menu/texture: implement GlDelayedAllocation interface

Textures are now initialized during their first use, destroyed after
their last used and could be use with the Activator.

1 files changed, 28 insertions, 6 deletions

diff --git a/src/menu/texture.cpp b/src/menu/texture.cpp
index bae6dc2c..4ad0c39e 100644
--- a/src/menu/texture.cpp
+++ b/src/menu/texture.cpp
@@ -29,13 +29,24 @@ namespace usdx
 	log4cpp::Category&  Texture::log =
 		log4cpp::Category::getInstance("usdx.base.texture");
 
+	const GLfloat Texture::default_vertices[] = { 0.0f, 1.0f,
+												  1.0f, 1.0f,
+												  1.0f, 0.0f,
+												  0.0f, 0.0f };
+
 	Texture::Texture(boost::filesystem::wpath filename) :
 		filename(filename), texture(0), size(0, 0), rotation(0)
 	{
-		Image image(filename);
+	}
 
-		size.set_width(image.get_surface()->w);
-		size.set_height(image.get_surface()->h);
+	Texture::~Texture()
+	{
+	}
+
+	void Texture::gl_initialize()
+	{
+		Image image(filename);
+		size = image.get_size();
 
 		// // Check that the image dimensions are a power of 2
 		// if ((image.get_surface()->w & (image.get_surface()->w - 1)) != 0 ) {
@@ -98,15 +109,26 @@ namespace usdx
 			     image.get_surface()->pixels);
 	}
 
-	Texture::~Texture()
+	void Texture::gl_cleanup()
 	{
 		if (glIsTexture(texture)) {
 			glDeleteTextures(1, &texture);
 		}
 	}
 
-	GLuint Texture::get_texture(void) const
+	void Texture::enable(void)
+	{
+		GlDelayedAllocation::enable();
+
+		glEnable(GL_TEXTURE_2D);
+		glBindTexture(GL_TEXTURE_2D, texture);
+
+	}
+
+	void Texture::disable(void)
 	{
-		return texture;
+		GlDelayedAllocation::disable();
+
+		glDisable(GL_TEXTURE_2D);
 	}
 };