diff options
Diffstat (limited to 'gerbonara/cad/primitives.py')
| -rw-r--r-- | gerbonara/cad/primitives.py | 39 |
1 files changed, 30 insertions, 9 deletions
diff --git a/gerbonara/cad/primitives.py b/gerbonara/cad/primitives.py index ce69bae..28347b5 100644 --- a/gerbonara/cad/primitives.py +++ b/gerbonara/cad/primitives.py @@ -117,8 +117,9 @@ class Board: if layer_stack is None: layer_stack = LayerStack() + cache = {} for obj in chain(self.objects): - obj.render(layer_stack) + obj.render(layer_stack, cache) layer_stack['mechanical', 'outline'].objects.extend(self.outline) layer_stack['top', 'silk'].objects.extend(self.extra_silk_top) @@ -189,13 +190,13 @@ class ObjectGroup(Positioned): drill_pth: list = field(default_factory=list) objects: list = field(default_factory=list) - def render(self, layer_stack): + def render(self, layer_stack, cache=None): x, y, rotation = self.abs_pos top, bottom = ('bottom', 'top') if self.side == 'bottom' else ('top', 'bottom') for obj in self.objects: obj.parent = self - obj.render(layer_stack) + obj.render(layer_stack, cache=cache) for target, source in [ (layer_stack[top, 'copper'], self.top_copper), @@ -251,7 +252,7 @@ class Text(Positioned): layer: str = 'silk' polarity_dark: bool = True - def render(self, layer_stack): + def render(self, layer_stack, cache=None): obj_x, obj_y, rotation = self.abs_pos global newstroke_font @@ -299,6 +300,26 @@ class Text(Positioned): obj.offset(obj_x, obj_y) layer_stack[self.side, self.layer].objects.append(obj) + def bounding_box(self, unit=MM): + approx_w = len(self.text)*self.font_size*0.75 + self.stroke_width + approx_h = self.font_size + self.stroke_width + + if self.h_align == 'left': + x0 = 0 + elif self.h_align == 'center': + x0 = -approx_w/2 + elif self.h_align == 'right': + x0 = -approx_w + + if self.v_align == 'top': + y0 = -approx_h + elif self.v_align == 'middle': + y0 = -approx_h/2 + elif self.v_align == 'bottom': + y0 = 0 + + return (self.x+x0, self.y+y0), (self.x+x0+approx_w, self.y+y0+approx_h) + @dataclass class Pad(Positioned): @@ -312,7 +333,7 @@ class SMDPad(Pad): paste_aperture: Aperture silk_features: list = field(default_factory=list) - def render(self, layer_stack): + def render(self, layer_stack, cache=None): x, y, rotation = self.abs_pos layer_stack[self.side, 'copper'].objects.append(Flash(x, y, self.copper_aperture.rotated(rotation), unit=self.unit)) layer_stack[self.side, 'mask' ].objects.append(Flash(x, y, self.mask_aperture.rotated(rotation), unit=self.unit)) @@ -356,7 +377,7 @@ class THTPad(Pad): if (self.pad_top.side, self.pad_bottom.side) != ('top', 'bottom'): raise ValueError(f'The top and bottom pads must have side set to top and bottom, respectively. Currently, the top pad side is set to "{self.pad_top.side}" and the bottom pad side to "{self.pad_bottom.side}".') - def render(self, layer_stack): + def render(self, layer_stack, cache=None): x, y, rotation = self.abs_pos self.pad_top.parent = self self.pad_top.render(layer_stack) @@ -415,7 +436,7 @@ class Hole(Positioned): diameter: float mask_copper_margin: float = 0.2 - def render(self, layer_stack): + def render(self, layer_stack, cache=None): x, y, rotation = self.abs_pos hole = Flash(x, y, ExcellonTool(self.diameter, plated=False, unit=self.unit), unit=self.unit) @@ -436,7 +457,7 @@ class Via(Positioned): diameter: float hole: float - def render(self, layer_stack): + def render(self, layer_stack, cache=None): x, y, rotation = self.abs_pos aperture = CircleAperture(diameter=self.diameter, unit=self.unit) @@ -627,7 +648,7 @@ class Trace: return self._round_over(points, aperture) - def render(self, layer_stack): + def render(self, layer_stack, cache=None): layer_stack[self.side, 'copper'].objects.extend(self._to_graphic_objects()) def _route_demo(): |