1 files changed, 187 insertions, 0 deletions
diff --git a/kuickshow/src/imlibwidget.h b/kuickshow/src/imlibwidget.h
new file mode 100644
index 00000000..5f6e89e1
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+++ b/kuickshow/src/imlibwidget.h
@@ -0,0 +1,187 @@
+/****************************************************************************
+** $Id$
+**
+** ImlibWidget: maps an Xlib window with Imlib's contents on a QWidget
+**
+** Created : 98
+**
+** Copyright (C) 1998-2001 by Carsten Pfeiffer.  All rights reserved.
+**
+****************************************************************************/
+
+#ifndef IMLIBWIDGET_H
+#define IMLIBWIDGET_H
+
+#include <qvariant.h>
+
+#include <qcursor.h>
+#include <qevent.h>
+#include <qptrlist.h>
+#include <qtimer.h>
+#include <qwidget.h>
+
+#include <kurl.h>
+
+// #include those AFTER Qt-includes!
+#include <Imlib.h>
+#include <X11/Xlib.h>
+#include <X11/Xutil.h>
+// #include <X11/extensions/shape.h>
+
+#include "imdata.h"
+#include "kuickdata.h"
+
+class KuickFile;
+class KuickImage;
+
+class ImageCache : public QObject
+{
+  Q_OBJECT
+
+public:
+  ImageCache( ImlibData *id, int maxImages=1 );
+  ~ImageCache();
+
+  void 			setMaxImages( int maxImages );
+  int 			maxImages() 		const { return myMaxImages; }
+
+  KuickImage *		getKuimage( KuickFile * file, ImlibColorModifier  );
+
+private:
+  ImlibImage *		loadImageWithQt( const QString& filename ) const;
+
+  int 			myMaxImages;
+  QValueList<KuickFile*>fileList;
+  QPtrList<KuickImage>	kuickList;
+  //  QPtrList<ImlibImage>	imList;
+  ImlibData * 		myId;
+  int 			idleCount;
+
+private slots:
+  void 			slotBusy();
+  void 			slotIdle();
+
+signals:
+  void			sigBusy();
+  void 			sigIdle();
+
+};
+
+
+// ------------------------------------------
+
+class QColor;
+
+class ImlibWidget : public QWidget
+{
+  Q_OBJECT
+
+public:
+
+  ImlibWidget( ImData *_idata=0, QWidget *parent=0, const char *name=0 );
+  ImlibWidget( ImData *_idata, ImlibData *id, QWidget *parent=0,
+	       const char *name=0 );
+  virtual ~ImlibWidget();
+
+  KURL          url()                   const;
+  KuickFile *   currentFile()           const;
+  bool		loadImage( KuickFile * file );
+  bool		loadImage( const KURL& url );
+  bool 		cacheImage(const KURL& url );
+  void   	zoomImage( float );
+  void 		setBrightness( int );
+  void 		setContrast( int );
+  void 		setGamma( int );
+  void 		setRotation( Rotation );
+  void 		setFlipMode( int mode );
+
+  int 		brightness() 		 const; // ### no impl!
+  int 		contrast()		 const; // ### no impl!
+  int 		gamma() 		 const; // ### no impl!
+  Rotation 	rotation() 		 const;
+  FlipMode	flipMode() 		 const;
+
+  int 		imageWidth() 		 const;
+  int 		imageHeight() 		 const;
+
+  void 		setAutoRender( bool enable )   { isAutoRendering = enable;}
+  bool 		isAutoRenderEnabled() 	const  { return isAutoRendering;  }
+  void 		setMaxImageCache( int );
+  int 		maxImageCache() 	const  { return myMaxImageCache;  }
+  const QColor& backgroundColor() 	const;
+  void 		setBackgroundColor( const QColor& );
+
+  /**
+   * @return true if auto-rotation is not possible, e.g. because no metadata
+   * about orientation is available
+   */
+  virtual bool  autoRotate( KuickImage *kuim );
+
+  ImlibData*	getImlibData() const 	       { return id; 		  }
+
+  virtual void  reparent( QWidget* parent, WFlags f, const QPoint& p, bool showIt = FALSE );
+
+public slots:
+  void	        rotate90();
+  void	        rotate270();
+  void	        rotate180();
+  void 		flipHoriz();
+  void 		flipVert();
+  void 		showImageOriginalSize();
+  inline void 	updateImage() 		{ updateWidget( true ); }
+
+
+protected:
+  KuickImage *	loadImageInternal( KuickFile * file );
+  void 		showImage();
+  void          setImageModifier();
+  void 		rotate( int );
+  void 		updateWidget( bool geometryUpdate=true );
+  virtual void 	updateGeometry( int width, int height );
+  virtual void  loaded( KuickImage * );
+  virtual bool  canZoomTo( int newWidth, int newHeight );
+  virtual void  rotated( KuickImage *kuim, int rotation );
+
+  void 		closeEvent( QCloseEvent * );
+
+  inline void	autoUpdate( bool geometryUpdate=false ) {
+    if ( isAutoRendering )
+      updateWidget( geometryUpdate );
+  }
+
+  bool		stillResizing, deleteImData, deleteImlibData;
+  bool          imlibModifierChanged;
+
+  KuickImage 	*m_kuim;
+  ImageCache 	*imageCache;
+  ImlibData     *id;
+  ImData    	*idata;
+  Window        win;
+  ImlibColorModifier mod;
+
+  KuickFile *m_kuickFile;
+  QCursor m_oldCursor;
+
+  static const int ImlibOffset;
+
+
+private:
+  void 		init();
+  bool 		isAutoRendering;
+  int 		myMaxImageCache;
+  QColor 	myBackgroundColor;
+
+
+protected slots:
+  bool 		cacheImage( KuickFile *file );
+  virtual void 	setBusyCursor();
+  virtual void	restoreCursor();
+
+
+signals:
+  void 		sigImageError( const KuickFile * file, const QString& );
+
+};
+
+
+#endif