Added QBlittablePixmapData

Is going to be used by everyone that reimplements QBlittable

1 files changed, 65 insertions, 0 deletions

diff --git a/src/gui/image/qpixmap_blitter.cpp b/src/gui/image/qpixmap_blitter.cpp
new file mode 100644
index 0000000..9730ecc
--- /dev/null
+++ b/src/gui/image/qpixmap_blitter.cpp
@@ -0,0 +1,65 @@
+#include "qpixmap_blitter_p.h"
+
+#include <private/qapplication_p.h>
+#include <private/qgraphicssystem_p.h>
+
+QBlittablePixmapData::QBlittablePixmapData(PixelType type)
+    : QPixmapData(type,BlitterClass), m_blittable(0), m_engine(0)
+{
+}
+
+QBlittablePixmapData::~QBlittablePixmapData()
+{
+}
+
+void QBlittablePixmapData::resize(int width, int height)
+{
+    delete m_blittable;
+    m_blittable = QApplicationPrivate::graphicsSystem()->createBlittable(QRect(0,0,width,height));
+    m_engine = 0;
+}
+
+int QBlittablePixmapData::metric(QPaintDevice::PaintDeviceMetric metric) const
+{
+    QImage *image = m_blittable->lock();
+    return image->metric(metric);
+}
+
+void QBlittablePixmapData::fill(const QColor &color)
+{
+    if (m_blittable->capabilities() & QBlittable::SolidRectCapability)
+        m_blittable->fillRect(m_blittable->rect(),color);
+    else
+        m_blittable->lock()->fill(color.rgb());
+}
+
+QImage *QBlittablePixmapData::buffer()
+{
+    return m_blittable->lock();
+}
+
+QImage QBlittablePixmapData::toImage()
+{
+    return m_blittable->lock()->copy();
+}
+
+bool QBlittablePixmapData::hasAlphaChannel()
+{
+    return m_blittable->lock()->hasAlphaChannel();
+}
+
+void QBlittablePixmapData::fromImage(const QImage &image,
+                                     Qt::ImageConversionFlags flags)
+{
+    m_blittable = new QImageBlitter(image);
+    m_engine = 0;
+}
+
+QPaintEngine *QBlittablePixmapData::paintEngine() const
+{
+    if (!m_engine) {
+        QBlittablePixmapData *that = const_cast<QBlittablePixmapData *>(this);
+        that->m_engine = new QBlitterPaintEngine(that);
+    }
+    return m_engine;
+}