diff options
Diffstat (limited to 'documentation/src')
| -rw-r--r-- | documentation/src/drawing.dox | 23 |
1 files changed, 12 insertions, 11 deletions
diff --git a/documentation/src/drawing.dox b/documentation/src/drawing.dox index 76f24584e..4596c1a42 100644 --- a/documentation/src/drawing.dox +++ b/documentation/src/drawing.dox @@ -36,8 +36,13 @@ header file. FLTK provides the following types of drawing functions: \li \ref ssect_Fast \li \ref ssect_Complex \li \ref ssect_Text -\li \ref ssect_Fl_Image +\li \ref ssect_Fonts +\li \ref ssect_CharacterEncoding \li \ref ssect_Overlay +\li \ref drawing_images +\li \ref ssect_DirectImageDrawing +\li \ref ssect_DirectImageReading +\li \ref ssect_Fl_Image \li \ref ssect_Offscreen <A name="boxdraw"></A> <!-- For old HTML links only ! --> @@ -735,10 +740,8 @@ transformation matrix is not the identity is not defined, so you should only draw images when the matrix is set to the identity. <A NAME="fl_draw_image"></A> <!-- For old HTML links only ! --> -void fl_draw_image(const uchar *, int X, int Y, int W, int H, -int D = 3, int LD = 0) <br> -void fl_draw_image_mono(const uchar *, int X, int Y, int W, int H, -int D = 1, int LD = 0) +void fl_draw_image(const uchar *buf,int X,int Y,int W,int H,int D,int L)<br> +void fl_draw_image_mono(const uchar *buf,int X,int Y,int W,int H,int D,int L) \par Draw an 8-bit per color RGB or luminance image. The pointer @@ -748,7 +751,7 @@ put the top-left corner. <tt>W</tt> and <tt>H</tt> define the size of the image. <tt>D</tt> is the delta to add to the pointer between pixels, it may be any value greater or equal to <tt>3</tt>, or it can be negative to flip the image -horizontally. <tt>LD</tt> is the delta to add to the pointer +horizontally. <tt>L</tt> is the delta to add to the pointer between lines (if 0 is passed it uses <tt>W * D</tt>), and may be larger than <tt>W * D</tt> to crop data, or negative to flip the image vertically. @@ -778,11 +781,9 @@ If FLTK cannot draw the image in the current visual it will abort. FLTK supports any visual of 8 bits or less, and all common TrueColor visuals up to 32 bits. -typedef void (*fl_draw_image_cb)(void *, int x, int y, int w, uchar *) <br> -void fl_draw_image(fl_draw_image_cb, void *, int X, int Y, int W, int H, -int D = 3) <br> -void fl_draw_image_mono(fl_draw_image_cb, void *, int X, int Y, int W, int H, -int D = 1) +typedef void (*Fl_Draw_Image_Cb)(void *data,int x,int y,int w,uchar *buf) <br> +void fl_draw_image(Fl_Draw_Image_Cb cb,void *data,int X,int Y,int W,int H,int D) <br> +void fl_draw_image_mono(Fl_Draw_Image_Cb cb,void *data,int X,int Y,int W,int H,int D) \par Call the passed function to provide each scan line of the |