Module graphics

Draw shapes, images, and text on the screen.

Structs

• Angle
  An angle between two vectors.
• Canvas
  Canvas is an Image that can be drawn upon.
• Image
  A loaded image file.
• LineStyle
  The same as Style but without a fill color (only stroke color and width).
• Point
  A point on the screen.
• RGB
  The RGB value of a color in the palette.
• Size
  Size of a bounding box for a shape.
• Style
  Style of a shape.
• SubImage
  A subregion of an image. Constructed using Image::sub.

Enums

• Color
  A pointer to a color in the color palette.

Constants

• HEIGHT
  The screen height in pixels.
• WIDTH
  The screen width in pixels.

Functions

• clear_screen
  Fill the whole frame with the given color.
• draw_arc
  Draw an arc.
• draw_circle
  Draw a circle with the given diameter.
• draw_ellipse
  Draw an ellipse (oval).
• draw_image
  Render an image using the given colors.
• draw_line
  Draw a straight line from point a to point b.
• draw_point
  Set a single point (1 pixel is scaling is 1) on the frame.
• draw_rect
  Draw a rectangle filling the given bounding box.
• draw_rounded_rect
  Draw a rectangle with rounded corners.
• draw_sector
  Draw a sector.
• draw_sub_image
  Draw a subregion of an image.
• draw_text
  Render text using the given font.
• draw_triangle
  Draw a triangle.
• set_canvas
  Set canvas to be used for all subsequent drawing operations.
• set_color
  Set a color value in the palette.
• unset_canvas
  Unset canvas set by set_canvas. All subsequent drawing operations will target frame buffer.