153 lines
3.6 KiB
C++
153 lines
3.6 KiB
C++
/*
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* Copyright (C) OpenTX
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*
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* Based on code named
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* th9x - http://code.google.com/p/th9x
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* er9x - http://code.google.com/p/er9x
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* gruvin9x - http://code.google.com/p/gruvin9x
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*
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* License GPLv2: http://www.gnu.org/licenses/gpl-2.0.html
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License version 2 as
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* published by the Free Software Foundation.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*/
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#ifndef _BUTTONSWIDGET_H_
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#define _BUTTONSWIDGET_H_
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#include "radiouiaction.h"
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#include <QWidget>
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#include <QtGui>
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#include <QStyleOption>
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class Area : public QObject
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{
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Q_OBJECT
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public:
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explicit Area(const QPolygon & polygon, const QString &image, RadioUiAction * action = NULL, QObject * parent = NULL):
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QObject(parent),
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polygon(polygon),
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imgFile(image),
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action(action)
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{
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if (action)
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connect(action, &RadioUiAction::triggered, this, &Area::onActionTriggered);
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}
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bool contains(int x, int y)
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{
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return polygon.containsPoint(QPoint(x, y), Qt::OddEvenFill);
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}
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void onActionTriggered(int, bool active)
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{
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if (active)
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emit imageChanged(imgFile);
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else
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emit imageChanged("");
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}
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QPolygon polygon;
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QString imgFile;
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RadioUiAction * action;
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signals:
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void imageChanged(const QString image);
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};
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class ButtonsWidget : public QWidget
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{
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Q_OBJECT
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public:
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explicit ButtonsWidget(QWidget * parent):
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QWidget(parent)
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{
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}
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virtual void setStyleSheet(const QString & sheet)
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{
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defaultStyleSheet = sheet;
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QWidget::setStyleSheet(sheet);
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}
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void addArea(int x1, int y1, int x2, int y2, const char * image, RadioUiAction * action = NULL)
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{
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QPolygon polygon;
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polygon.setPoints(4, x1, y1, x1, y2, x2, y2, x2, y1);
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addArea(polygon, image, action);
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}
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void addArea(const QPolygon & polygon, const char * image, RadioUiAction * action = NULL)
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{
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Area * area = new Area(polygon, image, action, this);
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areas.push_back(area);
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connect(area, &Area::imageChanged, this, &ButtonsWidget::setBitmap);
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}
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protected:
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void setBitmap(QString bitmap)
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{
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QString css = defaultStyleSheet;
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if (!bitmap.isEmpty())
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css = QString("background:url(:/images/simulator/%1);").arg(bitmap);
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QWidget::setStyleSheet(css);
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setFocus();
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}
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void onMouseButtonEvent(bool press, QMouseEvent * event)
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{
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bool anyTriggered = false;
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int x = event->x();
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int y = event->y();
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foreach(Area * area, areas) {
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if (event->button() == Qt::LeftButton && area->contains(x, y)) {
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if (area->action)
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area->action->trigger(press);
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anyTriggered = true;
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break;
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}
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}
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if (!anyTriggered)
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setBitmap("");
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}
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virtual void mousePressEvent(QMouseEvent * event)
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{
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onMouseButtonEvent(true, event);
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}
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virtual void mouseReleaseEvent(QMouseEvent * event)
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{
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onMouseButtonEvent(false, event);
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}
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virtual void mouseLeaveEvent(QMouseEvent * event)
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{
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onMouseButtonEvent(false, event);
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}
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void paintEvent(QPaintEvent *)
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{
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QStyleOption opt;
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opt.init(this);
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QPainter p(this);
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style()->drawPrimitive(QStyle::PE_Widget, &opt, &p, this);
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}
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QList<Area *> areas;
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QString defaultStyleSheet;
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};
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#endif // _BUTTONSWIDGET_H_
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