diff options
Diffstat (limited to 'src/data/style.cpp')
| -rw-r--r-- | src/data/style.cpp | 182 |
1 files changed, 173 insertions, 9 deletions
diff --git a/src/data/style.cpp b/src/data/style.cpp index 63747ec..39314cb 100644 --- a/src/data/style.cpp +++ b/src/data/style.cpp @@ -19,17 +19,19 @@ #include "style.h"
#include "tikzit.h"
-Style::Style() : _name("none"), _data(0)
+Style::Style() : _name("none")
{
+ _data = new GraphElementData(this);
}
Style::Style(QString name, GraphElementData *data) : _name(name), _data(data)
{
+ _data->setParent(this);
}
-bool Style::isNone()
+bool Style::isNone() const
{
- return _data == 0;
+ return _name == "none";
}
GraphElementData *Style::data() const
@@ -44,25 +46,43 @@ QString Style::name() const QColor Style::strokeColor(bool tikzitOverride) const
{
- if (_data == 0) return QColor(Qt::black);
-
QString col = propertyWithDefault("draw", "black", tikzitOverride);
return tikzit->colorByName(col);
}
+QColor Style::fillColor(bool tikzitOverride) const
+{
+ QString col = propertyWithDefault("fill", "white", tikzitOverride);
+ return tikzit->colorByName(col);
+}
+
+QBrush Style::brush() const
+{
+ return QBrush(fillColor());
+}
+
+QString Style::shape(bool tikzitOverride) const
+{
+ return propertyWithDefault("shape", "circle", tikzitOverride);
+}
+
+
// TODO
int Style::strokeThickness() const
{
return 1;
}
-QPen Style::pen() const
+bool Style::isEdgeStyle() const
{
- QPen p(strokeColor());
- p.setWidthF((float)strokeThickness() * 3.0f);
- return p;
+ if (_data->atom("-") || _data->atom("->") || _data->atom("-|") ||
+ _data->atom("<-") || _data->atom("<->") || _data->atom("<-|") ||
+ _data->atom("|-") || _data->atom("|->") || _data->atom("|-|")) return true;
+ else return false;
}
+
+
QString Style::propertyWithDefault(QString prop, QString def, bool tikzitOverride) const
{
if (_data == 0) return def;
@@ -86,3 +106,147 @@ void Style::setName(const QString &name) {
_name = name;
}
+
+Style::ArrowTipStyle Style::arrowHead() const
+{
+ if (_data->atom("->") || _data->atom("<->") || _data->atom("|->")) return Pointer;
+ if (_data->atom("-|") || _data->atom("<-|") || _data->atom("|-|")) return Flat;
+ return NoTip;
+}
+
+Style::ArrowTipStyle Style::arrowTail() const
+{
+ if (_data->atom("<-") || _data->atom("<->") || _data->atom("<-|")) return Pointer;
+ if (_data->atom("|-") || _data->atom("|->") || _data->atom("|-|")) return Flat;
+ return NoTip;
+}
+
+Style::DrawStyle Style::drawStyle() const
+{
+ if (_data->atom("dashed")) return Dashed;
+ if (_data->atom("dotted")) return Dotted;
+ return Solid;
+}
+
+
+QPen Style::pen() const
+{
+ QPen p(strokeColor());
+ p.setWidthF((float)strokeThickness() * 2.0f);
+
+ QVector<qreal> pat;
+ switch (drawStyle()) {
+ case Dashed:
+ pat << 3.0 << 3.0;
+ p.setDashPattern(pat);
+ break;
+ case Dotted:
+ pat << 1.0 << 1.0;
+ p.setDashPattern(pat);
+ break;
+ case Solid:
+ break;
+ }
+
+ return p;
+}
+
+QPainterPath Style::path() const
+{
+ QPainterPath pth;
+ QString sh = shape();
+
+ if (sh == "rectangle") {
+ pth.addRect(-30.0f, -30.0f, 60.0f, 60.0f);
+ } else { // default is 'circle'
+ pth.addEllipse(QPointF(0.0f,0.0f), 30.0f, 30.0f);
+ }
+ return pth;
+}
+
+QIcon Style::icon() const
+{
+ if (!isEdgeStyle()) {
+ // draw an icon matching the style
+ QImage px(100,100,QImage::Format_ARGB32_Premultiplied);
+ px.fill(Qt::transparent);
+
+
+ QPainter painter(&px);
+ painter.setRenderHint(QPainter::Antialiasing);
+ QPainterPath pth = path();
+ pth.translate(50.0f, 50.0f);
+
+ if (isNone()) {
+ QColor c(180,180,200);
+ painter.setPen(QPen(c));
+ painter.setBrush(QBrush(c));
+ painter.drawEllipse(QPointF(50.0f,50.0f), 3,3);
+
+ QPen pen(QColor(180,180,220));
+ pen.setWidth(3);
+ QVector<qreal> p;
+ p << 2.0 << 2.0;
+ pen.setDashPattern(p);
+ painter.setPen(pen);
+ painter.setBrush(Qt::NoBrush);
+ painter.drawPath(pth);
+ } else {
+ painter.setPen(pen());
+ painter.setBrush(brush());
+ painter.drawPath(pth);
+ }
+
+ return QIcon(QPixmap::fromImage(px));
+ } else {
+ // draw an icon matching the style
+ QPixmap px(100,100);
+ px.fill(Qt::transparent);
+ QPainter painter(&px);
+
+ if (_data == 0) {
+ QPen pen(Qt::black);
+ pen.setWidth(3);
+ } else {
+ painter.setPen(pen());
+ }
+
+ painter.drawLine(10, 50, 90, 50);
+
+ QPen pn = pen();
+ pn.setStyle(Qt::SolidLine);
+ painter.setPen(pn);
+
+ switch (arrowHead()) {
+ case Pointer:
+ painter.drawLine(90,50,80,40);
+ painter.drawLine(90,50,80,60);
+ break;
+ case Flat:
+ painter.drawLine(90,40,90,60);
+ break;
+ case NoTip:
+ break;
+ }
+
+ switch (arrowTail()) {
+ case Pointer:
+ painter.drawLine(10,50,20,40);
+ painter.drawLine(10,50,20,60);
+ break;
+ case Flat:
+ painter.drawLine(10,40,10,60);
+ break;
+ case NoTip:
+ break;
+ }
+
+
+ return QIcon(px);
+ }
+}
+
+QString Style::category() const
+{
+ return propertyWithDefault("tikzit category", "", false);
+}
|