#include <config.h>
#include <iostream>
+#include <math.h>
+#include <SDL_timer.h>
+#include <SDL_keyboard.h>
#include "console.hpp"
#include "video/drawing_context.hpp"
#include "video/surface.hpp"
#include "main.hpp"
#include "log.hpp"
#include "resources.hpp"
+#include "gameconfig.hpp"
/// speed (pixels/s) the console closes
static const float FADE_SPEED = 1;
Console::Console()
- : history_position(history.end()), vm(NULL), backgroundOffset(0),
+ : history_position(history.end()), vm(NULL), backgroundOffset(0),
height(0), alpha(1.0), offset(0), focused(false), stayOpen(0) {
fontheight = 8;
}
-Console::~Console()
+Console::~Console()
{
if(vm != NULL) {
sq_release(Scripting::global_vm, &vm_object);
void
Console::init_graphics()
{
- font.reset(new Font("images/engine/fonts/white-small.png",
- "images/engine/fonts/shadow-small.png", 8, 9, 1));
+ font.reset(new Font(Font::FIXED,
+ "images/engine/fonts/andale12.png",
+ "images/engine/fonts/andale12-shadow.png", 7, 14, 1));
fontheight = font->get_height();
background.reset(new Surface("images/engine/console.png"));
background2.reset(new Surface("images/engine/console2.png"));
}
-void
-Console::flush(ConsoleStreamBuffer* buffer)
+void
+Console::flush(ConsoleStreamBuffer* buffer)
{
if (buffer == &outputBuffer) {
std::string s = outputBuffer.str();
outputBuffer.str(std::string());
}
}
- if (buffer == &inputBuffer) {
- std::string s = inputBuffer.str();
- if ((s.length() > 0) && ((s[s.length()-1] == '\n') || (s[s.length()-1] == '\r'))) {
- while ((s[s.length()-1] == '\n') || (s[s.length()-1] == '\r')) s.erase(s.length()-1);
- addLines("> "+s);
- parse(s);
- inputBuffer.str(std::string());
- }
- }
}
void
throw Scripting::SquirrelError(vm, "Couldn't get vm object for console");
sq_addref(vm, &vm_object);
sq_pop(vm, 1);
-
+
// create new roottable for thread
sq_newtable(new_vm);
sq_pushroottable(new_vm);
sq_setroottable(new_vm);
vm = new_vm;
-
+
try {
std::string filename = "scripts/console.nut";
IFileStream stream(filename);
{
using namespace Scripting;
- ready_vm();
+ ready_vm();
- SQInteger oldtop = sq_gettop(vm);
+ SQInteger oldtop = sq_gettop(vm);
try {
if(SQ_FAILED(sq_compilebuffer(vm, command.c_str(), command.length(),
"", SQTrue)))
throw SquirrelError(vm, "Couldn't compile command");
- sq_pushroottable(vm);
+ sq_pushroottable(vm);
if(SQ_FAILED(sq_call(vm, 1, SQTrue, SQTrue)))
throw SquirrelError(vm, "Problem while executing command");
}
}
+void
+Console::input(char c)
+{
+ inputBuffer.insert(inputBufferPosition, 1, c);
+ inputBufferPosition++;
+}
+
void
Console::backspace()
{
- std::string s = inputBuffer.str();
- if (s.length() > 0) {
- s.erase(s.length()-1);
- inputBuffer.str(s);
- inputBuffer.pubseekoff(0, std::ios_base::end, std::ios_base::out);
+ if ((inputBufferPosition > 0) && (inputBuffer.length() > 0)) {
+ inputBuffer.erase(inputBufferPosition-1, 1);
+ inputBufferPosition--;
}
}
void
+Console::eraseChar()
+{
+ if (inputBufferPosition < (int)inputBuffer.length()) {
+ inputBuffer.erase(inputBufferPosition, 1);
+ }
+}
+
+void
+Console::enter()
+{
+ addLines("> "+inputBuffer);
+ parse(inputBuffer);
+ inputBuffer = "";
+ inputBufferPosition = 0;
+}
+
+void
Console::scroll(int numLines)
{
offset += numLines;
offset++;
}
if (history_position == history.end()) {
- inputBuffer.str(std::string());
+ inputBuffer = "";
+ inputBufferPosition = 0;
} else {
- inputBuffer.str(*history_position);
- inputBuffer.pubseekoff(0, std::ios_base::end, std::ios_base::out);
+ inputBuffer = *history_position;
+ inputBufferPosition = inputBuffer.length();
+ }
+}
+
+void
+Console::move_cursor(int offset)
+{
+ if (offset == -65535) inputBufferPosition = 0;
+ if (offset == +65535) inputBufferPosition = inputBuffer.length();
+ inputBufferPosition+=offset;
+ if (inputBufferPosition < 0) inputBufferPosition = 0;
+ if (inputBufferPosition > (int)inputBuffer.length()) inputBufferPosition = inputBuffer.length();
+}
+
+// Helper functions for Console::autocomplete
+// TODO: Fix rough documentation
+namespace {
+
+void sq_insert_commands(std::list<std::string>& cmds, HSQUIRRELVM vm, std::string table_prefix, std::string search_prefix);
+
+/**
+ * Acts upon key,value on top of stack:
+ * Appends key (plus type-dependent suffix) to cmds if table_prefix+key starts with search_prefix;
+ * Calls sq_insert_commands if search_prefix starts with table_prefix+key (and value is a table/class/instance);
+ */
+void
+sq_insert_command(std::list<std::string>& cmds, HSQUIRRELVM vm, std::string table_prefix, std::string search_prefix)
+{
+ const SQChar* key_chars;
+ if (SQ_FAILED(sq_getstring(vm, -2, &key_chars))) return;
+ std::string key_string = table_prefix + key_chars;
+
+ switch (sq_gettype(vm, -1)) {
+ case OT_INSTANCE:
+ key_string+=".";
+ if (search_prefix.substr(0, key_string.length()) == key_string) {
+ sq_getclass(vm, -1);
+ sq_insert_commands(cmds, vm, key_string, search_prefix);
+ sq_pop(vm, 1);
+ }
+ break;
+ case OT_TABLE:
+ case OT_CLASS:
+ key_string+=".";
+ if (search_prefix.substr(0, key_string.length()) == key_string) {
+ sq_insert_commands(cmds, vm, key_string, search_prefix);
+ }
+ break;
+ case OT_CLOSURE:
+ case OT_NATIVECLOSURE:
+ key_string+="()";
+ break;
+ default:
+ break;
+ }
+
+ if (key_string.substr(0, search_prefix.length()) == search_prefix) {
+ cmds.push_back(key_string);
}
+
}
+/**
+ * calls sq_insert_command for all entries of table/class on top of stack
+ */
+void
+sq_insert_commands(std::list<std::string>& cmds, HSQUIRRELVM vm, std::string table_prefix, std::string search_prefix)
+{
+ sq_pushnull(vm); // push iterator
+ while (SQ_SUCCEEDED(sq_next(vm,-2))) {
+ sq_insert_command(cmds, vm, table_prefix, search_prefix);
+ sq_pop(vm, 2); // pop key, val
+ }
+ sq_pop(vm, 1); // pop iterator
+}
+
+
+}
+// End of Console::autocomplete helper functions
+
void
Console::autocomplete()
{
- std::string cmdPart = inputBuffer.str();
- addLines("> "+cmdPart);
-
- std::string cmdList = "";
- int cmdListLen = 0;
-
- // append all known CCRs to cmdList
- for (std::map<std::string, std::list<ConsoleCommandReceiver*> >::iterator i = commands.begin(); i != commands.end(); i++) {
- std::string cmdKnown = i->first;
- if (cmdKnown.substr(0, cmdPart.length()) == cmdPart) {
- if (cmdListLen > 0) cmdList = cmdList + ", ";
- cmdList = cmdList + cmdKnown;
- cmdListLen++;
- }
+ //int autocompleteFrom = inputBuffer.find_last_of(" ();+", inputBufferPosition);
+ int autocompleteFrom = inputBuffer.find_last_not_of("ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789_->.", inputBufferPosition);
+ if (autocompleteFrom != (int)std::string::npos) {
+ autocompleteFrom += 1;
+ } else {
+ autocompleteFrom = 0;
}
+ std::string prefix = inputBuffer.substr(autocompleteFrom, inputBufferPosition - autocompleteFrom);
+ addLines("> "+prefix);
+
+ std::list<std::string> cmds;
ready_vm();
- // append all keys of the current root table to cmdList
+ // append all keys of the current root table to list
sq_pushroottable(vm); // push root table
while(true) {
- sq_pushnull(vm); // push null
- while (SQ_SUCCEEDED(sq_next(vm,-2))) {
- const SQChar* s;
- if(SQ_SUCCEEDED(sq_getstring(vm, -2, &s))) {
- std::string cmdKnown = s;
- if (cmdKnown.substr(0, cmdPart.length()) == cmdPart) {
- if (cmdListLen > 0) cmdList = cmdList + ", ";
- cmdList = cmdList + cmdKnown;
- cmdListLen++;
- }
- }
+ // check all keys (and their children) for matches
+ sq_insert_commands(cmds, vm, "", prefix);
- sq_pop(vm, 2); // pop key, val
- }
-
// cycle through parent(delegate) table
- sq_pop(vm, 1); // pop iterator
SQInteger oldtop = sq_gettop(vm);
if(SQ_FAILED(sq_getdelegate(vm, -1)) || oldtop == sq_gettop(vm)) {
break;
sq_pop(vm, 1); // remove table
// depending on number of hits, show matches or autocomplete
- if (cmdListLen == 0) addLines("No known command starts with \""+cmdPart+"\"");
- if (cmdListLen == 1) {
- inputBuffer.str(cmdList);
- inputBuffer.pubseekoff(0, std::ios_base::end, std::ios_base::out);
+ if (cmds.size() == 0) addLines("No known command starts with \""+prefix+"\"");
+ if (cmds.size() == 1) {
+ // one match: just replace input buffer with full command
+ std::string replaceWith = cmds.front();
+ inputBuffer.replace(autocompleteFrom, prefix.length(), replaceWith);
+ inputBufferPosition += (replaceWith.length() - prefix.length());
+ }
+ if (cmds.size() > 1) {
+ // multiple matches: show all matches and set input buffer to longest common prefix
+ std::string commonPrefix = cmds.front();
+ while (cmds.begin() != cmds.end()) {
+ std::string cmd = cmds.front();
+ cmds.pop_front();
+ addLines(cmd);
+ for (int n = commonPrefix.length(); n >= 1; n--) {
+ if (cmd.compare(0, n, commonPrefix) != 0) commonPrefix.resize(n-1); else break;
+ }
+ }
+ std::string replaceWith = commonPrefix;
+ inputBuffer.replace(autocompleteFrom, prefix.length(), replaceWith);
+ inputBufferPosition += (replaceWith.length() - prefix.length());
}
- if (cmdListLen > 1) addLines(cmdList);
}
-void
-Console::addLines(std::string s)
+void
+Console::addLines(std::string s)
{
std::istringstream iss(s);
std::string line;
while (std::getline(iss, line, '\n')) addLine(line);
}
-void
-Console::addLine(std::string s)
+void
+Console::addLine(std::string s)
{
// output line to stderr
std::cerr << s << std::endl;
// wrap long lines
std::string overflow;
+ unsigned int line_count = 0;
do {
lines.push_front(Font::wrap_to_chars(s, 99, &overflow));
+ line_count++;
s = overflow;
} while (s.length() > 0);
// trim scrollback buffer
while (lines.size() >= 1000)
lines.pop_back();
-
+
// increase console height if necessary
if (height < 64) {
if(height < 4)
height = 4;
- height += fontheight;
+ height += fontheight * line_count;
}
// reset console to full opacity
}
void
-Console::parse(std::string s)
+Console::parse(std::string s)
{
// make sure we actually have something to parse
if (s.length() == 0) return;
// ignore if it's an internal command
if (consoleCommand(command,args)) return;
- // look up registered ccr
- std::map<std::string, std::list<ConsoleCommandReceiver*> >::iterator i = commands.find(command);
- if ((i == commands.end()) || (i->second.size() == 0)) {
- try {
- execute_script(s);
- } catch(std::exception& e) {
- addLines(e.what());
- }
- return;
+ try {
+ execute_script(s);
+ } catch(std::exception& e) {
+ addLines(e.what());
}
- // send command to the most recently registered ccr
- ConsoleCommandReceiver* ccr = i->second.front();
- if (ccr->consoleCommand(command, args) != true) log_warning << "Sent command to registered ccr, but command was unhandled" << std::endl;
}
bool
-Console::consoleCommand(std::string command, std::vector<std::string> arguments)
+Console::consoleCommand(std::string /*command*/, std::vector<std::string> /*arguments*/)
{
- if (command == "ccrs") {
- if (arguments.size() != 1) {
- log_info << "Usage: ccrs <command>" << std::endl;
- return true;
- }
- std::map<std::string, std::list<ConsoleCommandReceiver*> >::iterator i = commands.find(arguments[0]);
- if ((i == commands.end()) || (i->second.size() == 0)) {
- log_info << "unknown command: \"" << arguments[0] << "\"" << std::endl;
- return true;
- }
-
- std::ostringstream ccr_list;
- std::list<ConsoleCommandReceiver*> &ccrs = i->second;
- std::list<ConsoleCommandReceiver*>::iterator j;
- for (j = ccrs.begin(); j != ccrs.end(); j++) {
- if (j != ccrs.begin()) ccr_list << ", ";
- ccr_list << "[" << *j << "]";
- }
-
- log_info << "registered ccrs for \"" << arguments[0] << "\": " << ccr_list.str() << std::endl;
- return true;
- }
-
return false;
}
bool
-Console::hasFocus()
+Console::hasFocus()
{
return focused;
}
void
Console::show()
{
+ if(!config->console_enabled)
+ return;
+
focused = true;
height = 256;
alpha = 1.0;
+ SDL_EnableKeyRepeat(SDL_DEFAULT_REPEAT_DELAY, SDL_DEFAULT_REPEAT_INTERVAL);
}
-void
+void
Console::hide()
{
focused = false;
stayOpen = 0;
// clear input buffer
- inputBuffer.str(std::string());
+ inputBuffer = "";
+ inputBufferPosition = 0;
+ SDL_EnableKeyRepeat(0, SDL_DEFAULT_REPEAT_INTERVAL);
}
-void
+void
Console::toggle()
{
if (Console::hasFocus()) {
- Console::hide();
- }
- else {
+ Console::hide();
+ }
+ else {
Console::show();
}
}
}
}
-void
+void
Console::draw(DrawingContext& context)
{
if (height == 0)
context.set_alpha(alpha);
context.draw_surface(background2.get(), Vector(SCREEN_WIDTH/2 - background->get_width()/2 - background->get_width() + backgroundOffset, height - background->get_height()), layer);
context.draw_surface(background2.get(), Vector(SCREEN_WIDTH/2 - background->get_width()/2 + backgroundOffset, height - background->get_height()), layer);
- context.draw_surface(background.get(), Vector(SCREEN_WIDTH/2 - background->get_width()/2, height - background->get_height()), layer);
+ for (int x = (SCREEN_WIDTH/2 - background->get_width()/2 - (static_cast<int>(ceilf((float)SCREEN_WIDTH / (float)background->get_width()) - 1) * background->get_width())); x < SCREEN_WIDTH; x+=background->get_width()) {
+ context.draw_surface(background.get(), Vector(x, height - background->get_height()), layer);
+ }
backgroundOffset+=10;
if (backgroundOffset > (int)background->get_width()) backgroundOffset -= (int)background->get_width();
if (focused) {
lineNo++;
- float py = height-4-1*9;
- context.draw_text(font.get(), "> "+inputBuffer.str()+"_", Vector(4, py), LEFT_ALLIGN, layer);
+ float py = height-4-1 * font->get_height();
+ context.draw_text(font.get(), "> "+inputBuffer, Vector(4, py), ALIGN_LEFT, layer);
+ if (SDL_GetTicks() % 1000 < 750) {
+ int cursor_px = 2 + inputBufferPosition;
+ context.draw_text(font.get(), "_", Vector(4 + (cursor_px * font->get_text_width("X")), py), ALIGN_LEFT, layer);
+ }
}
int skipLines = -offset;
for (std::list<std::string>::iterator i = lines.begin(); i != lines.end(); i++) {
if (skipLines-- > 0) continue;
lineNo++;
- float py = height-4-lineNo*9;
- if (py < -9) break;
- context.draw_text(font.get(), *i, Vector(4, py), LEFT_ALLIGN, layer);
+ float py = height - 4 - lineNo*font->get_height();
+ if (py < -font->get_height()) break;
+ context.draw_text(font.get(), *i, Vector(4, py), ALIGN_LEFT, layer);
}
-
context.pop_transform();
}
-void
-Console::registerCommand(std::string command, ConsoleCommandReceiver* ccr)
-{
- commands[command].push_front(ccr);
-}
-
-void
-Console::unregisterCommand(std::string command, ConsoleCommandReceiver* ccr)
-{
- std::map<std::string, std::list<ConsoleCommandReceiver*> >::iterator i = commands.find(command);
- if ((i == commands.end()) || (i->second.size() == 0)) {
- log_warning << "Command \"" << command << "\" not associated with a command receiver. Not dissociated." << std::endl;
- return;
- }
- std::list<ConsoleCommandReceiver*>::iterator j = find(i->second.begin(), i->second.end(), ccr);
- if (j == i->second.end()) {
- log_warning << "Command \"" << command << "\" not associated with given command receiver. Not dissociated." << std::endl;
- return;
- }
- i->second.erase(j);
-}
-
-void
-Console::unregisterCommands(ConsoleCommandReceiver* ccr)
-{
- for (std::map<std::string, std::list<ConsoleCommandReceiver*> >::iterator i = commands.begin(); i != commands.end(); i++) {
- std::list<ConsoleCommandReceiver*> &ccrs = i->second;
- std::list<ConsoleCommandReceiver*>::iterator j;
- while ((j = find(ccrs.begin(), ccrs.end(), ccr)) != ccrs.end()) {
- ccrs.erase(j);
- }
- }
-}
-
Console* Console::instance = NULL;
-ConsoleStreamBuffer Console::inputBuffer;
+int Console::inputBufferPosition = 0;
+std::string Console::inputBuffer;
ConsoleStreamBuffer Console::outputBuffer;
-std::ostream Console::input(&Console::inputBuffer);
std::ostream Console::output(&Console::outputBuffer);