mirror of https://github.com/OpenMW/openmw.git
added scene toolbar toggle widget
Marc Zinnschlag
11 years ago
parent
bb9e5f9eb1
commit
71ce78f949
@ -0,0 +1,204 @@
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#include "scenetooltoggle.hpp"
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#include <stdexcept>
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#include <QHBoxLayout>
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#include <QFrame>
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#include <QIcon>
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#include <QPainter>
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#include "scenetoolbar.hpp"
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#include "pushbutton.hpp"
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void CSVWidget::SceneToolToggle::adjustToolTip()
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{
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QString toolTip = mToolTip;
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toolTip += "<p>Currently enabled: ";
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bool first = true;
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for (std::map<PushButton *, ButtonDesc>::const_iterator iter (mButtons.begin());
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iter!=mButtons.end(); ++iter)
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if (iter->first->isChecked())
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{
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if (!first)
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toolTip += ", ";
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else
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first = false;
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toolTip += iter->second.mName;
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}
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if (first)
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toolTip += "none";
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toolTip += "<p>(left click to alter selection)";
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setToolTip (toolTip);
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}
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void CSVWidget::SceneToolToggle::adjustIcon()
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{
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unsigned int selection = getSelection();
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if (!selection)
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setIcon (QIcon (QString::fromUtf8 (mEmptyIcon.c_str())));
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else
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{
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QPixmap pixmap (48, 48);
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pixmap.fill (QColor (0, 0, 0, 0));
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{
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QPainter painter (&pixmap);
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for (std::map<PushButton *, ButtonDesc>::const_iterator iter (mButtons.begin());
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iter!=mButtons.end(); ++iter)
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if (iter->first->isChecked())
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{
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painter.drawImage (getIconBox (iter->second.mIndex),
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QImage (QString::fromUtf8 (iter->second.mSmallIcon.c_str())));
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}
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}
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setIcon (pixmap);
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}
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}
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QRect CSVWidget::SceneToolToggle::getIconBox (int index) const
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{
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// layout for a 3x3 grid
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int xMax = 3;
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int yMax = 3;
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// icon size
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int xBorder = 1;
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int yBorder = 1;
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int iconXSize = (mIconSize-xBorder*(xMax+1))/xMax;
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int iconYSize = (mIconSize-yBorder*(yMax+1))/yMax;
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int y = index / xMax;
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int x = index % xMax;
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int total = mButtons.size();
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int actualYIcons = total/xMax;
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if (total % xMax)
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++actualYIcons;
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if (actualYIcons!=yMax)
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{
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// space out icons vertically, if there aren't enough to populate all rows
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int diff = yMax - actualYIcons;
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yBorder += (diff*(yBorder+iconXSize)) / actualYIcons;
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}
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if (y==actualYIcons-1)
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{
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// generating the last row of icons
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int actualXIcons = total % xMax;
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if (actualYIcons)
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{
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// space out icons horizontally, if there aren't enough to fill the last row
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int diff = xMax - actualYIcons;
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xBorder += (diff*(xBorder+iconYSize)) / actualXIcons;
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}
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}
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return QRect ((iconXSize+xBorder)*x+xBorder, (iconYSize+yBorder)*y+yBorder,
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iconXSize, iconYSize);
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}
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CSVWidget::SceneToolToggle::SceneToolToggle (SceneToolbar *parent, const QString& toolTip,
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const std::string& emptyIcon)
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: SceneTool (parent), mEmptyIcon (emptyIcon), mButtonSize (parent->getButtonSize()),
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mIconSize (parent->getIconSize()), mToolTip (toolTip), mFirst (0)
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{
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mPanel = new QFrame (this, Qt::Popup);
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mLayout = new QHBoxLayout (mPanel);
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mLayout->setContentsMargins (QMargins (0, 0, 0, 0));
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mPanel->setLayout (mLayout);
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}
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void CSVWidget::SceneToolToggle::showPanel (const QPoint& position)
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{
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mPanel->move (position);
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mPanel->show();
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if (mFirst)
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mFirst->setFocus (Qt::OtherFocusReason);
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}
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void CSVWidget::SceneToolToggle::addButton (const std::string& icon, unsigned int id,
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const std::string& smallIcon, const QString& name, const QString& tooltip)
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{
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if (mButtons.size()>=9)
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throw std::runtime_error ("Exceeded number of buttons in toggle type tool");
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PushButton *button = new PushButton (QIcon (QPixmap (icon.c_str())),
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PushButton::Type_Toggle, tooltip, mPanel);
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button->setSizePolicy (QSizePolicy (QSizePolicy::Fixed, QSizePolicy::Fixed));
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button->setIconSize (QSize (mIconSize, mIconSize));
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button->setFixedSize (mButtonSize, mButtonSize);
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mLayout->addWidget (button);
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ButtonDesc desc;
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desc.mId = id;
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desc.mSmallIcon = smallIcon;
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desc.mName = name;
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desc.mIndex = mButtons.size();
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mButtons.insert (std::make_pair (button, desc));
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connect (button, SIGNAL (clicked()), this, SLOT (selected()));
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if (mButtons.size()==1)
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mFirst = button;
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}
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unsigned int CSVWidget::SceneToolToggle::getSelection() const
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{
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unsigned int selection = 0;
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for (std::map<PushButton *, ButtonDesc>::const_iterator iter (mButtons.begin());
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iter!=mButtons.end(); ++iter)
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if (iter->first->isChecked())
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selection |= iter->second.mId;
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return selection;
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}
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void CSVWidget::SceneToolToggle::setSelection (unsigned int selection)
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{
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for (std::map<PushButton *, ButtonDesc>::iterator iter (mButtons.begin());
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iter!=mButtons.end(); ++iter)
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iter->first->setChecked (selection & iter->second.mId);
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adjustToolTip();
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adjustIcon();
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}
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void CSVWidget::SceneToolToggle::selected()
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{
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std::map<PushButton *, ButtonDesc>::const_iterator iter =
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mButtons.find (dynamic_cast<PushButton *> (sender()));
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if (iter!=mButtons.end())
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{
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if (!iter->first->hasKeepOpen())
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mPanel->hide();
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adjustToolTip();
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adjustIcon();
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emit selectionChanged();
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}
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}
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@ -0,0 +1,75 @@
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#ifndef CSV_WIDGET_SCENETOOL_TOGGLE_H
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#define CSV_WIDGET_SCENETOOL_TOGGLE_H
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#include "scenetool.hpp"
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#include <map>
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class QHBoxLayout;
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class QRect;
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namespace CSVWidget
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{
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class SceneToolbar;
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class PushButton;
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///< \brief Multi-Toggle tool
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class SceneToolToggle : public SceneTool
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{
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Q_OBJECT
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struct ButtonDesc
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{
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unsigned int mId;
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std::string mSmallIcon;
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QString mName;
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int mIndex;
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};
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std::string mEmptyIcon;
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QWidget *mPanel;
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QHBoxLayout *mLayout;
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std::map<PushButton *, ButtonDesc> mButtons; // widget, id
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int mButtonSize;
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int mIconSize;
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QString mToolTip;
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PushButton *mFirst;
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void adjustToolTip();
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void adjustIcon();
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QRect getIconBox (int index) const;
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public:
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SceneToolToggle (SceneToolbar *parent, const QString& toolTip,
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const std::string& emptyIcon);
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virtual void showPanel (const QPoint& position);
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/// \attention After the last button has been added, setSelection must be called at
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/// least once to finalise the layout.
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///
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/// \note The layout algorithm can not handle more than 9 buttons. To prevent this An
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/// attempt to add more will result in an exception being thrown.
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/// The small icons will be sized at (x-4)/3 (where x is the main icon size).
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void addButton (const std::string& icon, unsigned int id,
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const std::string& smallIcon, const QString& name, const QString& tooltip = "");
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unsigned int getSelection() const;
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/// \param or'ed button IDs. IDs that do not exist will be ignored.
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void setSelection (unsigned int selection);
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signals:
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void selectionChanged();
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private slots:
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void selected();
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};
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}
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#endif
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