diff options
Diffstat (limited to 'kscreensaver/kdesavers/kclock.cpp')
| -rw-r--r-- | kscreensaver/kdesavers/kclock.cpp | 588 |
1 files changed, 0 insertions, 588 deletions
diff --git a/kscreensaver/kdesavers/kclock.cpp b/kscreensaver/kdesavers/kclock.cpp deleted file mode 100644 index 5201f222..00000000 --- a/kscreensaver/kdesavers/kclock.cpp +++ /dev/null @@ -1,588 +0,0 @@ -// $Id$ -// -// kclock - Clock screen saver for KDE -// Copyright (c) 2003 Melchior FRANZ -// -// License: GPL v2 -// Author: Melchior FRANZ <mfranz@kde.org> -// Dependencies: libart_lgpl_2 http://www.levien.com/libart/ -// -#include <stdlib.h> -#include <string.h> - -#include <tqcheckbox.h> -#include <tqcolor.h> -#include <tqdatetime.h> -#include <tqgroupbox.h> -#include <tqhbox.h> -#include <tqimage.h> -#include <tqlabel.h> -#include <tqlayout.h> -#include <tqpainter.h> -#include <tqslider.h> - -#include <kapplication.h> -#include <kcolorbutton.h> -#include <kconfig.h> -#include <kglobal.h> -#include <klocale.h> -#include <kmessagebox.h> - -#include <libart_lgpl/art_affine.h> -#include <libart_lgpl/art_misc.h> -#include <libart_lgpl/art_rgb.h> -#include <libart_lgpl/art_rgb_svp.h> -#include <libart_lgpl/art_svp_vpath.h> -#include <libart_lgpl/art_svp_vpath_stroke.h> -#include <libart_lgpl/art_vpath.h> - -#include "kclock.h" -#include "kclock.moc" - - -const int COLOR_BUTTON_WIDTH = 80; -const int TIMER_INTERVALL = 100; -const int MAX_CLOCK_SIZE = 10; -const int DEFAULT_CLOCK_SIZE = 3; -const bool DEFAULT_KEEP_CENTERED = false; - - - - -extern "C" { - KDE_EXPORT const char *kss_applicationName = "kclock.kss"; - KDE_EXPORT const char *kss_description = I18N_NOOP("Clock"); - KDE_EXPORT const char *kss_version = "1.0"; - - KDE_EXPORT KScreenSaver *kss_create(WId id) { - return new KClockSaver(id); - } - - KDE_EXPORT TQDialog *kss_setup() { - return new KClockSetup(); - } -} - - - - -//----------------------------------------------------------------------------- - -KClockSetup::KClockSetup(TQWidget *parent, const char *name) - : KDialogBase(parent, name, true, i18n( "Setup Clock Screen Saver" ), - Ok|Cancel|Help, Ok, true), - m_saver(0) -{ - readSettings(); - - setButtonText( Help, i18n( "A&bout" ) ); - TQWidget *main = makeMainWidget(); - - TQVBoxLayout *top = new TQVBoxLayout(main, 0, spacingHint()); - - TQHBoxLayout *hbox = new TQHBoxLayout; - top->addLayout( hbox ); - - TQGroupBox *colgroup = new TQGroupBox(i18n("Colors"), main); - colgroup->setColumnLayout( 0,Qt::Horizontal ); - TQGridLayout *grid = new TQGridLayout( colgroup->layout(), - 5, 2, spacingHint() ); - - TQLabel *label = new TQLabel(i18n("&Hour-hand:"), colgroup); - KColorButton *colorButton = new KColorButton(m_hourColor, colgroup); - colorButton->setFixedWidth(COLOR_BUTTON_WIDTH); - label->setBuddy(colorButton); - connect(colorButton, TQT_SIGNAL(changed(const TQColor &)), - TQT_SLOT(slotHourColor(const TQColor &))); - grid->addWidget( label, 1, 1 ); - grid->addWidget( colorButton, 1, 2 ); - - label = new TQLabel(i18n("&Minute-hand:"), colgroup); - colorButton = new KColorButton(m_minColor, colgroup); - colorButton->setFixedWidth(COLOR_BUTTON_WIDTH); - label->setBuddy(colorButton); - connect(colorButton, TQT_SIGNAL(changed(const TQColor &)), - TQT_SLOT(slotMinColor(const TQColor &))); - grid->addWidget( label, 2, 1 ); - grid->addWidget( colorButton, 2, 2 ); - - label = new TQLabel(i18n("&Second-hand:"), colgroup); - colorButton = new KColorButton(m_secColor, colgroup); - colorButton->setFixedWidth(COLOR_BUTTON_WIDTH); - label->setBuddy(colorButton); - connect(colorButton, TQT_SIGNAL(changed(const TQColor &)), - TQT_SLOT(slotSecColor(const TQColor &))); - grid->addWidget( label, 3, 1 ); - grid->addWidget( colorButton, 3, 2 ); - - label = new TQLabel(i18n("Scal&e:"), colgroup); - colorButton = new KColorButton(m_scaleColor, colgroup); - colorButton->setFixedWidth(COLOR_BUTTON_WIDTH); - label->setBuddy(colorButton); - connect(colorButton, TQT_SIGNAL(changed(const TQColor &)), - TQT_SLOT(slotScaleColor(const TQColor &))); - grid->addWidget( label, 4, 1 ); - grid->addWidget( colorButton, 4, 2 ); - - label = new TQLabel(i18n("&Background:"), colgroup); - colorButton = new KColorButton(m_bgndColor, colgroup); - colorButton->setFixedWidth(COLOR_BUTTON_WIDTH); - label->setBuddy(colorButton); - connect(colorButton, TQT_SIGNAL(changed(const TQColor &)), - TQT_SLOT(slotBgndColor(const TQColor &))); - grid->addWidget( label, 5, 1 ); - grid->addWidget( colorButton, 5, 2 ); - - hbox->addWidget(colgroup); - - TQWidget *m_preview = new TQWidget(main); - m_preview->setFixedSize(220, 165); - m_preview->show(); - m_saver = new KClockSaver(m_preview->winId()); - hbox->addWidget(m_preview); - - label = new TQLabel( i18n( "Si&ze:" ), main ); - top->addWidget( label ); - TQSlider *qs = new TQSlider(0, MAX_CLOCK_SIZE, 1, m_size,Qt::Horizontal, main); - label->setBuddy( qs ); - qs->setTickInterval(1); - qs->setTickmarks(TQSlider::Below); - connect(qs, TQT_SIGNAL(valueChanged(int)), this, TQT_SLOT(slotSliderMoved(int))); - top->addWidget( qs ); - - bool rtl = kapp->reverseLayout(); - TQHBox *qsscale = new TQHBox(main); - label = new TQLabel(i18n("Small"), qsscale); - label->setAlignment(rtl ? AlignRight : AlignLeft); - label = new TQLabel(i18n("Medium"), qsscale); - label->setAlignment(AlignHCenter); - label = new TQLabel(i18n("Big"), qsscale); - label->setAlignment(rtl ? AlignLeft : AlignRight); - top->addWidget(qsscale); - - TQCheckBox *keepCentered = new TQCheckBox(i18n("&Keep clock centered"), main); - keepCentered->setChecked(m_keepCentered); - connect(keepCentered, TQT_SIGNAL(stateChanged(int)), TQT_SLOT(slotKeepCenteredChanged(int))); - top->addWidget(keepCentered); - top->addStretch(); -} - -KClockSetup::~KClockSetup() -{ - delete m_saver; -} - -void KClockSetup::readSettings() -{ - TDEConfig *config = TDEGlobal::config(); - - config->setGroup("Settings"); - m_keepCentered = config->readBoolEntry("KeepCentered", DEFAULT_KEEP_CENTERED); - m_size = config->readUnsignedNumEntry("Size", DEFAULT_CLOCK_SIZE); - if (m_size > MAX_CLOCK_SIZE) - m_size = MAX_CLOCK_SIZE; - - config->setGroup("Colors"); - TQColor c = TQt::black; - m_bgndColor = config->readColorEntry("Background", &c); - - c = TQt::white; - m_scaleColor = config->readColorEntry("Scale", &c); - m_hourColor = config->readColorEntry("HourHand", &c); - m_minColor = config->readColorEntry("MinuteHand", &c); - - c = TQt::red; - m_secColor = config->readColorEntry("SecondHand", &c); - - if (m_saver) { - m_saver->setBgndColor(m_bgndColor); - m_saver->setScaleColor(m_scaleColor); - m_saver->setHourColor(m_hourColor); - m_saver->setMinColor(m_minColor); - m_saver->setSecColor(m_secColor); - } -} - - -void KClockSetup::slotOk() -{ - TDEConfig *config = TDEGlobal::config(); - config->setGroup("Settings"); - config->writeEntry("Size", m_size); - config->writeEntry("KeepCentered", m_keepCentered); - - config->setGroup("Colors"); - config->writeEntry("Background", m_bgndColor); - config->writeEntry("Scale", m_scaleColor); - config->writeEntry("HourHand", m_hourColor); - config->writeEntry("MinuteHand", m_minColor); - config->writeEntry("SecondHand", m_secColor); - config->sync(); - accept(); -} - - -void KClockSetup::slotHelp() -{ - KMessageBox::about(this, "<qt>" + i18n( - "Clock Screen Saver<br>" - "Version 1.0<br>" - "<nobr>Melchior FRANZ (c) 2003</nobr>") + - "<br><a href=\"mailto:mfranz@kde.org\">mfranz@kde.org</a>" - "</qt>", TQString(), KMessageBox::AllowLink); -} - - -void KClockSetup::slotBgndColor(const TQColor &color) -{ - m_bgndColor = color; - if (m_saver) - m_saver->setBgndColor(m_bgndColor); -} - - -void KClockSetup::slotScaleColor(const TQColor &color) -{ - m_scaleColor = color; - if (m_saver) - m_saver->setScaleColor(m_scaleColor); -} - - -void KClockSetup::slotHourColor(const TQColor &color) -{ - m_hourColor = color; - if (m_saver) - m_saver->setHourColor(m_hourColor); -} - - -void KClockSetup::slotMinColor(const TQColor &color) -{ - m_minColor = color; - if (m_saver) - m_saver->setMinColor(m_minColor); -} - - -void KClockSetup::slotSecColor(const TQColor &color) -{ - m_secColor = color; - if (m_saver) - m_saver->setSecColor(m_secColor); -} - - -void KClockSetup::slotSliderMoved(int v) -{ - if (m_saver) - m_saver->restart(m_size = v); -} - - -void KClockSetup::slotKeepCenteredChanged(int c) -{ - if (m_saver) - m_saver->setKeepCentered(m_keepCentered = c); -} - - - - - -//----------------------------------------------------------------------------- - -KClockPainter::KClockPainter(int width, int height) - : m_width(width), - m_height(height) -{ - m_buf = new TQ_UINT8[m_width * m_height * 3]; - // build Cartesian coordinate system ranging from -1000 to +1000; - // points with positive x and y are in the top right quarter - m_matrix[0] = m_width / 2000.0; - m_matrix[1] = 0; - m_matrix[2] = 0; - m_matrix[3] = m_height / -2000.0; - m_matrix[4] = m_width / 2.0; - m_matrix[5] = m_height / 2.0; -} - - -KClockPainter::~KClockPainter() -{ - delete[] m_buf; -} - - -void KClockPainter::copy(KClockPainter *p) -{ - memcpy(m_buf, p->image(), m_width * m_height * 3); -} - - -void KClockPainter::drawToImage(TQImage *q, int xoffs = 0, int yoffs = 0) -{ - unsigned char *src = (unsigned char *)image(); - for (int y = 0; y < m_height; y++) { - TQRgb *dest = reinterpret_cast<TQRgb *>(q->scanLine(y + yoffs)) + xoffs; - for (int x = 0; x < m_width; x++, src += 3) - *dest++ = tqRgba(src[0], src[1], src[2], 255); - } -} - - -void KClockPainter::setColor(const TQColor &c) -{ - m_color = (c.red() << 24) | (c.green() << 16) | (c.blue() << 8) | 255; -} - - -void KClockPainter::setShadowColor(const TQColor &c) -{ - m_shadow = (c.red() << 24) | (c.green() << 16) | (c.blue() << 8) | 255; -} - - -void KClockPainter::fill(const TQColor &c) -{ - art_rgb_fill_run(m_buf, c.red(), c.green(), c.blue(), m_width * m_height); -} - - -void KClockPainter::drawRadial(double alpha, double r0, double r1, double width) -{ - ArtVpath *vx, *v = art_new(ArtVpath, 3); - v[0].code = ART_MOVETO_OPEN; - v[0].x = r0; - v[0].y = 0; - v[1].code = ART_LINETO; - v[1].x = r1; - v[1].y = 0; - v[2].code = ART_END; - - double m[6] = {0, 0, 0, 0, 0, 0}; - art_affine_rotate(m, 90 - alpha); - vx = art_vpath_affine_transform(v, m); - art_free(v); - v = art_vpath_affine_transform(vx, m_matrix); - art_free(vx); - - double w = width * m_matrix[0]; - if (w < 1.0) - w = 1.0; - - ArtSVP *path = art_svp_vpath_stroke(v, ART_PATH_STROKE_JOIN_MITER, - ART_PATH_STROKE_CAP_BUTT, w, 4, .5); - art_rgb_svp_alpha(path, 0, 0, m_width, m_height, m_color, m_buf, 3 * m_width, 0); - art_svp_free(path); - art_free(v); -} - - -void KClockPainter::drawDisc(double r) -{ - ArtVpath *v, *vx = art_vpath_new_circle(0, 0, r); - v = art_vpath_affine_transform(vx, m_matrix); - art_free(vx); - - ArtSVP *path = art_svp_from_vpath(v); - art_rgb_svp_alpha(path, 0, 0, m_width, m_height, m_color, m_buf, 3 * m_width, 0); - art_svp_free(path); - - path = art_svp_vpath_stroke(v, ART_PATH_STROKE_JOIN_MITER, - ART_PATH_STROKE_CAP_BUTT, 2, 4, .5); - art_free(v); - - art_rgb_svp_alpha(path, 0, 0, m_width, m_height, m_color, m_buf, 3 * m_width, 0); - art_svp_free(path); -} - - -void KClockPainter::drawHand(const TQColor &c, double angle, double length, - double width, bool disc = true) -{ - const double shadow_width = 1.0; - setColor(m_shadow); - if (disc) - drawDisc(width * 1.3 + shadow_width); - drawRadial(angle, .75 * width, length + shadow_width, width + shadow_width); - - setColor(c); - if (disc) - drawDisc(width * 1.3); - drawRadial(angle, .75 * width, length, width); -} - - - - - - -//----------------------------------------------------------------------------- - -KClockSaver::KClockSaver(WId id) - : KScreenSaver(id), - m_showSecond(true) -{ - readSettings(); - setBackgroundColor(m_bgndColor); - connect(&m_timer, TQT_SIGNAL(timeout()), TQT_SLOT(slotTimeout())); - start(m_size); - m_timer.start(TIMER_INTERVALL); -} - - -KClockSaver::~KClockSaver() -{ - m_timer.stop(); - stop(); -} - - -void KClockSaver::start(int size) -{ - m_diameter = int(TQMIN(width(), height()) * (size + 4) / 14.0); - m_x = (width() - m_diameter) / 2; - m_y = (height() - m_diameter) / 2; - - m_image = new TQImage(m_diameter, m_diameter, 32); - m_scale = new KClockPainter(m_diameter, m_diameter); - m_clock = new KClockPainter(m_diameter, m_diameter); - - m_clock->setShadowColor(tqRgb((m_bgndColor.red() + m_scaleColor.red()) / 2, - (m_bgndColor.green() + m_scaleColor.green()) / 2, - (m_bgndColor.blue() + m_scaleColor.blue()) / 2)); - drawScale(); - forceRedraw(); -} - - -void KClockSaver::stop() -{ - delete m_clock; - delete m_scale; - delete m_image; -} - - -void KClockSaver::restart(int size) -{ - m_timer.stop(); - stop(); - start(size); - drawScale(); - m_timer.start(TIMER_INTERVALL); -} - - -void KClockSaver::setKeepCentered(bool b) -{ - m_keepCentered = b; - if (b) { - m_x = (width() - m_diameter) / 2; - m_y = (height() - m_diameter) / 2; - } - forceRedraw(); -} - - -void KClockSaver::readSettings() -{ - TDEConfig *config = TDEGlobal::config(); - - config->setGroup("Settings"); - m_keepCentered = config->readBoolEntry("KeepCentered", DEFAULT_KEEP_CENTERED); - m_size = config->readUnsignedNumEntry("Size", DEFAULT_CLOCK_SIZE); - if (m_size > MAX_CLOCK_SIZE) - m_size = MAX_CLOCK_SIZE; - - config->setGroup("Colors"); - TQColor c = TQt::black; - m_bgndColor = config->readColorEntry("Background", &c); - - c = TQt::white; - m_scaleColor = config->readColorEntry("Scale", &c); - m_hourColor = config->readColorEntry("HourHand", &c); - m_minColor = config->readColorEntry("MinuteHand", &c); - - c = TQt::red; - m_secColor = config->readColorEntry("SecondHand", &c); -} - - -void KClockSaver::drawScale() -{ - m_scale->fill(m_bgndColor); - m_scale->setColor(m_scaleColor); - - for (int i = 0; i < 360; i += 6) - if (i % 30) - m_scale->drawRadial(i, 920, 980, 15); - else - m_scale->drawRadial(i, 825, 980, 40); - - forceRedraw(); -} - - -void KClockSaver::drawClock() -{ - double hour_angle = m_hour * 30.0 + m_minute * .5; - double minute_angle = m_minute * 6.0 + m_second * .1; - double second_angle = m_second * 6.0; - - m_clock->copy(m_scale); - m_clock->drawHand(m_hourColor, hour_angle, 600, 55, false); - m_clock->drawHand(m_minColor, minute_angle, 900, 40); - - if (m_showSecond) - m_clock->drawHand(m_secColor, second_angle, 900, 30); -} - - -void KClockSaver::slotTimeout() -{ - TQTime t = TQTime::currentTime(); - int s = t.second(); - if (s == m_second) - return; - - m_second = m_showSecond ? s : 0; - m_hour = t.hour(); - m_minute = t.minute(); - - drawClock(); - TQPainter p(this); - - if (width() < 256) { - // intended for the control module preview: always fill the whole area - TQImage *img = new TQImage(width(), height(), 32); - img->fill(tqRgb(m_bgndColor.red(), m_bgndColor.green(), m_bgndColor.blue())); - m_clock->drawToImage(img, m_x, m_y); - p.drawImage(0, 0, *img); - delete img; - } else { - m_clock->drawToImage(m_image); - p.drawImage(m_x, m_y, *m_image); - } - - if (!m_keepCentered) { - static int xstep = 1; - static int ystep = -1; - int i; - - m_x += xstep; - if (m_x <= 0) - m_x = 0, xstep = 1; - else if (m_x >= (i = width() - m_diameter)) - m_x = i, xstep = -1; - - m_y += ystep; - if (m_y <= 0) - m_y = 0, ystep = 1; - else if (m_y >= (i = height() - m_diameter)) - m_y = i, ystep = -1; - } -} - - |