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Initial import of grouped playlists - NOT FINISHED

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craig
2012-03-16 22:33:34 +00:00
committed by craig
parent 51b950ca2f
commit c7df4c5160
32 changed files with 1532 additions and 1011 deletions
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162
widgets/actionitemdelegate.cpp Normal file
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/*
* Cantata
*
* Copyright (c) 2011-2012 Craig Drummond <craig.p.drummond@gmail.com>
*
* ----
*
* 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; see the file COPYING. If not, write to
* the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
* Boston, MA 02110-1301, USA.
*/
#include "actionitemdelegate.h"
#include "itemview.h"
#include <QtGui/QPainter>
#include <QtGui/QAction>
#include <QtGui/QPixmap>
#include <QtGui/QIcon>
const int ActionItemDelegate::constBorder = 1;
const int ActionItemDelegate::constActionBorder = 4;
const int ActionItemDelegate::constActionIconSize=16;
QRect ActionItemDelegate::calcActionRect(bool rtl, bool iconMode, const QRect &rect)
{
return rtl
? iconMode
? QRect(rect.x()+constActionBorder,
rect.y()+constActionBorder,
constActionIconSize, constActionIconSize)
: QRect(rect.x()+constActionBorder,
rect.y()+((rect.height()-constActionIconSize)/2),
constActionIconSize, constActionIconSize)
: iconMode
? QRect(rect.x()+rect.width()-(constActionIconSize+constActionBorder),
rect.y()+constActionBorder,
constActionIconSize, constActionIconSize)
: QRect(rect.x()+rect.width()-(constActionIconSize+constActionBorder),
rect.y()+((rect.height()-constActionIconSize)/2),
constActionIconSize, constActionIconSize);
}
void ActionItemDelegate::adjustActionRect(bool rtl, bool iconMode, QRect &rect)
{
if (rtl) {
if (iconMode) {
rect.adjust(0, constActionIconSize+constActionBorder, 0, constActionIconSize+constActionBorder);
} else {
rect.adjust(constActionIconSize+constActionBorder, 0, constActionIconSize+constActionBorder, 0);
}
} else {
if (iconMode) {
rect.adjust(0, constActionIconSize+constActionBorder, 0, constActionIconSize+constActionBorder);
} else {
rect.adjust(-(constActionIconSize+constActionBorder), 0, -(constActionIconSize+constActionBorder), 0);
}
}
}
bool ActionItemDelegate::hasActions(const QModelIndex &index, int actLevel)
{
if (actLevel<0) {
return true;
}
int level=0;
QModelIndex idx=index;
while(idx.parent().isValid()) {
if (++level>actLevel) {
return false;
}
idx=idx.parent();
}
return true;
}
// static QPainterPath buildPath(const QRectF &r, double radius)
// {
// QPainterPath path;
// double diameter(radius*2);
//
// path.moveTo(r.x()+r.width(), r.y()+r.height()-radius);
// path.arcTo(r.x()+r.width()-diameter, r.y(), diameter, diameter, 0, 90);
// path.arcTo(r.x(), r.y(), diameter, diameter, 90, 90);
// path.arcTo(r.x(), r.y()+r.height()-diameter, diameter, diameter, 180, 90);
// path.arcTo(r.x()+r.width()-diameter, r.y()+r.height()-diameter, diameter, diameter, 270, 90);
// return path;
// }
static void drawBgnd(QPainter *painter, const QRect &rx)
{
QRectF r(rx.x()-0.5, rx.y()-0.5, rx.width()+1, rx.height()+1);
QPainterPath p;//(buildPath(r, r.width()/2.0));
QColor c(Qt::white);
p.addEllipse(r);
painter->setRenderHint(QPainter::Antialiasing, true);
c.setAlphaF(0.75);
painter->fillPath(p, c);
// c.setAlphaF(0.95);
// painter->setPen(c);
// painter->drawPath(p);
painter->setRenderHint(QPainter::Antialiasing, false);
}
void ActionItemDelegate::drawIcons(QPainter *painter, const QRect &r, bool mouseOver, bool rtl, bool iconMode, const QModelIndex &index) const
{
double opacity=painter->opacity();
if (!mouseOver) {
painter->setOpacity(opacity*0.2);
}
QRect actionRect=calcActionRect(rtl, iconMode, r);
if (act1) {
QPixmap pix=act1->icon().pixmap(QSize(constActionIconSize, constActionIconSize));
if (!pix.isNull() && actionRect.width()>=pix.width()/* && r.x()>=0 && r.y()>=0*/) {
drawBgnd(painter, actionRect);
painter->drawPixmap(actionRect.x()+(actionRect.width()-pix.width())/2,
actionRect.y()+(actionRect.height()-pix.height())/2, pix);
}
}
if (act1 && act2) {
adjustActionRect(rtl, iconMode, actionRect);
QPixmap pix=act2->icon().pixmap(QSize(constActionIconSize, constActionIconSize));
if (!pix.isNull() && actionRect.width()>=pix.width()/* && r.x()>=0 && r.y()>=0*/) {
drawBgnd(painter, actionRect);
painter->drawPixmap(actionRect.x()+(actionRect.width()-pix.width())/2,
actionRect.y()+(actionRect.height()-pix.height())/2, pix);
}
}
if (act1 && act2 && toggle) {
QString iconName=index.data(ItemView::Role_ToggleIconName).toString();
if (!iconName.isEmpty()) {
adjustActionRect(rtl, iconMode, actionRect);
QPixmap pix=QIcon::fromTheme(iconName).pixmap(QSize(constActionIconSize, constActionIconSize));
if (!pix.isNull() && actionRect.width()>=pix.width()/* && r.x()>=0 && r.y()>=0*/) {
drawBgnd(painter, actionRect);
painter->drawPixmap(actionRect.x()+(actionRect.width()-pix.width())/2,
actionRect.y()+(actionRect.height()-pix.height())/2, pix);
}
}
}
if (!mouseOver) {
painter->setOpacity(opacity);
}
}