Merge pull request #114 from makermelissa/add-grayscale

[hackapet/Adafruit_Blinka_Displayio.git] / displayio / _structs.py

diff --git a/displayio/_structs.py b/displayio/_structs.py
index 9a2017e20475fff56e32c761645e279a9c72bdf3..3603295bbeb4bb0a306a33db810e14f8e27ea352 100644 (file)
--- a/displayio/_structs.py
+++ b/displayio/_structs.py
@@ -23,16 +23,6 @@ __version__ = "0.0.0+auto.0"
 __repo__ = "https://github.com/adafruit/Adafruit_Blinka_Displayio.git"
 
 
-@dataclass
-class RectangleStruct:
-    # pylint: disable=invalid-name
-    """Rectangle Struct Dataclass. To eventually be replaced by Area."""
-    x1: int
-    y1: int
-    x2: int
-    y2: int
-
-
 @dataclass
 class TransformStruct:
     # pylint: disable=invalid-name
@@ -42,9 +32,11 @@ class TransformStruct:
     dx: int = 1
     dy: int = 1
     scale: int = 1
-    transpose_xy: bool = False
+    width: int = 0
+    height: int = 0
     mirror_x: bool = False
     mirror_y: bool = False
+    transpose_xy: bool = False
 
 
 @dataclass
@@ -63,3 +55,47 @@ class ColorspaceStruct:
     reverse_pixels_in_byte: bool = False
     reverse_bytes_in_word: bool = False
     dither: bool = False
+
+
+@dataclass
+class InputPixelStruct:
+    """InputPixel Struct Dataclass"""
+
+    pixel: int = 0
+    x: int = 0
+    y: int = 0
+    tile: int = 0
+    tile_x: int = 0
+    tile_y: int = 0
+
+
+@dataclass
+class OutputPixelStruct:
+    """OutputPixel Struct Dataclass"""
+
+    pixel: int = 0
+    opaque: bool = False
+
+
+@dataclass
+class ColorStruct:
+    """Color Struct Dataclass"""
+
+    rgb888: int = 0
+    cached_colorspace: ColorspaceStruct = None
+    cached_color: int = 0
+    cached_colorspace_grayscale_bit: int = 0
+    cached_colorspace_grayscale: bool = False
+    transparent: bool = False
+
+    def rgba(self) -> tuple[int, int, int, int]:
+        """Return the color as a tuple of red, green, blue, alpha"""
+        return (
+            self.rgb888 >> 16,
+            (self.rgb888 >> 8) & 0xFF,
+            self.rgb888 & 0xFF,
+            0 if self.transparent else 0xFF,
+        )
+
+
+null_transform = TransformStruct()  # Use defaults