This repository has been archived on 2020-04-08. You can view files and clone it, but cannot push or open issues or pull requests.
Files
IndoorMap/mapview/2D/MapView2D.cpp
2018-10-25 12:15:13 +02:00

170 lines
3.8 KiB
C++
Raw Permalink Blame History

This file contains ambiguous Unicode characters

This file contains Unicode characters that might be confused with other characters. If you think that this is intentional, you can safely ignore this warning. Use the Escape button to reveal them.

/*
* © Copyright 2014 Urheberrechtshinweis
* Alle Rechte vorbehalten / All Rights Reserved
*
* Programmcode ist urheberrechtlich geschuetzt.
* Das Urheberrecht liegt, soweit nicht ausdruecklich anders gekennzeichnet, bei Frank Ebner.
* Keine Verwendung ohne explizite Genehmigung.
* (vgl. § 106 ff UrhG / § 97 UrhG)
*/
#include "../../fixC11.h"
#include "MapView2D.h"
#include <QPainter>
#include <QOpenGLFunctions>
#include <QMouseEvent>
#include <QKeyEvent>
#include <iostream>
#include "../model/MapModelElement.h"
#include "../model/MapModel.h"
MapView2D::MapView2D(QWidget* parent) : QOpenGLWidget(parent) {
// openGL params
QSurfaceFormat format;
format.setDepthBufferSize(8); // 24
format.setStencilBufferSize(8);
format.setSamples(1);
// format.setVersion(3, 2);
format.setProfile(QSurfaceFormat::CoreProfile);
setFormat(format);
// receive mouse-move even when mouse is not down
setMouseTracking(true);
setFocusPolicy(Qt::StrongFocus);
// defaults
s.setScale(5);
// android
setAttribute(Qt::WA_AcceptTouchEvents);
grabGesture(Qt::PanGesture);
grabGesture(Qt::PinchGesture);
}
void MapView2D::paintGL() {
// QOpenGLFunctions *f = QOpenGLContext::currentContext()->functions();
// f->glClear(GL_COLOR_BUFFER_BIT);
QPainter qp(this);
Painter p(s, &qp, width(), height());
s.setScreenSize(width(), height());
// background tools
tools.paintBefore(this, p);
std::vector<MV2DElement*> normal;
std::vector<MV2DElement*> focused;
// get all visible elements that can be rendered
// group them whether they currently have focus or not
for (MapModelElement* el : getModel()->getVisibleElements()) {
if (el->getMV2D()) {
if (el->getMV2D()->hasFocus()) {
focused.push_back(el->getMV2D());
} else {
normal.push_back(el->getMV2D());
}
}
}
qp.setRenderHint( QPainter::Antialiasing, true );
// 2 layer rendering (paint, paintAfter), only UNFOCUSED elements
for (MV2DElement* e : normal) {e->paint(p);}
for (MV2DElement* e : normal) {e->paintAfter(p);}
// 2 layer rendering (paint, paintAfter), only FOCUSED elements
for (MV2DElement* e : focused) {e->paint(p);}
for (MV2DElement* e : focused) {e->paintAfter(p);}
//qp.setRenderHint( QPainter::Antialiasing, false );
// foreground tools
tools.paintAfter(this, p);
}
void MapView2D::initializeGL() {
QOpenGLFunctions *f = QOpenGLContext::currentContext()->functions();
f->glClearColor(1.0f, 1.0f, 1.0f, 1.0f);
}
void MapView2D::resizeGL(int w, int h) {
(void) w;
(void) h;
// TODO ?
}
void MapView2D::keyPressEvent(QKeyEvent *e) {
tools.keyPressEvent(this, e);
update();
}
void MapView2D::wheelEvent(QWheelEvent* e) {
tools.wheelEvent(this, e);
update();
}
void MapView2D::mousePressEvent(QMouseEvent* e) {
tools.mousePressEvent(this, e);
update();
}
void MapView2D::mouseMoveEvent(QMouseEvent* e) {
tools.mouseMoveEvent(this, e);
update();
}
void MapView2D::mouseReleaseEvent(QMouseEvent* e) {
tools.mouseReleaseEvent(this, e);
update();
}
// android
bool MapView2D::event(QEvent* event) {
if (event->type() == QEvent::Gesture) {
return gestureEvent(static_cast<QGestureEvent*>(event));
} else {
return QWidget::event(event);
}
}
bool MapView2D::gestureEvent(QGestureEvent* event) {
if (QGesture *swipe = event->gesture(Qt::SwipeGesture)) {
(void) swipe;
//swipeTriggered(static_cast<QSwipeGesture *>(swipe));
} else if (QGesture *pan = event->gesture(Qt::PanGesture)) {
panTriggered(static_cast<QPanGesture *>(pan));
return true;
}
if (QGesture *pinch = event->gesture(Qt::PinchGesture)) {
pinchTriggered(static_cast<QPinchGesture *>(pinch));
return true;
}
return false;
}
void MapView2D::pinchTriggered(QPinchGesture* gesture) {
tools.pinchTriggered(this, gesture);
update();
}
void MapView2D::panTriggered(QPanGesture* gesture) {
tools.panTriggered(this, gesture);
update();
}