# lv_svg_render.h (/api/libs/svg/lv_svg_render_h)
Functions [#functions]
lv_svg_render_get_size [#lv_svg_render_get_size]
Get size of render objects.
```c title=" " lineNumbers=1
uint32_t lv_svg_render_get_size(const lv_svg_render_obj_t *render)
```
Parameters
| Name | Type | Description |
| -------- | ---------------------------------------------------------------------------- | -------------------------------- |
| `render` | | pointer to the SVG render object |
**Returns:** — the bytes of SVG render objects
lv_svg_render_get_viewport_size [#lv_svg_render_get_viewport_size]
Get viewport's width and height of the render object.
```c title=" " lineNumbers=1
lv_result_t lv_svg_render_get_viewport_size(const lv_svg_render_obj_t *render, float *width, float *height)
```
Parameters
| Name | Type | Description |
| -------- | ---------------------------------------------------------------------------- | ------------------------------------------------------------------- |
| `render` | | pointer to the SVG render object |
| `width` | `float *` | pointer to save the width of the viewport of the SVG render object |
| `height` | `float *` | pointer to save the height of the viewport of the SVG render object |
**Returns:** — lv\_result\_t, LV\_RESULT\_OK if success, LV\_RESULT\_INVALID if fail
lv_svg_render_init [#lv_svg_render_init]
Initialize the SVG render.
```c title=" " lineNumbers=1
void lv_svg_render_init(const lv_svg_render_hal_t *hal)
```
Parameters
| Name | Type | Description |
| ----- | ---------------------------------------------------------------------------- | ----------------------------------------------- |
| `hal` | | pointer to a structure with rendering functions |
lv_svg_render_create [#lv_svg_render_create]
Create a new SVG render from an SVG document.
```c title=" " lineNumbers=1
lv_svg_render_obj_t * lv_svg_render_create(const lv_svg_node_t *svg_doc)
```
Parameters
| Name | Type | Description |
| --------- | ---------------------------------------------------------------- | --------------------------- |
| `svg_doc` | | pointer to the SVG document |
**Returns:** — pointer to the new SVG render object
lv_svg_render_delete [#lv_svg_render_delete]
Delete an SVG render object.
```c title=" " lineNumbers=1
void lv_svg_render_delete(lv_svg_render_obj_t *render)
```
Parameters
| Name | Type | Description |
| -------- | ---------------------------------------------------------------------- | ------------------------------------------ |
| `render` | | pointer to the SVG render object to delete |
lv_draw_svg_render [#lv_draw_svg_render]
Render an SVG object to a vector graphics.
```c title=" " lineNumbers=1
void lv_draw_svg_render(lv_draw_vector_dsc_t *dsc, const lv_svg_render_obj_t *render)
```
Parameters
| Name | Type | Description |
| -------- | ---------------------------------------------------------------------------- | ------------------------------------------ |
| `dsc` | | pointer to the vector graphics descriptor |
| `render` | | pointer to the SVG render object to render |
lv_draw_svg [#lv_draw_svg]
Draw an SVG document to a layer.
```c title=" " lineNumbers=1
void lv_draw_svg(lv_layer_t *layer, const lv_svg_node_t *svg_doc)
```
Parameters
| Name | Type | Description |
| --------- | ---------------------------------------------------------------- | ----------------------------------- |
| `layer` | | pointer to the target layer |
| `svg_doc` | | pointer to the SVG document to draw |
Structs [#structs]
\_lv_svg_render_obj [#_lv_svg_render_obj]
| Member | Type | Description |
| ------------ | ------------------------------------------------------------------------------- | ----------- |
| `next` | | |
| `tag` | | |
| `flags` | | |
| `id` | `char *` | |
| `dsc` | | |
| `matrix` | | |
| `head` | | |
| `fill_ref` | `char *` | |
| `stroke_ref` | `char *` | |
| `clz` | | |
\_lv_svg_render_class [#_lv_svg_render_class]
| Member | Type | Description |
| --------------- | ---------------------------------------------------------------------------------------------------------------------------- | ----------- |
| `set_paint_ref` | `void(*)(struct _lv_svg_render_obj *obj, lv_vector_path_ctx_t *dsc, const struct _lv_svg_render_obj *target_obj, bool fill)` | |
| `init` | `void(*)(struct _lv_svg_render_obj *obj, const lv_svg_node_t *node)` | |
| `render` | `void(*)(const struct _lv_svg_render_obj *obj, lv_draw_vector_dsc_t *dsc, const lv_matrix_t *matrix)` | |
| `set_attr` | `void(*)(struct _lv_svg_render_obj *obj, lv_vector_path_ctx_t *dsc, const lv_svg_attr_t *attr)` | |
| `get_bounds` | `void(*)(const struct _lv_svg_render_obj *obj, lv_area_t *area)` | |
| `get_size` | `void(*)(const struct _lv_svg_render_obj *obj, uint32_t *size)` | |
| `destroy` | `void(*)(struct _lv_svg_render_obj *obj)` | |
\_lv_svg_render_hal [#_lv_svg_render_hal]
| Member | Type | Description |
| --------------- | -------------------------------------------------------------- | ----------- |
| `load_image` | `void(*)(const char *image_url, lv_draw_image_dsc_t *img_dsc)` | |
| `get_font_path` | `const char *(*)(const char *font_family)` | |
Typedefs [#typedefs]
lv_svg_render_obj_t [#lv_svg_render_obj_t]
```c title=" " lineNumbers=1
typedef struct _lv_svg_render_obj lv_svg_render_obj_t
```
* `lv_svg_render_delete` — param `render`
* `lv_svg_render_get_size` — param `render`
* `lv_svg_render_get_viewport_size` — param `render`
* `lv_draw_svg_render` — param `render`
lv_svg_render_class [#lv_svg_render_class]
```c title=" " lineNumbers=1
typedef struct _lv_svg_render_class lv_svg_render_class
```
lv_svg_render_hal_t [#lv_svg_render_hal_t]
```c title=" " lineNumbers=1
typedef struct _lv_svg_render_hal lv_svg_render_hal_t
```
* `lv_svg_render_init` — param `hal`
Macros [#macros]
LV_SVG_RENDER_OBJ [#lv_svg_render_obj]
```c title=" " lineNumbers=1
#define LV_SVG_RENDER_OBJ(n) \
((lv_svg_render_obj_t*)(n))
```
Dependencies [#dependencies]