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Separate decorator from operator to follow other modules in model / project
This commit is contained in:
falken10
@@ -1123,3 +1123,204 @@ class FaceAreaDecorator:
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self.draw_batch("POINTS", data["verts"], decorator_color)
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self.draw_batch("LINES", data["verts"], decorator_color, data["edges"])
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self.draw_batch("TRIS", data["verts"], transparent_color(decorator_color, alpha=0.5), data["tris"])
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class BoundingBoxDecorator:
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is_installed = False
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handlers = []
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def __init__(self):
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context = bpy.context
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theme = context.preferences.themes.items()[0][1]
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self.decorator_color_x_axis = (*theme.user_interface.axis_x, 1)
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self.decorator_color_y_axis = (*theme.user_interface.axis_y, 1)
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self.decorator_color_z_axis = (*theme.user_interface.axis_z, 1)
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self.decorator_color_wire = (*theme.view_3d.bone_solid, 1)
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self.decorator_color_special = tool.Blender.get_addon_preferences().decorator_color_special
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@classmethod
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def install(cls, context):
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if cls.is_installed:
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cls.uninstall()
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handler = cls()
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cls.handlers.append(
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bpy.types.SpaceView3D.draw_handler_add(handler.draw_bounding_box_wire_cube, (context,), "WINDOW", "POST_VIEW")
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)
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cls.handlers.append(
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bpy.types.SpaceView3D.draw_handler_add(handler.draw_dimension_text, (context,), "WINDOW", "POST_PIXEL")
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)
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cls.is_installed = True
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@classmethod
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def uninstall(cls):
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for handler in cls.handlers:
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try:
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bpy.types.SpaceView3D.draw_handler_remove(handler, "WINDOW")
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except Exception:
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pass
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cls.handlers.clear()
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cls.is_installed = False
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@staticmethod
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def get_combined_bounding_box_corners(objects):
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import mathutils
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if not objects:
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return None, None, None
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if len(objects) == 1:
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obj = objects[0]
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corners = [obj.matrix_world @ mathutils.Vector(corner) for corner in obj.bound_box]
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else:
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all_corners = []
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for obj in objects:
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if hasattr(obj, "bound_box"):
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all_corners.extend([obj.matrix_world @ mathutils.Vector(corner) for corner in obj.bound_box])
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min_corner = mathutils.Vector(
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(min(v.x for v in all_corners), min(v.y for v in all_corners), min(v.z for v in all_corners))
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)
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max_corner = mathutils.Vector(
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(max(v.x for v in all_corners), max(v.y for v in all_corners), max(v.z for v in all_corners))
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)
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corners = [
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mathutils.Vector((min_corner.x, min_corner.y, min_corner.z)),
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mathutils.Vector((min_corner.x, min_corner.y, max_corner.z)),
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mathutils.Vector((min_corner.x, max_corner.y, max_corner.z)),
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mathutils.Vector((min_corner.x, max_corner.y, min_corner.z)),
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mathutils.Vector((max_corner.x, min_corner.y, min_corner.z)),
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mathutils.Vector((max_corner.x, min_corner.y, max_corner.z)),
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mathutils.Vector((max_corner.x, max_corner.y, max_corner.z)),
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mathutils.Vector((max_corner.x, max_corner.y, min_corner.z)),
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]
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edges = [
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(0, 1, "Z"), (1, 2, "Y"), (2, 3, "Z"), (3, 0, "Y"),
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(4, 5, "Z"), (5, 6, "Y"), (6, 7, "Z"), (7, 4, "Y"),
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(0, 4, "X"), (1, 5, "X"), (2, 6, "X"), (3, 7, "X"),
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]
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axis_colors = {
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"X": (0.956, 0.282, 0.322, 1),
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"Y": (0.565, 0.812, 0.125, 1),
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"Z": (0.196, 0.529, 0.929, 1),
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}
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return corners, edges, axis_colors
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@staticmethod
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def find_closest_trihedron(corners, edges, region, rv3d):
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from bpy_extras.view3d_utils import location_3d_to_region_2d
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min_y = float("inf")
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best_origin = None
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for idx, corner in enumerate(corners):
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screen_co = location_3d_to_region_2d(region, rv3d, corner)
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if screen_co is not None and screen_co.y < min_y:
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min_y = screen_co.y
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best_origin = idx
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trihedron = [
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{"X": (0, 4), "Y": (0, 3), "Z": (0, 1)},
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{"X": (1, 5), "Y": (1, 2), "Z": (1, 0)},
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{"X": (2, 6), "Y": (2, 1), "Z": (2, 3)},
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{"X": (3, 7), "Y": (3, 0), "Z": (3, 2)},
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{"X": (4, 0), "Y": (4, 7), "Z": (4, 5)},
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{"X": (5, 1), "Y": (5, 6), "Z": (5, 4)},
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{"X": (6, 2), "Y": (6, 5), "Z": (6, 7)},
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{"X": (7, 3), "Y": (7, 4), "Z": (7, 6)},
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]
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return trihedron[best_origin]
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def draw_batch(self, shader_type, content_pos, color, indices=None):
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if not tool.Blender.validate_shader_batch_data(content_pos, indices):
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return
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shader = self.line_shader if shader_type == "LINES" else self.shader
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batch = batch_for_shader(shader, shader_type, {"pos": content_pos}, indices=indices)
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shader.uniform_float("color", color)
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batch.draw(shader)
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def draw_text_background(self, context, coords_dim, text_dim):
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padding = 5
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theme = context.preferences.themes.items()[0][1]
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color = (*theme.user_interface.wcol_menu_back.inner[:3], 0.5) # unwrap color values and adds alpha
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top_left = (coords_dim[0] - padding, coords_dim[1] + text_dim[1] + padding)
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bottom_left = (coords_dim[0] - padding, coords_dim[1] - padding)
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top_right = (coords_dim[0] + text_dim[0] + padding, coords_dim[1] + text_dim[1] + padding)
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bottom_right = (coords_dim[0] + text_dim[0] + padding, coords_dim[1] - padding)
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verts = [top_left, bottom_left, top_right, bottom_right]
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gpu.state.blend_set("ALPHA")
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self.draw_batch("TRIS", verts, color, [(0, 1, 2), (1, 2, 3)])
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def draw_bounding_box_wire_cube(self, context):
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import gpu
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from gpu_extras.batch import batch_for_shader
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self.line_shader = gpu.shader.from_builtin("POLYLINE_UNIFORM_COLOR")
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self.line_shader.bind()
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self.line_shader.uniform_float("viewportSize", (context.region.width, context.region.height))
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self.shader = gpu.shader.from_builtin("UNIFORM_COLOR")
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selected_objects = [obj for obj in bpy.context.selected_objects if hasattr(obj, "bound_box")]
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if not selected_objects:
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return
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corners, edges, axis_colors = self.get_combined_bounding_box_corners(selected_objects)
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region = bpy.context.region
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rv3d = bpy.context.region_data
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gpu.state.line_width_set(2.0)
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for i1, i2, axis in edges:
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self.draw_batch("LINES", [corners[i1], corners[i2]], self.decorator_color_wire)
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closest_indices = self.find_closest_trihedron(corners, edges, region, rv3d)
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for axis in "XYZ":
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pair = closest_indices[axis]
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if pair is not None:
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i1, i2 = pair
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color = getattr(self, f"decorator_color_{axis.lower()}_axis")
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self.draw_batch("LINES", [corners[i1], corners[i2]], color)
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def draw_dimension_text(self, context):
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from bpy_extras.view3d_utils import location_3d_to_region_2d
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from bonsai.bim.module.drawing.helper import format_distance
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import mathutils
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import blf
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self.line_shader = gpu.shader.from_builtin("POLYLINE_UNIFORM_COLOR")
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self.line_shader.bind()
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self.line_shader.uniform_float("viewportSize", (context.region.width, context.region.height))
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self.shader = gpu.shader.from_builtin("UNIFORM_COLOR")
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selected_objects = [obj for obj in bpy.context.selected_objects if hasattr(obj, "bound_box")]
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if not selected_objects:
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return
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corners, edges, axis_colors = self.get_combined_bounding_box_corners(selected_objects)
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if not corners:
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return
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dims = mathutils.Vector(
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(
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(corners[4] - corners[0]).length,
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(corners[3] - corners[0]).length,
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(corners[1] - corners[0]).length,
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)
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)
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region = bpy.context.region
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rv3d = bpy.context.region_data
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# Preferences
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addon_prefs = tool.Blender.get_addon_preferences()
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font_id = 0
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font_size = tool.Blender.scale_font_size(12)
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blf.size(font_id, font_size)
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blf.enable(font_id, blf.SHADOW)
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blf.shadow(font_id, 6, 0, 0, 0, 1)
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color = addon_prefs.decorations_colour
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blf.color(font_id, *color)
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closest_indices = self.find_closest_trihedron(corners, edges, region, rv3d)
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for axis in "XYZ":
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pair = closest_indices[axis]
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if pair is not None:
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i1, i2 = pair
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center = (corners[i1] + corners[i2]) / 2
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value = getattr(dims, axis.lower())
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screen_co = location_3d_to_region_2d(region, rv3d, center)
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if screen_co is not None:
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blf.position(font_id, screen_co.x, screen_co.y, 0)
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blf.color(font_id, 1, 1, 1, 1)
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value_str = f"D{axis.lower()}: " + format_distance(value, hide_units=False)
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text_length = blf.dimensions(font_id, value_str)
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self.draw_text_background(context, screen_co, text_length)
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blf.draw(font_id, value_str)
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blf.disable(font_id, blf.SHADOW)
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@@ -2791,267 +2791,6 @@ class MeasureFaceAreaTool(bpy.types.Operator, PolylineOperator):
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FaceAreaDecorator.install(context)
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return {"RUNNING_MODAL"}
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class MeasureXYZDimensionsTool(bpy.types.Operator):
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bl_idname = "bim.measure_xyz_dimensions_tool"
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bl_label = "Show bonding box dimensions"
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bl_options = {"REGISTER", "UNDO"}
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_draw_handler_box = None
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_draw_handler_text = None
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previous_selection = set()
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@staticmethod
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def get_combined_bounding_box_corners(objects):
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import mathutils
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if not objects:
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return None, None, None
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if len(objects) == 1:
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obj = bpy.context.active_object
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corners = [obj.matrix_world @ mathutils.Vector(corner) for corner in obj.bound_box]
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else:
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all_corners = []
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for obj in objects:
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if hasattr(obj, "bound_box"):
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all_corners.extend([obj.matrix_world @ mathutils.Vector(corner) for corner in obj.bound_box])
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min_corner = mathutils.Vector(
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(min(v.x for v in all_corners), min(v.y for v in all_corners), min(v.z for v in all_corners))
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)
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max_corner = mathutils.Vector(
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(max(v.x for v in all_corners), max(v.y for v in all_corners), max(v.z for v in all_corners))
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)
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corners = [
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mathutils.Vector((min_corner.x, min_corner.y, min_corner.z)),
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mathutils.Vector((min_corner.x, min_corner.y, max_corner.z)),
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mathutils.Vector((min_corner.x, max_corner.y, max_corner.z)),
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mathutils.Vector((min_corner.x, max_corner.y, min_corner.z)),
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mathutils.Vector((max_corner.x, min_corner.y, min_corner.z)),
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mathutils.Vector((max_corner.x, min_corner.y, max_corner.z)),
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mathutils.Vector((max_corner.x, max_corner.y, max_corner.z)),
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mathutils.Vector((max_corner.x, max_corner.y, min_corner.z)),
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]
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edges = [
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(0, 1, "Z"),
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(1, 2, "Y"),
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(2, 3, "Z"),
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(3, 0, "Y"),
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(4, 5, "Z"),
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(5, 6, "Y"),
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(6, 7, "Z"),
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(7, 4, "Y"),
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(0, 4, "X"),
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(1, 5, "X"),
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(2, 6, "X"),
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(3, 7, "X"),
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]
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axis_colors = {
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"X": (0.956, 0.282, 0.322, 1),
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"Y": (0.565, 0.812, 0.125, 1),
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"Z": (0.196, 0.529, 0.929, 1),
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}
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return corners, edges, axis_colors
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@staticmethod
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def find_closest_trihedron(corners, edges, region, rv3d):
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from bpy_extras.view3d_utils import location_3d_to_region_2d
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min_y = float("inf")
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best_origin = None
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for idx, corner in enumerate(corners):
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screen_co = location_3d_to_region_2d(region, rv3d, corner)
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if screen_co is not None and screen_co.y < min_y:
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min_y = screen_co.y
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best_origin = idx
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trihedron = [
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{"X": (0, 4), "Y": (0, 3), "Z": (0, 1)},
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{"X": (1, 5), "Y": (1, 2), "Z": (1, 0)},
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{"X": (2, 6), "Y": (2, 1), "Z": (2, 3)},
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{"X": (3, 7), "Y": (3, 0), "Z": (3, 2)},
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{"X": (4, 0), "Y": (4, 7), "Z": (4, 5)},
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{"X": (5, 1), "Y": (5, 6), "Z": (5, 4)},
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{"X": (6, 2), "Y": (6, 5), "Z": (6, 7)},
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{"X": (7, 3), "Y": (7, 4), "Z": (7, 6)},
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]
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return trihedron[best_origin]
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@classmethod
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def draw_bounding_box_wire_cube(cls):
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selected_objects = [obj for obj in bpy.context.selected_objects if hasattr(obj, "bound_box")]
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if not selected_objects:
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return
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corners, edges, axis_colors = cls.get_combined_bounding_box_corners(selected_objects)
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region = bpy.context.region
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rv3d = bpy.context.region_data
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shader = gpu.shader.from_builtin("UNIFORM_COLOR")
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gpu.state.line_width_set(2.0)
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for i1, i2, axis in edges:
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color = (0.5, 0.5, 0.5, 0.75)
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shader.bind()
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shader.uniform_float("color", color)
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batch = batch_for_shader(shader, "LINES", {"pos": [corners[i1], corners[i2]]})
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batch.draw(shader)
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closest_indices = cls.find_closest_trihedron(corners, edges, region, rv3d)
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for axis in "XYZ":
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pair = closest_indices[axis]
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if pair is not None:
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i1, i2 = pair
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color = axis_colors[axis]
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shader.bind()
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shader.uniform_float("color", color)
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batch = batch_for_shader(shader, "LINES", {"pos": [corners[i1], corners[i2]]})
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batch.draw(shader)
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@classmethod
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def draw_batch(self, shader_type, content_pos, color, indices=None):
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if not tool.Blender.validate_shader_batch_data(content_pos, indices):
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return
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# shader = self.line_shader if shader_type == "LINES" else self.shader
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shader = gpu.shader.from_builtin("UNIFORM_COLOR")
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batch = batch_for_shader(shader, shader_type, {"pos": content_pos}, indices=indices)
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shader.uniform_float("color", color)
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batch.draw(shader)
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@classmethod
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def draw_text_background(self, context, coords_dim, text_dim):
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padding = 5
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theme = context.preferences.themes.items()[0][1]
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color = (*theme.user_interface.wcol_menu_back.inner[:3], 0.5) # unwrap color values and adds alpha
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top_left = (coords_dim[0] - padding, coords_dim[1] + text_dim[1] + padding)
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bottom_left = (coords_dim[0] - padding, coords_dim[1] - padding)
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top_right = (coords_dim[0] + text_dim[0] + padding, coords_dim[1] + text_dim[1] + padding)
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bottom_right = (coords_dim[0] + text_dim[0] + padding, coords_dim[1] - padding)
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verts = [top_left, bottom_left, top_right, bottom_right]
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gpu.state.blend_set("ALPHA")
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self.draw_batch("TRIS", verts, color, [(0, 1, 2), (1, 2, 3)])
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@classmethod
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def draw_dimension_text(cls):
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from bpy_extras.view3d_utils import location_3d_to_region_2d
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from bonsai.bim.module.drawing.helper import format_distance
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selected_objects = [obj for obj in bpy.context.selected_objects if hasattr(obj, "bound_box")]
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if not selected_objects:
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return
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corners, edges, axis_colors = cls.get_combined_bounding_box_corners(selected_objects)
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if not corners:
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return
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dims = mathutils.Vector(
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(
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(corners[4] - corners[0]).length,
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(corners[3] - corners[0]).length,
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(corners[1] - corners[0]).length,
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)
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)
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region = bpy.context.region
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rv3d = bpy.context.region_data
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closest_indices = cls.find_closest_trihedron(corners, edges, region, rv3d)
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addon_prefs = tool.Blender.get_addon_preferences()
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font_id = 0
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font_size = tool.Blender.scale_font_size(12)
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blf.size(font_id, font_size)
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blf.enable(font_id, blf.SHADOW)
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blf.shadow(font_id, 6, 0, 0, 0, 1)
|
||||
color = addon_prefs.decorations_colour
|
||||
blf.color(font_id, *color)
|
||||
|
||||
for axis in "XYZ":
|
||||
pair = closest_indices[axis]
|
||||
if pair is not None:
|
||||
i1, i2 = pair
|
||||
center = (corners[i1] + corners[i2]) / 2
|
||||
value = getattr(dims, axis.lower())
|
||||
screen_co = location_3d_to_region_2d(region, rv3d, center)
|
||||
if screen_co is not None:
|
||||
blf.position(font_id, screen_co.x, screen_co.y, 0)
|
||||
blf.color(font_id, 1, 1, 1, 1)
|
||||
value_str = f"D{axis.lower()}: " + format_distance(value, hide_units=False)
|
||||
text_length = blf.dimensions(font_id, value_str)
|
||||
cls.draw_text_background(bpy.context, screen_co, text_length)
|
||||
blf.draw(font_id, value_str)
|
||||
|
||||
@classmethod
|
||||
def enable_bounding_box_wire_cube(cls):
|
||||
if cls._draw_handler_box is None:
|
||||
cls._draw_handler_box = bpy.types.SpaceView3D.draw_handler_add(
|
||||
cls.draw_bounding_box_wire_cube, (), "WINDOW", "POST_VIEW"
|
||||
)
|
||||
if cls._draw_handler_text is None:
|
||||
cls._draw_handler_text = bpy.types.SpaceView3D.draw_handler_add(
|
||||
cls.draw_dimension_text, (), "WINDOW", "POST_PIXEL"
|
||||
)
|
||||
|
||||
@classmethod
|
||||
def disable_bounding_box_wire_cube(cls):
|
||||
if cls._draw_handler_box is not None:
|
||||
bpy.types.SpaceView3D.draw_handler_remove(cls._draw_handler_box, "WINDOW")
|
||||
cls._draw_handler_box = None
|
||||
if cls._draw_handler_text is not None:
|
||||
bpy.types.SpaceView3D.draw_handler_remove(cls._draw_handler_text, "WINDOW")
|
||||
cls._draw_handler_text = None
|
||||
|
||||
@classmethod
|
||||
def selection_monitor_handler(cls, scene, depsgraph):
|
||||
current_selection = {obj.name for obj in scene.objects if obj.select_get()}
|
||||
if current_selection != cls.previous_selection:
|
||||
if len(bpy.context.selected_objects) == 1:
|
||||
scene.transform_orientation_slots[1].type = "LOCAL"
|
||||
else:
|
||||
scene.transform_orientation_slots[1].type = "GLOBAL"
|
||||
area = next((a for a in bpy.context.screen.areas if a.type == "VIEW_3D"), None)
|
||||
space = next((s for s in area.spaces if s.type == "VIEW_3D"), None)
|
||||
space.show_gizmo_object_translate = True
|
||||
cls.previous_selection = current_selection
|
||||
|
||||
@classmethod
|
||||
def register_handler(cls):
|
||||
cls.unregister_handler()
|
||||
bpy.app.handlers.depsgraph_update_post.append(cls.selection_monitor_handler)
|
||||
|
||||
@classmethod
|
||||
def unregister_handler(cls):
|
||||
handlers = bpy.app.handlers.depsgraph_update_post
|
||||
handlers[:] = [h for h in handlers if h.__name__ != "selection_monitor_handler"]
|
||||
|
||||
def execute(self, context):
|
||||
scene = bpy.context.scene
|
||||
area_3d = next((area for area in bpy.context.screen.areas if area.type == "VIEW_3D"), None)
|
||||
space_3d = next((space for space in area_3d.spaces if space.type == "VIEW_3D"), None) if area_3d else None
|
||||
try:
|
||||
if bpy.context.scene.MeasureToolSettings.measurement_type == "XYZ_DIMENSIONS":
|
||||
self.enable_bounding_box_wire_cube()
|
||||
self.register_handler()
|
||||
if not scene.get("prev_transform_orientation_slot_type", None):
|
||||
scene["prev_transform_orientation_slot_type"] = scene.transform_orientation_slots[1].type
|
||||
if not scene.get("prev_show_gizmo_object_translate", None):
|
||||
scene["prev_show_gizmo_object_translate"] = (
|
||||
space_3d.show_gizmo_object_translate if space_3d else False
|
||||
)
|
||||
if space_3d:
|
||||
if len(context.selected_objects) == 1:
|
||||
scene.transform_orientation_slots[1].type = "LOCAL"
|
||||
else:
|
||||
scene.transform_orientation_slots[1].type = "GLOBAL"
|
||||
space_3d.show_gizmo_object_translate = True
|
||||
else:
|
||||
self.disable_bounding_box_wire_cube()
|
||||
self.unregister_handler()
|
||||
if space_3d:
|
||||
prev_orientation = scene.get("prev_transform_orientation_slot_type", None)
|
||||
if prev_orientation:
|
||||
scene.transform_orientation_slots[1].type = prev_orientation
|
||||
scene["prev_transform_orientation_slot_type"] = ""
|
||||
prev_gizmo = scene.get("prev_show_gizmo_object_translate", None)
|
||||
if prev_gizmo is not None:
|
||||
space_3d.show_gizmo_object_translate = prev_gizmo
|
||||
scene["prev_show_gizmo_object_translate"] = None
|
||||
except Exception:
|
||||
self.report({"WARNING"}, "Could not set transform orientation.")
|
||||
return {"FINISHED"}
|
||||
|
||||
|
||||
class ClearMeasurement(bpy.types.Operator):
|
||||
bl_idname = "bim.clear_measurement"
|
||||
bl_label = "Clear measurement from the screen"
|
||||
@@ -3066,3 +2805,43 @@ class ClearMeasurement(bpy.types.Operator):
|
||||
MeasureDecorator.uninstall()
|
||||
tool.Blender.update_viewport()
|
||||
return {"FINISHED"}
|
||||
|
||||
from bonsai.bim.module.model.decorator import BoundingBoxDecorator
|
||||
|
||||
class MeasureXYZDimensionsTool(bpy.types.Operator):
|
||||
bl_idname = "bim.measure_xyz_dimensions_tool"
|
||||
bl_label = "Show bounding box dimensions"
|
||||
bl_options = {"REGISTER", "UNDO"}
|
||||
|
||||
def execute(self, context):
|
||||
scene = context.scene
|
||||
area_3d = next((area for area in context.screen.areas if area.type == "VIEW_3D"), None)
|
||||
space_3d = next((space for space in area_3d.spaces if space.type == "VIEW_3D"), None) if area_3d else None
|
||||
|
||||
if scene.MeasureToolSettings.measurement_type == "XYZ_DIMENSIONS":
|
||||
BoundingBoxDecorator.install(context)
|
||||
# Save previous state if not already saved
|
||||
if not scene.get("prev_transform_orientation_slot_type", None):
|
||||
scene["prev_transform_orientation_slot_type"] = scene.transform_orientation_slots[1].type
|
||||
if not scene.get("prev_show_gizmo_object_translate", None) and space_3d:
|
||||
scene["prev_show_gizmo_object_translate"] = space_3d.show_gizmo_object_translate
|
||||
# Set new state
|
||||
if space_3d:
|
||||
if len(context.selected_objects) == 1:
|
||||
scene.transform_orientation_slots[1].type = "LOCAL"
|
||||
else:
|
||||
scene.transform_orientation_slots[1].type = "GLOBAL"
|
||||
space_3d.show_gizmo_object_translate = True
|
||||
else:
|
||||
BoundingBoxDecorator.uninstall()
|
||||
# Restore previous state
|
||||
if space_3d:
|
||||
prev_orientation = scene.get("prev_transform_orientation_slot_type", None)
|
||||
if prev_orientation:
|
||||
scene.transform_orientation_slots[1].type = prev_orientation
|
||||
scene["prev_transform_orientation_slot_type"] = ""
|
||||
prev_gizmo = scene.get("prev_show_gizmo_object_translate", None)
|
||||
if prev_gizmo is not None:
|
||||
space_3d.show_gizmo_object_translate = prev_gizmo
|
||||
scene["prev_show_gizmo_object_translate"] = None
|
||||
return {"FINISHED"}
|
||||
Reference in New Issue
Block a user