75 lines
3.0 KiB
C++
75 lines
3.0 KiB
C++
/************************************************************************
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**
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** @file vnobrushscalepathitem.cpp
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** @author Roman Telezhynskyi <dismine(at)gmail.com>
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** @date 10 1, 2016
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**
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** @brief
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** @copyright
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** This source code is part of the Valentina project, a pattern making
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** program, whose allow create and modeling patterns of clothing.
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** Copyright (C) 2016 Valentina project
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** <https://bitbucket.org/dismine/valentina> All Rights Reserved.
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**
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** Valentina is free software: you can redistribute it and/or modify
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** it under the terms of the GNU General Public License as published by
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** the Free Software Foundation, either version 3 of the License, or
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** (at your option) any later version.
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**
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** Valentina is distributed in the hope that it will be useful,
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** but WITHOUT ANY WARRANTY; without even the implied warranty of
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** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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** GNU General Public License for more details.
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**
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** You should have received a copy of the GNU General Public License
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** along with Valentina. If not, see <http://www.gnu.org/licenses/>.
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**
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*************************************************************************/
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#include "vnobrushscalepathitem.h"
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#include "global.h"
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#include "../vmisc/vabstractapplication.h"
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#include <QBrush>
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#include <QMatrix>
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#include <QPainter>
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//---------------------------------------------------------------------------------------------------------------------
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VNoBrushScalePathItem::VNoBrushScalePathItem(QGraphicsItem *parent) :
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QGraphicsPathItem(parent),
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m_defaultWidth(qApp->Settings()->WidthHairLine())
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{
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}
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//---------------------------------------------------------------------------------------------------------------------
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void VNoBrushScalePathItem::SetWidth(qreal width)
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{
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m_defaultWidth = width;
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}
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//---------------------------------------------------------------------------------------------------------------------
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void VNoBrushScalePathItem::paint(QPainter *painter, const QStyleOptionGraphicsItem *option, QWidget *widget)
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{
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/*
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* how to avoid transformation of QBrush
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* http://www.qtforum.org/article/23942/how-to-avoid-transformation-of-qbrush-texture.html
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* ?s=b4ba78dd6758da78fe395d8f6bb7512511a0833e#post84983
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*
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* Not Scaling QBrush style fro qgraphics view item
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* http://www.qtcentre.org/archive/index.php/t-13950.html
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*
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* You'll have to scale the brush down. The QStyleOptionGraphicsItem option passed in paint() will give you the
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* transform being used, and you can set a matrix on a QBrush. Put the two together and you can scale the brush
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* opposite of the item.
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*/
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QBrush brush = this->brush();
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brush.setTransform(painter->combinedTransform().inverted());
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this->setBrush(brush);
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QPen toolPen = pen();
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toolPen.setWidthF(ScaleWidth(m_defaultWidth, SceneScale(scene())));
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setPen(toolPen);
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PaintWithFixItemHighlightSelected<QGraphicsPathItem>(this, painter, option, widget);
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}
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