4 // Copyright (C) 2004 Ingo Ruhnke <grumbel@gmx.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.
23 #include "../app/globals.h"
24 #include "../app/setup.h"
25 #include "../special/sprite.h"
26 #include "../video/drawing_context.h"
28 using namespace SuperTux;
30 Sprite::Sprite(lisp_object_t* cur)
32 for(; !lisp_nil_p(cur); cur = lisp_cdr(cur))
34 std::string token = lisp_symbol(lisp_car(lisp_car(cur)));
35 lisp_object_t* data = lisp_car(lisp_cdr(lisp_car(cur)));
36 LispReader reader(lisp_cdr(lisp_car(cur)));
39 name = lisp_string(data);
40 else if(token == "action")
43 std::cerr << "Warning: Unknown sprite field: " << token << std::endl;
47 Termination::abort("Error: Sprite wihtout name.", "");
49 Termination::abort("Error: Sprite wihtout actions.", "");
54 for(Actions::iterator i_act = actions.begin(); i_act != actions.end(); ++i_act)
56 for(std::vector<Surface*>::iterator i_sur = i_act->second->surfaces.begin();
57 i_sur != i_act->second->surfaces.end(); ++i_sur)
66 Sprite::parse_action(LispReader& lispreader)
70 init_defaults(action);
72 if(!lispreader.read_string("name", action->name))
74 Termination::abort("Error: If there are more than one action, they need names!", "");
75 lispreader.read_int("x-offset", action->x_offset);
76 lispreader.read_int("y-offset", action->y_offset);
77 lispreader.read_int("z-order", action->z_order);
78 lispreader.read_float("fps", action->fps);
80 /* TODO: add a top filter entry */
81 std::vector <int> mask_color;
82 lispreader.read_int_vector("apply-mask", mask_color);
83 if(mask_color.size() == 4)
85 for(std::vector<Surface*>::iterator i = action->surfaces.begin();
86 i < action->surfaces.end(); i++)
88 (*i)->apply_filter(MASK_FILTER, Color(mask_color));
92 std::string mirror_action;
93 lispreader.read_string("mirror-action", mirror_action);
94 if(!mirror_action.empty())
96 Action* act_tmp = get_action(mirror_action);
98 std::cerr << "Warning: Could not mirror action. Action not found\n"
99 "Mirror actions must be defined after the real one!\n";
102 for(int i = 0; i < act_tmp->surfaces.size(); i++)
104 Surface* surface = new Surface(sdl_surface_from_sdl_surface(
105 act_tmp->surfaces[i]->impl->get_sdl_surface(), true), true);
106 surface->apply_filter(HORIZONTAL_FLIP_FILTER);
107 action->surfaces.push_back(surface);
113 std::vector<std::string> images;
114 if(!lispreader.read_string_vector("images", images))
115 Termination::abort("Sprite contains no images: ", action->name);
117 for(std::vector<std::string>::size_type i = 0; i < images.size(); i++)
119 action->surfaces.push_back(
120 new Surface(datadir + "/images/" + images[i], true));
123 actions[action->name] = action;
126 /*void Sprite::parse_filter(LispReader& lispreader)
132 Sprite::init_defaults(Action* act)
143 Sprite::set_action(std::string act)
145 if(!next_action.empty() && animation_loops > 0)
150 Actions::iterator i = actions.find(act);
151 if(i == actions.end())
153 std::cerr << "Warning: Action '" << act << "' not found on Sprite '" << name << "'\n";
160 Sprite::get_action(std::string act)
162 Actions::iterator i = actions.find(act);
163 if(i == actions.end())
165 std::cerr << "Warning: Action '" << act << "' not found on Sprite '" << name << "'\n";
172 Sprite::start_animation(int loops)
175 animation_loops = loops;
182 last_tick = SDL_GetTicks();
183 animation_reversed = false;
188 Sprite::check_animation()
190 return animation_loops;
194 Sprite::reverse_animation(bool reverse)
196 animation_reversed = reverse;
198 if(animation_reversed)
199 frame = get_frames()-1;
207 if(animation_loops == 0)
209 if(frame >= get_frames() || frame < 0)
214 float frame_inc = (action->fps/1000.0) * (SDL_GetTicks() - last_tick);
215 last_tick = SDL_GetTicks();
217 if(animation_reversed)
222 if(animation_reversed)
224 if(frame < 0 || frame >= (float)get_frames())
225 { // last case can happen when not used reverse_animation()
226 float excedent = frame - 0;
227 frame = get_frames() - 1;
228 if(animation_loops > 0)
231 if(animation_loops == 0 && !next_action.empty())
233 set_action(next_action);
238 if(fabsf(excedent) < get_frames())
244 if(frame >= (float)get_frames())
246 float excedent = frame - get_frames();
248 if(animation_loops > 0)
251 if(animation_loops == 0 && !next_action.empty())
253 set_action(next_action);
258 if(excedent < get_frames())
265 Sprite::draw(DrawingContext& context, const Vector& pos, int layer,
266 Uint32 drawing_effect)
270 if((int)frame >= get_frames() || (int)frame < 0)
271 std::cerr << "Warning: frame out of range: " << (int)frame
272 << "/" << get_frames() << " at " << get_name()
273 << "/" << get_action_name() << std::endl;
275 context.draw_surface(action->surfaces[(int)frame],
276 pos - Vector(action->x_offset, action->y_offset), layer + action->z_order, drawing_effect);
280 Sprite::draw_part(DrawingContext& context, const Vector& source, const Vector& size,
281 const Vector& pos, int layer, Uint32 drawing_effect)
285 if((int)frame >= get_frames() || (int)frame < 0)
286 std::cerr << "Warning: frame out of range: " << (int)frame
287 << "/" << get_frames() << " at sprite: " << get_name()
288 << "/" << get_action_name() << std::endl;
290 context.draw_surface_part(action->surfaces[(int)frame], source, size,
291 pos - Vector(action->x_offset, action->y_offset), layer + action->z_order, drawing_effect);
297 return action->surfaces[get_frame()]->w;
303 return action->surfaces[get_frame()]->h;