倍图生成器

imageGenerator.sh

#!/bin/sh

#--------------------------
# 倍图生成器
#
# version:1.1
# create buy MQ on 17/03/01
#--------------------------

# ⚠️steal idea from 技术渔场: http://www.tallmantech.com/13/

IFS=$'\n'

ScalePic () {

    imageHeight=`sips -g pixelHeight $1 | awk -F": " '{print $2}'`
    imageWidth=`sips -g pixelWidth $1 | awk -F: '{print $2}'`
    height=`echo $imageHeight`
    width=`echo $imageWidth`

    height2x=$(($height*2/3))
    width2x=$(($width*2/3))

    height1x=$(($height/3))
    width1x=$(($width/3))

    imageFileName=$1
    imageFileName2x=${imageFileName/\.png/@2x\.png}
    imageFileName3x=${imageFileName/\.png/@3x\.png}

    cp $imageFileName $imageFileName3x
    sips -z $height2x $width2x $1 --out $imageFileName2x
    sips -z $height1x $width1x $1

}

Contents () {

    imageFileName=$1
    imageFileName2x=${imageFileName/\.png/@2x\.png}
    imageFileName3x=${imageFileName/\.png/@3x\.png}

    echo {  >> Contents.json
    echo "  \"images\"" : [>> Contents.json
    echo "   "{>> Contents.json
    echo "      \"idiom\"" : "\"universal\"",>> Contents.json
    echo "      \"scale\"" : "\"1x\"",>> Contents.json
    echo "      \"filename\"" : "\"$imageFileName\"">> Contents.json
    echo "   "},>> Contents.json
    echo "   "{>> Contents.json
    echo "      \"idiom\"" : "\"universal\"",>> Contents.json
    echo "      \"scale\"" : "\"2x\"",>> Contents.json
    echo "      \"filename\"" : "\"$imageFileName2x\"">> Contents.json
    echo "   "},>> Contents.json
    echo "   "{>> Contents.json
    echo "      \"idiom\"" : "\"universal\"",>> Contents.json
    echo "      \"scale\"" : "\"3x\"",>> Contents.json
    echo "      \"filename\"" : "\"$imageFileName3x\"">> Contents.json
    echo "   "}>> Contents.json
    echo " "],>> Contents.json
    echo "  \"info\"" : {>> Contents.json
    echo "     \"version\"" : 1,>> Contents.json
    echo "     \"author\"" : "\"xcode\"">> Contents.json
    echo " "}>> Contents.json
    echo }>> Contents.json

}

productDir=Product

if [ ! -d $productDir ]; then
    mkdir $productDir
    echo "$productDir 文件夹已创建"
else
    echo "$productDir 文件夹已存在"
fi

for imageFilePath in ./*.png
do

    imageFileName=$(basename $imageFilePath)
    imagesetDir=${imageFileName/\.png/\.imageset}

    # 有与.png文件对应的.imageset文件夹, continue
    if [ -d ./$productDir/$imagesetDir ]
    then
        echo "⚠️ $imagesetDir exist"
        continue
    fi

    cd $productDir
    mkdir $imagesetDir
    cp ../$imageFileName $imagesetDir/
    cd $imagesetDir

    # 新生成文件提示 Start
    echo ""
    echo "🔔 NEW-Start🔔  🚅 🚌 🚌 🚌 🚌 🚌 🚌 🚌 🚌 🚌 🚌 🚌 🚌 🚌 🚌 🚌 🚌 🚌 🚌 🚌 🚌 🚌  -- $imageFileName"
    ScalePic $imageFileName
    Contents $imageFileName
    echo "🔔 NEW-End  🔔  🚅 🚌 🚌 🚌 🚌 🚌 🚌 🚌 🚌 🚌 🚌 🚌 🚌 🚌 🚌 🚌 🚌 🚌 🚌 🚌 🚌 🚌  -- $imageFileName"
    echo ""
    # 新生成文件提示 End

    cd ..
    cd ..
done

## 注释

# 2种if
#    if [条件]; then
#
#    fi
#
#    if [条件]
#    then
#
#    fi



# update

# V1.1
# 文件夹内新增3倍图, 不用全部重新生成
# 新生成内容提示

6666666