add canvas_buffer to api

CHANGELOG.md

@@ -1,5 +1,5 @@
 ## Main changes
-- Current API: 87.7
+- Current API: 87.8
 * SubGHz: Add support for **42+ Keeloq based systems** (with partial Add Manually support) (see [Full list](/documentation/SubGHzSupportedSystems.md)) (by @zero-mega, @xMasterX, ARF Team)
 * SubGHz: Add **Allstar Firefly 318ALD31K** protocol (18 bits, Static) (PR #989 | by @jlaughter)
 * SubGHz: Add **Nord ICE** protocol (33 bits, Static)
@@ -17,6 +17,7 @@
 * OFW PR 4369: NFC: Fix stack buffer overflows in MFUL FAST_READ and DESFire file settings parsers (by @qp-x-qp)
 * Apps: Build tag (**29apr2026**) - **Check out more Apps updates and fixes by following** [this link](https://github.com/xMasterX/all-the-plugins/commits/dev)
 ## Other changes
+* UI: Add `canvas_get_buffer`, `canvas_get_buffer_size` to public API
 * HID App: PTT improvements (PR #996 | by @hryamzik)
 * UI: Wording changes to be more clear (PR #994 | by @SkeletonMan03)
 * SubGHz: Fix duplicate code in RAW protocol

applications/services/gui/canvas.c

@@ -1,4 +1,5 @@
 #include "canvas_i.h"
+#include "canvas.h"
 #include "icon_animation_i.h"
 
 #include <furi.h>

applications/services/gui/canvas.h

@@ -85,6 +85,22 @@ typedef enum {
 /** Canvas anonymous structure */
 typedef struct Canvas Canvas;
 
+/** Get canvas buffer.
+ *
+ * @param      canvas  Canvas instance
+ *
+ * @return     pointer to buffer
+ */
+uint8_t* canvas_get_buffer(Canvas* canvas);
+
+/** Get canvas buffer size.
+ *
+ * @param      canvas  Canvas instance
+ *
+ * @return     size of canvas in bytes
+ */
+size_t canvas_get_buffer_size(const Canvas* canvas);
+
 /** Reset canvas drawing tools configuration
  *
  * @param      canvas  Canvas instance

applications/services/gui/canvas_i.h

@@ -61,22 +61,6 @@ Canvas* canvas_init(void);
  */
 void canvas_free(Canvas* canvas);
 
-/** Get canvas buffer.
- *
- * @param      canvas  Canvas instance
- *
- * @return     pointer to buffer
- */
-uint8_t* canvas_get_buffer(Canvas* canvas);
-
-/** Get canvas buffer size.
- *
- * @param      canvas  Canvas instance
- *
- * @return     size of canvas in bytes
- */
-size_t canvas_get_buffer_size(const Canvas* canvas);
-
 /** Set drawing region relative to real screen buffer
  *
  * @param      canvas    Canvas instance

targets/f7/api_symbols.csv

@@ -1,5 +1,5 @@
 entry,status,name,type,params
-Version,+,87.7,,
+Version,+,87.8,,
 Header,+,applications/drivers/subghz/cc1101_ext/cc1101_ext_interconnect.h,,
 Header,+,applications/services/applications.h,,
 Header,+,applications/services/bt/bt_service/bt.h,,
@@ -880,6 +880,8 @@ Function,+,canvas_draw_str_aligned,void,"Canvas*, int32_t, int32_t, Align, Align
 Function,+,canvas_draw_triangle,void,"Canvas*, int32_t, int32_t, size_t, size_t, CanvasDirection"
 Function,+,canvas_draw_xbm,void,"Canvas*, int32_t, int32_t, size_t, size_t, const uint8_t*"
 Function,+,canvas_draw_xbm_ex,void,"Canvas*, int32_t, int32_t, size_t, size_t, IconRotation, const uint8_t*"
+Function,+,canvas_get_buffer,uint8_t*,Canvas*
+Function,+,canvas_get_buffer_size,size_t,const Canvas*
 Function,+,canvas_get_font_params,const CanvasFontParameters*,"const Canvas*, Font"
 Function,+,canvas_glyph_width,size_t,"Canvas*, uint16_t"
 Function,+,canvas_height,size_t,const Canvas*
@@ -3734,8 +3736,8 @@ Function,+,subghz_protocol_encoder_raw_stop,void,void*
 Function,+,subghz_protocol_encoder_raw_yield,LevelDuration,void*
 Function,+,subghz_protocol_faac_slh_create_data,_Bool,"void*, FlipperFormat*, uint32_t, uint8_t, uint32_t, uint32_t, const char*, SubGhzRadioPreset*"
 Function,+,subghz_protocol_jarolift_create_data,_Bool,"void*, FlipperFormat*, uint32_t, uint8_t, uint16_t, SubGhzRadioPreset*"
-Function,+,subghz_protocol_keeloq_seed_create_data,_Bool,"void*, FlipperFormat*, uint32_t, uint8_t, uint16_t, uint32_t, const char*, SubGhzRadioPreset*"
 Function,+,subghz_protocol_keeloq_create_data,_Bool,"void*, FlipperFormat*, uint32_t, uint8_t, uint16_t, const char*, SubGhzRadioPreset*"
+Function,+,subghz_protocol_keeloq_seed_create_data,_Bool,"void*, FlipperFormat*, uint32_t, uint8_t, uint16_t, uint32_t, const char*, SubGhzRadioPreset*"
 Function,+,subghz_protocol_kinggates_stylo_4k_create_data,_Bool,"void*, FlipperFormat*, uint32_t, uint8_t, uint16_t, SubGhzRadioPreset*"
 Function,+,subghz_protocol_nice_flor_s_create_data,_Bool,"void*, FlipperFormat*, uint32_t, uint8_t, uint16_t, SubGhzRadioPreset*, _Bool"
 Function,+,subghz_protocol_phoenix_v2_create_data,_Bool,"void*, FlipperFormat*, uint32_t, uint16_t, SubGhzRadioPreset*"