# Purpose: tiled window model space setup for AutoCAD
# Copyright (c) 2018 Manfred Moitzi
# License: MIT License
import ezdxf

FILENAME = r'C:\Users\manfred\Desktop\Outbox\tiled_windows_R2000.dxf'


# FILENAME = 'tiled_windows_R2000.dxf'


def draw_raster(doc):
    marker = doc.blocks.new(name='MARKER')
    attribs = {'color': 2}
    marker.add_line((-1, 0), (1, 0), dxfattribs=attribs)
    marker.add_line((0, -1), (0, 1), dxfattribs=attribs)
    marker.add_circle((0, 0), .4, dxfattribs=attribs)

    marker.add_attdef('XPOS', (0.5, -1.0), dxfattribs={'height': 0.25, 'color': 4})
    marker.add_attdef('YPOS', (0.5, -1.5), dxfattribs={'height': 0.25, 'color': 4})
    modelspace = doc.modelspace()
    for x in range(10):
        for y in range(10):
            xcoord = x * 10
            ycoord = y * 10
            values = {
                'XPOS': f"x = {xcoord}",
                'YPOS': f"y = {ycoord}",
            }
            modelspace.add_auto_blockref('MARKER', (xcoord, ycoord), values)


def setup_active_viewport(doc):
    # delete '*Active' viewport configuration
    doc.viewports.delete_config('*ACTIVE')
    # the available display area in AutoCAD has the virtual lower-left corner (0, 0) and the virtual upper-right corner
    # (1, 1)

    # first viewport, uses the left half of the screen
    viewport = doc.viewports.new('*ACTIVE')
    viewport.dxf.lower_left = (0, 0)
    viewport.dxf.upper_right = (.5, 1)
    viewport.dxf.target = (0, 0, 0)  # target point defines the origin of the DCS, this is the default value
    viewport.dxf.center = (40, 30)  # move this location (in DCS) to the center of the viewport
    viewport.dxf.height = 15  # height of viewport in drawing units, this parameter works
    viewport.dxf.aspect_ratio = 1.0  # aspect ratio of viewport (x/y)

    # second viewport, uses the right half of the screen
    viewport = doc.viewports.new('*ACTIVE')
    viewport.dxf.lower_left = (.5, 0)
    viewport.dxf.upper_right = (1, 1)
    viewport.dxf.target = (60, 20, 0)  # target point defines the origin of the DCS
    viewport.dxf.center = (0, 0)  # move this location (in DCS, model space = 60, 20) to the center of the viewport
    viewport.dxf.height = 15  # height of viewport in drawing units, this parameter works
    viewport.dxf.aspect_ratio = 2.0  # aspect ratio of viewport (x/y)


if __name__ == '__main__':
    doc = ezdxf.new('R2000')
    draw_raster(doc)
    setup_active_viewport(doc)
    doc.saveas(FILENAME)
    print(f"DXF file '{FILENAME}' created.")
