Kicad schematic rendering WIP
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jaseg
parent
60674ab5b3
commit
b69e9fded4
3 changed files with 82 additions and 26 deletions
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@ -80,7 +80,8 @@ class Stroke:
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attrs = {'stroke': color,
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'stroke_linecap': 'round',
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'stroke_widtj': self.width}
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'stroke_linejoin': 'round',
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'stroke_width': self.width or 0.254}
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if self.type not in (Atom.default, Atom.solid):
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attrs['stroke_dasharray'] = {
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@ -313,6 +314,14 @@ class TextMixin:
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d = ' '.join(self.svg_path_data())
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yield Tag('path', d=d, fill='none', stroke=color, stroke_width=f'{self.line_width:.3f}', stroke_linecap='round')
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@property
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def _text_offset(self):
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return (0, 0)
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@property
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def rotation(self):
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return self.at.rotation
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def render(self, variables={}):
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if not self.effects or self.effects.hide or not self.effects.font:
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return
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@ -327,17 +336,30 @@ class TextMixin:
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w = max_x - min_x
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h = max_y - min_y
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offx = -min_x + {
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h_just = self.effects.justify.h if self.effects.justify else None
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v_just = self.effects.justify.v if self.effects.justify else None
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rot = self.rotation
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# KiCad already flips h_just in these cases, making the rotation param redundant.
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if rot == 180:
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rot = 0
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if rot == 270 and self.at.rotation != 270:
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h_just = {Atom.right: Atom.left, Atom.left: Atom.right}.get(h_just, h_just)
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offx, offy = self._text_offset
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offx += -min_x + {
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None: -w/2,
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Atom.right: -w,
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Atom.left: 0
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}[self.effects.justify.h if self.effects.justify else None]
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}[h_just]
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offy = {
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offy += {
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None: self.size/2,
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Atom.top: self.size,
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Atom.bottom: 0
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}[self.effects.justify.v if self.effects.justify else None]
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}[v_just]
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aperture = ap.CircleAperture(self.line_width or 0.2, unit=MM)
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for stroke in strokes:
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@ -345,7 +367,7 @@ class TextMixin:
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for x, y in stroke:
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x, y = x+offx, y+offy
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x, y = rotate_point(x, y, math.radians(self.at.rotation or 0))
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x, y = rotate_point(x, y, math.radians(-rot or 0))
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x, y = x+self.at.x, y+self.at.y
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out.append((x, y))
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@ -429,6 +451,11 @@ class DrawnProperty(TextMixin):
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hide: Flag() = False
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tstamp: Timestamp = None
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effects: TextEffect = field(default_factory=TextEffect)
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_ : SEXP_END = None
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parent: object = None
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def __after_parse(self, parent=None):
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self.parent = parent
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# Alias value for text mixin
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@property
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@ -187,6 +187,10 @@ class LocalLabel(TextMixin):
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effects: TextEffect = field(default_factory=TextEffect)
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uuid: UUID = field(default_factory=UUID)
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@property
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def _text_offset(self):
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return (0, -2*self.line_width)
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def to_svg(self, colorscheme=Colorscheme.KiCad):
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yield from TextMixin.to_svg(self, colorscheme.text)
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@ -283,6 +287,11 @@ class DrawnProperty(TextMixin):
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at: AtPos = field(default_factory=AtPos)
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hide: Flag() = False
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effects: TextEffect = field(default_factory=TextEffect)
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_: SEXP_END = None
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parent: object = None
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def __after_parse__(self, parent=None):
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self.parent = parent
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# Alias value for text mixin
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@property
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@ -293,6 +302,10 @@ class DrawnProperty(TextMixin):
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def text(self, value):
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self.value = value
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@property
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def rotation(self):
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return self.parent.rotation + self.at.rotation
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def to_svg(self, colorscheme=Colorscheme.KiCad):
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if not self.hide:
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yield from TextMixin.to_svg(self, colorscheme.text)
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@ -323,26 +336,39 @@ class SymbolInstance:
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def __after_parse__(self, parent):
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self.schematic = parent
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@property
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def rotation(self):
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return self.at.rotation
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def to_svg(self, colorscheme=Colorscheme.KiCad):
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children = []
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rot = self.at.rotation
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for prop in self.properties:
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children += prop.to_svg()
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sym = self.schematic.lookup_symbol(self.lib_name, self.lib_id)
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sym = self.schematic.lookup_symbol(self.lib_name, self.lib_id).raw_units[self.unit - 1]
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for elem in sym.graphical_elements:
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children += elem.to_svg(colorscheme)
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name = f'{sym.name}_0_1'
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if name in sym.global_units.get(1, {}):
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for elem in sym.global_units[1][name].graphical_elements:
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children += elem.to_svg(colorscheme)
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name = f'{sym.name}_{self.unit}_1'
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if name in sym.styles.get(1, {}):
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for elem in sym.styles[1][name].graphical_elements:
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children += elem.to_svg(colorscheme)
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xform = f'translate({self.at.x:.3f} {self.at.y:.3f})'
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if self.at.rotation:
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xform = f'rotate({self.at.rotation}) {xform}'
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if rot:
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xform += f'rotate({-rot})'
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if self.mirror.x:
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xform = f'scale(-1 1) {xform}'
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if self.mirror.y:
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xform = f'scale(1 -1) {xform}'
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xform += f'scale(-1 1)'
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if not self.mirror.y:
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xform += f'scale(1 -1)'
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yield Tag('g', children=children, transform=xform, fill=colorscheme.fill, stroke=colorscheme.lines)
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for prop in self.properties:
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yield from prop.to_svg()
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@sexp_type('path')
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class SubsheetCrosslinkSheet:
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@ -399,6 +425,10 @@ class Subsheet:
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def __before_sexp__(self):
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self._properties = [self.sheet_name, self.file_name]
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@property
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def rotation(self):
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return 0
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def open(self, search_dir=None, safe=True):
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if search_dir is None:
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if not self.schematic.original_filename:
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@ -496,18 +526,18 @@ class Schematic:
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@property
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def elements(self):
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yield from self.images
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yield from self.polylines
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yield from self.symbols
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yield from self.junctions
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yield from self.no_connects
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yield from self.bus_entries
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yield from self.wires
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yield from self.buses
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yield from self.images
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yield from self.polylines
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yield from self.texts
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yield from self.local_labels
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yield from self.global_labels
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yield from self.hierarchical_labels
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yield from self.symbols
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yield from self.subsheets
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def to_svg(self, colorscheme=Colorscheme.KiCad):
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@ -96,12 +96,12 @@ class Pin:
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return (x1, y1), (x2, y2)
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def to_svg(self, colorscheme=Colorscheme.KiCad):
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x1, y1 = self.at.x, self.at.y
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x2, y2 = x1+self.length, y1
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xform = {'transform': f'rotate({-self.at.rotation} {x1} {y1})'}
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x1, y1 = 0, 0
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x2, y2 = self.length, 0
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xform = {'transform': f'translate({self.at.x:.3f} {self.at.y:.3f}) rotate({self.at.rotation})'}
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style = {'stroke_width': 0.254, 'stroke': colorscheme.lines, 'stroke_linecap': 'round'}
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yield Tag('path', **xform, **style, d=f'M {x1:.6f} {y1:.6f} L {x2:.6f} {y2:.6f}')
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yield Tag('path', **xform, **style, d=f'M 0 0 L {self.length:.3f} 0')
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eps = 1
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for tag in {
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@ -160,8 +160,6 @@ class Pin:
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else:
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raise ValueError(f'Invalid pin rotation {self.at.rotation}')
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yield f'M {line.x1:.3f} {line.y1:.3f} L {line.x2:.3f} {line.y2:.3f}'
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d = []
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for stroke in strokes:
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points = []
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@ -171,7 +169,8 @@ class Pin:
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x, y = x+self.at.x, y+self.at.y
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points.append(f'{x:.3f} {y:.3f}')
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d.append('M '+ ' L '.join(points) + ' ')
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yield Tag('path', d=d, fill='none', stroke=colorscheme.text, stroke_width='0.254', stroke_linecap='round')
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yield Tag('path', d=' '.join(d), fill='none', stroke=colorscheme.text, stroke_width='0.254', stroke_linecap='round', stroke_linejoin='round')
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print('name', self.name.value)
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@sexp_type('fill')
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