Move QVGFontGlyphCache from source file into a separate header

Needed in order to subclass and override in the Symbian specific
implementation.

Reviewed-by: Rhys Weatherley

4 files changed, 87 insertions, 20 deletions

diff --git a/src/openvg/openvg.pro b/src/openvg/openvg.pro
index 883f0f3..0000db8 100644
--- a/src/openvg/openvg.pro
+++ b/src/openvg/openvg.pro
@@ -17,7 +17,8 @@ HEADERS += \
     qpixmapdata_vg_p.h \
     qpixmapfilter_vg_p.h \
     qvgcompositionhelper_p.h \
-    qvgimagepool_p.h
+    qvgimagepool_p.h \
+    qvgfontglyphcache_p.h
 SOURCES += \
     qpaintengine_vg.cpp \
     qpixmapdata_vg.cpp \
diff --git a/src/openvg/qpaintengine_vg.cpp b/src/openvg/qpaintengine_vg.cpp
index 9290b79..564b390 100644
--- a/src/openvg/qpaintengine_vg.cpp
+++ b/src/openvg/qpaintengine_vg.cpp
@@ -44,6 +44,7 @@
 #include "qpixmapfilter_vg_p.h"
 #include "qvgcompositionhelper_p.h"
 #include "qvgimagepool_p.h"
+#include "qvgfontglyphcache_p.h"
 #if !defined(QT_NO_EGL)
 #include <QtGui/private/qeglcontext_p.h>
 #include "qwindowsurface_vgegl_p.h"
@@ -80,24 +81,6 @@ Q_DECL_IMPORT extern int qt_defaultDpiY();
 
 class QVGPaintEnginePrivate;
 
-class QVGFontGlyphCache
-{
-public:
-    QVGFontGlyphCache();
-    virtual ~QVGFontGlyphCache();
-
-    virtual void cacheGlyphs(QVGPaintEnginePrivate *d, QFontEngine *fontEngine, const glyph_t *g, int count);
-
-    void setScaleFromText(const QFont &font, QFontEngine *fontEngine);
-
-    VGFont font;
-    VGfloat scaleX;
-    VGfloat scaleY;
-
-    uint cachedGlyphsMask[256 / 32];
-    QSet<glyph_t> cachedGlyphs;
-};
-
 typedef QHash<QFontEngine*, QVGFontGlyphCache*> QVGFontCache;
 
 #endif
diff --git a/src/openvg/qpaintengine_vg_p.h b/src/openvg/qpaintengine_vg_p.h
index 33c49ba..75cf053 100644
--- a/src/openvg/qpaintengine_vg_p.h
+++ b/src/openvg/qpaintengine_vg_p.h
@@ -172,7 +172,6 @@ private:
     bool clearRect(const QRectF &rect, const QColor &color);
 };
 
-
 QT_END_NAMESPACE
 
 #endif
diff --git a/src/openvg/qvgfontglyphcache_p.h b/src/openvg/qvgfontglyphcache_p.h
new file mode 100644
index 0000000..ced0d735
--- /dev/null
+++ b/src/openvg/qvgfontglyphcache_p.h
@@ -0,0 +1,84 @@
+/****************************************************************************
+**
+** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies).
+** All rights reserved.
+** Contact: Nokia Corporation (qt-info@nokia.com)
+**
+** This file is part of the QtOpenVG module of the Qt Toolkit.
+**
+** $QT_BEGIN_LICENSE:LGPL$
+** No Commercial Usage
+** This file contains pre-release code and may not be distributed.
+** You may use this file in accordance with the terms and conditions
+** contained in the Technology Preview License Agreement accompanying
+** this package.
+**
+** GNU Lesser General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU Lesser
+** General Public License version 2.1 as published by the Free Software
+** Foundation and appearing in the file LICENSE.LGPL included in the
+** packaging of this file.  Please review the following information to
+** ensure the GNU Lesser General Public License version 2.1 requirements
+** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
+**
+** In addition, as a special exception, Nokia gives you certain additional
+** rights.  These rights are described in the Nokia Qt LGPL Exception
+** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
+**
+** If you have questions regarding the use of this file, please contact
+** Nokia at qt-info@nokia.com.
+**
+**
+**
+**
+**
+**
+**
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#ifndef QVGFONTGLYPHCACHE_H
+#define QVGFONTGLYPHCACHE_H
+
+//
+//  W A R N I N G
+//  -------------
+//
+// This file is not part of the Qt API.  It exists purely as an
+// implementation detail.  This header file may change from version to
+// version without notice, or even be removed.
+//
+// We mean it.
+//
+
+#include <QtCore/qvarlengtharray.h>
+#include <QtGui/private/qfontengine_p.h>
+
+QT_BEGIN_NAMESPACE
+
+class QVGPaintEnginePrivate;
+
+class QVGFontGlyphCache
+{
+public:
+    QVGFontGlyphCache();
+    virtual ~QVGFontGlyphCache();
+
+    virtual void cacheGlyphs(QVGPaintEnginePrivate *d,
+                             QFontEngine *fontEngine,
+                             const glyph_t *g, int count);
+    void setScaleFromText(const QFont &font, QFontEngine *fontEngine);
+
+    VGFont font;
+    VGfloat scaleX;
+    VGfloat scaleY;
+
+    uint cachedGlyphsMask[256 / 32];
+    QSet<glyph_t> cachedGlyphs;
+};
+
+QT_END_NAMESPACE
+
+#endif // QVGFONTGLYPHCACHE_H