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o3de/Code/Sandbox/Editor/Controls/ImageHistogramCtrl.h

85 lines
2.1 KiB
C++

/*
* All or portions of this file Copyright (c) Amazon.com, Inc. or its affiliates or
* its licensors.
*
* For complete copyright and license terms please see the LICENSE at the root of this
* distribution (the "License"). All use of this software is governed by the License,
* or, if provided, by the license below or the license accompanying this file. Do not
* remove or modify any license notices. This file is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
*
*/
// Original file Copyright Crytek GMBH or its affiliates, used under license.
#ifndef CRYINCLUDE_EDITOR_CONTROLS_IMAGEHISTOGRAMCTRL_H
#define CRYINCLUDE_EDITOR_CONTROLS_IMAGEHISTOGRAMCTRL_H
#pragma once
#if !defined(Q_MOC_RUN)
#include "Util/Image.h"
#include "Util/ImageHistogram.h"
#include <QWidget>
#endif
class QComboBox;
class QLabel;
enum class EHistogramDrawMode
{
Luminosity,
OverlappedRGB,
SplitRGB,
RedChannel,
GreenChannel,
BlueChannel,
AlphaChannel
};
Q_ENUMS(EHistogramDrawMode)
Q_DECLARE_METATYPE(EHistogramDrawMode)
class SANDBOX_API CImageHistogramDisplay
: public QWidget
, public CImageHistogram
{
Q_OBJECT
public:
CImageHistogramDisplay(QWidget* parent = nullptr);
virtual ~CImageHistogramDisplay();
void paintEvent(QPaintEvent* event) override;
EHistogramDrawMode m_drawMode;
int m_graphMargin;
float m_graphHeightPercent;
QColor m_backColor;
};
class SANDBOX_API CImageHistogramCtrl
: public QWidget
{
Q_OBJECT
public:
CImageHistogramCtrl(QWidget* parent = nullptr);
virtual ~CImageHistogramCtrl();
EHistogramDrawMode drawMode() const;
void setDrawMode(EHistogramDrawMode drawMode);
void ComputeHistogram(CImageEx& img, CImageHistogram::EImageFormat format);
CImageHistogramDisplay* histogramDisplay() const;
private:
CImageHistogramDisplay* m_display;
QComboBox* m_drawMode;
QLabel* m_infoText;
};
#endif // CRYINCLUDE_EDITOR_CONTROLS_IMAGEHISTOGRAMCTRL_H