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authorTimothy Pearson <[email protected]>2013-01-26 13:16:15 -0600
committerTimothy Pearson <[email protected]>2013-01-26 13:16:15 -0600
commit7e09b5c2efae58399621a938de26b9675b8ba621 (patch)
treede2c9535e1f4c48ae91910492d298eba1d593fd5 /tdescreensaver/kdesavers/kclock.cpp
parent159f7e147ac33c924b3ce9050c8f03cbc54916ee (diff)
downloadtdeartwork-7e09b5c2efae58399621a938de26b9675b8ba621.tar.gz
tdeartwork-7e09b5c2efae58399621a938de26b9675b8ba621.zip
Rename a number of libraries and executables to avoid conflicts with KDE4
Diffstat (limited to 'tdescreensaver/kdesavers/kclock.cpp')
-rw-r--r--tdescreensaver/kdesavers/kclock.cpp588
1 files changed, 588 insertions, 0 deletions
diff --git a/tdescreensaver/kdesavers/kclock.cpp b/tdescreensaver/kdesavers/kclock.cpp
new file mode 100644
index 00000000..5201f222
--- /dev/null
+++ b/tdescreensaver/kdesavers/kclock.cpp
@@ -0,0 +1,588 @@
+// $Id$
+//
+// kclock - Clock screen saver for KDE
+// Copyright (c) 2003 Melchior FRANZ
+//
+// License: GPL v2
+// Author: Melchior FRANZ <[email protected]>
+// 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:[email protected]\">[email protected]</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;
+ }
+}
+
+