diff options
Diffstat (limited to 'src/svg/qsvgstyle.cpp')
-rw-r--r-- | src/svg/qsvgstyle.cpp | 448 |
1 files changed, 294 insertions, 154 deletions
diff --git a/src/svg/qsvgstyle.cpp b/src/svg/qsvgstyle.cpp index a19dab6..e3b75d0 100644 --- a/src/svg/qsvgstyle.cpp +++ b/src/svg/qsvgstyle.cpp @@ -59,6 +59,13 @@ QT_BEGIN_NAMESPACE QSvgExtraStates::QSvgExtraStates() : fillOpacity(1.0) + , strokeOpacity(1.0) + , svgFont(0) + , textAnchor(Qt::AlignLeft) + , fontWeight(400) + , fillRule(Qt::WindingFill) + , strokeDashOffset(0) + , vectorEffect(false) { } @@ -66,6 +73,17 @@ QSvgStyleProperty::~QSvgStyleProperty() { } +void QSvgFillStyleProperty::apply(QPainter *, const QRectF &, QSvgNode *, QSvgExtraStates &) +{ + Q_ASSERT(!"This should not be called!"); +} + +void QSvgFillStyleProperty::revert(QPainter *, QSvgExtraStates &) +{ + Q_ASSERT(!"This should not be called!"); +} + + QSvgQualityStyle::QSvgQualityStyle(int color) : m_colorRendering(color) { @@ -80,65 +98,70 @@ void QSvgQualityStyle::revert(QPainter *, QSvgExtraStates &) } -QSvgFillStyle::QSvgFillStyle(const QBrush &brush) - : m_fill(brush), m_style(0), m_fillRuleSet(false), m_fillRule(Qt::OddEvenFill), - m_fillOpacitySet(false), m_fillOpacity(0),m_oldOpacity(0) -{ -} - -QSvgFillStyle::QSvgFillStyle(QSvgStyleProperty *style) - : m_style(style), m_fillRuleSet(false), m_fillRule(Qt::OddEvenFill), - m_fillOpacitySet(false), m_fillOpacity(0),m_oldOpacity(0) +QSvgFillStyle::QSvgFillStyle() + : m_style(0) + , m_fillRule(Qt::WindingFill) + , m_oldFillRule(Qt::WindingFill) + , m_fillOpacity(1.0) + , m_oldFillOpacity(0) + , m_gradientResolved(1) + , m_fillRuleSet(0) + , m_fillOpacitySet(0) + , m_fillSet(0) { } void QSvgFillStyle::setFillRule(Qt::FillRule f) { - m_fillRuleSet = true; + m_fillRuleSet = 1; m_fillRule = f; } void QSvgFillStyle::setFillOpacity(qreal opacity) { - m_fillOpacitySet = true; + m_fillOpacitySet = 1; m_fillOpacity = opacity; } -static void recursivelySetFill(QSvgNode *node, Qt::FillRule f) +void QSvgFillStyle::setFillStyle(QSvgFillStyleProperty* style) { - if (node->type() == QSvgNode::PATH) { - QSvgPath *path = static_cast<QSvgPath*>(node); - path->qpath()->setFillRule(f); - } else if (node->type() == QSvgNode::G) { - QList<QSvgNode*> renderers = static_cast<QSvgG*>(node)->renderers(); - foreach(QSvgNode *n, renderers) { - recursivelySetFill(n, f); - } - } + m_style = style; + m_fillSet = 1; } -void QSvgFillStyle::apply(QPainter *p, const QRectF &rect, QSvgNode *node, QSvgExtraStates &states) + +void QSvgFillStyle::setBrush(QBrush brush) +{ + m_fill = brush; + m_style = 0; + m_fillSet = 1; +} + +void QSvgFillStyle::apply(QPainter *p, const QRectF &, QSvgNode *, QSvgExtraStates &states) { m_oldFill = p->brush(); - m_oldOpacity = states.fillOpacity; + m_oldFillRule = states.fillRule; + m_oldFillOpacity = states.fillOpacity; - if (m_fillRuleSet) { - recursivelySetFill(node, m_fillRule); - m_fillRuleSet = false;//set it only on the first run + if (m_fillRuleSet) + states.fillRule = m_fillRule; + if (m_fillSet) { + if (m_style) + p->setBrush(m_style->brush(p, states)); + else + p->setBrush(m_fill); } - p->setBrush(m_fill); if (m_fillOpacitySet) states.fillOpacity = m_fillOpacity; - if (m_style) - m_style->apply(p, rect, node, states); } void QSvgFillStyle::revert(QPainter *p, QSvgExtraStates &states) { - if (m_style) - m_style->revert(p, states); - p->setBrush(m_oldFill); if (m_fillOpacitySet) - states.fillOpacity = m_oldOpacity; + states.fillOpacity = m_oldFillOpacity; + if (m_fillSet) + p->setBrush(m_oldFill); + if (m_fillRuleSet) + states.fillRule = m_oldFillRule; } QSvgViewportFillStyle::QSvgViewportFillStyle(const QBrush &brush) @@ -158,78 +181,227 @@ void QSvgViewportFillStyle::revert(QPainter *p, QSvgExtraStates &) } QSvgFontStyle::QSvgFontStyle(QSvgFont *font, QSvgTinyDocument *doc) - : m_font(font), m_pointSize(24), m_doc(doc) -{ -} + : m_svgFont(font) + , m_doc(doc) + , m_familySet(0) + , m_sizeSet(0) + , m_styleSet(0) + , m_variantSet(0) + , m_weightSet(0) + , m_textAnchorSet(0) +{ +} + +QSvgFontStyle::QSvgFontStyle() + : m_svgFont(0) + , m_doc(0) + , m_familySet(0) + , m_sizeSet(0) + , m_styleSet(0) + , m_variantSet(0) + , m_weightSet(0) + , m_textAnchorSet(0) +{ +} + +int QSvgFontStyle::SVGToQtWeight(int weight) { + switch (weight) { + case 100: + case 200: + return QFont::Light; + case 300: + case 400: + return QFont::Normal; + case 500: + case 600: + return QFont::DemiBold; + case 700: + case 800: + return QFont::Bold; + case 900: + return QFont::Black; + } + return QFont::Normal; +} + +void QSvgFontStyle::apply(QPainter *p, const QRectF &, QSvgNode *, QSvgExtraStates &states) +{ + m_oldQFont = p->font(); + m_oldSvgFont = states.svgFont; + m_oldTextAnchor = states.textAnchor; + m_oldWeight = states.fontWeight; + + if (m_textAnchorSet) + states.textAnchor = m_textAnchor; + + QFont font = m_oldQFont; + if (m_familySet) { + states.svgFont = m_svgFont; + font.setFamily(m_qfont.family()); + } + + if (m_sizeSet) + font.setPointSize(m_qfont.pointSizeF()); + + if (m_styleSet) + font.setStyle(m_qfont.style()); + + if (m_variantSet) + font.setCapitalization(m_qfont.capitalization()); + + if (m_weightSet) { + if (m_weight == BOLDER) { + states.fontWeight = qMin(states.fontWeight + 100, 900); + } else if (m_weight == LIGHTER) { + states.fontWeight = qMax(states.fontWeight - 100, 100); + } else { + states.fontWeight = m_weight; + } + font.setWeight(SVGToQtWeight(states.fontWeight)); + } -QSvgFontStyle::QSvgFontStyle(const QFont &font, QSvgTinyDocument *doc) - : m_font(0), m_pointSize(24), m_doc(doc), m_qfont(font) -{ + p->setFont(font); } - -void QSvgFontStyle::setPointSize(qreal size) +void QSvgFontStyle::revert(QPainter *p, QSvgExtraStates &states) { - m_pointSize = size; + p->setFont(m_oldQFont); + states.svgFont = m_oldSvgFont; + states.textAnchor = m_oldTextAnchor; + states.fontWeight = m_oldWeight; } -qreal QSvgFontStyle::pointSize() const +QSvgStrokeStyle::QSvgStrokeStyle() + : m_strokeOpacity(1.0) + , m_oldStrokeOpacity(0.0) + , m_strokeDashOffset(0) + , m_oldStrokeDashOffset(0) + , m_style(0) + , m_gradientResolved(1) + , m_vectorEffect(0) + , m_oldVectorEffect(0) + , m_strokeSet(0) + , m_strokeDashArraySet(0) + , m_strokeDashOffsetSet(0) + , m_strokeLineCapSet(0) + , m_strokeLineJoinSet(0) + , m_strokeMiterLimitSet(0) + , m_strokeOpacitySet(0) + , m_strokeWidthSet(0) + , m_vectorEffectSet(0) { - return m_pointSize; } -void QSvgFontStyle::apply(QPainter *p, const QRectF &, QSvgNode *, QSvgExtraStates &) +void QSvgStrokeStyle::apply(QPainter *p, const QRectF &, QSvgNode *, QSvgExtraStates &states) { - if (!m_font) { - m_oldFont = p->font(); - p->setFont(m_qfont); + m_oldStroke = p->pen(); + m_oldStrokeOpacity = states.strokeOpacity; + m_oldStrokeDashOffset = states.strokeDashOffset; + m_oldVectorEffect = states.vectorEffect; + + QPen pen = p->pen(); + + qreal oldWidth = pen.widthF(); + qreal width = m_stroke.widthF(); + if (oldWidth == 0) + oldWidth = 1; + if (width == 0) + width = 1; + qreal scale = oldWidth / width; + + if (m_strokeOpacitySet) + states.strokeOpacity = m_strokeOpacity; + + if (m_vectorEffectSet) + states.vectorEffect = m_vectorEffect; + + if (m_strokeSet) { + if (m_style) + pen.setBrush(m_style->brush(p, states)); + else + pen.setBrush(m_stroke.brush()); + } + + if (m_strokeWidthSet) + pen.setWidthF(m_stroke.widthF()); + + bool setDashOffsetNeeded = false; + + if (m_strokeDashOffsetSet) { + states.strokeDashOffset = m_strokeDashOffset; + setDashOffsetNeeded = true; + } + + if (m_strokeDashArraySet) { + if (m_stroke.style() == Qt::SolidLine) { + pen.setStyle(Qt::SolidLine); + } else if (m_strokeWidthSet || oldWidth == 1) { + // If both width and dash array was set, the dash array is already scaled correctly. + pen.setDashPattern(m_stroke.dashPattern()); + setDashOffsetNeeded = true; + } else { + // If dash array was set, but not the width, the dash array has to be scaled with respect to the old width. + QVector<qreal> dashes = m_stroke.dashPattern(); + for (int i = 0; i < dashes.size(); ++i) + dashes[i] /= oldWidth; + pen.setDashPattern(dashes); + setDashOffsetNeeded = true; + } + } else if (m_strokeWidthSet && pen.style() != Qt::SolidLine && scale != 1) { + // If the width was set, but not the dash array, the old dash array must be scaled with respect to the new width. + QVector<qreal> dashes = pen.dashPattern(); + for (int i = 0; i < dashes.size(); ++i) + dashes[i] *= scale; + pen.setDashPattern(dashes); + setDashOffsetNeeded = true; } -} -void QSvgFontStyle::revert(QPainter *p, QSvgExtraStates &) -{ - if (!m_font) { - p->setFont(m_oldFont); + if (m_strokeLineCapSet) + pen.setCapStyle(m_stroke.capStyle()); + if (m_strokeLineJoinSet) + pen.setJoinStyle(m_stroke.joinStyle()); + if (m_strokeMiterLimitSet) + pen.setMiterLimit(m_stroke.miterLimit()); + + if (setDashOffsetNeeded) { + qreal currentWidth = pen.widthF(); + if (currentWidth == 0) + currentWidth = 1; + pen.setDashOffset(states.strokeDashOffset / currentWidth); } -} -QSvgStrokeStyle::QSvgStrokeStyle(const QPen &pen) - : m_stroke(pen) -{ -} + pen.setCosmetic(states.vectorEffect); -void QSvgStrokeStyle::apply(QPainter *p, const QRectF &, QSvgNode *, QSvgExtraStates &) -{ - m_oldStroke = p->pen(); - p->setPen(m_stroke); + p->setPen(pen); } -void QSvgStrokeStyle::revert(QPainter *p, QSvgExtraStates &) +void QSvgStrokeStyle::revert(QPainter *p, QSvgExtraStates &states) { p->setPen(m_oldStroke); + states.strokeOpacity = m_oldStrokeOpacity; + states.strokeDashOffset = m_oldStrokeDashOffset; + states.vectorEffect = m_oldVectorEffect; } -QSvgSolidColorStyle::QSvgSolidColorStyle(const QColor &color) - : m_solidColor(color) -{ -} - -void QSvgSolidColorStyle::apply(QPainter *p, const QRectF &, QSvgNode *, QSvgExtraStates &) +void QSvgStrokeStyle::setDashArray(const QVector<qreal> &dashes) { - m_oldFill = p->brush(); - m_oldStroke = p->pen(); - QBrush b = m_oldFill; - b.setColor(m_solidColor); - p->setBrush(b); - QPen pen = m_oldStroke; - pen.setColor(m_solidColor); - p->setPen(pen); + if (m_strokeWidthSet) { + QVector<qreal> d = dashes; + qreal w = m_stroke.widthF(); + if (w != 0 && w != 1) { + for (int i = 0; i < d.size(); ++i) + d[i] /= w; + } + m_stroke.setDashPattern(d); + } else { + m_stroke.setDashPattern(dashes); + } + m_strokeDashArraySet = 1; } -void QSvgSolidColorStyle::revert(QPainter *p, QSvgExtraStates &) +QSvgSolidColorStyle::QSvgSolidColorStyle(const QColor &color) + : m_solidColor(color) { - p->setBrush(m_oldFill); - p->setPen(m_oldStroke); } QSvgGradientStyle::QSvgGradientStyle(QGradient *grad) @@ -237,44 +409,24 @@ QSvgGradientStyle::QSvgGradientStyle(QGradient *grad) { } -void QSvgGradientStyle::apply(QPainter *p, const QRectF &/*rect*/, QSvgNode *, QSvgExtraStates &) +QBrush QSvgGradientStyle::brush(QPainter *, QSvgExtraStates &) { if (!m_link.isEmpty()) { resolveStops(); } - m_oldFill = p->brush(); - - //resolving stop colors - if (!m_resolvePoints.isEmpty()) { - QColor color = p->brush().color(); - if (!color.isValid()) - color = p->pen().color(); - QList<qreal>::const_iterator itr = m_resolvePoints.constBegin(); - for (; itr != m_resolvePoints.constEnd(); ++itr) { - //qDebug()<<"resolving "<<(*itr)<<" to "<<color; - m_gradient->setColorAt(*itr, color); - } - } - // If the gradient is marked as empty, insert transparent black if (!m_gradientStopsSet) { m_gradient->setStops(QGradientStops() << QGradientStop(0.0, QColor(0, 0, 0, 0))); m_gradientStopsSet = true; } - QBrush brush; - brush = QBrush(*m_gradient); + QBrush b(*m_gradient); if (!m_matrix.isIdentity()) - brush.setMatrix(m_matrix); - - p->setBrush(brush); -} + b.setMatrix(m_matrix); -void QSvgGradientStyle::revert(QPainter *p, QSvgExtraStates &) -{ - p->setBrush(m_oldFill); + return b; } @@ -283,11 +435,6 @@ void QSvgGradientStyle::setMatrix(const QMatrix &mat) m_matrix = mat; } -void QSvgGradientStyle::addResolve(qreal offset) -{ - m_resolvePoints.append(offset); -} - QSvgTransformStyle::QSvgTransformStyle(const QTransform &trans) : m_transform(trans) { @@ -393,14 +540,6 @@ void QSvgStyle::apply(QPainter *p, const QRectF &rect, QSvgNode *node, QSvgExtra stroke->apply(p, rect, node, states); } - if (solidColor) { - solidColor->apply(p, rect, node, states); - } - - if (gradient) { - gradient->apply(p, rect, node, states); - } - if (transform) { transform->apply(p, rect, node, states); } @@ -412,10 +551,25 @@ void QSvgStyle::apply(QPainter *p, const QRectF &rect, QSvgNode *node, QSvgExtra //animated transforms have to be applied //_after_ the original object transformations if (!animateTransforms.isEmpty()) { - QList<QSvgRefCounter<QSvgAnimateTransform> >::const_iterator itr; - for (itr = animateTransforms.constBegin(); itr != animateTransforms.constEnd(); - ++itr) { - (*itr)->apply(p, rect, node, states); + qreal totalTimeElapsed = node->document()->currentElapsed(); + // Find the last animateTransform with additive="replace", since this will override all + // previous animateTransforms. + QList<QSvgRefCounter<QSvgAnimateTransform> >::const_iterator itr = animateTransforms.constEnd(); + do { + --itr; + if ((*itr)->animActive(totalTimeElapsed) + && (*itr)->additiveType() == QSvgAnimateTransform::Replace) { + // An animateTransform with additive="replace" will replace the transform attribute. + if (transform) + transform->revert(p, states); + break; + } + } while (itr != animateTransforms.constBegin()); + + // Apply the animateTransforms after and including the last one with additive="replace". + for (; itr != animateTransforms.constEnd(); ++itr) { + if ((*itr)->animActive(totalTimeElapsed)) + (*itr)->apply(p, rect, node, states); } } @@ -450,24 +604,18 @@ void QSvgStyle::revert(QPainter *p, QSvgExtraStates &states) stroke->revert(p, states); } - if (solidColor) { - solidColor->revert(p, states); - } - - if (gradient) { - gradient->revert(p, states); - } - //animated transforms need to be reverted _before_ //the native transforms if (!animateTransforms.isEmpty()) { - QList<QSvgRefCounter<QSvgAnimateTransform> >::const_iterator itr; - itr = animateTransforms.constBegin(); - //only need to rever the first one because that - //one has the original world matrix for the primitve - if (itr != animateTransforms.constEnd()) { - (*itr)->revert(p, states); + QList<QSvgRefCounter<QSvgAnimateTransform> >::const_iterator itr = animateTransforms.constBegin(); + for (; itr != animateTransforms.constEnd(); ++itr) { + if ((*itr)->transformApplied()) { + (*itr)->revert(p, states); + break; + } } + for (; itr != animateTransforms.constEnd(); ++itr) + (*itr)->clearTransformApplied(); } if (transform) { @@ -490,15 +638,16 @@ void QSvgStyle::revert(QPainter *p, QSvgExtraStates &states) QSvgAnimateTransform::QSvgAnimateTransform(int startMs, int endMs, int byMs ) : QSvgStyleProperty(), m_from(startMs), m_to(endMs), m_by(byMs), - m_type(Empty), m_count(0), m_finished(false) + m_type(Empty), m_additive(Replace), m_count(0), m_finished(false), m_transformApplied(false) { m_totalRunningTime = m_to - m_from; } -void QSvgAnimateTransform::setArgs(TransformType type, const QVector<qreal> &args) +void QSvgAnimateTransform::setArgs(TransformType type, Additive additive, const QVector<qreal> &args) { m_type = type; m_args = args; + m_additive = additive; Q_ASSERT(!(args.count()%3)); m_count = args.count() / 3; } @@ -507,15 +656,14 @@ void QSvgAnimateTransform::apply(QPainter *p, const QRectF &, QSvgNode *node, QS { m_oldWorldTransform = p->worldTransform(); resolveMatrix(node); - if (!m_finished || m_freeze) - p->setWorldTransform(m_transform, true); + p->setWorldTransform(m_transform, true); + m_transformApplied = true; } void QSvgAnimateTransform::revert(QPainter *p, QSvgExtraStates &) { - if (!m_finished || m_freeze) { - p->setWorldTransform(m_oldWorldTransform, false /* don't combine */); - } + p->setWorldTransform(m_oldWorldTransform, false /* don't combine */); + m_transformApplied = false; } void QSvgAnimateTransform::resolveMatrix(QSvgNode *node) @@ -701,7 +849,9 @@ void QSvgAnimateColor::apply(QPainter *p, const QRectF &, QSvgNode *node, QSvgEx if (totalTimeElapsed < m_from || m_finished) return; - qreal animationFrame = (totalTimeElapsed - m_from) / m_to; + qreal animationFrame = 0; + if (m_totalRunningTime != 0) + animationFrame = (totalTimeElapsed - m_from) / m_totalRunningTime; if (m_repeatCount >= 0 && m_repeatCount < animationFrame) { m_finished = true; @@ -765,18 +915,8 @@ QSvgStyleProperty::Type QSvgAnimateColor::type() const return ANIMATE_COLOR; } -QString QSvgFontStyle::textAnchor() const -{ - return m_textAnchor; -} - -void QSvgFontStyle::setTextAnchor(const QString &anchor) -{ - m_textAnchor = anchor; -} - QSvgOpacityStyle::QSvgOpacityStyle(qreal opacity) - : m_opacity(opacity) + : m_opacity(opacity), m_oldOpacity(0) { } |