icons draw text now, moved corner items to qaction based objects, and support 4 corners. still a bit messy.
svn path=/trunk/KDE/kdebase/workspace/libs/plasma/; revision=690398
This commit is contained in:
Matt Broadstone
parent
23c1f996d2
commit
55be0c7a1c
408
widgets/icon.cpp
408
widgets/icon.cpp
@ -43,19 +43,14 @@
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namespace Plasma
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{
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class Icon::Private
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class PrivateSvgInfo
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{
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public:
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Private()
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: size(128*1.1, 128*1.1),
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iconSize(128, 128),
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state(Private::NoState),
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svg("widgets/iconbutton"),
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svgElements(0),
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button1AnimId(0)
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PrivateSvgInfo()
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: svg("widgets/iconbutton"),
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svgElements(0)
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{
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svg.setContentType(Plasma::Svg::ImageSet);
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svg.resize(size);
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//TODO: recheck when svg changes
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checkSvgElements();
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@ -98,12 +93,37 @@ class Icon::Private
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if (svg.elementExists("minibutton-pressed")) {
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svgElements |= SvgMinibuttonPressed;
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}
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button1Pressed = false;
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button1Hovered = false;
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}
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~Private() {}
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enum {
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NoSvg = 0,
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SvgBackground = 1,
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SvgBackgroundHover = 2,
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SvgBackgroundPressed = 4,
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SvgForeground = 8,
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SvgForegroundHover = 16,
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SvgForegroundPressed = 32,
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SvgMinibutton = 64,
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SvgMinibuttonHover = 256,
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SvgMinibuttonPressed = 128
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};
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Svg svg;
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int svgElements;
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};
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class Icon::Private : public PrivateSvgInfo
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{
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public:
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Private()
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: size(128*1.1, 128*1.1),
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iconSize(128, 128),
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state(Private::NoState)
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{
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svg.resize(size);
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}
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enum ButtonState
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{
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NoState,
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@ -111,33 +131,212 @@ class Icon::Private
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PressedState
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};
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enum { NoSvg = 0,
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SvgBackground = 1,
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SvgBackgroundHover = 2,
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SvgBackgroundPressed = 4,
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SvgForeground = 8,
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SvgForegroundHover = 16,
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SvgForegroundPressed = 32,
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SvgMinibutton = 64,
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SvgMinibuttonHover = 256,
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SvgMinibuttonPressed = 128};
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// KUrl url;
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QString text;
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QSizeF size;
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QSizeF iconSize;
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QIcon icon;
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ButtonState state;
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Svg svg;
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int svgElements;
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//TODO: create a proper state int for this, as we do with ButtonState
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// for each possible button
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bool button1Hovered;
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bool button1Pressed;
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Phase::AnimId button1AnimId;
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IconAction *testAction;
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QHash<Icon::ActionPosition, IconAction*> cornerActions;
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};
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class IconAction::Private : public PrivateSvgInfo
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{
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public:
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Private() :
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hovered(false),
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pressed(false),
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visible(false),
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animationId(-1)
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{}
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QPixmap pixmap;
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QRectF rect;
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bool hovered;
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bool pressed;
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bool selected;
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bool visible;
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Phase::AnimId animationId;
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};
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IconAction::IconAction(QObject *parent)
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: QAction(parent),
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d(new Private)
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{
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}
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IconAction::IconAction(const QIcon &icon, QObject *parent)
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: QAction(icon, QString(), parent),
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d(new Private)
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{
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}
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void IconAction::show()
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{
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if (d->animationId)
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Phase::self()->stopElementAnimation(d->animationId);
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rebuildPixmap(); // caching needs to be done
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QGraphicsItem *parentItem = dynamic_cast<QGraphicsItem*>(parent()); // dangerous
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d->animationId = Phase::self()->animateElement(parentItem, Phase::ElementAppear);
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Phase::self()->setAnimationPixmap(d->animationId, d->pixmap);
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d->visible = true;
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}
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void IconAction::hide()
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{
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if (d->animationId)
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Phase::self()->stopElementAnimation(d->animationId);
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rebuildPixmap(); // caching needs to be done
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QGraphicsItem *parentItem = dynamic_cast<QGraphicsItem*>(parent()); // dangerous
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d->animationId = Phase::self()->animateElement(parentItem, Phase::ElementDisappear);
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Phase::self()->setAnimationPixmap(d->animationId, d->pixmap);
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d->visible = false;
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}
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bool IconAction::isVisible() const
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{
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return d->visible;
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}
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bool IconAction::isPressed() const
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{
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return d->pressed;
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}
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bool IconAction::isHovered() const
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{
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return d->hovered;
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}
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void IconAction::setSelected(bool selected)
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{
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d->selected = selected;
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}
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bool IconAction::isSelected() const
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{
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return d->selected;
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}
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void IconAction::setRect(const QRectF &rect)
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{
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d->rect = rect;
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}
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QRectF IconAction::rect() const
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{
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return d->rect;
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}
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void IconAction::rebuildPixmap()
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{
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// Determine proper QIcon mode based on selection status
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QIcon::Mode mode = QIcon::Normal;
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if (d->selected)
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mode = QIcon::Selected;
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// Determine proper svg element
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QString element;
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if (d->svgElements & Private::SvgMinibutton)
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element = "minibutton";
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if (d->pressed)
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{
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if (d->svgElements & Private::SvgMinibuttonPressed)
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element = "minibutton-pressed";
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else if (d->svgElements & Private::SvgMinibuttonHover)
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element = "minibutton-hover";
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}
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else if (d->hovered)
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{
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if (d->svgElements & Private::SvgMinibuttonHover)
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element = "minibutton-hover";
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}
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// Draw everything
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d->pixmap = QPixmap(26, 26);
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d->pixmap.fill(Qt::transparent);
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QPainter painter(&d->pixmap);
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// first paint the foreground element
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if (!element.isEmpty()) {
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d->svg.resize(d->pixmap.size());
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d->svg.paint(&painter, 0, 0, element);
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}
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// then paint the icon
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icon().paint(&painter, 2, 2, 22, 22, Qt::AlignCenter, mode); // more assumptions
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}
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bool IconAction::event(QEvent::Type type, const QPointF &pos)
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{
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switch (type)
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{
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case QEvent::MouseButtonPress:
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{
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setSelected(d->rect.contains(pos));
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return isSelected();
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}
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break;
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case QEvent::MouseMove:
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{
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bool wasSelected = isSelected();
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bool active = d->rect.contains(pos);
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setSelected(wasSelected && active);
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return (wasSelected != isSelected()) || active;
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}
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break;
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case QEvent::MouseButtonRelease:
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{
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bool wasSelected = isSelected();
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setSelected(false);
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if (wasSelected)
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trigger();
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return wasSelected;
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}
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break;
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case QEvent::GraphicsSceneHoverEnter:
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d->pressed = false;
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d->hovered = true;
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break;
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case QEvent::GraphicsSceneHoverLeave:
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d->pressed = false;
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d->hovered = false;
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break;
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default:
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break;
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}
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return false;
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}
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Phase::AnimId IconAction::animationId() const
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{
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return d->animationId;
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}
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void IconAction::paint(QPainter *painter) const
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{
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painter->drawPixmap(d->rect.toRect(), Phase::self()->animationResult(d->animationId));
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}
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Icon::Icon(QGraphicsItem *parent)
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: QGraphicsItem(parent),
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d(new Private)
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@ -171,6 +370,35 @@ void Icon::init()
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{
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setAcceptedMouseButtons(Qt::LeftButton);
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setAcceptsHoverEvents(true);
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d->testAction = new IconAction(KIcon("exec"), this);
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setCornerAction(TopLeft, d->testAction);
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}
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void Icon::setCornerAction(ActionPosition pos, IconAction *action)
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{
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if (d->cornerActions[pos])
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{
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// TODO: do we delete it, or just clear it (watch out for leaks with the latter!)
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}
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d->cornerActions[pos] = action;
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switch (pos)
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{
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case TopLeft:
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{
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QRectF rect(6, 6, 32, 32);
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action->setRect(rect);
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}
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break;
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case TopRight:
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break;
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case BottomLeft:
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break;
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case BottomRight:
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break;
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}
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}
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void Icon::calculateSize()
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@ -288,8 +516,10 @@ void Icon::paint(QPainter *painter, const QStyleOptionGraphicsItem *option, QWid
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}
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// Draw top-left button
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if (d->button1AnimId) {
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painter->drawPixmap(6, 6, Phase::self()->animationResult(d->button1AnimId));
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foreach (IconAction *action, d->cornerActions)
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{
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if (action->animationId())
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action->paint(painter);
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}
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// Draw text last because its overlayed
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@ -357,127 +587,62 @@ bool Icon::isDown()
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void Icon::mousePressEvent(QGraphicsSceneMouseEvent *event)
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{
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QRectF button1(6, 6, 32, 32); // The top-left circle
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d->button1Pressed = button1.contains(event->pos());
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if (!d->button1Pressed) {
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d->state = Private::PressedState;
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QGraphicsItem::mousePressEvent(event);
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update();
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d->button1Pressed = false;
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}
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foreach (IconAction *action, d->cornerActions)
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action->event(event->type(), event->pos());
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QGraphicsItem::mousePressEvent(event);
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}
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void Icon::mouseReleaseEvent(QGraphicsSceneMouseEvent *event)
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{
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kDebug() << "Icon::mouseReleaseEvent" <<endl;
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bool inside = boundingRect().contains(event->pos());
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bool wasClicked = d->state == Private::PressedState && inside;
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if (inside) {
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d->state = Private::HoverState;
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QRectF button1(6, 6, 32, 32); // The top-left circle
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d->button1Hovered = button1.contains(event->pos());
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/*
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if (d->button1Hovered &&
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d->button1Pressed && d->url.isValid()) {
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KRun::runUrl(d->url, KMimeType::findByUrl(d->url)->name(), 0);
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wasClicked = false;
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}
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*/
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} else {
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d->state = Private::NoState;
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}
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foreach (IconAction *action, d->cornerActions)
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action->event(event->type(), event->pos());
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if (wasClicked) {
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}
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else
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d->state = Private::NoState;
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if (wasClicked)
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{
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emit pressed(false);
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emit clicked();
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}
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d->button1Pressed = false;
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QGraphicsItem::mouseReleaseEvent(event);
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update();
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}
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QPixmap Icon::buttonPixmap()
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{
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//TODO this is just full of assumptions such as sizes and icon names. ugh!
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QPixmap pix(26, 26);
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pix.fill(Qt::transparent);
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QPainter painter(&pix);
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QString element;
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if (d->svgElements & Private::SvgMinibutton) {
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element = "minibutton";
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}
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if (d->button1Pressed) {
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if (d->svgElements & Private::SvgMinibuttonPressed) {
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element = "minibutton-pressed";
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} else if (d->svgElements & Private::SvgMinibuttonHover) {
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element = "minibutton-hover";
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}
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} else if (d->button1Hovered) {
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if (d->svgElements & Private::SvgMinibuttonHover) {
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element = "minibutton-hover";
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}
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}
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//paint foreground element
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if (!element.isEmpty()) {
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//kDebug() << "painting " << element << endl;
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d->svg.resize(pix.size());
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d->svg.paint(&painter, 0, 0, element);
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d->svg.resize(boundingRect().size());
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}
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KIcon exec("exec");
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painter.setRenderHint(QPainter::Antialiasing);
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painter.setPen(Qt::NoPen);
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painter.drawPixmap(2, 2, exec.pixmap(22,22));
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return pix;
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}
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void Icon::hoverEnterEvent(QGraphicsSceneHoverEvent *event)
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{
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d->state = Private::HoverState;
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d->button1Pressed = false;
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QRectF button1(6, 6, 32, 32); // The top-left circle
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d->button1Hovered = button1.contains(event->pos());
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if (d->button1AnimId) {
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Phase::self()->stopElementAnimation(d->button1AnimId);
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foreach (IconAction *action, d->cornerActions)
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{
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action->show();
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action->event(event->type(), event->pos());
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}
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d->button1AnimId = Phase::self()->animateElement(this, Phase::ElementAppear);
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Phase::self()->setAnimationPixmap(d->button1AnimId, buttonPixmap());
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d->state = Private::HoverState;
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QGraphicsItem::hoverEnterEvent(event);
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}
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void Icon::hoverLeaveEvent(QGraphicsSceneHoverEvent *event)
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{
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d->button1Pressed = false;
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d->button1Hovered = false;
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if (d->button1AnimId) {
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Phase::self()->stopElementAnimation(d->button1AnimId);
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foreach (IconAction *action, d->cornerActions)
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{
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action->hide();
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action->event(event->type(), event->pos());
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}
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d->button1AnimId = Phase::self()->animateElement(this, Phase::ElementDisappear);
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Phase::self()->setAnimationPixmap(d->button1AnimId, buttonPixmap());
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d->state = Private::NoState;
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QGraphicsItem::hoverLeaveEvent(event);
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}
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void Icon::mouseMoveEvent(QGraphicsSceneMouseEvent *event)
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{
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if (d->button1Pressed) {
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d->button1Pressed = false;
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}
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if (d->state == Private::PressedState) {
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d->state = Private::HoverState;
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}
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@ -485,6 +650,7 @@ void Icon::mouseMoveEvent(QGraphicsSceneMouseEvent *event)
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QGraphicsItem::mouseMoveEvent(event);
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}
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QSizeF Icon::sizeHint() const
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{
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return d->size;
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@ -20,8 +20,9 @@
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#ifndef ICON_H
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#define ICON_H
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#include <QtCore/QObject>
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#include <QtGui/QGraphicsTextItem>
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#include <QObject>
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#include <QGraphicsTextItem>
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#include <QAction>
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#include <plasma/dataengine.h>
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#include <plasma/plasma_export.h>
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@ -35,9 +36,42 @@ class KUrl;
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namespace Plasma
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{
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/**
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* Icon class, for URIs and menu popups in panels
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*/
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class PLASMA_EXPORT IconAction : public QAction
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{
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Q_OBJECT
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public:
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IconAction(QObject *parent = 0);
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IconAction(const QIcon &icon, QObject *parent = 0);
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void show();
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void hide();
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bool isVisible() const;
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Phase::AnimId animationId() const;
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void paint(QPainter *painter) const;
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bool event(QEvent::Type type, const QPointF &pos);
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void setSelected(bool selected);
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bool isSelected() const;
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bool isHovered() const;
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bool isPressed() const;
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void setRect(const QRectF &rect);
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QRectF rect() const;
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signals:
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void clicked();
|
||||
|
||||
private:
|
||||
void rebuildPixmap();
|
||||
|
||||
class Private;
|
||||
Private * const d;
|
||||
|
||||
};
|
||||
|
||||
class PLASMA_EXPORT Icon : public QObject, public QGraphicsItem, public LayoutItem
|
||||
{
|
||||
Q_OBJECT
|
||||
@ -57,16 +91,14 @@ class PLASMA_EXPORT Icon : public QObject, public QGraphicsItem, public LayoutIt
|
||||
void setIconSize(const QSizeF& size);
|
||||
void setIconSize(int height, int width);
|
||||
|
||||
/*
|
||||
enum Position
|
||||
enum ActionPosition
|
||||
{
|
||||
TopLeft = 0,
|
||||
TopRight,
|
||||
BottomLeft,
|
||||
BottomRight
|
||||
};
|
||||
void setCornerAction(Position pos, QAction *action);
|
||||
*/
|
||||
void setCornerAction(ActionPosition pos, IconAction *action);
|
||||
|
||||
// Layout stuff
|
||||
Qt::Orientations expandingDirections() const;
|
||||
|
||||
Loading…
Reference in New Issue
Block a user