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Improve stock chart: Increase size and remove outline for cleaner look

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ChuckBuilds
2025-04-11 13:27:58 -05:00
parent c5bfd34d87
commit c073f81297
1 changed files with 20 additions and 19 deletions
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39
src/stock_manager.py
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@@ -515,7 +515,7 @@ class StockManager:
PIL Image of the stock display PIL Image of the stock display
""" """
# Create a wider image for scrolling # Create a wider image for scrolling
width = self.display_manager.matrix.width * 3 # Increased from 2x to 3x for more space width = self.display_manager.matrix.width * 2 # Reduced from 3x to 2x since we'll handle spacing in display_stocks
height = self.display_manager.matrix.height height = self.display_manager.matrix.height
image = Image.new('RGB', (width, height), color=(0, 0, 0)) image = Image.new('RGB', (width, height), color=(0, 0, 0))
draw = ImageDraw.Draw(image) draw = ImageDraw.Draw(image)
@@ -523,8 +523,8 @@ class StockManager:
# Draw large stock logo on the left # Draw large stock logo on the left
logo = self._get_stock_logo(symbol) logo = self._get_stock_logo(symbol)
if logo: if logo:
# Position logo on the left side with less space before the symbol # Position logo on the left side with consistent spacing
logo_x = 2 # Reduced from 5 to 2 logo_x = 2
logo_y = (height - logo.height) // 2 logo_y = (height - logo.height) // 2
image.paste(logo, (logo_x, logo_y), logo) image.paste(logo, (logo_x, logo_y), logo)
@@ -548,7 +548,7 @@ class StockManager:
change_height = change_bbox[3] - change_bbox[1] change_height = change_bbox[3] - change_bbox[1]
# Calculate total height needed for all text # Calculate total height needed for all text
total_text_height = symbol_height + price_height + change_height + 2 # Reduced from 4 to 2 pixels for spacing total_text_height = symbol_height + price_height + change_height + 2 # 2 pixels for spacing
# Calculate starting y position to center the text block # Calculate starting y position to center the text block
start_y = (height - total_text_height) // 2 start_y = (height - total_text_height) // 2
@@ -562,13 +562,13 @@ class StockManager:
# Draw price # Draw price
price_width = price_bbox[2] - price_bbox[0] price_width = price_bbox[2] - price_bbox[0]
price_x = width // 2 - price_width // 2 price_x = width // 2 - price_width // 2
price_y = symbol_y + symbol_height + 1 # Reduced from 2 to 1 pixel spacing price_y = symbol_y + symbol_height + 1 # 1 pixel spacing
draw.text((price_x, price_y), price_text, font=regular_font, fill=(255, 255, 255)) draw.text((price_x, price_y), price_text, font=regular_font, fill=(255, 255, 255))
# Draw change with color based on value # Draw change with color based on value
change_width = change_bbox[2] - change_bbox[0] change_width = change_bbox[2] - change_bbox[0]
change_x = width // 2 - change_width // 2 change_x = width // 2 - change_width // 2
change_y = price_y + price_height + 1 # Reduced from 2 to 1 pixel spacing change_y = price_y + price_height + 1 # 1 pixel spacing
change_color = (0, 255, 0) if change >= 0 else (255, 0, 0) change_color = (0, 255, 0) if change >= 0 else (255, 0, 0)
draw.text((change_x, change_y), change_text, font=small_font, fill=change_color) draw.text((change_x, change_y), change_text, font=small_font, fill=change_color)
@@ -580,9 +580,9 @@ class StockManager:
chart_data = [p['price'] for p in price_history] chart_data = [p['price'] for p in price_history]
# Calculate chart dimensions # Calculate chart dimensions
chart_width = width // 4 chart_width = width // 3 # Increased from width//4 to width//3
chart_height = height // 2 chart_height = height // 1.5 # Increased from height//2 to height//1.5
chart_x = width - chart_width - 10 # 10 pixels from right edge chart_x = width - chart_width - 5 # 5 pixels from right edge
chart_y = (height - chart_height) // 2 chart_y = (height - chart_height) // 2
# Find min and max prices for scaling # Find min and max prices for scaling
@@ -596,10 +596,6 @@ class StockManager:
max_price += 0.01 max_price += 0.01
price_range = 0.02 price_range = 0.02
# Draw chart background
draw.rectangle([chart_x, chart_y, chart_x + chart_width, chart_y + chart_height],
outline=(50, 50, 50))
# Calculate points for the line # Calculate points for the line
points = [] points = []
for i, price in enumerate(chart_data): for i, price in enumerate(chart_data):
@@ -704,15 +700,16 @@ class StockManager:
height = self.display_manager.matrix.height height = self.display_manager.matrix.height
# Calculate total width needed for all stocks # Calculate total width needed for all stocks
# Each stock needs width*2 for scrolling, plus a larger gap between stocks # Each stock needs width*2 for scrolling, plus consistent gaps between elements
gap = width // 2 # Increased from width//4 to width//2 for more space between stocks stock_gap = width // 3 # Gap between stocks
total_width = sum(width * 2 for _ in symbols) + gap * (len(symbols) - 1) element_gap = width // 6 # Gap between elements within a stock
total_width = sum(width * 2 for _ in symbols) + stock_gap * (len(symbols) - 1) + element_gap * (len(symbols) * 2 - 1)
# Create the full image # Create the full image
full_image = Image.new('RGB', (total_width, height), (0, 0, 0)) full_image = Image.new('RGB', (total_width, height), (0, 0, 0))
draw = ImageDraw.Draw(full_image) draw = ImageDraw.Draw(full_image)
# Draw each stock in sequence # Draw each stock in sequence with consistent spacing
current_x = 0 current_x = 0
for symbol in symbols: for symbol in symbols:
data = self.stock_data[symbol] data = self.stock_data[symbol]
@@ -723,8 +720,12 @@ class StockManager:
# Paste this stock image into the full image # Paste this stock image into the full image
full_image.paste(stock_image, (current_x, 0)) full_image.paste(stock_image, (current_x, 0))
# Move to next position # Move to next position with consistent spacing
current_x += width * 2 + gap current_x += width * 2 + element_gap
# Add extra gap between stocks
if symbol != symbols[-1]: # Don't add gap after the last stock
current_x += stock_gap
# Cache the full image # Cache the full image
self.cached_text_image = full_image self.cached_text_image = full_image