5주차 3교시: 통제된 우연 포스터 미션

# 0. 준비 / 이 셀은 그대로 실행합니다.
from pathlib import Path
import random
from PIL import Image, ImageDraw
from IPython.display import display

canvas_width = 600
canvas_height = 600
min_size = 20
max_size = 80
margin = 40

# 순서: 배경 / 주조 / 보조 / 강조 / 윤곽
PALETTES = {
    "paper": ((246, 240, 225), (40, 52, 61), (116, 150, 132), (224, 89, 62), (64, 70, 64)),
    "night": ((24, 29, 58), (230, 232, 213), (119, 136, 208), (215, 242, 93), (174, 179, 217)),
    "pop": ((237, 220, 237), (56, 53, 104), (242, 167, 107), (218, 61, 118), (85, 55, 85)),
}
STYLE_NAMES = {"tiles": "겹친 색면", "rings": "동심원 리듬", "stripes": "스트라이프 신호"}

# 2. EDIT / 표현 방식·팔레트·시드·밀도·경계를 설계합니다.
graphic_style = "rings"       # "tiles", "rings", "stripes"
palette_name = "night"        # "paper", "night", "pop"
candidate_seeds = [21, 73, 137]
shape_count = 56
medium_threshold = 42
large_threshold = 64


background_color, primary_color, secondary_color, accent_color, outline_color = PALETTES[palette_name]
palette = [primary_color, secondary_color, accent_color]

# 3. 전체 생성 코드 / 난수 네 줄과 조건문이 이미 들어 있습니다.
# 설정을 바꿀 때는 2번 셀부터 다시 실행합니다.
candidate_images = []
candidate_records = []
candidate_branch_counts = []

for seed_number in candidate_seeds:
    image = Image.new("RGB", (canvas_width, canvas_height), background_color)
    draw = ImageDraw.Draw(image)
    random.seed(seed_number)
    generation_records = []
    branch_counts = {"large": 0, "medium": 0, "small": 0}

    for shape_number in range(shape_count):
        # 선택: 크기 -> 안전한 위치 -> 기본색
        size = random.randint(min_size, max_size)
        x = random.randint(margin, canvas_width - margin - size)
        y = random.randint(margin, canvas_height - margin - size)
        base_color = random.choice(palette)

        # 같은 size를 조건 검사와 그리기에 함께 사용합니다.
        if size >= large_threshold:
            branch_name = "large"
            if graphic_style == "tiles":
                draw.rectangle((x + 8, y + 8, x + size, y + size), fill=outline_color)
                draw.rectangle((x, y, x + size - 8, y + size - 8), fill=accent_color)
            elif graphic_style == "rings":
                draw.ellipse((x, y, x + size, y + size), fill=accent_color)
                inset = size // 5
                draw.ellipse((x + inset, y + inset, x + size - inset, y + size - inset), fill=background_color)
                inset = size // 3
                draw.ellipse((x + inset, y + inset, x + size - inset, y + size - inset), fill=base_color)
            else:
                for stripe in range(5):
                    top = y + stripe * size // 5
                    bottom = y + (stripe + 1) * size // 5 - 3
                    draw.rectangle((x, top, x + size, bottom), fill=accent_color)
        elif size >= medium_threshold:
            branch_name = "medium"
            if graphic_style == "tiles":
                draw.ellipse((x, y, x + size, y + size), fill=base_color)
                draw.line((x + size // 4, y + size // 2, x + 3 * size // 4, y + size // 2), fill=background_color, width=3)
            elif graphic_style == "rings":
                draw.ellipse((x, y, x + size, y + size), fill=base_color)
                draw.ellipse((x + 6, y + 6, x + size - 6, y + size - 6), fill=background_color)
            else:
                for stripe in range(4):
                    left = x + stripe * size // 4
                    right = x + (stripe + 1) * size // 4 - 3
                    draw.rectangle((left, y, right, y + size), fill=base_color)
        else:
            branch_name = "small"
            if graphic_style == "tiles":
                draw.rectangle((x, y, x + size, y + size), outline=base_color, width=2)
            elif graphic_style == "rings":
                draw.ellipse((x, y, x + size, y + size), outline=base_color, width=2)
            else:
                draw.line((x, y + size // 2, x + size, y + size // 2), fill=base_color, width=3)
                draw.line((x + size // 2, y, x + size // 2, y + size), fill=base_color, width=3)

        branch_counts[branch_name] += 1
        generation_records.append((shape_number, size, x, y, base_color, branch_name))

    candidate_images.append(image)
    candidate_records.append(generation_records)
    candidate_branch_counts.append(branch_counts)

# 세 장을 함께 비교합니다. 미리보기만 축소하고 원본은 600 x 600으로 유지합니다.
preview = Image.new("RGB", (960, 350), background_color)
preview_draw = ImageDraw.Draw(preview)
for i in range(3):
    preview.paste(candidate_images[i].resize((300, 300)), (10 + i * 320, 35))
    preview_draw.text((10 + i * 320, 12), str(i + 1) + " / seed " + str(candidate_seeds[i]), fill=primary_color)
display(preview)
for i in range(3):
    print("후보", i + 1, "시드", candidate_seeds[i], "분기 횟수", candidate_branch_counts[i])

generated_settings = (graphic_style, palette_name, tuple(candidate_seeds), shape_count, medium_threshold, large_threshold)