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Moved distance limiting code to a smarter location, refactored related code

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This commit is contained in:
Anna Rose 2011-06-22 23:06:23 -04:00
parent 1606dfb058
commit ecb16a4b5c
4 changed files with 13 additions and 23 deletions
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22
gamecore.cpp
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@ -3,7 +3,6 @@
#include "debug.h"
int GameCore::NODE_SIZE = 25;
int GameCore::MAX_MOVE_DISTANCE = 200;
GameCore::GameCore()
{
@ -92,8 +91,9 @@ void GameCore::render()
if (graph.get_current_vertex() != NULL)
{
Vertex* v = graph.get_current_vertex();
DrawUtils::draw(display, move_template, v->x - MAX_MOVE_DISTANCE / 2,
v->y - MAX_MOVE_DISTANCE / 2);
DrawUtils::draw(display, move_template,
v->x - Graph::MAX_MOVE_DISTANCE,
v->y - Graph::MAX_MOVE_DISTANCE);
}
@ -124,21 +124,5 @@ void GameCore::on_exit()
void GameCore::on_lbutton_down(int x, int y)
{
Vertex* v = graph.get_current_vertex();
Vertex new_v = Vertex();
new_v.x = x;
new_v.y = y;
#ifdef DEBUG
if (v != NULL)
cerr << "debug: GameCore::on_lbutton_down(): distance="
<< Vertex::distance(*v, new_v) << "\n";
else
cerr << "debug: GameCore::on_lbutton_down(): distance=0, current_vertex is NULL\n";
#endif
if (v != NULL && (Vertex::distance(*v, new_v) > MAX_MOVE_DISTANCE))
return;
graph.do_vertex(x, y, NODE_SIZE);
}

1
gamecore.h
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@ -45,7 +45,6 @@ class GameCore : public MainEvent
// constants
static int NODE_SIZE;
static int MAX_MOVE_DISTANCE;
};
#endif

8
graph.cpp
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@ -4,6 +4,7 @@
using std::abs;
int Graph::MAX_MOVE_DISTANCE = 100;
Graph::Graph()
{
@ -75,10 +76,11 @@ void Graph::select_vertex(int x, int y)
void Graph::add_vertex(int x, int y, int size)
{
Vertex* v = new Vertex();
v->x = x;
v->y = y;
if (current_vertex != NULL &&
(Vertex::distance(*current_vertex, Vertex(x, y)) > MAX_MOVE_DISTANCE))
return;
Vertex* v = new Vertex(x, y);
v->x_min = x - size/2;
v->x_max = x + size/2;
v->y_min = y - size/2;

5
graph.h
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@ -14,6 +14,9 @@ using std::list;
class Vertex
{
public:
Vertex(int x, int y)
{ this->x = x; this->y = y; }
int x;
int y;
int x_min;
@ -44,6 +47,8 @@ class Graph
void do_vertex(int x, int y, int size);
Vertex* get_current_vertex() { return current_vertex; }
static int MAX_MOVE_DISTANCE;
private:
void add_vertex(int x, int y, int size);
void select_vertex(int x, int y);