Lines respond to mouse movement, added Text rendering.

[architektonas] / src / painter.cpp

diff --git a/src/painter.cpp b/src/painter.cpp
index 35528faf9887ce5930306cb6f6d2c26465392c9a..61ee9b6c0ffa6f1e28a26231dc6ee118acd50d13 100644 (file)
--- a/src/painter.cpp
+++ b/src/painter.cpp
@@ -79,6 +79,26 @@ void Painter::SetRenderHint(int hint)
 }
 
 
+void Painter::SetPen(QPen pen)
+{
+       if (!painter)
+               return;
+
+       painter->setPen(pen);
+}
+
+
+void Painter::SetPen(uint32_t color, float size/*= 0*/, int style/*= 0*/)
+{
+       if (!painter)
+               return;
+
+       // We can cast style as Qt:PenStyle because they line up 1-to-1
+       painter->setPen(QPen(QColor(color >> 16, (color >> 8) & 0xFF, color & 0xFF, 255),
+               size, (Qt::PenStyle)style));
+}
+
+
 void Painter::SetBrush(QBrush brush)
 {
        if (!painter)
@@ -88,21 +108,21 @@ void Painter::SetBrush(QBrush brush)
 }
 
 
-void Painter::SetFont(QFont font)
+void Painter::SetBrush(uint32_t color)
 {
        if (!painter)
                return;
 
-       painter->setFont(font);
+       painter->setBrush(QBrush(QColor(color >> 16, (color >> 8) & 0xFF, color & 0xFF, 255)));
 }
 
 
-void Painter::SetPen(QPen pen)
+void Painter::SetFont(QFont font)
 {
        if (!painter)
                return;
 
-       painter->setPen(pen);
+       painter->setFont(font);
 }
 
 
@@ -145,6 +165,30 @@ void Painter::DrawAngledText(Vector center, double angle, QString text, double s
 }
 
 
+//
+// Draw angled text. Draws text using point p as the upper left corner.
+// Size is point size, angle is in radians (defaults to 0).
+//
+void Painter::DrawTextObject(Point p, QString text, double size, double angle/*= 0*/)
+{
+       if (!painter)
+               return;
+
+       p = CartesianToQtCoords(p);
+       painter->setFont(QFont("Arial", Global::zoom * size));
+       int textWidth = QFontMetrics(painter->font()).width(text);
+       int textHeight = QFontMetrics(painter->font()).height();
+
+       QRectF textBox(0, 0, textWidth, textHeight);
+       painter->save();
+       painter->translate(p.x, p.y);
+       // Angles are backwards in the Qt coord system, so we flip ours...
+       painter->rotate(-angle * RADIANS_TO_DEGREES);
+       painter->drawText(textBox, Qt::AlignLeft | Qt::AlignTop , text);
+       painter->restore();
+}
+
+
 void Painter::DrawArc(Vector center, double radius, double startAngle, double span)
 {
        center = CartesianToQtCoords(center);