Move everything into a separate futatabi/ subdir, for the upcoming merge with Futatabi.

[nageru] / nageru / glwidget.h

diff --git a/nageru/glwidget.h b/nageru/glwidget.h
new file mode 100644 (file)
index 0000000..9b554d0
--- /dev/null
+++ b/nageru/glwidget.h
@@ -0,0 +1,74 @@
+#ifndef GLWIDGET_H
+#define GLWIDGET_H
+
+#include <epoxy/gl.h>
+#include <QGL>
+#include <QString>
+#include <string>
+#include <vector>
+
+#include "mixer.h"
+
+class QMouseEvent;
+class QObject;
+class QPoint;
+class QWidget;
+
+namespace movit {
+
+class ResourcePool;
+
+}  // namespace movit
+
+// Note: We use the older QGLWidget instead of QOpenGLWidget as it is
+// much faster (does not go through a separate offscreen rendering step).
+//
+// TODO: Consider if QOpenGLWindow could do what we want.
+class GLWidget : public QGLWidget
+{
+       Q_OBJECT
+
+public:
+       GLWidget(QWidget *parent = 0);
+       ~GLWidget();
+
+       void set_output(Mixer::Output output)
+       {
+               this->output = output;
+       }
+
+       void shutdown();
+
+       // NOTE: Will make the white balance flicker for a frame.
+       void grab_white_balance(unsigned channel, unsigned x, unsigned y);
+
+protected:
+       void initializeGL() override;
+       void resizeGL(int width, int height) override;
+       void paintGL() override;
+       void mousePressEvent(QMouseEvent *event) override;
+
+signals:
+       void clicked();
+       void transition_names_updated(std::vector<std::string> transition_names);
+       void name_updated(Mixer::Output output, const std::string &name);
+       void color_updated(Mixer::Output output, const std::string &color);
+
+private slots:
+       void show_context_menu(const QPoint &pos);
+
+private:
+       void show_live_context_menu(const QPoint &pos);
+       void show_preview_context_menu(unsigned signal_num, const QPoint &pos);
+
+       Mixer::Output output;
+       GLuint vao, program_num;
+       GLuint position_vbo, texcoord_vbo;
+       movit::ResourcePool *resource_pool = nullptr;
+       int current_width = 1, current_height = 1;
+       bool should_grab = false;
+       unsigned grab_x, grab_y;
+       Mixer::Output grab_output;  // Should nominally be the same as output.
+};
+
+#endif