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feat: improve rendering

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CJ van den Berg 2024-02-21 16:35:42 +01:00
parent 00f843c54f
commit 01984d21fe
1 changed files with 31 additions and 13 deletions
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44
src/main.zig
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@ -96,8 +96,7 @@ fn unknown_file_type(name: []const u8) noreturn {
fn render_file(a: std.mem.Allocator, writer: anytype, content: []const u8, file_path: []const u8, theme: *const Theme, show: bool) !void {
const parser = get_parser(a, content, file_path);
if (show)
std.io.getStdOut().writer().print("File type: {s}\n", .{parser.file_type.name}) catch {};
if (show) try render_file_type(writer, parser.file_type, theme);
const Ctx = struct {
writer: @TypeOf(writer),
@ -113,16 +112,15 @@ fn render_file(a: std.mem.Allocator, writer: anytype, content: []const u8, file_
}
if (range.start_byte < ctx.last_pos) return;
const style_ = style_cache_lookup(ctx.theme, scope, id);
const style = if (style_) |sty| sty.style else {
const plain: Theme.Style = Theme.Style{ .fg = ctx.theme.editor.fg };
if (style_cache_lookup(ctx.theme, scope, id)) |token| {
set_ansi_style(ctx.writer, token.style, plain) catch return error.Stop;
ctx.writer.writeAll(ctx.content[range.start_byte..range.end_byte]) catch return error.Stop;
ctx.last_pos = range.end_byte;
return;
};
set_ansi_style(ctx.writer, style) catch return error.Stop;
ctx.writer.writeAll(ctx.content[range.start_byte..range.end_byte]) catch return error.Stop;
set_ansi_style(ctx.writer, plain, plain) catch return error.Stop;
} else {
ctx.writer.writeAll(ctx.content[range.start_byte..range.end_byte]) catch return error.Stop;
}
ctx.last_pos = range.end_byte;
set_ansi_style(ctx.writer, Theme.Style{}) catch return error.Stop;
}
};
var ctx: Ctx = .{ .writer = writer, .content = content, .theme = theme };
@ -230,10 +228,10 @@ fn list_themes(writer: anytype) !void {
}
}
fn set_ansi_style(writer: anytype, style: Theme.Style) !void {
fn set_ansi_style(writer: anytype, style: Theme.Style, fallback: Theme.Style) !void {
const ansi_style = .{
.foreground = if (style.fg) |color| to_rgb_color(color) else .Default,
.background = if (style.bg) |color| to_rgb_color(color) else .Default,
.foreground = if (style.fg) |color| to_rgb_color(color) else if (fallback.fg) |color| to_rgb_color(color) else .Default,
.background = if (style.bg) |color| to_rgb_color(color) else if (fallback.bg) |color| to_rgb_color(color) else .Default,
.font_style = switch (style.fs orelse .normal) {
.normal => term.style.FontStyle{},
.bold => term.style.FontStyle.bold,
@ -258,3 +256,23 @@ fn list_langs(writer: anytype) !void {
try writer.writeAll("\n");
}
}
fn render_file_type(writer: anytype, file_type: *const syntax.FileType, theme: *const Theme) !void {
const style = theme.editor_selection;
const reversed = Theme.Style{ .fg = theme.editor_selection.bg };
const plain: Theme.Style = Theme.Style{ .fg = theme.editor.fg };
try set_ansi_style(writer, reversed, plain);
try writer.writeAll("");
try set_ansi_style(writer, .{
.fg = if (file_type.color == 0xFFFFFF or file_type.color == 0x000000) style.fg else file_type.color,
.bg = style.bg,
}, plain);
try writer.writeAll(file_type.icon);
try writer.writeAll(" ");
try set_ansi_style(writer, style, plain);
try writer.writeAll(file_type.name);
try set_ansi_style(writer, reversed, plain);
try writer.writeAll("");
try set_ansi_style(writer, plain, plain);
try writer.writeAll("\n");
}