bcpan.h

Go to the documentation of this file.

#ifndef BCPAN_H
#define BCPAN_H

// pan  angles
//
//        360/0
//
//     270      90
//
//         180

#include "bcsubwindow.h"
#include "rotateframe.inc"
#include "vframe.inc"

#define PAN_UP 0
#define PAN_HI 1
#define PAN_POPUP 2
#define PAN_CHANNEL 3
#define PAN_STICK 4
#define PAN_CHANNEL_SMALL 5
#define PAN_STICK_SMALL 6
#define PAN_IMAGES 7



class BC_Pan : public BC_SubWindow
{
public:
        BC_Pan(int x, 
                int y, 
                int virtual_r, 
                float maxvalue, 
                int total_values, 
                int *value_positions, 
                int stick_x, 
                int stick_y, 
                float *values);
        virtual ~BC_Pan();

        int initialize();
        int update(int x, int y);
        int button_press_event();
        int cursor_motion_event();
        int button_release_event();
        int cursor_enter_event();
        int cursor_leave_event();
        int repeat_event(int64_t duration);
        virtual int handle_event() { return 0; };
// change radial positions of channels
        int change_channels(int new_channels, int *value_positions);
// update values from stick position
        int stick_to_values();
// Generic conversion from stick to values for channel changes with no GUI
        static int stick_to_values(float *values,
                int total_values, 
                int *value_positions, 
                int stick_x, 
                int stick_y,
                int virtual_r,
                float maxvalue);
        int get_total_values();
        float get_value(int channel);
        int get_stick_x();
        int get_stick_y();
        void set_images(VFrame **data);
        static void calculate_stick_position(int total_values, 
                int *value_positions, 
                float *values, 
                float maxvalue, 
                int virtual_r,
                int &stick_x,
                int &stick_y);
        static int rdtoxy(int &x, int &y, int a, int virtual_r);
        int activate(int popup_x = -1, int popup_y = -1);
        int deactivate();
        float* get_values();

private:
        void draw();
        void draw_popup();
// update values from stick position
        static float distance(int x1, int x2, int y1, int y2);
// get x and y positions of channels
        static int get_channel_positions(int *value_x, 
                int *value_y, 
                int *value_positions,
                int virtual_r,
                int total_values);

        int virtual_r;
        float maxvalue;
        int total_values;
        int *value_positions;
        int stick_x;
        int stick_y;
// Cursor origin on button press
        int x_origin, y_origin;
// Stick origin on button press
        int stick_x_origin, stick_y_origin;
        float *values;
        int highlighted;
// virtual x and y positions
        int *value_x, *value_y;         
        int active;

// Used in popup
        BC_Pixmap *images[PAN_IMAGES];
        VFrame *temp_channel;
        RotateFrame *rotater;
        BC_Popup *popup;
};

#endif

---