qoutlinemapper.cpp File Reference

#include "qoutlinemapper_p.h"
#include <private/qpainterpath_p.h>
#include "qmath.h"
#include <stdlib.h>

Go to the source code of this file.

Macros
#define	qreal_to_fixed_26_6(f)   (int(f * 64))

Functions
static const QRectF	boundingRect (const QPointF *points, int pointCount)

Variables
static const qreal	aliasedCoordinateDelta = 0.5 - 0.015625

Macro Definition Documentation

qreal_to_fixed_26_6

#define qreal_to_fixed_26_6

(

f

)

(int(f * 64))

Definition at line 52 of file qoutlinemapper.cpp.

Referenced by QOutlineMapper::convertElements().

Function Documentation

boundingRect()

static const QRectF boundingRect ( const QPointF *  points, int  pointCount  )

static

Definition at line 57 of file qoutlinemapper.cpp.

Referenced by QAlphaPaintEnginePrivate::addPenWidth(), adjustedItemBoundingRect(), adjustedItemEffectiveBoundingRect(), QmlJSDebugger::QDeclarativeViewInspector::adjustToScreenBoundaries(), QFontMetrics::boundingRect(), QPainter::boundingRect(), QPrintPreviewWidgetPrivate::calcCurrentPage(), QGraphicsItemEffectSourcePrivate::deviceRect(), QWidgetEffectSourcePrivate::deviceRect(), QTextLayout::draw(), QPainterPrivate::draw_helper(), QPainterPrivate::drawStretchedGradient(), QGL2PaintEngineExPrivate::drawVertexArrays(), QPicturePaintEngine::end(), QOutlineMapper::endOutline(), QGraphicsViewPrivate::findItems(), QIntersectionFinder::hasIntersections(), QGraphicsScene::itemsBoundingRect(), QFontMetrics::operator!=(), QDecorationWindows::paintButton(), QDecorationDefault::paintButton(), QGraphicsView::paintEvent(), QWidgetPrivate::paintSiblingsRecursive(), QmlJSDebugger::LiveSelectionRectangle::rect(), QWidgetPrivate::screenGeometry(), QGLEllipseMaskGenerator::screenRect(), QX11WindowSurface::setGeometry(), QmlJSDebugger::LiveSelectionIndicator::setItems(), QWSServer::setMaxWindowRect(), QGraphicsItem::setTransformOriginPoint(), QGL2PEXVertexArray::stopCount(), QPolygon::swap(), QPainterPath::swap(), QPainter::testRenderHint(), QGraphicsView::updateScene(), QGraphicsScenePrivate::updateTouchPointsForItem(), and QRegion::xored().

{
    const QPointF *e = points;
    const QPointF *last = points + pointCount;
    qreal minx, maxx, miny, maxy;
    minx = maxx = e->x();
    miny = maxy = e->y();
    while (++e < last) {
        if (e->x() < minx)
            minx = e->x();
        else if (e->x() > maxx)
            maxx = e->x();
        if (e->y() < miny)
            miny = e->y();
        else if (e->y() > maxy)
            maxy = e->y();
    }
    return QRectF(QPointF(minx, miny), QPointF(maxx, maxy));
}

Variable Documentation

aliasedCoordinateDelta

const qreal aliasedCoordinateDelta = 0.5 - 0.015625

static

Definition at line 50 of file qoutlinemapper.cpp.