98 lines
2.9 KiB
Bash
Executable File
98 lines
2.9 KiB
Bash
Executable File
#!/usr/bin/env bash
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# Convert assets/svg/cloud.svg to XBM C headers in src/bitmaps/
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# Requires: rsvg-convert, magick (ImageMagick 7)
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set -euo pipefail
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SCRIPT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
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PROJECT_DIR="$(dirname "$SCRIPT_DIR")"
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SVG="$PROJECT_DIR/assets/svg/cloud.svg"
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OUT_DIR="$PROJECT_DIR/src/bitmaps"
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mkdir -p "$OUT_DIR"
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convert_cloud() {
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local W="$1" H="$2" VARNAME="$3" OUTFILE="$4"
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local TMP_PNG TMP_XBM
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TMP_PNG=$(mktemp /tmp/cloud_XXXXXX.png)
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TMP_XBM=$(mktemp /tmp/cloud_XXXXXX.xbm)
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# SVG → PNG (rsvg-convert scales, magick flattens on white + thresholds to 1-bit)
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rsvg-convert -w "$W" -h "$H" "$SVG" \
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| magick - -background white -flatten -threshold 50% "$TMP_PNG"
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# PNG → XBM
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magick "$TMP_PNG" "$TMP_XBM"
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# XBM → C header via Python (handles edge cases in XBM formatting)
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python3 - "$TMP_XBM" "$W" "$H" "$VARNAME" "$OUT_DIR/$OUTFILE" <<'PYEOF'
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import sys, re
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xbm_file, W, H, varname, outfile = sys.argv[1:]
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W, H = int(W), int(H)
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with open(xbm_file) as f:
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content = f.read()
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# Remove #define lines
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content = re.sub(r'#define\s+\S+\s+\d+\n?', '', content)
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# Replace "static char NAME[] =" with our typed array
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content = re.sub(r'static\s+char\s+\S+\s*=', f'static const uint8_t {varname}_XBM[] =', content)
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content = content.strip()
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header = f"""#pragma once
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#include <stdint.h>
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// W={W}, H={H} -- generated from assets/svg/cloud.svg
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#define {varname}_W {W}
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#define {varname}_H {H}
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{content}
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"""
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with open(outfile, 'w') as f:
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f.write(header)
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print(f"[svg_to_xbm] Generated {outfile} ({W}x{H})")
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PYEOF
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rm -f "$TMP_PNG" "$TMP_XBM"
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}
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convert_cloud 26 17 "CLOUD" "cloud_xbm.h"
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convert_cloud 20 13 "CLOUD_SMALL" "cloud_small_xbm.h"
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# Alert icon (circle with !) — rendered as both eyes for MOOD_ALERT
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convert_svg() {
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local SVG_SRC="$1" W="$2" H="$3" VARNAME="$4" OUTFILE="$5"
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local TMP_PNG TMP_XBM
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TMP_PNG=$(mktemp /tmp/icon_XXXXXX.png)
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TMP_XBM=$(mktemp /tmp/icon_XXXXXX.xbm)
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rsvg-convert -w "$W" -h "$H" "$SVG_SRC" \
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| magick - -background white -flatten -threshold 50% "$TMP_PNG"
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magick "$TMP_PNG" "$TMP_XBM"
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python3 - "$TMP_XBM" "$W" "$H" "$VARNAME" "$OUT_DIR/$OUTFILE" "$SVG_SRC" <<'PYEOF'
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import sys, re
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xbm_file, W, H, varname, outfile, src = sys.argv[1:]
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W, H = int(W), int(H)
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with open(xbm_file) as f:
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content = f.read()
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content = re.sub(r'#define\s+\S+\s+\d+\n?', '', content)
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content = re.sub(r'static\s+char\s+\S+\s*=', f'static const uint8_t {varname}_XBM[] =', content)
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import os
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header = f"""#pragma once
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#include <stdint.h>
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// W={W}, H={H} -- generated from {os.path.basename(src)}
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#define {varname}_W {W}
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#define {varname}_H {H}
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{content.strip()}
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"""
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with open(outfile, 'w') as f:
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f.write(header)
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print(f"[svg_to_xbm] Generated {outfile} ({W}x{H})")
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PYEOF
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rm -f "$TMP_PNG" "$TMP_XBM"
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}
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convert_svg "$PROJECT_DIR/assets/svg/alert.svg" 26 26 "ALERT" "alert_xbm.h"
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echo "[svg_to_xbm] Done."
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