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-rw-r--r--krozat/krozat/krozat.cpp845
1 files changed, 0 insertions, 845 deletions
diff --git a/krozat/krozat/krozat.cpp b/krozat/krozat/krozat.cpp
deleted file mode 100644
index 1995afc..0000000
--- a/krozat/krozat/krozat.cpp
+++ /dev/null
@@ -1,845 +0,0 @@
-/* Slide Show Screen Saver
- * (C) 1999 Stefan Taferner <taferner@kde.org>
- *
- * This code is under GPL
- *
- * 2001/03/04 Converted to libkscreensaver by Martin R. Jones.
- * Adapted by Laurent Montel <lmontel@mandrakesoft.com>
- * For MandrakeSoft
- */
-
-
-#include <qdir.h>
-#include <qpushbutton.h>
-#include <qcolor.h>
-#include <qlabel.h>
-#include <qlayout.h>
-#include <qfile.h>
-#include <qcolor.h>
-#include <qpaintdevicemetrics.h>
-#include <qcheckbox.h>
-#include <qcombobox.h>
-#include <qslider.h>
-
-#include <kconfig.h>
-#include <kglobal.h>
-#include <kapp.h>
-#include <klocale.h>
-#include <kbuttonbox.h>
-#include <kmessagebox.h>
-#include <kimageio.h>
-#include <kfiledialog.h>
-#include <kstddirs.h>
-
-#include <stdlib.h>
-#include <assert.h>
-#include <math.h>
-#include <time.h>
-
-#include "krozat.h"
-#include "krozat.moc"
-
-// libkscreensaver interface
-extern "C"
-{
- const char *kss_applicationName = "mandrake.kss";
- const char *kss_description = I18N_NOOP( "KMandrakeSlideShow :)" );
- const char *kss_version = "2.2.0";
-
- KScreenSaver *kss_create( WId id )
- {
- return new krozatSaver( id );
- }
-
- QDialog *kss_setup()
- {
- return new krozatSetup();
- }
-}
-
-
-//=============================================================================
-// Class krozatSaver
-//=============================================================================
-krozatSaver::krozatSaver( WId id ): KScreenSaver(id)
-{
- time_t t;
-
- time(&t);
- srand((unsigned int)t);
-
- KImageIO::registerFormats();
-
- blank();
-
- mEffect = NULL;
- mNumEffects = 0;
- mIntArray = NULL;
- registerEffects();
-
- readConfig();
- initNextScreen();
-
- mFileIdx = 0;
- mColorContext = QColor::enterAllocContext();
-
- mEffectRunning = false;
- loadNextImage();
- createNextScreen();
-
- mTimer.start(10, true);
- //init background color
- setBackgroundColor(QColor("#21449C"));
-
- connect(&mTimer, SIGNAL(timeout()), SLOT(slotTimeout()));
-}
-
-
-//----------------------------------------------------------------------------
-krozatSaver::~krozatSaver()
-{
- mTimer.stop();
- if (mPainter.isActive()) mPainter.end();
- QColor::leaveAllocContext();
- QColor::destroyAllocContext(mColorContext);
-}
-
-
-//-----------------------------------------------------------------------------
-void krozatSaver::initNextScreen()
-{
- QPaintDeviceMetrics metric(this);
- int w, h;
-
- w = width();
- h = height();
- mNextScreen = QPixmap(w, h, metric.depth());
-}
-
-
-//-----------------------------------------------------------------------------
-void krozatSaver::readConfig()
-{
- //Change this directory
- mDirectory="/usr/share/mdk/screensaver/";
- mDelay = 5000; //in milli-second
-
- loadDirectory();
-}
-
-
-//----------------------------------------------------------------------------
-void krozatSaver::registerEffects()
-{
- int i = 0;
-
- mEffectList = new EffectMethod[64];
- mEffectList[i++] = &krozatSaver::effectChessboard;
- mEffectList[i++] = &krozatSaver::effectMultiCircleOut;
- mEffectList[i++] = &krozatSaver::effectSpiralIn;
- mEffectList[i++] = &krozatSaver::effectSweep;
- mEffectList[i++] = &krozatSaver::effectMeltdown;
- mEffectList[i++] = &krozatSaver::effectCircleOut;
- mEffectList[i++] = &krozatSaver::effectBlobs;
- mEffectList[i++] = &krozatSaver::effectHorizLines;
- mEffectList[i++] = &krozatSaver::effectVertLines;
- mEffectList[i++] = &krozatSaver::effectRandom;
- mEffectList[i++] = &krozatSaver::effectGrowing;
- mEffectList[i++] = &krozatSaver::effectIncomingEdges;
-
- mNumEffects = i;
- // mNumEffects = 1; //...for testing
-}
-
-
-//----------------------------------------------------------------------------
-int krozatSaver::effectMultiCircleOut(bool aInit)
-{
- int x, y, i;
- double alpha;
- static QPointArray pa(4);
-
- if (aInit)
- {
- startPainter();
- mw = width();
- mh = height();
- mx = mw;
- my = mh>>1;
- pa.setPoint(0, mw>>1, mh>>1);
- pa.setPoint(3, mw>>1, mh>>1);
- mfy = sqrt((double)mw*mw + mh*mh) / 2;
- mi = rand()%15 + 2;
- mfd = M_PI*2/mi;
- mAlpha = mfd;
- mwait = 10 * mi;
- mfx = M_PI/32; // divisor must be powers of 8
- }
-
- if (mAlpha < 0)
- {
- mPainter.end();
- showNextScreen();
- return -1;
- }
-
- for (alpha=mAlpha, i=mi; i>=0; i--, alpha+=mfd)
- {
- x = (mw>>1) + (int)(mfy * cos(-alpha));
- y = (mh>>1) + (int)(mfy * sin(-alpha));
-
- mx = (mw>>1) + (int)(mfy * cos(-alpha + mfx));
- my = (mh>>1) + (int)(mfy * sin(-alpha + mfx));
-
- pa.setPoint(1, x, y);
- pa.setPoint(2, mx, my);
-
- mPainter.drawPolygon(pa);
- }
- mAlpha -= mfx;
-
- return mwait;
-}
-
-
-//----------------------------------------------------------------------------
-int krozatSaver::effectSpiralIn(bool aInit)
-{
- if (aInit)
- {
- startPainter();
- mw = width();
- mh = height();
- mix = mw / 8;
- miy = mh / 8;
- mx0 = 0;
- mx1 = mw - mix;
- my0 = miy;
- my1 = mh - miy;
- mdx = mix;
- mdy = 0;
- mi = 0;
- mj = 16 * 16;
- mx = 0;
- my = 0;
- }
-
- if (mi==0 && mx0>=mx1)
- {
- mPainter.end();
- showNextScreen();
- return -1;
- }
-
- if (mi==0 && mx>=mx1) // switch to: down on right side
- {
- mi = 1;
- mdx = 0;
- mdy = miy;
- mx1 -= mix;
- }
- else if (mi==1 && my>=my1) // switch to: right to left on bottom side
- {
- mi = 2;
- mdx = -mix;
- mdy = 0;
- my1 -= miy;
- }
- else if (mi==2 && mx<=mx0) // switch to: up on left side
- {
- mi = 3;
- mdx = 0;
- mdy = -miy;
- mx0 += mix;
- }
- else if (mi==3 && my<=my0) // switch to: left to right on top side
- {
- mi = 0;
- mdx = mix;
- mdy = 0;
- my0 += miy;
- }
-
- bitBlt(this, mx, my, &mNextScreen, mx, my, mix, miy, CopyROP, true);
-
- mx += mdx;
- my += mdy;
- mj--;
-
- return 8;
-}
-
-
-//----------------------------------------------------------------------------
-int krozatSaver::effectMeltdown(bool aInit)
-{
- int i, x, y;
- bool done;
-
- if (aInit)
- {
- if (mIntArray) delete mIntArray;
- mw = width();
- mh = height();
- mdx = 4;
- mdy = 16;
- mix = mw / mdx;
- mIntArray = new int[mix];
- for (i=mix-1; i>=0; i--)
- mIntArray[i] = 0;
- }
-
- done = true;
- for (i=0,x=0; i<mix; i++,x+=mdx)
- {
- y = mIntArray[i];
- if (y >= mh) continue;
- done = false;
- if ((rand()&15) < 6) continue;
- bitBlt(this, x, y+mdy, this, x, y, mdx, mh-y-mdy, CopyROP, true);
- bitBlt(this, x, y, &mNextScreen, x, y, mdx, mdy, CopyROP, true);
- mIntArray[i] += mdy;
- }
-
- if (done)
- {
- delete mIntArray;
- mIntArray = NULL;
- return -1;
- }
-
- return 15;
-}
-
-
-//----------------------------------------------------------------------------
-int krozatSaver::effectCircleOut(bool aInit)
-{
- int x, y;
- static QPointArray pa(4);
-
- if (aInit)
- {
- startPainter();
- mw = width();
- mh = height();
- mx = mw;
- my = mh>>1;
- mAlpha = 2*M_PI;
- pa.setPoint(0, mw>>1, mh>>1);
- pa.setPoint(3, mw>>1, mh>>1);
- mfx = M_PI/16; // divisor must be powers of 8
- mfy = sqrt((double)mw*mw + mh*mh) / 2;
- }
-
- if (mAlpha < 0)
- {
- mPainter.end();
- showNextScreen();
- return -1;
- }
-
- x = mx;
- y = my;
- mx = (mw>>1) + (int)(mfy * cos(mAlpha));
- my = (mh>>1) + (int)(mfy * sin(mAlpha));
- mAlpha -= mfx;
-
- pa.setPoint(1, x, y);
- pa.setPoint(2, mx, my);
-
- mPainter.drawPolygon(pa);
-
- return 20;
-}
-
-
-//----------------------------------------------------------------------------
-int krozatSaver::effectSweep(bool aInit)
-{
- int w, h, x, y, i;
-
- if (aInit)
- {
- // subtype: 0=sweep right to left, 1=sweep left to right
- // 2=sweep bottom to top, 3=sweep top to bottom
- mSubType = rand() % 4;
- mw = width();
- mh = height();
- mdx = (mSubType==1 ? 16 : -16);
- mdy = (mSubType==3 ? 16 : -16);
- mx = (mSubType==1 ? 0 : mw);
- my = (mSubType==3 ? 0 : mh);
- }
-
- if (mSubType==0 || mSubType==1)
- {
- // horizontal sweep
- if ((mSubType==0 && mx < -64) ||
- (mSubType==1 && mx > mw+64))
- {
- return -1;
- }
- for (w=2,i=4,x=mx; i>0; i--, w<<=1, x-=mdx)
- {
- bitBlt(this, x, 0, &mNextScreen, x, 0, w, mh, CopyROP, true);
- }
- mx += mdx;
- }
- else
- {
- // vertical sweep
- if ((mSubType==2 && my < -64) ||
- (mSubType==3 && my > mh+64))
- {
- return -1;
- }
- for (h=2,i=4,y=my; i>0; i--, h<<=1, y-=mdy)
- {
- bitBlt(this, 0, y, &mNextScreen, 0, y, mw, h, CopyROP, true);
- }
- my += mdy;
- }
-
- return 20;
-}
-
-
-//----------------------------------------------------------------------------
-int krozatSaver::effectBlobs(bool aInit)
-{
- int r;
-
- if (aInit)
- {
- startPainter();
- mAlpha = M_PI * 2;
- mw = width();
- mh = height();
- mi = 150;
- }
-
- if (mi <= 0)
- {
- mPainter.end();
- showNextScreen();
- return -1;
- }
-
- mx = rand() % mw;
- my = rand() % mh;
- r = (rand() % 200) + 50;
-
- mPainter.drawEllipse(mx-r, my-r, r, r);
- mi--;
-
- return 10;
-}
-
-
-//----------------------------------------------------------------------------
-int krozatSaver::effectRandom(bool /*aInit*/)
-{
- int x, y, i, w, h, fact, sz;
-
- fact = (rand() % 3) + 1;
-
- w = width() >> fact;
- h = height() >> fact;
- sz = 1 << fact;
-
- for (i = (w*h)<<1; i > 0; i--)
- {
- x = (rand() % w) << fact;
- y = (rand() % h) << fact;
- bitBlt(this, x, y, &mNextScreen, x, y, sz, sz, CopyROP, true);
- }
- showNextScreen();
-
- return -1;
-}
-
-
-//----------------------------------------------------------------------------
-int krozatSaver::effectGrowing(bool aInit)
-{
- if (aInit)
- {
- mw = width();
- mh = height();
- mx = mw >> 1;
- my = mh >> 1;
- mi = 0;
- mfx = mx / 100.0;
- mfy = my / 100.0;
- }
-
- mx = (mw>>1) - (int)(mi * mfx);
- my = (mh>>1) - (int)(mi * mfy);
- mi++;
-
- if (mx<0 || my<0)
- {
- showNextScreen();
- return -1;
- }
-
- bitBlt(this, mx, my, &mNextScreen, mx, my,
- mw - (mx<<1), mh - (my<<1), CopyROP, true);
-
- return 20;
-}
-
-
-//----------------------------------------------------------------------------
-int krozatSaver::effectChessboard(bool aInit)
-{
- int y;
-
- if (aInit)
- {
- mw = width();
- mh = height();
- mdx = 8; // width of one tile
- mdy = 8; // height of one tile
- mj = (mw+mdx-1)/mdx; // number of tiles
- mx = mj*mdx; // shrinking x-offset from screen border
- mix = 0; // growing x-offset from screen border
- miy = 0; // 0 or mdy for growing tiling effect
- my = mj&1 ? 0 : mdy; // 0 or mdy for shrinking tiling effect
- mwait = 800 / mj; // timeout between effects
- }
-
- if (mix >= mw)
- {
- showNextScreen();
- return -1;
- }
-
- mix += mdx;
- mx -= mdx;
- miy = miy ? 0 : mdy;
- my = my ? 0 : mdy;
-
- for (y=0; y<mw; y+=(mdy<<1))
- {
- bitBlt(this, mix, y+miy, &mNextScreen, mix, y+miy,
- mdx, mdy, CopyROP, true);
- bitBlt(this, mx, y+my, &mNextScreen, mx, y+my,
- mdx, mdy, CopyROP, true);
- }
-
- return mwait;
-}
-
-
-//----------------------------------------------------------------------------
-int krozatSaver::effectIncomingEdges(bool aInit)
-{
- int x1, y1;
-
- if (aInit)
- {
- mw = width();
- mh = height();
- mix = mw >> 1;
- miy = mh >> 1;
- mfx = mix / 100.0;
- mfy = miy / 100.0;
- mi = 0;
- mSubType = rand() & 1;
- }
-
- mx = (int)(mfx * mi);
- my = (int)(mfy * mi);
-
- if (mx>mix || my>miy)
- {
- showNextScreen();
- return -1;
- }
-
- x1 = mw - mx;
- y1 = mh - my;
- mi++;
-
- if (mSubType)
- {
- // moving image edges
- bitBlt(this, 0, 0, &mNextScreen, mix-mx, miy-my, mx, my, CopyROP, true);
- bitBlt(this, x1, 0, &mNextScreen, mix, miy-my, mx, my, CopyROP, true);
- bitBlt(this, 0, y1, &mNextScreen, mix-mx, miy, mx, my, CopyROP, true);
- bitBlt(this, x1, y1, &mNextScreen, mix, miy, mx, my, CopyROP, true);
- }
- else
- {
- // fixed image edges
- bitBlt(this, 0, 0, &mNextScreen, 0, 0, mx, my, CopyROP, true);
- bitBlt(this, x1, 0, &mNextScreen, x1, 0, mx, my, CopyROP, true);
- bitBlt(this, 0, y1, &mNextScreen, 0, y1, mx, my, CopyROP, true);
- bitBlt(this, x1, y1, &mNextScreen, x1, y1, mx, my, CopyROP, true);
- }
- return 20;
-}
-
-
-//----------------------------------------------------------------------------
-int krozatSaver::effectHorizLines(bool aInit)
-{
- static int iyPos[] = { 0, 4, 2, 6, 1, 5, 3, 7, -1 };
- int y;
-
- if (aInit)
- {
- mw = width();
- mh = height();
- mi = 0;
- }
-
- if (iyPos[mi] < 0) return -1;
-
- for (y=iyPos[mi]; y<mh; y+=8)
- {
- bitBlt(this, 0, y, &mNextScreen, 0, y, mw, 1, CopyROP, true);
- }
-
- mi++;
- if (iyPos[mi] >= 0) return 160;
- return -1;
-}
-
-
-//----------------------------------------------------------------------------
-int krozatSaver::effectVertLines(bool aInit)
-{
- static int ixPos[] = { 0, 4, 2, 6, 1, 5, 3, 7, -1 };
- int x;
-
- if (aInit)
- {
- mw = width();
- mh = height();
- mi = 0;
- }
-
- if (ixPos[mi] < 0) return -1;
-
- for (x=ixPos[mi]; x<mw; x+=8)
- {
- bitBlt(this, x, 0, &mNextScreen, x, 0, 1, mh, CopyROP, true);
- }
-
- mi++;
- if (ixPos[mi] >= 0) return 160;
- return -1;
-}
-
-
-//-----------------------------------------------------------------------------
-void krozatSaver::startPainter(Qt::PenStyle aPen)
-{
- QBrush brush;
- brush.setPixmap(mNextScreen);
- if (mPainter.isActive())
- mPainter.end();
- mPainter.begin(this);
- mPainter.setBrush(brush);
- mPainter.setPen(aPen);
-}
-
-
-//-----------------------------------------------------------------------------
-void krozatSaver::restart()
-{
- mEffectRunning = false;
- mEffect = NULL;
- blank();
- slotTimeout();
-}
-
-
-//-----------------------------------------------------------------------------
-void krozatSaver::slotTimeout()
-{
- int tmout = -1;
- int i;
-
- if (mEffectRunning)
- {
- tmout = (this->*mEffect)(false);
- }
- else
- {
- loadNextImage();
- createNextScreen();
-
- if (mNumEffects > 1) i = rand() % mNumEffects;
- else i = 0;
-
- mEffect = mEffectList[i];
- mEffectRunning = true;
- tmout = (this->*mEffect)(true);
- }
- if (tmout <= 0)
- {
- tmout = mDelay;
- mEffectRunning = false;
- }
- mTimer.start(tmout, true);
-}
-
-
-//----------------------------------------------------------------------------
-void krozatSaver::showNextScreen()
-{
- bitBlt(this, 0, 0, &mNextScreen, 0, 0,
- mNextScreen.width(), mNextScreen.height(), CopyROP, true);
-}
-
-
-//----------------------------------------------------------------------------
-void krozatSaver::createNextScreen()
-{
- QPainter p;
- int ww, wh, iw, ih, x, y;
- double fx, fy;
-
- if (mNextScreen.size() != size())
- mNextScreen.resize(size());
-
- //backgroundcolor
- mNextScreen.fill( QColor("#21449C") );
-
- ww = mNextScreen.width();
- wh = mNextScreen.height();
- iw = mImage.width();
- ih = mImage.height();
-
- p.begin(&mNextScreen);
-
- if (mFileList.isEmpty())
- {
- p.setPen(QColor("white"));
- p.drawText(20 + (rand() % (ww>>1)), 20 + (rand() % (wh>>1)),
- i18n("No images found"));
- }
- else
- {
- x = (ww - iw) >> 1;
- y = (wh - ih) >> 1;
- // bitBlt(&mNextScreen, x, y, &mImage, 0, 0, iw, ih, CopyROP, false);
- p.drawImage(x, y, mImage);
- }
-
- p.end();
-}
-
-
-//----------------------------------------------------------------------------
-void krozatSaver::loadNextImage()
-{
- QString fname, fpath;
- int num, i, j;
-
- num = mFileList.count();
- if (mFileIdx >= num) mFileIdx = 0;
- fname = mFileList[mFileIdx];
-
- if (!mDirectory.isEmpty())
- fpath = mDirectory + '/' + fname;
- else
- fpath = fname;
-
- if (!mImage.load(fpath))
- {
- printf(i18n("Failed to load image \"%1\"\n").arg(fpath).local8Bit());
- mFileList.remove(fname);
- if (!mFileList.isEmpty())
- loadNextImage();
- return;
- }
- mFileIdx++;
-
- i = fname.findRev('.');
- if (i < 0) i = 32767;
- j = fname.findRev('/') + 1;
- if (j < 0) j = 0;
- mImageName = fname.mid(j, i-j);
-}
-
-
-//----------------------------------------------------------------------------
-void krozatSaver::loadDirectory()
-{
- QDir dir(mDirectory);
-
- mFileIdx = 0;
- mFileList.clear();
- mFileList = dir.entryList();
- mFileList.remove(".");
- mFileList.remove("..");
-}
-
-
-//-----------------------------------------------------------------------------
-void krozatSaver::blank()
-{
- erase();
-}
-
-
-//=============================================================================
-// Class krozatSetup
-//=============================================================================
-krozatSetup::krozatSetup(QWidget *aParent, const char *aName):
- QDialog(aParent, aName, TRUE )
-{
- setCaption(i18n("Setup Slide Show Screen Saver"));
-
- QPushButton *button;
-
- QVBoxLayout *tl = new QVBoxLayout(this, 10, 10);
- QHBoxLayout *tl1 = new QHBoxLayout;
- tl->addLayout(tl1);
-
- KButtonBox *bbox = new KButtonBox(this);
- button = bbox->addButton(i18n("About"));
- connect(button, SIGNAL(clicked()), SLOT(slotAbout()));
- bbox->addStretch(1);
-
- button = bbox->addButton(i18n("OK"));
- connect(button, SIGNAL(clicked()), SLOT(slotOkPressed()));
-
- button = bbox->addButton(i18n("Cancel"));
- connect(button, SIGNAL(clicked()), SLOT(reject()));
- bbox->layout();
- tl->addWidget(bbox);
-
- tl->freeze();
-}
-
-
-
-//-----------------------------------------------------------------------------
-void krozatSetup::slotOkPressed()
-{
- accept();
-}
-
-
-//-----------------------------------------------------------------------------
-void krozatSetup::slotAbout()
-{
- KMessageBox::about(this,
- i18n("SlideShow Version 1.1\n\n"
- "Copyright (c) 1999 by\n"
- "Stefan Taferner <taferner@kde.org>\n"));
-}
-
-
-//-----------------------------------------------------------------------------
-void krozatSetup::minSize(QWidget* aWidget)
-{
- aWidget->setFixedSize(aWidget->sizeHint());
-}
-
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