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/***
Olive - Non-Linear Video Editor
Copyright (C) 2019 Olive Team
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
This program 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 General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
***/
#ifndef MANAGEDDISPLAYOBJECT_H
#define MANAGEDDISPLAYOBJECT_H
#include <QOpenGLWidget>
#include "render/backend/opengl/openglcolorprocessor.h"
#include "render/colormanager.h"
#include "widget/menu/menu.h"
OLIVE_NAMESPACE_ENTER
class ManagedDisplayWidget : public QOpenGLWidget
{
Q_OBJECT
public:
ManagedDisplayWidget(QWidget* parent = nullptr);
virtual ~ManagedDisplayWidget() override;
/**
* @brief Disconnect a ColorManager (equivalent to ConnectColorManager(nullptr))
*/
void DisconnectColorManager();
/**
* @brief Access currently connected ColorManager (nullptr if none)
*/
ColorManager* color_manager() const;
/**
* @brief Get current color transform
*/
const ColorTransform& GetColorTransform() const;
/**
* @brief Get menu that can be used to select the colorspace
*/
Menu* GetColorSpaceMenu(QMenu* parent, bool auto_connect = true);
/**
* @brief Get menu that can be used to select the display transform
*/
Menu* GetDisplayMenu(QMenu* parent, bool auto_connect = true);
/**
* @brief Get menu that can be used to select the view transform
*/
Menu* GetViewMenu(QMenu* parent, bool auto_connect = true);
/**
* @brief Get menu that can be used to select the look transform
*/
Menu* GetLookMenu(QMenu* parent, bool auto_connect = true);
public slots:
/**
* @brief Replaces the color transform with a new one
*/
void SetColorTransform(const ColorTransform& transform);
/**
* @brief Connect a ColorManager (ColorManagers usually belong to the Project)
*/
void ConnectColorManager(ColorManager* color_manager);
signals:
/**
* @brief Emitted when the color processor changes
*/
void ColorProcessorChanged(ColorProcessorPtr processor);
/**
* @brief Emitted when a new color manager is connected
*/
void ColorManagerChanged(ColorManager* color_manager);
protected:
/**
* @brief Provides access to the color processor (nullptr if none is set)
*/
OpenGLColorProcessorPtr color_service();
/**
* @brief Override when setting up OpenGL context
*/
virtual void initializeGL() override;
/**
* @brief Enables a context menu that allows simple access to the DVL pipeline
*/
void EnableDefaultContextMenu();
/**
* @brief Function called whenever the processor changes
*
* Default functionality is just to call update()
*/
virtual void ColorProcessorChangedEvent();
private:
/**
* @brief Call this if this user has selected a different display/view/look to recreate the processor
*/
void SetupColorProcessor();
/**
* @brief Cleanup function
*/
void ClearOCIOLutTexture();
/**
* @brief Connected color manager
*/
ColorManager* color_manager_;
/**
* @brief Color management service
*/
OpenGLColorProcessorPtr color_service_;
/**
* @brief Internal color transform storage
*/
ColorTransform color_transform_;
private slots:
/**
* @brief Sets all color settings to the defaults pertaining to this configuration
*/
void ColorConfigChanged();
/**
* @brief Cleans up resources if context is about to be destroyed
*/
void ContextCleanup();
/**
* @brief The default context menu shown
*/
void ShowDefaultContextMenu();
/**
* @brief If GetDisplayMenu() is called with `auto_connect` set to true, it will be connected to this
*/
void MenuDisplaySelect(QAction* action);
/**
* @brief If GetViewMenu() is called with `auto_connect` set to true, it will be connected to this
*/
void MenuViewSelect(QAction* action);
/**
* @brief If GetLookMenu() is called with `auto_connect` set to true, it will be connected to this
*/
void MenuLookSelect(QAction* action);
/**
* @brief If GetColorSpaceMenu() is called with `auto_connect` set to true, it will be connected to this
*/
void MenuColorspaceSelect(QAction* action);
};
OLIVE_NAMESPACE_EXIT
#endif // MANAGEDDISPLAYOBJECT_H
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