4 // Copyright (C) 2006 Matthias Braun <matze@braunis.de>
6 // This program is free software; you can redistribute it and/or
7 // modify it under the terms of the GNU General Public License
8 // as published by the Free Software Foundation; either version 2
9 // of the License, or (at your option) any later version.
11 // This program is distributed in the hope that it will be useful,
12 // but WITHOUT ANY WARRANTY; without even the implied warranty of
13 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 // GNU General Public License for more details.
16 // You should have received a copy of the GNU General Public License
17 // along with this program; if not, write to the Free Software
18 // Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
22 #include "text_object.hpp"
25 #include "resources.hpp"
26 #include "video/drawing_context.hpp"
27 #include "scripting/squirrel_util.hpp"
30 TextObject::TextObject(std::string name) :
31 GameObject(name), fading(0), fadetime(0), visible(false)
37 TextObject::~TextObject()
42 TextObject::expose(HSQUIRRELVM vm, SQInteger table_idx)
44 if (name.empty()) return;
45 Scripting::expose_object(vm, table_idx, dynamic_cast<Scripting::Text *>(this), name, false);
49 TextObject::unexpose(HSQUIRRELVM vm, SQInteger table_idx)
51 if (name.empty()) return;
52 Scripting::unexpose_object(vm, table_idx, name);
56 TextObject::set_font(const std::string& name)
60 } else if(name == "white") {
62 } else if(name == "blue") {
64 } else if(name == "gray") {
66 } else if(name == "big") {
67 font = white_big_text;
68 } else if(name == "small") {
69 font = white_small_text;
71 log_warning << "Unknown font '" << name << "'." << std::endl;
76 TextObject::set_text(const std::string& text)
82 TextObject::fade_in(float fadetime)
84 this->fadetime = fadetime;
89 TextObject::fade_out(float fadetime)
91 this->fadetime = fadetime;
96 TextObject::set_visible(bool visible)
98 this->visible = visible;
103 TextObject::set_centered(bool centered)
105 this->centered = centered;
109 TextObject::draw(DrawingContext& context)
111 context.push_transform();
112 context.set_translation(Vector(0, 0));
114 context.set_alpha((fadetime-fading) / fadetime);
115 } else if(fading < 0) {
116 context.set_alpha(-fading / fadetime);
117 } else if(!visible) {
118 context.pop_transform();
122 context.draw_filled_rect(Vector(125, 50), Vector(550, 120),
123 Color(0.6, 0.7, 0.8, 0.5), LAYER_GUI-50);
125 context.draw_center_text(font, text, Vector(0, 50+35), LAYER_GUI-40);
127 else context.draw_text(font, text, Vector(125+35, 50+35), LEFT_ALLIGN, LAYER_GUI-40);
129 context.pop_transform();
133 TextObject::update(float elapsed_time)
136 fading -= elapsed_time;
141 } else if(fading < 0) {
142 fading += elapsed_time;