- Updated sgl_print_hello function to clear the screen and render "Hello World" with improved task handling.
- Modified business_task to repeatedly display "Hello World" every second.
- Enhanced lcd_rtc_test to create and manage labels more efficiently, ensuring proper screen updates.
- Introduced dynamic text handling in sgl_label to manage memory for label text, allowing for automatic cleanup on destruction.
- Added cmd_mem_info function to display SGL memory usage via shell command.
- Implemented sgl_textline widget for displaying multi-line text with customizable properties such as font, color, and background.
- Added sgl_unzip_image widget to handle compressed image data, including drawing with transparency and color replacement.
- Created sgl_win widget for window management, featuring title text, close button, and customizable appearance attributes.
- Each widget includes necessary functions for creation, property setting, and rendering.
许晟昊