Method DrawPreview

src/openrct2-ui/windows/LoadSave.cpp:408–532

        }

        void DrawPreview(RenderTarget& rt)
        {
            // Find preview image to draw
            PreviewImage* image = nullptr;
            auto targetPref = Config::Get().general.fileBrowserPreviewType;
            auto targetType = targetPref == ParkPreviewPref::screenshot ? PreviewImageType::screenshot
                                                                        : PreviewImageType::miniMap;
            for (auto& candidate : _preview.images)
            {
                if (candidate.type == targetType)
                {
                    image = &candidate;
                    break;
                }
            }

            const auto previewPaneSize = GetPreviewSize();
            auto& widget = widgets[WIDX_SCROLL];

            // Draw park name
            {
                auto namePos = windowPos
                    + ScreenCoordsXY(width - previewPaneSize.width / 2 - kPadding, widget.top - kButtonFaceHeight);
                auto ft = Formatter();
                ft.Add<StringId>(STR_STRING);
                ft.Add<const char*>(_preview.parkName.c_str());
                drawTextEllipsised(
                    rt, namePos, previewPaneSize.width - kPadding * 2, STR_WINDOW_COLOUR_2_STRINGID, ft,
                    { TextAlignment::centre });
            }

            const bool drawFrame = image != nullptr || targetType == PreviewImageType::screenshot;
            const auto previewWidth = image != nullptr ? image->width : previewPaneSize.width;
            const auto previewHeight = image != nullptr ? image->height : previewPaneSize.height;

            auto hCentre = (previewPaneSize.width - previewWidth) / 2 - kPadding;
            auto frameStartPos = windowPos + ScreenCoordsXY(width - previewPaneSize.width + hCentre - 1, widget.top);
            auto frameEndPos = frameStartPos + ScreenCoordsXY(previewWidth + 1, previewHeight + 1);

            if (drawFrame)
            {
                Rectangle::fillInset(
                    rt, { frameStartPos, frameEndPos }, colours[1], Rectangle::BorderStyle::inset,
                    Rectangle::FillBrightness::dark, Rectangle::FillMode::dontLightenWhenInset);
            }

            // Draw image, or placeholder if no preview was found
            if (image != nullptr)
            {
                auto imagePos = frameStartPos + ScreenCoordsXY(1, 1);
                drawPreviewImage(*image, rt, imagePos);
            }
            else
            {
                auto imagePos = frameStartPos + ScreenCoordsXY(1, 1);

                if (targetType == PreviewImageType::screenshot)
                {