kwin/libkwineffects/anidata.cpp

213 lines
8.3 KiB
C++

/********************************************************************
KWin - the KDE window manager
This file is part of the KDE project.
Copyright (C) 2011 Thomas Lübking <thomas.luebking@web.de>
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
*********************************************************************/
#include "anidata_p.h"
#include "logging_p.h"
QDebug operator<<(QDebug dbg, const KWin::AniData &a)
{
dbg.nospace() << a.debugInfo();
return dbg.space();
}
using namespace KWin;
static const int Gaussian = 46;
AniData::AniData()
{
attribute = AnimationEffect::Opacity;
windowType = (NET::WindowTypeMask)0;
duration = time = meta = startTime = 0;
waitAtSource = keepAtTarget = false;
}
AniData::AniData(AnimationEffect::Attribute a, int meta, int ms, const FPx2 &to,
QEasingCurve curve, int delay, const FPx2 &from, bool waitAtSource, bool keepAtTarget )
{
attribute = a;
this->from = from;
this->to = to;
this->curve = curve;
duration = ms;
time = 0;
this->meta = meta;
this->waitAtSource = waitAtSource;
this->keepAtTarget = keepAtTarget;
startTime = AnimationEffect::clock() + delay;
}
AniData::AniData(const AniData &other)
{
attribute = other.attribute;
from = other.from;
to = other.to;
time = other.time;
duration = other.duration;
curve = other.curve;
customCurve = other.customCurve;
windowType = other.windowType;
meta = other.meta;
waitAtSource = other.waitAtSource;
keepAtTarget = other.keepAtTarget;
startTime = other.startTime;
}
static FPx2 fpx2(const QString &s, AnimationEffect::Attribute a)
{
bool ok; float f1, f2;
QStringList floats = s.split(QStringLiteral(","));
f1 = floats.at(0).toFloat(&ok);
if (!ok || (f1 < 0.0 && !( a == AnimationEffect::Position ||
a == AnimationEffect::Translation ||
a == AnimationEffect::Size ||
a == AnimationEffect::Rotation)) ) {
if (ok)
qCDebug(LIBKWINEFFECTS) << "Invalid value (must not be negative)" << s;
return FPx2();
}
bool forced_align = (floats.count() < 2);
if (forced_align)
f2 = f1;
else {
f2 = floats.at(1).toFloat(&ok);
if ( (forced_align = !ok || (f2 < 0.0 && !( a == AnimationEffect::Position ||
a == AnimationEffect::Translation ||
a == AnimationEffect::Size ||
a == AnimationEffect::Rotation))) )
f2 = f1;
}
if ( forced_align && a >= AnimationEffect::NonFloatBase )
qCDebug(LIBKWINEFFECTS) << "Generic Animations, WARNING: had to align second dimension of non-onedimensional attribute" << a;
return FPx2(f1, f2);
}
AniData::AniData(const QString &str) // format: WindowMask:Attribute:Meta:Duration:To:Shape:Delay:From
{
time = 0;
duration = 1; // invalidate
customCurve = 0; // Linear
QStringList animation = str.split(u':');
if (animation.count() < 5)
return; // at least window type, attribute, metadata, time and target is required
windowType = (NET::WindowTypeMask)animation.at(0).toUInt();
if (animation.at(1) == QStringLiteral("Opacity")) attribute = AnimationEffect::Opacity;
else if (animation.at(1) == QStringLiteral("Brightness")) attribute = AnimationEffect::Brightness;
else if (animation.at(1) == QStringLiteral("Saturation")) attribute = AnimationEffect::Saturation;
else if (animation.at(1) == QStringLiteral("Scale")) attribute = AnimationEffect::Scale;
else if (animation.at(1) == QStringLiteral("Translation")) attribute = AnimationEffect::Translation;
else if (animation.at(1) == QStringLiteral("Rotation")) attribute = AnimationEffect::Rotation;
else if (animation.at(1) == QStringLiteral("Position")) attribute = AnimationEffect::Position;
else if (animation.at(1) == QStringLiteral("Size")) attribute = AnimationEffect::Size;
else if (animation.at(1) == QStringLiteral("Clip")) attribute = AnimationEffect::Clip;
else {
qCDebug(LIBKWINEFFECTS) << "Invalid attribute" << animation.at(1);
return;
}
meta = animation.at(2).toUInt();
bool ok;
duration = animation.at(3).toInt(&ok);
if (!ok || duration < 0) {
qCDebug(LIBKWINEFFECTS) << "Invalid duration" << animation.at(3);
duration = 0;
return;
}
to = fpx2(animation.at(4), attribute);
if (animation.count() > 5) {
customCurve = animation.at(5).toInt();
if (customCurve < QEasingCurve::Custom)
curve.setType((QEasingCurve::Type)customCurve);
else if (customCurve == Gaussian)
curve.setCustomType(AnimationEffect::qecGaussian);
else
qCDebug(LIBKWINEFFECTS) << "Unknown curve type" << customCurve; // remains default, ie. linear
if (animation.count() > 6) {
int t = animation.at(6).toInt();
if (t < 0)
qCDebug(LIBKWINEFFECTS) << "Delay can not be negative" << animation.at(6);
else
time = t;
if (animation.count() > 7)
from = fpx2(animation.at(7), attribute);
}
}
if (!(from.isValid() || to.isValid())) {
duration = -1; // invalidate
return;
}
}
static QString attributeString(KWin::AnimationEffect::Attribute attribute)
{
switch (attribute) {
case KWin::AnimationEffect::Opacity: return QStringLiteral("Opacity");
case KWin::AnimationEffect::Brightness: return QStringLiteral("Brightness");
case KWin::AnimationEffect::Saturation: return QStringLiteral("Saturation");
case KWin::AnimationEffect::Scale: return QStringLiteral("Scale");
case KWin::AnimationEffect::Translation: return QStringLiteral("Translation");
case KWin::AnimationEffect::Rotation: return QStringLiteral("Rotation");
case KWin::AnimationEffect::Position: return QStringLiteral("Position");
case KWin::AnimationEffect::Size: return QStringLiteral("Size");
case KWin::AnimationEffect::Clip: return QStringLiteral("Clip");
default: return QStringLiteral(" ");
}
}
QList<AniData> AniData::list(const QString &str)
{
QList<AniData> newList;
QStringList list = str.split(u';', QString::SkipEmptyParts);
foreach (const QString &astr, list) {
newList << AniData(astr);
if (newList.last().duration < 0)
newList.removeLast();
}
return newList;
}
QString AniData::toString() const
{
QString ret = QString::number((uint)windowType) + QStringLiteral(":") + attributeString(attribute) + QStringLiteral(":") +
QString::number(meta) + QStringLiteral(":") + QString::number(duration) + QStringLiteral(":") +
to.toString() + QStringLiteral(":") + QString::number(customCurve) + QStringLiteral(":") +
QString::number(time) + QStringLiteral(":") + from.toString();
return ret;
}
QString AniData::debugInfo() const
{
return QStringLiteral("Animation: ") + attributeString(attribute) +
QStringLiteral("\n From: ") + from.toString() +
QStringLiteral("\n To: ") + to.toString() +
QStringLiteral("\n Started: ") + QString::number(AnimationEffect::clock() - startTime) + QStringLiteral("ms ago\n") +
QStringLiteral( " Duration: ") + QString::number(duration) + QStringLiteral("ms\n") +
QStringLiteral( " Passed: ") + QString::number(time) + QStringLiteral("ms\n") +
QStringLiteral( " Applying: ") + QString::number(windowType) + QStringLiteral("\n");
}