christoph/lecture-operating-system-development
1
Fork 0
Code Activity

reformat

Browse Source
This commit is contained in:
churl
2022-06-17 15:37:39 +02:00
parent d29dc064cb
commit 59f5b5eacc
5 changed files with 179 additions and 180 deletions
Download Patch File Download Diff File Expand all files Collapse all files

48
c_os/devices/LFBgraphics.h
View File

@ -17,44 +17,42 @@
#include "devices/fonts/Fonts.h"
// Hilfsfunktionen um Farbwerte fuer einen Pixel zu erzeugen
#define RGB_24(r,g,b) (unsigned int) ((r << 16) + (g << 8) + b )
#define RGB_24(r, g, b) (unsigned int)((r << 16) + (g << 8) + b)
#define BUFFER_INVISIBLE 0
#define BUFFER_VISIBLE 1
#define BUFFER_VISIBLE 1
class LFBgraphics {
private:
LFBgraphics (const LFBgraphics &copy); // Verhindere Kopieren
LFBgraphics(const LFBgraphics& copy) = delete; // Verhindere Kopieren
// Hilfsfunktion fuer drawString
void drawMonoBitmap ( unsigned int x, unsigned int y,
unsigned int width, unsigned int height,
unsigned char* bitmap, unsigned int col);
void drawMonoBitmap(unsigned int x, unsigned int y,
unsigned int width, unsigned int height,
unsigned char* bitmap, unsigned int col);
public:
unsigned int xres, yres; // Aufloesung in Pixel
unsigned int bpp; // Farbtiefe (Bits per Pixel)
unsigned int lfb; // Adresse des Linearen Framebuffers
unsigned int hfb; // Adresse des versteckten Buffers (optional, fuer Animationen)
unsigned int mode; // Zeichnen im sichtbaren = 1 oder unsichtbaren = 0 Puffer
LFBgraphics () { mode = BUFFER_VISIBLE; };
void clear ();
void drawPixel ( unsigned int x, unsigned int y, unsigned int col);
void drawString (Font &fnt, unsigned int x, unsigned int y,
unsigned int col, char* str, unsigned int len);
unsigned int xres, yres; // Aufloesung in Pixel
unsigned int bpp; // Farbtiefe (Bits per Pixel)
unsigned int lfb; // Adresse des Linearen Framebuffers
unsigned int hfb; // Adresse des versteckten Buffers (optional, fuer Animationen)
unsigned int mode; // Zeichnen im sichtbaren = 1 oder unsichtbaren = 0 Puffer
LFBgraphics() : mode(BUFFER_VISIBLE) {};
void clear();
void drawPixel(unsigned int x, unsigned int y, unsigned int col);
void drawString(Font& fnt, unsigned int x, unsigned int y,
unsigned int col, char* str, unsigned int len);
// stellt ein, ob in den sichtbaren Puffer gezeichnet wird
void setDrawingBuff( int v);
void setDrawingBuff(int v);
// kopiert 'hfb' nach 'lfb'
void copyHiddenToVisible();
};
#endif