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Refactor a contentGeometry method out of generateFrameBackground

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Given the FrameData and the total size, we get to know where is the
contents going to be and gives us the information to extrapolate where to
put all the borders and corners.

Reviewed by David Edmundson
This commit is contained in:
Aleix Pol 2014-07-14 18:13:40 +02:00
parent d574f51108
commit a8b37129d0
2 changed files with 26 additions and 31 deletions
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56
src/plasma/framesvg.cpp
View File

@ -807,49 +807,43 @@ void FrameSvgPrivate::generateFrameBackground(FrameData *frame)
return;
}
const QSize contentSize(size.width() - frame->leftWidth - frame->rightWidth, size.height() - frame->topHeight - frame->bottomHeight);
frame->cachedBackground = QPixmap(size);
frame->cachedBackground.fill(Qt::transparent);
QPainter p(&frame->cachedBackground);
p.setCompositionMode(QPainter::CompositionMode_Source);
p.setRenderHint(QPainter::SmoothPixmapTransform);
paintCenter(p, frame, contentSize, size);
QRect contentRect = contentGeometry(frame, size);
paintCenter(p, frame, contentRect.size(), size);
int contentTop = 0;
int contentLeft = 0;
int rightOffset = contentSize.width();
int bottomOffset = contentSize.height();
if (frame->enabledBorders & FrameSvg::LeftBorder && q->hasElement(prefix % "left")) {
rightOffset += frame->leftWidth;
}
// Corners
if (frame->enabledBorders & FrameSvg::TopBorder) {
contentTop = frame->topHeight;
bottomOffset += frame->topHeight;
}
if (frame->enabledBorders & FrameSvg::LeftBorder) {
contentLeft = frame->leftWidth;
}
const int topOffset = 0;
const int leftOffset = 0;
paintCorner(p, frame, FrameSvg::LeftBorder|FrameSvg::TopBorder, QRect(leftOffset, topOffset, frame->leftWidth, frame->topHeight));
paintCorner(p, frame, FrameSvg::RightBorder|FrameSvg::TopBorder, QRect(rightOffset, topOffset, frame->rightWidth, frame->topHeight));
paintCorner(p, frame, FrameSvg::LeftBorder|FrameSvg::BottomBorder, QRect(leftOffset, bottomOffset, frame->leftWidth, frame->bottomHeight));
paintCorner(p, frame, FrameSvg::RightBorder|FrameSvg::BottomBorder, QRect(rightOffset, bottomOffset, frame->rightWidth, frame->bottomHeight));
paintCorner(p, frame, FrameSvg::LeftBorder|FrameSvg::TopBorder, QRect(QPoint(0, 0), QSize(frame->leftWidth, frame->topHeight)));
paintCorner(p, frame, FrameSvg::RightBorder|FrameSvg::TopBorder, QRect(QPoint(contentRect.right(), 0), QSize(frame->rightWidth, frame->topHeight)));
paintCorner(p, frame, FrameSvg::LeftBorder|FrameSvg::BottomBorder, QRect(QPoint(0, contentRect.bottom()), QSize(frame->leftWidth, frame->bottomHeight)));
paintCorner(p, frame, FrameSvg::RightBorder|FrameSvg::BottomBorder, QRect(contentRect.bottomRight(), QSize(frame->rightWidth, frame->bottomHeight)));
// Sides
const int leftHeight = q->elementSize(prefix % "left").height();
paintBorder(p, frame, FrameSvg::LeftBorder, QSize(frame->leftWidth, leftHeight), QRect(leftOffset, contentTop, frame->leftWidth, contentSize.height()));
paintBorder(p, frame, FrameSvg::RightBorder, QSize(frame->rightWidth, leftHeight), QRect(rightOffset, contentTop, frame->rightWidth, contentSize.height()));
paintBorder(p, frame, FrameSvg::LeftBorder, QSize(frame->leftWidth, leftHeight), QRect(QPoint(0, contentRect.top()), QSize(frame->leftWidth, contentRect.height())));
paintBorder(p, frame, FrameSvg::RightBorder, QSize(frame->rightWidth, leftHeight), QRect(contentRect.topRight(), QSize(frame->rightWidth, contentRect.height())));
const int topWidth = q->elementSize(prefix % "top").width();
paintBorder(p, frame, FrameSvg::TopBorder, QSize(topWidth, frame->topHeight), QRect(contentLeft, topOffset, contentSize.width(), frame->topHeight));
paintBorder(p, frame, FrameSvg::BottomBorder, QSize(topWidth, frame->bottomHeight), QRect(contentLeft, bottomOffset, contentSize.width(), frame->bottomHeight));
paintBorder(p, frame, FrameSvg::TopBorder, QSize(topWidth, frame->topHeight), QRect(QPoint(contentRect.left(), 0), QSize(contentRect.width(), frame->topHeight)));
paintBorder(p, frame, FrameSvg::BottomBorder, QSize(topWidth, frame->bottomHeight), QRect(contentRect.bottomLeft(), QSize(contentRect.width(), frame->bottomHeight)));
}
QRect FrameSvgPrivate::contentGeometry(FrameData* frame, const QSize& size) const
{
const QSize contentSize(size.width() - frame->leftWidth - frame->rightWidth, size.height() - frame->topHeight - frame->bottomHeight);
QRect contentRect(QPoint(0,0), contentSize);
if (frame->enabledBorders & FrameSvg::LeftBorder && q->hasElement(prefix % "left")) {
contentRect.translate(frame->leftWidth, 0);
}
// Corners
if (frame->enabledBorders & FrameSvg::TopBorder && q->hasElement(prefix % "top")) {
contentRect.translate(0, frame->topHeight);
}
return contentRect;
}
void FrameSvgPrivate::paintCenter(QPainter& p, FrameData* frame, const QSize& contentSize, const QSize& fullSize)

1
src/plasma/private/framesvg_p.h
View File

@ -152,6 +152,7 @@ public:
void paintCorner(QPainter& p, FrameData* frame, Plasma::FrameSvg::EnabledBorders border, const QRect& output) const;
void paintCenter(QPainter& p, FrameData* frame, const QSize& contentSize, const QSize& fullSize);
static QString borderToElementId(Plasma::FrameSvg::EnabledBorders borders);
QRect contentGeometry(FrameData* frame, const QSize& size) const;
Types::Location location;
QString prefix;