ResizeVisibleAnimation.h

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/*--------------------------------------------------------------------------------------------
Copyright (c) 2019, NDEVR LLC
tyler.parke@ndevr.org
  __    __   ____     _____ __     __  _______
 |  \  |  | |  __ \  |  ___|\ \   / / |   __  \
 |   \ |  | | |  \ \ | |___  \ \ / /  |  |__)  |
 |  . \|  | | |__/ / | |___   \ V /   |   _   /
 |  |\    |_|_____/__|_____|___\_/____|  | \  \
 |__| \__________________________________|  \__\
 
Subject to the terms of the Enterprise+ Agreement, NDEVR hereby grants 
Licensee a limited, non-exclusive, non-transferable, royalty-free license 
(without the right to sublicense) to use the API solely for the purpose of 
Licensee's internal development efforts to develop applications for which 
the API was provided.
 
The above copyright notice and this permission notice shall be included in all 
copies or substantial portions of the Software.
 
THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED,
INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR
PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE
FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
DEALINGS IN THE SOFTWARE.
 
Library: Widgets
File: ResizeVisibleAnimation
Included in API: True
Author(s): Tyler Parke
 *-----------------------------------------------------------------------------------------**/
#pragma once
#include "DLLInfo.h"
#include <NDEVR/PopupInfo.h>
#include <NDEVR/Dictionary.h>
#include <QWidget>
#include <QPropertyAnimation>
#include <QGraphicsOpacityEffect>
#include <QRect>
#include <QPointer>
namespace NDEVR
{
    class ImageView;
    /**--------------------------------------------------------------------------------------------------
    \brief Resposible for animating widgets by having them grown as they become visible, or shrink as
        they become invisible. For some operating systems will also apply a fade effect.
    **/
    class NDEVR_WIDGETS_API ResizeVisibleAnimation : public QPropertyAnimation
    {
        Q_OBJECT
        Q_PROPERTY(double visible_size READ activeSize WRITE setActiveSize)
    protected:
        ResizeVisibleAnimation(QWidget* widget, bool visible, bool vertical, int duration = 300, int delay = 0);
        ResizeVisibleAnimation(QWidget* widget, bool visible, PopupInfo start_location, PopupInfo end_location, int duration = 300, int delay = 0);
    public:
        virtual ~ResizeVisibleAnimation();
        void setActiveSize(double size);
        void setDeleteWidgetOnEnd(bool delete_widget) { m_delete_on_end = delete_widget; }
        void setup(int duration, int start_delay, bool ignore_max_min_size);
        void reverse();
        double activeSize() const
        {
            return m_active_size;
        }
        static ResizeVisibleAnimation* run(QWidget* widget, bool visible, bool vertical, int duration = -1, int delay = 0);
        static ResizeVisibleAnimation* run(QWidget* widget, bool visible, const PopupInfo& start_location, const PopupInfo& end_location, int duration = -1, int delay = 0);
        bool eventFilter(QObject* object, QEvent* event) override;
        static ResizeVisibleAnimation* runRemove(QWidget* widget, bool vertical, int duration = -1, int delay = 0);
        static void setTopLevelWidget(QWidget* top_widget);
        static ResizeVisibleAnimation* ActiveAnimation(QWidget* widget);
    private slots:
        void onFinishedSlot();
    private:
        void setupSourceWidget(QWidget* source_widget, QSize size);
        void createFadeInAnimation(int msec);
        QRect getGeometry(double percent);
    protected slots:
        void startAnimation();
    private:
        fltp08 m_active_size;
        int m_widget_size;
        QSize m_restore_max_widget_size;
        QSize m_restore_min_widget_size;
        QPointer<QPropertyAnimation> m_primary_animation = nullptr;
        QPointer<QGraphicsOpacityEffect> m_fade_primary_effect;
        QPointer<ImageView> m_primary_image_view;
        QPointer<QWidget> m_widget;
        QPointer<QWidget> m_animation_widget;
        PopupInfo m_start_size;
        PopupInfo m_end_size;
        bool m_is_vertical;
        bool m_make_visible;
        bool m_delete_on_end;
        Qt::WindowFlags m_original_flags;
        static Dictionary<QWidget*, ResizeVisibleAnimation*> s_active_resize_effects;
        static QWidget* s_top_level_widget;
    };
}