From 724c2b3bced319ed0b50c4302fed9b0e1aa9ce9c Mon Sep 17 00:00:00 2001 From: Hamilton Kibbe Date: Sat, 5 Nov 2016 20:56:47 -0400 Subject: Finish Merge, most tests passing --- gerber/render/cairo_backend.py | 167 +++++++++++------------------------------ 1 file changed, 43 insertions(+), 124 deletions(-) (limited to 'gerber/render') diff --git a/gerber/render/cairo_backend.py b/gerber/render/cairo_backend.py index 8c7232f..77d413e 100644 --- a/gerber/render/cairo_backend.py +++ b/gerber/render/cairo_backend.py @@ -12,15 +12,15 @@ # Unless required by applicable law or agreed to in writing, software # distributed under the License is distributed on an "AS IS" BASIS, # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - -# See the License for the specific language governing permissions and -# limitations under the License. - + +# See the License for the specific language governing permissions and +# limitations under the License. + try: import cairo except ImportError: import cairocffi as cairo - + import math from operator import mul, div import tempfile @@ -139,35 +139,20 @@ class GerberCairoContext(GerberContext): start = [pos * scale for pos, scale in zip(line.start, self.scale)] end = [pos * scale for pos, scale in zip(line.end, self.scale)] if not self.invert: -<<<<<<< HEAD self.ctx.set_source_rgba(color[0], color[1], color[2], alpha=self.alpha) self.ctx.set_operator(cairo.OPERATOR_OVER if line.level_polarity == "dark" - else cairo.OPERATOR_CLEAR) -======= - self.ctx.set_source_rgba(*color, alpha=self.alpha) - self.ctx.set_operator(cairo.OPERATOR_OVER - if line.level_polarity == 'dark' - else cairo.OPERATOR_CLEAR) ->>>>>>> 5476da8... Fix a bunch of rendering bugs. + else cairo.OPERATOR_CLEAR) else: self.ctx.set_source_rgba(0.0, 0.0, 0.0, 1.0) self.ctx.set_operator(cairo.OPERATOR_CLEAR) if isinstance(line.aperture, Circle): -<<<<<<< HEAD - width = line.aperture.diameter -======= width = line.aperture.diameter ->>>>>>> 5476da8... Fix a bunch of rendering bugs. self.ctx.set_line_width(width * self.scale[0]) self.ctx.set_line_cap(cairo.LINE_CAP_ROUND) self.ctx.move_to(*start) self.ctx.line_to(*end) -<<<<<<< HEAD - self.ctx.stroke() -======= self.ctx.stroke() ->>>>>>> 5476da8... Fix a bunch of rendering bugs. elif isinstance(line.aperture, Rectangle): points = [self.scale_point(x) for x in line.vertices] self.ctx.set_line_width(0) @@ -190,9 +175,8 @@ class GerberCairoContext(GerberContext): width = arc.aperture.diameter if arc.aperture.diameter != 0 else 0.001 else: width = max(arc.aperture.width, arc.aperture.height, 0.001) - + if not self.invert: -<<<<<<< HEAD self.ctx.set_source_rgba(color[0], color[1], color[2], alpha=self.alpha) self.ctx.set_operator(cairo.OPERATOR_OVER if arc.level_polarity == "dark"\ @@ -200,51 +184,26 @@ class GerberCairoContext(GerberContext): else: self.ctx.set_source_rgba(0.0, 0.0, 0.0, 1.0) self.ctx.set_operator(cairo.OPERATOR_CLEAR) - -======= - self.ctx.set_source_rgba(*color, alpha=self.alpha) - self.ctx.set_operator(cairo.OPERATOR_OVER - if arc.level_polarity == 'dark' - else cairo.OPERATOR_CLEAR) - else: - self.ctx.set_source_rgba(0.0, 0.0, 0.0, 1.0) - self.ctx.set_operator(cairo.OPERATOR_CLEAR) ->>>>>>> 5476da8... Fix a bunch of rendering bugs. + self.ctx.set_line_width(width * self.scale[0]) self.ctx.set_line_cap(cairo.LINE_CAP_ROUND) self.ctx.move_to(*start) # You actually have to do this... if arc.direction == 'counterclockwise': -<<<<<<< HEAD self.ctx.arc(center[0], center[1], radius, angle1, angle2) else: self.ctx.arc_negative(center[0], center[1], radius, angle1, angle2) -======= - self.ctx.arc(*center, radius=radius, angle1=angle1, angle2=angle2) - else: - self.ctx.arc_negative(*center, radius=radius, - angle1=angle1, angle2=angle2) ->>>>>>> 5476da8... Fix a bunch of rendering bugs. self.ctx.move_to(*end) # ...lame def _render_region(self, region, color): if not self.invert: -<<<<<<< HEAD self.ctx.set_source_rgba(color[0], color[1], color[2], alpha=self.alpha) self.ctx.set_operator(cairo.OPERATOR_OVER if region.level_polarity == "dark" -======= - self.ctx.set_source_rgba(*color, alpha=self.alpha) - self.ctx.set_operator(cairo.OPERATOR_OVER - if region.level_polarity == 'dark' ->>>>>>> 5476da8... Fix a bunch of rendering bugs. else cairo.OPERATOR_CLEAR) else: self.ctx.set_source_rgba(0.0, 0.0, 0.0, 1.0) self.ctx.set_operator(cairo.OPERATOR_CLEAR) -<<<<<<< HEAD -======= ->>>>>>> 5476da8... Fix a bunch of rendering bugs. self.ctx.set_line_width(0) self.ctx.set_line_cap(cairo.LINE_CAP_ROUND) self.ctx.move_to(*self.scale_point(region.primitives[0].start)) @@ -262,8 +221,9 @@ class GerberCairoContext(GerberContext): else: self.ctx.arc_negative(*center, radius=radius, angle1=angle1, angle2=angle2) -<<<<<<< HEAD - self.ctx.fill() + + self.ctx.fill() + def _render_circle(self, circle, color): center = self.scale_point(circle.position) if not self.invert: @@ -274,47 +234,30 @@ class GerberCairoContext(GerberContext): else: self.ctx.set_source_rgba(0.0, 0.0, 0.0, 1.0) self.ctx.set_operator(cairo.OPERATOR_CLEAR) - + if circle.hole_diameter > 0: self.ctx.push_group() self.ctx.set_line_width(0) self.ctx.arc(center[0], center[1], radius=circle.radius * self.scale[0], angle1=0, angle2=2 * math.pi) self.ctx.fill() - + if circle.hole_diameter > 0: # Render the center clear self.ctx.set_source_rgba(color[0], color[1], color[2], self.alpha) - self.ctx.set_operator(cairo.OPERATOR_CLEAR) + self.ctx.set_operator(cairo.OPERATOR_CLEAR) self.ctx.arc(center[0], center[1], radius=circle.hole_radius * self.scale[0], angle1=0, angle2=2 * math.pi) self.ctx.fill() - - self.ctx.pop_group_to_source() - self.ctx.paint_with_alpha(1) -======= - self.ctx.fill() - def _render_circle(self, circle, color): - center = self.scale_point(circle.position) - if not self.invert: - self.ctx.set_source_rgba(*color, alpha=self.alpha) - self.ctx.set_operator( - cairo.OPERATOR_OVER if circle.level_polarity == 'dark' else cairo.OPERATOR_CLEAR) - else: - self.ctx.set_source_rgba(0.0, 0.0, 0.0, 1.0) - self.ctx.set_operator(cairo.OPERATOR_CLEAR) - self.ctx.set_line_width(0) - self.ctx.arc(*center, radius=circle.radius * - self.scale[0], angle1=0, angle2=2 * math.pi) - self.ctx.fill() ->>>>>>> 5476da8... Fix a bunch of rendering bugs. + self.ctx.pop_group_to_source() + self.ctx.paint_with_alpha(1) def _render_rectangle(self, rectangle, color): lower_left = self.scale_point(rectangle.lower_left) width, height = tuple([abs(coord) for coord in self.scale_point((rectangle.width, rectangle.height))]) -<<<<<<< HEAD - + + if not self.invert: self.ctx.set_source_rgba(color[0], color[1], color[2], alpha=self.alpha) self.ctx.set_operator(cairo.OPERATOR_OVER @@ -323,10 +266,10 @@ class GerberCairoContext(GerberContext): else: self.ctx.set_source_rgba(0.0, 0.0, 0.0, 1.0) self.ctx.set_operator(cairo.OPERATOR_CLEAR) - + if rectangle.rotation != 0: self.ctx.save() - + center = map(mul, rectangle.position, self.scale) matrix = cairo.Matrix() matrix.translate(center[0], center[1]) @@ -335,14 +278,14 @@ class GerberCairoContext(GerberContext): lower_left[1] = lower_left[1] - center[1] matrix.rotate(rectangle.rotation) self.ctx.transform(matrix) - + if rectangle.hole_diameter > 0: self.ctx.push_group() self.ctx.set_line_width(0) self.ctx.rectangle(lower_left[0], lower_left[1], width, height) self.ctx.fill() - + if rectangle.hole_diameter > 0: # Render the center clear self.ctx.set_source_rgba(color[0], color[1], color[2], self.alpha) @@ -350,42 +293,30 @@ class GerberCairoContext(GerberContext): center = map(mul, rectangle.position, self.scale) self.ctx.arc(center[0], center[1], radius=rectangle.hole_radius * self.scale[0], angle1=0, angle2=2 * math.pi) self.ctx.fill() - + self.ctx.pop_group_to_source() self.ctx.paint_with_alpha(1) - + if rectangle.rotation != 0: - self.ctx.restore() -======= + self.ctx.restore() - if not self.invert: - self.ctx.set_source_rgba(*color, alpha=self.alpha) - self.ctx.set_operator( - cairo.OPERATOR_OVER if rectangle.level_polarity == 'dark' else cairo.OPERATOR_CLEAR) - else: - self.ctx.set_source_rgba(0.0, 0.0, 0.0, 1.0) - self.ctx.set_operator(cairo.OPERATOR_CLEAR) - self.ctx.set_line_width(0) - self.ctx.rectangle(*lower_left, width=width, height=height) - self.ctx.fill() ->>>>>>> 5476da8... Fix a bunch of rendering bugs. def _render_obround(self, obround, color): - + if not self.invert: self.ctx.set_source_rgba(color[0], color[1], color[2], alpha=self.alpha) self.ctx.set_operator(cairo.OPERATOR_OVER if obround.level_polarity == "dark" else cairo.OPERATOR_CLEAR) else: self.ctx.set_source_rgba(0.0, 0.0, 0.0, 1.0) self.ctx.set_operator(cairo.OPERATOR_CLEAR) - + if obround.hole_diameter > 0: self.ctx.push_group() self._render_circle(obround.subshapes['circle1'], color) self._render_circle(obround.subshapes['circle2'], color) self._render_rectangle(obround.subshapes['rectangle'], color) - + if obround.hole_diameter > 0: # Render the center clear self.ctx.set_source_rgba(color[0], color[1], color[2], self.alpha) @@ -393,12 +324,12 @@ class GerberCairoContext(GerberContext): center = map(mul, obround.position, self.scale) self.ctx.arc(center[0], center[1], radius=obround.hole_radius * self.scale[0], angle1=0, angle2=2 * math.pi) self.ctx.fill() - + self.ctx.pop_group_to_source() self.ctx.paint_with_alpha(1) def _render_polygon(self, polygon, color): - + # TODO Ths does not handle rotation of a polygon if not self.invert: self.ctx.set_source_rgba(color[0], color[1], color[2], alpha=self.alpha) @@ -406,44 +337,44 @@ class GerberCairoContext(GerberContext): else: self.ctx.set_source_rgba(0.0, 0.0, 0.0, 1.0) self.ctx.set_operator(cairo.OPERATOR_CLEAR) - + if polygon.hole_radius > 0: self.ctx.push_group() - - vertices = polygon.vertices + + vertices = polygon.vertices self.ctx.set_line_width(0) self.ctx.set_line_cap(cairo.LINE_CAP_ROUND) - + # Start from before the end so it is easy to iterate and make sure it is closed self.ctx.move_to(*map(mul, vertices[-1], self.scale)) for v in vertices: self.ctx.line_to(*map(mul, v, self.scale)) self.ctx.fill() - + if polygon.hole_radius > 0: # Render the center clear center = tuple(map(mul, polygon.position, self.scale)) self.ctx.set_source_rgba(color[0], color[1], color[2], self.alpha) - self.ctx.set_operator(cairo.OPERATOR_CLEAR) + self.ctx.set_operator(cairo.OPERATOR_CLEAR) self.ctx.set_line_width(0) self.ctx.arc(center[0], center[1], polygon.hole_radius * self.scale[0], 0, 2 * math.pi) self.ctx.fill() - + self.ctx.pop_group_to_source() self.ctx.paint_with_alpha(1) def _render_drill(self, circle, color=None): color = color if color is not None else self.drill_color self._render_circle(circle, color) - + def _render_slot(self, slot, color): start = map(mul, slot.start, self.scale) end = map(mul, slot.end, self.scale) - + width = slot.diameter - + if not self.invert: self.ctx.set_source_rgba(color[0], color[1], color[2], alpha=self.alpha) self.ctx.set_operator(cairo.OPERATOR_OVER if slot.level_polarity == "dark" else cairo.OPERATOR_CLEAR) @@ -456,7 +387,7 @@ class GerberCairoContext(GerberContext): self.ctx.move_to(*start) self.ctx.line_to(*end) self.ctx.stroke() - + def _render_amgroup(self, amgroup, color): self.ctx.push_group() for primitive in amgroup.primitives: @@ -478,7 +409,7 @@ class GerberCairoContext(GerberContext): for coord in position]) self.ctx.scale(1, -1) self.ctx.show_text(primitive.net_name) - self.ctx.scale(1, -1) + self.ctx.scale(1, -1) def _new_render_layer(self, color=None): size_in_pixels = self.scale_point(self.size_in_inch) @@ -498,11 +429,7 @@ class GerberCairoContext(GerberContext): def _flatten(self): self.output_ctx.set_operator(cairo.OPERATOR_OVER) -<<<<<<< HEAD - ptn = cairo.SurfacePattern(self.active_layer) -======= ptn = cairo.SurfacePattern(self.active_layer) ->>>>>>> 5476da8... Fix a bunch of rendering bugs. ptn.set_matrix(self._xform_matrix) self.output_ctx.set_source(ptn) self.output_ctx.paint() @@ -510,19 +437,11 @@ class GerberCairoContext(GerberContext): self.active_layer = None def _paint_background(self, force=False): - if (not self.bg) or force: + if (not self.bg) or force: self.bg = True self.output_ctx.set_operator(cairo.OPERATOR_OVER) -<<<<<<< HEAD self.output_ctx.set_source_rgba(self.background_color[0], self.background_color[1], self.background_color[2], alpha=1.0) self.output_ctx.paint() def scale_point(self, point): return tuple([coord * scale for coord, scale in zip(point, self.scale)]) -======= - self.output_ctx.set_source_rgba(*self.background_color, alpha=1.0) - self.output_ctx.paint() - - def scale_point(self, point): - return tuple([coord * scale for coord, scale in zip(point, self.scale)]) ->>>>>>> 5476da8... Fix a bunch of rendering bugs. -- cgit