From 97fca172fd51270cebd5b722f861a6c753bd4d2a Mon Sep 17 00:00:00 2001
From: Stijn Buys <ingar@osirion.org>
Date: Sun, 12 Oct 2008 17:51:55 +0000
Subject: inputbox respects text width

---
 src/ui/input.cc | 26 ++++++++++++++++++--------
 1 file changed, 18 insertions(+), 8 deletions(-)

(limited to 'src')

diff --git a/src/ui/input.cc b/src/ui/input.cc
index 0c4ea32..5e000d2 100644
--- a/src/ui/input.cc
+++ b/src/ui/input.cc
@@ -52,11 +52,11 @@ void Input::draw()
 	draw_background();
 	draw_border();
 	
-	using namespace render;
 	size_t text_width = (size_t) width() / font()->width();
 	math::Vector2f v(global_location());
 	paint::color(palette()->foreground());
 	
+	// draw the part before the cursor
 	std::string firstpart(input_text.substr(0, input_pos));
 	size_t draw_width = 0;
 	const char *c = firstpart.c_str();
@@ -74,14 +74,13 @@ void Input::draw()
 	while (*c && draw_width > text_width - 2) {
 		if (aux::is_color_code(c)) {
 			c++;
-			Text::setcolor(*c);
+			render::Text::setcolor(*c);
 		} else {
 			draw_width--;
 		}
 		c++;
 	}
 	
-	// draw the part before the cursor
 	if (*c) {
 		paint::text(v, size(), font(), std::string(c), AlignLeft | AlignVCenter);
 	}
@@ -89,15 +88,26 @@ void Input::draw()
 	// draw the part behind the cursor
 	v.x += draw_width * font()->width();
 	if (input_pos < input_text.size()) {
-		// FIXME limit to width
 		if (input_pos > 1 && aux::is_color_code(input_text.c_str() + input_pos -1)) {
-			Text::setcolor(input_text[input_pos]);
+			render::Text::setcolor(input_text[input_pos]);
 		}
-		c = input_text.c_str() + input_pos;
-		paint::text(v, size(), font(), std::string(c), AlignLeft | AlignVCenter);
+		// limit to width
+		std::string secondpart;
+		c = &input_text.c_str()[input_pos];
+		while (*c && (draw_width <= (text_width - 2))) {
+			if (aux::is_color_code(c)) {
+				c++;
+			} else {
+				draw_width++;
+				secondpart += *c;
+			}
+			c++;
+		}
+
+		paint::text(v, size(), font(), secondpart, AlignLeft | AlignVCenter);
 	}
 	
-	// draw cursor
+	// draw the cursor
 	if (has_input_focus() && (core::application()->time() - ::floorf(core::application()->time())) < 0.5f) {
 		std::string cursor("^B");
 		cursor += (char) 11;
-- 
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