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| # This script is meant to be run from the root level | ||
| # of your font's git repository. For example, from a Unix terminal: | ||
| # $ git clone my-font | ||
| # $ cd my-font | ||
| # $ python3 documentation/image1.py --output documentation/image1.png | ||
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| # Import moduels from external python packages: https://pypi.org/ | ||
| from drawbot_skia.drawbot import * | ||
| from fontTools.ttLib import TTFont | ||
| from fontTools.misc.fixedTools import floatToFixedToStr | ||
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| # Import moduels from the Python Standard Library: https://docs.python.org/3/library/ | ||
| import subprocess | ||
| import sys | ||
| import argparse | ||
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| # Constants, these are the main "settings" for the image | ||
| WIDTH, HEIGHT, MARGIN, FRAMES = 2048, 1024, 128, 1 | ||
| FONT_PATH = "fonts/ttf/SutasomaDisplay-Regular.ttf" | ||
| FONT_LICENSE = "OFL v1.1" | ||
| AUXILIARY_FONT = "Helvetica" | ||
| AUXILIARY_FONT_SIZE = 48 | ||
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| LINE_ONE = "ABCDEFGHIJKLMNOPQ" | ||
| LINE_TWO = "RSTUVWXYZ123456789" | ||
| LINE_THREE = "abcdefghijklmnopqrstu" | ||
| LINE_FOUR = "vwxyz,.;:!@#$%^&*(){}[]" | ||
| BIG_TEXT_FONT_SIZE = 160 | ||
| BIG_TEXT_SIDE_MARGIN = MARGIN * 1 | ||
| BIG_TEXT_BOTTOM_MARGIN = MARGIN * 5.45 | ||
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| GRID_VIEW = False # Toggle this for a grid overlay | ||
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| # Handel the "--output" flag | ||
| # For example: $ python3 documentation/image1.py --output documentation/image1.png | ||
| parser = argparse.ArgumentParser() | ||
| parser.add_argument("--output", metavar="PNG", help="where to write the PNG file") | ||
| args = parser.parse_args() | ||
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| # Load the font with the parts of fonttools that are imported with the line: | ||
| # from fontTools.ttLib import TTFont | ||
| # Docs Link: https://fonttools.readthedocs.io/en/latest/ttLib/ttFont.html | ||
| ttFont = TTFont(FONT_PATH) | ||
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| # Constants that are worked out dynamically | ||
| MY_URL = subprocess.check_output("git remote get-url origin", shell=True).decode() | ||
| MY_HASH = subprocess.check_output("git rev-parse --short HEAD", shell=True).decode() | ||
| FONT_NAME = ttFont["name"].getDebugName(4) | ||
| FONT_VERSION = "v%s" % floatToFixedToStr(ttFont["head"].fontRevision, 16) | ||
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| # Draws a grid | ||
| def grid(): | ||
| stroke(1, 0, 0, 0.75) | ||
| strokeWidth(2) | ||
| STEP_X, STEP_Y = 0, 0 | ||
| INCREMENT_X, INCREMENT_Y = MARGIN / 2, MARGIN / 2 | ||
| rect(MARGIN, MARGIN, WIDTH - (MARGIN * 2), HEIGHT - (MARGIN * 2)) | ||
| for x in range(29): | ||
| polygon((MARGIN + STEP_X, MARGIN), (MARGIN + STEP_X, HEIGHT - MARGIN)) | ||
| STEP_X += INCREMENT_X | ||
| for y in range(29): | ||
| polygon((MARGIN, MARGIN + STEP_Y), (WIDTH - MARGIN, MARGIN + STEP_Y)) | ||
| STEP_Y += INCREMENT_Y | ||
| polygon((WIDTH / 2, 0), (WIDTH / 2, HEIGHT)) | ||
| polygon((0, HEIGHT / 2), (WIDTH, HEIGHT / 2)) | ||
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| # Remap input range to VF axis range | ||
| # This is useful for animation | ||
| # (E.g. sinewave(-1,1) to wght(100,900)) | ||
| def remap(value, inputMin, inputMax, outputMin, outputMax): | ||
| inputSpan = inputMax - inputMin # FIND INPUT RANGE SPAN | ||
| outputSpan = outputMax - outputMin # FIND OUTPUT RANGE SPAN | ||
| valueScaled = float(value - inputMin) / float(inputSpan) | ||
| return outputMin + (valueScaled * outputSpan) | ||
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| # Draw the page/frame and a grid if "GRID_VIEW" is set to "True" | ||
| def draw_background(): | ||
| newPage(WIDTH, HEIGHT) | ||
| fill(0) | ||
| rect(-2, -2, WIDTH + 2, HEIGHT + 2) | ||
| if GRID_VIEW: | ||
| grid() | ||
| else: | ||
| pass | ||
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| # Draw main text | ||
| def draw_main_text(): | ||
| fill(1) | ||
| stroke(None) | ||
| font(FONT_PATH) | ||
| fontSize(BIG_TEXT_FONT_SIZE) | ||
| # Adjust this line to center main text manually. | ||
| # TODO: This should be done automatically when drawbot-skia | ||
| # has support for textBox() and FormattedString | ||
| LEADING = 1.2 | ||
| text(LINE_ONE, (BIG_TEXT_SIDE_MARGIN, BIG_TEXT_BOTTOM_MARGIN)) | ||
| text(LINE_TWO, (BIG_TEXT_SIDE_MARGIN, BIG_TEXT_BOTTOM_MARGIN - (MARGIN * LEADING))) | ||
| text( | ||
| LINE_THREE, | ||
| (BIG_TEXT_SIDE_MARGIN, BIG_TEXT_BOTTOM_MARGIN - (MARGIN * (LEADING * 2))), | ||
| ) | ||
| text( | ||
| LINE_FOUR, | ||
| (BIG_TEXT_SIDE_MARGIN, BIG_TEXT_BOTTOM_MARGIN - (MARGIN * (LEADING * 3))), | ||
| ) | ||
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| # Divider lines | ||
| def draw_divider_lines(): | ||
| stroke(1) | ||
| strokeWidth(5) | ||
| lineCap("round") | ||
| line((MARGIN, HEIGHT - (MARGIN * 1.5)), (WIDTH - MARGIN, HEIGHT - (MARGIN * 1.5))) | ||
| line((MARGIN, MARGIN + (MARGIN / 2)), (WIDTH - MARGIN, MARGIN + (MARGIN / 2))) | ||
| stroke(None) | ||
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| # Draw text describing the font and it's git status & repo URL | ||
| def draw_auxiliary_text(): | ||
| # Setup | ||
| font(AUXILIARY_FONT) | ||
| fontSize(AUXILIARY_FONT_SIZE) | ||
| POS_TOP_LEFT = (MARGIN, HEIGHT - MARGIN * 1.25) | ||
| POS_TOP_RIGHT = (WIDTH - MARGIN, HEIGHT - MARGIN * 1.25) | ||
| POS_BOTTOM_LEFT = (MARGIN, MARGIN) | ||
| POS_BOTTOM_RIGHT = (WIDTH - MARGIN * 0.95, MARGIN) | ||
| # URL_AND_HASH = "github.com/googlefonts/googlefonts-project-template " + "at commit " + MY_HASH | ||
| URL_AND_HASH = MY_URL + "at commit " + MY_HASH | ||
| URL_AND_HASH = URL_AND_HASH.replace("\n", " ") | ||
| # Draw Text | ||
| # text("Your Font Regular", POS_TOP_LEFT, align="left") | ||
| text(FONT_NAME, POS_TOP_LEFT, align="left") | ||
| text(FONT_VERSION, POS_TOP_RIGHT, align="right") | ||
| text(URL_AND_HASH, POS_BOTTOM_LEFT, align="left") | ||
| text(FONT_LICENSE, POS_BOTTOM_RIGHT, align="right") | ||
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| # Build and save the image | ||
| if __name__ == "__main__": | ||
| draw_background() | ||
| draw_main_text() | ||
| draw_divider_lines() | ||
| draw_auxiliary_text() | ||
| # Save output, using the "--output" flag location | ||
| saveImage(args.output) | ||
| # Print done in the terminal | ||
| print("DrawBot: Done") |