MouseCursor Class Reference

Used to create mouse cursors. More...

#include <mousecursor.hpp>

List of all members.

Public Member Functions
	MouseCursor (std::string cursor_file)
	Expects an imagefile for the cursor and the number of animation frames it contains.
	~MouseCursor ()
int	state ()
	(MC_NORMAL, MC_CLICK, MC_LINK or MC_HIDE)
void	set_state (int nstate)
	(MC_NORMAL, MC_CLICK, MC_LINK or MC_HIDE)
void	set_mid (int x, int y)
	Useful for cross mouse cursor images in example.
void	draw (DrawingContext &context)
	Draw MouseCursor on screen.
Static Public Member Functions
static MouseCursor *	current ()
	Return the current cursor.
static void	set_current (MouseCursor *pcursor)
	Set current cursor.
Private Member Functions
	MouseCursor (const MouseCursor &)
MouseCursor &	operator= (const MouseCursor &)
Private Attributes
int	mid_x
int	mid_y
int	state_before_click
int	cur_state
SurfacePtr	cursor
Static Private Attributes
static MouseCursor *	current_

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Detailed Description

Used to create mouse cursors.

The mouse cursors can be animated and can be used in four different states. (MC_NORMAL, MC_CLICK, MC_LINK or MC_HIDE)

Definition at line 40 of file mousecursor.hpp.

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Constructor & Destructor Documentation

MouseCursor::MouseCursor

(

std::string

cursor_file

)

Expects an imagefile for the cursor and the number of animation frames it contains.

Definition at line 26 of file mousecursor.cpp.

References Surface::create(), cur_state, cursor, and MC_NORMAL.

                                              : 
  mid_x(0), 
  mid_y(0),
  state_before_click(),
  cur_state(),
  cursor()
{
  cursor = Surface::create(cursor_file);

  cur_state = MC_NORMAL;
}

MouseCursor::~MouseCursor

(

)

Definition at line 38 of file mousecursor.cpp.

{
}

MouseCursor::MouseCursor

(

const MouseCursor &

)

[private]

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Member Function Documentation

int MouseCursor::state

(

)

(MC_NORMAL, MC_CLICK, MC_LINK or MC_HIDE)

Definition at line 42 of file mousecursor.cpp.

References cur_state.

{
  return cur_state;
}

void MouseCursor::set_state

(

int

nstate

)

(MC_NORMAL, MC_CLICK, MC_LINK or MC_HIDE)

Definition at line 47 of file mousecursor.cpp.

References cur_state.

Referenced by Menu::event().

{
  cur_state = nstate;
}

void MouseCursor::set_mid	(	int	x,
		int	y
	)

Useful for cross mouse cursor images in example.

Definition at line 52 of file mousecursor.cpp.

References mid_x, and mid_y.

{
  mid_x = x;
  mid_y = y;
}

void MouseCursor::draw

(

DrawingContext &

context

)

Draw MouseCursor on screen.

Definition at line 58 of file mousecursor.cpp.

References cur_state, cursor, DrawingContext::draw_surface_part(), g_screen, LAYER_GUI, MC_CLICK, MC_HIDE, MC_STATES_NB, mid_x, mid_y, SCREEN_HEIGHT, SCREEN_WIDTH, and state_before_click.

Referenced by Menu::draw().

{
  if(cur_state == MC_HIDE)
    return;

  int x,y,w,h;
  Uint8 ispressed = SDL_GetMouseState(&x,&y);

  x = int(x * float(SCREEN_WIDTH)/g_screen->w);
  y = int(y * float(SCREEN_HEIGHT)/g_screen->h);

  w = (int) cursor->get_width();
  h = (int) (cursor->get_height() / MC_STATES_NB);
  if(ispressed &SDL_BUTTON(1) || ispressed &SDL_BUTTON(2)) {
    if(cur_state != MC_CLICK) {
      state_before_click = cur_state;
      cur_state = MC_CLICK;
    }
  } else {
    if(cur_state == MC_CLICK)
      cur_state = state_before_click;
  }

  context.draw_surface_part(cursor, Vector(0, h*cur_state),
                            Vector(w, h), Vector(x-mid_x, y-mid_y), LAYER_GUI+100);
}

static MouseCursor* MouseCursor::current

(

)

[inline, static]

Return the current cursor.

Definition at line 61 of file mousecursor.hpp.

References current_.

Referenced by Menu::draw(), and Menu::event().

  {        return current_;      };

static void MouseCursor::set_current

(

MouseCursor *

pcursor

)

[inline, static]

Set current cursor.

Definition at line 64 of file mousecursor.hpp.

Referenced by Resources::load_shared().

  {        current_ = pcursor;      };

MouseCursor& MouseCursor::operator=

(

const MouseCursor &

)

[private]

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Member Data Documentation

int MouseCursor::mid_x [private]

Definition at line 65 of file mousecursor.hpp.

Referenced by draw(), and set_mid().

int MouseCursor::mid_y [private]

Definition at line 69 of file mousecursor.hpp.

Referenced by draw(), and set_mid().

int MouseCursor::state_before_click [private]

Definition at line 70 of file mousecursor.hpp.

Referenced by draw().

int MouseCursor::cur_state [private]

Definition at line 71 of file mousecursor.hpp.

Referenced by draw(), MouseCursor(), set_state(), and state().

SurfacePtr MouseCursor::cursor [private]

Definition at line 72 of file mousecursor.hpp.

Referenced by draw(), and MouseCursor().

MouseCursor * MouseCursor::current_ [static, private]

Definition at line 75 of file mousecursor.hpp.

Referenced by current().

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The documentation for this class was generated from the following files:

• src/gui/mousecursor.hpp
• src/gui/mousecursor.cpp

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