1 files changed, 90 insertions, 0 deletions
diff --git a/kolourpaint/kptemppixmap.h b/kolourpaint/kptemppixmap.h
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+++ b/kolourpaint/kptemppixmap.h
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+
+/*
+   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.
+*/
+
+// TODO: maybe merge with kpSelection?
+
+
+#ifndef __kp_temp_pixmap_h__
+#define __kp_temp_pixmap_h__
+
+
+#include <qpoint.h>
+#include <qpixmap.h>
+
+class kpViewManager;
+
+
+class kpTempPixmap
+{
+public:
+    enum RenderMode
+    {
+        SetPixmap,
+        PaintPixmap,
+        PaintMaskTransparentWithBrush
+    };
+
+    /*
+     * <isBrush>    Specifies that its visibility is dependent on whether or
+     *              not the mouse cursor is inside a view.  If false, the
+     *              pixmap is always displayed.
+     */
+    kpTempPixmap (bool isBrush, RenderMode renderMode, const QPoint &topLeft, const QPixmap &pixmap);
+    kpTempPixmap (const kpTempPixmap &rhs);
+    kpTempPixmap &operator= (const kpTempPixmap &rhs);
+    ~kpTempPixmap ();
+
+    bool isBrush () const;
+    RenderMode renderMode () const;
+    QPoint topLeft () const;
+    QPixmap pixmap () const;
+
+    bool isVisible (const kpViewManager *vm) const;
+    QRect rect () const;
+    int width () const;
+    int height () const;
+
+
+    // Returns whether a call to paint() may change <*destPixmap>'s mask
+    bool mayChangeDocumentMask () const;
+
+    /*
+     * Draws itself onto <*destPixmap>, given that <*destPixmap> represents
+     * the unzoomed <docRect> of the kpDocument.  You should check for
+     * visibility before calling this function.
+     */
+    void paint (QPixmap *destPixmap, const QRect &docRect) const;
+
+private:
+    bool m_isBrush;
+    RenderMode m_renderMode;
+    QPoint m_topLeft;
+    QPixmap m_pixmap;
+};
+
+
+#endif  // __kp_temp_pixmap_h__