fix: windows icon size not correct in explorer

ci(windows): build with karchive to support kra and ora formats
feat: add version info datat for windows, and application display name
2020-07-22 19:02:23 +08:00 · 2020-07-22 13:46:21 +08:00 · 2020-07-21 20:47:06 +08:00 · 2020-07-21 14:01:27 +08:00 · 2020-07-21 13:44:35 +08:00 · 2020-07-21 13:36:47 +08:00
25 changed files with 1274 additions and 174 deletions
--- a/.github/workflows/macos.yml
+++ b/.github/workflows/macos.yml
@ -0,0 +1,17 @@
+name: macOS CI
+
+on: [push]
+
+jobs:
+  build:
+
+    runs-on: macos-latest
+
+    steps:
+    - uses: actions/checkout@v1
+    - name: Install Qt
+      uses: jurplel/install-qt-action@v2.2.1
+    - name: Run a qt project
+      run: |
+        cmake ./
+        make
--- a/.github/workflows/ubuntu.yml
+++ b/.github/workflows/ubuntu.yml
@ -0,0 +1,20 @@
+name: Ubuntu 20.04 CI
+
+on: [push]
+
+jobs:
+  build:
+
+    runs-on: ubuntu-20.04
+
+    steps:
+    - uses: actions/checkout@v1
+    - name: Get build dept.
+      run: sudo apt install cmake qtbase5-dev libqt5svg5-dev qttools5-dev
+    - name: Build it
+      run: |
+        mkdir build
+        cd build
+        cmake ../
+        make
+        sudo cpack
--- a/.gitignore
+++ b/.gitignore
@ -3,3 +3,6 @@

 # Translation files
 *.qm
+
+# Generic Build Dir
+[Bb]uild/
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@ -0,0 +1,150 @@
+project (pineapple-pictures)
+
+cmake_minimum_required (VERSION 3.9.5)
+
+include (GNUInstallDirs)
+
+set (CMAKE_AUTOMOC ON)
+set (CMAKE_AUTORCC ON)
+set (QT_MINIMUM_VERSION "5.10")
+
+find_package(Qt5 ${QT_MINIMUM_VERSION} CONFIG REQUIRED Widgets Svg LinguistTools)
+
+set (PPIC_CPP_FILES
+    main.cpp
+    mainwindow.cpp
+    graphicsview.cpp
+    graphicsscene.cpp
+    bottombuttongroup.cpp
+    navigatorview.cpp
+    opacityhelper.cpp
+    toolbutton.cpp
+)
+
+set (PPIC_HEADER_FILES
+    mainwindow.h
+    graphicsview.h
+    graphicsscene.h
+    bottombuttongroup.h
+    navigatorview.h
+    opacityhelper.h
+    toolbutton.h
+)
+
+set (PPIC_QRC_FILES
+    resources.qrc
+)
+
+set (PPIC_RC_FILES
+    # yeah, it's empty.
+)
+
+set (EXE_NAME ppic)
+
+# Translation
+file (GLOB PPIC_TS_FILES languages/*.ts)
+set (PPIC_CPP_FILES_FOR_I18N ${PPIC_CPP_FILES})
+
+qt5_create_translation(PPIC_QM_FILES ${PPIC_CPP_FILES_FOR_I18N} ${PPIC_TS_FILES})
+
+if (WIN32)
+    list(APPEND PPIC_RC_FILES pineapple-pictures.rc)
+endif ()
+
+add_executable (${EXE_NAME}
+    ${PPIC_HEADER_FILES}
+    ${PPIC_CPP_FILES}
+    ${PPIC_QRC_FILES}
+    ${PPIC_RC_FILES}
+    ${PPIC_QM_FILES}
+)
+
+target_link_libraries (${EXE_NAME} Qt5::Widgets Qt5::Svg)
+
+# Extra build settings
+if (WIN32)
+    set_property (
+        TARGET ${EXE_NAME}
+        PROPERTY WIN32_EXECUTABLE true
+    )
+endif ()
+
+# Helper macros for install settings
+macro (ppic_convert_to_relative_path _var)
+    # Make sure _var is a relative path
+    if (IS_ABSOLUTE "${${_var}}")
+        file (RELATIVE_PATH ${_var} "${CMAKE_INSTALL_PREFIX}" "${${_var}}")
+    endif ()
+endmacro ()
+
+# Install settings
+if (WIN32)
+    # FIXME: try to avoid install to a "bin" subfolder under windows...
+    #        when fixed, don't forget to update the CI config file...
+    set (BIN_INSTALL_DIR "") # seems useless, don't know why...
+elseif (UNIX)
+    if (CMAKE_INSTALL_PREFIX_INITIALIZED_TO_DEFAULT)
+        set(CMAKE_INSTALL_PREFIX /usr)
+    endif ()
+
+    set (BIN_INSTALL_DIR "${CMAKE_INSTALL_BINDIR}") # relative, usually "bin"
+    ppic_convert_to_relative_path(BIN_INSTALL_DIR)
+    set (LIB_INSTALL_DIR "${CMAKE_INSTALL_LIBDIR}") # "lib" or "lib64"
+    ppic_convert_to_relative_path(LIB_INSTALL_DIR)
+
+    # install icon
+    install (
+        FILES icons/app-icon.svg
+        DESTINATION "${CMAKE_INSTALL_DATADIR}/icons/hicolor/48x48/apps"
+        RENAME pineapple-pictures.svg
+    )
+
+    # install shortcut
+    install (
+        FILES pineapple-pictures.desktop
+        DESTINATION "${CMAKE_INSTALL_DATAROOTDIR}/applications"
+    )
+endif()
+
+set (INSTALL_TARGETS_DEFAULT_ARGS
+    RUNTIME DESTINATION ${BIN_INSTALL_DIR}
+    LIBRARY DESTINATION ${LIB_INSTALL_DIR}
+    ARCHIVE DESTINATION ${LIB_INSTALL_DIR} COMPONENT Devel
+)
+
+install (
+    TARGETS ${EXE_NAME}
+    ${INSTALL_TARGETS_DEFAULT_ARGS}
+)
+
+if (WIN32)
+    set (QM_FILE_INSTALL_DIR "${CMAKE_INSTALL_BINDIR}/translations")
+else ()
+    set (QM_FILE_INSTALL_DIR "${CMAKE_INSTALL_FULL_DATADIR}/pineapple-pictures/translations")
+    target_compile_definitions(${EXE_NAME}
+        PRIVATE QM_FILE_INSTALL_DIR=${QM_FILE_INSTALL_DIR}
+    )
+endif ()
+
+install (
+    FILES ${PPIC_QM_FILES}
+    DESTINATION ${QM_FILE_INSTALL_DIR}
+)
+
+# CPACK: General Settings
+set (CPACK_GENERATOR "TBZ2")
+set (CPACK_PACKAGE_NAME "pineapple-pictures")
+set (CPACK_PACKAGE_DESCRIPTION_SUMMARY "Yet another image viewer")
+set (CPACK_PACKAGE_VENDOR "Gary Wang")
+set (CPACK_PACKAGE_CONTACT "https://github.com/BLumia/PineapplePictures/issues/")
+if (WIN32)
+    # ...
+elseif (APPLE)
+    # ...
+elseif (UNIX)
+    set (CPACK_SYSTEM_NAME "${CMAKE_SYSTEM_NAME}-${CMAKE_SYSTEM_PROCESSOR}")
+    set (CPACK_DEBIAN_PACKAGE_DEPENDS "libqt5svg5")
+    set (CPACK_DEBIAN_PACKAGE_RECOMMENDS "kimageformat-plugins")
+endif()
+
+include(CPack)
--- a/PineapplePictures.pro
+++ b/PineapplePictures.pro
@ -56,5 +56,5 @@ RESOURCES += \
    resources.qrc

 # Generate fron svg:
-# magick convert -background none ./app-icon.svg -define icon:auto-resize=64,48,32,16 app-icon.ico
+# magick convert -background none app-icon.svg -define icon:auto-resize="16,32,48,64,128,256" app-icon.ico
 RC_ICONS = icons/app-icon.ico
--- a/README.md
+++ b/README.md
@ -1,9 +1,29 @@
 Yet another image viewer.

+|CI|Build Status|
+|---|---|
+|Windows Build|[![Windows build status](https://ci.appveyor.com/api/projects/status/dbd8clww3cit6oa0/branch/master?svg=true)](https://ci.appveyor.com/project/BLumia/pineapplepictures/branch/master)|
+|macOS Build|![macOS CI](https://github.com/BLumia/PineapplePictures/workflows/macOS%20CI/badge.svg)|
+|Ubuntu 20.04 Build|![Ubuntu 20.04 CI](https://github.com/BLumia/PineapplePictures/workflows/Ubuntu%2020.04%20CI/badge.svg)|
+
+![Pineapple Pictures - Main Window](https://repository-images.githubusercontent.com/211888654/21fb6300-269f-11ea-8e85-953e5d57da44)
+
+## Get it!
+
+ - [GitHub Release Page](https://github.com/BLumia/PineapplePictures/releases)
+ - Archlinux AUR: [pineapple-pictures-git](https://aur.archlinux.org/packages/pineapple-pictures-git/)
+
+## Help Translation!
+
+[Translate this project on Transifex!](https://www.transifex.com/blumia/pineapple-pictures/)
+
+Feel free to open up an issue to request an new language to translate.
+
 ## Uncleaned shits inside(TM):

 - Mixed `CR LF` and `LF`.
 - Ugly action icons.
+ - Ugly implementations.
 - For windows build, win32 APIs are used.
 - No drag-window-border-to-resize support under non-windows platforms (I use <kbd>Meta+Drag</kbd> to resize window under my x11 desktop).

--- a/appveyor.yml
+++ b/appveyor.yml
@ -1,25 +1,68 @@
 environment:
+  CMAKE_INSTALL_ROOT: C:\projects\cmake
+  ZLIB_ROOT: C:\projects\zlib
  matrix:
-    - build_name: mingw73_32_qt5_12_5
-      QTPATH: C:\Qt\5.12.5\mingw73_32
+    - build_name: mingw73_32_qt5_12_6
+      QTPATH: C:\Qt\5.12.6\mingw73_32
      MINGW32: C:\Qt\Tools\mingw730_32
-#    - build_name: msvc2017_64
-#      QTPATH: C:\Qt\5.11.2\msvc2017_64
-#      MINGW32: C:\Qt\Tools\mingw530_32

 install:
+  - mkdir %CMAKE_INSTALL_ROOT%
+  - mkdir %ZLIB_ROOT%
  - cd %APPVEYOR_BUILD_FOLDER%
  - git submodule update --init --recursive
-  - set PATH=%PATH%;%QTPATH%\bin;%MINGW32%\bin
+  - set PATH=%PATH%;%CMAKE_INSTALL_ROOT%;%QTPATH%\bin;%MINGW32%\bin

 build_script:
+# prepare
+  - mkdir 3rdparty
+  - cinst ninja
+# install ECM so we can build KImageFormats
+  - cd 3rdparty
+  - git clone -q https://invent.kde.org/frameworks/extra-cmake-modules.git
+  - cd extra-cmake-modules
+  - cmake -G "Ninja" . -DCMAKE_INSTALL_PREFIX=%CMAKE_INSTALL_ROOT%
+  - cmake --build .
+  - cmake --build . --target install
+  - cd %APPVEYOR_BUILD_FOLDER%
+# download and install zlib for KArchive
+  - cd %ZLIB_ROOT%
+  - curl -fsS -o zlib128-dll.zip http://zlib.net/zlib128-dll.zip
+  - 7z e zlib128-dll.zip
+  - cd %APPVEYOR_BUILD_FOLDER%
+# install KArchive for kra format support of KImageFormats
+  - cd 3rdparty
+  - git clone -q https://invent.kde.org/frameworks/karchive.git
+  - cd karchive
  - mkdir build
  - cd build
-  - qmake ..\PineapplePictures.pro
+  - cmake .. -G "Unix Makefiles" -DCMAKE_BUILD_TYPE=Release -DCMAKE_INSTALL_PREFIX=%CMAKE_INSTALL_ROOT% -DCMAKE_CXX_FLAGS_RELEASE="-s" -DCMAKE_MAKE_PROGRAM=mingw32-make -DZLIB_ROOT=%ZLIB_ROOT%
+# -DCMAKE_PREFIX_PATH=%CMAKE_INSTALL_ROOT% 
+  - cmake --build . --config Release
+  - cmake --build . --config Release --target install
+  - cd %APPVEYOR_BUILD_FOLDER%
+# install KImageFormats
+  - cd 3rdparty
+  - git clone -q https://invent.kde.org/frameworks/kimageformats.git
+  - cd kimageformats
+  - mkdir build
+  - cd build
+  - cmake .. -G "Unix Makefiles" -DCMAKE_BUILD_TYPE=Release -DCMAKE_CXX_FLAGS_RELEASE="-s" -DCMAKE_MAKE_PROGRAM=mingw32-make -DQT_PLUGIN_INSTALL_DIR=%QTPATH%\plugins
+  - cmake --build . --config Release
+  - cmake --build . --config Release --target install
+  - cd %APPVEYOR_BUILD_FOLDER%
+# finally...
+  - mkdir build
+  - cd build
+  - cmake .. -G "Unix Makefiles" -DCMAKE_BUILD_TYPE=Release -DCMAKE_MAKE_PROGRAM=mingw32-make -DCMAKE_INSTALL_PREFIX='%cd%'
  - mingw32-make
-  - cd release
-  - del /a /f /q "*.o" "*.cpp" "*.h"
-  - windeployqt --no-quick-import --no-translations --no-opengl-sw --no-angle --no-system-d3d-compiler --release .\PineapplePictures.exe
+  - mingw32-make install
+# fixme: I don't know how to NOT make the binary installed to the ./bin/ folder...
+  - cd bin
+  - copy C:\projects\cmake\bin\libKF5Archive.dll .
+  - windeployqt --verbose=2 --no-quick-import --no-translations --no-opengl-sw --no-angle --no-system-d3d-compiler --release .\ppic.exe
+# for debug..
+  - tree /f

 artifacts:
-  - path: build\release
+  - path: build\bin
--- a/graphicsscene.cpp
+++ b/graphicsscene.cpp
@ -8,6 +8,7 @@
 #include <QGraphicsSvgItem>
 #include <QMovie>
 #include <QLabel>
+#include <QPainter>

 GraphicsScene::GraphicsScene(QObject *parent)
    : QGraphicsScene(parent)
@ -58,3 +59,24 @@ void GraphicsScene::showGif(const QString &filepath)
                               QPen(Qt::transparent));
    this->setSceneRect(m_theThing->boundingRect());
 }
+
+bool GraphicsScene::trySetTransformationMode(Qt::TransformationMode mode)
+{
+    QGraphicsPixmapItem * pixmapItem = qgraphicsitem_cast<QGraphicsPixmapItem *>(m_theThing);
+    if (pixmapItem) {
+        pixmapItem->setTransformationMode(mode);
+        return true;
+    }
+
+    return false;
+}
+
+QPixmap GraphicsScene::renderToPixmap()
+{
+    QPixmap pixmap(sceneRect().toRect().size());
+    pixmap.fill(Qt::transparent);
+    QPainter p(&pixmap);
+    render(&p, sceneRect());
+
+    return pixmap;
+}
--- a/graphicsscene.h
+++ b/graphicsscene.h
@ -15,6 +15,10 @@ public:
    void showSvg(const QString &filepath);
    void showGif(const QString &filepath);

+    bool trySetTransformationMode(Qt::TransformationMode mode);
+
+    QPixmap renderToPixmap();
+
 private:
    QGraphicsItem * m_theThing;
 };
--- a/graphicsview.cpp
+++ b/graphicsview.cpp
@ -39,8 +39,10 @@ void GraphicsView::showFileFromUrl(const QUrl &url, bool doRequestGallery)
        QImageReader imageReader(filePath);
        imageReader.setAutoTransform(true);
        imageReader.setDecideFormatFromContent(true);
-        QImage::Format imageFormat = imageReader.imageFormat();
-        if (imageFormat == QImage::Format_Invalid) {
+        // Since if the image format / plugin does not support this feature, imageFormat() will returns an invalid format.
+        // So we cannot use imageFormat() and check if it returns QImage::Format_Invalid to detect if we support the file.
+        // QImage::Format imageFormat = imageReader.imageFormat();
+        if (imageReader.format().isEmpty()) {
            showText(tr("File is not a valid image"));
        } else {
            showImage(QPixmap::fromImageReader(&imageReader));
@ -59,6 +61,13 @@ void GraphicsView::showImage(const QPixmap &pixmap)
    checkAndDoFitInView();
 }

+void GraphicsView::showImage(const QImage &image)
+{
+    resetTransform();
+    scene()->showImage(QPixmap::fromImage(image));
+    checkAndDoFitInView();
+}
+
 void GraphicsView::showText(const QString &text)
 {
    resetTransform();
@ -110,6 +119,7 @@ void GraphicsView::zoomView(qreal scaleFactor)
 {
    m_enableFitInView = false;
    scale(scaleFactor, scaleFactor);
+    applyTransformationModeByScaleFactor();
    emit navigatorViewRequired(!isThingSmallerThanWindowWith(transform()), m_rotateAngle);
 }

@ -129,6 +139,7 @@ void GraphicsView::rotateView(qreal rotateAngel)
 void GraphicsView::fitInView(const QRectF &rect, Qt::AspectRatioMode aspectRadioMode)
 {
    QGraphicsView::fitInView(rect, aspectRadioMode);
+    applyTransformationModeByScaleFactor();
 }

 void GraphicsView::checkAndDoFitInView()
@ -206,9 +217,9 @@ void GraphicsView::dragEnterEvent(QDragEnterEvent *event)
    } else {
        event->ignore();
    }
-    qDebug() << event->mimeData() << "Drag Enter Event"
-             << event->mimeData()->hasUrls() << event->mimeData()->hasImage()
-             << event->mimeData()->formats() << event->mimeData()->hasFormat("text/uri-list");
+//    qDebug() << event->mimeData() << "Drag Enter Event"
+//             << event->mimeData()->hasUrls() << event->mimeData()->hasImage()
+//             << event->mimeData()->formats() << event->mimeData()->hasFormat("text/uri-list");

    return QGraphicsView::dragEnterEvent(event);
 }
@ -231,7 +242,7 @@ void GraphicsView::dropEvent(QDropEvent *event)
        if (urls.isEmpty()) {
            showText(tr("File url list is empty"));
        } else {
-            showFileFromUrl(urls.first());
+            showFileFromUrl(urls.first(), true);
        }
    } else if (mimeData->hasImage()) {
        QImage img = qvariant_cast<QImage>(mimeData->imageData());
@ -278,9 +289,9 @@ void GraphicsView::setCheckerboardEnabled(bool enabled)
    if (m_checkerboardEnabled) {
        // Prepare background check-board pattern
        QPixmap tilePixmap(0x20, 0x20);
-        tilePixmap.fill(QColor(35, 35, 35, 110));
+        tilePixmap.fill(QColor(35, 35, 35, 170));
        QPainter tilePainter(&tilePixmap);
-        QColor color(40, 40, 40, 110);
+        QColor color(45, 45, 45, 170);
        tilePainter.fillRect(0, 0, 0x10, 0x10, color);
        tilePainter.fillRect(0x10, 0x10, 0x10, 0x10, color);
        tilePainter.end();
@ -291,6 +302,15 @@ void GraphicsView::setCheckerboardEnabled(bool enabled)
    }
 }

+void GraphicsView::applyTransformationModeByScaleFactor()
+{
+    if (this->scaleFactor() < 1) {
+        scene()->trySetTransformationMode(Qt::SmoothTransformation);
+    } else {
+        scene()->trySetTransformationMode(Qt::FastTransformation);
+    }
+}
+
 void GraphicsView::resetWithScaleAndRotate(qreal scaleFactor, qreal rotateAngle)
 {
    QGraphicsView::resetTransform();
--- a/graphicsview.h
+++ b/graphicsview.h
@ -14,6 +14,7 @@ public:
    void showFileFromUrl(const QUrl &url, bool requestGallery = false);

    void showImage(const QPixmap &pixmap);
+    void showImage(const QImage &image);
    void showText(const QString &text);
    void showSvg(const QString &filepath);
    void showGif(const QString &filepath);
@ -53,6 +54,7 @@ private:
    bool isThingSmallerThanWindowWith(const QTransform &transform) const;
    bool shouldIgnoreMousePressMoveEvent(const QMouseEvent *event) const;
    void setCheckerboardEnabled(bool enabled);
+    void applyTransformationModeByScaleFactor();

    void resetWithScaleAndRotate(qreal scaleFactor, qreal rotateAngle);

--- a/icons/app-icon.ico
+++ b/icons/app-icon.ico
--- a/icons/app-icon.svg
+++ b/icons/app-icon.svg
@ -1,102 +1,469 @@
-<?xml version="1.0" encoding="UTF-8" standalone="no"?>
-<!-- Created with Inkscape (http://www.inkscape.org/) -->
-
-<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:sodipodi="http://sodipodi.sourceforge.net/DTD/sodipodi-0.dtd"
-   xmlns:inkscape="http://www.inkscape.org/namespaces/inkscape"
-   width="32"
-   height="32"
-   viewBox="0 0 8.4666665 8.4666669"
-   version="1.1"
-   id="svg8"
-   inkscape:version="0.92.4 (5da689c313, 2019-01-14)"
-   sodipodi:docname="view-fullscreen - 副本.svg">
-  <defs
-     id="defs2" />
-  <sodipodi:namedview
-     id="base"
-     pagecolor="#000000"
-     bordercolor="#666666"
-     borderopacity="1.0"
-     inkscape:pageopacity="0.69803922"
-     inkscape:pageshadow="2"
-     inkscape:zoom="22.4"
-     inkscape:cx="11.283707"
-     inkscape:cy="14.931415"
-     inkscape:document-units="px"
-     inkscape:current-layer="layer1"
-     showgrid="false"
-     units="px"
-     inkscape:pagecheckerboard="true"
-     inkscape:window-width="1920"
-     inkscape:window-height="1001"
-     inkscape:window-x="-9"
-     inkscape:window-y="-9"
-     inkscape:window-maximized="1" />
-  <metadata
-     id="metadata5">
-    <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 />
-      </cc:Work>
-    </rdf:RDF>
-  </metadata>
-  <g
-     inkscape:label="Layer 1"
-     inkscape:groupmode="layer"
-     id="layer1"
-     transform="translate(0,-288.5333)">
-    <path
-       style="fill:none;stroke:#ffffff;stroke-width:0.26458332px;stroke-linecap:butt;stroke-linejoin:miter;stroke-opacity:1"
-       d="M 1.6393869,293.16031 1.615848,290.14918 H 3.6380209"
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+  <circle class="fil124" cx="4355.68" cy="2693.31" r="315.68"/>
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+</svg>
--- a/icons/go-next.svg
+++ b/icons/go-next.svg
@ -0,0 +1,79 @@
+<?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:sodipodi="http://sodipodi.sourceforge.net/DTD/sodipodi-0.dtd"
+   xmlns:inkscape="http://www.inkscape.org/namespaces/inkscape"
+   width="75"
+   height="75"
+   viewBox="0 0 19.84375 19.843751"
+   version="1.1"
+   id="svg8"
+   inkscape:version="1.0 (4035a4fb49, 2020-05-01)"
+   sodipodi:docname="go-next.svg">
+  <defs
+     id="defs2" />
+  <sodipodi:namedview
+     id="base"
+     pagecolor="#282929"
+     bordercolor="#666666"
+     borderopacity="1.0"
+     inkscape:pageopacity="0.76862745"
+     inkscape:pageshadow="2"
+     inkscape:zoom="16.000001"
+     inkscape:cx="35.333099"
+     inkscape:cy="37.582065"
+     inkscape:document-units="px"
+     inkscape:current-layer="layer1"
+     inkscape:document-rotation="0"
+     showgrid="false"
+     units="px"
+     inkscape:pagecheckerboard="false"
+     showguides="true"
+     inkscape:guide-bbox="true"
+     inkscape:window-width="1920"
+     inkscape:window-height="1001"
+     inkscape:window-x="-9"
+     inkscape:window-y="-9"
+     inkscape:window-maximized="1">
+    <sodipodi:guide
+       position="11.453565,9.9198082"
+       orientation="0,-1"
+       id="guide857" />
+    <sodipodi:guide
+       position="9.9229088,19.564698"
+       orientation="1,0"
+       id="guide837" />
+  </sodipodi:namedview>
+  <metadata
+     id="metadata5">
+    <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 />
+      </cc:Work>
+    </rdf:RDF>
+  </metadata>
+  <g
+     inkscape:label="图层 1"
+     inkscape:groupmode="layer"
+     id="layer1">
+    <ellipse
+       style="opacity:1;fill:#000000;fill-opacity:0.15678;stroke:#ffffff;stroke-width:0.396875;stroke-miterlimit:4;stroke-dasharray:none;stroke-opacity:1"
+       id="path849"
+       cx="9.9368067"
+       cy="9.915391"
+       rx="8.6764698"
+       ry="8.9158831" />
+    <path
+       style="fill:none;stroke:#ffffff;stroke-width:0.396875;stroke-linecap:butt;stroke-linejoin:miter;stroke-miterlimit:4;stroke-dasharray:none;stroke-opacity:1"
+       d="M 8.3550725,6.9255115 11.353504,9.9239423 8.3550725,12.91402"
+       id="path867" />
+  </g>
+</svg>
--- a/icons/go-previous.svg
+++ b/icons/go-previous.svg
@ -0,0 +1,79 @@
+<?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:sodipodi="http://sodipodi.sourceforge.net/DTD/sodipodi-0.dtd"
+   xmlns:inkscape="http://www.inkscape.org/namespaces/inkscape"
+   sodipodi:docname="go-previous.svg"
+   inkscape:version="1.0 (4035a4fb49, 2020-05-01)"
+   id="svg8"
+   version="1.1"
+   viewBox="0 0 19.84375 19.843751"
+   height="75"
+   width="75">
+  <defs
+     id="defs2" />
+  <sodipodi:namedview
+     inkscape:window-maximized="1"
+     inkscape:window-y="-9"
+     inkscape:window-x="-9"
+     inkscape:window-height="1001"
+     inkscape:window-width="1920"
+     inkscape:guide-bbox="true"
+     showguides="true"
+     inkscape:pagecheckerboard="false"
+     units="px"
+     showgrid="false"
+     inkscape:document-rotation="0"
+     inkscape:current-layer="layer1"
+     inkscape:document-units="px"
+     inkscape:cy="45.995918"
+     inkscape:cx="29.794477"
+     inkscape:zoom="11.313709"
+     inkscape:pageshadow="2"
+     inkscape:pageopacity="0.76862745"
+     borderopacity="1.0"
+     bordercolor="#666666"
+     pagecolor="#282929"
+     id="base">
+    <sodipodi:guide
+       id="guide857"
+       orientation="0,-1"
+       position="11.453565,9.9198082" />
+    <sodipodi:guide
+       id="guide837"
+       orientation="1,0"
+       position="9.9229088,19.564698" />
+  </sodipodi:namedview>
+  <metadata
+     id="metadata5">
+    <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>
+  <g
+     id="layer1"
+     inkscape:groupmode="layer"
+     inkscape:label="图层 1">
+    <ellipse
+       ry="8.9158831"
+       rx="8.6764698"
+       cy="9.915391"
+       cx="9.9368067"
+       id="path849"
+       style="opacity:1;fill:#000000;fill-opacity:0.15678;stroke:#ffffff;stroke-width:0.396875;stroke-miterlimit:4;stroke-dasharray:none;stroke-opacity:1" />
+    <path
+       id="path867"
+       d="M 11.494016,6.9255115 8.4955849,9.9239423 11.494016,12.91402"
+       style="fill:none;stroke:#ffffff;stroke-width:0.396875;stroke-linecap:butt;stroke-linejoin:miter;stroke-miterlimit:4;stroke-dasharray:none;stroke-opacity:1" />
+  </g>
+</svg>
--- a/languages/PineapplePictures.ts
+++ b/languages/PineapplePictures.ts
@ -4,7 +4,7 @@
 <context>
    <name>GraphicsScene</name>
    <message>
-        <location filename="../graphicsscene.cpp" line="15"/>
+        <location filename="../graphicsscene.cpp" line="16"/>
        <source>Drag image here</source>
        <translation type="unfinished"></translation>
    </message>
@ -12,7 +12,7 @@
 <context>
    <name>GraphicsView</name>
    <message>
-        <location filename="../graphicsview.cpp" line="32"/>
+        <location filename="../graphicsview.cpp" line="243"/>
        <source>File url list is empty</source>
        <translation type="unfinished"></translation>
    </message>
@ -22,12 +22,12 @@
        <translation type="unfinished"></translation>
    </message>
    <message>
-        <location filename="../graphicsview.cpp" line="238"/>
+        <location filename="../graphicsview.cpp" line="251"/>
        <source>Image data is invalid</source>
        <translation type="unfinished"></translation>
    </message>
    <message>
-        <location filename="../graphicsview.cpp" line="245"/>
+        <location filename="../graphicsview.cpp" line="258"/>
        <source>Not supported mimedata: %1</source>
        <translation type="unfinished"></translation>
    </message>
@ -35,44 +35,74 @@
 <context>
    <name>MainWindow</name>
    <message>
-        <location filename="../mainwindow.cpp" line="229"/>
-        <location filename="../mainwindow.cpp" line="248"/>
+        <location filename="../mainwindow.cpp" line="173"/>
+        <source>File url list is empty</source>
+        <translation type="unfinished"></translation>
+    </message>
+    <message>
+        <location filename="../mainwindow.cpp" line="382"/>
+        <source>&amp;Copy</source>
+        <translation type="unfinished"></translation>
+    </message>
+    <message>
+        <location filename="../mainwindow.cpp" line="403"/>
+        <source>Copy P&amp;ixmap</source>
+        <translation type="unfinished"></translation>
+    </message>
+    <message>
+        <location filename="../mainwindow.cpp" line="408"/>
+        <source>Copy &amp;File Path</source>
+        <translation type="unfinished"></translation>
+    </message>
+    <message>
+        <location filename="../mainwindow.cpp" line="418"/>
+        <source>&amp;Paste Image</source>
+        <translation type="unfinished"></translation>
+    </message>
+    <message>
+        <location filename="../mainwindow.cpp" line="424"/>
+        <source>&amp;Paste Image File</source>
+        <translation type="unfinished"></translation>
+    </message>
+    <message>
+        <location filename="../mainwindow.cpp" line="429"/>
+        <location filename="../mainwindow.cpp" line="448"/>
        <source>Stay on top</source>
        <translation type="unfinished"></translation>
    </message>
    <message>
-        <location filename="../mainwindow.cpp" line="235"/>
-        <location filename="../mainwindow.cpp" line="249"/>
+        <location filename="../mainwindow.cpp" line="435"/>
+        <location filename="../mainwindow.cpp" line="449"/>
        <source>Protected mode</source>
        <translation type="unfinished"></translation>
    </message>
    <message>
-        <location filename="../mainwindow.cpp" line="241"/>
+        <location filename="../mainwindow.cpp" line="441"/>
        <source>Help</source>
        <translation type="unfinished"></translation>
    </message>
    <message>
-        <location filename="../mainwindow.cpp" line="244"/>
+        <location filename="../mainwindow.cpp" line="444"/>
        <source>Launch application with image file path as argument to load the file.</source>
        <translation type="unfinished"></translation>
    </message>
    <message>
-        <location filename="../mainwindow.cpp" line="245"/>
+        <location filename="../mainwindow.cpp" line="445"/>
        <source>Drag and drop image file onto the window is also supported.</source>
        <translation type="unfinished"></translation>
    </message>
    <message>
-        <location filename="../mainwindow.cpp" line="247"/>
+        <location filename="../mainwindow.cpp" line="447"/>
        <source>Context menu option explanation:</source>
        <translation type="unfinished"></translation>
    </message>
    <message>
-        <location filename="../mainwindow.cpp" line="248"/>
+        <location filename="../mainwindow.cpp" line="448"/>
        <source>Make window stay on top of all other windows.</source>
        <translation type="unfinished"></translation>
    </message>
    <message>
-        <location filename="../mainwindow.cpp" line="249"/>
+        <location filename="../mainwindow.cpp" line="449"/>
        <source>Avoid close window accidentally. (eg. by double clicking the window)</source>
        <translation type="unfinished"></translation>
    </message>
@ -80,7 +110,12 @@
 <context>
    <name>main</name>
    <message>
-        <location filename="../main.cpp" line="18"/>
+        <location filename="../main.cpp" line="27"/>
+        <source>Pineapple Pictures</source>
+        <translation type="unfinished"></translation>
+    </message>
+    <message>
+        <location filename="../main.cpp" line="31"/>
        <source>File list.</source>
        <translation type="unfinished"></translation>
    </message>
--- a/languages/PineapplePictures_zh_CN.ts
+++ b/languages/PineapplePictures_zh_CN.ts
@ -4,7 +4,7 @@
 <context>
    <name>GraphicsScene</name>
    <message>
-        <location filename="../graphicsscene.cpp" line="15"/>
+        <location filename="../graphicsscene.cpp" line="16"/>
        <source>Drag image here</source>
        <translation>拖放图片至此</translation>
    </message>
@ -12,7 +12,7 @@
 <context>
    <name>GraphicsView</name>
    <message>
-        <location filename="../graphicsview.cpp" line="32"/>
+        <location filename="../graphicsview.cpp" line="243"/>
        <source>File url list is empty</source>
        <translation>文件 URL 列表为空</translation>
    </message>
@ -22,12 +22,12 @@
        <translation>文件不是有效的图片文件</translation>
    </message>
    <message>
-        <location filename="../graphicsview.cpp" line="238"/>
+        <location filename="../graphicsview.cpp" line="251"/>
        <source>Image data is invalid</source>
        <translation>图片数据无效</translation>
    </message>
    <message>
-        <location filename="../graphicsview.cpp" line="245"/>
+        <location filename="../graphicsview.cpp" line="258"/>
        <source>Not supported mimedata: %1</source>
        <translation>不受支持的 MimeData 格式：%1</translation>
    </message>
@ -35,44 +35,78 @@
 <context>
    <name>MainWindow</name>
    <message>
-        <location filename="../mainwindow.cpp" line="229"/>
-        <location filename="../mainwindow.cpp" line="248"/>
+        <location filename="../mainwindow.cpp" line="173"/>
+        <source>File url list is empty</source>
+        <translation>文件 URL 列表为空</translation>
+    </message>
+    <message>
+        <location filename="../mainwindow.cpp" line="382"/>
+        <source>&amp;Copy</source>
+        <translation>复制(&amp;C)</translation>
+    </message>
+    <message>
+        <source>Copy &amp;Pixmap</source>
+        <translation type="vanished">复制位图(&amp;P)</translation>
+    </message>
+    <message>
+        <location filename="../mainwindow.cpp" line="403"/>
+        <source>Copy P&amp;ixmap</source>
+        <translation>复制位图(&amp;I)</translation>
+    </message>
+    <message>
+        <location filename="../mainwindow.cpp" line="408"/>
+        <source>Copy &amp;File Path</source>
+        <translation>复制文件路径(&amp;F)</translation>
+    </message>
+    <message>
+        <location filename="../mainwindow.cpp" line="418"/>
+        <source>&amp;Paste Image</source>
+        <translation>粘贴图像(&amp;P)</translation>
+    </message>
+    <message>
+        <location filename="../mainwindow.cpp" line="424"/>
+        <source>&amp;Paste Image File</source>
+        <translation>粘贴图像文件(&amp;P)</translation>
+    </message>
+    <message>
+        <location filename="../mainwindow.cpp" line="429"/>
+        <location filename="../mainwindow.cpp" line="448"/>
        <source>Stay on top</source>
        <translation>总在最前</translation>
    </message>
    <message>
-        <location filename="../mainwindow.cpp" line="235"/>
-        <location filename="../mainwindow.cpp" line="249"/>
+        <location filename="../mainwindow.cpp" line="435"/>
+        <location filename="../mainwindow.cpp" line="449"/>
        <source>Protected mode</source>
        <translation>保护模式</translation>
    </message>
    <message>
-        <location filename="../mainwindow.cpp" line="241"/>
+        <location filename="../mainwindow.cpp" line="441"/>
        <source>Help</source>
        <translation>帮助</translation>
    </message>
    <message>
-        <location filename="../mainwindow.cpp" line="244"/>
+        <location filename="../mainwindow.cpp" line="444"/>
        <source>Launch application with image file path as argument to load the file.</source>
        <translation>以图片文件的路径作为参数运行程序即可直接打开图片文件。</translation>
    </message>
    <message>
-        <location filename="../mainwindow.cpp" line="245"/>
+        <location filename="../mainwindow.cpp" line="445"/>
        <source>Drag and drop image file onto the window is also supported.</source>
        <translation>也支持拖放图片文件到窗口内来加载图片。</translation>
    </message>
    <message>
-        <location filename="../mainwindow.cpp" line="247"/>
+        <location filename="../mainwindow.cpp" line="447"/>
        <source>Context menu option explanation:</source>
        <translation>菜单项说明：</translation>
    </message>
    <message>
-        <location filename="../mainwindow.cpp" line="248"/>
+        <location filename="../mainwindow.cpp" line="448"/>
        <source>Make window stay on top of all other windows.</source>
        <translation>使窗口始终至于其它非置顶窗口上方。</translation>
    </message>
    <message>
-        <location filename="../mainwindow.cpp" line="249"/>
+        <location filename="../mainwindow.cpp" line="449"/>
        <source>Avoid close window accidentally. (eg. by double clicking the window)</source>
        <translation>避免窗口意外关闭。（如：不小心双击了窗口触发了关闭窗口行为）</translation>
    </message>
@ -80,7 +114,12 @@
 <context>
    <name>main</name>
    <message>
-        <location filename="../main.cpp" line="18"/>
+        <location filename="../main.cpp" line="27"/>
+        <source>Pineapple Pictures</source>
+        <translation>菠萝看图</translation>
+    </message>
+    <message>
+        <location filename="../main.cpp" line="31"/>
        <source>File list.</source>
        <translation>文件列表。</translation>
    </message>
--- a/main.cpp
+++ b/main.cpp
@ -1,17 +1,30 @@
 #include "mainwindow.h"
 #include <QApplication>
 #include <QCommandLineParser>
+#include <QDir>
 #include <QTranslator>
 #include <QUrl>

+// QM_FILE_INSTALL_DIR should be defined from the CMakeLists file.
+#ifndef QM_FILE_INSTALL_DIR
+#define QM_FILE_INSTALL_DIR ":/i18n/"
+#endif // QM_FILE_INSTALL_DIR
+
 int main(int argc, char *argv[])
 {
    QApplication a(argc, argv);

-    // since we did `CONFIG += lrelease embed_translations`...
    QTranslator translator;
-    translator.load(QString("PineapplePictures_%1").arg(QLocale::system().name()), ":/i18n/");
+    QString qmDir;
+#ifdef _WIN32
+    qmDir = QDir(QCoreApplication::applicationDirPath()).absoluteFilePath("translations");
+#else
+    qmDir = QT_STRINGIFY(QM_FILE_INSTALL_DIR);
+#endif
+    translator.load(QString("PineapplePictures_%1").arg(QLocale::system().name()), qmDir);
    a.installTranslator(&translator);
+    a.setApplicationName("Pineapple Pictures");
+    a.setApplicationDisplayName(QCoreApplication::translate("main", "Pineapple Pictures"));

    // parse commandline arguments
    QCommandLineParser parser;
--- a/mainwindow.cpp
+++ b/mainwindow.cpp
@ -17,6 +17,8 @@
 #include <QShortcut>
 #include <QDir>
 #include <QCollator>
+#include <QClipboard>
+#include <QMimeData>

 #ifdef _WIN32
 #include <windows.h>
@ -29,6 +31,7 @@ MainWindow::MainWindow(QWidget *parent) :
    this->setAttribute(Qt::WA_TranslucentBackground, true);
    this->setMinimumSize(710, 530);
    this->setWindowIcon(QIcon(":/icons/app-icon.svg"));
+    this->setMouseTracking(true);

    m_fadeOutAnimation = new QPropertyAnimation(this, "windowOpacity");
    m_fadeOutAnimation->setDuration(300);
@ -70,13 +73,29 @@ MainWindow::MainWindow(QWidget *parent) :
    connect(m_graphicsView, &GraphicsView::requestGallery,
            this, &MainWindow::loadGalleryBySingleLocalFile);

-    m_closeButton = new ToolButton(m_graphicsView);
+    m_closeButton = new ToolButton(true, m_graphicsView);
    m_closeButton->setIcon(QIcon(":/icons/window-close"));
    m_closeButton->setIconSize(QSize(50, 50));

    connect(m_closeButton, &QAbstractButton::clicked,
            this, &MainWindow::closeWindow);

+    m_prevButton = new ToolButton(false, m_graphicsView);
+    m_prevButton->setIcon(QIcon(":/icons/go-previous"));
+    m_prevButton->setIconSize(QSize(75, 75));
+    m_prevButton->setVisible(false);
+    m_prevButton->setOpacity(0, false);
+    m_nextButton = new ToolButton(false, m_graphicsView);
+    m_nextButton->setIcon(QIcon(":/icons/go-next"));
+    m_nextButton->setIconSize(QSize(75, 75));
+    m_nextButton->setVisible(false);
+    m_nextButton->setOpacity(0, false);
+
+    connect(m_prevButton, &QAbstractButton::clicked,
+            this, &MainWindow::galleryPrev);
+    connect(m_nextButton, &QAbstractButton::clicked,
+            this, &MainWindow::galleryNext);
+
    m_bottomButtonGroup = new BottomButtonGroup(this);

    connect(m_bottomButtonGroup, &BottomButtonGroup::resetToOriginalBtnClicked,
@ -107,10 +126,19 @@ MainWindow::MainWindow(QWidget *parent) :
    m_gv->setOpacity(0, false);
    m_closeButton->setOpacity(0, false);

+    connect(this, &MainWindow::galleryLoaded, this, [this]() {
+        m_prevButton->setVisible(isGalleryAvailable());
+        m_nextButton->setVisible(isGalleryAvailable());
+    });
+
    QShortcut * quitAppShorucut = new QShortcut(QKeySequence(Qt::Key_Space), this);
    connect(quitAppShorucut, &QShortcut::activated,
            std::bind(&MainWindow::quitAppAction, this, false));

+    QShortcut * quitAppShorucut2 = new QShortcut(QKeySequence(Qt::Key_Escape), this);
+    connect(quitAppShorucut2, &QShortcut::activated,
+            std::bind(&MainWindow::quitAppAction, this, false));
+
    QShortcut * prevPictureShorucut = new QShortcut(QKeySequence(Qt::Key_PageUp), this);
    connect(prevPictureShorucut, &QShortcut::activated,
            this, &MainWindow::galleryPrev);
@ -119,6 +147,10 @@ MainWindow::MainWindow(QWidget *parent) :
    connect(nextPictureShorucut, &QShortcut::activated,
            this, &MainWindow::galleryNext);

+    QShortcut * fullscreenShorucut = new QShortcut(QKeySequence(QKeySequence::FullScreen), this);
+    connect(fullscreenShorucut, &QShortcut::activated,
+            this, &MainWindow::toggleFullscreen);
+
    centerWindow();
 }

@ -173,12 +205,28 @@ void MainWindow::adjustWindowSizeBySceneRect()
    }
 }

+// can be empty if it is NOT from a local file.
+QUrl MainWindow::currentImageFileUrl() const
+{
+    if (m_currentFileIndex != -1) {
+        return m_files.value(m_currentFileIndex);
+    }
+
+    return QUrl();
+}
+
+void MainWindow::clearGallery()
+{
+    m_currentFileIndex = -1;
+    m_files.clear();
+}
+
 void MainWindow::loadGalleryBySingleLocalFile(const QString &path)
 {
    QFileInfo info(path);
    QDir dir(info.path());
    QString currentFileName = info.fileName();
-    QStringList entryList = dir.entryList({"*.jpg", "*.jpeg", "*.png", "*.gif", "*.svg"},
+    QStringList entryList = dir.entryList({"*.jpg", "*.jpeg", "*.jfif", "*.png", "*.gif", "*.svg", "*.bmp"},
                                          QDir::Files | QDir::NoSymLinks, QDir::NoSort);

    QCollator collator;
@ -186,8 +234,7 @@ void MainWindow::loadGalleryBySingleLocalFile(const QString &path)

    std::sort(entryList.begin(), entryList.end(), collator);

-    m_currentFileIndex = -1;
-    m_files.clear();
+    clearGallery();

    for (int i = 0; i < entryList.count(); i++) {
        const QString & oneEntry = entryList.at(i);
@ -197,13 +244,13 @@ void MainWindow::loadGalleryBySingleLocalFile(const QString &path)
        }
    }

-    qDebug() << m_files << m_currentFileIndex;
+    emit galleryLoaded();
 }

 void MainWindow::galleryPrev()
 {
    int count = m_files.count();
-    if (m_currentFileIndex < 0 || m_files.isEmpty() || m_currentFileIndex >= m_files.count()) {
+    if (!isGalleryAvailable()) {
        return;
    }

@ -215,7 +262,7 @@ void MainWindow::galleryPrev()
 void MainWindow::galleryNext()
 {
    int count = m_files.count();
-    if (m_currentFileIndex < 0 || m_files.isEmpty() || m_currentFileIndex >= m_files.count()) {
+    if (!isGalleryAvailable()) {
        return;
    }

@ -224,6 +271,14 @@ void MainWindow::galleryNext()
    m_graphicsView->showFileFromUrl(m_files.at(m_currentFileIndex), false);
 }

+bool MainWindow::isGalleryAvailable()
+{
+    if (m_currentFileIndex < 0 || m_files.isEmpty() || m_currentFileIndex >= m_files.count()) {
+        return false;
+    }
+    return true;
+}
+
 void MainWindow::showEvent(QShowEvent *event)
 {
    updateWidgetsPosition();
@ -237,6 +292,8 @@ void MainWindow::enterEvent(QEvent *event)
    m_gv->setOpacity(1);

    m_closeButton->setOpacity(1);
+    m_prevButton->setOpacity(1);
+    m_nextButton->setOpacity(1);

    return QMainWindow::enterEvent(event);
 }
@ -247,6 +304,8 @@ void MainWindow::leaveEvent(QEvent *event)
    m_gv->setOpacity(0);

    m_closeButton->setOpacity(0);
+    m_prevButton->setOpacity(0);
+    m_nextButton->setOpacity(0);

    return QMainWindow::leaveEvent(event);
 }
@ -256,8 +315,8 @@ void MainWindow::mousePressEvent(QMouseEvent *event)
    if (event->buttons() & Qt::LeftButton && !isMaximized()) {
        m_clickedOnWindow = true;
        m_oldMousePos = event->pos();
-        qDebug() << m_oldMousePos << m_graphicsView->transform().m11()
-                 << m_graphicsView->transform().m22() << m_graphicsView->matrix().m12();
+//        qDebug() << m_oldMousePos << m_graphicsView->transform().m11()
+//                 << m_graphicsView->transform().m22() << m_graphicsView->matrix().m12();
        event->accept();
    }

@ -290,10 +349,23 @@ void MainWindow::mouseDoubleClickEvent(QMouseEvent *event)

 void MainWindow::wheelEvent(QWheelEvent *event)
 {
-    if (event->delta() > 0) {
-        m_graphicsView->zoomView(1.25);
+    QPoint numDegrees = event->angleDelta() / 8;
+    bool needZoom = false, zoomIn = false;
+
+    // NOTE: Only checking angleDelta since the QWheelEvent::pixelDelta() doc says
+    //       pixelDelta() value is driver specific and unreliable on X11...
+    //       We are not scrolling the canvas, just zoom in or out, so it probably
+    //       doesn't matter here.
+    if (!numDegrees.isNull() && numDegrees.y() != 0) {
+        needZoom = true;
+        zoomIn = numDegrees.y() > 0;
+    }
+
+    if (needZoom) {
+        m_graphicsView->zoomView(zoomIn ? 1.25 : 0.8);
+        event->accept();
    } else {
-        m_graphicsView->zoomView(0.8);
+        QMainWindow::wheelEvent(event);
    }
 }

@ -307,6 +379,53 @@ void MainWindow::resizeEvent(QResizeEvent *event)
 void MainWindow::contextMenuEvent(QContextMenuEvent *event)
 {
    QMenu * menu = new QMenu;
+    QMenu * copyMenu = new QMenu(tr("&Copy"));
+    QUrl currentFileUrl = currentImageFileUrl();
+    QImage clipboardImage;
+    QUrl clipboardFileUrl;
+
+    const QMimeData * clipboardData = QApplication::clipboard()->mimeData();
+    if (clipboardData->hasImage()) {
+        QVariant imageVariant(clipboardData->imageData());
+        if (imageVariant.isValid()) {
+            clipboardImage = qvariant_cast<QImage>(imageVariant);
+        }
+    } else if (clipboardData->hasText()) {
+        QString clipboardText(clipboardData->text());
+        if (clipboardText.startsWith("PICTURE:")) {
+            QString maybeFilename(clipboardText.mid(8));
+            if (QFile::exists(maybeFilename)) {
+                clipboardFileUrl = QUrl::fromLocalFile(maybeFilename);
+            }
+        }
+    }
+
+    QAction * copyPixmap = new QAction(tr("Copy P&ixmap"));
+    connect(copyPixmap, &QAction::triggered, this, [ = ](){
+        QClipboard *cb = QApplication::clipboard();
+        cb->setPixmap(m_graphicsView->scene()->renderToPixmap());
+    });
+    QAction * copyFilePath = new QAction(tr("Copy &File Path"));
+    connect(copyFilePath, &QAction::triggered, this, [ = ](){
+        QClipboard *cb = QApplication::clipboard();
+        cb->setText(currentFileUrl.toLocalFile());
+    });
+    copyMenu->addAction(copyPixmap);
+    if (currentFileUrl.isValid()) {
+        copyMenu->addAction(copyFilePath);
+    }
+
+    QAction * pasteImage = new QAction(tr("&Paste Image"));
+    connect(pasteImage, &QAction::triggered, this, [ = ](){
+        clearGallery();
+        m_graphicsView->showImage(clipboardImage);
+    });
+
+    QAction * pasteImageFile = new QAction(tr("&Paste Image File"));
+    connect(pasteImageFile, &QAction::triggered, this, [ = ](){
+        m_graphicsView->showFileFromUrl(clipboardFileUrl, true);
+    });
+
    QAction * stayOnTopMode = new QAction(tr("Stay on top"));
    connect(stayOnTopMode, &QAction::triggered, this, [ = ](){
        toggleStayOnTop();
@ -331,6 +450,18 @@ void MainWindow::contextMenuEvent(QContextMenuEvent *event)
        };
        m_graphicsView->showText(sl.join('\n'));
    });
+
+    if (copyMenu->actions().count() == 1) {
+        menu->addActions(copyMenu->actions());
+    } else {
+        menu->addMenu(copyMenu);
+    }
+    if (!clipboardImage.isNull()) {
+        menu->addAction(pasteImage);
+    } else if (clipboardFileUrl.isValid()) {
+        menu->addAction(pasteImageFile);
+    }
+    menu->addSeparator();
    menu->addAction(stayOnTopMode);
    menu->addAction(protectedMode);
    menu->addSeparator();
@ -453,6 +584,9 @@ void MainWindow::closeWindow()
 void MainWindow::updateWidgetsPosition()
 {
    m_closeButton->move(width() - m_closeButton->width(), 0);
+    m_prevButton->move(25, (height() - m_prevButton->height()) / 2);
+    m_nextButton->move(width() - m_nextButton->width() - 25,
+                       (height() - m_prevButton->height()) / 2);
    m_bottomButtonGroup->move((width() - m_bottomButtonGroup->width()) / 2,
                              height() - m_bottomButtonGroup->height());
    m_gv->move(width() - m_gv->width(), height() - m_gv->height());
@ -462,6 +596,8 @@ void MainWindow::toggleProtectedMode()
 {
    m_protectedMode = !m_protectedMode;
    m_closeButton->setVisible(!m_protectedMode);
+    m_prevButton->setVisible(!m_protectedMode);
+    m_nextButton->setVisible(!m_protectedMode);
 }

 void MainWindow::toggleStayOnTop()
@ -481,3 +617,12 @@ void MainWindow::quitAppAction(bool force)
        closeWindow();
    }
 }
+
+void MainWindow::toggleFullscreen()
+{
+    if (isFullScreen()) {
+        showNormal();
+    } else {
+        showFullScreen();
+    }
+}
--- a/mainwindow.h
+++ b/mainwindow.h
@ -25,10 +25,16 @@ public:

    void showUrls(const QList<QUrl> &urls);
    void adjustWindowSizeBySceneRect();
+    QUrl currentImageFileUrl() const;

+    void clearGallery();
    void loadGalleryBySingleLocalFile(const QString &path);
    void galleryPrev();
    void galleryNext();
+    bool isGalleryAvailable();
+
+signals:
+    void galleryLoaded();

 protected slots:
    void showEvent(QShowEvent *event) override;
@ -51,6 +57,7 @@ protected slots:
    void toggleStayOnTop();
    bool stayOnTop();
    void quitAppAction(bool force = false);
+    void toggleFullscreen();

 private:
    QPoint m_oldMousePos;
@ -58,6 +65,8 @@ private:
    QPropertyAnimation *m_floatUpAnimation;
    QParallelAnimationGroup *m_exitAnimationGroup;
    ToolButton *m_closeButton;
+    ToolButton *m_prevButton;
+    ToolButton *m_nextButton;
    GraphicsView *m_graphicsView;
    NavigatorView *m_gv;
    BottomButtonGroup *m_bottomButtonGroup;
--- a/pineapple-pictures.desktop
+++ b/pineapple-pictures.desktop
@ -0,0 +1,12 @@
+[Desktop Entry]
+Categories=Graphics;
+Comment=Pineapple Pictures Image Viewer.
+Exec=ppic %F
+GenericName=Pictures
+Icon=pineapple-pictures
+Keywords=Picture;Image;Viewer;Jpg;Jpeg;Png;
+MimeType=image/bmp;image/bmp24;image/jpg;image/jpe;image/jpeg;image/jpeg24;image/jng;image/pcd;image/pcx;image/png;image/tif;image/tiff;image/tiff24;image/dds;image/gif;image/sgi;image/j2k;image/jp2;image/pct;image/wdp;image/arw;image/icb;image/dng;image/vda;image/vst;image/svg;image/ptif;image/mef;image/xbm;image/svg+xml;
+Name=Pineapple Pictures
+StartupNotify=false
+Type=Application
+Terminal=false
--- a/pineapple-pictures.rc
+++ b/pineapple-pictures.rc
@ -0,0 +1,17 @@
+IDI_ICON1               ICON    DISCARDABLE     "icons/app-icon.ico"
+1               VERSIONINFO
+BEGIN
+    BLOCK "StringFileInfo"
+    BEGIN
+        BLOCK "040904E4"
+        BEGIN
+            VALUE "FileDescription", "Pineapple Pictures - Image Viewer"
+            VALUE "LegalCopyright", "MIT/Expat License - Copyright (C) 2020 Gary Wang"
+            VALUE "ProductName", "Pineapple Pictures"
+        END
+    END
+    BLOCK "VarFileInfo"
+    BEGIN
+        VALUE "Translation", 0x409, 1200
+    END
+END
--- a/resources.qrc
+++ b/resources.qrc
@ -8,5 +8,7 @@
        <file>icons/view-background-checkerboard.svg</file>
        <file>icons/app-icon.svg</file>
        <file>icons/window-close.svg</file>
+        <file>icons/go-next.svg</file>
+        <file>icons/go-previous.svg</file>
    </qresource>
 </RCC>
--- a/toolbutton.cpp
+++ b/toolbutton.cpp
@ -6,18 +6,20 @@
 #include <QGraphicsOpacityEffect>
 #include <QPropertyAnimation>

-ToolButton::ToolButton(QWidget *parent)
+ToolButton::ToolButton(bool hoverColor, QWidget *parent)
    : QPushButton(parent)
    , m_opacityHelper(new OpacityHelper(this))
 {
    setFlat(true);
-    setFixedSize(50, 50);
-    setStyleSheet("QPushButton {"
+    QString qss = "QPushButton {"
                  "background: transparent;"
-                  "}"
-                  "QPushButton:hover {"
-                  "background: red;"
-                  "}");
+                  "}";
+    if (hoverColor) {
+        qss += "QPushButton:hover {"
+               "background: red;"
+               "}";
+    }
+    setStyleSheet(qss);
 }

 void ToolButton::setOpacity(qreal opacity, bool animated)
--- a/toolbutton.h
+++ b/toolbutton.h
@ -8,7 +8,7 @@ class ToolButton : public QPushButton
 {
    Q_OBJECT
 public:
-    ToolButton(QWidget * parent = nullptr);
+    ToolButton(bool hoverColor = false, QWidget * parent = nullptr);

 public slots:
    void setOpacity(qreal opacity, bool animated = true);
Author	SHA1	Message	Date
Gary Wang	20be5e6f4f	fix: windows icon size not correct in explorer	2020-07-22 19:02:23 +08:00
Gary Wang	6009c2682e	ci(windows): build with karchive to support kra and ora formats	2020-07-22 13:46:21 +08:00
Gary Wang	92ded932ec	feat: add version info datat for windows, and application display name	2020-07-21 20:47:06 +08:00
Gary Wang	cd942b4fcc	fix: try to fix icon resolution issue under windows	2020-07-21 14:01:27 +08:00
Gary Wang	6fc1b2e7c8	Merge pull request #5 from Lovelyblack/master new icon :)	2020-07-21 13:44:35 +08:00
Macat	278988b628	Add files via upload	2020-07-21 13:36:47 +08:00
Macat	9b19d13ee2	New Ico	2020-07-21 13:35:57 +08:00
Gary Wang	c271fde194	chore: stop using QWheelEvent::delta()	2020-07-12 23:46:00 +08:00
Gary Wang	fb24e54579	feat: add prev and next button	2020-07-04 13:49:12 +08:00
Gary Wang	3b1af64397	fix(CI): since KDE are using their new GitLab instance	2020-06-18 23:13:39 +08:00
Gary Wang	4dbfb2f881	CI: add GitHub Action ubuntu build	2020-06-18 23:06:15 +08:00
Gary Wang	fe0b36dc34	feat: add a fullscreen shortcut	2020-05-19 14:08:29 +08:00
xmuli	1864ff5b7f	test: Create macos.yml (#3 ) Use GitHub Action to test building under macOS	2020-04-25 23:42:21 +08:00
Gary Wang	fb1ad2ba06	misc: cpack info for debian package	2020-04-20 10:57:27 +08:00
Gary Wang	e3dfc9c673	feat(ci): build and use kimageformats plugins	2020-03-03 13:51:25 +08:00
Gary Wang	eb648e3112	fix: use format() to check if we support such format	2020-03-03 09:53:23 +08:00
Gary Wang	5495fa06d3	fix: okay it's jfif...	2020-02-24 19:48:22 +08:00
Gary Wang	41e75f10b5	misc: add jiff as a valid image file suffix	2020-02-23 23:04:54 +08:00
Gary Wang	6b0e4b6767	fix: should clear gallery when paste image	2020-02-22 17:09:36 +08:00
Gary Wang	f49ed645fc	fix: use SmoothTransformation when scale factor less than 100%	2020-02-13 19:45:14 +08:00
Gary Wang	8fe860e4bf	build: requires at least Qt 5.10 for building	2020-01-30 11:35:15 +08:00
Gary Wang	2d07290fbe	adjust checkerboard alpha channel value	2020-01-27 17:11:24 +08:00
Gary Wang	5cbcbfecba	Update README.md	2020-01-05 15:36:22 +08:00
Gary Wang	03bb25c3ae	fix: build under non win32 platform	2020-01-05 15:22:47 +08:00
Gary Wang	a41f2af021	i18n: update translate strings	2020-01-05 15:07:08 +08:00
Gary Wang	a694c2b037	fix: when copy pixmap, keep the alpha channel	2020-01-05 14:38:39 +08:00
Gary Wang	3a6a4cbc68	feat: i18n support again.	2020-01-05 14:30:33 +08:00
Gary Wang	a6cfd1a714	feat: basic support for cpack	2020-01-04 00:10:54 +08:00
Gary Wang	11ea4c9063	Update README.md	2020-01-03 15:58:15 +08:00
Gary Wang	c51a603ec9	feat: support basic image copy and paste	2020-01-01 14:51:46 +08:00
Gary Wang	4a5fe4c289	fix: avoid console window under Windows with cmake build	2019-11-24 23:31:45 +08:00
Gary Wang	6074a00b33	chore: cmake ci build test	2019-11-24 22:26:01 +08:00
Gary Wang	b5dc020795	fix: missing app icon under windows	2019-11-24 14:52:17 +08:00
Gary Wang	3f91d8271b	chore: migrate to CMake	2019-11-23 20:51:58 +08:00