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Code Issues Releases Activity

Added the border parameter to the svg image provider

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it's useful to extent the image by 1 pixel sometimes,
so the AA area is not clipped.
This commit is contained in:
Dmytro Poplavskiy 2012-09-11 15:19:19 +10:00
parent 18a9ad3aa8
commit 53d8fa4666
1 changed files with 8 additions and 2 deletions
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10
ground/openpilotgcs/src/libs/utils/svgimageprovider.cpp
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@ -70,6 +70,7 @@ QSvgRenderer *SvgImageProvider::loadRenderer(const QString &svgFile)
Supported id format: fileName[!elementName[?parameters]]
where parameters may be:
vslice=1:2;hslice=2:4 - use the 3rd horizontal slice of total 4 slices, slice numbering starts from 0
borders=1 - 1 pixel wide transparent border
requestedSize is related to the whole element size, even if slice is requested.
@ -101,6 +102,7 @@ QImage SvgImageProvider::requestImage(const QString &id, QSize *size, const QSiz
int hSlice = 0;
int vSlicesCount = 0;
int vSlice = 0;
int border = 0;
if (!parameters.isEmpty()) {
QRegExp hSliceRx("hslice=(\\d+):(\\d+)");
if (hSliceRx.indexIn(parameters) != -1) {
@ -112,6 +114,10 @@ QImage SvgImageProvider::requestImage(const QString &id, QSize *size, const QSiz
vSlice = vSliceRx.cap(1).toInt();
vSlicesCount = vSliceRx.cap(2).toInt();
}
QRegExp borderRx("border=(\\d+)");
if (borderRx.indexIn(parameters) != -1) {
border = borderRx.cap(1).toInt();
}
}
if (size)
@ -165,14 +171,14 @@ QImage SvgImageProvider::requestImage(const QString &id, QSize *size, const QSiz
h = (h*(vSlice+1))/vSlicesCount - y;
}
QImage img(w, h, QImage::Format_ARGB32_Premultiplied);
QImage img(w+border*2, h+border*2, QImage::Format_ARGB32_Premultiplied);
img.fill(0);
QPainter p(&img);
p.setRenderHints(QPainter::TextAntialiasing |
QPainter::Antialiasing |
QPainter::SmoothPixmapTransform);
p.translate(-x,-y);
p.translate(-x+border,-y+border);
renderer->render(&p, element, QRectF(0, 0, elementWidth, elementHeigh));
if (size)