GRX.clear_context – ev3devkit Reference Manual
Packages
ev3devkit
GRX
ArcStyle
ChrType
ColorMode
FontConversionFlag
FrameMode
GraphicsMode
ImageInverseFlag
PNMFormat
Result
TextDirection
TextHorizAlign
TextVertAlign
VideoAdapter
Bitmap
ColorTable
Context
Cursor
DriverInfo
Font
FontChrInfo
Frame
FrameDriver
FramedBoxColors
Image
LineOption
LinePattern
Pattern
Pixmap
TextOption
TextRegion
VideoDriver
VideoMode
VideoModeExt
CharAttr
Color
ColorInfo
ColorInfoTable
ContextInfo
Point
TextColor
MAX_ELLIPSE_POINTS
MAX_POLYGON_POINTS
DriverInfoModeSetHook
DriverInfoSetBank
DriverInfoSetRWBanks
FrameDriverBitBlt
FrameDriverBltR2V
FrameDriverBltV2R
FrameDriverDrawBitmap
FrameDriverDrawBlock
FrameDriverDrawHLine
FrameDriverDrawLine
FrameDriverDrawPattern
FrameDriverDrawPixel
FrameDriverDrawVLine
FrameDriverGetIndexedScanLine
FrameDriverInit
FrameDriverPutScanLine
FrameDriverReadPixel
VideoDriverDetect
VideoDriverInit
VideoDriverReset
VideoDriverSelectMode
VideoModeLoadColor
VideoModeScroll
VideoModeSetBank
VideoModeSetRWBanks
VideoModeSetSize
VideoModeSetup
adapter_type
bit_blt
bit_blt_1bpp
bit_blt_no_clip
box
box_no_clip
circle
circle_arc
clear_clip_box
clear_context
clear_screen
context_size
core_frame_mode
current_frame_driver
current_frame_mode
current_mode
current_video_driver
current_video_mode
custom_box
custom_circle
custom_circle_arc
custom_ellipse
custom_ellipse_arc
custom_line
custom_poly_line
custom_polygon
draw_char
draw_string
draw_text_xy
draw_vala_string
ellipse
ellipse_arc
filled_box
filled_box_no_clip
filled_circle
filled_circle_arc
filled_convex_polygon
filled_ellipse
filled_ellipse_rc
filled_polygon
filled_rounded_box
first_video_mode
flood_fill
flood_spill
flood_spill_2
flush
framed_box
framed_box_no_clip
generate_ellipse
generate_ellipse_arc
get_clip_box
get_library_system
get_library_version
get_scan_line
get_screen_coord
get_user_coord
get_user_window
high_x
high_y
horiz_line
horiz_line_no_clip
jpeg_support
last_arc_coords
line
line_no_clip
line_offset
low_x
low_y
match_string
max_x
max_y
msec_time
next_video_mode
num_planes
pattern_draw_char
pattern_draw_string
pattern_draw_string_ext
pattern_draw_vala_string
pattern_draw_vala_string_ext
pattern_filled_box
pattern_filled_circle
pattern_filled_circle_arc
pattern_filled_convex_polygon
pattern_filled_ellipse
pattern_filled_ellipse_arc
pattern_filled_line
pattern_filled_plot
pattern_filled_polygon
pattern_flood_fill
patterned_box
patterned_circle
patterned_circle_arc
patterned_ellipse
patterned_ellipse_arc
patterned_line
patterned_poly_line
patterned_polygon
pixel
pixel_no_clip
plane_size
plot
plot_no_clip
png_support
poly_line
polygon
put_scan_line
query_jpeg
query_png
query_pnm
query_pnm_buffer
reset_clip_box
resize_gray_map
rounded_box
screen_frame_driver
screen_frame_mode
screen_is_virtual
screen_x
screen_y
set_clip_box
set_driver
set_ega_vga_mono_drawn_plane
set_ega_vga_mono_shown_plane
set_error_handling
set_mode
set_mode_hook
set_mode_restore
set_user_window
set_viewport
set_window_title
size_x
size_y
sleep
useR_poly_line
user_box
user_circle
user_circle_arc
user_custom_box
user_custom_circle
user_custom_circle_arc
user_custom_ellipse
user_custom_ellipse_arc
user_custom_line
user_custom_poly_line
user_custom_polygon
user_draw_char
user_draw_string
user_draw_vala_string
user_ellipse
user_ellipse_arc
user_filled_box
user_filled_circle
user_filled_circle_arc
user_filled_convex_polygon
user_filled_ellipse
user_filled_ellipse_arc
user_filled_polygon
user_flood_fill
user_framed_box
user_horiz_line
user_line
user_pattern_filled_box
user_pattern_filled_circle
user_pattern_filled_circle_arc
user_pattern_filled_convex_polygon
user_pattern_filled_ellipse
user_pattern_filled_ellipse_arc
user_pattern_filled_line
user_pattern_filled_plot
user_pattern_filled_polygon
user_pattern_flood_fill
user_patterned_box
user_patterned_circle
user_patterned_circle_arc
user_patterned_ellipse
user_patterned_ellipse_arc
user_patterned_line
user_patterned_poly_line
user_patterned_polygon
user_pixel
user_plot
user_polygon
user_text_xy
user_vert_line
vert_line
vert_line_no_clip
viewport_x
viewport_y
virtual_video_mode
virtual_x
virtual_y
color_info
context_info
driver_info
clear_context
Description:
public
void
clear_context
(
Color
bg)
Namespace:
GRX
Package:
ev3devkit