Differential D13525 Diff 37076 plugins/dockers/gamutmask/KisGamutMaskChooser.cpp

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plugins/dockers/gamutmask/KisGamutMaskChooser.cpp

This file was added.

		1		#include "KisGamutMaskChooser.h"
		2
		3		#include <QWidget>
		4		#include <QVBoxLayout>
		5		#include <QAbstractItemDelegate>
		6
		7		#include <KoResourceServer.h>
		8		#include <KoResourceServerProvider.h>
		9		#include <KoResourceItemChooser.h>
		10		#include <KoResourceServerAdapter.h>
		11
		12
		13		/// The resource item delegate for rendering the resource preview
		14		class KisGamutMaskDelegate: public QAbstractItemDelegate
		15		{
		16		public:
		17		KisGamutMaskDelegate(QObject * parent = 0) : QAbstractItemDelegate(parent) {}
		18		~KisGamutMaskDelegate() override {}
		19		/// reimplemented
		20		void paint(QPainter *, const QStyleOptionViewItem &, const QModelIndex &) const override;
		21		/// reimplemented
		22		QSize sizeHint(const QStyleOptionViewItem & option, const QModelIndex &) const override {
		23		return option.decorationSize;
		24		}
		25		};
		26
		27		void KisGamutMaskDelegate::paint(QPainter * painter, const QStyleOptionViewItem & option, const QModelIndex & index) const
		28		{
		29		painter->save();
		30		painter->setRenderHint(QPainter::SmoothPixmapTransform, true);
		31
		32		if (!index.isValid())
		33		return;
		34
		35		KoResource* resource = static_cast<KoResource*>(index.internalPointer());
		36		KoGamutMask* mask = static_cast<KoGamutMask*>(resource);
		37
		38		if (!mask) {
		39		return;
		40		}
		41
		42		QImage preview = mask->image();
		43
		44		if(preview.isNull()) {
		45		return;
		46		}
		47
		48		QRect paintRect = option.rect.adjusted(1, 1, -1, -1);
		49		painter->drawImage(paintRect.x(), paintRect.y(),
		50		preview.scaled(paintRect.size(), Qt::IgnoreAspectRatio, Qt::SmoothTransformation));
		51		painter->restore();
		52		}
		53
		54
		55		KisGamutMaskChooser::KisGamutMaskChooser(QWidget *parent) : QWidget(parent)
		56		{
		57		KoResourceServer<KoGamutMask>* rServer = KoResourceServerProvider::instance()->gamutMaskServer();
		58		QSharedPointer<KoAbstractResourceServerAdapter> adapter(new KoResourceServerAdapter<KoGamutMask>(rServer));
		59		m_itemChooser = new KoResourceItemChooser(adapter, this);
		60		m_itemChooser->setItemDelegate(new KisGamutMaskDelegate(this));
		61		m_itemChooser->showTaggingBar(true);
		62		m_itemChooser->showButtons(false);
		63
		64		QVBoxLayout* layout = new QVBoxLayout(this);
		65		layout->setContentsMargins(0,0,0,0);
		66
		67		layout->addWidget(m_itemChooser);
		68		setLayout(layout);
		69
		70		connect(m_itemChooser, SIGNAL(resourceSelected(KoResource)), this, SLOT(resourceSelected(KoResource)));
		71		}
		72
		73		KisGamutMaskChooser::~KisGamutMaskChooser()
		74		{
		75
		76		}
		77
		78		void KisGamutMaskChooser::resourceSelected(KoResource* resource)
		79		{
		80		emit sigGamutMaskSelected(static_cast<KoGamutMask*>(resource));
		81		}