64 lines
2.0 KiB
C++
64 lines
2.0 KiB
C++
/*
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This file is part of EqualizerAPO, a system-wide equalizer.
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Copyright (C) 2015 Jonas Thedering
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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 as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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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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You should have received a copy of the GNU General Public License along
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with this program; if not, write to the Free Software Foundation, Inc.,
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51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
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*/
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#pragma once
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#include <QGraphicsView>
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#include "FrequencyPlotScene.h"
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#include "FrequencyPlotHRuler.h"
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#include "FrequencyPlotVRuler.h"
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class FrequencyPlotView : public QGraphicsView
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{
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Q_OBJECT
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public:
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explicit FrequencyPlotView(QWidget* parent = 0);
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FrequencyPlotScene* scene() const;
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void setScene(FrequencyPlotScene* scene);
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void drawBackground(QPainter* painter, const QRectF& drawRect) override;
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void updateHRuler();
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QPoint getLastMousePos() const;
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void setLastMousePos(QPoint pos);
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using QGraphicsView::viewportMargins;
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void zoom(int deltaX, int deltaY, int mouseX, int mouseY);
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void setScrollOffsets(int x, int y);
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protected:
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void wheelEvent(QWheelEvent* event) override;
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void scrollContentsBy(int dx, int dy) override;
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void resizeEvent(QResizeEvent* event) override;
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void mousePressEvent(QMouseEvent* event) override;
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void mouseMoveEvent(QMouseEvent* event) override;
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void leaveEvent(QEvent*) override;
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void showEvent(QShowEvent* event) override;
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private:
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FrequencyPlotHRuler* hRuler;
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FrequencyPlotVRuler* vRuler;
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QPoint lastMousePos;
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int presetScrollX = -1;
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int presetScrollY = -1;
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};
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