forked from 0ad/0ad
142 lines
3.0 KiB
C++
Executable File
142 lines
3.0 KiB
C++
Executable File
/*
|
|
COverlay
|
|
by Rich Cross, rich@0ad.wildfiregames.com
|
|
|
|
|
|
--Overview--
|
|
|
|
Class representing 2D screen overlays; includes functionality for overlay
|
|
position, color, texture and borders.
|
|
*/
|
|
|
|
#ifndef COVERLAY_H
|
|
#define COVERLAY_H
|
|
|
|
struct CColor
|
|
{
|
|
CColor() {}
|
|
CColor(float cr,float cg,float cb,float ca) : r(cr), g(cg), b(cb), a(ca) {}
|
|
|
|
float r, g, b, a;
|
|
};
|
|
|
|
// yuck - MFC already defines a CRect class...
|
|
#define CRect PS_CRect
|
|
|
|
struct CRect
|
|
{
|
|
CRect() {}
|
|
CRect(int _l, int _t, int _r, int _b) :
|
|
left(_l),
|
|
top(_t),
|
|
right(_r),
|
|
bottom(_b) {}
|
|
int bottom, top, left, right;
|
|
|
|
bool operator ==(const CRect &rect) const
|
|
{
|
|
return (bottom==rect.bottom) &&
|
|
(top==rect.top) &&
|
|
(left==rect.left) &&
|
|
(right==rect.right);
|
|
}
|
|
|
|
bool operator !=(const CRect &rect) const
|
|
{
|
|
return !(*this==rect);
|
|
}
|
|
};
|
|
|
|
|
|
//--------------------------------------------------------
|
|
// Includes / Compiler directives
|
|
//--------------------------------------------------------
|
|
#include "terrain/Texture.h"
|
|
|
|
|
|
//--------------------------------------------------------
|
|
// Macros
|
|
//--------------------------------------------------------
|
|
|
|
//--------------------------------------------------------
|
|
// Types
|
|
//--------------------------------------------------------
|
|
|
|
//--------------------------------------------------------
|
|
// Error declarations
|
|
//--------------------------------------------------------
|
|
|
|
//--------------------------------------------------------
|
|
// Declarations
|
|
//--------------------------------------------------------
|
|
|
|
/**
|
|
* @author Rich Cross
|
|
*
|
|
* Overlay class definition.
|
|
*/
|
|
class COverlay
|
|
{
|
|
public:
|
|
/**
|
|
* Default constructor; creates an overlay that won't actually be renderable
|
|
*/
|
|
COverlay();
|
|
/**
|
|
* Constructor with setup for more common parameters
|
|
*/
|
|
COverlay(const CRect& rect,int z,const CColor& color,const char* texturename="",bool hasBorder=false,
|
|
const CColor& bordercolor=CColor(0,0,0,0));
|
|
/**
|
|
* Destructor
|
|
*/
|
|
~COverlay();
|
|
|
|
/**
|
|
* Get coordinates
|
|
*/
|
|
const CRect& GetRect() const { return m_Rect; }
|
|
|
|
/**
|
|
* Get depth
|
|
*/
|
|
int GetZ() const { return m_Z; }
|
|
|
|
/**
|
|
* Get texture (not const as Renderer need to modify texture to store handle)
|
|
*/
|
|
CTexture& GetTexture() { return m_Texture; }
|
|
|
|
/**
|
|
* Get color
|
|
*/
|
|
const CColor& GetColor() const { return m_Color; }
|
|
|
|
/**
|
|
* Get border flag
|
|
*/
|
|
bool HasBorder() const { return m_HasBorder; }
|
|
|
|
/**
|
|
* Get border color
|
|
*/
|
|
const CColor& GetBorderColor() const { return m_BorderColor; }
|
|
|
|
|
|
private:
|
|
/// screen space coordinates of overlay
|
|
CRect m_Rect;
|
|
/// depth of overlay, for correctly overlapping overlays; higher z implies in-front-of behaviour
|
|
int m_Z;
|
|
/// texture to use in rendering overlay; can be a null texture
|
|
CTexture m_Texture;
|
|
/// overlay color
|
|
CColor m_Color;
|
|
// flag indicating whether to render overlay using a border
|
|
bool m_HasBorder;
|
|
/// border color
|
|
CColor m_BorderColor;
|
|
};
|
|
|
|
|
|
#endif |