1 files changed, 96 insertions, 0 deletions
diff --git a/src/gvcore/imageviewtools.h b/src/gvcore/imageviewtools.h
new file mode 100644
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+++ b/src/gvcore/imageviewtools.h
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+// vim: set tabstop=4 shiftwidth=4 noexpandtab
+/*
+Gwenview - A simple image viewer for KDE
+Copyright 2000-2004 Aur�ien G�eau
+
+This program is free software; you can redistribute it and/or
+modify it under the terms of the GNU General Public License
+as published by the Free Software Foundation; either version 2
+of the License, or (at your option) any later version.
+
+This program is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with this program; if not, write to the Free Software
+Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
+
+*/
+#ifndef IMAGEVIEWTOOLS_H
+#define IMAGEVIEWTOOLS_H   
+
+// Qt
+#include <qcursor.h>
+
+// Local
+#include "imageview.h"
+namespace Gwenview {
+
+
+class ImageView::ToolBase {
+protected:
+	ImageView* mView;
+
+public:
+	ToolBase(ImageView* view);
+	virtual ~ToolBase();
+	virtual void mouseMoveEvent(QMouseEvent*);
+	
+	virtual void leftButtonPressEvent(QMouseEvent*);
+	virtual void leftButtonReleaseEvent(QMouseEvent*);
+	
+	virtual void midButtonReleaseEvent(QMouseEvent*);
+
+	virtual void rightButtonPressEvent(QMouseEvent* event);
+	virtual void rightButtonReleaseEvent(QMouseEvent*);
+
+	virtual void wheelEvent(QWheelEvent* event);
+
+	virtual void updateCursor();
+
+    /**
+     * Return a hint about the use of the tool
+     */
+    virtual QString hint() const=0;
+};
+
+
+class ImageView::ZoomTool : public ImageView::ToolBase {
+private:
+    QCursor mZoomCursor;
+	void zoomTo(const QPoint& pos, bool in); 
+
+public:
+	ZoomTool(ImageView* view);
+	void leftButtonReleaseEvent(QMouseEvent* event);
+
+	void wheelEvent(QWheelEvent* event);
+	void rightButtonPressEvent(QMouseEvent*);
+	void rightButtonReleaseEvent(QMouseEvent* event);
+
+	void updateCursor();
+    virtual QString hint() const;
+};
+
+
+class ImageView::ScrollTool : public ImageView::ToolBase {
+	int mScrollStartX,mScrollStartY;
+	bool mDragStarted;
+
+public:
+	ScrollTool(ImageView* view);
+	void leftButtonPressEvent(QMouseEvent* event); 
+	void mouseMoveEvent(QMouseEvent* event);
+	void leftButtonReleaseEvent(QMouseEvent*);
+	void wheelEvent(QWheelEvent* event);
+	
+	void updateCursor(); 
+    virtual QString hint() const;
+};
+
+
+} // namespace
+#endif /* IMAGEVIEWTOOLS_H */
+