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Update font test to display all sizes at once as a static image

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ChuckBuilds
2025-04-19 12:14:46 -05:00
parent ea03de8af7
commit 064f805d98
2 changed files with 36 additions and 37 deletions
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11
run_font_test.py
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@@ -23,14 +23,15 @@ def main():
# Initialize font test manager
font_test_manager = FontTestManager(config, display_manager)
logger.info("Starting font test display. Press Ctrl+C to exit.")
logger.info("Starting static font test display. Press Ctrl+C to exit.")
# Run the font test display
# Display all font sizes at once
font_test_manager.display()
# Keep the display running until user interrupts
try:
while True:
font_test_manager.update()
font_test_manager.display()
time.sleep(0.1) # Small delay to prevent CPU hogging
time.sleep(1) # Sleep to prevent CPU hogging
except KeyboardInterrupt:
logger.info("Font test display stopped by user.")

48
src/font_test_manager.py
View File

@@ -17,9 +17,6 @@ class FontTestManager:
self.config = config
self.font_path = "assets/fonts/PressStart2P-Regular.ttf"
self.font_sizes = [4, 6, 8, 10, 12, 14, 16, 18]
self.current_size_index = 0
self.display_duration = 3 # Display each size for 3 seconds
self.last_update = 0
self.logger = logging.getLogger('FontTest')
# Verify font exists
@@ -30,49 +27,50 @@ class FontTestManager:
self.logger.info(f"Initialized FontTestManager with {len(self.font_sizes)} font sizes to test")
def update(self):
"""Update the display with the current font size."""
current_time = time.time()
# Check if it's time to switch to the next font size
if current_time - self.last_update >= self.display_duration:
self.current_size_index = (self.current_size_index + 1) % len(self.font_sizes)
self.last_update = current_time
self.logger.info(f"Switching to font size: {self.font_sizes[self.current_size_index]}")
"""No update needed for static display."""
pass
def display(self, force_clear: bool = False):
"""Display the current font size test."""
"""Display all font sizes at once across the screen."""
try:
# Clear the display
self.display_manager.clear()
# Get current font size
current_size = self.font_sizes[self.current_size_index]
# Load the font at the current size
font = ImageFont.truetype(self.font_path, current_size)
# Create text to display (the size number)
text = str(current_size)
# Get display dimensions
width = self.display_manager.matrix.width
height = self.display_manager.matrix.height
# Get text dimensions
# Calculate spacing between font sizes
total_sizes = len(self.font_sizes)
spacing = width // (total_sizes + 1) # Add 1 to account for edges
# Draw each font size
draw = ImageDraw.Draw(self.display_manager.image)
for i, size in enumerate(self.font_sizes):
# Load the font at the current size
font = ImageFont.truetype(self.font_path, size)
# Create text to display (the size number)
text = str(size)
# Get text dimensions
bbox = draw.textbbox((0, 0), text, font=font)
text_width = bbox[2] - bbox[0]
text_height = bbox[3] - bbox[1]
# Calculate position to center the text
x = (width - text_width) // 2
# Calculate position to center the text horizontally and vertically
x = spacing * (i + 1) - (text_width // 2)
y = (height - text_height) // 2
# Draw the text
draw.text((x, y), text, font=font, fill=(255, 255, 255))
# Update the display
# Update the display once
self.display_manager.update_display()
# Log that display is complete
self.logger.info("Font size test display complete. All sizes shown at once.")
except Exception as e:
self.logger.error(f"Error displaying font test: {e}", exc_info=True)