Copy the KDE 3.5 branch to branches/trinity for new KDE 3.5 features.

BUG:215923


git-svn-id: svn://anonsvn.kde.org/home/kde/branches/trinity/kdegraphics@1054174 283d02a7-25f6-0310-bc7c-ecb5cbfe19da

1 files changed, 140 insertions, 0 deletions

diff --git a/kolourpaint/views/kpzoomedthumbnailview.cpp b/kolourpaint/views/kpzoomedthumbnailview.cpp
new file mode 100644
index 00000000..ecbfd317
--- /dev/null
+++ b/kolourpaint/views/kpzoomedthumbnailview.cpp
@@ -0,0 +1,140 @@
+
+/*
+   Copyright (c) 2003,2004,2005 Clarence Dang <dang@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 THE AUTHOR ``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 THE AUTHOR 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.
+*/
+
+
+#define DEBUG_KP_ZOOMED_THUMBNAIL_VIEW 0
+
+
+#include <kpzoomedthumbnailview.h>
+
+#include <kdebug.h>
+#include <klocale.h>
+
+#include <kpdocument.h>
+#include <kpviewmanager.h>
+
+
+kpZoomedThumbnailView::kpZoomedThumbnailView (kpDocument *document,
+        kpToolToolBar *toolToolBar,
+        kpViewManager *viewManager,
+        kpView *buddyView,
+        kpViewScrollableContainer *scrollableContainer,
+        QWidget *parent, const char *name)
+
+    : kpThumbnailView (document, toolToolBar, viewManager,
+                       buddyView,
+                       scrollableContainer,
+                       parent, name)
+{
+    // Call to virtual function - this is why the class is sealed
+    adjustToEnvironment ();
+}
+
+
+kpZoomedThumbnailView::~kpZoomedThumbnailView ()
+{
+}
+
+
+// public virtual [base kpThumbnailView]
+QString kpZoomedThumbnailView::caption () const
+{
+    return i18n ("%1% - Thumbnail").arg (zoomLevelX ());
+}
+
+
+// public slot virtual [base kpView]
+void kpZoomedThumbnailView::adjustToEnvironment ()
+{
+#if DEBUG_KP_ZOOMED_THUMBNAIL_VIEW
+    kdDebug () << "kpZoomedThumbnailView(" << name ()
+               << ")::adjustToEnvironment()"
+               << " width=" << width ()
+               << " height=" << height ()
+               << endl;
+#endif
+
+    if (!document ())
+        return;
+
+#if DEBUG_KP_ZOOMED_THUMBNAIL_VIEW
+    kdDebug () << "\tdoc: width=" << document ()->width ()
+               << " height=" << document ()->height ()
+               << endl;
+#endif
+
+    if (document ()->width () <= 0 || document ()->height () <= 0)
+    {
+        kdError () << "kpZoomedThumbnailView::adjustToEnvironment() doc:"
+                   << " width=" << document ()->width ()
+                   << " height=" << document ()->height ()
+                   << endl;
+        return;
+    }
+
+
+    int hzoom = QMAX (1, width () * 100 / document ()->width ());
+    int vzoom = QMAX (1, height () * 100 / document ()->height ());
+
+    // keep aspect ratio
+    if (hzoom < vzoom)
+        vzoom = hzoom;
+    else
+        hzoom = vzoom;
+
+#if DEBUG_KP_ZOOMED_THUMBNAIL_VIEW && 1
+    kdDebug () << "\tproposed zoom=" << hzoom << endl;
+#endif
+    if (hzoom > 100 || vzoom > 100)
+    {
+    #if DEBUG_KP_ZOOMED_THUMBNAIL_VIEW && 1
+        kdDebug () << "\twon't magnify - setting zoom to 100%" << endl;
+    #endif
+        hzoom = 100, vzoom = 100;
+    }
+
+
+    if (viewManager ())
+        viewManager ()->setQueueUpdates ();
+
+    {
+        setZoomLevel (hzoom, vzoom);
+
+        setOrigin (QPoint ((width () - zoomedDocWidth ()) / 2,
+                           (height () - zoomedDocHeight ()) / 2));
+        setMaskToCoverDocument ();
+
+        if (viewManager ())
+            viewManager ()->updateView (this);
+    }
+
+    if (viewManager ())
+        viewManager ()->restoreQueueUpdates ();
+}
+
+
+#include <kpzoomedthumbnailview.moc>