From 4775aea557293693cd6aab52193cf7a66e1ff5e4 Mon Sep 17 00:00:00 2001
From: Jens Bache-Wiig <jbache@trolltech.com>
Date: Sun, 19 Sep 2010 13:29:18 +0200
Subject: Add basic text support

---
 examples/painting/Drawing.qml |  6 +++++-
 src/context2d.cpp             | 40 ++++++++++++++++++++++++++++++++++++++++
 src/context2d.h               |  7 +++++++
 3 files changed, 52 insertions(+), 1 deletion(-)

diff --git a/examples/painting/Drawing.qml b/examples/painting/Drawing.qml
index f0f39a2..6c8b82f 100644
--- a/examples/painting/Drawing.qml
+++ b/examples/painting/Drawing.qml
@@ -38,7 +38,11 @@ Canvas {
     function drawPoint() {
         ctx.lineWidth = lineWidth
         ctx.fillStyle = drawColor
-        ctx.fillRect(mousearea.mouseX, mousearea.mouseY, 2, 2);
+        ctx.shadowOffsetX = 1;
+        ctx.shadowOffsetY = 1;
+        ctx.shadowBlur    = 64;
+        ctx.shadowColor   = "black";
+        ctx.fillRect(mousearea.mouseX, mousearea.mouseY, 20, 20);
     }
 
     function clear() {
diff --git a/src/context2d.cpp b/src/context2d.cpp
index 69cee66..6bea78b 100644
--- a/src/context2d.cpp
+++ b/src/context2d.cpp
@@ -474,6 +474,32 @@ void Context2D::setShadowColor(const QString &str)
     m_state.flags |= DirtyShadowColor;
 }
 
+void Context2D::setFont(const QString &fontString)
+{
+    QFont font;
+    // ### this is simplified and incomplete
+    QStringList tokens = fontString.split(" ");
+    foreach (const QString &token, tokens) {
+        if (token == "italic")
+            font.setItalic(true);
+        else if (token == "bold")
+            font.setBold(true);
+        else if (token.endsWith("px")) {
+            QString number = token;
+            number.remove("px");
+            font.setPointSizeF(number.trimmed().toFloat());
+        } else
+            font.setFamily(token);
+    }
+    m_state.font = font;
+    m_state.flags |= DirtyFont;
+}
+
+QString Context2D::font()
+{
+    return m_state.font.toString();
+}
+
 qreal Context2D::shadowOffsetX() const
 {
     return m_state.shadowOffsetX;
@@ -520,6 +546,20 @@ void Context2D::fillRect(qreal x, qreal y, qreal w, qreal h)
     scheduleChange();
 }
 
+void Context2D::fillText(const QString &text, qreal x, qreal y)
+{
+    beginPainting();
+    m_painter.save();
+    m_painter.setPen(QPen(m_state.fillStyle,0));
+    m_painter.setMatrix(m_state.matrix, false);
+    QFont font;
+    font.setBold(true);
+    m_painter.setFont(m_state.font);
+    m_painter.drawText(x, y, text);
+    m_painter.restore();
+    scheduleChange();
+}
+
 void Context2D::strokeRect(qreal x, qreal y, qreal w, qreal h)
 {
     QPainterPath path;
diff --git a/src/context2d.h b/src/context2d.h
index 5a8cdaf..dfc3c10 100644
--- a/src/context2d.h
+++ b/src/context2d.h
@@ -121,6 +121,8 @@ class Context2D : public QObject
     Q_PROPERTY(qreal shadowOffsetY READ shadowOffsetY WRITE setShadowOffsetY)
     Q_PROPERTY(qreal shadowBlur READ shadowBlur WRITE setShadowBlur)
     Q_PROPERTY(QString shadowColor READ shadowColor WRITE setShadowColor)
+    // fonts
+    Q_PROPERTY(QString font READ font WRITE setFont)
 
 public:
     Context2D(QObject *parent = 0);
@@ -158,6 +160,9 @@ public:
     void setLineJoin(const QString &s);
     void setMiterLimit(qreal m);
 
+    void setFont(const QString &font);
+    QString font();
+
     // shadows
     qreal shadowOffsetX() const; // (default 0)
     qreal shadowOffsetY() const; // (default 0)
@@ -173,6 +178,8 @@ public slots:
     void save(); // push state on state stack
     void restore(); // pop state stack and restore state
 
+    void fillText(const QString &text, qreal x, qreal y);
+
     void setInPaint(bool val){m_inPaint = val;}
     void scale(qreal x, qreal y);
     void rotate(qreal angle);
-- 
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