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/*
Minetest
Copyright (C) 2010-2013 kwolekr, Ryan Kwolek <kwolekr@minetest.net>
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU Lesser General Public License as published by
the Free Software Foundation; either version 2.1 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public License along
with this program; if not, write to the Free Software Foundation, Inc.,
51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
#ifndef HUD_HEADER
#define HUD_HEADER
#include "irrlichttypes_extrabloated.h"
#include <string>
#define HUD_DIR_LEFT_RIGHT 0
#define HUD_DIR_RIGHT_LEFT 1
#define HUD_DIR_TOP_BOTTOM 2
#define HUD_DIR_BOTTOM_TOP 3
#define HUD_CORNER_UPPER 0
#define HUD_CORNER_LOWER 1
#define HUD_CORNER_CENTER 2
// Note that these visibility flags do not determine if the hud items are
// actually drawn, but rather, whether to draw the item should the rest
// of the game state permit it.
#define HUD_FLAG_HOTBAR_VISIBLE (1 << 0)
#define HUD_FLAG_HEALTHBAR_VISIBLE (1 << 1)
#define HUD_FLAG_CROSSHAIR_VISIBLE (1 << 2)
#define HUD_FLAG_WIELDITEM_VISIBLE (1 << 3)
#define HUD_FLAG_BREATHBAR_VISIBLE (1 << 4)
#define HUD_FLAG_MINIMAP_VISIBLE (1 << 5)
#define HUD_PARAM_HOTBAR_ITEMCOUNT 1
#define HUD_PARAM_HOTBAR_IMAGE 2
#define HUD_PARAM_HOTBAR_SELECTED_IMAGE 3
#define HUD_HOTBAR_ITEMCOUNT_DEFAULT 8
#define HUD_HOTBAR_ITEMCOUNT_MAX 23
#define HOTBAR_IMAGE_SIZE 48
enum HudElementType {
HUD_ELEM_IMAGE = 0,
HUD_ELEM_TEXT = 1,
HUD_ELEM_STATBAR = 2,
HUD_ELEM_INVENTORY = 3,
HUD_ELEM_WAYPOINT = 4,
};
enum HudElementStat {
HUD_STAT_POS = 0,
HUD_STAT_NAME,
HUD_STAT_SCALE,
HUD_STAT_TEXT,
HUD_STAT_NUMBER,
HUD_STAT_ITEM,
HUD_STAT_DIR,
HUD_STAT_ALIGN,
HUD_STAT_OFFSET,
HUD_STAT_WORLD_POS,
HUD_STAT_SIZE
};
struct HudElement {
HudElementType type;
v2f pos;
std::string name;
v2f scale;
std::string text;
u32 number;
u32 item;
u32 dir;
v2f align;
v2f offset;
v3f world_pos;
v2s32 size;
};
#ifndef SERVER
#include <vector>
#include <IGUIFont.h>
#include "irr_aabb3d.h"
class IGameDef;
class ITextureSource;
class Inventory;
class InventoryList;
class LocalPlayer;
struct ItemStack;
class Hud {
public:
video::IVideoDriver *driver;
scene::ISceneManager* smgr;
gui::IGUIEnvironment *guienv;
IGameDef *gamedef;
LocalPlayer *player;
Inventory *inventory;
ITextureSource *tsrc;
video::SColor crosshair_argb;
video::SColor selectionbox_argb;
bool use_crosshair_image;
std::string hotbar_image;
bool use_hotbar_image;
std::string hotbar_selected_image;
bool use_hotbar_selected_image;
Hud(video::IVideoDriver *driver,scene::ISceneManager* smgr,
gui::IGUIEnvironment* guienv, IGameDef *gamedef, LocalPlayer *player,
Inventory *inventory);
~Hud();
void drawHotbar(u16 playeritem);
void resizeHotbar();
void drawCrosshair();
void drawSelectionMesh();
void updateSelectionMesh(const v3s16 &camera_offset);
std::vector<aabb3f> *getSelectionBoxes()
{ return &m_selection_boxes; }
void setSelectionPos(const v3f &pos, const v3s16 &camera_offset);
v3f getSelectionPos() const
{ return m_selection_pos; }
void setSelectionMeshColor(const video::SColor &c)
{ m_selection_mesh_color = c; }
void drawLuaElements(const v3s16 &camera_offset);
private:
void drawStatbar(v2s32 pos, u16 corner, u16 drawdir, std::string texture,
s32 count, v2s32 offset, v2s32 size=v2s32());
void drawItems(v2s32 upperleftpos, v2s32 screen_offset, s32 itemcount,
s32 inv_offset, InventoryList *mainlist, u16 selectitem, u16 direction);
void drawItem(const ItemStack &item, const core::rect<s32>& rect,
bool selected);
float m_hud_scaling;
v3s16 m_camera_offset;
v2u32 m_screensize;
v2s32 m_displaycenter;
s32 m_hotbar_imagesize;
s32 m_padding;
video::SColor hbar_colors[4];
std::vector<aabb3f> m_selection_boxes;
std::vector<aabb3f> m_halo_boxes;
v3f m_selection_pos;
v3f m_selection_pos_with_offset;
scene::IMesh* m_selection_mesh;
video::SColor m_selection_mesh_color;
video::SMaterial m_selection_material;
bool m_use_selection_mesh;
};
enum ItemRotationKind {
IT_ROT_SELECTED,
IT_ROT_HOVERED,
IT_ROT_DRAGGED,
IT_ROT_NONE, // Must be last, also serves as number
};
void drawItemStack(video::IVideoDriver *driver,
gui::IGUIFont *font,
const ItemStack &item,
const core::rect<s32> &rect,
const core::rect<s32> *clip,
IGameDef *gamedef,
ItemRotationKind rotation_kind);
#endif
#endif
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