Added Float_Input widgets

4 files changed, 230 insertions, 0 deletions

diff --git a/src/c_fl_float_input.cpp b/src/c_fl_float_input.cpp
new file mode 100644
index 0000000..d8812c7
--- /dev/null
+++ b/src/c_fl_float_input.cpp
@@ -0,0 +1,63 @@
+
+
+#include <FL/Fl_Float_Input.H>
+#include "c_fl_float_input.h"
+
+
+typedef void (hook)(void*);
+typedef hook* hook_p;
+
+
+
+
+class My_Float_Input : public Fl_Float_Input {
+    public:
+        using Fl_Float_Input::Fl_Float_Input;
+        friend void float_input_set_draw_hook(FLOAT_INPUT n, void * d);
+        friend void fl_float_input_draw(FLOAT_INPUT n);
+    protected:
+        void draw();
+        void real_draw();
+        hook_p draw_hook;
+};
+
+
+void My_Float_Input::draw() {
+    (*draw_hook)(this->user_data());
+}
+
+
+void My_Float_Input::real_draw() {
+    Fl_Float_Input::draw();
+}
+
+
+void float_input_set_draw_hook(FLOAT_INPUT n, void * d) {
+    reinterpret_cast<My_Float_Input*>(n)->draw_hook = reinterpret_cast<hook_p>(d);
+}
+
+
+void fl_float_input_draw(FLOAT_INPUT n) {
+    reinterpret_cast<My_Float_Input*>(n)->real_draw();
+}
+
+
+
+
+FLOAT_INPUT new_fl_float_input(int x, int y, int w, int h, char* label) {
+    My_Float_Input *i = new My_Float_Input(x, y, w, h, label);
+    return i;
+}
+
+
+void free_fl_float_input(FLOAT_INPUT i) {
+    delete reinterpret_cast<My_Float_Input*>(i);
+}
+
+
+
+
+const char * fl_float_input_get_value(FLOAT_INPUT i) {
+    return reinterpret_cast<Fl_Float_Input*>(i)->value();
+}
+
diff --git a/src/c_fl_float_input.h b/src/c_fl_float_input.h
new file mode 100644
index 0000000..187a176
--- /dev/null
+++ b/src/c_fl_float_input.h
@@ -0,0 +1,21 @@
+
+
+#ifndef FL_FLOAT_INPUT_GUARD
+#define FL_FLOAT_INPUT_GUARD
+
+
+typedef void* FLOAT_INPUT;
+
+
+extern "C" void float_input_set_draw_hook(FLOAT_INPUT n, void * d);
+extern "C" void fl_float_input_draw(FLOAT_INPUT n);
+
+extern "C" FLOAT_INPUT new_fl_float_input(int x, int y, int w, int h, char* label);
+extern "C" void free_fl_float_input(FLOAT_INPUT i);
+
+
+extern "C" const char * fl_float_input_get_value(FLOAT_INPUT i);
+
+
+#endif
+
diff --git a/src/fltk-widgets-inputs-float.adb b/src/fltk-widgets-inputs-float.adb
new file mode 100644
index 0000000..2287140
--- /dev/null
+++ b/src/fltk-widgets-inputs-float.adb
@@ -0,0 +1,111 @@
+
+
+with Interfaces.C.Strings;
+with System;
+use type System.Address;
+
+
+package body FLTK.Widgets.Inputs.Float is
+
+
+    procedure float_input_set_draw_hook
+           (W, D : in System.Address);
+    pragma Import (C, float_input_set_draw_hook, "float_input_set_draw_hook");
+
+    procedure fl_float_input_draw
+           (W : in System.Address);
+    pragma Import (C, fl_float_input_draw, "fl_float_input_draw");
+
+    function new_fl_float_input
+           (X, Y, W, H : in Interfaces.C.int;
+            Text       : in Interfaces.C.char_array)
+        return System.Address;
+    pragma Import (C, new_fl_float_input, "new_fl_float_input");
+
+    procedure free_fl_float_input
+           (F : in System.Address);
+    pragma Import (C, free_fl_float_input, "free_fl_float_input");
+
+    function fl_float_input_get_value
+           (F : in System.Address)
+        return Interfaces.C.Strings.chars_ptr;
+    pragma Import (C, fl_float_input_get_value, "fl_float_input_get_value");
+
+
+
+
+    procedure Draw_Hook (U : in System.Address);
+    pragma Convention (C, Draw_Hook);
+
+    procedure Draw_Hook
+           (U : in System.Address)
+    is
+        package Float_Input_Convert is new
+            System.Address_To_Access_Conversions (Float_Input'Class);
+
+        Ada_Input : access Float_Input'Class :=
+            Float_Input_Convert.To_Pointer (U);
+    begin
+        Ada_Input.Draw;
+    end Draw_Hook;
+
+
+
+
+    procedure Draw
+           (This : in out Float_Input) is
+    begin
+        fl_float_input_draw (This.Void_Ptr);
+    end Draw;
+
+
+
+
+    procedure Finalize
+           (This : in out Float_Input) is
+    begin
+        if  This in Float_Input and then
+            This.Void_Ptr /= System.Null_Address
+        then
+            free_fl_float_input (This.Void_Ptr);
+        end if;
+        Finalize (Input (This));
+    end Finalize;
+
+
+
+
+    function Create
+           (X, Y, W, H : in Integer;
+            Text       : in String)
+        return Float_Input is
+    begin
+        return This : Float_Input do
+            This.Void_Ptr := new_fl_float_input
+                   (Interfaces.C.int (X),
+                    Interfaces.C.int (Y),
+                    Interfaces.C.int (W),
+                    Interfaces.C.int (H),
+                    Interfaces.C.To_C (Text));
+            fl_widget_set_user_data
+                   (This.Void_Ptr,
+                    Widget_Convert.To_Address (This'Unchecked_Access));
+            float_input_set_draw_hook (This.Void_Ptr, Draw_Hook'Address);
+        end return;
+    end Create;
+
+
+
+
+    function Get_Value
+           (This : in Float_Input)
+        return Standard.Float is
+    begin
+        return Standard.Float'Value
+               (Interfaces.C.Strings.Value
+                       (fl_float_input_get_value (This.Void_Ptr)));
+    end Get_Value;
+
+
+end FLTK.Widgets.Inputs.Float;
+
diff --git a/src/fltk-widgets-inputs-float.ads b/src/fltk-widgets-inputs-float.ads
new file mode 100644
index 0000000..8d6abaa
--- /dev/null
+++ b/src/fltk-widgets-inputs-float.ads
@@ -0,0 +1,35 @@
+
+
+package FLTK.Widgets.Inputs.Float is
+
+
+    type Float_Input is new Input with private;
+
+
+    function Create
+           (X, Y, W, H : in Integer;
+            Text       : in String)
+        return Float_Input;
+
+
+    function Get_Value
+           (This : in Float_Input)
+        return Standard.Float;
+
+
+    procedure Draw
+           (This : in out Float_Input);
+
+
+private
+
+
+    type Float_Input is new Input with null record;
+
+
+    overriding procedure Finalize
+           (This : in out Float_Input);
+
+
+end FLTK.Widgets.Inputs.Float;
+