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Diffstat (limited to 'src/libs/lvgl/src/lv_objx/lv_line.c')
-rw-r--r--src/libs/lvgl/src/lv_objx/lv_line.c308
1 files changed, 0 insertions, 308 deletions
diff --git a/src/libs/lvgl/src/lv_objx/lv_line.c b/src/libs/lvgl/src/lv_objx/lv_line.c
deleted file mode 100644
index ec9e35da..00000000
--- a/src/libs/lvgl/src/lv_objx/lv_line.c
+++ /dev/null
@@ -1,308 +0,0 @@
-/**
- * @file lv_line.c
- *
- */
-
-/*********************
- * INCLUDES
- *********************/
-#include "lv_line.h"
-
-#if LV_USE_LINE != 0
-#include "../lv_core/lv_debug.h"
-#include "../lv_draw/lv_draw.h"
-#include "../lv_misc/lv_math.h"
-#include <stdbool.h>
-#include <stdint.h>
-#include <string.h>
-
-/*********************
- * DEFINES
- *********************/
-#define LV_OBJX_NAME "lv_line"
-
-/**********************
- * TYPEDEFS
- **********************/
-
-/**********************
- * STATIC PROTOTYPES
- **********************/
-static bool lv_line_design(lv_obj_t * line, const lv_area_t * mask, lv_design_mode_t mode);
-static lv_res_t lv_line_signal(lv_obj_t * line, lv_signal_t sign, void * param);
-
-/**********************
- * STATIC VARIABLES
- **********************/
-static lv_signal_cb_t ancestor_signal;
-
-/**********************
- * MACROS
- **********************/
-
-/**********************
- * GLOBAL FUNCTIONS
- **********************/
-
-/**
- * Create a line objects
- * @param par pointer to an object, it will be the parent of the new line
- * @return pointer to the created line
- */
-lv_obj_t * lv_line_create(lv_obj_t * par, const lv_obj_t * copy)
-{
- LV_LOG_TRACE("line create started");
-
- /*Create a basic object*/
- lv_obj_t * new_line = lv_obj_create(par, copy);
- LV_ASSERT_MEM(new_line);
- if(new_line == NULL) return NULL;
-
- if(ancestor_signal == NULL) ancestor_signal = lv_obj_get_signal_cb(new_line);
-
- /*Extend the basic object to line object*/
- lv_line_ext_t * ext = lv_obj_allocate_ext_attr(new_line, sizeof(lv_line_ext_t));
- LV_ASSERT_MEM(ext);
- if(ext == NULL) return NULL;
-
- ext->point_num = 0;
- ext->point_array = NULL;
- ext->auto_size = 1;
- ext->y_inv = 0;
-
- lv_obj_set_design_cb(new_line, lv_line_design);
- lv_obj_set_signal_cb(new_line, lv_line_signal);
-
- /*Init the new line*/
- if(copy == NULL) {
- lv_obj_set_size(new_line, LV_DPI,
- LV_DPI); /*Auto size is enables, but set default size until no points are added*/
- lv_obj_set_style(new_line, NULL); /*Inherit parent's style*/
- lv_obj_set_click(new_line, false);
- }
- /*Copy an existing object*/
- else {
- lv_line_ext_t * copy_ext = lv_obj_get_ext_attr(copy);
- lv_line_set_auto_size(new_line, lv_line_get_auto_size(copy));
- lv_line_set_y_invert(new_line, lv_line_get_y_invert(copy));
- lv_line_set_auto_size(new_line, lv_line_get_auto_size(copy));
- lv_line_set_points(new_line, copy_ext->point_array, copy_ext->point_num);
- /*Refresh the style with new signal function*/
- lv_obj_refresh_style(new_line);
- }
-
- LV_LOG_INFO("line created");
-
- return new_line;
-}
-
-/*=====================
- * Setter functions
- *====================*/
-
-/**
- * Set an array of points. The line object will connect these points.
- * @param line pointer to a line object
- * @param point_a an array of points. Only the address is saved,
- * so the array can NOT be a local variable which will be destroyed
- * @param point_num number of points in 'point_a'
- */
-void lv_line_set_points(lv_obj_t * line, const lv_point_t point_a[], uint16_t point_num)
-{
- LV_ASSERT_OBJ(line, LV_OBJX_NAME);
-
- lv_line_ext_t * ext = lv_obj_get_ext_attr(line);
- ext->point_array = point_a;
- ext->point_num = point_num;
-
- if(point_num > 0 && ext->auto_size != 0) {
- uint16_t i;
- lv_coord_t xmax = LV_COORD_MIN;
- lv_coord_t ymax = LV_COORD_MIN;
- for(i = 0; i < point_num; i++) {
- xmax = LV_MATH_MAX(point_a[i].x, xmax);
- ymax = LV_MATH_MAX(point_a[i].y, ymax);
- }
-
- const lv_style_t * style = lv_line_get_style(line, LV_LINE_STYLE_MAIN);
- lv_obj_set_size(line, xmax + style->line.width, ymax + style->line.width);
- }
-
- lv_obj_invalidate(line);
-}
-
-/**
- * Enable (or disable) the auto-size option. The size of the object will fit to its points.
- * (set width to x max and height to y max)
- * @param line pointer to a line object
- * @param en true: auto size is enabled, false: auto size is disabled
- */
-void lv_line_set_auto_size(lv_obj_t * line, bool en)
-{
- LV_ASSERT_OBJ(line, LV_OBJX_NAME);
-
- lv_line_ext_t * ext = lv_obj_get_ext_attr(line);
- if(ext->auto_size == en) return;
-
- ext->auto_size = en == false ? 0 : 1;
-
- /*Refresh the object*/
- if(en) lv_line_set_points(line, ext->point_array, ext->point_num);
-}
-
-/**
- * Enable (or disable) the y coordinate inversion.
- * If enabled then y will be subtracted from the height of the object,
- * therefore the y=0 coordinate will be on the bottom.
- * @param line pointer to a line object
- * @param en true: enable the y inversion, false:disable the y inversion
- */
-void lv_line_set_y_invert(lv_obj_t * line, bool en)
-{
- LV_ASSERT_OBJ(line, LV_OBJX_NAME);
-
- lv_line_ext_t * ext = lv_obj_get_ext_attr(line);
- if(ext->y_inv == en) return;
-
- ext->y_inv = en == false ? 0 : 1;
-
- lv_obj_invalidate(line);
-}
-
-/*=====================
- * Getter functions
- *====================*/
-
-/**
- * Get the auto size attribute
- * @param line pointer to a line object
- * @return true: auto size is enabled, false: disabled
- */
-bool lv_line_get_auto_size(const lv_obj_t * line)
-{
- LV_ASSERT_OBJ(line, LV_OBJX_NAME);
-
- lv_line_ext_t * ext = lv_obj_get_ext_attr(line);
-
- return ext->auto_size == 0 ? false : true;
-}
-
-/**
- * Get the y inversion attribute
- * @param line pointer to a line object
- * @return true: y inversion is enabled, false: disabled
- */
-bool lv_line_get_y_invert(const lv_obj_t * line)
-{
- LV_ASSERT_OBJ(line, LV_OBJX_NAME);
-
- lv_line_ext_t * ext = lv_obj_get_ext_attr(line);
-
- return ext->y_inv == 0 ? false : true;
-}
-
-/**********************
- * STATIC FUNCTIONS
- **********************/
-
-/**
- * Handle the drawing related tasks of the lines
- * @param line pointer to an object
- * @param mask the object will be drawn only in this area
- * @param mode LV_DESIGN_COVER_CHK: only check if the object fully covers the 'mask_p' area
- * (return 'true' if yes)
- * LV_DESIGN_DRAW: draw the object (always return 'true')
- * LV_DESIGN_DRAW_POST: drawing after every children are drawn
- * @param return true/false, depends on 'mode'
- */
-static bool lv_line_design(lv_obj_t * line, const lv_area_t * mask, lv_design_mode_t mode)
-{
- /*A line never covers an area*/
- if(mode == LV_DESIGN_COVER_CHK)
- return false;
- else if(mode == LV_DESIGN_DRAW_MAIN) {
- lv_line_ext_t * ext = lv_obj_get_ext_attr(line);
-
- if(ext->point_num == 0 || ext->point_array == NULL) return false;
-
- const lv_style_t * style = lv_obj_get_style(line);
- lv_opa_t opa_scale = lv_obj_get_opa_scale(line);
- lv_area_t area;
- lv_obj_get_coords(line, &area);
- lv_coord_t x_ofs = area.x1;
- lv_coord_t y_ofs = area.y1;
- lv_point_t p1;
- lv_point_t p2;
- lv_coord_t h = lv_obj_get_height(line);
- uint16_t i;
-
- lv_style_t circle_style_tmp; /*If rounded...*/
- if(style->line.rounded) {
- lv_style_copy(&circle_style_tmp, style);
- circle_style_tmp.body.radius = LV_RADIUS_CIRCLE;
- circle_style_tmp.body.main_color = style->line.color;
- circle_style_tmp.body.grad_color = style->line.color;
- circle_style_tmp.body.opa = style->line.opa;
- }
- lv_area_t circle_area;
-
- /*Read all points and draw the lines*/
- for(i = 0; i < ext->point_num - 1; i++) {
-
- p1.x = ext->point_array[i].x + x_ofs;
- p2.x = ext->point_array[i + 1].x + x_ofs;
-
- if(ext->y_inv == 0) {
- p1.y = ext->point_array[i].y + y_ofs;
- p2.y = ext->point_array[i + 1].y + y_ofs;
- } else {
- p1.y = h - ext->point_array[i].y + y_ofs;
- p2.y = h - ext->point_array[i + 1].y + y_ofs;
- }
- lv_draw_line(&p1, &p2, mask, style, opa_scale);
-
- /*Draw circle on the joints if enabled*/
- if(style->line.rounded) {
- circle_area.x1 = p1.x - ((style->line.width - 1) >> 1) - ((style->line.width - 1) & 0x1);
- circle_area.y1 = p1.y - ((style->line.width - 1) >> 1) - ((style->line.width - 1) & 0x1);
- circle_area.x2 = p1.x + ((style->line.width - 1) >> 1);
- circle_area.y2 = p1.y + ((style->line.width - 1) >> 1);
- lv_draw_rect(&circle_area, mask, &circle_style_tmp, opa_scale);
- }
- }
-
- /*Draw circle on the last point too if enabled*/
- if(style->line.rounded) {
- circle_area.x1 = p2.x - ((style->line.width - 1) >> 1) - ((style->line.width - 1) & 0x1);
- circle_area.y1 = p2.y - ((style->line.width - 1) >> 1) - ((style->line.width - 1) & 0x1);
- circle_area.x2 = p2.x + ((style->line.width - 1) >> 1);
- circle_area.y2 = p2.y + ((style->line.width - 1) >> 1);
- lv_draw_rect(&circle_area, mask, &circle_style_tmp, opa_scale);
- }
- }
- return true;
-}
-
-/**
- * Signal function of the line
- * @param line pointer to a line object
- * @param sign a signal type from lv_signal_t enum
- * @return LV_RES_OK: the object is not deleted in the function; LV_RES_INV: the object is deleted
- */
-static lv_res_t lv_line_signal(lv_obj_t * line, lv_signal_t sign, void * param)
-{
- lv_res_t res;
-
- /* Include the ancient signal function */
- res = ancestor_signal(line, sign, param);
- if(res != LV_RES_OK) return res;
- if(sign == LV_SIGNAL_GET_TYPE) return lv_obj_handle_get_type_signal(param, LV_OBJX_NAME);
-
- if(sign == LV_SIGNAL_REFR_EXT_DRAW_PAD) {
- const lv_style_t * style = lv_line_get_style(line, LV_LINE_STYLE_MAIN);
- if(line->ext_draw_pad < style->line.width) line->ext_draw_pad = style->line.width;
- }
-
- return res;
-}
-#endif
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