bcslider.h

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#ifndef BCSLIDER_H
#define BCSLIDER_H

#include "bcbitmap.inc"
#include "bcsubwindow.h"

class BC_ISlider;
class BC_FSlider;
class BC_PercentageSlider;

class BC_Slider : public BC_SubWindow
{
public:
        BC_Slider(int x, 
                int y, 
                int pixels, 
                int pointer_motion_range,  
                VFrame **images,
                int show_number, 
                int vertical,
                int use_caption);
        virtual ~BC_Slider();

        friend class BC_ISlider;
        friend class BC_FSlider;
        friend class BC_PercentageSlider;

        virtual int handle_event() { return 0; };

        int initialize();
        static int get_span(int vertical);
        int get_button_pixels();
        virtual int value_to_pixel() { return 0; };
        int keypress_event();
        int cursor_enter_event();
        int cursor_leave_event();
        int button_press_event();
        int button_release_event();
        int get_pointer_motion_range();
        int cursor_motion_event();
        int repeat_event(int64_t repeat_id);
        int reposition_window(int x, int y, int w = -1, int h = -1);
        int activate();
        int deactivate();
        virtual int increase_value() { return 0; };
        virtual int decrease_value() { return 0; };
        virtual char* get_caption() { return caption; };

private:

#define SLIDER_UP 0
#define SLIDER_HI 1
#define SLIDER_DN 2
#define SLIDER_BG_UP 0
#define SLIDER_BG_HI 1
#define SLIDER_BG_DN 2
#define SLIDER_IMAGES 6

        virtual int init_selection(int cursor_x, int cursor_y) { return 0; };
        virtual int update_selection(int cursor_x, int cursor_y) { return 0; };
        int set_images(VFrame **images);
        int draw_face();
        void show_value_tooltip();

        VFrame **images;
        BC_Pixmap **pixmaps;
        int show_number, vertical, pointer_motion_range, pixels;
        int keypress_tooltip_timer;
        int button_pixel;
        int status;
        int button_down;
        int min_pixel, max_pixel;
        int text_line, text_height;
        int use_caption;
        char caption[BCTEXTLEN];
        char temp_tooltip_text[BCTEXTLEN];
        int active;
        int enabled;
};


class BC_ISlider : public BC_Slider
{
public:
        BC_ISlider(int x, 
                        int y,
                        int vertical,
                        int pixels, 
                        int pointer_motion_range, 
                        int64_t minvalue, 
                        int64_t maxvalue, 
                        int64_t value,
                        int use_caption = 0,
                        VFrame **data = 0,
                        int *output = 0);

        int update(int64_t value);
        int update(int pointer_motion_range, int64_t value, int64_t minvalue, int64_t maxvalue);
        int64_t get_value();
        int64_t get_length();
        int increase_value();
        int decrease_value();
        virtual int handle_event();
        char* get_caption();

private:
        int value_to_pixel();
        int init_selection(int cursor_x, int cursor_y);
        int update_selection(int cursor_x, int cursor_y);
        int64_t minvalue, maxvalue, value;
        int *output;
};

class BC_FSlider : public BC_Slider
{
public:
        BC_FSlider(int x, 
                        int y,
                        int vertical,
                        int pixels, 
                        int pointer_motion_range, 
                        float minvalue, 
                        float maxvalue, 
                        float value,
                        int use_caption = 0,
                        VFrame **data = 0);

        friend class BC_PercentageSlider;

        int update(float value);
        int update(int pointer_motion_range, float value, float minvalue, float maxvalue);
        float get_value();
        float get_length();
        virtual int increase_value();
        virtual int decrease_value();
        virtual char* get_caption();
        void set_precision(float value);

private:
        int value_to_pixel();
        int init_selection(int cursor_x, int cursor_y);
        int update_selection(int cursor_x, int cursor_y);
        float minvalue, maxvalue, value;
        float precision;
};

class BC_PercentageSlider : public BC_FSlider
{
public:
        BC_PercentageSlider(int x, 
                        int y,
                        int vertical,
                        int pixels, 
                        int pointer_motion_range, 
                        float minvalue, 
                        float maxvalue, 
                        float value,
                        int use_caption = 0,
                        VFrame **data = 0);

        virtual int increase_value();
        virtual int decrease_value();
        char* get_caption();
private:
};


#endif

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