external/webkit r30707

1 files changed, 210 insertions, 0 deletions

diff --git a/WebCore/platform/graphics/qt/ImageQt.cpp b/WebCore/platform/graphics/qt/ImageQt.cpp
new file mode 100644
index 0000000..206aee3
--- /dev/null
+++ b/WebCore/platform/graphics/qt/ImageQt.cpp
@@ -0,0 +1,210 @@
+/*
+ * Copyright (C) 2006 Dirk Mueller <mueller@kde.org>
+ * Copyright (C) 2006 Zack Rusin <zack@kde.org>
+ * Copyright (C) 2006 Simon Hausmann <hausmann@kde.org>
+ *
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``AS IS'' AND ANY
+ * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
+ * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL APPLE COMPUTER, INC. OR
+ * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
+ * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
+ * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
+ * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
+ * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#include "config.h"
+#include "Image.h"
+
+#include "BitmapImage.h"
+#include "FloatRect.h"
+#include "PlatformString.h"
+#include "GraphicsContext.h"
+#include "AffineTransform.h"
+#include "NotImplemented.h"
+#include "qwebsettings.h"
+
+#include <QPixmap>
+#include <QPainter>
+#include <QImage>
+#include <QImageReader>
+#if QT_VERSION >= 0x040300
+#include <QTransform>
+#endif
+
+#include <QDebug>
+
+#include <math.h>
+
+// This function loads resources into WebKit
+static QPixmap loadResourcePixmap(const char *name)
+{
+    const QString resource = name;
+
+    QPixmap pixmap;
+    if (resource == "missingImage")
+        pixmap = QWebSettings::webGraphic(QWebSettings::MissingImageGraphic);
+    else if (resource == "nullPlugin")
+        pixmap = QWebSettings::webGraphic(QWebSettings::MissingPluginGraphic);
+    else if (resource == "urlIcon")
+        pixmap = QWebSettings::webGraphic(QWebSettings::DefaultFaviconGraphic);
+    else if (resource == "textAreaResizeCorner")
+        pixmap = QWebSettings::webGraphic(QWebSettings::TextAreaResizeCornerGraphic);
+
+    return pixmap;
+}
+
+namespace WebCore {
+
+void FrameData::clear()
+{
+    if (m_frame) {
+        m_frame = 0;
+        m_duration = 0.0f;
+        m_hasAlpha = true;
+    }
+}
+
+
+    
+// ================================================
+// Image Class
+// ================================================
+
+Image* Image::loadPlatformResource(const char* name)
+{
+    BitmapImage* img = new BitmapImage(loadResourcePixmap(name));
+    return img;
+}
+
+    
+void Image::drawPattern(GraphicsContext* ctxt, const FloatRect& tileRect, const AffineTransform& patternTransform,
+                        const FloatPoint& phase, CompositeOperator op, const FloatRect& destRect)
+{
+    notImplemented();
+}
+
+BitmapImage::BitmapImage(const QPixmap &pixmap, ImageObserver *observer)
+    : Image(observer)
+    , m_currentFrame(0)
+    , m_frames(0)
+    , m_frameTimer(0)
+    , m_repetitionCount(0)
+    , m_repetitionsComplete(0)
+    , m_isSolidColor(false)
+    , m_animatingImageType(true)
+    , m_animationFinished(false)
+    , m_allDataReceived(false)
+    , m_haveSize(false)
+    , m_sizeAvailable(false)
+    , m_decodedSize(0)
+{
+    m_pixmap = new QPixmap(pixmap);
+}
+
+void BitmapImage::initPlatformData()
+{
+    m_pixmap = 0;
+}
+
+void BitmapImage::invalidatePlatformData()
+{
+    delete m_pixmap;
+    m_pixmap = 0;
+}
+    
+// Drawing Routines
+void BitmapImage::draw(GraphicsContext* ctxt, const FloatRect& dst,
+                       const FloatRect& src, CompositeOperator op)
+{
+    QPixmap* image = nativeImageForCurrentFrame();
+    if (!image)
+        return;
+    
+    if (mayFillWithSolidColor()) {
+        fillWithSolidColor(ctxt, dst, solidColor(), op);
+        return;
+    }
+
+    IntSize selfSize = size();
+
+    ctxt->save();
+
+    // Set the compositing operation.
+    ctxt->setCompositeOperation(op);
+
+    QPainter* painter(ctxt->platformContext());
+
+    // Test using example site at
+    // http://www.meyerweb.com/eric/css/edge/complexspiral/demo.html    
+    painter->drawPixmap(dst, *image, src);
+
+    ctxt->restore();
+
+    startAnimation();
+}
+
+void BitmapImage::drawPattern(GraphicsContext* ctxt, const FloatRect& tileRect, const AffineTransform& patternTransform,
+                              const FloatPoint& phase, CompositeOperator op, const FloatRect& destRect)
+{
+    QPixmap* framePixmap = nativeImageForCurrentFrame();
+    if (!framePixmap) // If it's too early we won't have an image yet.
+        return;
+
+    QPixmap pixmap = *framePixmap;
+    QRect tr = QRectF(tileRect).toRect();
+    if (tr.x() || tr.y() || tr.width() != pixmap.width() || tr.height() != pixmap.height()) {
+        pixmap = pixmap.copy(tr);
+    }
+
+    if (patternTransform.isIdentity()) {
+        ctxt->save();
+        ctxt->setCompositeOperation(op);
+        QPainter* p = ctxt->platformContext();
+        p->setBrushOrigin(phase);
+        p->drawTiledPixmap(destRect, pixmap);
+        ctxt->restore();
+    } else {
+        QBrush b(pixmap);
+        b.setMatrix(patternTransform);
+        ctxt->save();
+        ctxt->setCompositeOperation(op);
+        QPainter* p = ctxt->platformContext();
+        p->setBrushOrigin(phase);
+        p->fillRect(destRect, b);
+        ctxt->restore();
+    }
+}
+
+void BitmapImage::checkForSolidColor()
+{
+    // FIXME: It's easy to implement this optimization. Just need to check the RGBA32 buffer to see if it is 1x1.
+    m_isSolidColor = false;
+}
+
+QPixmap* BitmapImage::getPixmap() const
+{
+    if (!m_pixmap)
+      return const_cast<BitmapImage*>(this)->frameAtIndex(0);
+    else
+      return m_pixmap;
+}
+
+}
+
+
+// vim: ts=4 sw=4 et