KoBakedShapeRenderer Struct Reference

#include <KoBakedShapeRenderer.h>

Public Member Functions
QPainter *	bakeShapePainter ()
	KoBakedShapeRenderer (const QPainterPath &dstShapeOutline, const QTransform &dstShapeTransform, const QTransform &bakedTransform, const QRectF &referenceRect, bool contentIsObb, const QRectF &bakedShapeBoundingRect, bool referenceIsObb, const QTransform &patternTransform)
QImage	patchImage () const
void	renderShape (QPainter &painter)

Private Attributes
bool	m_contentIsObb
QPainterPath	m_dstShapeOutline
QTransform	m_dstShapeTransform
QImage	m_patch
QPainter	m_patchPainter
const QTransform &	m_patternTransform
QRect	m_referenceRectUser
QTransform	m_relativeToShape

Detailed Description

Definition at line 19 of file KoBakedShapeRenderer.h.

Constructor & Destructor Documentation

KoBakedShapeRenderer()

KoBakedShapeRenderer::KoBakedShapeRenderer ( const QPainterPath & dstShapeOutline, const QTransform & dstShapeTransform, const QTransform & bakedTransform, const QRectF & referenceRect, bool contentIsObb, const QRectF & bakedShapeBoundingRect, bool referenceIsObb, const QTransform & patternTransform )

inline

Definition at line 20 of file KoBakedShapeRenderer.h.

        : m_dstShapeOutline(dstShapeOutline),
          m_dstShapeTransform(dstShapeTransform),
          m_contentIsObb(contentIsObb),
          m_patternTransform(patternTransform)
    {
        KIS_SAFE_ASSERT_RECOVER_NOOP(!contentIsObb || !bakedShapeBoundingRect.isEmpty());
 
        const QRectF dstShapeBoundingRect = dstShapeOutline.boundingRect();
 
        QTransform relativeToBakedShape;
 
        if (referenceIsObb || contentIsObb) {
            m_relativeToShape = KisAlgebra2D::mapToRect(dstShapeBoundingRect);
            relativeToBakedShape = KisAlgebra2D::mapToRect(bakedShapeBoundingRect);
        }
 
 
        m_referenceRectUser =
            referenceIsObb ?
            m_relativeToShape.mapRect(referenceRect).toAlignedRect() :
            referenceRect.toAlignedRect();
 
        m_patch = QImage(m_referenceRectUser.size(), QImage::Format_ARGB32);
        m_patch.fill(0);
        m_patchPainter.begin(&m_patch);
 
        m_patchPainter.translate(-m_referenceRectUser.topLeft());
        m_patchPainter.setClipRect(m_referenceRectUser);
 
        if (contentIsObb) {
            m_patchPainter.setTransform(m_relativeToShape, true);
            m_patchPainter.setTransform(relativeToBakedShape.inverted(), true);
        }
 
        m_patchPainter.setTransform(bakedTransform.inverted(), true);
    }

References KIS_SAFE_ASSERT_RECOVER_NOOP, m_patch, m_patchPainter, m_referenceRectUser, m_relativeToShape, and KisAlgebra2D::mapToRect().

Member Function Documentation

bakeShapePainter()

QPainter * KoBakedShapeRenderer::bakeShapePainter ( )

inline

Definition at line 63 of file KoBakedShapeRenderer.h.

                                 {
        return &m_patchPainter;
    }

References m_patchPainter.

patchImage()

QImage KoBakedShapeRenderer::patchImage ( ) const

inline

Definition at line 100 of file KoBakedShapeRenderer.h.

                              {
        return m_patch;
    }

References m_patch.

renderShape()

void KoBakedShapeRenderer::renderShape ( QPainter & painter )

inline

Definition at line 67 of file KoBakedShapeRenderer.h.

                                        {
        painter.save();
 
        painter.setTransform(m_dstShapeTransform, true);
        painter.setClipPath(m_dstShapeOutline);
 
        QTransform brushTransform;
 
        QPointF patternOffset = m_referenceRectUser.topLeft();
 
        brushTransform =
            brushTransform *
            QTransform::fromTranslate(patternOffset.x(), patternOffset.y());
 
        if (m_contentIsObb) {
            brushTransform = brushTransform * m_relativeToShape.inverted();
        }
 
        brushTransform = brushTransform * m_patternTransform;
 
        if (m_contentIsObb) {
            brushTransform = brushTransform * m_relativeToShape;
        }
 
        QBrush brush(m_patch);
        brush.setTransform(brushTransform);
 
        painter.setBrush(brush);
        painter.drawPath(m_dstShapeOutline);
 
        painter.restore();
    }

References m_contentIsObb, m_dstShapeOutline, m_dstShapeTransform, m_patch, m_patternTransform, m_referenceRectUser, and m_relativeToShape.

Member Data Documentation

m_contentIsObb

bool KoBakedShapeRenderer::m_contentIsObb

private

Definition at line 109 of file KoBakedShapeRenderer.h.

m_dstShapeOutline

QPainterPath KoBakedShapeRenderer::m_dstShapeOutline

private

Definition at line 106 of file KoBakedShapeRenderer.h.

m_dstShapeTransform

QTransform KoBakedShapeRenderer::m_dstShapeTransform

private

Definition at line 107 of file KoBakedShapeRenderer.h.

m_patch

QImage KoBakedShapeRenderer::m_patch

private

Definition at line 112 of file KoBakedShapeRenderer.h.

m_patchPainter

QPainter KoBakedShapeRenderer::m_patchPainter

private

Definition at line 113 of file KoBakedShapeRenderer.h.

m_patternTransform

const QTransform& KoBakedShapeRenderer::m_patternTransform

private

Definition at line 110 of file KoBakedShapeRenderer.h.

m_referenceRectUser

QRect KoBakedShapeRenderer::m_referenceRectUser

private

Definition at line 116 of file KoBakedShapeRenderer.h.

m_relativeToShape

QTransform KoBakedShapeRenderer::m_relativeToShape

private

Definition at line 115 of file KoBakedShapeRenderer.h.

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The documentation for this struct was generated from the following file:

• libs/flake/KoBakedShapeRenderer.h