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/**
* @file lv_draw_rect.h
*
*/
#ifndef LV_DRAW_RECT_H
#define LV_DRAW_RECT_H
#ifdef __cplusplus
extern "C" {
#endif
/*********************
* INCLUDES
*********************/
#include "lv_draw.h"
#include "../misc/lv_color.h"
#include "../misc/lv_area.h"
#include "../misc/lv_style.h"
#include "sw/lv_draw_sw_gradient.h"
/*********************
* DEFINES
*********************/
#define LV_RADIUS_CIRCLE 0x7FFF /**< A very big radius to always draw as circle*/
LV_EXPORT_CONST_INT(LV_RADIUS_CIRCLE);
/**********************
* TYPEDEFS
**********************/
typedef struct {
lv_draw_dsc_base_t base;
int32_t radius;
/*Background*/
lv_opa_t bg_opa;
lv_color_t bg_color; /**< First element of a gradient is a color, so it maps well here*/
lv_grad_dsc_t bg_grad;
/*Background img*/
const void * bg_image_src;
const void * bg_image_symbol_font;
lv_color_t bg_image_recolor;
lv_opa_t bg_image_opa;
lv_opa_t bg_image_recolor_opa;
uint8_t bg_image_tiled;
/*Border*/
lv_color_t border_color;
int32_t border_width;
lv_opa_t border_opa;
lv_border_side_t border_side : 5;
uint8_t border_post : 1; /*The border will be drawn later*/
/*Outline*/
lv_color_t outline_color;
int32_t outline_width;
int32_t outline_pad;
lv_opa_t outline_opa;
/*Shadow*/
lv_color_t shadow_color;
int32_t shadow_width;
int32_t shadow_offset_x;
int32_t shadow_offset_y;
int32_t shadow_spread;
lv_opa_t shadow_opa;
} lv_draw_rect_dsc_t;
typedef struct {
lv_draw_dsc_base_t base;
int32_t radius;
lv_opa_t opa;
lv_color_t color;
lv_grad_dsc_t grad;
} lv_draw_fill_dsc_t;
typedef struct {
lv_draw_dsc_base_t base;
int32_t radius;
lv_color_t color;
int32_t width;
lv_opa_t opa;
lv_border_side_t side : 5;
} lv_draw_border_dsc_t;
typedef struct {
lv_draw_dsc_base_t base;
int32_t radius;
lv_color_t color;
int32_t width;
int32_t spread;
int32_t ofs_x;
int32_t ofs_y;
lv_opa_t opa;
uint8_t bg_cover : 1;
} lv_draw_box_shadow_dsc_t;
/**********************
* GLOBAL PROTOTYPES
**********************/
/**
* Initialize a rectangle draw descriptor.
* @param dsc pointer to a draw descriptor
*/
void /* LV_ATTRIBUTE_FAST_MEM */ lv_draw_rect_dsc_init(lv_draw_rect_dsc_t * dsc);
/**
* Initialize a fill draw descriptor.
* @param dsc pointer to a draw descriptor
*/
void lv_draw_fill_dsc_init(lv_draw_fill_dsc_t * dsc);
/**
* Try to get a fill draw descriptor from a draw task.
* @param task draw task
* @return the task's draw descriptor or NULL if the task is not of type LV_DRAW_TASK_TYPE_FILL
*/
lv_draw_fill_dsc_t * lv_draw_task_get_fill_dsc(lv_draw_task_t * task);
/**
* Initialize a border draw descriptor.
* @param dsc pointer to a draw descriptor
*/
void lv_draw_border_dsc_init(lv_draw_border_dsc_t * dsc);
/**
* Try to get a border draw descriptor from a draw task.
* @param task draw task
* @return the task's draw descriptor or NULL if the task is not of type LV_DRAW_TASK_TYPE_BORDER
*/
lv_draw_border_dsc_t * lv_draw_task_get_border_dsc(lv_draw_task_t * task);
/**
* Initialize a box shadow draw descriptor.
* @param dsc pointer to a draw descriptor
*/
void lv_draw_box_shadow_dsc_init(lv_draw_box_shadow_dsc_t * dsc);
/**
* Try to get a box shadow draw descriptor from a draw task.
* @param task draw task
* @return the task's draw descriptor or NULL if the task is not of type LV_DRAW_TASK_TYPE_BOX_SHADOW
*/
lv_draw_box_shadow_dsc_t * lv_draw_task_get_box_shadow_dsc(lv_draw_task_t * task);
/**
* The rectangle is a wrapper for fill, border, bg. image and box shadow.
* Internally fill, border, image and box shadow draw tasks will be created.
* @param layer pointer to a layer
* @param dsc pointer to an initialized draw descriptor variable
* @param coords the coordinates of the rectangle
*/
void lv_draw_rect(lv_layer_t * layer, const lv_draw_rect_dsc_t * dsc, const lv_area_t * coords);
/**********************
* MACROS
**********************/
#ifdef __cplusplus
} /*extern "C"*/
#endif
#endif /*LV_DRAW_RECT_H*/
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