1 files changed, 118 insertions, 0 deletions
diff --git a/kscurses/ui/style.jai b/kscurses/ui/style.jai
new file mode 100644
index 0000000..4715860
--- /dev/null
+++ b/kscurses/ui/style.jai
@@ -0,0 +1,118 @@
+mode_black_and_white :: #run make_graphics_mode(foreground = .BRIGHT_WHITE, background = .BLACK);
+
+Box_Style :: struct {
+	c, tb, lr, tl, tr, bl, br, tbl, tbr, tlr, blr, tblr : u32;
+	mode_border, mode_space, mode_no_border := mode_black_and_white;
+}
+
+box_style_active :: Box_Style.{
+	c    = #run utf8(" "),
+	tb   = #run utf8("║"),
+	lr   = #run utf8("═"),
+	tl   = #run utf8("╝"),
+	tr   = #run utf8("╚"),
+	bl   = #run utf8("╗"),
+	br   = #run utf8("╔"),
+	tbl  = #run utf8("╣"),
+	tbr  = #run utf8("╠"),
+	tlr  = #run utf8("╩"),
+	blr  = #run utf8("╦"),
+	tblr = #run utf8("╬"),
+	mode_no_border = #run make_graphics_mode(foreground = .BRIGHT_WHITE, background = .BRIGHT_BLACK)
+};
+box_style_passive :: Box_Style.{
+	c    = #run utf8(" "),
+	tb   = #run utf8("│"),
+	lr   = #run utf8("─"),
+	tl   = #run utf8("┘"),
+	tr   = #run utf8("└"),
+	bl   = #run utf8("┐"),
+	br   = #run utf8("┌"),
+	tbl  = #run utf8("┤"),
+	tbr  = #run utf8("├"),
+	tlr  = #run utf8("┴"),
+	blr  = #run utf8("┬"),
+	tblr = #run utf8("┼")
+};
+
+UI_Style :: struct {
+	box : struct {
+		default := box_style_passive;
+		cursor := box_style_active;
+	}
+
+	mode_main := mode_black_and_white;
+
+	text : struct {
+		default := mode_black_and_white;
+		cursor := #run make_graphics_mode(background = .BRIGHT_BLACK);
+		selection := #run make_graphics_mode(background = .YELLOW);
+		cursor_and_selection := #run make_graphics_mode(background = .BRIGHT_YELLOW);
+
+		debug := #run make_graphics_mode(foreground = .BLACK, background = .BRIGHT_GREEN);
+	}
+}
+
+c_box :: (canvas : *Canvas, zone : Ibox2, using box_style : Box_Style, border := true) -> bool {
+	if !inside(ifx border then ivec2.{2, 2} else ivec2.{0, 0}, zone.size) return false;
+	assert(inside(zone, canvas.zone));
+	charset : [9]u32;
+	if border {
+		charset[0], charset[1], charset[2], charset[3], charset[4], charset[5], charset[6], charset[7], charset[8] = br, lr, bl, tb, c, tb, tr, lr, tl;
+	} else {
+		charset[0], charset[1], charset[2], charset[3], charset[4], charset[5], charset[6], charset[7], charset[8] = c, c, c, c, c, c, c, c, c;
+	}
+
+	for y : 0..zone.height-1 {
+		yi := ifx y == 0 then 0 else ifx y == zone.height - 1 then 2 else 1;
+		for x : 0..zone.width-1 {
+			xi := ifx x == 0 then 0 else ifx x == zone.width - 1 then 2 else 1;
+			i := yi * 3 + xi;
+			c_putchar(canvas, .{code = charset[i], mode = mode_border}, zone.corner + ivec2.{xx x, xx y});
+		}
+	}
+	return true;
+}
+
+b_box :: (builder : *String_Builder, zone : Ibox2, using charset := box_style_passive, mode := Graphics_Mode.{}, clear_center := true, border := true) {
+	//assert(inside(zone, terminal_state.size));
+
+	charset : [9]u32;
+	if border {
+		charset = .[br, lr, bl, tb, c, tb, tr, lr, tl];
+	} else {
+		charset = .[c, c, c, c, c, c, c, c, c];
+	}
+
+	b_move_cursor(builder, zone.corner);
+	b_mode_set(builder, mode);
+
+	for y : 0..zone.height-1 {
+		yi := ifx y == 0 then 0 else ifx y == zone.height - 1 then 2 else 1;
+		b_move_cursor(builder, .{zone.corner.x, zone.corner.y + y});
+
+		if !clear_center && yi == 1 {
+			b_putchar(builder, charset[3]);
+			b_move_cursor(builder, .{zone.corner.x + zone.width - 1, zone.corner.y + y});
+			b_putchar(builder, charset[5]);
+		} else {
+			for x : 0..zone.width-1 {
+				xi := ifx x == 0 then 0 else ifx x == zone.width - 1 then 2 else 1;
+				i := yi * 3 + xi;
+				b_putchar(builder, charset[i]);
+			}			
+		}
+
+	}
+}
+t_box :: (zone : Ibox2, charset := box_style_passive, clear_center := false) -> string {
+	builder := String_Builder.{allocator=temp};
+	b_box(*builder, zone, charset, make_graphics_mode(), clear_center);
+	return builder_to_string(*builder, temp); 
+}
+ks_box :: (zone : Ibox2, charset := box_style_passive, clear_center := false) {
+	ks_write(t_box(zone, charset, clear_center));
+}
+
+
+