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commit e4b0668fad36fe28497cf5fa9242e92b0865c90f
Author: ManoloFLTK <41016272+ManoloFLTK@users.noreply.github.com>
AuthorDate: Sat Apr 27 08:13:17 2024 +0200
Commit: ManoloFLTK <41016272+ManoloFLTK@users.noreply.github.com>
CommitDate: Sat Apr 27 08:13:17 2024 +0200
X11: simpler code to capture window decoration under xfce
src/drivers/X11/Fl_X11_Screen_Driver.cxx | 5 ++++-
src/drivers/X11/Fl_X11_Window_Driver.cxx | 19 ++-----------------
2 files changed, 6 insertions(+), 18 deletions(-)
diff --git src/drivers/X11/Fl_X11_Screen_Driver.cxx src/drivers/X11/Fl_X11_Screen_Driver.cxx
index 02ab347..fffce8d 100644
--- src/drivers/X11/Fl_X11_Screen_Driver.cxx
+++ src/drivers/X11/Fl_X11_Screen_Driver.cxx
@@ -640,6 +640,10 @@ extern "C" {
}
}
+
+// When capturing window decoration, w is negative and X,Y,w and h are in pixels;
+// otherwise X,Y,w and h are in FLTK units.
+//
Fl_RGB_Image *Fl_X11_Screen_Driver::read_win_rectangle(int X, int Y, int w, int h, Fl_Window *win, bool may_capture_subwins, bool *did_capture_subwins)
{
XImage *image; // Captured image
@@ -665,7 +669,6 @@ Fl_RGB_Image *Fl_X11_Screen_Driver::read_win_rectangle(int X, int Y, int w, int
//
int allow_outside = w < 0; // negative w allows negative X or Y, that is, window frame
if (w < 0) w = - w;
-// when capturing window decoration, X,Y,w and h are in pixels (not in FLTK units).
Window xid = (win && !allow_outside ? fl_xid(win) : fl_window);
float s = allow_outside ? 1 : Fl_Surface_Device::surface()->driver()->scale();
diff --git src/drivers/X11/Fl_X11_Window_Driver.cxx src/drivers/X11/Fl_X11_Window_Driver.cxx
index aed4b14..39d01a7 100644
--- src/drivers/X11/Fl_X11_Window_Driver.cxx
+++ src/drivers/X11/Fl_X11_Window_Driver.cxx
@@ -382,28 +382,13 @@ void Fl_X11_Window_Driver::capture_titlebar_and_borders(Fl_RGB_Image*& top, Fl_R
fl_window = parent;
if (htop) {
if (true_sides) {
- top = Fl::screen_driver()->read_win_rectangle(1, 1, -(ww-1), htop, pWindow);
- if (top) top->scale(decorated_w()+1, (htop / s)+1, 0, 1);
+ top = Fl::screen_driver()->read_win_rectangle(1, 1, -(ww-2), hh-2, pWindow);
+ if (top) top->scale(decorated_w(), decorated_h(), 0, 1);
} else {
top = Fl::screen_driver()->read_win_rectangle(wsides, wsides, -(ww-1), htop, pWindow);
if (top) top->scale(w(), htop / s, 0, 1);
}
}
- if (true_sides && wsides) {
- left = Fl::screen_driver()->read_win_rectangle(1, htop, -wsides, hh - htop - wsides, pWindow);
- if (left) {
- left->scale(wsides/s, h(), 0, 1);
- }
- if (left) {
- right = (Fl_RGB_Image*)left->copy(left->data_w(), left->data_h());
- right->scale(left->w(), left->h(), 0, 1);
- } else right = NULL;
-
- bottom = Fl::screen_driver()->read_win_rectangle(1, hh-wsides, -(ww-1), wsides, pWindow);
- if (bottom) {
- bottom->scale(decorated_w(), wsides / s, 0, 1);
- }
- }
fl_window = from;
}
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