void drawable_unit::redraw_unit (display & disp) const
{
const display_context & dc = disp.get_disp_context();
const gamemap &map = dc.map();
const std::vector<team> &teams = dc.teams();
const team & viewing_team = teams[disp.viewing_team()];
unit_animation_component & ac = *anim_comp_;
if ( hidden_ || disp.is_blindfolded() || !is_visible_to_team(viewing_team,map, disp.show_everything()) )
{
ac.clear_haloes();
if(ac.anim_) {
ac.anim_->update_last_draw_time();
}
return;
}
if (!ac.anim_) {
ac.set_standing();
if (!ac.anim_) return;
}
if (ac.refreshing_) return;
ac.refreshing_ = true;
ac.anim_->update_last_draw_time();
frame_parameters params;
const t_translation::t_terrain terrain = map.get_terrain(loc_);
const terrain_type& terrain_info = map.get_terrain_info(terrain);
// do not set to 0 so we can distinguish the flying from the "not on submerge terrain"
// instead use -1.0 (as in "negative depth", it will be ignored by rendering)
params.submerge= is_flying() ? -1.0 : terrain_info.unit_submerge();
if (invisible(loc_) &&
params.highlight_ratio > 0.5) {
params.highlight_ratio = 0.5;
}
if (loc_ == disp.selected_hex() && params.highlight_ratio == 1.0) {
params.highlight_ratio = 1.5;
}
int height_adjust = static_cast<int>(terrain_info.unit_height_adjust() * disp.get_zoom_factor());
if (is_flying() && height_adjust < 0) {
height_adjust = 0;
}
params.y -= height_adjust;
params.halo_y -= height_adjust;
int red = 0,green = 0,blue = 0,tints = 0;
double blend_ratio = 0;
// Add future colored states here
if(get_state(STATE_POISONED)) {
green += 255;
blend_ratio += 0.25;
tints += 1;
}
if(get_state(STATE_SLOWED)) {
red += 191;
green += 191;
blue += 255;
blend_ratio += 0.25;
tints += 1;
}
if(tints > 0) {
params.blend_with = disp.rgb((red/tints),(green/tints),(blue/tints));
params.blend_ratio = ((blend_ratio/tints));
}
//hackish : see unit_frame::merge_parameters
// we use image_mod on the primary image
// and halo_mod on secondary images and all haloes
params.image_mod = image_mods();
params.halo_mod = TC_image_mods();
params.image= absolute_image();
if(get_state(STATE_PETRIFIED)) params.image_mod +="~GS()";
params.primary_frame = t_true;
const frame_parameters adjusted_params = ac.anim_->get_current_params(params);
const map_location dst = loc_.get_direction(facing_);
const int xsrc = disp.get_location_x(loc_);
const int ysrc = disp.get_location_y(loc_);
const int xdst = disp.get_location_x(dst);
const int ydst = disp.get_location_y(dst);
int d2 = disp.hex_size() / 2;
const int x = static_cast<int>(adjusted_params.offset * xdst + (1.0-adjusted_params.offset) * xsrc) + d2;
const int y = static_cast<int>(adjusted_params.offset * ydst + (1.0-adjusted_params.offset) * ysrc) + d2;
if(ac.unit_halo_ == halo::NO_HALO && !image_halo().empty()) {
ac.unit_halo_ = halo::add(0, 0, image_halo()+TC_image_mods(), map_location(-1, -1));
}
if(ac.unit_halo_ != halo::NO_HALO && image_halo().empty()) {
halo::remove(ac.unit_halo_);
ac.unit_halo_ = halo::NO_HALO;
} else if(ac.unit_halo_ != halo::NO_HALO) {
halo::set_location(ac.unit_halo_, x, y - height_adjust);
}
// We draw bars only if wanted, visible on the map view
bool draw_bars = ac.draw_bars_ ;
if (draw_bars) {
const int d = disp.hex_size();
SDL_Rect unit_rect = sdl::create_rect(xsrc, ysrc +adjusted_params.y, d, d);
draw_bars = sdl::rects_overlap(unit_rect, disp.map_outside_area());
}
surface ellipse_front(NULL);
surface ellipse_back(NULL);
int ellipse_floating = 0;
// Always show the ellipse for selected units
if(draw_bars && (preferences::show_side_colors() || disp.selected_hex() == loc_)) {
if(adjusted_params.submerge > 0.0) {
// The division by 2 seems to have no real meaning,
// It just works fine with the current center of ellipse
// and prevent a too large adjust if submerge = 1.0
ellipse_floating = static_cast<int>(adjusted_params.submerge * disp.hex_size() / 2);
}
std::string ellipse=image_ellipse();
if(ellipse.empty()){
ellipse="misc/ellipse";
}
if(ellipse != "none") {
// check if the unit has a ZoC or can recruit
const char* const nozoc = emit_zoc_ ? "" : "nozoc-";
const char* const leader = can_recruit() ? "leader-" : "";
const char* const selected = disp.selected_hex() == loc_ ? "selected-" : "";
// Load the ellipse parts recolored to match team color
char buf[100];
std::string tc=team::get_side_color_index(side_);
snprintf(buf,sizeof(buf),"%s-%s%s%stop.png~RC(ellipse_red>%s)",ellipse.c_str(),leader,nozoc,selected,tc.c_str());
ellipse_back.assign(image::get_image(image::locator(buf), image::SCALED_TO_ZOOM));
snprintf(buf,sizeof(buf),"%s-%s%s%sbottom.png~RC(ellipse_red>%s)",ellipse.c_str(),leader,nozoc,selected,tc.c_str());
ellipse_front.assign(image::get_image(image::locator(buf), image::SCALED_TO_ZOOM));
}
}
if (ellipse_back != NULL) {
//disp.drawing_buffer_add(display::LAYER_UNIT_BG, loc,
disp.drawing_buffer_add(display::LAYER_UNIT_FIRST, loc_,
xsrc, ysrc +adjusted_params.y-ellipse_floating, ellipse_back);
}
if (ellipse_front != NULL) {
//disp.drawing_buffer_add(display::LAYER_UNIT_FG, loc,
disp.drawing_buffer_add(display::LAYER_UNIT_FIRST, loc_,
xsrc, ysrc +adjusted_params.y-ellipse_floating, ellipse_front);
}
if(draw_bars) {
const image::locator* orb_img = NULL;
/*static*/ const image::locator partmoved_orb(game_config::images::orb + "~RC(magenta>" +
preferences::partial_color() + ")" );
/*static*/ const image::locator moved_orb(game_config::images::orb + "~RC(magenta>" +
preferences::moved_color() + ")" );
/*static*/ const image::locator ally_orb(game_config::images::orb + "~RC(magenta>" +
preferences::allied_color() + ")" );
/*static*/ const image::locator enemy_orb(game_config::images::orb + "~RC(magenta>" +
preferences::enemy_color() + ")" );
/*static*/ const image::locator unmoved_orb(game_config::images::orb + "~RC(magenta>" +
preferences::unmoved_color() + ")" );
const std::string* energy_file = &game_config::images::energy;
if(size_t(side()) != disp.viewing_team()+1) {
if(disp.team_valid() &&
viewing_team.is_enemy(side())) {
if (preferences::show_enemy_orb() && !get_state(STATE_PETRIFIED))
orb_img = &enemy_orb;
else
orb_img = NULL;
} else {
if (preferences::show_allied_orb())
orb_img = &ally_orb;
else orb_img = NULL;
}
} else {
if (preferences::show_moved_orb())
orb_img = &moved_orb;
else orb_img = NULL;
if(disp.playing_team() == disp.viewing_team() && !user_end_turn()) {
if (movement_left() == total_movement()) {
if (preferences::show_unmoved_orb())
orb_img = &unmoved_orb;
else orb_img = NULL;
} else if ( dc.unit_can_move(*this) ) {
if (preferences::show_partial_orb())
orb_img = &partmoved_orb;
else orb_img = NULL;
}
}
}
if (orb_img != NULL) {
surface orb(image::get_image(*orb_img,image::SCALED_TO_ZOOM));
disp.drawing_buffer_add(display::LAYER_UNIT_BAR,
loc_, xsrc, ysrc +adjusted_params.y, orb);
}
double unit_energy = 0.0;
if(max_hitpoints() > 0) {
unit_energy = double(hitpoints())/double(max_hitpoints());
}
const int bar_shift = static_cast<int>(-5*disp.get_zoom_factor());
const int hp_bar_height = static_cast<int>(max_hitpoints() * hp_bar_scaling_);
const fixed_t bar_alpha = (loc_ == disp.mouseover_hex() || loc_ == disp.selected_hex()) ? ftofxp(1.0): ftofxp(0.8);
disp.draw_bar(*energy_file, xsrc+bar_shift, ysrc +adjusted_params.y,
loc_, hp_bar_height, unit_energy,hp_color(), bar_alpha);
if(experience() > 0 && can_advance()) {
const double filled = double(experience())/double(max_experience());
const int xp_bar_height = static_cast<int>(max_experience() * xp_bar_scaling_ / std::max<int>(level_,1));
SDL_Color color=xp_color();
disp.draw_bar(*energy_file, xsrc, ysrc +adjusted_params.y,
loc_, xp_bar_height, filled, color, bar_alpha);
}
if (can_recruit()) {
surface crown(image::get_image(leader_crown(),image::SCALED_TO_ZOOM));
if(!crown.null()) {
//if(bar_alpha != ftofxp(1.0)) {
// crown = adjust_surface_alpha(crown, bar_alpha);
//}
disp.drawing_buffer_add(display::LAYER_UNIT_BAR,
loc_, xsrc, ysrc +adjusted_params.y, crown);
}
}
for(std::vector<std::string>::const_iterator ov = overlays().begin(); ov != overlays().end(); ++ov) {
const surface ov_img(image::get_image(*ov, image::SCALED_TO_ZOOM));
if(ov_img != NULL) {
disp.drawing_buffer_add(display::LAYER_UNIT_BAR,
loc_, xsrc, ysrc +adjusted_params.y, ov_img);
}
}
}
// Smooth unit movements from terrain of different elevation.
// Do this separately from above so that the health bar doesn't go up and down.
const t_translation::t_terrain terrain_dst = map.get_terrain(dst);
const terrain_type& terrain_dst_info = map.get_terrain_info(terrain_dst);
int height_adjust_unit = static_cast<int>((terrain_info.unit_height_adjust() * (1.0 - adjusted_params.offset) +
terrain_dst_info.unit_height_adjust() * adjusted_params.offset) *
disp.get_zoom_factor());
if (is_flying() && height_adjust_unit < 0) {
height_adjust_unit = 0;
}
params.y -= height_adjust_unit - height_adjust;
params.halo_y -= height_adjust_unit - height_adjust;
ac.anim_->redraw(params);
ac.refreshing_ = false;
}