WebSVN – HelenOS-historic – Diff – /uspace/trunk/fb/fb.c

     unsigned int width, height;
     /* Text support in window */
     unsigned int rows, cols;
     /* Style for text printing */
-    int bgcolor, fgcolor;
+    style_t style;
     /* Auto-cursor position */
     int cursor_active, cur_col, cur_row;
     int cursor_shown;
 } viewport_t;
 /** Fill line with color BGCOLOR */
 static void clear_line(int vp, unsigned int y)
+{
     unsigned int x;
     for (x = 0; x < viewports[vp].width; x++)
-        putpixel(vp, x, y, viewports[vp].bgcolor);
+        putpixel(vp, x, y, viewports[vp].style.bg_color);
+}
 /** Fill viewport with background color */
 static void clear_port(int vp)
+{
         for (y=viewports[vp].y + viewports[vp].height-1; y >= viewports[vp].y + rows*FONT_SCANLINES; y--)
             memcpy(&screen.fbaddress[POINTPOS(viewports[vp].x,y)],
                 &screen.fbaddress[POINTPOS(viewports[vp].x,y - rows*FONT_SCANLINES)],
                 screen.pixelbytes * viewports[vp].width);
         /* Clear first row */
-        clear_line(0, viewports[vp].bgcolor);
+        clear_line(0, viewports[vp].style.bg_color);
         for (y=1;y < rows*FONT_SCANLINES; y++)
             memcpy(&screen.fbaddress[POINTPOS(viewports[vp].x,viewports[vp].y+y)],
                    &screen.fbaddress[POINTPOS(viewports[vp].x,viewports[vp].y)],
                    screen.pixelbytes * viewports[vp].width);
+    }
+{
     putpixel(vp, x, y, ~getpixel(vp, x, y));
+}
-/** Draw one line of glyph at a given position */
-static void draw_glyph_line(int vp,unsigned int glline, unsigned int x, unsigned int y)
-{
-    unsigned int i;
-    for (i = 0; i < 8; i++)
-        if (glline & (1 << (7 - i))) {
-            putpixel(vp, x + i, y, viewports[vp].fgcolor);
-        } else
-            putpixel(vp, x + i, y, viewports[vp].bgcolor);
-}
 /***************************************************************/
 /* Character-console functions */
 /** Draw character at given position */
-static void draw_glyph(int vp,__u8 glyph, unsigned int sx, unsigned int sy)
+static void draw_glyph(int vp,__u8 glyph, unsigned int sx, unsigned int sy, style_t style)
+{
+    int i;
     unsigned int y;
+    unsigned int glline;
-    for (y = 0; y < FONT_SCANLINES; y++)
+    for (y = 0; y < FONT_SCANLINES; y++) {
-        draw_glyph_line(vp ,fb_font[glyph * FONT_SCANLINES + y], sx, sy + y);
+        glline = fb_font[glyph * FONT_SCANLINES + y];
+        for (i = 0; i < 8; i++) {
+            if (glline & (1 << (7 - i)))
+                putpixel(vp, sx + i, sy + y, style.fg_color);
+            else
+                putpixel(vp, sx + i, sy + y, style.bg_color);
+        }
+    }
+}
 /** Invert character at given position */
 static void invert_char(int vp,unsigned int row, unsigned int col)
+{
     for (y = 0; y < helenos_height; y++)
         for (x = 0; x < helenos_width; x++) {
             byte = helenos_bits[rowbytes * y + x / 8];
             byte >>= x % 8;
             if (byte & 1)
-                putpixel(vp ,startx + x, starty + y, viewports[vp].fgcolor);
+                putpixel(vp ,startx + x, starty + y, viewports[vp].style.fg_color);
+        }
+}
 /***************************************************************/
 /* Stdout specific functions */
     viewports[i].height = height;
     viewports[i].rows = height / FONT_SCANLINES;
     viewports[i].cols = width / COL_WIDTH;
-    viewports[i].bgcolor = DEFAULT_BGCOLOR;
+    viewports[i].style.bg_color = DEFAULT_BGCOLOR;
-    viewports[i].fgcolor = DEFAULT_FGCOLOR;
+    viewports[i].style.fg_color = DEFAULT_FGCOLOR;
     viewports[i].cur_col = 0;
     viewports[i].cur_row = 0;
     viewports[i].cursor_active = 0;
  * @param vp Viewport identification
  * @param c Character to print
  * @param row Screen position relative to viewport
  * @param col Screen position relative to viewport
  */
-static void draw_char(int vp, char c, unsigned int row, unsigned int col)
+static void draw_char(int vp, char c, unsigned int row, unsigned int col, style_t style)
+{
     viewport_t *vport = &viewports[vp];
     /* Optimize - do not hide cursor if we are going to overwrite it */
     if (vport->cursor_active && vport->cursor_shown &&
         (vport->cur_col != col || vport->cur_row != row))
         invert_char(vp, vport->cur_row, vport->cur_col);
-    draw_glyph(vp, c, col * COL_WIDTH, row * FONT_SCANLINES);
+    draw_glyph(vp, c, col * COL_WIDTH, row * FONT_SCANLINES, style);
     vport->cur_col = col;
     vport->cur_row = row;
     vport->cur_col++;
     int i;
     char c;
     clear_port(vp);
     for (i=0; i < vport->cols * vport->rows; i++) {
-        if (data[i].character == ' ') /* TODO: && data[i].style==vport->style */
+        if (data[i].character == ' ' && style_same(data[i].style,vport->style))
             continue;
-        draw_char(vp, data[i].character, i/vport->rows, i % vport->cols);
+        draw_char(vp, data[i].character, i/vport->rows, i % vport->cols,
+              data[i].style);
+    }
     cursor_print(vp);
+}
                 retval = EINVAL;
                 break;
+            }
             ipc_answer_fast(callid,0,0,0);
-            draw_char(vp, c, row, col);
+            draw_char(vp, c, row, col, vport->style);
             continue; /* msg already answered */
         case FB_CLEAR:
             clear_port(vp);
             cursor_print(vp);
             retval = 0;
+            }
             viewports[i].initialized = 0;
             retval = 0;
             break;
         case FB_SET_STYLE:
-            vport->fgcolor = IPC_GET_ARG1(call);
+            vport->style.fg_color = IPC_GET_ARG1(call);
-            vport->bgcolor = IPC_GET_ARG2(call);
+            vport->style.bg_color = IPC_GET_ARG2(call);
             retval = 0;
             break;
         case FB_GET_RESOLUTION:
             ipc_answer_fast(callid, 0, screen.xres,screen.yres);
             continue;

Subversion Repositories HelenOS-historic

(root)/uspace/trunk/fb/fb.c – Rev 1505 → 1509