qskinny/src/graphic/QskGraphicTextureFactory.cpp

126 lines
2.9 KiB
C++

/******************************************************************************
* QSkinny - Copyright (C) The authors
* SPDX-License-Identifier: BSD-3-Clause
*****************************************************************************/
#include "QskGraphicTextureFactory.h"
#include "QskTextureRenderer.h"
#include "QskQuick.h"
#include "QskInternalMacros.h"
#include <qquickwindow.h>
QSK_QT_PRIVATE_BEGIN
#include <private/qsgplaintexture_p.h>
QSK_QT_PRIVATE_END
static QSGTexture* qskCreatePaintedTexture( QQuickWindow* window,
const QSize& size, QskTextureRenderer::PaintHelper* helper )
{
using namespace QskTextureRenderer;
if ( qskIsOpenGLWindow( window ) )
{
const auto textureId = createTextureGL( window, size, helper );
auto texture = new QSGPlainTexture;
texture->setHasAlphaChannel( true );
texture->setOwnsTexture( true );
setTextureId( window, textureId, size, texture );
return texture;
}
else
{
return createTextureRaster( window, size, helper );
}
}
QskGraphicTextureFactory::QskGraphicTextureFactory()
{
}
QskGraphicTextureFactory::QskGraphicTextureFactory(
const QskGraphic& graphic, const QSize& size )
: m_graphic( graphic )
, m_size( size )
{
}
QskGraphicTextureFactory::~QskGraphicTextureFactory()
{
}
void QskGraphicTextureFactory::setGraphic( const QskGraphic& graphic )
{
m_graphic = graphic;
}
QskGraphic QskGraphicTextureFactory::graphic() const
{
return m_graphic;
}
void QskGraphicTextureFactory::setColorFilter(
const QskColorFilter& colorFilter )
{
m_colorFilter = colorFilter;
}
const QskColorFilter& QskGraphicTextureFactory::colorFilter() const
{
return m_colorFilter;
}
void QskGraphicTextureFactory::setSize( const QSize& size )
{
m_size = size;
}
QSize QskGraphicTextureFactory::size() const
{
return m_size;
}
QSGTexture* QskGraphicTextureFactory::createTexture( QQuickWindow* window ) const
{
class PaintHelper : public QskTextureRenderer::PaintHelper
{
public:
PaintHelper( const QskGraphic& graphic, const QskColorFilter& filter )
: m_graphic( graphic )
, m_filter( filter )
{
}
void paint( QPainter* painter, const QSize& size ) override
{
const QRect rect( 0, 0, size.width(), size.height() );
m_graphic.render( painter, rect, m_filter );
}
private:
const QskGraphic& m_graphic;
const QskColorFilter& m_filter;
};
PaintHelper helper( m_graphic, m_colorFilter );
return qskCreatePaintedTexture( window, m_size, &helper );
}
QSize QskGraphicTextureFactory::textureSize() const
{
return m_size;
}
int QskGraphicTextureFactory::textureByteCount() const
{
return m_size.width() * m_size.height() * 4;
}
QImage QskGraphicTextureFactory::image() const
{
return m_graphic.toImage( m_size, Qt::KeepAspectRatio );
}