mirror of
https://github.com/subsurface/subsurface.git
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d993684fec
Q_FOREACH will expand and already creates a copy of the contained container, so this is just a waste of cpu cycles and also increases a tiny bit the memory consumption. Signed-off-by: Tomaz Canabrava <tomaz.canabrava@intel.com> Signed-off-by: Dirk Hohndel <dirk@hohndel.org>
244 lines
6 KiB
C++
244 lines
6 KiB
C++
#include "divetooltipitem.h"
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#include "divecartesianaxis.h"
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#include "profilewidget2.h"
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#include "profile.h"
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#include "dive.h"
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#include "membuffer.h"
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#include <QPropertyAnimation>
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#include <QGraphicsSceneMouseEvent>
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#include <QPen>
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#include <QBrush>
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#include <QGraphicsScene>
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#include <QSettings>
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#include <QGraphicsView>
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#include <QDebug>
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#define PORT_IN_PROGRESS 1
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#ifdef PORT_IN_PROGRESS
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#include "display.h"
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#endif
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void ToolTipItem::addToolTip(const QString &toolTip, const QIcon &icon)
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{
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QGraphicsPixmapItem *iconItem = 0;
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double yValue = title->boundingRect().height() + SPACING;
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Q_FOREACH (ToolTip t, toolTips) {
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yValue += t.second->boundingRect().height();
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}
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if (!icon.isNull()) {
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iconItem = new QGraphicsPixmapItem(icon.pixmap(ICON_SMALL, ICON_SMALL), this);
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iconItem->setPos(SPACING, yValue);
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}
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QGraphicsSimpleTextItem *textItem = new QGraphicsSimpleTextItem(toolTip, this);
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textItem->setPos(SPACING + ICON_SMALL + SPACING, yValue);
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textItem->setBrush(QBrush(Qt::white));
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textItem->setFlag(ItemIgnoresTransformations);
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toolTips.push_back(qMakePair(iconItem, textItem));
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expand();
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}
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void ToolTipItem::clear()
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{
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Q_FOREACH (ToolTip t, toolTips) {
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delete t.first;
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delete t.second;
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}
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toolTips.clear();
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}
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void ToolTipItem::setRect(const QRectF &r)
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{
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// qDeleteAll(childItems());
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delete background;
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rectangle = r;
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setBrush(QBrush(Qt::white));
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setPen(QPen(Qt::black, 0.5));
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// Creates a 2pixels border
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QPainterPath border;
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border.addRoundedRect(-4, -4, rectangle.width() + 8, rectangle.height() + 10, 3, 3);
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border.addRoundedRect(-1, -1, rectangle.width() + 3, rectangle.height() + 4, 3, 3);
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setPath(border);
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QPainterPath bg;
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bg.addRoundedRect(-1, -1, rectangle.width() + 3, rectangle.height() + 4, 3, 3);
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QColor c = QColor(Qt::black);
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c.setAlpha(155);
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QGraphicsPathItem *b = new QGraphicsPathItem(bg, this);
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b->setFlag(ItemStacksBehindParent);
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b->setFlag(ItemIgnoresTransformations);
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b->setBrush(c);
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b->setPen(QPen(QBrush(Qt::transparent), 0));
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b->setZValue(-10);
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background = b;
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updateTitlePosition();
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}
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void ToolTipItem::collapse()
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{
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QPropertyAnimation *animation = new QPropertyAnimation(this, "rect");
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animation->setDuration(100);
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animation->setStartValue(nextRectangle);
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animation->setEndValue(QRect(0, 0, ICON_SMALL, ICON_SMALL));
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animation->start(QAbstractAnimation::DeleteWhenStopped);
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clear();
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status = COLLAPSED;
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}
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void ToolTipItem::expand()
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{
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if (!title)
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return;
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double width = 0, height = title->boundingRect().height() + SPACING;
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Q_FOREACH (ToolTip t, toolTips) {
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if (t.second->boundingRect().width() > width)
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width = t.second->boundingRect().width();
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height += t.second->boundingRect().height();
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}
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/* Left padding, Icon Size, space, right padding */
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width += SPACING + ICON_SMALL + SPACING + SPACING;
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if (width < title->boundingRect().width() + SPACING * 2)
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width = title->boundingRect().width() + SPACING * 2;
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if (height < ICON_SMALL)
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height = ICON_SMALL;
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nextRectangle.setWidth(width);
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nextRectangle.setHeight(height);
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QPropertyAnimation *animation = new QPropertyAnimation(this, "rect");
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animation->setDuration(100);
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animation->setStartValue(rectangle);
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animation->setEndValue(nextRectangle);
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animation->start(QAbstractAnimation::DeleteWhenStopped);
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status = EXPANDED;
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}
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ToolTipItem::ToolTipItem(QGraphicsItem *parent) : QGraphicsPathItem(parent),
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background(0),
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separator(new QGraphicsLineItem(this)),
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title(new QGraphicsSimpleTextItem(tr("Information"), this)),
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status(COLLAPSED),
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timeAxis(0),
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lastTime(-1)
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{
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memset(&pInfo, 0, sizeof(pInfo));
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setFlags(ItemIgnoresTransformations | ItemIsMovable | ItemClipsChildrenToShape);
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updateTitlePosition();
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setZValue(99);
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}
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ToolTipItem::~ToolTipItem()
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{
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clear();
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}
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void ToolTipItem::updateTitlePosition()
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{
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if (rectangle.width() < title->boundingRect().width() + SPACING * 4) {
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QRectF newRect = rectangle;
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newRect.setWidth(title->boundingRect().width() + SPACING * 4);
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newRect.setHeight((newRect.height() && isExpanded()) ? newRect.height() : ICON_SMALL);
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setRect(newRect);
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}
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title->setPos(boundingRect().width() / 2 - title->boundingRect().width() / 2 - 1, 0);
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title->setFlag(ItemIgnoresTransformations);
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title->setPen(QPen(Qt::white, 1));
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title->setBrush(Qt::white);
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if (toolTips.size() > 0) {
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double x1 = 3;
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double y1 = title->pos().y() + SPACING / 2 + title->boundingRect().height();
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double x2 = boundingRect().width() - 10;
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double y2 = y1;
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separator->setLine(x1, y1, x2, y2);
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separator->setFlag(ItemIgnoresTransformations);
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separator->setPen(QPen(Qt::white));
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separator->show();
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} else {
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separator->hide();
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}
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}
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bool ToolTipItem::isExpanded() const
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{
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return status == EXPANDED;
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}
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void ToolTipItem::mouseReleaseEvent(QGraphicsSceneMouseEvent *event)
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{
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persistPos();
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QGraphicsPathItem::mouseReleaseEvent(event);
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Q_FOREACH (QGraphicsItem *item, oldSelection) {
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item->setSelected(true);
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}
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}
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void ToolTipItem::persistPos()
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{
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QSettings s;
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s.beginGroup("ProfileMap");
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s.setValue("tooltip_position", pos());
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s.endGroup();
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}
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void ToolTipItem::readPos()
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{
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QSettings s;
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s.beginGroup("ProfileMap");
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QPointF value = s.value("tooltip_position").toPoint();
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if (!scene()->sceneRect().contains(value)) {
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value = QPointF(0, 0);
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}
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setPos(value);
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}
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void ToolTipItem::setPlotInfo(const plot_info &plot)
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{
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pInfo = plot;
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}
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void ToolTipItem::setTimeAxis(DiveCartesianAxis *axis)
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{
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timeAxis = axis;
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}
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void ToolTipItem::refresh(const QPointF &pos)
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{
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int time = timeAxis->valueAt(pos);
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if (time == lastTime)
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return;
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lastTime = time;
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clear();
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struct membuffer mb = { 0 };
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get_plot_details_new(&pInfo, time, &mb);
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addToolTip(QString::fromUtf8(mb.buffer, mb.len));
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free_buffer(&mb);
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Q_FOREACH (QGraphicsItem *item, scene()->items(pos, Qt::IntersectsItemShape
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,Qt::DescendingOrder, scene()->views().first()->transform())) {
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if (!item->toolTip().isEmpty())
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addToolTip(item->toolTip());
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}
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}
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void ToolTipItem::mousePressEvent(QGraphicsSceneMouseEvent *event)
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{
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oldSelection = scene()->selectedItems();
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scene()->clearSelection();
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QGraphicsItem::mousePressEvent(event);
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}
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