insert history and status pages to alarmMonitorRPi

exampleAddOns/alarmMonitorRPi/roundrects.py

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+"""
+Rounded rectangles in both non-antialiased and antialiased varieties.
+
+@author: Sean J. McKiernan
+https://github.com/Mekire/rounded-rects-pygame
+"""
+
+import pygame as pg
+
+from pygame import gfxdraw
+
+
+def round_rect(surface, rect, color, rad=20, border=0, inside=(0,0,0,0)):
+    """
+    Draw a rect with rounded corners to surface.  Argument rad can be specified
+    to adjust curvature of edges (given in pixels).  An optional border
+    width can also be supplied; if not provided the rect will be filled.
+    Both the color and optional interior color (the inside argument) support
+    alpha.
+    """
+    rect = pg.Rect(rect)
+    zeroed_rect = rect.copy()
+    zeroed_rect.topleft = 0,0
+    image = pg.Surface(rect.size).convert_alpha()
+    image.fill((0,0,0,0))
+    _render_region(image, zeroed_rect, color, rad)
+    if border:
+        zeroed_rect.inflate_ip(-2*border, -2*border)
+        _render_region(image, zeroed_rect, inside, rad)
+    surface.blit(image, rect)
+
+
+def _render_region(image, rect, color, rad):
+    """Helper function for round_rect."""
+    corners = rect.inflate(-2*rad, -2*rad)
+    for attribute in ("topleft", "topright", "bottomleft", "bottomright"):
+        pg.draw.circle(image, color, getattr(corners,attribute), rad)
+    image.fill(color, rect.inflate(-2*rad,0))
+    image.fill(color, rect.inflate(0,-2*rad))
+
+
+def aa_round_rect(surface, rect, color, rad=20, border=0, inside=(0,0,0)):
+    """
+    Draw an antialiased rounded rect on the target surface.  Alpha is not
+    supported in this implementation but other than that usage is identical to
+    round_rect.
+    """
+    rect = pg.Rect(rect)
+    _aa_render_region(surface, rect, color, rad)
+    if border:
+        rect.inflate_ip(-2*border, -2*border)
+        _aa_render_region(surface, rect, inside, rad)
+
+
+def _aa_render_region(image, rect, color, rad):
+    """Helper function for aa_round_rect."""
+    corners = rect.inflate(-2*rad-1, -2*rad-1)
+    for attribute in ("topleft", "topright", "bottomleft", "bottomright"):
+        x, y = getattr(corners, attribute)
+        gfxdraw.aacircle(image, x, y, rad, color)
+        gfxdraw.filled_circle(image, x, y, rad, color)
+    image.fill(color, rect.inflate(-2*rad,0))
+    image.fill(color, rect.inflate(0,-2*rad))