citra/src/citra_qt/configuration/configure_touch_widget.h

63 lines
1.7 KiB
C++

// Copyright 2020 Citra Emulator Project
// Licensed under GPLv2 or any later version
// Refer to the license.txt file included.
#pragma once
#include <optional>
#include <utility>
#include <vector>
#include <QFrame>
#include <QPointer>
class QLabel;
// Widget for representing touchscreen coordinates
class TouchScreenPreview : public QFrame {
Q_OBJECT
Q_PROPERTY(QColor dotHighlightColor MEMBER dot_highlight_color)
public:
explicit TouchScreenPreview(QWidget* parent);
~TouchScreenPreview() override;
void SetCoordLabel(QLabel*);
int AddDot(int device_x, int device_y);
void RemoveDot(int id);
void HighlightDot(int id, bool active = true) const;
void MoveDot(int id, int device_x, int device_y) const;
signals:
void DotAdded(const QPoint& pos);
void DotSelected(int dot_id);
void DotMoved(int dot_id, const QPoint& pos);
protected:
void resizeEvent(QResizeEvent*) override;
void mouseMoveEvent(QMouseEvent*) override;
void leaveEvent(QEvent*) override;
void mousePressEvent(QMouseEvent*) override;
bool eventFilter(QObject*, QEvent*) override;
private:
std::optional<QPoint> MapToDeviceCoords(int screen_x, int screen_y) const;
void PositionDot(QLabel* dot, int device_x = -1, int device_y = -1) const;
bool ignore_resize = false;
QPointer<QLabel> coord_label;
std::vector<std::pair<int, QLabel*>> dots;
int max_dot_id = 0;
QColor dot_highlight_color;
static constexpr char PropId[] = "dot_id";
static constexpr char PropX[] = "device_x";
static constexpr char PropY[] = "device_y";
struct DragState {
bool active = false;
QPointer<QLabel> dot;
QPoint start_pos;
};
DragState drag_state;
};