fdd473d31d
* consolidate the signal/slot connections in SvgPrivate::checkColorHints, and now the check is consistent on all paths (previously, it wasn't!) * missing (and possible cause of cache key ambiguity) separator in CACHE_ID_WITH_SIZE svn path=/trunk/KDE/kdelibs/; revision=1203346
123 lines
3.3 KiB
C++
123 lines
3.3 KiB
C++
/*
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* Copyright 2006-2010 Aaron Seigo <aseigo@kde.org>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU Library General Public License as
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* published by the Free Software Foundation; either version 2, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details
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*
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* You should have received a copy of the GNU Library General Public
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* License along with this program; if not, write to the
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* Free Software Foundation, Inc.,
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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*/
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#ifndef PLASMA_SVG_P_H
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#define PLASMA_SVG_P_H
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#include <QHash>
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#include <QSharedData>
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#include <QSvgRenderer>
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#include "ksharedptr.h"
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namespace Plasma
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{
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class Svg;
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class SharedSvgRenderer : public QSvgRenderer, public QSharedData
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{
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public:
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typedef KSharedPtr<SharedSvgRenderer> Ptr;
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SharedSvgRenderer(QObject *parent = 0);
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SharedSvgRenderer(
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const QString &filename,
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const QString &styleSheet,
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QHash<QString, QSize> &elementsWithSizeHints,
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QObject *parent = 0);
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SharedSvgRenderer(
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const QByteArray &contents,
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const QString &styleSheet,
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QHash<QString, QSize> &elementsWithSizeHints,
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QObject *parent = 0);
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private:
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bool load(
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const QByteArray &contents,
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const QString &styleSheet,
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QHash<QString, QSize> &elementsWithSizeHints);
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};
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class SvgPrivate
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{
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public:
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SvgPrivate(Svg *svg);
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~SvgPrivate();
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//This function is meant for the rects cache
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QString cacheId(const QString &elementId);
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//This function is meant for the pixmap cache
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QString cachePath(const QString &path, const QSize &size);
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bool setImagePath(const QString &imagePath);
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Theme *actualTheme();
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Theme *cacheAndColorsTheme();
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QPixmap findInCache(const QString &elementId, const QSizeF &s = QSizeF());
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void createRenderer();
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void eraseRenderer();
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QRectF elementRect(const QString &elementId);
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QRectF findAndCacheElementRect(const QString &elementId);
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QMatrix matrixForElement(const QString &elementId);
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void checkColorHints();
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//Folowing two are utility functions to snap rendered elements to the pixel grid
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//to and from are always 0 <= val <= 1
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qreal closestDistance(qreal to, qreal from);
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QRectF makeUniform(const QRectF &orig, const QRectF &dst);
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//Slots
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void themeChanged();
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void colorsChanged();
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static QHash<QString, SharedSvgRenderer::Ptr> s_renderers;
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static QWeakPointer<Theme> s_systemColorsCache;
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Svg *q;
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QWeakPointer<Theme> theme;
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QHash<QString, QRectF> localRectCache;
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QHash<QString, QSize> elementsWithSizeHints;
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SharedSvgRenderer::Ptr renderer;
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QString themePath;
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QString path;
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QSizeF size;
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QSizeF naturalSize;
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QChar styleCrc;
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unsigned int lastModified;
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bool multipleImages : 1;
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bool themed : 1;
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bool applyColors : 1;
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bool usesColors : 1;
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bool cacheRendering : 1;
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bool themeFailed : 1;
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};
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}
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#endif
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