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framebuffer_ng: add color gradient function

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Basically implement commit 9fc90622 to allow build to succeed.
These are all unaccelerated so should not be used at all :-(


Origin commit data
------------------
Commit: b6d5b8396b
Author: Stefan Seyfried <seife@tuxbox-git.slipkontur.de>
Date: 2014-12-25 (Thu, 25 Dec 2014)
This commit is contained in:
Stefan Seyfried
2014-12-25 18:06:03 +01:00
parent ec1a9fce17
commit 2da46b868c
2 changed files with 169 additions and 1 deletions
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31
src/driver/framebuffer_ng.h
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@@ -39,6 +39,15 @@
typedef struct fb_var_screeninfo t_fb_var_screeninfo;
typedef struct gradientData_t
{
fb_pixel_t* gradientBuf;
fb_pixel_t* boxBuf;
bool direction;
int mode;
} gradientData_struct_t;
#define CORNER_NONE 0x0
#define CORNER_TOP_LEFT 0x1
#define CORNER_TOP_RIGHT 0x2
#define CORNER_TOP 0x3
@@ -123,6 +132,12 @@ class CFrameBuffer
int m_transparent_default, m_transparent;
CFbAccel *accel;
inline void paintHLineRelInternal2Buf(const int& x, const int& dx, const int& y, const int& box_dx, const fb_pixel_t& col, fb_pixel_t* buf);
void paintShortHLineRelInternal(const int& x, const int& dx, const int& y, const fb_pixel_t& col);
#if 0
int limitRadius(const int& dx, const int& dy, int& radius);
void setCornerFlags(const int& type);
#endif
public:
fb_pixel_t realcolor[256];
@@ -136,6 +151,16 @@ class CFrameBuffer
void init(const char * const fbDevice = "/dev/fb0");
int setMode(unsigned int xRes, unsigned int yRes, unsigned int bpp);
enum {
gradientHorizontal,
gradientVertical
};
enum {
pbrg_noOption = 0x00,
pbrg_noPaint = 0x01,
pbrg_noFree = 0x02
};
int getFileHandle() const; //only used for plugins (games) !!
t_fb_var_screeninfo *getScreenInfo();
@@ -170,6 +195,9 @@ class CFrameBuffer
};
void paintPixel(int x, int y, const fb_pixel_t col);
fb_pixel_t* paintBoxRel2Buf(const int dx, const int dy, const fb_pixel_t col, fb_pixel_t* buf = NULL, int radius = 0, int type = CORNER_ALL);
fb_pixel_t* paintBoxRel(const int x, const int y, const int dx, const int dy, const fb_pixel_t col, gradientData_t *gradientData, int radius = 0, int type = CORNER_ALL);
void paintBoxRel(const int x, const int y, const int dx, const int dy, const fb_pixel_t col, int radius = 0, int type = CORNER_ALL);
inline void paintBox(int xa, int ya, int xb, int yb, const fb_pixel_t col) { paintBoxRel(xa, ya, xb - xa, yb - ya, col); }
inline void paintBox(int xa, int ya, int xb, int yb, const fb_pixel_t col, int radius, int type) { paintBoxRel(xa, ya, xb - xa, yb - ya, col, radius, type); }
@@ -185,6 +213,7 @@ class CFrameBuffer
void setIconBasePath(const std::string & iconPath);
std::string getIconBasePath(){return iconBasePath;};
void getIconSize(const char * const filename, int* width, int *height);
/* h is the height of the target "window", if != 0 the icon gets centered in that window */
@@ -226,7 +255,7 @@ class CFrameBuffer
void* convertRGBA2FB(unsigned char *rgbbuff, unsigned long x, unsigned long y);
void displayRGB(unsigned char *rgbbuff, int x_size, int y_size, int x_pan, int y_pan, int x_offs, int y_offs, bool clearfb = true, int transp = 0xFF);
void blit2FB(void *fbbuff, uint32_t width, uint32_t height, uint32_t xoff, uint32_t yoff, uint32_t xp = 0, uint32_t yp = 0, bool transp = false);
bool blitToPrimary(unsigned int * data, int dx, int dy, int sw, int sh);
void blitBox2FB(const fb_pixel_t* boxBuf, uint32_t width, uint32_t height, uint32_t xoff, uint32_t yoff);
void mark(int x, int y, int dx, int dy);
void paintMuteIcon(bool paint, int ax, int ay, int dx, int dy, bool paintFrame=true);