Create and Restructure all assets Adwaita and Arc-theme style.

Create assets render. Restructure all assets Adwaita and Arc-theme style. Fixed all-assets. This will improve the display of icons on HiDPI display.

scripts/render-assets.sh

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+#! /bin/bash
+
+INKSCAPE="/usr/bin/inkscape"
+OPTIPNG="/usr/bin/optipng"
+
+SRC_FILE="../src/assets/all-assets.svg"
+ASSETS_DIR="../src/assets"
+INDEX="../src/assets/all-assets.txt"
+
+for i in `cat $INDEX`
+do 
+if [ -f $ASSETS_DIR/$i.png ]; then
+    echo $ASSETS_DIR/$i.png exists.
+else
+    echo
+    echo Rendering $ASSETS_DIR/$i.png
+    $INKSCAPE --export-id=$i \
+              --export-id-only \
+              --export-png=$ASSETS_DIR/$i.png $SRC_FILE >/dev/null #\
+    # && $OPTIPNG -o7 --quiet $ASSETS_DIR/$i.png 
+fi
+if [ -f $ASSETS_DIR/$i@2.png ]; then
+    echo $ASSETS_DIR/$i@2.png exists.
+else
+    echo
+    echo Rendering $ASSETS_DIR/$i@2.png
+    $INKSCAPE --export-id=$i \
+              --export-dpi=180 \
+              --export-id-only \
+              --export-png=$ASSETS_DIR/$i@2.png $SRC_FILE >/dev/null #\
+    # && $OPTIPNG -o7 --quiet $ASSETS_DIR/$i@2.png 
+fi
+done
+exit 0

src/assets/all-assets.txt

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+checkbox-checked-dark
+checkbox-checked-insensitive-dark
+checkbox-checked-insensitive
+checkbox-checked
+checkbox-mixed-dark
+checkbox-mixed-insensitive-dark
+checkbox-mixed-insensitive
+checkbox-mixed
+checkbox-unchecked-dark
+checkbox-unchecked-insensitive-dark
+checkbox-unchecked-insensitive
+checkbox-unchecked
+grid-selection-checked-dark
+grid-selection-checked
+grid-selection-unchecked-dark
+grid-selection-unchecked
+menuitem-checkbox-checked-hover
+menuitem-checkbox-checked-insensitive
+menuitem-checkbox-checked
+menuitem-checkbox-mixed-hover
+menuitem-checkbox-mixed-insensitive
+menuitem-checkbox-mixed
+menuitem-radio-checked-hover
+menuitem-radio-checked-insensitive
+menuitem-radio-checked
+pane-handle
+radio-checked-dark
+radio-checked-insensitive-dark
+radio-checked-insensitive
+radio-checked
+radio-mixed-dark
+radio-mixed-insensitive-dark
+radio-mixed-insensitive
+radio-mixed
+radio-unchecked-dark
+radio-unchecked-insensitive-dark
+radio-unchecked-insensitive
+radio-unchecked