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/*
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 "auxiliary/functions.h"
#include "core/core.h"
#include "client/chat.h"
#include "client/console.h"
#include "client/keyboard.h"
#include "client/video.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;
//--- public ------------------------------------------------------
void init()
{
// add engine functions
history.clear();
history.push_back("");
history_pos = history.rbegin();
input_pos = 0;
}
void shutdown()
{
history.clear();
input_pos = 0;
}
bool visible()
{
return chat_visible;
}
void draw()
{
using namespace render;
if (console()->visible() || !visible())
return;
size_t width = (size_t) (video::width / Text::fontwidth()) - 8;
float y = video::height*8/10;
Text::draw(4, y, "^BSay^F:^B ");
std::string firstpart((*history_pos).substr(0, input_pos));
size_t draw_width = 0;
const char *c = firstpart.c_str();
while (*c) {
if (aux::is_color_code(c)) {
c++;
} else {
draw_width++;
}
c++;
}
c = firstpart.c_str();
while (*c && draw_width > width - 2) {
if (aux::is_color_code(c)) {
c++;
Text::setcolor(*c);
} else {
draw_width--;
}
c++;
}
if (*c) {
Text::draw(4+5*Text::fontwidth(), y, c);
}
if (input_pos < (*history_pos).size()) {
// FIXME limit to width
if (input_pos > 1 && aux::is_color_code((*history_pos).c_str() + input_pos -1)) {
Text::setcolor((*history_pos)[input_pos]);
}
c = (*history_pos).c_str() + input_pos;
Text::draw(4+Text::fontwidth()*(draw_width+5), y, c);
}
// draw cursor
if ((core::application()->time() - ::floorf(core::application()->time())) < 0.5f) {
std::string cursor("^B_");
Text::draw(4+Text::fontwidth()*(draw_width+5), y , cursor);
}
}
void toggle()
{
chat_visible = !chat_visible;
if (chat_visible) {
input_pos = 0;
history_pos = history.rbegin();
(*history_pos).clear();
}
setkeyboardmode(console()->visible() || (core::application()->connected() && chat::visible()));
}
void keypressed(unsigned int key)
{
std::deque<std::string>::reverse_iterator upit;
switch( key ) {
case SDLK_ESCAPE:
toggle();
break;
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();
}
if ((*history_pos).c_str()[0] == '/' || (*history_pos).c_str()[0] == '\\') {
core::cmd() << &(*history_pos).c_str()[1] << std::endl;
} else {
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_DELETE:
if ((*history_pos).size() && input_pos < (*history_pos).size()) {
(*history_pos).erase(input_pos, 1);
}
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;
}
}
}
}
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