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#ifndef MGUI_WIDGET_H
#define MGUI_WIDGET_H
#include <mgl/system/vec.h>
#include <stdint.h>
#include <stdbool.h>
typedef struct mgl_window mgl_window;
typedef struct mgl_event mgl_event;
typedef struct mgui_widget mgui_widget;
typedef enum {
MGUI_WIDGET_LIST,
MGUI_WIDGET_SCROLLVIEW,
MGUI_WIDGET_BUTTON,
MGUI_WIDGET_LABEL,
MGUI_WIDGET_RICHTEXT,
MGUI_WIDGET_IMAGE
} mgui_widget_type;
typedef enum {
MGUI_WIDGET_ALIGN_TOP_LEFT,
MGUI_WIDGET_ALIGN_TOP_CENTER,
MGUI_WIDGET_ALIGN_TOP_RIGHT,
MGUI_WIDGET_ALIGN_CENTER_LEFT,
MGUI_WIDGET_ALIGN_CENTER_CENTER,
MGUI_WIDGET_ALIGN_CENTER_RIGHT,
MGUI_WIDGET_ALIGN_BOTTOM_LEFT,
MGUI_WIDGET_ALIGN_BOTTOM_CENTER,
MGUI_WIDGET_ALIGN_BOTTOM_RIGHT,
} mgui_alignment;
typedef enum {
MGUI_WIDGET_VISIBLE = 1 << 0,
MGUI_WIDGET_EXPAND_HORIZONTAL = 1 << 1,
MGUI_WIDGET_EXPAND_VERTICAL = 1 << 2,
MGUI_WIDGET_DEBUG_HAS_PARENT = 1 << 3
} mgui_widget_flags;
typedef struct {
int left;
int right;
int top;
int bottom;
} mgui_margin;
struct mgui_widget {
uint8_t type; /* mgui_widget_type */
uint8_t flags; /* mgui_widget_flags */
uint8_t alignment; /* mgui_alignment, MGUI_WIDGET_ALIGN_TOP_LEFT by default */
mgui_margin margin;
mgl_vec2i size;
};
void mgui_widget_init(mgui_widget *self, mgui_widget_type type);
void mgui_widget_destroy(mgui_widget *widget);
void mgui_widget_set_visible(mgui_widget *self, bool visible);
void mgui_widget_set_expand(mgui_widget *self, bool horizontal, bool vertical);
void mgui_widget_set_alignment(mgui_widget *self, mgui_alignment alignment);
void mgui_widget_set_margin(mgui_widget *self, mgui_margin margin);
void mgui_widget_set_size(mgui_widget *self, mgl_vec2i size);
void mgui_widget_set_position(mgui_widget *self, mgl_vec2i position);
void mgui_widget_calculate_size(mgui_widget *self, mgl_vec2i max_size);
void mgui_widget_set_has_parent(mgui_widget *self);
void mgui_widget_on_event(mgui_widget *self, mgl_window *window, mgl_event *event);
void mgui_widget_draw(mgui_widget *self, mgl_window *window);
#endif /* MGUI_WIDGET_H */
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