Merge pull request #1091 from tsoding/976

(#976) Implement Emote preview on mouse hover

chatterino.pro

@@ -139,6 +139,7 @@ SOURCES += \
     src/singletons/Toasts.cpp \
     src/singletons/Updates.cpp \
     src/singletons/WindowManager.cpp \
+    src/singletons/TooltipPreviewImage.cpp \
     src/util/DebugCount.cpp \
     src/util/FormatTime.cpp \
     src/util/IncognitoBrowser.cpp \
@@ -301,6 +302,7 @@ HEADERS += \
     src/providers/twitch/TwitchServer.hpp \
     src/providers/twitch/TwitchUser.hpp \
     src/RunGui.hpp \
+    src/singletons/TooltipPreviewImage.hpp \
     src/singletons/Badges.hpp \
     src/singletons/Emotes.hpp \
     src/singletons/helper/GifTimer.hpp \

src/messages/layouts/MessageLayoutElement.hpp

@@ -41,6 +41,7 @@ public:
     virtual void paintAnimated(QPainter &painter, int yOffset) = 0;
     virtual int getMouseOverIndex(const QPoint &abs) const = 0;
     virtual int getXFromIndex(int index) = 0;
+
     const Link &getLink() const;
     const QString &getText() const;
     FlagsEnum<MessageElementFlag> getFlags() const;

src/singletons/Settings.hpp

@@ -192,6 +192,7 @@ public:
     QStringSetting currentVersion = {"/misc/currentVersion", ""};
     BoolSetting loadTwitchMessageHistoryOnConnect = {
         "/misc/twitch/loadMessageHistoryOnConnect", true};
+    IntSetting emotesTooltipPreview = {"/misc/emotesTooltipPreview", 0};
 
     QStringSetting cachePath = {"/cache/path", ""};
 

src/singletons/TooltipPreviewImage.cpp

@@ -0,0 +1,37 @@
+#include "TooltipPreviewImage.hpp"
+
+#include "Application.hpp"
+#include "singletons/WindowManager.hpp"
+#include "widgets/TooltipWidget.hpp"
+
+namespace chatterino {
+TooltipPreviewImage &TooltipPreviewImage::getInstance()
+{
+    static TooltipPreviewImage *instance = new TooltipPreviewImage();
+    return *instance;
+}
+
+TooltipPreviewImage::TooltipPreviewImage()
+{
+    connections_.push_back(getApp()->windows->gifRepaintRequested.connect([&] {
+        auto tooltipWidget = TooltipWidget::getInstance();
+        if (this->image_ && !tooltipWidget->isHidden())
+        {
+            auto pixmap = this->image_->pixmap();
+            if (pixmap)
+            {
+                tooltipWidget->setImage(*pixmap);
+            }
+        }
+        else
+        {
+            tooltipWidget->clearImage();
+        }
+    }));
+}
+
+void TooltipPreviewImage::setImage(ImagePtr image)
+{
+    this->image_ = image;
+}
+}  // namespace chatterino

src/singletons/TooltipPreviewImage.hpp

@@ -0,0 +1,21 @@
+#pragma once
+
+#include "messages/Image.hpp"
+
+namespace chatterino {
+class TooltipPreviewImage
+{
+public:
+    static TooltipPreviewImage &getInstance();
+    void setImage(ImagePtr image);
+
+    TooltipPreviewImage(const TooltipPreviewImage &) = delete;
+
+private:
+    TooltipPreviewImage();
+
+private:
+    ImagePtr image_ = nullptr;
+    std::vector<pajlada::Signals::ScopedConnection> connections_;
+};
+}  // namespace chatterino

src/widgets/helper/ChannelView.cpp

@@ -15,6 +15,7 @@
 #include "providers/twitch/TwitchServer.hpp"
 #include "singletons/Settings.hpp"
 #include "singletons/Theme.hpp"
+#include "singletons/TooltipPreviewImage.hpp"
 #include "singletons/WindowManager.hpp"
 #include "util/DistanceBetweenPoints.hpp"
 #include "util/IncognitoBrowser.hpp"
@@ -311,6 +312,7 @@ void ChannelView::queueUpdate()
     //    }
 
     //    this->repaint();
+
     this->update();
 
     //    this->updateTimer.start();
@@ -1217,6 +1219,28 @@ void ChannelView::mouseMoveEvent(QMouseEvent *event)
     }
     else
     {
+        auto &tooltipPreviewImage = TooltipPreviewImage::getInstance();
+        auto emoteElement = dynamic_cast<const EmoteElement *>(
+            &hoverLayoutElement->getCreator());
+
+        if (emoteElement && getSettings()->emotesTooltipPreview.getValue())
+        {
+            if (event->modifiers() == Qt::ShiftModifier ||
+                getSettings()->emotesTooltipPreview.getValue() == 1)
+            {
+                tooltipPreviewImage.setImage(
+                    emoteElement->getEmote()->images.getImage(3.0));
+            }
+            else
+            {
+                tooltipPreviewImage.setImage(nullptr);
+            }
+        }
+        else
+        {
+            tooltipPreviewImage.setImage(nullptr);
+        }
+
         tooltipWidget->moveTo(this, event->globalPos());
         tooltipWidget->setWordWrap(isLinkValid);
         tooltipWidget->setText(tooltip);

src/widgets/helper/ChannelView.hpp

@@ -4,6 +4,7 @@
 #include "messages/LimitedQueue.hpp"
 #include "messages/LimitedQueueSnapshot.hpp"
 #include "messages/Selection.hpp"
+#include "messages/Image.hpp"
 #include "widgets/BaseWidget.hpp"
 
 #include <QPaintEvent>

src/widgets/settingspages/GeneralPage.cpp

@@ -270,6 +270,11 @@ void GeneralPage::initLayout(SettingsLayout &layout)
     layout.addCheckbox("Double click links to open", s.linksDoubleClickOnly);
     layout.addCheckbox("Unshorten links", s.unshortLinks);
     layout.addCheckbox("Show live indicator in tabs", s.showTabLive);
+    layout.addDropdown<int>(
+        "Show emote preview in tooltip on hover",
+        {"Don't show", "Always show", "Hold shift"}, s.emotesTooltipPreview,
+        [](int index) { return index; }, [](auto args) { return args.index; },
+        false);
 
     layout.addSpacing(16);
     layout.addSeperator();