FL-819 new first start screen, add multiline text (#318)

* GUI Canvas: get current font height routine
* Dolphin: new start screen. GUI: new multiline element.
* Dolphin: up state version to reset it for everyone
* Dolphin: take maximum of idle screen height
* Dolphin: frames on first start screen.

1 files changed, 5 insertions, 8 deletions

diff --git a/applications/gui/canvas.c b/applications/gui/canvas.c
index a8ea67eb..a2a5092f 100644
--- a/applications/gui/canvas.c
+++ b/applications/gui/canvas.c
@@ -3,14 +3,6 @@
 
 #include <furi.h>
 
-struct Canvas {
-    u8g2_t fb;
-    uint8_t offset_x;
-    uint8_t offset_y;
-    uint8_t width;
-    uint8_t height;
-};
-
 uint8_t u8g2_gpio_and_delay_stm32(u8x8_t* u8x8, uint8_t msg, uint8_t arg_int, void* arg_ptr);
 uint8_t u8x8_hw_spi_stm32(u8x8_t* u8x8, uint8_t msg, uint8_t arg_int, void* arg_ptr);
 
@@ -70,6 +62,11 @@ uint8_t canvas_height(Canvas* canvas) {
     return canvas->height;
 }
 
+uint8_t canvas_current_font_height(Canvas* canvas) {
+    furi_assert(canvas);
+    return u8g2_GetMaxCharHeight(&canvas->fb);
+}
+
 void canvas_clear(Canvas* canvas) {
     furi_assert(canvas);
     u8g2_ClearBuffer(&canvas->fb);