add --cover-page, --cutting-guides, --page-numbers and --poster-border (closes: #2)
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2 changed files with 237 additions and 21 deletions
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@ -77,8 +77,6 @@ TODO
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While basic functionality is implemented, lots of work remains to be done:
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- help button
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- print poster borders
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- print cutting guides
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- changing units
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- changing language
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- make PyMuPDF dependency optional
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256
plakativ.py
256
plakativ.py
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@ -620,7 +620,7 @@ class Plakativ:
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return postersize, mult, npages
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def render(self, outfile):
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def render(self, outfile, cover=False, guides=False, numbers=False, border=False):
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if not hasattr(self, "layout"):
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raise LayoutNotComputedException()
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@ -628,7 +628,85 @@ class Plakativ:
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outdoc = fitz.open()
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for (x, y, portrait) in self.layout["positions"]:
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if cover:
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# factor to convert from output poster dimensions (given in mm) into
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# pdf dimensions (given in pt)
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zoom_1 = min(
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mm_to_pt(
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self.layout["output_pagesize"][0]
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- 2 * max(self.layout["border_left"], self.layout["border_right"])
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)
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/ (self.layout["overallsize"][0]),
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mm_to_pt(
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self.layout["output_pagesize"][1]
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- 2 * max(self.layout["border_top"], self.layout["border_bottom"])
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)
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/ (self.layout["overallsize"][1]),
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)
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page = outdoc.newPage(
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-1, # insert after last page
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width=mm_to_pt(self.layout["output_pagesize"][0]),
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height=mm_to_pt(self.layout["output_pagesize"][1]),
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)
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for i, (x, y, portrait) in enumerate(self.layout["positions"]):
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x0 = (x + self.layout["posterpos"][0]) * zoom_1 + (
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mm_to_pt(self.layout["output_pagesize"][0])
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- zoom_1 * self.layout["overallsize"][0]
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) / 2
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y0 = (y + self.layout["posterpos"][1]) * zoom_1 + (
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mm_to_pt(self.layout["output_pagesize"][1])
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- zoom_1 * self.layout["overallsize"][1]
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) / 2
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if portrait:
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page_width = self.layout["output_pagesize"][0] * zoom_1
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page_height = self.layout["output_pagesize"][1] * zoom_1
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top = self.layout["border_top"] * zoom_1
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right = self.layout["border_right"] * zoom_1
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bottom = self.layout["border_bottom"] * zoom_1
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left = self.layout["border_left"] * zoom_1
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else:
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# page is rotated 90 degrees clockwise
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page_width = self.layout["output_pagesize"][1] * zoom_1
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page_height = self.layout["output_pagesize"][0] * zoom_1
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top = self.layout["border_left"] * zoom_1
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right = self.layout["border_top"] * zoom_1
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bottom = self.layout["border_right"] * zoom_1
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left = self.layout["border_bottom"] * zoom_1
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# inner rectangle
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shape = page.newShape()
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shape.drawRect(
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fitz.Rect(
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x0,
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y0,
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x0 + page_width - left - right,
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y0 + page_height - top - bottom,
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)
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)
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shape.finish(color=(0, 0, 1))
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# outer rectangle
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shape.drawRect(
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fitz.Rect(
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x0 - left,
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y0 - top,
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x0 - left + page_width,
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y0 - top + page_height,
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)
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)
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shape.finish(color=(1, 0, 0))
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shape.insertTextbox(
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fitz.Rect(
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x0 + 5,
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y0 + 5,
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x0 + page_width - left - right - 5,
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y0 + page_height - top - bottom - 5,
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),
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"%d" % (i + 1),
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fontsize=20,
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color=(0, 0, 0),
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)
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shape.commit()
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for i, (x, y, portrait) in enumerate(self.layout["positions"]):
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if portrait:
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page_width = mm_to_pt(self.layout["output_pagesize"][0])
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page_height = mm_to_pt(self.layout["output_pagesize"][1])
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@ -686,6 +764,90 @@ class Plakativ:
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clip=sourcerect, # part of the input page to use
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)
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shape = page.newShape()
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if guides:
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if portrait:
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shape.drawRect(
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fitz.Rect(
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mm_to_pt(self.layout["border_left"]),
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mm_to_pt(self.layout["border_top"]),
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page_width - mm_to_pt(self.layout["border_right"]),
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page_height - mm_to_pt(self.layout["border_bottom"]),
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)
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)
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else:
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shape.drawRect(
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fitz.Rect(
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mm_to_pt(self.layout["border_bottom"]),
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mm_to_pt(self.layout["border_left"]),
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page_width - mm_to_pt(self.layout["border_top"]),
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page_height - mm_to_pt(self.layout["border_right"]),
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)
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)
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shape.finish(width=0.2, color=(0.5, 0.5, 0.5), dashes="[5 6 1 6]")
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if numbers:
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if portrait:
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shape.insertTextbox(
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fitz.Rect(
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mm_to_pt(self.layout["border_left"]) + 5,
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mm_to_pt(self.layout["border_top"]) + 5,
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page_width - mm_to_pt(self.layout["border_right"]) - 5,
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page_height - mm_to_pt(self.layout["border_bottom"]) - 5,
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),
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"%d" % (i + 1),
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fontsize=8,
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color=(0.5, 0.5, 0.5),
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)
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else:
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shape.insertTextbox(
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fitz.Rect(
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mm_to_pt(self.layout["border_bottom"]) + 5,
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mm_to_pt(self.layout["border_left"]) + 5,
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page_width - mm_to_pt(self.layout["border_top"]) - 5,
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page_height - mm_to_pt(self.layout["border_right"]) - 5,
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),
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"%d" % (i + 1),
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fontsize=8,
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color=(0.5, 0.5, 0.5),
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)
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if border:
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if portrait:
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shape.drawRect(
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fitz.Rect(
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mm_to_pt(self.layout["border_left"] - x),
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mm_to_pt(self.layout["border_top"] - y),
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mm_to_pt(
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self.layout["border_left"]
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- x
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+ self.layout["postersize"][0]
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),
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mm_to_pt(
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self.layout["border_top"]
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- y
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+ self.layout["postersize"][1]
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),
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)
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)
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else:
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shape.drawRect(
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fitz.Rect(
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mm_to_pt(self.layout["border_bottom"] - x),
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mm_to_pt(self.layout["border_left"] - y),
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mm_to_pt(
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self.layout["border_bottom"]
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- x
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+ self.layout["postersize"][0]
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),
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mm_to_pt(
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self.layout["border_left"]
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- y
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+ self.layout["postersize"][1]
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),
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)
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)
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shape.finish(width=0.2, color=(0.5, 0.5, 0.5), dashes="[1 1]")
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shape.commit()
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if hasattr(outfile, "write"):
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# outfile is an object with a write() method
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outfile.write(outdoc.write(garbage=4, deflate=True))
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@ -865,21 +1027,8 @@ class Application(tkinter.Frame):
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if hasattr(self, "plakativ"):
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self.layouter.callback = self.on_layouter
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output_group = tkinter.LabelFrame(frame1.interior, text="Output options")
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output_group.pack(fill=tkinter.X)
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tkinter.Checkbutton(
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output_group, text="Print cutting guides", state=tkinter.DISABLED
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).pack(anchor=tkinter.W)
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tkinter.Checkbutton(
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output_group, text="Print poster border", state=tkinter.DISABLED
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).pack(anchor=tkinter.W)
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tkinter.Checkbutton(
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output_group, text="Print page number", state=tkinter.DISABLED
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).pack(anchor=tkinter.W)
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tkinter.Checkbutton(
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output_group, text="Print layout cover page", state=tkinter.DISABLED
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).pack(anchor=tkinter.W)
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self.outopts = OutOptsWidget(frame1.interior)
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self.outopts.pack(fill=tkinter.X)
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option_group = tkinter.LabelFrame(frame1.interior, text="Program options")
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option_group.pack(fill=tkinter.X)
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@ -1205,7 +1354,13 @@ class Application(tkinter.Frame):
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)
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if filename == "":
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return
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self.plakativ.render(filename)
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self.plakativ.render(
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filename,
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cover=self.outopts.variables["cover"].get(),
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guides=self.outopts.variables["guides"].get(),
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numbers=self.outopts.variables["numbers"].get(),
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border=self.outopts.variables["border"].get(),
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)
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class LayouterWidget(tkinter.LabelFrame):
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@ -1252,6 +1407,31 @@ class LayouterWidget(tkinter.LabelFrame):
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self.variables["strategy"].set(strategy)
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class OutOptsWidget(tkinter.LabelFrame):
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def __init__(self, parent, *args, **kw):
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tkinter.LabelFrame.__init__(self, parent, text="Output options", *args, **kw)
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self.variables = {
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"guides": tkinter.IntVar(),
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"border": tkinter.IntVar(),
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"numbers": tkinter.IntVar(),
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"cover": tkinter.IntVar(),
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}
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tkinter.Checkbutton(
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self, text="Print cutting guides", variable=self.variables["guides"]
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).pack(anchor=tkinter.W)
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tkinter.Checkbutton(
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self, text="Print poster border", variable=self.variables["border"]
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).pack(anchor=tkinter.W)
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tkinter.Checkbutton(
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self, text="Print page number", variable=self.variables["numbers"]
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).pack(anchor=tkinter.W)
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tkinter.Checkbutton(
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self, text="Print layout cover page", variable=self.variables["cover"]
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).pack(anchor=tkinter.W)
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class InputWidget(tkinter.LabelFrame):
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def __init__(self, parent, *args, **kw):
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tkinter.LabelFrame.__init__(self, parent, text="Input properties", *args, **kw)
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@ -1764,6 +1944,10 @@ def compute_layout(
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border=(0, 0, 0, 0),
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strategy="simple",
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remove_alpha=False,
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cover=False,
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guides=False,
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numbers=False,
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poster_border=False,
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):
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doc = None
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if have_img2pdf:
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@ -1803,7 +1987,7 @@ def compute_layout(
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doc = fitz.open(filename=infile)
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plakativ = Plakativ(doc, pagenr)
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plakativ.compute_layout(mode, size, mult, npages, pagesize, border, strategy)
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plakativ.render(outfile)
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plakativ.render(outfile, cover, guides, numbers, poster_border)
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def gui(filename=None):
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@ -2105,6 +2289,36 @@ Report bugs at https://gitlab.mister-muffin.de/josch/plakativ/issues
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"plakativ can remove the alpha channel for you. The resulting PDF "
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"poster might not be lossless anymore.",
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)
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parser.add_argument(
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"--cover-page",
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action="store_true",
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help="Add a cover page as the first page which shows the resulting "
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"layout. This is especially interesting for the complex layouter "
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"unless you like puzzles.",
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)
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parser.add_argument(
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"--cutting-guides",
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action="store_true",
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help="Print light-gray dashed lines that surround the visible part "
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"of each page and can help with easier cutting and gluing of the "
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"pages. This is generally only needed if the poster does not contain "
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"enough detail for accurate gluing.",
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)
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parser.add_argument(
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"--page-numbers",
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action="store_true",
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help="Print a small number of each page to uniquely identify each "
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"sheet. This is especially useful in combination with --cover-page "
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"because the numbers on the cover page correspond to the page numbers.",
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)
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parser.add_argument(
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"--poster-border",
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action="store_true",
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help="If the poster itself has a white background and it is important "
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"that the final result has precisely the desired poster size, then "
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"this option will print a light-gray dashed border around the whole "
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"poster, so that it can be accurately cut to the correct overall size.",
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)
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args = parser.parse_args()
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@ -2142,6 +2356,10 @@ Report bugs at https://gitlab.mister-muffin.de/josch/plakativ/issues
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strategy=args.layouter,
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**{mode: args.mode},
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remove_alpha=args.remove_alpha,
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cover=args.cover_page,
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guides=args.cutting_guides,
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numbers=args.page_numbers,
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poster_border=args.poster_border,
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)
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