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// ****************************************************************************
// Project: GUYMAGER
// ****************************************************************************
// Programmer: Guy Voncken
// Police Grand-Ducale
// Service de Police Judiciaire
// Section Nouvelles Technologies
// ****************************************************************************
// Module: t_ItemDelegate is responsible for displaying the cells
// in t_Table.
// ****************************************************************************
// Copyright 2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015, 2016, 2017,
// 2018, 2019, 2020
// Guy Voncken
//
// This file is part of Guymager.
//
// Guymager 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.
//
// Guymager 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 Guymager. If not, see <http://www.gnu.org/licenses/>.
#if (QT_VERSION >= 0x050000)
#include <QtWidgets> //lint !e537 Repeated include
#else
#include <QtGui> //lint !e537 Repeated include
#endif
#include <QFontMetrics>
#include "common.h"
#include "itemdelegate.h"
#include <device.h>
#include <config.h>
class t_ItemDelegateLocal
{
public:
};
t_ItemDelegate::t_ItemDelegate (QObject *pParent)
: QItemDelegate (pParent)
{
static bool Initialised = false;
if (!Initialised)
{
CHK_EXIT (TOOL_ERROR_REGISTER_CODE (ERROR_ITEMDELEGATE_BAD_DISPLAY_TYPE))
Initialised = true;
}
pOwn = new t_ItemDelegateLocal;
}
t_ItemDelegate::~t_ItemDelegate ()
{
delete pOwn;
}
// PaintDefaults: default background & cursor painting
// ---------------------------------------------------
void t_ItemDelegate::PaintDefaults (QPainter *pPainter, const QStyleOptionViewItem &Option, const QModelIndex &Index, QColor &ColorPen) const
{
QPalette::ColorGroup ColorGroup;
ColorGroup = Option.state & QStyle::State_Enabled ? QPalette::Normal : QPalette::Disabled;
if (ColorGroup == QPalette::Normal && !(Option.state & QStyle::State_Active))
ColorGroup = QPalette::Inactive;
if (Option.state & QStyle::State_Selected)
{
pPainter->fillRect (Option.rect, Option.palette.brush (ColorGroup, QPalette::Highlight));
ColorPen = Option.palette.color (ColorGroup, QPalette::HighlightedText);
}
else
{
QVariant Variant = Index.data (Qt::BackgroundRole);
pPainter->fillRect (Option.rect, Variant.value<QBrush>());
ColorPen = Option.palette.color (ColorGroup, QPalette::Text);
}
}
void t_ItemDelegate::PaintProgress (QPainter *pPainter, const QStyleOptionViewItem &Option, const QModelIndex &Index) const
{
t_pDevice pDev;
QRect BarRect;
QRect TextRect;
QColor ColorPen;
double ProgressFactor;
int BarSep;
pPainter->save();
PaintDefaults (pPainter, Option, Index, ColorPen);
pDev = (t_pDevice) Index.data(DeviceRole).value<void *>();
if (!pDev->StartTimestamp.isNull())
{
ProgressFactor = Index.data (Qt::DisplayRole).toDouble();
BarSep = Option.rect.height() - pPainter->fontMetrics().ascent(); // Keep enough space above bar for percentage count
BarRect = Option.rect;
BarRect.adjust (10, BarSep, -10, -4); // keep progress bar rectangle at 10 px from left and right and 4 px from bottom
pPainter->setBrush (Qt::NoBrush);
pPainter->setPen (ColorPen);
pPainter->drawRect (BarRect);
TextRect = Option.rect;
TextRect.setHeight (BarSep + pPainter->fontMetrics().descent()/2); // As we only show now numbers and thus not use the descent space (unlike g, j etc.) we move down the text a bit to make it appear vertically centered in the foreseen text area
pPainter->drawText (TextRect, Qt::AlignHCenter | Qt::AlignCenter, QString ("%1%") .arg ((int)(ProgressFactor*100)) );
pPainter->setBrush (ColorPen);
pPainter->setPen (Qt::NoPen);
BarRect.setWidth ((int) (BarRect.width() * ProgressFactor));
pPainter->drawRect (BarRect);
}
pPainter->restore ();
}
static void ItemDelegateStateCircleParams (const QStyleOptionViewItem &Option, int *pCenterDistance, int *pDiameter=nullptr)
{
int Diameter;
Diameter = Option.rect.height() / 2;
if (pCenterDistance) *pCenterDistance = (Diameter * 3) / 4;
if (pDiameter ) *pDiameter = Diameter;
}
void t_ItemDelegate::PaintState (QPainter *pPainter, const QStyleOptionViewItem &Option, const QModelIndex &Index) const
{
QColor ColorPen;
QString StateStr;
QStyleOptionViewItem OptionModified (Option);
QRect *pDrawRect;
int CircleDiameter;
int CircleCenterDistance;
t_CfgColor CircleColor;
QRect CircleRect;
t_pDevice pDev;
pPainter->save();
PaintDefaults (pPainter, Option, Index, ColorPen);
pDev = (t_pDevice) Index.data(DeviceRole).value<void *>();
switch (pDev->GetState())
{
case t_Device::Idle : CircleColor = COLOR_STATE_IDLE; break;
case t_Device::Queued : CircleColor = COLOR_STATE_QUEUED; break;
case t_Device::Acquire : CircleColor = COLOR_STATE_ACQUIRE; break;
case t_Device::Launch : CircleColor = COLOR_STATE_ACQUIRE; break;
case t_Device::LaunchPaused : CircleColor = COLOR_STATE_ACQUIRE_PAUSED; break;
case t_Device::AcquirePaused: CircleColor = COLOR_STATE_ACQUIRE_PAUSED; break;
case t_Device::Verify : CircleColor = COLOR_STATE_VERIFY; break;
case t_Device::VerifyPaused : CircleColor = COLOR_STATE_VERIFY_PAUSED; break;
case t_Device::Cleanup : CircleColor = COLOR_STATE_CLEANUP; break;
case t_Device::Finished : if (pDev->HashMatch())
{
if (pDev->Duplicate && (pDev->Error.Get(1) || pDev->Error.Get(2)))
CircleColor = COLOR_STATE_FINISHED_DUPLICATE_FAILED;
else CircleColor = COLOR_STATE_FINISHED;
}
else
{
CircleColor = COLOR_STATE_FINISHED_BADVERIFY;
}
break;
case t_Device::Aborted : if (pDev->Error.Get()==t_Device::t_Error::UserRequest)
CircleColor = COLOR_STATE_ABORTED_USER;
else CircleColor = COLOR_STATE_ABORTED_OTHER;
break;
default: CircleColor = COLOR_STATE_IDLE;
}
// Draw circle and text
// --------------------
if (!pDev->Local)
{
pPainter->setBrush (QBrush (CONFIG_COLOR(CircleColor)));
ItemDelegateStateCircleParams (Option, &CircleCenterDistance, &CircleDiameter);
pDrawRect = &OptionModified.rect;
CircleRect.setSize (QSize (CircleDiameter, CircleDiameter));
CircleRect.moveCenter (QPoint(pDrawRect->left() + CircleCenterDistance,
pDrawRect->top () - 1 + pDrawRect->height()/2));
pPainter->setPen (ColorPen);
pPainter->drawEllipse (CircleRect);
pDrawRect->setLeft (OptionModified.rect.left() + 2*CircleCenterDistance); // Shift text origin to the right of the circle
}
QItemDelegate::paint (pPainter, OptionModified, Index);
pPainter->restore ();
}
void t_ItemDelegate::paint (QPainter *pPainter, const QStyleOptionViewItem &Option, const QModelIndex &Index) const
{
int DisplayType;
DisplayType = Index.data(t_ItemDelegate::DisplayTypeRole).toInt();
switch (DisplayType)
{
case DISPLAYTYPE_STANDARD: QItemDelegate::paint (pPainter, Option, Index); break;
case DISPLAYTYPE_PROGRESS: PaintProgress (pPainter, Option, Index); break;
case DISPLAYTYPE_STATE: PaintState (pPainter, Option, Index); break;
default:
CHK_EXIT (ERROR_ITEMDELEGATE_BAD_DISPLAY_TYPE)
}
}
QSize t_ItemDelegate::sizeHint (const QStyleOptionViewItem &Option, const QModelIndex &Index) const
{
int DisplayType;
int MinColWidth;
int StateCircleCenterDistance;
QSize SizeHint;
DisplayType = Index.data(t_ItemDelegate::DisplayTypeRole).toInt();
switch (DisplayType)
{
case DISPLAYTYPE_STANDARD: MinColWidth = Index.data (t_ItemDelegate::MinColWidthRole).toInt();
return QItemDelegate::sizeHint (Option, Index).expandedTo (QSize(MinColWidth, 0));
case DISPLAYTYPE_PROGRESS: return QSize (10, 10); // Dummy size; Anyway, as the column title is bigger that width will be used.
case DISPLAYTYPE_STATE : MinColWidth = Index.data (t_ItemDelegate::MinColWidthRole).toInt();
ItemDelegateStateCircleParams (Option, &StateCircleCenterDistance);
SizeHint = QItemDelegate::sizeHint (Option, Index);
SizeHint.rwidth() += 2 * StateCircleCenterDistance;
return SizeHint.expandedTo (QSize(MinColWidth, 0));
default: CHK_EXIT (ERROR_ITEMDELEGATE_BAD_DISPLAY_TYPE)
}
return QSize();
}
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