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+# Example: Basic Room Drawing
+
+Create a simple room with walls, a door opening, dimensions, and labels.
+
+## Setup
+
+```
+drawing_new()
+layer_create("WALLS", color=7)
+layer_create("DOORS", color=3)
+layer_create("DIMENSIONS", color=1)
+layer_create("TEXT", color=2)
+```
+
+## Draw Walls (5m x 4m room)
+
+```
+layer_set_current("WALLS")
+
+# Outer walls as rectangle
+entity_create_rectangle(x1=0, y1=0, x2=5000, y2=4000)
+# Returns: {handle: "A1", type: "LWPOLYLINE", ...}
+```
+
+## Add Door Opening (0.9m wide on south wall)
+
+```
+layer_set_current("DOORS")
+
+# Door opening represented as an arc (90° swing)
+entity_create_arc(cx=2000, cy=0, radius=900, start_angle=0, end_angle=90)
+# Returns: {handle: "B2", type: "ARC", ...}
+
+# Door frame lines
+entity_create_line(x1=2000, y1=0, x2=2000, y2=100)
+entity_create_line(x1=2900, y1=0, x2=2900, y2=100)
+```
+
+## Add Dimensions
+
+```
+layer_set_current("DIMENSIONS")
+
+# Room width
+dimension_linear(x1=0, y1=0, x2=5000, y2=0, dim_x=2500, dim_y=-500)
+
+# Room height
+dimension_linear(x1=5000, y1=0, x2=5000, y2=4000, dim_x=5500, dim_y=2000)
+
+# Door width
+dimension_linear(x1=2000, y1=0, x2=2900, y2=0, dim_x=2450, dim_y=-300)
+```
+
+## Add Labels
+
+```
+layer_set_current("TEXT")
+entity_create_text(text="BEDROOM", x=2500, y=2000, height=200)
+entity_create_text(text="5000", x=2500, y=-800, height=150)
+```
+
+## Verify and Save
+
+```
+analysis_entity_stats()
+# Expected: ~8 entities across 4 layers
+
+validation_check(["empty_layers"])
+# Should report no issues
+
+drawing_save("C:/drawings/room.dxf")
+```
@@ -0,0 +1,100 @@
+# Example: Apartment Floor Plan
+
+Create a 3-room apartment: living room, bedroom, kitchen with doors and windows.
+
+## Setup
+
+```
+drawing_new()
+template_apply_layers("architectural")
+# Creates: WALLS, DOORS, WINDOWS, DIMENSIONS, TEXT, FURNITURE, PLUMBING, HVAC
+```
+
+## Draw Exterior Walls (12m x 8m)
+
+```
+layer_set_current("WALLS")
+
+# Exterior boundary
+entity_create_rectangle(x1=0, y1=0, x2=12000, y2=8000)
+```
+
+## Draw Interior Walls
+
+```
+# Living/bedroom divider (vertical at x=5000)
+entity_create_line(x1=5000, y1=0, x2=5000, y2=8000)
+
+# Kitchen divider (horizontal at y=4000, from x=5000)
+entity_create_line(x1=5000, y1=4000, x2=12000, y2=4000)
+```
+
+## Add Doors (0.9m openings)
+
+```
+layer_set_current("DOORS")
+
+# Living room door (south wall)
+entity_create_arc(cx=2000, cy=0, radius=900, start_angle=0, end_angle=90)
+
+# Bedroom door (on divider wall)
+entity_create_arc(cx=5000, cy=2000, radius=900, start_angle=90, end_angle=180)
+
+# Kitchen door (on divider wall)
+entity_create_arc(cx=7000, cy=4000, radius=900, start_angle=0, end_angle=90)
+```
+
+## Add Windows (1.5m wide)
+
+```
+layer_set_current("WINDOWS")
+
+# Living room window (north wall)
+entity_create_line(x1=1500, y1=8000, x2=3000, y2=8000, color=5)
+
+# Bedroom window (east wall)
+entity_create_line(x1=12000, y1=5500, x2=12000, y2=7000, color=5)
+
+# Kitchen window (east wall)
+entity_create_line(x1=12000, y1=1500, x2=12000, y2=3000, color=5)
+```
+
+## Add Dimensions
+
+```
+layer_set_current("DIMENSIONS")
+
+# Overall width
+dimension_linear(x1=0, y1=0, x2=12000, y2=0, dim_x=6000, dim_y=-800)
+
+# Overall height
+dimension_linear(x1=0, y1=0, x2=0, y2=8000, dim_x=-800, dim_y=4000)
+
+# Room widths
+dimension_linear(x1=0, y1=8000, x2=5000, y2=8000, dim_x=2500, dim_y=8500)
+dimension_linear(x1=5000, y1=8000, x2=12000, y2=8000, dim_x=8500, dim_y=8500)
+```
+
+## Add Room Labels
+
+```
+layer_set_current("TEXT")
+
+entity_create_text(text="LIVING ROOM", x=2500, y=4000, height=300)
+entity_create_mtext(text="12.0 m²", x=2500, y=3500, width=2000, height=200)
+
+entity_create_text(text="BEDROOM", x=8500, y=6000, height=300)
+entity_create_mtext(text="28.0 m²", x=8500, y=5500, width=2000, height=200)
+
+entity_create_text(text="KITCHEN", x=8500, y=2000, height=300)
+entity_create_mtext(text="28.0 m²", x=8500, y=1500, width=2000, height=200)
+```
+
+## Verify
+
+```
+analysis_entity_stats()
+analysis_layer_stats()
+validation_check(["empty_layers", "zero_length"])
+drawing_save("C:/drawings/apartment.dxf")
+```
@@ -0,0 +1,105 @@
+# Example: Flange with Bolt Pattern
+
+Create a circular flange plate with bolt holes using polar array.
+
+## Setup
+
+```
+drawing_new()
+template_apply_layers("mechanical")
+# Creates: OUTLINE, CENTERLINE, HIDDEN, DIMENSIONS, NOTES, SECTION, DETAIL
+```
+
+## Draw Flange Outline
+
+```
+layer_set_current("OUTLINE")
+
+# Outer flange circle (diameter 200mm)
+entity_create_circle(cx=0, cy=0, radius=100)
+# Returns: {handle: "F1", ...}
+
+# Inner bore (diameter 50mm)
+entity_create_circle(cx=0, cy=0, radius=25)
+# Returns: {handle: "F2", ...}
+```
+
+## Add Centerlines
+
+```
+layer_set_current("CENTERLINE")
+
+# Horizontal centerline
+entity_create_line(x1=-120, y1=0, x2=120, y2=0, linetype="CENTER")
+
+# Vertical centerline
+entity_create_line(x1=0, y1=-120, x2=0, y2=120, linetype="CENTER")
+```
+
+## Create Bolt Hole Pattern
+
+```
+layer_set_current("OUTLINE")
+
+# First bolt hole on bolt circle (PCD = 150mm diameter, so radius = 75mm)
+entity_create_circle(cx=75, cy=0, radius=6)
+# Returns: {handle: "B1", ...}
+
+# Create polar array: 6 holes evenly spaced
+entity_array_polar(handle="B1", center_x=0, center_y=0, count=6, angle=360)
+# Returns: list of 5 new handles (original + 5 copies = 6 total)
+```
+
+## Add Dimensions
+
+```
+layer_set_current("DIMENSIONS")
+
+# Outer diameter
+dimension_diameter(x1=-100, y1=0, x2=100, y2=0)
+
+# Inner bore diameter
+dimension_diameter(x1=-25, y1=0, x2=25, y2=0)
+
+# Bolt circle diameter
+dimension_radius(center_x=0, center_y=0, radius=75, angle=45)
+
+# Bolt hole diameter
+dimension_diameter(x1=69, y1=0, x2=81, y2=0)
+```
+
+## Add Notes
+
+```
+layer_set_current("NOTES")
+
+entity_create_mtext(
+    text="FLANGE PLATE\P6x M12 HOLES ON PCD 150\PMATERIAL: SS304",
+    x=-120, y=-140,
+    width=240, height=5
+)
+```
+
+## Create Block from Bolt Hole
+
+```
+# Select all bolt hole entities and create a reusable block
+# (Get handles from the array result)
+block_create_from_entities(
+    name="BOLT_PATTERN_6x150",
+    handles=["B1", ...],  # all bolt hole handles
+    base_x=0, base_y=0
+)
+```
+
+## Verify
+
+```
+analysis_entity_stats()
+# Expected: circles, lines, dimensions, mtext
+
+analysis_bounding_box()
+# Expected: approximately -120 to 120 in both axes
+
+drawing_save("C:/drawings/flange.dxf")
+```