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Theme Editor: Restricted resizing/moving of graphical elements to integer coordinates

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git-svn-id: svn://svn.rockbox.org/rockbox/trunk@27737 a1c6a512-1295-4272-9138-f99709370657
This commit is contained in:
Robert Bieber 2010-08-06 20:06:56 +00:00
parent 87d2590bab
commit 76d1377d04
1 changed files with 12 additions and 6 deletions
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18
utils/themeeditor/graphics/rbmovable.cpp
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@ -23,6 +23,8 @@
#include <QPainter> #include <QPainter>
#include <QDebug> #include <QDebug>
#include <cmath>
#include "rbmovable.h" #include "rbmovable.h"
const double RBMovable::handleSize = 7; const double RBMovable::handleSize = 7;
@ -63,10 +65,10 @@ QVariant RBMovable::itemChange(GraphicsItemChange change, const QVariant &value)
QPointF pos = value.toPointF(); QPointF pos = value.toPointF();
QRectF bound = parentItem()->boundingRect(); QRectF bound = parentItem()->boundingRect();
pos.setX(qMax(0., pos.x())); pos.setX(qMax(0., floor(pos.x())));
pos.setX(qMin(pos.x(), bound.width() - boundingRect().width())); pos.setX(qMin(pos.x(), bound.width() - boundingRect().width()));
pos.setY(qMax(0., pos.y())); pos.setY(qMax(0., floor(pos.y())));
pos.setY(qMin(pos.y(), bound.height() - boundingRect().height())); pos.setY(qMin(pos.y(), bound.height() - boundingRect().height()));
@ -172,7 +174,8 @@ void RBMovable::mouseMoveEvent(QGraphicsSceneMouseEvent *event)
case TopLeft: case TopLeft:
/* Dragging from the top left corner */ /* Dragging from the top left corner */
absPos = event->pos() + pos(); absPos = event->pos() + pos();
dMouse = absPos - dragStartClick; dMouse = QPointF(floor(absPos.x() - dragStartClick.x()),
floor(absPos.y() - dragStartClick.y()));
dPos.setX(qMin(dMouse.x(), dWidthMax)); dPos.setX(qMin(dMouse.x(), dWidthMax));
dPos.setX(qMax(dPos.x(), dWidthMin)); dPos.setX(qMax(dPos.x(), dWidthMin));
@ -192,7 +195,8 @@ void RBMovable::mouseMoveEvent(QGraphicsSceneMouseEvent *event)
case TopRight: case TopRight:
/* Dragging from the top right corner */ /* Dragging from the top right corner */
absPos = event->pos() + pos(); absPos = event->pos() + pos();
dMouse = absPos - dragStartClick; dMouse = QPointF(floor(absPos.x() - dragStartClick.x()),
floor(absPos.y() - dragStartClick.y()));
dPos.setX(qMin(dMouse.x(), dWidthMax)); dPos.setX(qMin(dMouse.x(), dWidthMax));
dPos.setX(qMax(dPos.x(), dWidthMin)); dPos.setX(qMax(dPos.x(), dWidthMin));
@ -212,7 +216,8 @@ void RBMovable::mouseMoveEvent(QGraphicsSceneMouseEvent *event)
case BottomLeft: case BottomLeft:
/* Dragging from the bottom left corner */ /* Dragging from the bottom left corner */
absPos = event->pos() + pos(); absPos = event->pos() + pos();
dMouse = absPos - dragStartClick; dMouse = QPointF(floor(absPos.x() - dragStartClick.x()),
floor(absPos.y() - dragStartClick.y()));
dPos.setX(qMin(dMouse.x(), dWidthMax)); dPos.setX(qMin(dMouse.x(), dWidthMax));
dPos.setX(qMax(dPos.x(), dWidthMin)); dPos.setX(qMax(dPos.x(), dWidthMin));
@ -230,7 +235,8 @@ void RBMovable::mouseMoveEvent(QGraphicsSceneMouseEvent *event)
case BottomRight: case BottomRight:
/* Dragging from the bottom right corner */ /* Dragging from the bottom right corner */
absPos = event->pos() + pos(); absPos = event->pos() + pos();
dMouse = absPos - dragStartClick; dMouse = QPointF(floor(absPos.x() - dragStartClick.x()),
floor(absPos.y() - dragStartClick.y()));
dPos.setX(qMin(dMouse.x(), dWidthMax)); dPos.setX(qMin(dMouse.x(), dWidthMax));
dPos.setX(qMax(dPos.x(), dWidthMin)); dPos.setX(qMax(dPos.x(), dWidthMin));