Generate application png icons from svg icons

Signed-off-by: Felix Weilbach <felix.weilbach@nextcloud.com>

.drone.yml

@@ -3,7 +3,7 @@ name: qt-5.12
 
 steps:
 - name: cmake
-  image: nextcloudci/client-5.12:client-5.12-12
+  image: ghcr.io/nextcloud/continuous-integration-client:client-5.12-18
   volumes:
     - name: build
       path: /drone/build
@@ -11,7 +11,7 @@ steps:
     - cd /drone/build
     - cmake -DCMAKE_C_COMPILER=gcc-10 -DCMAKE_CXX_COMPILER=g++-10 -DCMAKE_BUILD_TYPE=Debug -DBUILD_UPDATER=ON -DBUILD_TESTING=1 -DECM_ENABLE_SANITIZERS=address ../src
 - name: compile
-  image: nextcloudci/client-5.12:client-5.12-12
+  image: ghcr.io/nextcloud/continuous-integration-client:client-5.12-18
   volumes:
     - name: build
       path: /drone/build
@@ -19,7 +19,7 @@ steps:
     - cd /drone/build
     - make -j$(nproc)
 - name: test
-  image: nextcloudci/client-5.12:client-5.12-12
+  image: ghcr.io/nextcloud/continuous-integration-client:client-5.12-18
   volumes:
     - name: build
       path: /drone/build
@@ -47,7 +47,7 @@ name: qt-5.12-clang
 
 steps:
 - name: cmake
-  image: nextcloudci/client-5.12:client-5.12-12
+  image: ghcr.io/nextcloud/continuous-integration-client:client-5.12-18
   volumes:
     - name: build
       path: /drone/build
@@ -55,7 +55,7 @@ steps:
     - cd /drone/build
     - cmake -GNinja -DCMAKE_EXPORT_COMPILE_COMMANDS=ON -DCMAKE_C_COMPILER=clang-10 -DCMAKE_CXX_COMPILER=clang++-10 -DCMAKE_BUILD_TYPE=Debug -DBUILD_UPDATER=ON -DBUILD_TESTING=1 -DECM_ENABLE_SANITIZERS=address ../src
 - name: compile
-  image: nextcloudci/client-5.12:client-5.12-12
+  image: ghcr.io/nextcloud/continuous-integration-client:client-5.12-18
   volumes:
     - name: build
       path: /drone/build
@@ -63,7 +63,7 @@ steps:
     - cd /drone/build
     - ninja
 - name: test
-  image: nextcloudci/client-5.12:client-5.12-12
+  image: ghcr.io/nextcloud/continuous-integration-client:client-5.12-18
   volumes:
     - name: build
       path: /drone/build
@@ -73,7 +73,7 @@ steps:
     - chown -R test:test .
     - su -c 'ASAN_OPTIONS=detect_leaks=0 ctest --output-on-failure' test
 - name: clang-tidy
-  image: nextcloudci/client-5.12:client-5.12-12
+  image: ghcr.io/nextcloud/continuous-integration-client:client-5.12-18
   volumes:
     - name: build
       path: /drone/build
@@ -98,7 +98,7 @@ name: AppImage
 
 steps:
 - name: build
-  image: nextcloudci/client-5.12:client-5.12-9
+  image: ghcr.io/nextcloud/continuous-integration-client-appimage:client-appimage-1
   environment:
     CI_UPLOAD_GIT_TOKEN:
       from_secret: CI_UPLOAD_GIT_TOKEN
@@ -120,7 +120,7 @@ name: Debian
 
 steps:
 - name: build
-  image: nextcloudci/client-debian-ci:client-debian-ci-2
+  image: ghcr.io/nextcloud/continuous-integration-client-debian:client-debian-3
   commands:
     - /bin/bash -c "./admin/linux/debian/drone-build.sh" || echo "[WARNING] Debian build failed but this is a non-blocking CI event"
   environment:

.gitignore

@@ -183,3 +183,7 @@ CPackSourceConfig.cmake
 compile_commands.json
 convert.exe
 .dir-locals.el
+*-icon.png
+*-sidebar.png
+*-w10startmenu.png
+theme.qrc

admin/linux/build-appimage.sh

@@ -6,7 +6,7 @@ mkdir /app
 mkdir /build
 
 #Set Qt-5.12
-export QT_BASE_DIR=/opt/qt5.12.9
+export QT_BASE_DIR=/opt/qt5.12.10
 export QTDIR=$QT_BASE_DIR
 export PATH=$QT_BASE_DIR/bin:$PATH
 export LD_LIBRARY_PATH=$QT_BASE_DIR/lib/x86_64-linux-gnu:$QT_BASE_DIR/lib:$LD_LIBRARY_PATH

src/gui/CMakeLists.txt

@@ -231,6 +231,75 @@ if (NOT DEFINED APPLICATION_ICON_NAME)
     set(APPLICATION_ICON_NAME ${APPLICATION_SHORTNAME})
 endif()
 
+# Generate png icons from svg
+find_program(INKSCAPE
+  NAMES inkscape inkscape.exe
+  REQUIRED
+  HINTS "C:\\Program Files\\Inkscape\\bin" "/usr/bin" ENV INKSCAPE_DIR)
+# REQUIRED keyword is only supported on CMake 3.18 and above
+if (NOT INKSCAPE)
+  message(FATAL_ERROR "Could not find inkscape. Set INKSCAPE_DIR to the path of executable.")
+endif()
+
+function(generate_sized_png_from_svg icon_path size)
+  get_filename_component(icon_name_dir ${icon_path} DIRECTORY)
+  get_filename_component(icon_name_wle ${icon_path} NAME_WLE)
+
+  if (EXISTS "${icon_name_dir}/${size}-${icon_name_wle}.png")
+    return()
+  endif()
+
+  set(icon_output_name "${size}-${icon_name_wle}.png")
+  message(STATUS "Generate ${icon_output_name}")
+  execute_process(COMMAND
+    "${INKSCAPE}" -w ${size} -h ${size} "${icon_path}" -o "${icon_output_name}"
+    WORKING_DIRECTORY "${icon_name_dir}"
+    RESULT_VARIABLE
+    INKSCAPE_SIDEBAR_ERROR
+    OUTPUT_QUIET
+    ERROR_QUIET)
+
+  if (INKSCAPE_SIDEBAR_ERROR)
+    message(FATAL_ERROR
+      "inkscape could not generate icon: ${INKSCAPE_SIDEBAR_ERROR}")
+  else()
+  endif()
+endfunction()
+
+if ((APPLICATION_ICON_SET MATCHES "PNG")
+    AND
+    (NOT EXISTS "${theme_dir}/colored/${APPLICATION_ICON_NAME}-icon.svg"))
+  # We may have no svg application icon in when customers use PNG
+  # icons in brander, but theme.qrc expects a svg icon.
+  file(TOUCH "${theme_dir}/colored/${APPLICATION_ICON_NAME}-icon.svg")
+endif()
+
+if(APPLE)
+  set(MACOS_SIDEBAR_ICON_SVG "${theme_dir}/colored/${APPLICATION_ICON_NAME}-sidebar.svg")
+  generate_sized_png_from_svg(${MACOS_SIDEBAR_ICON_SVG} 16)
+  generate_sized_png_from_svg(${MACOS_SIDEBAR_ICON_SVG} 32)
+  generate_sized_png_from_svg(${MACOS_SIDEBAR_ICON_SVG} 64)
+  generate_sized_png_from_svg(${MACOS_SIDEBAR_ICON_SVG} 128)
+  generate_sized_png_from_svg(${MACOS_SIDEBAR_ICON_SVG} 256)
+endif()
+
+if(WIN32)
+  set(STARTMENU_ICON_SVG "${theme_dir}/colored/${APPLICATION_ICON_NAME}-w10startmenu.svg")
+  generate_sized_png_from_svg(${STARTMENU_ICON_SVG} 70)
+  generate_sized_png_from_svg(${STARTMENU_ICON_SVG} 150)
+endif()
+
+set(APP_ICON_SVG "${theme_dir}/colored/${APPLICATION_ICON_NAME}-icon.svg")
+generate_sized_png_from_svg(${APP_ICON_SVG} 16)
+generate_sized_png_from_svg(${APP_ICON_SVG} 24)
+generate_sized_png_from_svg(${APP_ICON_SVG} 32)
+generate_sized_png_from_svg(${APP_ICON_SVG} 48)
+generate_sized_png_from_svg(${APP_ICON_SVG} 64)
+generate_sized_png_from_svg(${APP_ICON_SVG} 128)
+generate_sized_png_from_svg(${APP_ICON_SVG} 256)
+generate_sized_png_from_svg(${APP_ICON_SVG} 512)
+generate_sized_png_from_svg(${APP_ICON_SVG} 1024)
+
 file(GLOB_RECURSE OWNCLOUD_ICONS "${theme_dir}/colored/*-${APPLICATION_ICON_NAME}-icon*")
 if(APPLE)
     file(GLOB_RECURSE OWNCLOUD_SIDEBAR_ICONS "${theme_dir}/colored/*-${APPLICATION_ICON_NAME}-sidebar*")

theme/colored/Nextcloud-w10startmenu.svg

@@ -0,0 +1,121 @@
+<?xml version="1.0" encoding="UTF-8" standalone="no"?>
+<svg
+   xmlns:dc="http://purl.org/dc/elements/1.1/"
+   xmlns:cc="http://creativecommons.org/ns#"
+   xmlns:rdf="http://www.w3.org/1999/02/22-rdf-syntax-ns#"
+   xmlns:svg="http://www.w3.org/2000/svg"
+   xmlns="http://www.w3.org/2000/svg"
+   xmlns:xlink="http://www.w3.org/1999/xlink"
+   xmlns:sodipodi="http://sodipodi.sourceforge.net/DTD/sodipodi-0.dtd"
+   xmlns:inkscape="http://www.inkscape.org/namespaces/inkscape"
+   version="1.1"
+   id="Layer_1"
+   x="0px"
+   y="0px"
+   viewBox="0 0 150.00001 149.99999"
+   enable-background="new 0 0 196.6 72"
+   xml:space="preserve"
+   inkscape:version="1.0 (4035a4f, 2020-05-01)"
+   sodipodi:docname="nextcloud-icon-round.svg"
+   width="160"
+   height="160"
+   inkscape:export-filename="nextcloud-icon-1024.png"
+   inkscape:export-xdpi="612.79999"
+   inkscape:export-ydpi="612.79999">
+    <metadata
+   id="metadata20">
+        <rdf:RDF>
+            <cc:Work
+   rdf:about="">
+                <dc:format>image/svg+xml</dc:format>
+                <dc:type
+   rdf:resource="http://purl.org/dc/dcmitype/StillImage" />
+                <dc:title></dc:title>
+            </cc:Work>
+        </rdf:RDF>
+    </metadata>
+    <defs
+   id="defs18">
+        <linearGradient
+   inkscape:collect="always"
+   id="linearGradient857">
+            <stop
+   style="stop-color:#0082c9;stop-opacity:1;"
+   offset="0"
+   id="stop853" />
+            <stop
+   style="stop-color:#1cafff;stop-opacity:1"
+   offset="1"
+   id="stop855" />
+        </linearGradient>
+        <clipPath
+   clipPathUnits="userSpaceOnUse"
+   id="clipPath8812">
+            <circle
+   id="circle8814"
+   cx="95.669289"
+   cy="95.669296"
+   r="79.724197"
+   style="fill:#00080d;fill-opacity:1;stroke-width:1" />
+        </clipPath>
+        <linearGradient
+   gradientTransform="matrix(0.92898391,0,0,0.92898394,75.000006,74.999997)"
+   inkscape:collect="always"
+   xlink:href="#linearGradient857"
+   id="linearGradient1192"
+   gradientUnits="userSpaceOnUse"
+   x1="18.230097"
+   y1="150"
+   x2="150.00002"
+   y2="-7.6293945e-06" />
+    </defs>
+    <sodipodi:namedview
+   pagecolor="#ffffff"
+   bordercolor="#666666"
+   borderopacity="1"
+   objecttolerance="10"
+   gridtolerance="10"
+   guidetolerance="10"
+   inkscape:pageopacity="0"
+   inkscape:pageshadow="2"
+   inkscape:window-width="1440"
+   inkscape:window-height="812"
+   id="namedview16"
+   showgrid="false"
+   inkscape:zoom="2.8284271"
+   inkscape:cx="57.814339"
+   inkscape:cy="72.675931"
+   inkscape:current-layer="Layer_1"
+   fit-margin-top="0"
+   fit-margin-left="0"
+   fit-margin-right="0"
+   fit-margin-bottom="0"
+   inkscape:window-x="0"
+   inkscape:window-y="23"
+   inkscape:window-maximized="1"
+   units="px"
+   inkscape:snap-bbox="true"
+   inkscape:bbox-paths="true"
+   inkscape:bbox-nodes="true"
+   inkscape:snap-bbox-edge-midpoints="true"
+   inkscape:snap-bbox-midpoints="true"
+   inkscape:snap-page="true"
+   inkscape:document-rotation="0" />
+    <circle
+   r="74.0625"
+   cy="75"
+   cx="75"
+   id="circle1050"
+   style="opacity:1;fill:url(#linearGradient1192);fill-opacity:1;fill-rule:evenodd;stroke:none;stroke-width:0.0928984;stroke-miterlimit:4;stroke-dasharray:none;stroke-opacity:1"
+   inkscape:export-filename="nextcloud-icon.png"
+   inkscape:export-xdpi="300"
+   inkscape:export-ydpi="300" />
+    <path
+   inkscape:connector-curvature="0"
+   id="path1052"
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+   inkscape:export-filename="Nextcloud Hub logo variants.png"
+   inkscape:export-xdpi="300"
+   inkscape:export-ydpi="300" />
+</svg>