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authortoma <toma@283d02a7-25f6-0310-bc7c-ecb5cbfe19da>2009-11-25 17:56:58 +0000
committertoma <toma@283d02a7-25f6-0310-bc7c-ecb5cbfe19da>2009-11-25 17:56:58 +0000
commit47d455dd55be855e4cc691c32f687f723d9247ee (patch)
tree52e236aaa2576bdb3840ebede26619692fed6d7d /kpovmodeler/pmpovrayrenderwidget.h
downloadtdegraphics-47d455dd55be855e4cc691c32f687f723d9247ee.tar.gz
tdegraphics-47d455dd55be855e4cc691c32f687f723d9247ee.zip
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
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diff --git a/kpovmodeler/pmpovrayrenderwidget.h b/kpovmodeler/pmpovrayrenderwidget.h
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+/*
+**************************************************************************
+ description
+ --------------------
+ copyright : (C) 2001-2002 by Andreas Zehender
+ email : zehender@kde.org
+**************************************************************************
+
+**************************************************************************
+* *
+* 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. *
+* *
+**************************************************************************/
+
+#ifndef PMPOVRAYRENDERWIDGET_H
+#define PMPOVRAYRENDERWIDGET_H
+
+#ifdef HAVE_CONFIG_H
+#include <config.h>
+#endif
+
+#include <qwidget.h>
+#include <qcstring.h>
+#include <qimage.h>
+#include <qbuffer.h>
+#include <qstringlist.h>
+
+#include "pmrendermode.h"
+#include "pmdragwidget.h"
+
+class KProcess;
+class KConfig;
+class KURL;
+class KTempFile;
+
+/**
+ * Widget that calls povray to render a scene and
+ * displays the output.
+ */
+class PMPovrayRenderWidget : public PMDragWidget
+{
+ Q_OBJECT
+public:
+ /**
+ * Standard constructor
+ */
+ PMPovrayRenderWidget( QWidget* parent = 0, const char* name = 0 );
+ /**
+ * destructor
+ */
+ virtual ~PMPovrayRenderWidget( );
+
+ /**
+ * Starts rendering for the povray code in the byte array with
+ * render mode m.
+ * @see PMRenderMode
+ */
+ bool render( const QByteArray& scene, const PMRenderMode& m,
+ const KURL& documentURL );
+
+ /**
+ * Returns the povray text output
+ */
+ QString povrayOutput( ) const { return m_povrayOutput; }
+ /**
+ * Returns the rendered image
+ */
+ QImage image( ) const { return m_image; }
+
+ static void saveConfig( KConfig* cfg );
+ static void restoreConfig( KConfig* cfg );
+
+ /**
+ * Returns the povray command
+ */
+ static QString povrayCommand( ) { return s_povrayCommand; }
+ /**
+ * Sets the povray command
+ */
+ static void setPovrayCommand( const QString& c ) { s_povrayCommand = c; }
+ /**
+ * Returns the library paths
+ */
+ static QStringList povrayLibraryPaths( ) { return s_libraryPaths; }
+ /**
+ * Sets the library paths
+ */
+ static void setPovrayLibraryPaths( const QStringList& slist )
+ { s_libraryPaths = slist; }
+ virtual QSize sizeHint( ) const;
+
+ virtual void startDrag( );
+signals:
+ /**
+ * Emitted when rendering has finished
+ */
+ void finished( int exitStatus );
+ /**
+ * Provides progress information
+ */
+ void progress( int percent );
+ /**
+ * Provides progress imformation
+ */
+ void lineFinished( int line );
+ /**
+ * The povray output text
+ */
+ void povrayMessage( const QString& msg );
+
+public slots:
+ /**
+ * Kills rendering
+ */
+ void killRendering( );
+ /**
+ * Suspends rendering
+ */
+ void suspendRendering( );
+ /**
+ * Resumes rendering
+ */
+ void resumeRendering( );
+
+protected slots:
+ /**
+ * Receive povray messages
+ */
+ void slotPovrayMessage( KProcess* proc, char* buffer, int buflen );
+ /**
+ * Receive rendered image
+ */
+ void slotPovrayImage( KProcess* proc, char* buffer, int buflen );
+ /**
+ * Called when output has been written to the povray process
+ */
+ //void slotWroteStdin( KProcess* proc );
+ /**
+ * Called when the process has finished
+ */
+ void slotRenderingFinished( KProcess* proc );
+
+protected:
+ virtual void paintEvent( QPaintEvent* );
+
+private:
+ void setPixel( int x, int y, uint c );
+ void cleanup( );
+
+ KProcess* m_pProcess;
+ bool m_bSuspended;
+ PMRenderMode m_renderMode;
+ QImage m_image;
+ bool m_rcvHeader;
+ unsigned char m_header[18];
+ int m_rcvHeaderBytes;
+ int m_skipBytes;
+ int m_bytespp;
+ int m_rcvPixels;
+ int m_progress;
+ unsigned char m_restBytes[4];
+ int m_numRestBytes;
+ int m_line;
+ int m_column;
+ QPixmap m_pixmap;
+ bool m_bPixmapUpToDate;
+ QString m_povrayOutput;
+ KTempFile* m_pTempFile;
+
+ static QString s_povrayCommand;
+ static QStringList s_libraryPaths;
+};
+
+#endif