Files
create/src/Gui/TaskView/TaskImage.h
2023-09-17 19:11:31 +02:00

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4.5 KiB
C++

// SPDX-License-Identifier: LGPL-2.1-or-later
/***************************************************************************
* Copyright (c) 2023 Werner Mayer <wmayer[at]users.sourceforge.net> *
* *
* This file is part of FreeCAD. *
* *
* FreeCAD 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 2.1 of the *
* License, or (at your option) any later version. *
* *
* FreeCAD 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 *
* Lesser General Public License for more details. *
* *
* You should have received a copy of the GNU Lesser General Public *
* License along with FreeCAD. If not, see *
* <https://www.gnu.org/licenses/>. *
* *
**************************************************************************/
#ifndef GUI_TASKIMAGE_H
#define GUI_TASKIMAGE_H
#include <Inventor/SbVec3f.h>
#include <QPointer>
#include <Gui/TaskView/TaskDialog.h>
#include <App/DocumentObserver.h>
#include <App/ImagePlane.h>
#include <memory>
#include <vector>
class SbVec3f;
class SoEventCallback;
class EditableDatumLabel;
namespace Gui {
class View3DInventorViewer;
class ViewProvider;
class InteractiveScale : public QObject
{
Q_OBJECT
Q_DISABLE_COPY(InteractiveScale)
public:
explicit InteractiveScale(View3DInventorViewer* view, ViewProvider* vp, const Base::Placement& plc);
~InteractiveScale() override;
bool eventFilter(QObject* object, QEvent* event) override;
void activate();
void deactivate();
bool isActive() const {
return active;
}
double getScaleFactor() const;
double getDistance(const SbVec3f&) const;
void setPlacement(const Base::Placement& plc);
private:
static void soEventFilter(void * ud, SoEventCallback * ecb);
static void getMousePosition(void * ud, SoEventCallback * ecb);
void findPointOnImagePlane(SoEventCallback * ecb);
void collectPoint(const SbVec3f&);
void setDistance(const SbVec3f&);
/// give the coordinates of a line on the image plane in imagePlane (2D) coordinates
SbVec3f getCoordsOnImagePlane(const SbVec3f& point);
Q_SIGNALS:
void scaleRequired();
void scaleCanceled();
void enableApplyBtn();
private:
bool active;
Base::Placement placement;
EditableDatumLabel* measureLabel;
QPointer<Gui::View3DInventorViewer> viewer;
ViewProvider* viewProv;
std::vector<SbVec3f> points;
SbVec3f midPoint;
};
class Ui_TaskImage;
class TaskImage : public QWidget
{
Q_OBJECT
Q_DISABLE_COPY(TaskImage)
public:
explicit TaskImage(Image::ImagePlane* obj, QWidget* parent = nullptr);
~TaskImage() override;
void open();
void accept();
void reject();
private:
void initialiseTransparency();
void connectSignals();
void onInteractiveScale();
View3DInventorViewer* getViewer() const;
void scaleImage(double);
void startScale();
void acceptScale();
void rejectScale();
void enableApplyBtn();
void restore(const Base::Placement&);
void restoreAngles(const Base::Rotation&);
void onPreview();
void updateIcon();
void updatePlacement();
private:
void changeTransparency(int val);
void changeWidth(double val);
void changeHeight(double val);
private:
std::unique_ptr<Ui_TaskImage> ui;
QPointer<InteractiveScale> scale;
App::WeakPtrT<Image::ImagePlane> feature;
double aspectRatio;
};
class TaskImageDialog : public Gui::TaskView::TaskDialog
{
Q_OBJECT
public:
explicit TaskImageDialog(Image::ImagePlane* obj);
public:
void open() override;
bool accept() override;
bool reject() override;
QDialogButtonBox::StandardButtons getStandardButtons() const override {
return QDialogButtonBox::Ok | QDialogButtonBox::Cancel;
}
private:
TaskImage* widget;
};
}
#endif // GUI_TASKIMAGE_H