client chatbox and message notifications

1 files changed, 172 insertions, 0 deletions

diff --git a/src/client/chat.cc b/src/client/chat.cc
new file mode 100644
index 0000000..4e7416f
--- /dev/null
+++ b/src/client/chat.cc
@@ -0,0 +1,172 @@
+/*
+   client/chat.cc
+   This file is part of the Osirion project and is distributed under 
+   the terms and conditions of the GNU General Public License version 2 
+*/
+
+#include "core/core.h"
+#include "client/chat.h"
+#include "client/console.h"
+#include "client/keyboard.h"
+#include "render/render.h"
+
+namespace client {
+
+namespace chat {
+
+// input history
+std::deque<std::string> history;
+std::deque<std::string>::reverse_iterator history_pos;
+size_t input_pos = 0;
+
+// chatbox visibility
+bool chat_visible = false;
+
+//--- engine functions --------------------------------------------
+
+void func_con_chat(std::string const &args)
+{
+	std::istringstream argstream(args);
+	int i;
+
+	if (argstream >> i) {
+		if (i) chat_visible = true; else chat_visible = false;
+	} else
+		chat_visible = !chat_visible;
+}
+
+//--- public ------------------------------------------------------
+
+void init()
+{
+	// add engine functions
+	core::Func::add("con_chat", (core::FuncPtr) func_con_chat);
+	
+	history.clear();
+	history.push_back("");
+	history_pos = history.rbegin();
+	input_pos = 0;
+
+}
+
+void shutdown()
+{
+	// remove engine functions
+	core::Func::remove("con_chat");
+	
+	history.clear();
+	input_pos = 0;
+}
+
+
+bool visible()
+{
+	return chat_visible;
+}
+
+void draw()
+{
+	using namespace render;
+
+	if (console::visible() || !visible())
+		return;
+	
+	// draw the console input	
+	gl::enable(GL_TEXTURE_2D);
+	gl::color(0.0f, 1.0f, 0.0f, 1.0f);
+	draw_text(CHARWIDTH , 4 + CHARHEIGHT * (MAXNOTIFYLINES+1), "Say:");
+	
+	gl::color(1.0f, 1.0f, 1.0f, 1.0f);
+	draw_text(CHARWIDTH*6, 4 + CHARHEIGHT * (MAXNOTIFYLINES+1), (*history_pos));
+
+	// draw cursor
+	if ((core::application()->time() - ::floorf(core::application()->time())) < 0.5f) {
+		std::string cursor("_");
+		draw_text(CHARWIDTH*(input_pos+6), 4 + CHARHEIGHT * (MAXNOTIFYLINES+1)  , cursor);
+	}
+	gl::disable(GL_TEXTURE_2D);
+}
+
+void toggle()
+{
+	chat_visible = !chat_visible;
+	if (chat_visible) {
+		input_pos = 0;
+		history_pos = history.rbegin();
+		(*history_pos).clear();	
+	}
+}
+
+void keypressed(int key)
+{
+	std::deque<std::string>::reverse_iterator upit;
+
+	switch( key ) {
+	case SDLK_TAB:
+		core::CommandBuffer::complete( (*history_pos), input_pos);
+		break;
+	case SDLK_RETURN:
+		if ((*history_pos).size()) {
+			// store input into history
+			while (history.size() >= MAXHISTOLINES) {
+				history.pop_front();
+			}
+
+			core::cmd() << "say " << (*history_pos) << std::endl;
+			(*history.rbegin()) = (*history_pos);
+
+			history.push_back("");
+			history_pos = history.rbegin();
+			input_pos = 0;
+		}
+		toggle();
+		break;
+	case SDLK_UP:
+		upit = history_pos;
+		++upit;
+		if (upit != history.rend()) {
+			history_pos = upit;
+			input_pos = (*history_pos).size();
+		}
+		break;
+	case SDLK_DOWN:
+		if (history_pos != history.rbegin()) {
+			--history_pos;
+			input_pos = (*history_pos).size();
+		}
+		break;
+	case SDLK_HOME:
+		input_pos = 0;
+		break;
+	case SDLK_END:		
+		input_pos = (*history_pos).size();
+		break;
+	case SDLK_LEFT:
+		if (input_pos > 0)
+			input_pos--;
+		break;
+	case SDLK_RIGHT:
+		if (input_pos < (*history_pos).size())
+			input_pos++;
+		break;
+	case SDLK_BACKSPACE:
+		if ((*history_pos).size() && input_pos) {
+			(*history_pos).erase(input_pos-1, 1);
+			input_pos--;
+		}
+		break;
+	default:
+		if ((key >= 32 ) && (key <175)) {
+			if (input_pos == (*history_pos).size())
+				(*history_pos) += (char)key;
+			else
+				(*history_pos).insert(input_pos, 1, (char)key);
+			input_pos++;
+		}
+		break;
+	}
+}
+
+}
+
+}