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/* This file is part of the Spring engine (GPL v2 or later), see LICENSE.html */
#ifndef CURSORICONS_H
#define CURSORICONS_H
#include <map>
#include <set>
#include <string>
using std::string;
#include "System/float3.h"
class CMouseCursor;
class CCursorIcons
{
public:
CCursorIcons();
~CCursorIcons();
void Enable(bool);
inline void AddIcon(int cmd, const float3& pos);
inline void AddIconText(const string& text, const float3& pos);
inline void AddBuildIcon(int cmd, const float3& pos, int team, int facing);
void SetCustomType(int cmdID, const string& cursor);
void Draw();
void Clear();
protected:
void DrawCursors();
void DrawTexts();
void DrawBuilds();
const CMouseCursor* GetCursor(int cmd) const;
protected:
bool enabled;
struct Icon {
Icon(int c, const float3& p)
: cmd(c), pos(p) {}
bool operator<(const Icon& i) const
{
// render the WAIT type commands last
if (cmd > i.cmd) return true;
if (cmd < i.cmd) return false;
if (pos.x < i.pos.x) return true;
if (pos.x > i.pos.x) return false;
if (pos.y < i.pos.y) return true;
if (pos.y > i.pos.y) return false;
if (pos.z < i.pos.z) return true;
if (pos.z > i.pos.z) return false;
return false;
}
int cmd;
float3 pos;
};
struct IconText {
IconText(const string& t, const float3& p)
: text(t), pos(p) {}
bool operator<(const IconText& i) const
{
if (pos.x < i.pos.x) return true;
if (pos.x > i.pos.x) return false;
if (pos.y < i.pos.y) return true;
if (pos.y > i.pos.y) return false;
if (pos.z < i.pos.z) return true;
if (pos.z > i.pos.z) return false;
return (text < i.text);
}
string text;
float3 pos;
};
struct BuildIcon {
BuildIcon(int c, const float3& p, int t, int f)
: pos(p), cmd(c), team(t), facing(f) {}
bool operator<(const BuildIcon& i) const
{
if (cmd > i.cmd) return true;
if (cmd < i.cmd) return false;
if (pos.x < i.pos.x) return true;
if (pos.x > i.pos.x) return false;
if (pos.y < i.pos.y) return true;
if (pos.y > i.pos.y) return false;
if (pos.z < i.pos.z) return true;
if (pos.z > i.pos.z) return false;
if (team > i.team) return true;
if (team < i.team) return false;
if (facing > i.facing) return true;
if (facing < i.facing) return false;
return false;
}
float3 pos;
int cmd;
int team;
int facing;
};
// use a set to minimize the number of texture bindings,
// and to avoid overdraw from multiple units with the
// same command
std::set<Icon> icons;
std::set<IconText> texts;
std::set<BuildIcon> buildIcons;
std::map<int, string> customTypes;
};
inline void CCursorIcons::AddIcon(int cmd, const float3& pos)
{
if (enabled) {
Icon icon(cmd, pos);
icons.insert(icon);
}
}
inline void CCursorIcons::AddIconText(const string& text, const float3& pos)
{
if (enabled) {
IconText iconText(text, pos);
texts.insert(iconText);
}
}
inline void CCursorIcons::AddBuildIcon(int cmd, const float3& pos,
int team, int facing)
{
if (enabled) {
BuildIcon icon(cmd, pos, team, facing);
buildIcons.insert(icon);
}
}
extern CCursorIcons cursorIcons;
#endif /* CURSORICONS_H */
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