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/*
textureviewwidget.h
This file is part of GammaRay, the Qt application inspection and manipulation tool.
SPDX-FileCopyrightText: 2017 Klarälvdalens Datakonsult AB, a KDAB Group company <info@kdab.com>
Author: Volker Krause <volker.krause@kdab.com>
SPDX-License-Identifier: GPL-2.0-or-later
Contact KDAB at <info@kdab.com> for commercial licensing options.
*/
#ifndef GAMMARAY_TEXTUREVIEWWIDGET_H
#define GAMMARAY_TEXTUREVIEWWIDGET_H
#include <ui/remoteviewwidget.h>
namespace GammaRay {
class TextureViewWidget : public RemoteViewWidget
{
Q_OBJECT
public:
explicit TextureViewWidget(QWidget *parent = nullptr);
~TextureViewWidget() override;
enum ImageFlag
{
None = 0,
FullyTransparent = 1,
Unicolor = 2,
TextureWaste = 4,
BorderImageCandidate = 8
};
Q_DECLARE_FLAGS(ImageFlags, ImageFlag)
void drawDecoration(QPainter *p) override;
void drawPixelWasteDecoration(QPainter *p) const;
void drawBorderImageCutouts(QPainter *p) const;
void drawActiveAtlasTile(QPainter *p) const;
const static int transparencyWasteLimitInPercent = 30;
const static int transparencyWasteLimitInBytes = 16 * 1024;
const static int minimumBorderImageSavingsPercent = 25;
signals:
void textureInfoNecessary(bool isNecessary);
void textureWasteFound(bool, int percent, int bytes);
void textureIsUnicolor(bool uniColor);
void textureIsFullyTransparent(bool fullyTransparent);
void textureHasBorderImageSavings(bool isBorderImage, int percent, int bytes);
public slots:
void setTextureWasteVisualizationEnabled(bool enabled);
private slots:
void analyzeImageFlaws();
private:
bool m_visualizeTextureProblems;
int m_pixelWasteInPercent;
int m_pixelWasteInBytes;
QRect m_analyzedRect;
QRect m_opaqueBoundingRect; // area actually occupied by opaque pixels
int m_horizontalBorderImageSavingsInPercent;
QRect m_horizontalBorderRectMidCut;
int m_verticalBorderImageSavings;
QRect m_verticalBorderRectMidCut;
};
}
Q_DECLARE_OPERATORS_FOR_FLAGS(GammaRay::TextureViewWidget::ImageFlags)
#endif // GAMMARAY_TEXTUREVIEWWIDGET_H
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