Initial project import

tools/v/vlib/gg/text_rendering.v

@@ -0,0 +1,59 @@
+// Copyright (c) 2019-2024 Alexander Medvednikov. All rights reserved.
+// Use of this source code is governed by an MIT license that can be found in the LICENSE file.
+module gg
+
+pub const align_right = HorizontalAlign.right
+pub const align_left = HorizontalAlign.left
+
+struct FTConfig {
+	font_path             string
+	custom_bold_font_path string
+	scale                 f32 = 1.0
+	font_size             int
+	bytes_normal          []u8
+	bytes_bold            []u8
+	bytes_mono            []u8
+	bytes_italic          []u8
+}
+
+struct StringToRender {
+	x    int
+	y    int
+	text string
+	cfg  TextCfg
+}
+
+@[if debug_font ?]
+fn debug_font_println(s string) {
+	println(s)
+}
+
+@[markused; params]
+pub struct TextCfg {
+pub:
+	color          Color           = black
+	size           int             = 16
+	align          HorizontalAlign = .left
+	vertical_align VerticalAlign   = .top
+	max_width      int
+	family         string
+	bold           bool
+	mono           bool
+	italic         bool
+}
+
+// to_css_string returns a CSS compatible string of the TextCfg `cfg`.
+// For example: `'mono 14px serif'`.
+pub fn (cfg &TextCfg) to_css_string() string {
+	mut font_style := ''
+	if cfg.bold {
+		font_style += 'bold '
+	}
+	if cfg.mono {
+		font_style += 'mono '
+	}
+	if cfg.italic {
+		font_style += 'italic '
+	}
+	return '${font_style} ${cfg.size}px ${cfg.family}'
+}