mirror of
https://github.com/TomHarte/CLK.git
synced 2024-11-18 01:07:58 +00:00
77 lines
2.3 KiB
C++
77 lines
2.3 KiB
C++
#ifndef SCANTARGETWIDGET_H
|
|
#define SCANTARGETWIDGET_H
|
|
|
|
#include <QOpenGLWidget>
|
|
|
|
#include "../../Outputs/OpenGL/ScanTarget.hpp"
|
|
#include "../../Machines/ScanProducer.hpp"
|
|
|
|
#include "../../ClockReceiver/VSyncPredictor.hpp"
|
|
|
|
class ScanTargetWidget : public QOpenGLWidget {
|
|
public:
|
|
ScanTargetWidget(QWidget *parent = nullptr);
|
|
~ScanTargetWidget();
|
|
|
|
/// Sets the current scan producer; this scan producer will be
|
|
/// handed a suitable scan target as soon as one exists.
|
|
void setScanProducer(MachineTypes::ScanProducer *);
|
|
|
|
/// Destructs the current scan target
|
|
void stop();
|
|
|
|
struct MouseDelegate {
|
|
virtual void setMouseIsCaptured(bool) = 0;
|
|
virtual void moveMouse(QPoint) = 0;
|
|
virtual void setButtonPressed(int index, bool isPressed) = 0;
|
|
};
|
|
/// If a delegate is assigned then this widget will respond to clicks by capturing
|
|
/// the mouse, unless and until either ::stop() is called or ctrl+escape is pressed.
|
|
/// Mouse events can be tracked by the main window while the mouse is captured.
|
|
void setMouseDelegate(MouseDelegate *);
|
|
|
|
/// @returns @c true if the mouse is currently captured; @c false otherwise.
|
|
bool isMouseCaptured();
|
|
|
|
protected:
|
|
void initializeGL() override;
|
|
void resizeGL(int w, int h) override;
|
|
void paintGL() override;
|
|
|
|
void mousePressEvent(QMouseEvent *) override;
|
|
void mouseReleaseEvent(QMouseEvent *) override;
|
|
void mouseMoveEvent(QMouseEvent *) override;
|
|
void keyPressEvent(QKeyEvent *) override;
|
|
void keyReleaseEvent(QKeyEvent *) override;
|
|
|
|
void releaseMouse();
|
|
void setMouseButtonPressed(Qt::MouseButton, bool);
|
|
|
|
private:
|
|
// This should be created only once there's an OpenGL context. So it
|
|
// can't be done at creation time.
|
|
std::unique_ptr<Outputs::Display::OpenGL::ScanTarget> scanTarget;
|
|
Time::VSyncPredictor vsyncPredictor;
|
|
bool isConnected = false;
|
|
GLuint framebuffer = 0;
|
|
MachineTypes::ScanProducer *producer = nullptr;
|
|
|
|
Time::Nanos requestedRedrawTime = 0;
|
|
|
|
void setDefaultClearColour();
|
|
|
|
int rawWidth = 0, rawHeight = 0;
|
|
int scaledWidth = 0, scaledHeight = 0;
|
|
float outputScale = 1.0f;
|
|
void resize();
|
|
|
|
MouseDelegate *mouseDelegate = nullptr;
|
|
bool mouseIsCaptured = false;
|
|
bool f8State = false, f12State = false; // To support F8+F12 as a mouse release combination.
|
|
|
|
private slots:
|
|
void vsync();
|
|
};
|
|
|
|
#endif // SCANTARGETWIDGET_H
|