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https://github.com/trezor/trezor-firmware.git
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213 lines
6.2 KiB
Python
213 lines
6.2 KiB
Python
from typing import *
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# extmod/modtrezorui/modtrezorui-display.h
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class Display:
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"""
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Provide access to device display.
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"""
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WIDTH: int # display width in pixels
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HEIGHT: int # display height in pixels
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FONT_MONO: int # id of monospace font
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FONT_NORMAL: int # id of normal-width font
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FONT_BOLD: int # id of bold-width font
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def __init__(self) -> None:
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"""
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Initialize the display.
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"""
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def clear(self) -> None:
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"""
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Clear display with black color.
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"""
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def refresh(self) -> None:
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"""
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Refresh display (update screen).
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"""
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def bar(self, x: int, y: int, w: int, h: int, color: int) -> None:
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"""
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Renders a bar at position (x,y = upper left corner) with width w and
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height h of color color.
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"""
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def bar_radius(
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self,
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x: int,
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y: int,
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w: int,
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h: int,
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fgcolor: int,
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bgcolor: int = None,
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radius: int = None,
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) -> None:
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"""
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Renders a rounded bar at position (x,y = upper left corner) with width w
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and height h of color fgcolor. Background is set to bgcolor and corners
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are drawn with radius radius.
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"""
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def toif_info(self, image: bytes) -> Tuple[int, int, bool]:
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"""
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Returns tuple containing TOIF image dimensions: width, height, and
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whether it is grayscale.
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Raises an exception for corrupted images.
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"""
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def image(self, x: int, y: int, image: bytes) -> None:
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"""
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Renders an image at position (x,y).
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The image needs to be in Trezor Optimized Image Format (TOIF) -
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full-color mode.
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"""
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def avatar(
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self, x: int, y: int, image: bytes, fgcolor: int, bgcolor: int
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) -> None:
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"""
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Renders an avatar at position (x,y).
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The image needs to be in Trezor Optimized Image Format (TOIF) -
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full-color mode. Image needs to be of exactly AVATAR_IMAGE_SIZE x
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AVATAR_IMAGE_SIZE pixels size.
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"""
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def icon(
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self, x: int, y: int, icon: bytes, fgcolor: int, bgcolor: int
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) -> None:
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"""
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Renders an icon at position (x,y), fgcolor is used as foreground color,
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bgcolor as background. The icon needs to be in Trezor Optimized Image
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Format (TOIF) - gray-scale mode.
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"""
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def loader(
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self,
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progress: int,
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indeterminate: bool,
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yoffset: int,
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fgcolor: int,
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bgcolor: int,
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icon: bytes = None,
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iconfgcolor: int = None,
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) -> None:
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"""
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Renders a rotating loader graphic.
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Progress determines its position (0-1000), fgcolor is used as foreground
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color, bgcolor as background. When icon and iconfgcolor are provided, an
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icon is drawn in the middle using the color specified in iconfgcolor.
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Icon needs to be of exactly LOADER_ICON_SIZE x LOADER_ICON_SIZE pixels
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size.
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"""
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def print(self, text: str) -> None:
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"""
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Renders text using 5x8 bitmap font (using special text mode).
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"""
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def text(
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self,
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x: int,
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y: int,
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text: str,
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font: int,
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fgcolor: int,
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bgcolor: int,
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text_offset: int = None,
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text_len: int = None,
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) -> None:
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"""
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Renders left-aligned text at position (x,y) where x is left position and
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y is baseline. Font font is used for rendering, fgcolor is used as
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foreground color, bgcolor as background.
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Arguments text_offset and text_len can be used to render a substring of
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the text.
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"""
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def text_center(
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self,
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x: int,
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y: int,
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text: str,
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font: int,
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fgcolor: int,
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bgcolor: int,
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) -> None:
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"""
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Renders text centered at position (x,y) where x is text center and y is
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baseline. Font font is used for rendering, fgcolor is used as foreground
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color, bgcolor as background.
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"""
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def text_right(
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self,
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x: int,
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y: int,
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text: str,
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font: int,
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fgcolor: int,
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bgcolor: int,
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) -> None:
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"""
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Renders right-aligned text at position (x,y) where x is right position
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and y is baseline. Font font is used for rendering, fgcolor is used as
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foreground color, bgcolor as background.
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"""
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def text_width(
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self,
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text: str,
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font: int,
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text_offset: int = None,
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text_len: int = None,
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) -> int:
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"""
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Returns a width of text in pixels. Font font is used for rendering.
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Arguments text_offset and text_len can be used to render a substring of
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the text.
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"""
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def text_split(self, text: str, font: int, requested_width: int) -> int:
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"""
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Returns how many characters of the string can be used before exceeding
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the requested width. Tries to avoid breaking words if possible. Font
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font is used for rendering.
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"""
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def qrcode(self, x: int, y: int, data: bytes, scale: int) -> None:
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"""
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Renders data encoded as a QR code centered at position (x,y).
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Scale determines a zoom factor.
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"""
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def orientation(self, degrees: int = None) -> int:
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"""
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Sets display orientation to 0, 90, 180 or 270 degrees.
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Everything needs to be redrawn again when this function is used.
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Call without the degrees parameter to just perform the read of the
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value.
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"""
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def backlight(self, val: int = None) -> int:
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"""
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Sets backlight intensity to the value specified in val.
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Call without the val parameter to just perform the read of the value.
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"""
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def offset(self, xy: Tuple[int, int] = None) -> Tuple[int, int]:
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"""
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Sets offset (x, y) for all subsequent drawing calls.
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Call without the xy parameter to just perform the read of the value.
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"""
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def save(self, prefix: str) -> None:
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"""
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Saves current display contents to PNG file with given prefix.
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"""
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def clear_save(self) -> None:
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"""
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Clears buffers in display saving.
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"""
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