File size: 4,625 Bytes
985c397 | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 | // SPDX-License-Identifier: LGPL-2.1-or-later
/***************************************************************************
* Copyright (c) 2015 Thomas Anderson <blobfish[at]gmx.com> *
* *
* This file is part of the FreeCAD CAx development system. *
* *
* This library is free software; you can redistribute it and/or *
* modify it under the terms of the GNU Library General Public *
* License as published by the Free Software Foundation; either *
* version 2 of the License, or (at your option) any later version. *
* *
* This library 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 Library General Public License for more details. *
* *
* You should have received a copy of the GNU Library General Public *
* License along with this library; see the file COPYING.LIB. If not, *
* write to the Free Software Foundation, Inc., 59 Temple Place, *
* Suite 330, Boston, MA 02111-1307, USA *
* *
***************************************************************************/
#include <QAbstractEventDispatcher>
#include <QVBoxLayout>
#include <memory>
#include <Gui/Application.h>
#include <Gui/Document.h>
#include "DAGView.h"
#include "DAGModel.h"
using namespace Gui;
using namespace DAG;
namespace sp = std::placeholders;
DAG::DockWindow::DockWindow(Gui::Document* gDocumentIn, QWidget* parent)
: Gui::DockWindow(gDocumentIn, parent)
{
dagView = new View(this);
auto layout = new QVBoxLayout();
layout->addWidget(dagView);
this->setLayout(layout);
}
View::View(QWidget* parentIn)
: QGraphicsView(parentIn)
{
this->setRenderHint(QPainter::Antialiasing, true);
this->setRenderHint(QPainter::TextAntialiasing, true);
// NOLINTBEGIN
conActive = Application::Instance->signalActiveDocument.connect(
std::bind(&View::slotActiveDocument, this, sp::_1)
);
conDelete = Application::Instance->signalDeleteDocument.connect(
std::bind(&View::slotDeleteDocument, this, sp::_1)
);
// NOLINTEND
// just update the dagview when the gui process is idle.
connect(QAbstractEventDispatcher::instance(), &QAbstractEventDispatcher::awake, this, &View::awakeSlot);
}
View::~View() = default;
void View::slotActiveDocument(const Document& documentIn)
{
if (Gui::Selection().hasSelection()) {
return;
}
ModelMap::const_iterator it = modelMap.find(&documentIn);
if (it == modelMap.end()) {
ModelMap::value_type entry(
std::make_pair(&documentIn, std::make_shared<Model>(this, documentIn))
);
modelMap.insert(entry);
this->setScene(entry.second.get());
}
else {
this->setScene(it->second.get());
}
}
void View::slotDeleteDocument(const Document& documentIn)
{
ModelMap::const_iterator it = modelMap.find(&documentIn);
if (it != modelMap.end()) {
modelMap.erase(it);
}
}
void View::awakeSlot()
{
Model* model = dynamic_cast<Model*>(this->scene());
if (model) {
model->awake();
}
}
void View::onSelectionChanged(const SelectionChanges& msg)
{
switch (msg.Type) {
case SelectionChanges::AddSelection:
case SelectionChanges::RmvSelection:
case SelectionChanges::SetSelection:
if (!msg.pDocName || !msg.pDocName[0]) {
return;
}
break;
case SelectionChanges::ClrSelection:
if (!msg.pDocName || !msg.pDocName[0]) {
for (auto& v : modelMap) {
v.second->selectionChanged(msg);
}
return;
}
break;
default:
return;
}
auto doc = Gui::Application::Instance->getDocument(msg.pDocName);
if (!doc) {
return;
}
auto& model = modelMap[doc];
if (!model) {
model = std::make_shared<Model>(this, *doc);
}
this->setScene(model.get());
model->selectionChanged(msg);
}
#include "moc_DAGView.cpp"
|