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/* Battle Tanks Game
* Copyright (C) 2006-2009 Battle Tanks team
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*/
/*
* Additional rights can be granted beyond the GNU General Public License
* on the terms provided in the Exception. If you modify this file,
* you may extend this exception to your version of the file,
* but you are not obligated to do so. If you do not wish to provide this
* exception without modification, you must delete this exception statement
* from your version and license this file solely under the GPL without exception.
*/
#include "layer_list_dialog.h"
#include "layer_item.h"
#include "tmx/tileset_list.h"
#include "tmx/map.h"
#include "tmx/layer.h"
#include "menu/prompt.h"
#include "menu/text_control.h"
LayerListDialog::LayerListDialog(const int w, const int h) : ScrollList("menu/background_box.png", "small", w / 3, h, 0) {
init_map_slot.assign(this, &LayerListDialog::initMap, Map->load_map_final_signal);
_new_layer = new Prompt(320, 100, new TextControl("small"));
int sw, sh;
_new_layer->get_size(sw, sh);
add(w / 3 - sw, (h - sh) / 2, _new_layer);
_new_layer->hide();
}
void LayerListDialog::initMap() {
clear();
std::set<int> layers;
Map->getLayers(layers);
for(std::set<int>::reverse_iterator i = layers.rbegin(); i != layers.rend(); ++i) {
const int z = *i;
Layer * layer = Map->getLayer(z);
append(new LayerItem(z, layer));
}
}
const LayerItem * LayerListDialog::getItem(const int idx) const {
if (idx < 0 || idx >= (int)_list.size())
throw_ex(("invalid index %d", idx));
const LayerItem *li = dynamic_cast<const LayerItem *>(_list[idx]);
if (li == NULL)
throw_ex(("cast to LayerListItem failed"));
return li;
}
const LayerItem * LayerListDialog::getCurrentItem() const {
return getItem(_current_item);
}
const bool LayerListDialog::active() const {
return !_new_layer->hidden();
}
bool LayerListDialog::onKey(const SDL_keysym sym) {
if (Container::onKey(sym))
return true;
switch (sym.sym) {
/*
case SDLK_DELETE: {
if (empty())
return true;
const int z = getCurrentItem()->z, idx = get();
Map->deleteLayer(z);
initMap();
if (idx >= 0 && idx < (int)_list.size())
set(idx);
}
return true;
*/
case SDLK_TAB:
hide();
return true;
case SDLK_n:
LOG_DEBUG(("showing new layer dialog..."));
_new_layer->hide(false);
return true;
case SDLK_UP:
case SDLK_DOWN:
if (sym.mod & KMOD_SHIFT) {
const int z1 = getCurrentItem()->z;
int idx = _current_item + ((sym.sym == SDLK_UP)? -1 : 1 );
if (idx < 0 || idx >= (int)_list.size())
return true;
const int z2 = getItem(idx)->z;
bool r = Map->swapLayers(z1, z2);
if (r) {
initMap();
set(idx);
}
return true;
}
case SDLK_DELETE:
if ((sym.mod & KMOD_SHIFT) == 0)
break;
Map->deleteLayer(getItem(get())->z);
return true;
default: ;
}
ScrollList::onKey(sym);
return true;
}
void LayerListDialog::tick(const float dt) {
ScrollList::tick(dt);
if (_new_layer->changed()) {
LOG_DEBUG(("adding new layer..."));
_new_layer->reset();
_new_layer->hide();
if (_new_layer->get().empty())
return;
std::string name = _new_layer->get();
if (empty()) {
//first layer:
LOG_DEBUG(("first layer..."));
Map->addLayer(-1000, name);
_new_layer->set(std::string());
initMap();
if (!empty())
set(0);
return;
}
int current_z = get();
bool ok = true;
TRY {
Map->addLayer(getCurrentItem()->z, name);
} CATCH("tick", ok = false);
if (ok) {
initMap();
_new_layer->set(std::string());
set(current_z);
} else {
_new_layer->hide(false);
}
}
}
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