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authorzecke <zecke>2004-04-04 15:13:22 (UTC)
committer zecke <zecke>2004-04-04 15:13:22 (UTC)
commit5b52572e2ec9f0f6f39706aceb9ec1e98440fd3d (patch) (side-by-side diff)
tree402775f87048450bf9e26bdb8e8e1f4ab3dc2a0e
parentc978418067f228bd21cef23a13009d591e55f8df (diff)
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Repaint
Make it slower due to stipled background of liquid... we need to fillRect first
Diffstat (more/less context) (show whitespace changes)
-rw-r--r--noncore/tools/clock/analogclock.cpp98
-rw-r--r--noncore/tools/clock/analogclock.h1
2 files changed, 47 insertions, 52 deletions
diff --git a/noncore/tools/clock/analogclock.cpp b/noncore/tools/clock/analogclock.cpp
index c5f0155..7f8ca67 100644
--- a/noncore/tools/clock/analogclock.cpp
+++ b/noncore/tools/clock/analogclock.cpp
@@ -1,203 +1,197 @@
/**********************************************************************
** Copyright (C) 2000-2002 Trolltech AS. All rights reserved.
**
** This file is part of the Qtopia Environment.
**
** This file may be distributed and/or modified under the terms of the
** GNU General Public License version 2 as published by the Free Software
** Foundation and appearing in the file LICENSE.GPL included in the
** packaging of this file.
**
** This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
** WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
**
** See http://www.trolltech.com/gpl/ for GPL licensing information.
**
** Contact info@trolltech.com if any conditions of this licensing are
** not clear to you.
**
**********************************************************************/
#include "analogclock.h"
#include <qlayout.h>
#include <qpainter.h>
#include <qtopia/global.h>
#include <math.h>
const double deg2rad = 0.017453292519943295769; // pi/180
AnalogClock::AnalogClock( QWidget *parent, const char *name )
: QFrame( parent, name ), clear(false)
{
setMinimumSize(50,50);
}
QSizePolicy AnalogClock::sizePolicy() const
{
return QSizePolicy( QSizePolicy::Expanding, QSizePolicy::Expanding );
}
void AnalogClock::drawContents( QPainter *p )
{
-#if !defined(NO_DEBUG)
- static bool first = true;
- if ( first ) {
-// QTOPIA_PROFILE("first paint event");
- first = false;
- }
-#endif
QRect r = contentsRect();
if ( r.width() < r.height() ) {
r.setY( (r.height() - r.width())/2 );
r.setHeight( r.width() );
}
- QPoint center( r.x() + r.width() / 2, r.y() + r.height() / 2 );
-
- const int w_tick = r.width()/300+1;
- const int w_sec = r.width()/400+1;
- const int w_hour = r.width()/80+1;
-
QPoint l1( r.x() + r.width() / 2, r.y() + 2 );
QPoint l2( r.x() + r.width() / 2, r.y() + 8 );
+ QPoint center( r.x() + r.width() / 2, r.y() + r.height() / 2 );
- QPoint h1( r.x() + r.width() / 2, r.y() + r.height() / 4 );
- QPoint h2( r.x() + r.width() / 2, r.y() + r.height() / 2 );
-
- QPoint m1( r.x() + r.width() / 2, r.y() + r.height() / 9 );
- QPoint m2( r.x() + r.width() / 2, r.y() + r.height() / 2 );
-
- QPoint s1( r.x() + r.width() / 2, r.y() + 8 );
- QPoint s2( r.x() + r.width() / 2, r.y() + r.height() / 2 );
+ QBrush bgBrush = colorGroup().brush( QColorGroup::Background );
- QColor color( clear ? backgroundColor() : black );
- QTime time = clear ? prevTime : currTime;
+// if ( clear ){
+ p->fillRect ( r, bgBrush );
- if ( clear && prevTime.secsTo(currTime) > 1 ) {
- p->eraseRect( rect() );
- return;
- }
- if ( !clear ) {
// draw ticks
- p->setPen( QPen( color, w_tick ) );
+ p->setPen( QPen( colorGroup ( ). color ( QColorGroup::Text ), 1 ) );
for ( int i = 0; i < 12; i++ )
p->drawLine( rotate( center, l1, i * 30 ), rotate( center, l2, i * 30 ) );
+// }else {
+// p->setBrush( bgBrush );
+// drawPointers ( p, r, colorGroup ( ). color ( QColorGroup::Background ), prevTime, &currTime );
+// }
+
+ QColor col = colorGroup().color( QColorGroup::Text );
+ p->setBrush( col );
+ drawPointers ( p, r, col, currTime );
+
+
+ prevTime = currTime;
}
- if ( !clear || prevTime.minute() != currTime.minute() ||
- prevTime.hour() != currTime.hour() ) {
+void AnalogClock::drawPointers ( QPainter *p, const QRect &r, const QColor &c, const QTime &t, const QTime *t2 )
+{
+ QPoint center = r. center ( );
+
+
+ QPoint h1( center. x ( ), r. y ( ) + r. height ( ) / 4 );
+ QPoint h2( center. x ( ), center. y ( ) );
+
+ QPoint m1( center. x ( ), r.y() + r.height() / 8 );
+ QPoint m2( center. x ( ), center. y ( ) );
+
+ QPoint s1( center. x ( ), r. y ( ) + 8 );
+ QPoint s2( center. x ( ), center. y ( ) );
+
+
+ if ( !t2 || ( t. minute ( ) != t2-> minute ( ) || t. hour ( ) != t2-> hour ( ))) {
// draw hour pointer
- h1 = rotate( center, h1, 30 * ( time.hour() % 12 ) + time.minute() / 2 );
- h2 = rotate( center, h2, 30 * ( time.hour() % 12 ) + time.minute() / 2 );
- p->setPen( color );
- p->setBrush( color );
+ h1 = rotate( center, h1, 30 * ( t.hour() % 12 ) + t.minute() / 2 );
+ h2 = rotate( center, h2, 30 * ( t.hour() % 12 ) + t.minute() / 2 );
+ p-> setPen ( QPen ( c, 3 ));
drawHand( p, h1, h2 );
}
- if ( !clear || prevTime.minute() != currTime.minute() ) {
+ if ( !t2 || ( t. minute ( ) != t2-> minute ( ))) {
// draw minute pointer
- m1 = rotate( center, m1, time.minute() * 6 );
- m2 = rotate( center, m2, time.minute() * 6 );
- p->setPen( color );
- p->setBrush( color );
+ m1 = rotate( center, m1, t.minute() * 6 );
+ m2 = rotate( center, m2, t.minute() * 6 );
+ p-> setPen ( QPen ( c, 2 ));
drawHand( p, m1, m2 );
}
+ if ( !t2 || ( t. second ( ) != t2-> second ( ))) {
// draw second pointer
- s1 = rotate( center, s1, time.second() * 6 );
- s2 = rotate( center, s2, time.second() * 6 );
- p->setPen( QPen( color, w_sec ) );
+ s1 = rotate( center, s1, t.second() * 6 );
+ s2 = rotate( center, s2, t.second() * 6 );
+ p-> setPen ( QPen ( c, 1 ));
p->drawLine( s1, s2 );
-
- // cap
- p->setBrush(color);
- p->drawEllipse( center.x()-w_hour/2, center.y()-w_hour/2, w_hour, w_hour );
-
- if ( !clear )
- prevTime = currTime;
}
+}
+
// Dijkstra's bisection algorithm to find the square root as an integer.
static uint int_sqrt(uint n)
{
if ( n >= UINT_MAX>>2 ) // n must be in the range 0...UINT_MAX/2-1
return 2*int_sqrt( n/4 );
uint h, p= 0, q= 1, r= n;
while ( q <= n )
q <<= 2;
while ( q != 1 ) {
q >>= 2;
h= p + q;
p >>= 1;
if ( r >= h ) {
p += q;
r -= h;
}
}
return p;
}
void AnalogClock::drawHand( QPainter *p, QPoint p1, QPoint p2 )
{
int hw = 7;
if ( contentsRect().height() < 100 )
hw = 5;
int dx = p2.x() - p1.x();
int dy = p2.y() - p1.y();
int w = dx*dx+dy*dy;
int ix,iy;
w = int_sqrt(w*256);
iy = w ? (hw * dy * 16)/ w : dy ? 0 : hw;
ix = w ? (hw * dx * 16)/ w : dx ? 0 : hw;
// rounding dependent on sign
int nix, niy;
if ( ix < 0 ) {
nix = ix/2;
ix = (ix-1)/2;
} else {
nix = (ix+1)/2;
ix = ix/2;
}
if ( iy < 0 ) {
niy = iy/2;
iy = (iy-1)/2;
} else {
niy = (iy+1)/2;
iy = iy/2;
}
QPointArray pa(4);
pa[0] = p1;
pa[1] = QPoint( p2.x()+iy, p2.y()-nix );
pa[2] = QPoint( p2.x()-niy, p2.y()+ix );
pa[3] = p1;
p->drawPolygon( pa );
}
void AnalogClock::display( const QTime& t )
{
currTime = t;
- clear = true;
- repaint( false );
clear = false;
repaint( false );
+ clear = true;
}
QPoint AnalogClock::rotate( QPoint c, QPoint p, int a )
{
double angle = deg2rad * ( - a + 180 );
double nx = c.x() - ( p.x() - c.x() ) * cos( angle ) -
( p.y() - c.y() ) * sin( angle );
double ny = c.y() - ( p.y() - c.y() ) * cos( angle ) +
( p.x() - c.x() ) * sin( angle );
return QPoint( int(nx), int(ny) );
}
diff --git a/noncore/tools/clock/analogclock.h b/noncore/tools/clock/analogclock.h
index 3aa035e..5f30d68 100644
--- a/noncore/tools/clock/analogclock.h
+++ b/noncore/tools/clock/analogclock.h
@@ -1,49 +1,50 @@
/**********************************************************************
** Copyright (C) 2000-2002 Trolltech AS. All rights reserved.
**
** This file is part of the Qtopia Environment.
**
** This file may be distributed and/or modified under the terms of the
** GNU General Public License version 2 as published by the Free Software
** Foundation and appearing in the file LICENSE.GPL included in the
** packaging of this file.
**
** This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
** WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
**
** See http://www.trolltech.com/gpl/ for GPL licensing information.
**
** Contact info@trolltech.com if any conditions of this licensing are
** not clear to you.
**
**********************************************************************/
#ifndef ANALOGCLOCK_H
#define ANALOGCLOCK_H
#include <qdatetime.h>
#include <qframe.h>
class AnalogClock : public QFrame
{
Q_OBJECT
public:
AnalogClock( QWidget *parent=0, const char *name=0 );
QSizePolicy sizePolicy() const;
void display( const QTime& time );
protected:
void drawContents( QPainter *p );
void drawHand( QPainter *p, QPoint, QPoint );
+ void drawPointers ( QPainter *p, const QRect &r, const QColor &c, const QTime &t, const QTime *t2 = 0);
private:
QPoint rotate( QPoint center, QPoint p, int angle );
QTime currTime;
QTime prevTime;
bool clear;
};
#endif