subsurface/qt-ui/profile/profilewidget2.cpp
Tomaz Canabrava 6f7967e0e0 Added a Context menu so we can test the state switching.
The context menu added here should only be temporary, it's an easy and
simple way to test the transitions of the items on screen.
They seem a bit broken atm, I'll try to fix that. :)

Signed-off-by: Tomaz Canabrava <tcanabrava@kde.org>
Signed-off-by: Dirk Hohndel <dirk@hohndel.org>
2014-01-16 10:12:30 +07:00

251 lines
12 KiB
C++

#include "profilewidget2.h"
#include "diveplotdatamodel.h"
#include "divepixmapitem.h"
#include "diverectitem.h"
#include "divecartesianaxis.h"
#include "diveprofileitem.h"
#include "helpers.h"
#include <QStateMachine>
#include <QSignalTransition>
#include <QPropertyAnimation>
#include <QMenu>
#include <QContextMenuEvent>
ProfileWidget2::ProfileWidget2(QWidget *parent) :
QGraphicsView(parent),
dataModel(new DivePlotDataModel(this)),
currentState(INVALID),
stateMachine(new QStateMachine(this)),
background (new DivePixmapItem()),
profileYAxis(new DepthAxis()),
gasYAxis(new DiveCartesianAxis()),
timeAxis(new TimeAxis()),
depthController(new DiveRectItem()),
timeController(new DiveRectItem()),
diveProfileItem(new DiveProfileItem())
{
setScene(new QGraphicsScene());
scene()->setSceneRect(0, 0, 100, 100);
setHorizontalScrollBarPolicy(Qt::ScrollBarAlwaysOff);
setVerticalScrollBarPolicy(Qt::ScrollBarAlwaysOff);
scene()->setItemIndexMethod(QGraphicsScene::NoIndex);
setOptimizationFlags(QGraphicsView::DontSavePainterState);
setViewportUpdateMode(QGraphicsView::BoundingRectViewportUpdate);
setRenderHints(QPainter::Antialiasing | QPainter::TextAntialiasing | QPainter::SmoothPixmapTransform);
// Creating the needed items.
// ORDER: {BACKGROUND, PROFILE_Y_AXIS, GAS_Y_AXIS, TIME_AXIS, DEPTH_CONTROLLER, TIME_CONTROLLER, COLUMNS};
profileYAxis->setOrientation(Qt::Vertical);
gasYAxis->setOrientation(Qt::Vertical);
timeAxis->setOrientation(Qt::Horizontal);
// Defaults of the Axis Coordinates:
profileYAxis->setMinimum(0);
profileYAxis->setTickInterval(M_OR_FT(10,30)); //TODO: This one should be also hooked up on the Settings change.
timeAxis->setMinimum(0);
timeAxis->setTickInterval(600); // 10 to 10 minutes?
// Default Sizes of the Items.
profileYAxis->setLine(0, 0, 0, 90);
profileYAxis->setX(2);
profileYAxis->setTickSize(1);
gasYAxis->setLine(0, 0, 0, 20);
timeAxis->setLine(0,0,96,0);
timeAxis->setX(3);
timeAxis->setTickSize(1);
depthController->setRect(0, 0, 10, 5);
timeController->setRect(0, 0, 10, 5);
timeController->setX(sceneRect().width() - timeController->boundingRect().width()); // Position it on the right spot.
// insert in the same way it's declared on the Enum. This is needed so we don't use an map.
QList<QGraphicsItem*> stateItems; stateItems << background << profileYAxis << gasYAxis
<< timeAxis << depthController << timeController;
Q_FOREACH(QGraphicsItem *item, stateItems){
scene()->addItem(item);
}
background->setFlag(QGraphicsItem::ItemIgnoresTransformations);
//enum State{ EMPTY, PROFILE, EDIT, ADD, PLAN, INVALID };
stateMachine = new QStateMachine(this);
// TopLevel States
QState *emptyState = new QState();
QState *profileState = new QState();
QState *editState = new QState();
QState *addState = new QState();
QState *planState = new QState();
// Conections:
stateMachine->addState(emptyState);
stateMachine->addState(profileState);
stateMachine->addState(editState);
stateMachine->addState(addState);
stateMachine->addState(planState);
stateMachine->setInitialState(emptyState);
// All Empty State Connections.
QSignalTransition *tEmptyToProfile = emptyState->addTransition(this, SIGNAL(startProfileState()), profileState);
QSignalTransition *tEmptyToAdd = emptyState->addTransition(this, SIGNAL(startAddState()), addState);
QSignalTransition *tEmptyToPlan = emptyState->addTransition(this, SIGNAL(startPlanState()), planState);
// All Plan Connections
QSignalTransition *tPlanToEmpty = planState->addTransition(this, SIGNAL(startEmptyState()), emptyState);
QSignalTransition *tPlanToProfile = planState->addTransition(this, SIGNAL(startProfileState()), profileState);
QSignalTransition *tPlanToAdd = planState->addTransition(this, SIGNAL(startAddState()), addState);
// All Add Dive Connections
QSignalTransition *tAddToEmpty = addState->addTransition(this, SIGNAL(startEmptyState()), emptyState);
QSignalTransition *tAddToPlan = addState->addTransition(this, SIGNAL(startPlanState()), planState);
QSignalTransition *tAddToProfile = addState->addTransition(this, SIGNAL(startProfileState()), profileState);
// All Profile State Connections
QSignalTransition *tProfileToEdit = profileState->addTransition(this, SIGNAL(startEditState()), editState);
QSignalTransition *tProfileToEmpty = profileState->addTransition(this, SIGNAL(startEmptyState()), emptyState);
QSignalTransition *tProfileToPlan = profileState->addTransition(this, SIGNAL(startPlanState()), planState);
QSignalTransition *tProfileToAdd = profileState->addTransition(this, SIGNAL(startAddState()), addState);
// All "Edit" state connections
QSignalTransition *tEditToEmpty = editState->addTransition(this, SIGNAL(startEmptyState()), emptyState);
QSignalTransition *tEditToPlan = editState->addTransition(this, SIGNAL(startPlanState()), planState);
QSignalTransition *tEditToProfile = editState->addTransition(this, SIGNAL(startProfileState()), profileState);
QSignalTransition *tEditToAdd = editState->addTransition(this, SIGNAL(startAddState()), addState);
// Constants:
const int backgroundOnCanvas = 0;
const int backgroundOffCanvas = 110;
const int profileYAxisOnCanvas = 3;
const int profileYAxisOffCanvas = profileYAxis->boundingRect().width() - 10;
const int gasYAxisOnCanvas = gasYAxis->boundingRect().width();
const int depthControllerOnCanvas = sceneRect().height() - depthController->boundingRect().height();
const int timeControllerOnCanvas = sceneRect().height() - timeController->boundingRect().height();
const int gasYAxisOffCanvas = gasYAxis->boundingRect().width() - 10;
const int timeAxisOnCanvas = sceneRect().height() - timeAxis->boundingRect().height() - 4;
const int timeAxisOffCanvas = sceneRect().height() + timeAxis->boundingRect().height();
const int timeAxisEditMode = sceneRect().height() - timeAxis->boundingRect().height() - depthController->boundingRect().height();
const int depthControllerOffCanvas = sceneRect().height() + depthController->boundingRect().height();
const int timeControllerOffCanvas = sceneRect().height() + timeController->boundingRect().height();
const QLineF profileYAxisExpanded = QLineF(0,0,0,timeAxisOnCanvas);
const QLineF timeAxisLine = QLineF(0, 0, 96, 0);
// State Defaults:
// Empty State, everything but the background is hidden.
emptyState->assignProperty(this, "backgroundBrush", QBrush(Qt::white));
emptyState->assignProperty(background, "y", backgroundOnCanvas);
emptyState->assignProperty(profileYAxis, "x", profileYAxisOffCanvas);
emptyState->assignProperty(gasYAxis, "x", gasYAxisOffCanvas);
emptyState->assignProperty(timeAxis, "y", timeAxisOffCanvas);
emptyState->assignProperty(depthController, "y", depthControllerOffCanvas);
emptyState->assignProperty(timeController, "y", timeControllerOffCanvas);
// Profile, everything but the background, depthController and timeController are shown.
profileState->assignProperty(this, "backgroundBrush", getColor(::BACKGROUND));
profileState->assignProperty(background, "y", backgroundOffCanvas);
profileState->assignProperty(profileYAxis, "x", profileYAxisOnCanvas);
profileState->assignProperty(profileYAxis, "line", profileYAxisExpanded);
profileState->assignProperty(gasYAxis, "x", 0);
profileState->assignProperty(timeAxis, "y", timeAxisOnCanvas);
profileState->assignProperty(depthController, "y", depthControllerOffCanvas);
profileState->assignProperty(timeController, "y", timeControllerOffCanvas);
// Edit, everything but the background and gasYAxis are shown.
editState->assignProperty(this, "backgroundBrush", QBrush(Qt::darkGray));
editState->assignProperty(background, "y", backgroundOffCanvas);
editState->assignProperty(profileYAxis, "x", profileYAxisOnCanvas);
editState->assignProperty(profileYAxis, "line", profileYAxisExpanded);
editState->assignProperty(gasYAxis, "x", gasYAxisOffCanvas);
editState->assignProperty(timeAxis, "y", timeAxisEditMode);
editState->assignProperty(depthController, "y", depthControllerOnCanvas);
editState->assignProperty(timeController, "y", timeControllerOnCanvas);
// Add, everything but the background and gasYAxis are shown.
addState->assignProperty(this, "backgroundBrush", QBrush(Qt::darkGray));
addState->assignProperty(background, "y", backgroundOffCanvas);
addState->assignProperty(profileYAxis, "x", profileYAxisOnCanvas);
addState->assignProperty(profileYAxis, "rect", profileYAxisExpanded);
addState->assignProperty(gasYAxis, "x", gasYAxisOffCanvas);
addState->assignProperty(timeAxis, "y", timeAxisEditMode);
addState->assignProperty(depthController, "y", depthControllerOnCanvas);
addState->assignProperty(timeController, "y", timeControllerOnCanvas);
// Plan, everything but the background and gasYAxis are shown.
planState->assignProperty(this, "backgroundBrush", QBrush(Qt::darkGray));
planState->assignProperty(background, "y", backgroundOffCanvas);
planState->assignProperty(profileYAxis, "x", profileYAxisOnCanvas);
planState->assignProperty(profileYAxis, "line", profileYAxisExpanded);
planState->assignProperty(gasYAxis, "x", gasYAxisOffCanvas);
planState->assignProperty(timeAxis, "y", timeAxisEditMode);
planState->assignProperty(depthController, "y", depthControllerOnCanvas);
planState->assignProperty(timeController, "y", timeControllerOnCanvas);
// All animations for the State Transitions.
QPropertyAnimation *backgroundYAnim = new QPropertyAnimation(background, "y");
QPropertyAnimation *depthAxisAnim = new QPropertyAnimation(profileYAxis, "x");
QPropertyAnimation *gasAxisanim = new QPropertyAnimation(gasYAxis, "x");
QPropertyAnimation *timeAxisAnim = new QPropertyAnimation(timeAxis, "y");
QPropertyAnimation *depthControlAnim = new QPropertyAnimation(depthController, "y");
QPropertyAnimation *timeControlAnim = new QPropertyAnimation(timeController, "y");
QPropertyAnimation *profileAxisAnim = new QPropertyAnimation(profileYAxis, "line");
// Animations
QList<QSignalTransition*> transitions;
transitions << tAddToEmpty << tAddToPlan << tAddToProfile << tEditToAdd << tEditToEmpty << tEditToPlan
<< tEditToProfile << tEmptyToAdd << tEmptyToPlan << tEmptyToProfile << tProfileToAdd << tProfileToEdit
<< tProfileToEmpty << tProfileToPlan << tPlanToAdd << tPlanToEmpty << tPlanToProfile;
Q_FOREACH(QSignalTransition *s, transitions){
s->addAnimation(backgroundYAnim);
s->addAnimation(depthAxisAnim);
s->addAnimation(gasAxisanim);
s->addAnimation(timeAxisAnim);
s->addAnimation(depthControlAnim);
s->addAnimation(timeControlAnim);
s->addAnimation(profileAxisAnim);
}
}
// Currently just one dive, but the plan is to enable All of the selected dives.
void ProfileWidget2::plotDives(QList<dive*> dives)
{
}
void ProfileWidget2::settingsChanged()
{
}
void ProfileWidget2::contextMenuEvent(QContextMenuEvent* event)
{
// this menu should be completely replaced when things are working.
QMenu m;
m.addAction("Set Empty", this, SIGNAL(startEmptyState()));
m.addAction("Set Profile", this, SIGNAL(startProfileState()));
m.addAction("Set Add", this, SIGNAL(startAddState()));
m.addAction("Set Edit", this, SIGNAL(startEditState()));
m.addAction("Set Plan", this, SIGNAL(startPlanState()));
m.exec(event->globalPos());
}
void ProfileWidget2::resizeEvent(QResizeEvent* event)
{
QGraphicsView::resizeEvent(event);
fitInView(sceneRect(), Qt::IgnoreAspectRatio);
if(!stateMachine->configuration().count())
return;
if ((*stateMachine->configuration().begin())->objectName() == "Empty State"){
fixBackgroundPos();
}
}
void ProfileWidget2::fixBackgroundPos()
{
QPixmap p = QPixmap(":background").scaledToHeight(viewport()->height());
int x = viewport()->width()/2 - p.width()/2;
DivePixmapItem *bg = background;
bg->setPixmap(p);
bg->setX(mapToScene(x, 0).x());
}