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Added the ability to highlight several hexes.

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This commit is contained in:
Kristoffer Erlandsson 2004-05-01 21:33:33 +00:00
parent 3f31ecac47
commit 7938e82745
2 changed files with 39 additions and 1 deletions
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30
src/display.cpp
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@ -1310,6 +1310,9 @@ void display::draw_tile(int x, int y, SDL_Surface* unit_image, double alpha, Uin
loc == selectedHex_ && (un != units_.end())) {
image_type = image::BRIGHTENED;
}
else if (highlighted_locations_.find(loc) != highlighted_locations_.end()) {
image_type = image::BRIGHTENED;
}
scoped_sdl_surface surface(getTerrain(terrain,image_type,x,y));
@ -2117,7 +2120,32 @@ void display::prune_chat_messages(bool remove_all)
}
}
void display::rebuild_terrain(const gamemap::location &loc) {
builder_.rebuild_terrain(loc);
}
void display::add_highlighted_loc(const gamemap::location &hex) {
// Only invalidate and insert if this is a new addition, for
// efficiency.
if (highlighted_locations_.find(hex) == highlighted_locations_.end()) {
highlighted_locations_.insert(hex);
invalidate(hex);
}
}
void display::clear_highlighted_locs(const gamemap::location &hex) {
for (std::set<gamemap::location>::const_iterator it = highlighted_locations_.begin();
it != highlighted_locations_.end(); it++) {
invalidate(*it);
}
highlighted_locations_.clear();
}
void display::remove_highlighted_loc(const gamemap::location &hex) {
std::set<gamemap::location>::iterator it = highlighted_locations_.find(hex);
// Only invalidate and remove if the hex was found, for efficiency.
if (it != highlighted_locations_.end()) {
highlighted_locations_.erase(it);
invalidate(hex);
}
}

10
src/display.hpp
View file

@ -310,6 +310,14 @@ public:
//rebuild the dynamic terrain at the given location.
void rebuild_terrain(const gamemap::location &location);
//Add a location to highlight. Note that this has nothign to do with
//selecting hexes, it is pure highlighting.
void add_highlighted_loc(const gamemap::location &hex);
void clear_highlighted_locs(const gamemap::location &hex);
void remove_highlighted_loc(const gamemap::location &hex);
private:
display(const display&);
@ -441,6 +449,8 @@ private:
//for debug mode
static std::map<gamemap::location,double> debugHighlights_;
std::set<gamemap::location> highlighted_locations_;
};
//an object which will lock the display for the duration of its lifetime.