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https://bitbucket.org/smil3y/kde-workspace.git
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151 lines
3.6 KiB
C++
151 lines
3.6 KiB
C++
/* Slide Show Screen Saver
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* (C) 1999 Stefan Taferner <taferner@kde.org>
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* (C) 2003 Sven Leiber <s.leiber@web.de>
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*/
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#ifndef SLIDESHOW_H
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#define SLIDESHOW_H
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#include <QTimer>
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#include <QStringList>
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#include <QPixmap>
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#include <QImage>
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#include <kscreensaver.h>
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#include <kdialog.h>
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#include "ui_slideshowcfg.h"
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class SlideShowCfg : public QWidget, public Ui::SlideShowCfg
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{
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public:
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SlideShowCfg( QWidget *parent ) : QWidget( parent ) {
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setupUi( parent );
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cbSpacer1->changeSize(style()->pixelMetric(QStyle::PM_IndicatorWidth) +
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style()->pixelMetric(QStyle::PM_CheckBoxLabelSpacing), 1,
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QSizePolicy::Fixed, QSizePolicy::Minimum);
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}
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};
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//-----------------------------------------------------------------------------
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class kSlideShowSaver: public KScreenSaver
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{
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Q_OBJECT
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public:
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kSlideShowSaver( WId id );
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virtual ~kSlideShowSaver();
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typedef int (kSlideShowSaver::*EffectMethod)(bool);
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void readConfig();
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void restart();
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protected:
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/** Load list of images from directory */
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virtual void loadDirectory();
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/** Helper for loadDirectory() */
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virtual void traverseDirectory(const QString &dirName);
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/** Load next image from list. If the file cannot be read
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it is automatically removed from the file list.
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mImage contains the image after loading. */
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virtual void loadNextImage();
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/** Show next screen, completely, without transition. */
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virtual void showNextScreen();
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/** Set loaded image to next-screen buffer. */
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virtual void createNextScreen();
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/** Initialize next-screen buffer. */
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virtual void initNextScreen();
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/** Register effect methods in effect list. */
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virtual void registerEffects();
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/** Various effects. If adding one, do not forget to manually
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add the effect to the list in the registerEffects() method. */
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int effectHorizLines(bool doInit);
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int effectVertLines(bool doInit);
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int effectRandom(bool doInit);
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int effectGrowing(bool doInit);
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int effectChessboard(bool doInit);
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int effectIncomingEdges(bool doInit);
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int effectBlobs(bool doInit);
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int effectCircleOut(bool doInit);
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int effectSweep(bool doInit);
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int effectMeltdown(bool doInit);
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int effectSpiralIn(bool doInit);
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int effectMultiCircleOut(bool doInit);
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protected:
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void paintEvent(QPaintEvent *);
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protected:
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struct mScreenGeo {
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mScreenGeo(int w, int h, int x, int y) : mW(w), mH(h), mXorg(x), mYorg(y) {};
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int mW;
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int mH;
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int mXorg;
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int mYorg;
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};
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QList<mScreenGeo> mGeoList;
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bool mEffectRunning;
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QTimer mTimer;
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QStringList mFileList;
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QStringList mRandomList;
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int mFileIdx;
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QImage mImage;
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QPixmap mNextScreen;
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EffectMethod* mEffectList;
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EffectMethod mEffect;
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int mNumEffects;
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QString mImageName;
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// config settings:
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bool mShowRandom;
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bool mZoomImages;
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bool mPrintName;
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bool mPrintPath;
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bool mSubdirectory;
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bool mRandomPosition;
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bool mEffectsEnabled;
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int mDelay;
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QString mDirectory;
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// values for state of various effects:
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int mx, my, mw, mh, mdx, mdy, mix, miy, mi, mj, mSubType;
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int mx0, my0, mx1, my1, mwait;
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double mfx, mfy, mAlpha, mfd;
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int* mIntArray;
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};
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//-----------------------------------------------------------------------------
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class kSlideShowSetup : public KDialog
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{
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Q_OBJECT
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public:
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kSlideShowSetup(QWidget *parent=NULL);
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~kSlideShowSetup();
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protected:
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void readSettings();
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protected slots:
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void slotOk();
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void slotHelp();
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void writeSettings();
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void slotDirSelected(const QString &where);
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void slotDirSelected(const KUrl &);
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private:
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kSlideShowSaver *mSaver;
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SlideShowCfg *cfg;
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};
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#endif /*SLIDESHOW_H*/
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