lv_svg.h

API reference for lv_svg.h

Summary

Functions

libs/svg/lv_svg.h:311function

lv_svg_load_data

Loading SVG data and creating the DOM tree.

lv_svg_node_t * lv_svg_load_data(const char *svg_data, uint32_t data_len)

Name	Type	Description
`svg_data`	`const char *`	pointer to the SVG data
`data_len`	`uint32_t`	the SVG data length

libs/svg/lv_svg.h:318function

lv_svg_node_create

Create an SVG DOM node.

lv_svg_node_t * lv_svg_node_create(lv_svg_node_t *parent)

Name	Type	Description
`parent`	`lv_svg_node_t *`	pointer to the parent node

Returns: lv_svg_node_t * — true: an new SVG DOM node, false: NULL

libs/svg/lv_svg.h:324function

lv_svg_node_delete

Delete an SVG DOM subtree.

void lv_svg_node_delete(lv_svg_node_t *node)

Name	Type	Description
`node`	`lv_svg_node_t *`	pointer to an SVG DOM subtree

Enums

libs/svg/lv_svg.h:24enum

_lv_svg_tag_t

Name	Value
`LV_SVG_TAG_INVALID`	`-1`
`LV_SVG_TAG_CONTENT`
`LV_SVG_TAG_SVG`
`LV_SVG_TAG_USE`
`LV_SVG_TAG_G`
`LV_SVG_TAG_PATH`
`LV_SVG_TAG_RECT`
`LV_SVG_TAG_CIRCLE`
`LV_SVG_TAG_ELLIPSE`
`LV_SVG_TAG_LINE`
`LV_SVG_TAG_POLYLINE`
`LV_SVG_TAG_POLYGON`
`LV_SVG_TAG_SOLID_COLOR`
`LV_SVG_TAG_LINEAR_GRADIENT`
`LV_SVG_TAG_RADIAL_GRADIENT`
`LV_SVG_TAG_STOP`
`LV_SVG_TAG_DEFS`
`LV_SVG_TAG_IMAGE`
`LV_SVG_TAG_MPATH`
`LV_SVG_TAG_SET`
`LV_SVG_TAG_ANIMATE`
`LV_SVG_TAG_ANIMATE_COLOR`
`LV_SVG_TAG_ANIMATE_TRANSFORM`
`LV_SVG_TAG_ANIMATE_MOTION`
`LV_SVG_TAG_TEXT`
`LV_SVG_TAG_TSPAN`
`LV_SVG_TAG_TEXT_AREA`

libs/svg/lv_svg.h:57enum

_lv_svg_attr_type_t

Name	Value
`LV_SVG_ATTR_INVALID`	`0`
`LV_SVG_ATTR_ID`
`LV_SVG_ATTR_XML_ID`
`LV_SVG_ATTR_VERSION`
`LV_SVG_ATTR_BASE_PROFILE`
`LV_SVG_ATTR_VIEWBOX`
`LV_SVG_ATTR_PRESERVE_ASPECT_RATIO`
`LV_SVG_ATTR_VIEWPORT_FILL`
`LV_SVG_ATTR_VIEWPORT_FILL_OPACITY`
`LV_SVG_ATTR_DISPLAY`
`LV_SVG_ATTR_VISIBILITY`
`LV_SVG_ATTR_X`
`LV_SVG_ATTR_Y`
`LV_SVG_ATTR_WIDTH`
`LV_SVG_ATTR_HEIGHT`
`LV_SVG_ATTR_RX`
`LV_SVG_ATTR_RY`
`LV_SVG_ATTR_CX`
`LV_SVG_ATTR_CY`
`LV_SVG_ATTR_R`
`LV_SVG_ATTR_X1`
`LV_SVG_ATTR_Y1`
`LV_SVG_ATTR_X2`
`LV_SVG_ATTR_Y2`
`LV_SVG_ATTR_POINTS`
`LV_SVG_ATTR_D`
`LV_SVG_ATTR_PATH_LENGTH`
`LV_SVG_ATTR_XLINK_HREF`
`LV_SVG_ATTR_STYLE`
`LV_SVG_ATTR_FILL`
`LV_SVG_ATTR_FILL_RULE`
`LV_SVG_ATTR_FILL_OPACITY`
`LV_SVG_ATTR_STROKE`
`LV_SVG_ATTR_STROKE_WIDTH`
`LV_SVG_ATTR_STROKE_LINECAP`
`LV_SVG_ATTR_STROKE_LINEJOIN`
`LV_SVG_ATTR_STROKE_MITER_LIMIT`
`LV_SVG_ATTR_STROKE_DASH_ARRAY`
`LV_SVG_ATTR_STROKE_DASH_OFFSET`
`LV_SVG_ATTR_STROKE_OPACITY`
`LV_SVG_ATTR_OPACITY`
`LV_SVG_ATTR_SOLID_COLOR`
`LV_SVG_ATTR_SOLID_OPACITY`
`LV_SVG_ATTR_GRADIENT_UNITS`
`LV_SVG_ATTR_GRADIENT_STOP_OFFSET`
`LV_SVG_ATTR_GRADIENT_STOP_COLOR`
`LV_SVG_ATTR_GRADIENT_STOP_OPACITY`
`LV_SVG_ATTR_FONT_FAMILY`
`LV_SVG_ATTR_FONT_STYLE`
`LV_SVG_ATTR_FONT_VARIANT`
`LV_SVG_ATTR_FONT_WEIGHT`
`LV_SVG_ATTR_FONT_SIZE`
`LV_SVG_ATTR_TRANSFORM`
`LV_SVG_ATTR_TEXT_ANCHOR`
`LV_SVG_ATTR_ATTRIBUTE_NAME`
`LV_SVG_ATTR_ATTRIBUTE_TYPE`
`LV_SVG_ATTR_BEGIN`
`LV_SVG_ATTR_END`
`LV_SVG_ATTR_DUR`
`LV_SVG_ATTR_MIN`
`LV_SVG_ATTR_MAX`
`LV_SVG_ATTR_RESTART`
`LV_SVG_ATTR_REPEAT_COUNT`
`LV_SVG_ATTR_REPEAT_DUR`
`LV_SVG_ATTR_CALC_MODE`
`LV_SVG_ATTR_VALUES`
`LV_SVG_ATTR_KEY_TIMES`
`LV_SVG_ATTR_KEY_SPLINES`
`LV_SVG_ATTR_KEY_POINTS`
`LV_SVG_ATTR_FROM`
`LV_SVG_ATTR_TO`
`LV_SVG_ATTR_BY`
`LV_SVG_ATTR_ADDITIVE`
`LV_SVG_ATTR_ACCUMULATE`
`LV_SVG_ATTR_PATH`
`LV_SVG_ATTR_ROTATE`
`LV_SVG_ATTR_TRANSFORM_TYPE`

libs/svg/lv_svg.h:140enum

_lv_svg_transform_type_t

Name	Value
`LV_SVG_TRANSFORM_TYPE_MATRIX`	`1`
`LV_SVG_TRANSFORM_TYPE_TRANSLATE`
`LV_SVG_TRANSFORM_TYPE_ROTATE`
`LV_SVG_TRANSFORM_TYPE_SCALE`
`LV_SVG_TRANSFORM_TYPE_SKEW_X`
`LV_SVG_TRANSFORM_TYPE_SKEW_Y`

libs/svg/lv_svg.h:151enum

lv_svg_anim_action_t

Name	Value
`LV_SVG_ANIM_REMOVE`	`0`
`LV_SVG_ANIM_FREEZE`

libs/svg/lv_svg.h:156enum

_lv_svg_anim_restart_type_t

Name	Value
`LV_SVG_ANIM_RESTART_ALWAYS`	`0`
`LV_SVG_ANIM_RESTART_WHEN_NOT_ACTIVE`
`LV_SVG_ANIM_RESTART_NEVER`

libs/svg/lv_svg.h:162enum

_lv_svg_anim_calc_mode_t

Name	Value
`LV_SVG_ANIM_CALC_MODE_LINEAR`	`0`
`LV_SVG_ANIM_CALC_MODE_PACED`
`LV_SVG_ANIM_CALC_MODE_SPLINE`
`LV_SVG_ANIM_CALC_MODE_DISCRETE`

libs/svg/lv_svg.h:169enum

_lv_svg_anim_additive_type_t

Name	Value
`LV_SVG_ANIM_ADDITIVE_REPLACE`	`0`
`LV_SVG_ANIM_ADDITIVE_SUM`

libs/svg/lv_svg.h:174enum

_lv_svg_anim_accumulate_type_t

Name	Value
`LV_SVG_ANIM_ACCUMULATE_NONE`	`0`
`LV_SVG_ANIM_ACCUMULATE_SUM`

libs/svg/lv_svg.h:180enum

_lv_svg_aspect_ratio_t

Name	Value
`LV_SVG_ASPECT_RATIO_NONE`	`0`
`LV_SVG_ASPECT_RATIO_XMIN_YMIN`	`(1 << 1)`
`LV_SVG_ASPECT_RATIO_XMID_YMIN`	`(2 << 1)`
`LV_SVG_ASPECT_RATIO_XMAX_YMIN`	`(3 << 1)`
`LV_SVG_ASPECT_RATIO_XMIN_YMID`	`(4 << 1)`
`LV_SVG_ASPECT_RATIO_XMID_YMID`	`(5 << 1)`
`LV_SVG_ASPECT_RATIO_XMAX_YMID`	`(6 << 1)`
`LV_SVG_ASPECT_RATIO_XMIN_YMAX`	`(7 << 1)`
`LV_SVG_ASPECT_RATIO_XMID_YMAX`	`(8 << 1)`
`LV_SVG_ASPECT_RATIO_XMAX_YMAX`	`(9 << 1)`

libs/svg/lv_svg.h:194enum

_lv_svg_aspect_ratio_opt_t

Name	Value
`LV_SVG_ASPECT_RATIO_OPT_MEET`	`0`
`LV_SVG_ASPECT_RATIO_OPT_SLICE`

libs/svg/lv_svg.h:210enum

_lv_svg_fill_rule_t

Name	Value
`LV_SVG_FILL_NONZERO`	`0`
`LV_SVG_FILL_EVENODD`

libs/svg/lv_svg.h:216enum

_lv_svg_line_cap_t

Name	Value
`LV_SVG_LINE_CAP_BUTT`	`0`
`LV_SVG_LINE_CAP_SQUARE`
`LV_SVG_LINE_CAP_ROUND`

libs/svg/lv_svg.h:223enum

_lv_svg_line_join_t

Name	Value
`LV_SVG_LINE_JOIN_MITER`	`0`
`LV_SVG_LINE_JOIN_BEVEL`
`LV_SVG_LINE_JOIN_ROUND`

libs/svg/lv_svg.h:230enum

_lv_svg_gradient_units_t

Name	Value
`LV_SVG_GRADIENT_UNITS_OBJECT`	`0`
`LV_SVG_GRADIENT_UNITS_USER_SPACE`

libs/svg/lv_svg.h:254enum

_lv_svg_path_cmd_t

Name	Value
`LV_SVG_PATH_CMD_MOVE_TO`	`77`
`LV_SVG_PATH_CMD_LINE_TO`	`76`
`LV_SVG_PATH_CMD_CURVE_TO`	`67`
`LV_SVG_PATH_CMD_QUAD_TO`	`81`
`LV_SVG_PATH_CMD_ARC_TO`	`65`
`LV_SVG_PATH_CMD_CLOSE`	`90`

libs/svg/lv_svg.h:272enum

_lv_svg_attr_value_type_t

Name	Value
`LV_SVG_ATTR_VALUE_DATA`	`0`
`LV_SVG_ATTR_VALUE_PTR`

libs/svg/lv_svg.h:278enum

_lv_svg_attr_value_class_t

Name	Value
`LV_SVG_ATTR_VALUE_NONE`	`0`
`LV_SVG_ATTR_VALUE_INITIAL`
`LV_SVG_ATTR_VALUE_INHERIT`

Structs

struct

lv_svg_point_t

Member	Type	Description
`x`	`float`
`y`	`float`

struct

lv_svg_matrix_t

Member	Type	Description
`m`	`float[3][3]`

struct

lv_svg_attr_value_t

Member	Type	Description
`ival`	`int32_t`
`uval`	`uint32_t`
`fval`	`float`
`sval`	`char *`
`val`	`void *`

struct

lv_svg_attr_values_list_t

Member	Type	Description
`length`	`uint32_t`
`data`	`uint8_t[1]`

struct

lv_svg_attr_path_value_t

Member	Type	Description
`cmd`	`uint32_t`
`data`	`uint8_t[1]`

struct

lv_svg_attr_t

Member	Type	Description
`id`	`lv_svg_attr_type_t`
`val_type`	`lv_svg_attr_value_type_t`
`class_type`	`lv_svg_attr_value_class_t`
`value`	`lv_svg_attr_value_t`

struct

lv_svg_node_t

Member	Type	Description
`base`	`lv_tree_node_t`
`xml_id`	`char *`
`type`	`lv_svg_tag_t`
`attrs`	`lv_array_t`
`render_obj`	`struct _lv_svg_render_obj *`

Used by 5 functions

lv_svg_node_create — param parent
lv_svg_node_delete — param node
_lv_svg_dump_tree — param root
lv_svg_render_create — param svg_doc
lv_draw_svg — param svg_doc

Typedefs

libs/svg/lv_svg.h:55typedef

lv_svg_tag_t

typedef int8_t lv_svg_tag_t

libs/svg/lv_svg.h:138typedef

lv_svg_attr_type_t

typedef uint8_t lv_svg_attr_type_t

libs/svg/lv_svg.h:148typedef

lv_svg_transform_type_t

typedef uint8_t lv_svg_transform_type_t

libs/svg/lv_svg.h:192typedef

lv_svg_aspect_ratio_t

typedef uint32_t lv_svg_aspect_ratio_t

libs/svg/lv_svg.h:208typedef

lv_svg_color_t

typedef uint32_t lv_svg_color_t

libs/svg/lv_svg.h:214typedef

lv_svg_fill_rule_t

typedef uint8_t lv_svg_fill_rule_t

libs/svg/lv_svg.h:221typedef

lv_svg_line_cap_t

typedef uint8_t lv_svg_line_cap_t

libs/svg/lv_svg.h:228typedef

lv_svg_line_join_t

typedef uint8_t lv_svg_line_join_t

libs/svg/lv_svg.h:234typedef

lv_svg_gradient_units_t

typedef uint8_t lv_svg_gradient_units_t

libs/svg/lv_svg.h:276typedef

lv_svg_attr_value_type_t

typedef uint8_t lv_svg_attr_value_type_t

libs/svg/lv_svg.h:283typedef

lv_svg_attr_value_class_t

typedef uint8_t lv_svg_attr_value_class_t

Macros

libs/svg/lv_svg.h:329macro

LV_SVG_NODE_CHILD

#define LV_SVG_NODE_CHILD(n, i) \
    ((lv_svg_node_t *)(LV_TREE_NODE((n))->children[i]))

libs/svg/lv_svg.h:332macro

LV_SVG_NODE

#define LV_SVG_NODE(n) \
    ((lv_svg_node_t*)(n))

Dependencies

Indirect dependencies

lv_svg.h

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