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, 127 insertions, 0 deletions

diff --git a/kolourpaint/tools/kptoolautocrop.h b/kolourpaint/tools/kptoolautocrop.h
new file mode 100644
index 00000000..4d016a1d
--- /dev/null
+++ b/kolourpaint/tools/kptoolautocrop.h
@@ -0,0 +1,127 @@
+
+/*
+   Copyright (c) 2003,2004,2005 Clarence Dang <[email protected]>
+   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.
+*/
+
+
+#ifndef __kptoolautocrop_h__
+#define __kptoolautocrop_h__
+
+#include <qrect.h>
+
+#include <kpcommandhistory.h>
+
+#include <kpcolor.h>
+#include <kpselection.h>
+
+class QPixmap;
+class kpDocument;
+class kpMainWindow;
+class kpViewManager;
+
+
+// (returns true on success (even if it did nothing) or false on error)
+bool kpToolAutoCrop (kpMainWindow *mainWindow);
+
+
+class kpToolAutoCropBorder
+{
+public:
+    kpToolAutoCropBorder (const QPixmap *pixmapPtr, int processedColorSimilarity);
+
+    int size () const;
+
+    const QPixmap *pixmap () const;
+    int processedColorSimilarity () const;
+    QRect rect () const;
+    int left () const;
+    int right () const;
+    int top () const;
+    int bottom () const;
+    kpColor referenceColor () const;
+    kpColor averageColor () const;
+    bool isSingleColor () const;
+
+    // (returns true on success (even if no rect) or false on error)
+    bool calculate (int isX, int dir);
+
+    bool fillsEntirePixmap () const;
+    bool exists () const;
+    void invalidate ();
+
+private:
+    const QPixmap *m_pixmapPtr;
+    int m_processedColorSimilarity;
+
+    QRect m_rect;
+    kpColor m_referenceColor;
+    int m_redSum, m_greenSum, m_blueSum;
+    bool m_isSingleColor;
+};
+
+
+class kpToolAutoCropCommand : public kpNamedCommand
+{
+public:
+    kpToolAutoCropCommand (bool actOnSelection,
+                           const kpToolAutoCropBorder &leftBorder,
+                           const kpToolAutoCropBorder &rightBorder,
+                           const kpToolAutoCropBorder &topBorder,
+                           const kpToolAutoCropBorder &botBorder,
+                           kpMainWindow *mainWindow);
+    virtual ~kpToolAutoCropCommand ();
+
+    enum NameOptions
+    {
+        DontShowAccel = 0,
+        ShowAccel = 1
+    };
+
+    static QString name (bool actOnSelection, int options);
+
+    virtual int size () const;
+
+private:
+    void getUndoPixmap (const kpToolAutoCropBorder &border, QPixmap **pixmap);
+    void getUndoPixmaps ();
+    void deleteUndoPixmaps ();
+
+public:
+    virtual void execute ();
+    virtual void unexecute ();
+
+private:
+    QRect contentsRect () const;
+
+    bool m_actOnSelection;
+    kpToolAutoCropBorder m_leftBorder, m_rightBorder, m_topBorder, m_botBorder;
+    QPixmap *m_leftPixmap, *m_rightPixmap, *m_topPixmap, *m_botPixmap;
+
+    QRect m_contentsRect;
+    int m_oldWidth, m_oldHeight;
+    kpSelection m_oldSelection;
+};
+
+#endif  // __kptoolautocrop_h__