From 02fcd22d8cde355aa898a8c6bb4773d9434b8e9a Mon Sep 17 00:00:00 2001
From: Stijn Buys <ingar@osirion.org>
Date: Fri, 10 Oct 2008 16:41:38 +0000
Subject: adds KeyPress, DevInfo and Stats widgets

---
 src/ui/paint.cc | 73 +++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 73 insertions(+)

(limited to 'src/ui/paint.cc')

diff --git a/src/ui/paint.cc b/src/ui/paint.cc
index 935cf92..ce5a5c2 100644
--- a/src/ui/paint.cc
+++ b/src/ui/paint.cc
@@ -93,6 +93,79 @@ void text_centered(math::Vector2f const &location, math::Vector2f const &size, s
 	disable(GL_TEXTURE_2D);
 }
 
+void text(math::Vector2f const &location, Font const *font,  std::stringstream & textstream)
+{
+	using namespace render::gl;
+	render::Text::setfont(font->name().c_str(), font->width(), font->height());
+
+	// enable OpenGL textures
+	enable(GL_TEXTURE_2D);
+
+	render::Text::draw(location.x, location.y, textstream);
+
+	// disable texturing
+	disable(GL_TEXTURE_2D);
+}
+
+void text(math::Vector2f const &location, math::Vector2f const &size,
+		Font const *font,
+		std::string const &text, 
+		unsigned int align)
+{
+	unsigned int align_horizontal = (align & 0x000F);
+	if (!align_horizontal)
+		align_horizontal = AlignLeft;
+
+	unsigned int align_vertical = (align & 0x00F0);
+	if (!align_vertical)
+		align_vertical = AlignTop;
+
+	// apply text font
+	using namespace render::gl;
+	render::Text::setfont(font->name().c_str(), font->width(), font->height());
+
+	// enable OpenGL textures
+	enable(GL_TEXTURE_2D);
+
+	// determine the width and height of the text
+	// FIXME support multiline text
+	float text_height = 1.0f * font->height();
+	float text_width = (float) aux::text_strip(text).size() * font->width();
+
+	// calculate drawing position
+	math::Vector2f v(location);
+
+	switch(align_horizontal) {
+		case AlignLeft:
+			v.x += font->width();
+			break;
+		case AlignHCenter:
+			v.x += (size.x - text_width) / 2.0f;
+			break;
+		case AlignRight:
+			v.x += size.x - text_width - font->width();
+			break;
+	}
+	
+	switch(align_vertical) {
+		case AlignTop:
+			v.y += font->height()*0.5f;
+			break;
+		case AlignVCenter:
+			v.y += (size.y - text_height) / 2.0f;
+			break;
+		case AlignBottom:
+			v.y += size.y - text_height - font->height()*0.5f;
+			break;
+	}
+
+	render::Text::draw(v.x, v.y, text);
+
+	// disable texturing
+	disable(GL_TEXTURE_2D);
+
+}
+
 }
 
 }
-- 
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