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d590cb9519
This patch changes the Event drawing so it can display tooltips. It is now the responsibility of the item to show / hide a tooltip. A bit of code-refactoring got on here too because I was using only QGraphicsItem calls and I wanted to use a hover in / hover out event to show / hide the tooltip. Signed-off-by: Tomaz Canabrava <tcanabrava@kde.org> Signed-off-by: Dirk Hohndel <dirk@hohndel.org>
81 lines
2.2 KiB
C++
81 lines
2.2 KiB
C++
#ifndef PROFILEGRAPHICS_H
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#define PROFILEGRAPHICS_H
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#include <QGraphicsView>
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#include <QGraphicsItem>
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#include <QIcon>
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struct text_render_options;
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struct graphics_context;
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struct plot_info;
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typedef struct text_render_options text_render_options_t;
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class ToolTipItem :public QObject, public QGraphicsPathItem {
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Q_OBJECT
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void updateTitlePosition();
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Q_PROPERTY(QRectF rect READ boundingRect WRITE setRect)
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public:
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enum Status{COLLAPSED, EXPANDED};
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enum {ICON_SMALL = 16, ICON_MEDIUM = 24, ICON_BIG = 32, SPACING=4};
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explicit ToolTipItem(QGraphicsItem* parent = 0);
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void collapse();
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void expand();
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void clear();
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void addToolTip(const QString& toolTip, const QIcon& icon = QIcon());
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void removeToolTip(const QString& toolTip);
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public Q_SLOTS:
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void setRect(const QRectF& rect);
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private:
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typedef QPair<QGraphicsPixmapItem*, QGraphicsSimpleTextItem*> ToolTip;
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QMap<QString, ToolTip > toolTips;
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QGraphicsRectItem *background;
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QGraphicsLineItem *separator;
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QGraphicsSimpleTextItem *title;
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QRectF rectangle;
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};
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class EventItem : public QGraphicsPolygonItem{
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public:
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explicit EventItem(QGraphicsItem* parent = 0);
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void addToolTip(const QString& text,const QIcon& icon = QIcon());
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void setToolTipController(ToolTipItem *controller);
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protected:
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void hoverEnterEvent(QGraphicsSceneHoverEvent* event);
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void hoverLeaveEvent(QGraphicsSceneHoverEvent* event);
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private:
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ToolTipItem *controller;
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QString text;
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QIcon icon;
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};
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class ProfileGraphicsView : public QGraphicsView {
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Q_OBJECT
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public:
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ProfileGraphicsView(QWidget* parent = 0);
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void plot(struct dive *d);
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void addToolTip(const QString& text, const QIcon& icon = QIcon());
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void removeToolTip(const QString& text);
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protected:
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void resizeEvent(QResizeEvent *event);
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private:
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void plot_depth_profile(struct graphics_context *gc, struct plot_info *pi);
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void plot_text(struct graphics_context *gc, text_render_options_t *tro, double x, double y, const QString &text);
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void plot_events(struct graphics_context *gc, struct plot_info *pi, struct divecomputer *dc);
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void plot_one_event(struct graphics_context *gc, struct plot_info *pi, struct event *event);
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QPen defaultPen;
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QBrush defaultBrush;
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ToolTipItem *toolTip;
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};
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#endif
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