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kwin/clients/oxygen/oxygenbutton.cpp
Casper Boemann fb78c8f6ad update windec to have same background as new style 
get rid of xrender stuff
did this to get smooth painting:
    widget()->setAttribute( Qt::WA_PaintOnScreen, false);



svn path=/trunk/KDE/kdebase/workspace/; revision=688425
2007-07-16 02:12:45 +00:00

370 lines
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//////////////////////////////////////////////////////////////////////////////
// oxygenbutton.cpp
// -------------------
// Oxygen window decoration for KDE. Buttons.
// -------------------
// Copyright (c) 2006, 2007 Riccardo Iaconelli <ruphy@fsfe.org>
// Copyright (c) 2006, 2007 Casper Boemann <cbr@boemann.dk>
//
// Permission is hereby granted, free of charge, to any person obtaining a copy
// of this software and associated documentation files (the "Software"), to
// deal in the Software without restriction, including without limitation the
// rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
// sell copies of the Software, and to permit persons to whom the Software is
// furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in
// all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
// FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
// IN THE SOFTWARE.
//////////////////////////////////////////////////////////////////////////////
#include <math.h>
#include <QPainterPath>
#include <QPainter>
#include <QBitmap>
#include <kdecoration.h>
#include "oxygenclient.h"
#include "oxygenbutton.h"
#include "oxygen.h"
#include "definitions.cpp"
namespace Oxygen
{
// class OxygenClient;
/*
extern int BUTTONSIZE;
extern int DECOSIZE;*/
// static const int BUTTONSIZE = 18;
// static const int DECOSIZE = 8;
//////////////////////////////////////////////////////////////////////////////
// OxygenButton Class //
//////////////////////////////////////////////////////////////////////////////
//////////////////////////////////////////////////////////////////////////////
// OxygenButton()
// ---------------
// Constructor
OxygenButton::OxygenButton(OxygenClient *parent,
const QString& tip, ButtonType type,
const unsigned char *bitmap)
: QAbstractButton(parent->widget()), client_(parent), type_(type),
lastmouse_(0)
{
setAutoFillBackground(false);
setAttribute(Qt::WA_OpaquePaintEvent, false);
setFixedSize(BUTTONSIZE, BUTTONSIZE);
setCursor(Qt::ArrowCursor);
setToolTip(tip);
}
OxygenButton::~OxygenButton()
{
}
//////////////////////////////////////////////////////////////////////////////
// sizeHint()
// ----------
// Return size hint
QSize OxygenButton::sizeHint() const
{
return QSize(BUTTONSIZE, BUTTONSIZE);
}
//////////////////////////////////////////////////////////////////////////////
// enterEvent()
// ------------
// Mouse has entered the button
void OxygenButton::enterEvent(QEvent *e)
{
// if we wanted to do mouseovers, we would keep track of it here
if (status_ != Oxygen::Pressed) {
status_ = Oxygen::Hovered;
}
QAbstractButton::enterEvent(e);
}
//////////////////////////////////////////////////////////////////////////////
// leaveEvent()
// ------------
// Mouse has left the button
void OxygenButton::leaveEvent(QEvent *e)
{
// if we wanted to do mouseovers, we would keep track of it here
status_ = Oxygen::Normal;
QAbstractButton::leaveEvent(e);
}
//////////////////////////////////////////////////////////////////////////////
// pressSlot()
// ------------
// Mouse has pressed the button
void OxygenButton::pressSlot()
{
kDebug() << "Pressed " << endl;
status_ = Oxygen::Pressed;
update();
}
//////////////////////////////////////////////////////////////////////////////
// drawButton()
// ------------
// Draw the button
void OxygenButton::paintEvent(QPaintEvent *)
{
QPainter painter(this);
if (type_ == ButtonMenu) {
// we paint the mini icon (which is 16 pixels high)
int dx = (width() - 16) / 2;
int dy = (height() - 16) / 2;
painter.drawPixmap(dx, dy, client_->icon().pixmap(16));
return;
}
QRadialGradient grad1(QPointF(5.0, 5.0),5.0, QPointF(5.0, 7.5));
grad1.setColorAt(0.0, QColor(0,0,0,255));
grad1.setColorAt(1.0, QColor(0,0,0,0));
QRadialGradient grad2(QPointF(5.0, 5.0),5.0, QPointF(5.0, 8.0));
grad2.setColorAt(0.0, QColor(240,240,240));
grad2.setColorAt(1.0, QColor(220,220,220));
QRadialGradient grad3(QPointF(5.0, 3.75), 3.5,QPointF(5.0, 2.5));
grad3.setColorAt(0, QColor(255,255,255,211));
grad3.setColorAt(1, QColor(255,255,255,25));
QBrush brush1(grad1);
QBrush brush2(grad2);
QBrush brush3(grad3);
painter.scale(width()/10.0, height()/10.0);
painter.setRenderHint(QPainter::Antialiasing,true);
QPainterPath path1;
path1.addEllipse(0.0, 0.0, 10.0, 10.0);
painter.fillPath(path1, brush1);
QPainterPath path2;
path2.addEllipse(0.5, 0.5, 9.0, 9.0);
painter.fillPath(path2, brush2);
QLinearGradient grad8;
QLinearGradient grad7;
if (type_ == Oxygen::ButtonClose){
//Draw the red 'x'
painter.save();
grad7.setStart(0,0);
grad7.setFinalStop(3, 7);
if (status_ == Oxygen::Hovered) {
grad7.setColorAt(0, Qt::red);
grad7.setColorAt(1, Qt::black);
} else if (status_ == Oxygen::Normal) {
grad7.setColorAt(0, QColor(91, 0, 0, 144));
grad7.setColorAt(1, QColor(91, 0, 0, 144));
}
painter.setBrush(grad7);
painter.translate(3.3, 2.5);
painter.rotate(45);
painter.setPen(Qt::NoPen);
painter.drawRoundRect(0, 0, 6, 1, 0, 0);
painter.translate(3.5, -2.5);
painter.rotate(90);
painter.drawRoundRect(0, 0, 6, 1, 0, 0);
painter.restore();
} else if (type_ == Oxygen::ButtonMax){
//Draw the green '+'
painter.save();
grad7.setStart(0,0);
grad7.setFinalStop(3, 7);
grad8.setStart(0,0);
grad8.setFinalStop(7, 3);
if (status_ == Oxygen::Hovered) {
grad7.setColorAt(0, QColor(0, 80, 0, 50));
grad7.setColorAt(1, QColor(0, 80, 0, 50));
grad8.setColorAt(0, QColor(0, 80, 0, 50));
grad8.setColorAt(1, QColor(0, 80, 0, 50));
} else if (status_ == Oxygen::Normal) {
grad7.setColorAt(0, QColor(0, 0, 0, 15));
grad7.setColorAt(1, QColor(0, 0, 0, 15));
grad8.setColorAt(0, QColor(0, 0, 0, 15));
grad8.setColorAt(1, QColor(0, 0, 0, 15));
} else { //Pressed
grad7.setColorAt(0, Qt::green);
grad7.setColorAt(1, Qt::green);
grad8.setColorAt(0, Qt::green);
grad8.setColorAt(1, Qt::green);
}
painter.setBrush(grad8);
painter.translate(2.0, 4.5);
painter.setPen(Qt::NoPen);
painter.drawRoundRect(0, 0, 6, 1, 0, 0);
painter.translate(3.5, -2.5);
painter.setBrush(grad7);
painter.rotate(90);
painter.drawRoundRect(0, 0, 6, 1, 0, 0);
painter.restore();
} else if (type_ == Oxygen::ButtonMin){
//Draw the yellow '-'
painter.save();
// QLinearGradient grad7;
// grad7.setStart(0,0);
// grad7.setFinalStop(3, 7);
grad8.setStart(0,0);
grad8.setFinalStop(7, 3);
if (status_ == Oxygen::Hovered) {
// grad7.setColorAt(0, QColor(0, 91, 0, 144));
// grad7.setColorAt(1, QColor(0, 91, 0, 144));
grad8.setColorAt(0, QColor(155, 121, 0, 155));
grad8.setColorAt(1, QColor(155, 121, 0, 155));
} else if (status_ == Oxygen::Normal) {
// grad7.setColorAt(0, QColor(0, 0, 0, 144));
// grad7.setColorAt(1, QColor(0, 0, 0, 144));
grad8.setColorAt(0, QColor(0, 0, 0, 30));
grad8.setColorAt(1, QColor(0, 0, 0, 30));
} else if (status_ == Oxygen::Pressed){ //Pressed
// grad7.setColorAt(0, Qt::yellow);
// grad7.setColorAt(1, Qt::yellow);
grad8.setColorAt(0, Qt::yellow);
grad8.setColorAt(1, Qt::yellow);
}
painter.setBrush(grad8);
painter.translate(2.0, 4.5);
painter.setPen(Qt::NoPen);
painter.drawRoundRect(0, 0, 6, 1, 0, 0);
// painter.translate(3.5, -2.5);
// painter.setBrush(grad7);
// painter.rotate(90);
// painter.drawRoundRect(0, 0, 6, 1, 0, 0);
painter.restore();
} else if (type_ == Oxygen::ButtonHelp){
//Draw the red 'x'
painter.save();
// QLinearGradient grad7;
// grad7.setStart(0,0);
// grad7.setFinalStop(3, 7);
grad8.setStart(0,0);
grad8.setFinalStop(7, 3);
if (status_ == Oxygen::Hovered) {
// grad7.setColorAt(0, QColor(0, 91, 0, 144));
// grad7.setColorAt(1, QColor(0, 91, 0, 144));
grad8.setColorAt(0, QColor(155, 121, 0, 155));
grad8.setColorAt(1, QColor(155, 121, 0, 155));
} else if (status_ == Oxygen::Normal) {
// grad7.setColorAt(0, QColor(0, 0, 0, 144));
// grad7.setColorAt(1, QColor(0, 0, 0, 144));
grad8.setColorAt(0, QColor(0, 0, 0, 30));
grad8.setColorAt(1, QColor(0, 0, 0, 30));
} else if (status_ == Oxygen::Pressed){ //Pressed
// grad7.setColorAt(0, Qt::yellow);
// grad7.setColorAt(1, Qt::yellow);
grad8.setColorAt(0, Qt::yellow);
grad8.setColorAt(1, Qt::yellow);
}
//This code has been picked up by a drawing made with inkscape
QPolygonF questionMark;
questionMark << QPointF(37.918475,94.451027) << QPointF(36.026474,85.486156)
<< QPointF(36.772553,75.80096) << QPointF(41.423128,66.688939)
<< QPointF(49.497475,61.402536) << QPointF(58.596523,56.663413)
<< QPointF(68.690373,56.194458) << QPointF(78.505617,59.46141)
<< QPointF(86.699378,68.158973) << QPointF(90.881465,78.404561)
<< QPointF(90.345804,89.078756) << QPointF(88.320755,95.66811)
<< QPointF(81.408421,102.0783) << QPointF(69.198471,108.7171)
<< QPointF(64.91,116.86) << QPointF(63.067541,120.47646)
<< QPointF(62.467671,131.84155) << QPointF(62.6367,146.0);
QMatrix inkscapeMatrix(0.09245,0,0,0.0916,-3.2868,-5.1);
painter.translate(2.0, 4.5);
painter.setWorldMatrix(inkscapeMatrix);
// painter.setBrush(grad8);
QPen oxyPen; // creates a default pen
oxyPen.setStyle(Qt::DashDotLine);
oxyPen.setWidth(5);
oxyPen.setBrush(grad8);
oxyPen.setCapStyle(Qt::RoundCap);
oxyPen.setJoinStyle(Qt::RoundJoin);
painter.setPen(oxyPen);
// painter.setPen(grad8);
painter.drawPolygon(questionMark);
// painter.drawRoundRect(0, 0, 6, 1, 0, 0);
// painter.translate(3.5, -2.5);
// painter.setBrush(grad7);
// painter.rotate(90);
// painter.drawRoundRect(0, 0, 6, 1, 0, 0);
painter.restore();
}
//light
QPainterPath path3;
path3.addEllipse(1.5, 0.5, 7.0, 6.0);
painter.fillPath(path3, brush3);
if (type_ == Oxygen::ButtonMax) {
painter.save();
painter.setBrush(grad8);
painter.translate(2.0, 4.5);
painter.setPen(Qt::NoPen);
painter.drawRoundRect(0, 0, 6, 1, 0, 0);
painter.translate(3.5, -2.5);
painter.setBrush(grad7);
painter.rotate(90);
painter.drawRoundRect(0, 0, 6, 1, 0, 0);
painter.restore();
}
// QPainter painter(this);
//
// if (!OxygenFactory::initialized()) return;
//
// QPalette palette;
// int dx, dy;
//
// // paint a plain box with border
// palette = KDecoration::options()->palette(KDecoration::ColorFrame, client_->isActive());
// painter.fillRect(rect(), palette.button());
//
// if (type_ == ButtonMenu) {
// // we paint the mini icon (which is 16 pixels high)
// dx = (width() - 16) / 2;
// dy = (height() - 16) / 2;
// //PORT qt4 painter.drawPixmap(dx, dy, client_->icon().pixmap(QIcon::Small, QIcon::Normal));
// } else {
// // painter->fillRect(rect(), palette.button());
// int x,y,w,h;
// rect().getRect(&x, &y, &w, &h);
// painter.setBrush(palette.dark());
// painter.drawEllipse(x, y, w, h);
//
// if (deco_) {
// // otherwise we paint the deco
// dx = (width() - DECOSIZE) / 2;
// dy = (height() - DECOSIZE) / 2;
// painter.setBrush(palette.dark());
// painter.drawPixmap(dx, dy, *deco_);
// }
// }
}
} //namespace Oxygen
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