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Diffstat (limited to 'ktux/sprite.cpp')
| -rw-r--r-- | ktux/sprite.cpp | 254 |
1 files changed, 254 insertions, 0 deletions
diff --git a/ktux/sprite.cpp b/ktux/sprite.cpp new file mode 100644 index 0000000..205c754 --- /dev/null +++ b/ktux/sprite.cpp @@ -0,0 +1,254 @@ +//----------------------------------------------------------------------------- +// +// KTux - QCanvas based screensaver +// +// Copyright (c) Martin R. Jones 1999 +// + +#include <stdlib.h> +#include <time.h> +#include <qlabel.h> +#include <qmessagebox.h> +#include <qlayout.h> +#include <qslider.h> +#include <kstandarddirs.h> +#include <klocale.h> +#include <kdebug.h> +#include <kstdguiitem.h> +#include <kbuttonbox.h> + +#include "spritepm.h" +#include "spritemisc.h" +#include "sprite.h" +#include "sprite.moc" + + +// libkscreensaver interface +extern "C" +{ + KDE_EXPORT const char *kss_applicationName = "ktux"; + KDE_EXPORT const char *kss_description = I18N_NOOP( "Tux Screen Saver" ); + KDE_EXPORT const char *kss_version = "1.0.0"; + + KDE_EXPORT KScreenSaver *kss_create( WId id ) + { + return new KSpriteSaver( id ); + } + + KDE_EXPORT QDialog *kss_setup() + { + return new KSpriteSetup(); + } +} + +//----------------------------------------------------------------------------- + +KSpriteSetup::KSpriteSetup( QWidget *parent, const char *name ) + : QDialog( parent, name, TRUE ) +{ + KGlobal::locale()->insertCatalogue("ktux"); + saver = 0; + + readSettings(); + + setCaption(i18n("Setup KTux") ); + + QVBoxLayout *tl = new QVBoxLayout(this, 10, 10); + QHBoxLayout *tl1 = new QHBoxLayout; + tl->addLayout(tl1); + QVBoxLayout *tl11 = new QVBoxLayout(5); + tl1->addLayout(tl11); + + QLabel *label = new QLabel( i18n("Speed:"), this ); + label->setMinimumSize(label->sizeHint()); + tl11->addStretch(1); + tl11->addWidget(label); + + QSlider *sb = new QSlider(0, 100, 10, speed, QSlider::Horizontal, this ); + tl11->addWidget(sb); + connect( sb, SIGNAL( valueChanged( int ) ), SLOT( slotSpeed( int ) ) ); + + preview = new QWidget( this ); + preview->setFixedSize( 220, 170 ); + preview->setBackgroundColor( black ); + preview->show(); // otherwise saver does not get correct size + saver = new KSpriteSaver( preview->winId() ); + tl1->addWidget(preview); + + KButtonBox *bbox = new KButtonBox(this); + QButton *button = bbox->addButton( i18n("About")); + connect( button, SIGNAL( clicked() ), SLOT(slotAbout() ) ); + bbox->addStretch(1); + + button = bbox->addButton( KStdGuiItem::ok()); + connect( button, SIGNAL( clicked() ), SLOT( slotOkPressed() ) ); + + button = bbox->addButton(KStdGuiItem::cancel()); + connect( button, SIGNAL( clicked() ), SLOT( reject() ) ); + bbox->layout(); + tl->addWidget(bbox); + + tl->freeze(); +} + +KSpriteSetup::~KSpriteSetup() +{ + delete saver; +} + +// read settings from config file +void KSpriteSetup::readSettings() +{ + KConfig *config = KGlobal::config(); + config->setGroup( "Settings" ); + + speed = config->readNumEntry( "Speed", 50 ); + if (speed > 100) + speed = 100; + else if (speed < 0) + speed = 0; +} + +void KSpriteSetup::slotSpeed(int s) +{ + speed = s; + if (saver) + saver->setSpeed(speed); +} + +// Ok pressed - save settings and exit +void KSpriteSetup::slotOkPressed() +{ + KConfig *config = KGlobal::config(); + config->setGroup("Settings"); + config->writeEntry("Speed", speed); + config->sync(); + accept(); +} + +void KSpriteSetup::slotAbout() +{ + QMessageBox::message(i18n("About KTux"), + i18n("KTux Version 1.0\n\nWritten by Martin R. Jones 1999\nmjones@kde.org"), + i18n("OK")); +} + + +//----------------------------------------------------------------------------- + +KSpriteSaver::KSpriteSaver( WId id ) : KScreenSaver( id ) +{ + KGlobal::dirs()->addResourceType("sprite", KStandardDirs::kde_default("data") + "ktux/sprites/"); + + initialise(); + readSettings(); + blank(); + + connect(&mTimer, SIGNAL(timeout()), SLOT(slotTimeout())); + mTimer.start(120-mSpeed, true); +} + +//----------------------------------------------------------------------------- +KSpriteSaver::~KSpriteSaver() +{ + mTimer.stop(); + delete mView; + delete mCanvas; +} + +//----------------------------------------------------------------------------- +// +void KSpriteSaver::setSpeed(int speed) +{ + mSpeed = speed; + mTimer.changeInterval(120-mSpeed); +} + +//----------------------------------------------------------------------------- +// read settings from config file +// +void KSpriteSaver::readSettings() +{ + QString str; + + KConfig *config = KGlobal::config(); + config->setGroup("Settings"); + + mSpeed = config->readNumEntry("Speed", 50); + + QString path = KGlobal::dirs()->findResourceDir( "sprite", "bg.png" ); + + SpritePixmapManager::manager()->setPixmapDir(path); + + path += "spriterc"; + + KSimpleConfig *mConfig = new KSimpleConfig(path, true); + mConfig->setGroup("Config"); + QStrList list; + int groups = mConfig->readListEntry("Groups", list); + mTimerIds.resize(groups); + for (int i = 0; i < groups; i++) + { + kdDebug() << "Group: " << list.at(i) << endl;; + mConfig->setGroup(list.at(i)); + SpriteGroup *obj = new SpriteGroup(mCanvas, *mConfig); + mTimerIds[i] = startTimer(obj->refreshTime()); + mGroups.append(obj); + } + delete mConfig; +} + +//----------------------------------------------------------------------------- +void KSpriteSaver::initialise() +{ + mCanvas = new QCanvas(); + QPixmap pm( locate("sprite", "bg.png") ); + mCanvas->setBackgroundPixmap( pm ); + mCanvas->resize( width(), height() ); + mView = new QCanvasView(mCanvas); + mView->viewport()->setBackgroundColor( black ); + mView->resize( size()); + mView->setFrameStyle( QFrame::NoFrame ); + mView->setVScrollBarMode( QScrollView::AlwaysOff ); + mView->setHScrollBarMode( QScrollView::AlwaysOff ); + embed( mView ); + mView->show(); + SpriteRange::setFieldSize(mView->size()); +} + +//----------------------------------------------------------------------------- +void KSpriteSaver::slotTimeout() +{ + mTimer.start(120-mSpeed, true); + SpriteGroup *grp; + + for (grp = mGroups.first(); grp; grp = mGroups.next()) + { + grp->next(); + } + + mCanvas->advance(); +} + +//----------------------------------------------------------------------------- +void KSpriteSaver::timerEvent(QTimerEvent *ev) +{ + for (unsigned i = 0; i < mTimerIds.size(); i++) + { + if (mTimerIds[i] == ev->timerId()) + { + mGroups.at(i)->refresh(); + killTimer(ev->timerId()); + mTimerIds[i] = startTimer(mGroups.at(i)->refreshTime()); + break; + } + } +} + +//----------------------------------------------------------------------------- +void KSpriteSaver::blank() +{ + setBackgroundColor( black ); + erase(); +} + |