diff options
Diffstat (limited to 'src/ScreenDump.cxx')
| -rw-r--r-- | src/ScreenDump.cxx | 20 |
1 files changed, 11 insertions, 9 deletions
diff --git a/src/ScreenDump.cxx b/src/ScreenDump.cxx index 20a038f..d238535 100644 --- a/src/ScreenDump.cxx +++ b/src/ScreenDump.cxx @@ -7,15 +7,17 @@ #include "JPEGOutputImage.H" #include "ScreenDump.H" -ScreenDump::ScreenDump(GipfelWidget *g) { +ScreenDump::ScreenDump(GipfelWidget *gipf) { Fl_Offscreen offscreen; - gipf = g; + w = gipf->w(); + h = gipf->h(); + Fl::flush(); - offscreen = fl_create_offscreen(gipf->w(), gipf->h()); + offscreen = fl_create_offscreen(w, h); fl_begin_offscreen(offscreen); gipf->draw(); - rgb = fl_read_image(NULL, 0, 0, gipf->w(), gipf->h()); + rgb = fl_read_image(NULL, 0, 0, w, h); fl_end_offscreen(); fl_delete_offscreen(offscreen); } @@ -28,15 +30,15 @@ int ScreenDump::save(const char *file) { JPEGOutputImage out(file, 95); - out.init(gipf->w(), gipf->h()); + out.init(w, h); - for (int y = 0; y < gipf->h(); y++) { - for (int x = 0; x < gipf->w(); x++) { - unsigned char *px = &rgb[(y * gipf->w() + x) * 3]; + for (int y = 0; y < h; y++) { + for (int x = 0; x < w; x++) { + unsigned char *px = &rgb[(y * w + x) * 3]; out.set_pixel(x, px[0] * 255, px[1] * 255, px[2] * 255); } out.next_line(); } - out.done(); + return out.done(); } |