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https://github.com/subsurface/subsurface.git
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c301367259
This code creates the animations that will be triggered when an state changes. Things like hiding items and such should be handled this way. Signed-off-by: Tomaz Canabrava <tcanabrava@kde.org> Signed-off-by: Dirk Hohndel <dirk@hohndel.org>
242 lines
11 KiB
C++
242 lines
11 KiB
C++
#include "profilewidget2.h"
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#include "diveplotdatamodel.h"
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#include "divepixmapitem.h"
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#include "diverectitem.h"
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#include "divecartesianaxis.h"
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#include "diveprofileitem.h"
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#include "helpers.h"
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#include <QStateMachine>
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#include <QSignalTransition>
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#include <QPropertyAnimation>
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ProfileWidget2::ProfileWidget2(QWidget *parent) :
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QGraphicsView(parent),
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dataModel(new DivePlotDataModel(this)),
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currentState(INVALID),
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stateMachine(new QStateMachine(this)),
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background (new DivePixmapItem()),
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profileYAxis(new DepthAxis()),
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gasYAxis(new DiveCartesianAxis()),
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timeAxis(new TimeAxis()),
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depthController(new DiveRectItem()),
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timeController(new DiveRectItem()),
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diveProfileItem(new DiveProfileItem())
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{
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setScene(new QGraphicsScene());
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scene()->setSceneRect(0, 0, 100, 100);
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setHorizontalScrollBarPolicy(Qt::ScrollBarAlwaysOff);
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setVerticalScrollBarPolicy(Qt::ScrollBarAlwaysOff);
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scene()->setItemIndexMethod(QGraphicsScene::NoIndex);
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setOptimizationFlags(QGraphicsView::DontSavePainterState);
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setViewportUpdateMode(QGraphicsView::BoundingRectViewportUpdate);
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setRenderHints(QPainter::Antialiasing | QPainter::TextAntialiasing | QPainter::SmoothPixmapTransform);
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// Creating the needed items.
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// ORDER: {BACKGROUND, PROFILE_Y_AXIS, GAS_Y_AXIS, TIME_AXIS, DEPTH_CONTROLLER, TIME_CONTROLLER, COLUMNS};
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profileYAxis->setOrientation(Qt::Vertical);
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gasYAxis->setOrientation(Qt::Vertical);
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timeAxis->setOrientation(Qt::Horizontal);
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// Defaults of the Axis Coordinates:
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profileYAxis->setMinimum(0);
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profileYAxis->setTickInterval(M_OR_FT(10,30)); //TODO: This one should be also hooked up on the Settings change.
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timeAxis->setMinimum(0);
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timeAxis->setTickInterval(600); // 10 to 10 minutes?
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// Default Sizes of the Items.
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profileYAxis->setLine(0, 0, 0, 90);
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profileYAxis->setX(2);
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profileYAxis->setTickSize(1);
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gasYAxis->setLine(0, 0, 0, 20);
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timeAxis->setLine(0,0,96,0);
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timeAxis->setX(3);
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timeAxis->setTickSize(1);
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depthController->setRect(0, 0, 10, 5);
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timeController->setRect(0, 0, 10, 5);
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timeController->setX(sceneRect().width() - timeController->boundingRect().width()); // Position it on the right spot.
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// insert in the same way it's declared on the Enum. This is needed so we don't use an map.
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QList<QGraphicsItem*> stateItems; stateItems << background << profileYAxis << gasYAxis
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<< timeAxis << depthController << timeController;
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Q_FOREACH(QGraphicsItem *item, stateItems){
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scene()->addItem(item);
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}
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background->setFlag(QGraphicsItem::ItemIgnoresTransformations);
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//enum State{ EMPTY, PROFILE, EDIT, ADD, PLAN, INVALID };
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stateMachine = new QStateMachine(this);
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// TopLevel States
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QState *emptyState = new QState();
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QState *profileState = new QState();
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QState *editState = new QState();
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QState *addState = new QState();
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QState *planState = new QState();
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// Conections:
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stateMachine->addState(emptyState);
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stateMachine->addState(profileState);
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stateMachine->addState(editState);
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stateMachine->addState(addState);
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stateMachine->addState(planState);
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stateMachine->setInitialState(emptyState);
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// All Empty State Connections.
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QSignalTransition *tEmptyToProfile = emptyState->addTransition(this, SIGNAL(startProfileState()), profileState);
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QSignalTransition *tEmptyToAdd = emptyState->addTransition(this, SIGNAL(startAddState()), addState);
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QSignalTransition *tEmptyToPlan = emptyState->addTransition(this, SIGNAL(startPlanState()), planState);
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// All Plan Connections
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QSignalTransition *tPlanToEmpty = planState->addTransition(this, SIGNAL(startEmptyState()), emptyState);
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QSignalTransition *tPlanToProfile = planState->addTransition(this, SIGNAL(startProfileState()), profileState);
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QSignalTransition *tPlanToAdd = planState->addTransition(this, SIGNAL(startAddState()), addState);
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// All Add Dive Connections
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QSignalTransition *tAddToEmpty = addState->addTransition(this, SIGNAL(startEmptyState()), emptyState);
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QSignalTransition *tAddToPlan = addState->addTransition(this, SIGNAL(startPlanState()), planState);
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QSignalTransition *tAddToProfile = addState->addTransition(this, SIGNAL(startProfileState()), profileState);
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// All Profile State Connections
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QSignalTransition *tProfileToEdit = profileState->addTransition(this, SIGNAL(startEditState()), editState);
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QSignalTransition *tProfileToEmpty = profileState->addTransition(this, SIGNAL(startEmptyState()), emptyState);
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QSignalTransition *tProfileToPlan = profileState->addTransition(this, SIGNAL(startPlanState()), planState);
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QSignalTransition *tProfileToAdd = profileState->addTransition(this, SIGNAL(startAddState()), addState);
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// All "Edit" state connections
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QSignalTransition *tEditToEmpty = editState->addTransition(this, SIGNAL(startEmptyState()), emptyState);
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QSignalTransition *tEditToPlan = editState->addTransition(this, SIGNAL(startPlanState()), planState);
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QSignalTransition *tEditToProfile = editState->addTransition(this, SIGNAL(startProfileState()), profileState);
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QSignalTransition *tEditToAdd = editState->addTransition(this, SIGNAL(startAddState()), addState);
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// Constants:
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const int backgroundOnCanvas = 0;
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const int backgroundOffCanvas = 110;
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const int profileYAxisOnCanvas = 3;
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const int profileYAxisOffCanvas = profileYAxis->boundingRect().width() - 10;
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const int gasYAxisOnCanvas = gasYAxis->boundingRect().width();
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const int depthControllerOnCanvas = sceneRect().height() - depthController->boundingRect().height();
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const int timeControllerOnCanvas = sceneRect().height() - timeController->boundingRect().height();
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const int gasYAxisOffCanvas = gasYAxis->boundingRect().width() - 10;
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const int timeAxisOnCanvas = sceneRect().height() - timeAxis->boundingRect().height() - 4;
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const int timeAxisOffCanvas = sceneRect().height() + timeAxis->boundingRect().height();
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const int timeAxisEditMode = sceneRect().height() - timeAxis->boundingRect().height() - depthController->boundingRect().height();
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const int depthControllerOffCanvas = sceneRect().height() + depthController->boundingRect().height();
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const int timeControllerOffCanvas = sceneRect().height() + timeController->boundingRect().height();
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const QLineF profileYAxisExpanded = QLineF(0,0,0,timeAxisOnCanvas);
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const QLineF timeAxisLine = QLineF(0, 0, 96, 0);
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// State Defaults:
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// Empty State, everything but the background is hidden.
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emptyState->assignProperty(this, "backgroundBrush", QBrush(Qt::white));
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emptyState->assignProperty(background, "y", backgroundOnCanvas);
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emptyState->assignProperty(profileYAxis, "x", profileYAxisOffCanvas);
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emptyState->assignProperty(gasYAxis, "x", gasYAxisOffCanvas);
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emptyState->assignProperty(timeAxis, "y", timeAxisOffCanvas);
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emptyState->assignProperty(depthController, "y", depthControllerOffCanvas);
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emptyState->assignProperty(timeController, "y", timeControllerOffCanvas);
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// Profile, everything but the background, depthController and timeController are shown.
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profileState->assignProperty(this, "backgroundBrush", getColor(::BACKGROUND));
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profileState->assignProperty(background, "y", backgroundOffCanvas);
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profileState->assignProperty(profileYAxis, "x", profileYAxisOnCanvas);
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profileState->assignProperty(profileYAxis, "line", profileYAxisExpanded);
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profileState->assignProperty(gasYAxis, "x", 0);
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profileState->assignProperty(timeAxis, "y", timeAxisOnCanvas);
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profileState->assignProperty(depthController, "y", depthControllerOffCanvas);
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profileState->assignProperty(timeController, "y", timeControllerOffCanvas);
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// Edit, everything but the background and gasYAxis are shown.
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editState->assignProperty(this, "backgroundBrush", QBrush(Qt::darkGray));
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editState->assignProperty(background, "y", backgroundOffCanvas);
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editState->assignProperty(profileYAxis, "x", profileYAxisOnCanvas);
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editState->assignProperty(profileYAxis, "line", profileYAxisExpanded);
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editState->assignProperty(gasYAxis, "x", gasYAxisOffCanvas);
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editState->assignProperty(timeAxis, "y", timeAxisEditMode);
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editState->assignProperty(depthController, "y", depthControllerOnCanvas);
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editState->assignProperty(timeController, "y", timeControllerOnCanvas);
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// Add, everything but the background and gasYAxis are shown.
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addState->assignProperty(this, "backgroundBrush", QBrush(Qt::darkGray));
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addState->assignProperty(background, "y", backgroundOffCanvas);
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addState->assignProperty(profileYAxis, "x", profileYAxisOnCanvas);
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addState->assignProperty(profileYAxis, "rect", profileYAxisExpanded);
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addState->assignProperty(gasYAxis, "x", gasYAxisOffCanvas);
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addState->assignProperty(timeAxis, "y", timeAxisEditMode);
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addState->assignProperty(depthController, "y", depthControllerOnCanvas);
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addState->assignProperty(timeController, "y", timeControllerOnCanvas);
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// Plan, everything but the background and gasYAxis are shown.
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planState->assignProperty(this, "backgroundBrush", QBrush(Qt::darkGray));
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planState->assignProperty(background, "y", backgroundOffCanvas);
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planState->assignProperty(profileYAxis, "x", profileYAxisOnCanvas);
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planState->assignProperty(profileYAxis, "line", profileYAxisExpanded);
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planState->assignProperty(gasYAxis, "x", gasYAxisOffCanvas);
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planState->assignProperty(timeAxis, "y", timeAxisEditMode);
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planState->assignProperty(depthController, "y", depthControllerOnCanvas);
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planState->assignProperty(timeController, "y", timeControllerOnCanvas);
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// All animations for the State Transitions.
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QPropertyAnimation *backgroundYAnim = new QPropertyAnimation(background, "y");
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QPropertyAnimation *depthAxisAnim = new QPropertyAnimation(profileYAxis, "x");
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QPropertyAnimation *gasAxisanim = new QPropertyAnimation(gasYAxis, "x");
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QPropertyAnimation *timeAxisAnim = new QPropertyAnimation(timeAxis, "y");
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QPropertyAnimation *depthControlAnim = new QPropertyAnimation(depthController, "y");
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QPropertyAnimation *timeControlAnim = new QPropertyAnimation(timeController, "y");
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QPropertyAnimation *profileAxisAnim = new QPropertyAnimation(profileYAxis, "line");
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// Animations
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QList<QSignalTransition*> transitions;
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transitions << tAddToEmpty << tAddToPlan << tAddToProfile << tEditToAdd << tEditToEmpty << tEditToPlan
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<< tEditToProfile << tEmptyToAdd << tEmptyToPlan << tEmptyToProfile << tProfileToAdd << tProfileToEdit
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<< tProfileToEmpty << tProfileToPlan << tPlanToAdd << tPlanToEmpty << tPlanToProfile;
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Q_FOREACH(QSignalTransition *s, transitions){
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s->addAnimation(backgroundYAnim);
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s->addAnimation(depthAxisAnim);
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s->addAnimation(gasAxisanim);
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s->addAnimation(timeAxisAnim);
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s->addAnimation(depthControlAnim);
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s->addAnimation(timeControlAnim);
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s->addAnimation(profileAxisAnim);
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}
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}
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// Currently just one dive, but the plan is to enable All of the selected dives.
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void ProfileWidget2::plotDives(QList<dive*> dives)
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{
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}
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void ProfileWidget2::settingsChanged()
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{
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}
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void ProfileWidget2::contextMenuEvent(QContextMenuEvent* event)
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{
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}
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void ProfileWidget2::resizeEvent(QResizeEvent* event)
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{
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QGraphicsView::resizeEvent(event);
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fitInView(sceneRect(), Qt::IgnoreAspectRatio);
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if(!stateMachine->configuration().count())
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return;
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if ((*stateMachine->configuration().begin())->objectName() == "Empty State"){
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fixBackgroundPos();
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}
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}
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void ProfileWidget2::fixBackgroundPos()
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{
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QPixmap p = QPixmap(":background").scaledToHeight(viewport()->height());
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int x = viewport()->width()/2 - p.width()/2;
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DivePixmapItem *bg = background;
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bg->setPixmap(p);
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bg->setX(mapToScene(x, 0).x());
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}
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