81 lines
3.1 KiB
Python
81 lines
3.1 KiB
Python
"""Grid system demonstration."""
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import mcrfpy
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from .base import DemoScreen
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class GridDemo(DemoScreen):
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name = "Grid System"
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description = "Tile-based grid with entities, FOV, and pathfinding"
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def setup(self):
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self.add_title("Grid System")
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self.add_description("Multi-layer rendering with camera, zoom, and children support")
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# Create a grid with no default layers
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grid = mcrfpy.Grid(grid_size=(15, 10), pos=(50, 120), size=(400, 280), layers={})
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grid.fill_color = mcrfpy.Color(20, 20, 40)
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# Add a color layer for the checkerboard pattern (z_index=-1 = below entities)
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color_layer = grid.add_layer("color", z_index=-1)
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# Center camera on middle of grid (in pixel coordinates: cells * cell_size / 2)
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# For 15x10 grid with 16x16 cells: center = (15*16/2, 10*16/2) = (120, 80)
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grid.center = (120, 80)
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self.ui.append(grid)
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# Set tile colors via the color layer to create a pattern
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for x in range(15):
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for y in range(10):
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point = grid.at(x, y)
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# Checkerboard pattern
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if (x + y) % 2 == 0:
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color_layer.set(x, y, mcrfpy.Color(40, 40, 60))
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else:
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color_layer.set(x, y, mcrfpy.Color(30, 30, 50))
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# Border
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if x == 0 or x == 14 or y == 0 or y == 9:
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color_layer.set(x, y, mcrfpy.Color(80, 60, 40))
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point.walkable = False
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# Add some children to the grid
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highlight = mcrfpy.Circle(center=(7*16 + 8, 5*16 + 8), radius=12,
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fill_color=mcrfpy.Color(255, 255, 0, 80),
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outline_color=mcrfpy.Color(255, 255, 0),
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outline=2)
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grid.children.append(highlight)
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label = mcrfpy.Caption(text="Grid Child", pos=(5*16, 3*16))
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label.fill_color = mcrfpy.Color(255, 200, 100)
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grid.children.append(label)
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# Info panel
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info = mcrfpy.Frame(pos=(480, 120), size=(280, 280))
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info.fill_color = mcrfpy.Color(40, 40, 50)
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info.outline = 1
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info.outline_color = mcrfpy.Color(80, 80, 100)
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self.ui.append(info)
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props = [
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"grid_size: (15, 10)",
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"layers: [ColorLayer]",
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"center: (120, 80)",
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"",
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"Features:",
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"- Multi-layer rendering",
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"- Camera pan/zoom",
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"- Children collection",
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"- FOV/pathfinding",
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]
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for i, text in enumerate(props):
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cap = mcrfpy.Caption(text=text, pos=(10, 10 + i*22))
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cap.fill_color = mcrfpy.Color(180, 180, 200)
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info.children.append(cap)
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# Code example
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code = """# Grid with layers
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grid = mcrfpy.Grid(grid_size=(20, 15), pos=(50, 50), size=(320, 240), layers={})
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layer = grid.add_layer("color", z_index=-1) # Below entities
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layer.set(5, 5, mcrfpy.Color(255, 0, 0)) # Red tile
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grid.children.append(mcrfpy.Caption("Label", pos=(80, 48)))"""
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self.add_code_example(code, y=420)
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