Libraries: Move to Userland/Libraries/

1 files changed, 92 insertions, 0 deletions

diff --git a/Userland/Libraries/LibGfx/TextAlignment.h b/Userland/Libraries/LibGfx/TextAlignment.h
new file mode 100644
index 0000000000..5faea7f480
--- /dev/null
+++ b/Userland/Libraries/LibGfx/TextAlignment.h
@@ -0,0 +1,92 @@
+/*
+ * Copyright (c) 2018-2020, Andreas Kling <kling@serenityos.org>
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright notice, this
+ *    list of conditions and the following disclaimer.
+ *
+ * 2. Redistributions in binary form must reproduce the above copyright notice,
+ *    this list of conditions and the following disclaimer in the documentation
+ *    and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+ * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
+ * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
+ * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
+ * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#pragma once
+
+#include <AK/Optional.h>
+#include <AK/StringView.h>
+
+namespace Gfx {
+
+#define GFX_ENUMERATE_TEXT_ALIGNMENTS(M) \
+    M(TopLeft)                           \
+    M(CenterLeft)                        \
+    M(Center)                            \
+    M(CenterRight)                       \
+    M(TopRight)                          \
+    M(BottomRight)
+
+enum class TextAlignment {
+#define __ENUMERATE(x) x,
+    GFX_ENUMERATE_TEXT_ALIGNMENTS(__ENUMERATE)
+#undef __ENUMERATE
+};
+
+inline bool is_right_text_alignment(TextAlignment alignment)
+{
+    switch (alignment) {
+    case TextAlignment::CenterRight:
+    case TextAlignment::TopRight:
+    case TextAlignment::BottomRight:
+        return true;
+    default:
+        return false;
+    }
+}
+
+inline bool is_vertically_centered_text_alignment(TextAlignment alignment)
+{
+    switch (alignment) {
+    case TextAlignment::CenterLeft:
+    case TextAlignment::CenterRight:
+    case TextAlignment::Center:
+        return true;
+    default:
+        return false;
+    }
+}
+
+inline Optional<TextAlignment> text_alignment_from_string(const StringView& string)
+{
+#define __ENUMERATE(x) \
+    if (string == #x)  \
+        return TextAlignment::x;
+    GFX_ENUMERATE_TEXT_ALIGNMENTS(__ENUMERATE)
+#undef __ENUMERATE
+    return {};
+}
+
+inline const char* to_string(TextAlignment text_alignment)
+{
+#define __ENUMERATE(x)                      \
+    if (text_alignment == TextAlignment::x) \
+        return #x;
+    GFX_ENUMERATE_TEXT_ALIGNMENTS(__ENUMERATE)
+#undef __ENUMERATE
+    return {};
+}
+
+}