KasmVNC/contrib/fltk/10-str2860-fltk-1.3.x-screen_num.patch
2020-09-20 12:16:44 +00:00

132 lines
4.7 KiB
Diff

diff -up fltk-1.3.0r9619/FL/Fl.H.screen_num fltk-1.3.0r9619/FL/Fl.H
--- fltk-1.3.0r9619/FL/Fl.H.screen_num 2012-07-03 13:49:28.663085580 +0200
+++ fltk-1.3.0r9619/FL/Fl.H 2012-07-03 13:49:28.731084402 +0200
@@ -806,6 +806,8 @@ public:
static void screen_xywh(int &X, int &Y, int &W, int &H, int mx, int my);
static void screen_xywh(int &X, int &Y, int &W, int &H, int n);
static void screen_xywh(int &X, int &Y, int &W, int &H, int mx, int my, int mw, int mh);
+ static int screen_num(int x, int y);
+ static int screen_num(int x, int y, int w, int h);
static void screen_dpi(float &h, float &v, int n=0);
static void screen_work_area(int &X, int &Y, int &W, int &H, int mx, int my);
static void screen_work_area(int &X, int &Y, int &W, int &H, int n);
diff -up fltk-1.3.0r9619/src/screen_xywh.cxx.screen_num fltk-1.3.0r9619/src/screen_xywh.cxx
--- fltk-1.3.0r9619/src/screen_xywh.cxx.screen_num 2012-03-23 17:47:53.000000000 +0100
+++ fltk-1.3.0r9619/src/screen_xywh.cxx 2012-07-03 13:58:01.947195396 +0200
@@ -215,21 +215,6 @@ int Fl::screen_count() {
return num_screens ? num_screens : 1;
}
-static int find_screen_with_point(int mx, int my) {
- int screen = 0;
- if (num_screens < 0) screen_init();
-
- for (int i = 0; i < num_screens; i ++) {
- int sx, sy, sw, sh;
- Fl::screen_xywh(sx, sy, sw, sh, i);
- if ((mx >= sx) && (mx < (sx+sw)) && (my >= sy) && (my < (sy+sh))) {
- screen = i;
- break;
- }
- }
- return screen;
-}
-
/**
Gets the bounding box of a screen
that contains the specified screen position \p mx, \p my
@@ -237,7 +222,7 @@ static int find_screen_with_point(int mx
\param[in] mx, my the absolute screen position
*/
void Fl::screen_xywh(int &X, int &Y, int &W, int &H, int mx, int my) {
- screen_xywh(X, Y, W, H, find_screen_with_point(mx, my));
+ screen_xywh(X, Y, W, H, screen_num(mx, my));
}
@@ -248,7 +233,7 @@ void Fl::screen_xywh(int &X, int &Y, int
\param[in] mx, my the absolute screen position
*/
void Fl::screen_work_area(int &X, int &Y, int &W, int &H, int mx, int my) {
- screen_work_area(X, Y, W, H, find_screen_with_point(mx, my));
+ screen_work_area(X, Y, W, H, screen_num(mx, my));
}
/**
@@ -321,6 +306,38 @@ void Fl::screen_xywh(int &X, int &Y, int
#endif // WIN32
}
+/**
+ Gets the screen bounding rect for the screen
+ which intersects the most with the rectangle
+ defined by \p mx, \p my, \p mw, \p mh.
+ \param[out] X,Y,W,H the corresponding screen bounding box
+ \param[in] mx, my, mw, mh the rectangle to search for intersection with
+ \see void screen_xywh(int &X, int &Y, int &W, int &H, int n)
+ */
+void Fl::screen_xywh(int &X, int &Y, int &W, int &H, int mx, int my, int mw, int mh) {
+ screen_xywh(X, Y, W, H, screen_num(mx, my, mw, mh));
+}
+
+/**
+ Gets the screen number of a screen
+ that contains the specified screen position \p x, \p y
+ \param[in] x, y the absolute screen position
+*/
+int Fl::screen_num(int x, int y) {
+ int screen = 0;
+ if (num_screens < 0) screen_init();
+
+ for (int i = 0; i < num_screens; i ++) {
+ int sx, sy, sw, sh;
+ Fl::screen_xywh(sx, sy, sw, sh, i);
+ if ((x >= sx) && (x < (sx+sw)) && (y >= sy) && (y < (sy+sh))) {
+ screen = i;
+ break;
+ }
+ }
+ return screen;
+}
+
static inline float fl_intersection(int x1, int y1, int w1, int h1,
int x2, int y2, int w2, int h2) {
if(x1+w1 < x2 || x2+w2 < x1 || y1+h1 < y2 || y2+h2 < y1)
@@ -333,30 +350,27 @@ static inline float fl_intersection(int
}
/**
- Gets the screen bounding rect for the screen
+ Gets the screen number for the screen
which intersects the most with the rectangle
- defined by \p mx, \p my, \p mw, \p mh.
- \param[out] X,Y,W,H the corresponding screen bounding box
- \param[in] mx, my, mw, mh the rectangle to search for intersection with
- \see void screen_xywh(int &X, int &Y, int &W, int &H, int n)
+ defined by \p x, \p y, \p w, \p h.
+ \param[in] x, y, w, h the rectangle to search for intersection with
*/
-void Fl::screen_xywh(int &X, int &Y, int &W, int &H, int mx, int my, int mw, int mh) {
+int Fl::screen_num(int x, int y, int w, int h) {
int best_screen = 0;
float best_intersection = 0.;
for(int i = 0; i < Fl::screen_count(); i++) {
int sx, sy, sw, sh;
Fl::screen_xywh(sx, sy, sw, sh, i);
- float sintersection = fl_intersection(mx, my, mw, mh, sx, sy, sw, sh);
+ float sintersection = fl_intersection(x, y, w, h, sx, sy, sw, sh);
if(sintersection > best_intersection) {
best_screen = i;
best_intersection = sintersection;
}
}
- screen_xywh(X, Y, W, H, best_screen);
+ return best_screen;
}
-
/**
Gets the screen resolution in dots-per-inch for the given screen.
\param[out] h, v horizontal and vertical resolution