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/**************************************************************************
**
** This file is part of Qt Creator
**
** Copyright (c) 2009 Nokia Corporation and/or its subsidiary(-ies).
**
** Contact: Qt Software Information (qt-info@nokia.com)
**
** Commercial Usage
**
** Licensees holding valid Qt Commercial licenses may use this file in
** accordance with the Qt Commercial License Agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and Nokia.
**
** GNU Lesser General Public License Usage
**
** Alternatively, this file may be used under the terms of the GNU Lesser
** General Public License version 2.1 as published by the Free Software
** Foundation and appearing in the file LICENSE.LGPL included in the
** packaging of this file. Please review the following information to
** ensure the GNU Lesser General Public License version 2.1 requirements
** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
**
** If you are unsure which license is appropriate for your use, please
** contact the sales department at qt-sales@nokia.com.
**
**************************************************************************/
#include "stylehelper.h"
#include <QPixmapCache>
#include <QWidget>
#if QT_VERSION >= 0x040500
// Clamps float color values within (0, 255)
static int clamp(float x)
{
const int val = x > 255 ? 255 : static_cast<int>(x);
return val < 0 ? 0 : val;
}
// Clamps float color values within (0, 255)
/*
static int range(float x, int min, int max)
{
int val = x > max ? max : x;
return val < min ? min : val;
}
*/
qreal StyleHelper::sidebarFontSize()
{
#if defined(Q_OS_MAC)
return 9;
#else
return 7.5;
#endif
}
QPalette StyleHelper::sidebarFontPalette(const QPalette &original)
{
QPalette palette = original;
palette.setColor(QPalette::Active, QPalette::Text, panelTextColor());
palette.setColor(QPalette::Active, QPalette::WindowText, panelTextColor());
palette.setColor(QPalette::Inactive, QPalette::Text, panelTextColor().darker());
palette.setColor(QPalette::Inactive, QPalette::WindowText, panelTextColor().darker());
return palette;
}
QColor StyleHelper::panelTextColor()
{
//qApp->palette().highlightedText().color();
return Qt::white;
}
QColor StyleHelper::m_baseColor(0x606060);
QColor StyleHelper::baseColor()
{
return m_baseColor;
}
QColor StyleHelper::highlightColor()
{
QColor result = baseColor();
result.setHsv(result.hue(),
clamp(result.saturation()),
clamp(result.value() * 1.16));
return result;
}
QColor StyleHelper::shadowColor()
{
QColor result = baseColor();
result.setHsv(result.hue(),
clamp(result.saturation() * 1.1),
clamp(result.value() * 0.70));
return result;
}
QColor StyleHelper::borderColor()
{
QColor result = baseColor();
result.setHsv(result.hue(),
result.saturation(),
result.value() / 2);
return result;
}
void StyleHelper::setBaseColor(const QColor &color)
{
if (color.isValid() && color != m_baseColor) {
m_baseColor = color;
foreach (QWidget *w, QApplication::topLevelWidgets())
w->update();
}
}
static QColor mergedColors(const QColor &colorA, const QColor &colorB, int factor = 50)
{
const int maxFactor = 100;
QColor tmp = colorA;
tmp.setRed((tmp.red() * factor) / maxFactor + (colorB.red() * (maxFactor - factor)) / maxFactor);
tmp.setGreen((tmp.green() * factor) / maxFactor + (colorB.green() * (maxFactor - factor)) / maxFactor);
tmp.setBlue((tmp.blue() * factor) / maxFactor + (colorB.blue() * (maxFactor - factor)) / maxFactor);
return tmp;
}
void StyleHelper::verticalGradient(QPainter *painter, const QRect &spanRect, const QRect &clipRect)
{
QString key;
key.sprintf("mh_toolbar %d %d %d %d %d", spanRect.width(), spanRect.height(), clipRect.width(),
clipRect.height(), StyleHelper::baseColor().rgb());;
QPixmap pixmap;
QPainter *p = painter;
QRect rect = clipRect;
if (StyleHelper::usePixmapCache() && !QPixmapCache::find(key, pixmap)) {
pixmap = QPixmap(clipRect.size());
p = new QPainter(&pixmap);
rect = QRect(0, 0, clipRect.width(), clipRect.height());
}
QColor base = StyleHelper::baseColor();
QLinearGradient grad(spanRect.topRight(), spanRect.topLeft());
grad.setColorAt(0, highlightColor().lighter(120));
grad.setColorAt(0.9, highlightColor());
grad.setColorAt(0.901, base);
grad.setColorAt(1, shadowColor());
/* grad.setColorAt(0, highlightColor());
grad.setColorAt(0.301, base);
grad.setColorAt(1, shadowColor());*/
QColor light(255, 255, 255, 80);
p->fillRect(rect,base);
p->setPen(light);
p->drawLine(rect.topRight() - QPoint(1, 0), rect.bottomRight() - QPoint(1, 0));
if (StyleHelper::usePixmapCache() && !QPixmapCache::find(key, pixmap)) {
painter->drawPixmap(clipRect.topLeft(), pixmap);
p->end();
delete p;
QPixmapCache::insert(key, pixmap);
}
}
void StyleHelper::horizontalGradient(QPainter *painter, const QRect &spanRect, const QRect &clipRect)
{
QString key;
key.sprintf("mh_toolbar %d %d %d %d %d", spanRect.width(), spanRect.height(),
clipRect.width(), clipRect.height(), StyleHelper::baseColor().rgb());
QPixmap pixmap;
QPainter *p = painter;
QRect rect = clipRect;
if (StyleHelper::usePixmapCache() && !QPixmapCache::find(key, pixmap)) {
pixmap = QPixmap(clipRect.size());
p = new QPainter(&pixmap);
rect = QRect(0, 0, clipRect.width(), clipRect.height());
}
QColor base = StyleHelper::baseColor();
QLinearGradient grad(rect.topLeft(), rect.bottomLeft());
grad.setColorAt(0, highlightColor().lighter(120));
grad.setColorAt(0.2, highlightColor());
grad.setColorAt(0.301, base);
grad.setColorAt(1, shadowColor());
p->fillRect(rect, grad);
/* QLinearGradient shadowGradient(spanRect.topLeft(), spanRect.topRight());
shadowGradient.setColorAt(0, QColor(0, 0, 0, 30));
QColor highlight = highlightColor().lighter(130);
highlight.setAlpha(100);
shadowGradient.setColorAt(0.7, highlight);
shadowGradient.setColorAt(1, QColor(0, 0, 0, 40));
p->fillRect(rect, shadowGradient);*/
if (StyleHelper::usePixmapCache() && !QPixmapCache::find(key, pixmap)) {
painter->drawPixmap(clipRect.topLeft(), pixmap);
p->end();
delete p;
QPixmapCache::insert(key, pixmap);
}
}
void StyleHelper::menuGradient(QPainter *painter, const QRect &spanRect, const QRect &clipRect)
{
QString key;
key.sprintf("mh_toolbar %d %d %d %d %d", spanRect.width(), spanRect.height(), clipRect.width(),
clipRect.height(), StyleHelper::baseColor().rgb());;
QPixmap pixmap;
QPainter *p = painter;
QRect rect = clipRect;
if (StyleHelper::usePixmapCache() && !QPixmapCache::find(key, pixmap)) {
pixmap = QPixmap(clipRect.size());
p = new QPainter(&pixmap);
rect = QRect(0, 0, clipRect.width(), clipRect.height());
}
QLinearGradient grad(spanRect.topLeft(), spanRect.bottomLeft());
QColor menuColor = mergedColors(StyleHelper::baseColor(), QColor(240, 240, 240), 25);
grad.setColorAt(0, menuColor.lighter(112));
grad.setColorAt(1, menuColor);
p->fillRect(rect, grad);
if (StyleHelper::usePixmapCache() && !QPixmapCache::find(key, pixmap)) {
painter->drawPixmap(clipRect.topLeft(), pixmap);
p->end();
delete p;
QPixmapCache::insert(key, pixmap);
}
}
#endif
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