1 files changed, 135 insertions, 0 deletions
diff --git a/kolourpaint/tools/kptoolclear.cpp b/kolourpaint/tools/kptoolclear.cpp
new file mode 100644
index 00000000..230e54a3
--- /dev/null
+++ b/kolourpaint/tools/kptoolclear.cpp
@@ -0,0 +1,135 @@
+
+/*
+   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.
+*/
+
+
+#include <kptoolclear.h>
+
+#include <qpixmap.h>
+
+#include <kdebug.h>
+#include <klocale.h>
+
+#include <kpdefs.h>
+#include <kpdocument.h>
+#include <kpmainwindow.h>
+#include <kppixmapfx.h>
+#include <kpselection.h>
+
+
+kpToolClearCommand::kpToolClearCommand (bool actOnSelection,
+                                        const kpColor &newColor,
+                                        kpMainWindow *mainWindow)
+    : kpCommand (mainWindow),
+      m_actOnSelection (actOnSelection),
+      m_newColor (newColor),
+      m_oldPixmapPtr (0)
+{
+}
+
+kpToolClearCommand::kpToolClearCommand (bool actOnSelection,
+                                        kpMainWindow *mainWindow)
+    : kpCommand (mainWindow),
+      m_actOnSelection (actOnSelection),
+      m_newColor (mainWindow ? mainWindow->backgroundColor () : kpColor::invalid),
+      m_oldPixmapPtr (0)
+{
+}
+
+kpToolClearCommand::~kpToolClearCommand ()
+{
+    delete m_oldPixmapPtr;
+}
+
+
+// public virtual [base kpCommand]
+QString kpToolClearCommand::name () const
+{
+    QString opName = i18n ("Clear");
+
+    if (m_actOnSelection)
+        return i18n ("Selection: %1").arg (opName);
+    else
+        return opName;
+}
+
+
+// public virtual [base kpCommand]
+int kpToolClearCommand::size () const
+{
+    return kpPixmapFX::pixmapSize (m_oldPixmapPtr);
+}
+
+
+// public virtual [base kpCommand]
+void kpToolClearCommand::execute ()
+{
+    kpDocument *doc = document ();
+    if (!doc)
+    {
+        kdError () << "kpToolClearCommand::execute() without doc" << endl;
+        return;
+    }
+
+
+    m_oldPixmapPtr = new QPixmap ();
+    *m_oldPixmapPtr = *doc->pixmap (m_actOnSelection);
+
+
+    if (m_actOnSelection)
+    {
+        // OPT: could just edit pixmap directly and signal change
+        kpSelection *sel = doc->selection ();
+
+        QPixmap newPixmap (sel->width (), sel->height ());
+        kpPixmapFX::fill (&newPixmap, m_newColor);
+        // TODO: maybe disable Image/Clear if transparent colour
+        if (m_newColor.isOpaque ())
+            newPixmap.setMask (sel->maskForOwnType ());
+
+        sel->setPixmap (newPixmap);
+    }
+    else
+        doc->fill (m_newColor);
+}
+
+// public virtual [base kpCommand]
+void kpToolClearCommand::unexecute ()
+{
+    kpDocument *doc = document ();
+    if (!doc)
+    {
+        kdError () << "kpToolClearCommand::execute() without doc" << endl;
+        return;
+    }
+
+
+    doc->setPixmap (m_actOnSelection, *m_oldPixmapPtr);
+
+
+    delete m_oldPixmapPtr;
+    m_oldPixmapPtr = 0;
+}