added libgrapheme

.gitignore

@@ -1,3 +1,4 @@
 *.o
+*.a
 build/*
 **/.ccls-cache

TODO

@@ -6,6 +6,8 @@
 [ ] Write a README.md
 [ ] Use an arena allocator for cache
 [ ] Do not redraw if there was no update (no layout and no draw)
+[ ] Better handling of the active and focused widgets, try
+    to maintain focus until mouse release (fix scroll bars)
 
 ## Commands
 [x] rect commads should have:
@@ -19,11 +21,11 @@
 
 ## Fonts
 [ ] Fix the missing alpha channel
-[ ] Fix the allignment
+[x] Fix the alignment
 
 ## Raylib
 [ ] Implement type (Rect, Color, Point) conversion functions between rl:: and ugui::
-[ ] Implement pixel radius rounding for border radius
+[x] Implement pixel radius rounding for border radius
 
 ## Widgets
 [ ] Dynamic text box to implement an fps counter

lib/libgrapheme.c3l/Makefile

@@ -0,0 +1,3 @@
+all:
+	make -C thirdparty/libgrapheme
+	cp thirdparty/libgrapheme/libgrapheme.a linux-x64/libgrapheme.a

lib/libgrapheme.c3l/libgrapheme.c3i

@@ -0,0 +1,46 @@
+module grapheme;
+
+const uint GRAPHEME_INVALID_CODEPOINT UINT32_C = 0xFFFD;
+
+enum BidirectionalDirection {
+	GRAPHEME_BIDIRECTIONAL_DIRECTION_NEUTRAL,
+	GRAPHEME_BIDIRECTIONAL_DIRECTION_LTR,
+	GRAPHEME_BIDIRECTIONAL_DIRECTION_RTL,
+}
+
+fn isz bidirectional_get_line_embedding_levels(uint *, isz, ichar *, isz) @extern("grapheme_bidirectional_get_line_embedding_levels");
+
+fn isz bidirectional_preprocess_paragraph(uint *, isz, BidirectionalDirection, uint *, isz, BidirectionalDirection *) @extern("grapheme_bidirectional_preprocess_paragraph");
+
+fn isz bidirectional_reorder_line(uint *, uint *, isz, uint *, isz) @extern("grapheme_bidirectional_reorder_line");
+
+fn isz decode_utf8(char *, isz, uint *) @extern("grapheme_decode_utf8");
+fn isz encode_utf8(uint, char *, isz) @extern("grapheme_encode_utf8");
+
+fn bool is_character_break(uint, uint, ushort *) @extern("grapheme_is_character_break");
+
+fn bool is_lowercase(uint *, isz, isz *) @extern("grapheme_is_lowercase");
+fn bool is_titlecase(uint *, isz, isz *) @extern("grapheme_is_titlecase");
+fn bool is_uppercase(uint *, isz, isz *) @extern("grapheme_is_uppercase");
+
+fn bool is_lowercase_utf8(char *, isz, isz *) @extern("grapheme_is_lowercase_utf8");
+fn bool is_titlecase_utf8(char *, isz, isz *) @extern("grapheme_is_titlecase_utf8");
+fn bool is_uppercase_utf8(char *, isz, isz *) @extern("grapheme_is_uppercase_utf8");
+
+fn isz next_character_break(uint *, isz) @extern("grapheme_next_character_break");
+fn isz next_line_break(uint *, isz) @extern("grapheme_next_line_break");
+fn isz next_sentence_break(uint *, isz) @extern("grapheme_next_sentence_break");
+fn isz next_word_break(uint *, isz) @extern("grapheme_next_word_break");
+
+fn isz next_character_break_utf8(char *, isz) @extern("grapheme_next_character_break_utf8");
+fn isz next_line_break_utf8(char *, isz) @extern("grapheme_next_line_break_utf8");
+fn isz next_sentence_break_utf8(char *, isz) @extern("grapheme_next_sentence_break_utf8");
+fn isz next_word_break_utf8(char *, isz) @extern("grapheme_next_word_break_utf8");
+
+fn isz to_lowercase(uint *, isz, uint *, isz) @extern("grapheme_to_lowercase");
+fn isz to_titlecase(uint *, isz, uint *, isz) @extern("grapheme_to_titlecase");
+fn isz to_uppercase(uint *, isz, uint *, isz) @extern("grapheme_to_uppercase");
+
+fn isz to_lowercase_utf8(char *, isz, char *, isz) @extern("grapheme_to_lowercase_utf8");
+fn isz to_titlecase_utf8(char *, isz, char *, isz) @extern("grapheme_to_titlecase_utf8");
+fn isz to_uppercase_utf8(char *, isz, char *, isz) @extern("grapheme_to_uppercase_utf8");

lib/libgrapheme.c3l/manifest.json

@@ -0,0 +1,9 @@
+{
+  "provides": "grapheme",
+  "targets": {
+    "linux-x64": {
+      "dependencies": [],
+      "linked-libraries": ["grapheme", "c"]
+    }
+  }
+}

lib/libgrapheme.c3l/project.json

@@ -0,0 +1,44 @@
+{
+  // Language version of C3.
+  "langrev": "1",
+  // Warnings used for all targets.
+  "warnings": ["no-unused"],
+  // Directories where C3 library files may be found.
+  "dependency-search-paths": [".."],
+  // Libraries to use for all targets.
+  "dependencies": ["grapheme"],
+  // Authors, optionally with email.
+  "authors": ["Alessandro Mauri <alemauri001@gmail.com"],
+  // Version using semantic versioning.
+  "version": "0.1.0",
+  // Sources compiled for all targets.
+  "sources": [],
+  // C sources if the project also compiles C sources
+  // relative to the project file.
+  // "c-sources": [ "csource/**" ],
+  // Output location, relative to project file.
+  "output": "build",
+  // Architecture and OS target.
+  // You can use 'c3c --list-targets' to list all valid targets.
+  // "target": "windows-x64",
+  "features": [
+    // See rcore.c3
+    //"SUPPORT_INTERNAL_MEMORY_MANAGEMENT",
+    //"SUPPORT_STANDARD_FILEIO",
+    //"SUPPORT_FILE_SYSTEM_FUNCTIONS",
+    //"SUPPORT_DATA_ENCODER",
+    // See text.c3
+    //"SUPPORT_TEXT_CODEPOINTS_MANAGEMENT",
+    //"SUPPORT_TEXT_C_STRING_MANAGEMENT",
+    //"SUPPORT_RANDOM_GENERATION",
+    //"SUPPORT_RAYGUI",
+    //"RAYGUI_NO_ICONS",
+    //"RAYGUI_CUSTOM_ICONS",
+  ],
+  // Global settings.
+  // CPU name, used for optimizations in the LLVM backend.
+  "cpu": "generic",
+  // Optimization: "O0", "O1", "O2", "O3", "O4", "O5", "Os", "Oz".
+  "opt": "O0"
+  // See resources/examples/project_all_settings.json and 'c3c --list-project-properties' to see more properties.
+}

lib/libgrapheme.c3l/thirdparty/libgrapheme

@@ -0,0 +1 @@
+Subproject commit 65b354f0fcb1d925f4340dbb4415ea06e8af2bec