidget->height();
}
}
}
void EditColorScaleInteractor::propertyChanged(SOMView* somView,const string& propertyName, NumericProperty *propertyValues) {
if (propertyValues) {
colorScale->setVisible(true);
//If the input samples are normalized we need to translate it to unormalized values before displaying it.
double minValue = propertyValues->getNodeDoubleMin(somView->getSOM());
double maxValue = propertyValues->getNodeDoubleMax(somView->getSOM());
InputSample& inputSample = somView->getInputSample();
colorScale->setMinValue(inputSample.isUsingNormalizedValues()?inputSample.unnormalize(minValue,propertyName):minValue);
colorScale->setMaxValue(inputSample.isUsingNormalizedValues()?inputSample.unnormalize(maxValue,propertyName):maxValue);
}
else {
colorScale->setVisible(false);
}
currentProperty = propertyValues;
}
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