Added FLTK.Widgets.Charts

5 files changed, 714 insertions, 0 deletions

diff --git a/src/c_fl_chart.cpp b/src/c_fl_chart.cpp
new file mode 100644
index 0000000..ac79731
--- /dev/null
+++ b/src/c_fl_chart.cpp
@@ -0,0 +1,147 @@
+
+
+#include <FL/Fl_Chart.H>
+#include "c_fl_chart.h"
+#include "c_fl_type.h"
+
+
+
+
+class My_Chart : public Fl_Chart {
+    public:
+        using Fl_Chart::Fl_Chart;
+        friend void chart_set_draw_hook(CHART n, void * d);
+        friend void fl_chart_draw(CHART n);
+        friend void chart_set_handle_hook(CHART n, void * h);
+        friend int fl_chart_handle(CHART n, int e);
+    protected:
+        void draw();
+        void real_draw();
+        int handle(int e);
+        int real_handle(int e);
+        d_hook_p draw_hook;
+        h_hook_p handle_hook;
+};
+
+void My_Chart::draw() {
+    (*draw_hook)(this->user_data());
+}
+
+void My_Chart::real_draw() {
+    Fl_Chart::draw();
+}
+
+int My_Chart::handle(int e) {
+    return (*handle_hook)(this->user_data(), e);
+}
+
+int My_Chart::real_handle(int e) {
+    return Fl_Chart::handle(e);
+}
+
+void chart_set_draw_hook(CHART n, void * d) {
+    reinterpret_cast<My_Chart*>(n)->draw_hook = reinterpret_cast<d_hook_p>(d);
+}
+
+void fl_chart_draw(CHART n) {
+    reinterpret_cast<My_Chart*>(n)->real_draw();
+}
+
+void chart_set_handle_hook(CHART n, void * h) {
+    reinterpret_cast<My_Chart*>(n)->handle_hook = reinterpret_cast<h_hook_p>(h);
+}
+
+int fl_chart_handle(CHART n, int e) {
+    return reinterpret_cast<My_Chart*>(n)->real_handle(e);
+}
+
+
+
+
+CHART new_fl_chart(int x, int y, int w, int h, char* label) {
+    My_Chart *b = new My_Chart(x, y, w, h, label);
+    return b;
+}
+
+void free_fl_chart(CHART b) {
+    delete reinterpret_cast<My_Chart*>(b);
+}
+
+
+
+
+void fl_chart_add(CHART b, double v, char * s, unsigned int c) {
+    reinterpret_cast<My_Chart*>(b)->add(v,s,c);
+}
+
+void fl_chart_insert(CHART b, int i, double v, char * s, unsigned int c) {
+    reinterpret_cast<My_Chart*>(b)->insert(i,v,s,c);
+}
+
+void fl_chart_replace(CHART b, int i, double v, char * s, unsigned int c) {
+    reinterpret_cast<My_Chart*>(b)->replace(i,v,s,c);
+}
+
+void fl_chart_clear(CHART b) {
+    reinterpret_cast<My_Chart*>(b)->clear();
+}
+
+
+
+
+int fl_chart_get_autosize(CHART b) {
+    return reinterpret_cast<My_Chart*>(b)->autosize();
+}
+
+void fl_chart_set_autosize(CHART b, int a) {
+    reinterpret_cast<My_Chart*>(b)->autosize(a);
+}
+
+void fl_chart_get_bounds(CHART b, double * l, double * u) {
+    reinterpret_cast<My_Chart*>(b)->bounds(l,u);
+}
+
+void fl_chart_set_bounds(CHART b, double l, double u) {
+    reinterpret_cast<My_Chart*>(b)->bounds(l,u);
+}
+
+int fl_chart_get_maxsize(CHART b) {
+    return reinterpret_cast<My_Chart*>(b)->maxsize();
+}
+
+void fl_chart_set_maxsize(CHART b, int m) {
+    reinterpret_cast<My_Chart*>(b)->maxsize(m);
+}
+
+int fl_chart_size(CHART b) {
+    return reinterpret_cast<My_Chart*>(b)->size();
+}
+
+
+
+
+unsigned int fl_chart_get_textcolor(CHART b) {
+    return reinterpret_cast<My_Chart*>(b)->textcolor();
+}
+
+void fl_chart_set_textcolor(CHART b, unsigned int c) {
+    reinterpret_cast<My_Chart*>(b)->textcolor(c);
+}
+
+int fl_chart_get_textfont(CHART b) {
+    return reinterpret_cast<My_Chart*>(b)->textfont();
+}
+
+void fl_chart_set_textfont(CHART b, int f) {
+    reinterpret_cast<My_Chart*>(b)->textfont(f);
+}
+
+int fl_chart_get_textsize(CHART b) {
+    return reinterpret_cast<My_Chart*>(b)->textsize();
+}
+
+void fl_chart_set_textsize(CHART b, int s) {
+    reinterpret_cast<My_Chart*>(b)->textsize(s);
+}
+
+
diff --git a/src/c_fl_chart.h b/src/c_fl_chart.h
new file mode 100644
index 0000000..76e8e26
--- /dev/null
+++ b/src/c_fl_chart.h
@@ -0,0 +1,52 @@
+
+
+#ifndef FL_CHART_GUARD
+#define FL_CHART_GUARD
+
+
+
+
+typedef void* CHART;
+
+
+
+
+extern "C" void chart_set_draw_hook(CHART n, void * d);
+extern "C" void fl_chart_draw(CHART n);
+extern "C" void chart_set_handle_hook(CHART n, void * h);
+extern "C" int fl_chart_handle(CHART n, int e);
+
+
+
+
+extern "C" CHART new_fl_chart(int x, int y, int w, int h, char * label);
+extern "C" void free_fl_chart(CHART b);
+
+
+
+
+extern "C" void fl_chart_add(CHART b, double v, char * s, unsigned int c);
+extern "C" void fl_chart_insert(CHART b, int i, double v, char * s, unsigned int c);
+extern "C" void fl_chart_replace(CHART b, int i, double v, char * s, unsigned int c);
+extern "C" void fl_chart_clear(CHART b);
+
+
+extern "C" int fl_chart_get_autosize(CHART b);
+extern "C" void fl_chart_set_autosize(CHART b, int a);
+extern "C" void fl_chart_get_bounds(CHART b, double * l, double * u);
+extern "C" void fl_chart_set_bounds(CHART b, double l, double u);
+extern "C" int fl_chart_get_maxsize(CHART b);
+extern "C" void fl_chart_set_maxsize(CHART b, int m);
+extern "C" int fl_chart_size(CHART b);
+
+
+extern "C" unsigned int fl_chart_get_textcolor(CHART b);
+extern "C" void fl_chart_set_textcolor(CHART b, unsigned int c);
+extern "C" int fl_chart_get_textfont(CHART b);
+extern "C" void fl_chart_set_textfont(CHART b, int f);
+extern "C" int fl_chart_get_textsize(CHART b);
+extern "C" void fl_chart_set_textsize(CHART b, int s);
+
+
+#endif
+
diff --git a/src/fltk-widgets-charts.adb b/src/fltk-widgets-charts.adb
new file mode 100644
index 0000000..f828576
--- /dev/null
+++ b/src/fltk-widgets-charts.adb
@@ -0,0 +1,385 @@
+
+
+with
+
+    Interfaces.C,
+    System;
+
+use type
+
+    Interfaces.C.int,
+    System.Address;
+
+
+package body FLTK.Widgets.Charts is
+
+
+    procedure chart_set_draw_hook
+           (W, D : in System.Address);
+    pragma Import (C, chart_set_draw_hook, "chart_set_draw_hook");
+
+    procedure chart_set_handle_hook
+           (W, H : in System.Address);
+    pragma Import (C, chart_set_handle_hook, "chart_set_handle_hook");
+
+
+
+
+    function new_fl_chart
+           (X, Y, W, H : in Interfaces.C.int;
+            Text       : in Interfaces.C.char_array)
+        return System.Address;
+    pragma Import (C, new_fl_chart, "new_fl_chart");
+
+    procedure free_fl_chart
+           (B : in System.Address);
+    pragma Import (C, free_fl_chart, "free_fl_chart");
+
+
+
+
+    procedure fl_chart_add
+           (C : in System.Address;
+            V : in Interfaces.C.double;
+            L : in Interfaces.C.char_array;
+            P : in Interfaces.C.unsigned);
+    pragma Import (C, fl_chart_add, "fl_chart_add");
+
+    procedure fl_chart_insert
+           (C : in System.Address;
+            I : in Interfaces.C.int;
+            V : in Interfaces.C.double;
+            L : in Interfaces.C.char_array;
+            P : in Interfaces.C.unsigned);
+    pragma Import (C, fl_chart_insert, "fl_chart_insert");
+
+    procedure fl_chart_replace
+           (C : in System.Address;
+            I : in Interfaces.C.int;
+            V : in Interfaces.C.double;
+            L : in Interfaces.C.char_array;
+            P : in Interfaces.C.unsigned);
+    pragma Import (C, fl_chart_replace, "fl_chart_replace");
+
+    procedure fl_chart_clear
+           (C : in System.Address);
+    pragma Import (C, fl_chart_clear, "fl_chart_clear");
+
+
+
+
+    function fl_chart_get_autosize
+           (C : in System.Address)
+        return Interfaces.C.int;
+    pragma Import (C, fl_chart_get_autosize, "fl_chart_get_autosize");
+
+    procedure fl_chart_set_autosize
+           (C : in System.Address;
+            A : in Interfaces.C.int);
+    pragma Import (C, fl_chart_set_autosize, "fl_chart_set_autosize");
+
+    procedure fl_chart_get_bounds
+           (C    : in     System.Address;
+            L, U :    out Interfaces.C.double);
+    pragma Import (C, fl_chart_get_bounds, "fl_chart_get_bounds");
+
+    procedure fl_chart_set_bounds
+           (C    : in System.Address;
+            L, U : in Interfaces.C.double);
+    pragma Import (C, fl_chart_set_bounds, "fl_chart_set_bounds");
+
+    function fl_chart_get_maxsize
+           (C : in System.Address)
+        return Interfaces.C.int;
+    pragma Import (C, fl_chart_get_maxsize, "fl_chart_get_maxsize");
+
+    procedure fl_chart_set_maxsize
+           (C : in System.Address;
+            T : in Interfaces.C.int);
+    pragma Import (C, fl_chart_set_maxsize, "fl_chart_set_maxsize");
+
+    function fl_chart_size
+           (C : in System.Address)
+        return Interfaces.C.int;
+    pragma Import (C, fl_chart_size, "fl_chart_size");
+
+
+
+
+    function fl_chart_get_textcolor
+           (C : in System.Address)
+        return Interfaces.C.unsigned;
+    pragma Import (C, fl_chart_get_textcolor, "fl_chart_get_textcolor");
+
+    procedure fl_chart_set_textcolor
+           (C : in System.Address;
+            T : in Interfaces.C.unsigned);
+    pragma Import (C, fl_chart_set_textcolor, "fl_chart_set_textcolor");
+
+    function fl_chart_get_textfont
+           (C : in System.Address)
+        return Interfaces.C.int;
+    pragma Import (C, fl_chart_get_textfont, "fl_chart_get_textfont");
+
+    procedure fl_chart_set_textfont
+           (C : in System.Address;
+            T : in Interfaces.C.int);
+    pragma Import (C, fl_chart_set_textfont, "fl_chart_set_textfont");
+
+    function fl_chart_get_textsize
+           (C : in System.Address)
+        return Interfaces.C.int;
+    pragma Import (C, fl_chart_get_textsize, "fl_chart_get_textsize");
+
+    procedure fl_chart_set_textsize
+           (C : in System.Address;
+            T : in Interfaces.C.int);
+    pragma Import (C, fl_chart_set_textsize, "fl_chart_set_textsize");
+
+
+
+
+    procedure fl_chart_draw
+           (W : in System.Address);
+    pragma Import (C, fl_chart_draw, "fl_chart_draw");
+
+    function fl_chart_handle
+           (W : in System.Address;
+            E : in Interfaces.C.int)
+        return Interfaces.C.int;
+    pragma Import (C, fl_chart_handle, "fl_chart_handle");
+
+
+
+
+    procedure Finalize
+           (This : in out Chart) is
+    begin
+        if  This.Void_Ptr /= System.Null_Address and then
+            This in Chart'Class
+        then
+            free_fl_chart (This.Void_Ptr);
+            This.Void_Ptr := System.Null_Address;
+        end if;
+        Finalize (Widget (This));
+    end Finalize;
+
+
+
+
+    package body Forge is
+
+        function Create
+               (X, Y, W, H : in Integer;
+                Text       : in String)
+            return Chart is
+        begin
+            return This : Chart do
+                This.Void_Ptr := new_fl_chart
+                       (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));
+                chart_set_draw_hook (This.Void_Ptr, Draw_Hook'Address);
+                chart_set_handle_hook (This.Void_Ptr, Handle_Hook'Address);
+            end return;
+        end Create;
+
+    end Forge;
+
+
+
+
+    procedure Add
+           (This       : in out Chart;
+            Data_Value : in     Long_Float;
+            Data_Label : in     String := "";
+            Data_Color : in     Color := No_Color) is
+    begin
+        fl_chart_add
+           (This.Void_Ptr,
+            Interfaces.C.double (Data_Value),
+            Interfaces.C.To_C (Data_Label),
+            Interfaces.C.unsigned (Data_Color));
+    end Add;
+
+
+    procedure Insert
+           (This       : in out Chart;
+            Position   : in     Natural;
+            Data_Value : in     Long_Float;
+            Data_Label : in     String := "";
+            Data_Color : in     Color := No_Color) is
+    begin
+        fl_chart_insert
+           (This.Void_Ptr,
+            Interfaces.C.int (Position),
+            Interfaces.C.double (Data_Value),
+            Interfaces.C.To_C (Data_Label),
+            Interfaces.C.unsigned (Data_Color));
+    end Insert;
+
+
+    procedure Replace
+           (This       : in out Chart;
+            Position   : in     Natural;
+            Data_Value : in     Long_Float;
+            Data_Label : in     String := "";
+            Data_Color : in     Color := No_Color) is
+    begin
+        fl_chart_replace
+           (This.Void_Ptr,
+            Interfaces.C.int (Position),
+            Interfaces.C.double (Data_Value),
+            Interfaces.C.To_C (Data_Label),
+            Interfaces.C.unsigned (Data_Color));
+    end Replace;
+
+
+    procedure Clear
+           (This : in out Chart) is
+    begin
+        fl_chart_clear (This.Void_Ptr);
+    end Clear;
+
+
+
+
+    function Will_Autosize
+           (This : in Chart)
+        return Boolean is
+    begin
+        return fl_chart_get_autosize (This.Void_Ptr) /= 0;
+    end Will_Autosize;
+
+
+    procedure Set_Autosize
+           (This : in out Chart;
+            To   : in     Boolean) is
+    begin
+        fl_chart_set_autosize (This.Void_Ptr, Boolean'Pos (To));
+    end Set_Autosize;
+
+
+    procedure Get_Bounds
+           (This         : in     Chart;
+            Lower, Upper :    out Long_Float)
+    is
+        L, U : Interfaces.C.double;
+    begin
+        fl_chart_get_bounds (This.Void_Ptr, L, U);
+        Lower := Long_Float (L);
+        Upper := Long_Float (U);
+    end Get_Bounds;
+
+
+    procedure Set_Bounds
+           (This         : in out Chart;
+            Lower, Upper : in     Long_Float) is
+    begin
+        fl_chart_set_bounds
+           (This.Void_Ptr,
+            Interfaces.C.double (Lower),
+            Interfaces.C.double (Upper));
+    end Set_Bounds;
+
+
+    function Get_Maximum_Size
+           (This : in Chart)
+        return Natural is
+    begin
+        return Natural (fl_chart_get_maxsize (This.Void_Ptr));
+    end Get_Maximum_Size;
+
+
+    procedure Set_Maximum_Size
+           (This : in out Chart;
+            To   : in     Natural) is
+    begin
+        fl_chart_set_maxsize (This.Void_Ptr, Interfaces.C.int (To));
+    end Set_Maximum_Size;
+
+
+    function Get_Size
+           (This : in Chart)
+        return Natural is
+    begin
+        return Natural (fl_chart_size (This.Void_Ptr));
+    end Get_Size;
+
+
+
+
+    function Get_Text_Color
+           (This : in Chart)
+        return Color is
+    begin
+        return Color (fl_chart_get_textcolor (This.Void_Ptr));
+    end Get_Text_Color;
+
+
+    procedure Set_Text_Color
+           (This : in out Chart;
+            To   : in     Color) is
+    begin
+        fl_chart_set_textcolor (This.Void_Ptr, Interfaces.C.unsigned (To));
+    end Set_Text_Color;
+
+
+    function Get_Text_Font
+           (This : in Chart)
+        return Font_Kind is
+    begin
+        return Font_Kind'Val (fl_chart_get_textfont (This.Void_Ptr));
+    end Get_Text_Font;
+
+
+    procedure Set_Text_Font
+           (This : in out Chart;
+            To   : in     Font_Kind) is
+    begin
+        fl_chart_set_textfont (This.Void_Ptr, Font_Kind'Pos (To));
+    end Set_Text_Font;
+
+
+    function Get_Text_Size
+           (This : in Chart)
+        return Font_Size is
+    begin
+        return Font_Size (fl_chart_get_textsize (This.Void_Ptr));
+    end Get_Text_Size;
+
+
+    procedure Set_Text_Size
+           (This : in out Chart;
+            To   : in     Font_Size) is
+    begin
+        fl_chart_set_textsize (This.Void_Ptr, Interfaces.C.int (To));
+    end Set_Text_Size;
+
+
+
+
+    procedure Draw
+           (This : in out Chart) is
+    begin
+        fl_chart_draw (This.Void_Ptr);
+    end Draw;
+
+
+    function Handle
+           (This  : in out Chart;
+            Event : in     Event_Kind)
+        return Event_Outcome is
+    begin
+        return Event_Outcome'Val
+               (fl_chart_handle (This.Void_Ptr, Event_Kind'Pos (Event)));
+    end Handle;
+
+
+end FLTK.Widgets.Charts;
+
diff --git a/src/fltk-widgets-charts.ads b/src/fltk-widgets-charts.ads
new file mode 100644
index 0000000..50373b0
--- /dev/null
+++ b/src/fltk-widgets-charts.ads
@@ -0,0 +1,126 @@
+
+
+package FLTK.Widgets.Charts is
+
+
+    type Chart is new Widget with private;
+
+
+
+
+    package Forge is
+
+        function Create
+               (X, Y, W, H : in Integer;
+                Text       : in String)
+            return Chart;
+
+    end Forge;
+
+
+
+
+    procedure Add
+           (This       : in out Chart;
+            Data_Value : in     Long_Float;
+            Data_Label : in     String := "";
+            Data_Color : in     Color := No_Color);
+
+    procedure Insert
+           (This       : in out Chart;
+            Position   : in     Natural;
+            Data_Value : in     Long_Float;
+            Data_Label : in     String := "";
+            Data_Color : in     Color := No_Color);
+
+    procedure Replace
+           (This       : in out Chart;
+            Position   : in     Natural;
+            Data_Value : in     Long_Float;
+            Data_Label : in     String := "";
+            Data_Color : in     Color := No_Color);
+
+    procedure Clear
+           (This : in out Chart);
+
+
+
+
+    function Will_Autosize
+           (This : in Chart)
+        return Boolean;
+
+    procedure Set_Autosize
+           (This : in out Chart;
+            To   : in     Boolean);
+
+    procedure Get_Bounds
+           (This         : in     Chart;
+            Lower, Upper :    out Long_Float);
+
+    procedure Set_Bounds
+           (This         : in out Chart;
+            Lower, Upper : in     Long_Float);
+
+    function Get_Maximum_Size
+           (This : in Chart)
+        return Natural;
+
+    procedure Set_Maximum_Size
+           (This : in out Chart;
+            To   : in     Natural);
+
+    function Get_Size
+           (This : in Chart)
+        return Natural;
+
+
+
+
+    function Get_Text_Color
+           (This : in Chart)
+        return Color;
+
+    procedure Set_Text_Color
+           (This : in out Chart;
+            To   : in     Color);
+
+    function Get_Text_Font
+           (This : in Chart)
+        return Font_Kind;
+
+    procedure Set_Text_Font
+           (This : in out Chart;
+            To   : in     Font_Kind);
+
+    function Get_Text_Size
+           (This : in Chart)
+        return Font_Size;
+
+    procedure Set_Text_Size
+           (This : in out Chart;
+            To   : in     Font_Size);
+
+
+
+
+    procedure Draw
+           (This : in out Chart);
+
+    function Handle
+           (This  : in out Chart;
+            Event : in     Event_Kind)
+        return Event_Outcome;
+
+
+private
+
+
+    type Chart is new Widget with null record;
+
+    overriding procedure Finalize
+           (This : in out Chart);
+
+
+end FLTK.Widgets.Charts;
+
diff --git a/src/fltk.ads b/src/fltk.ads
index 91a7b94..025fe16 100644
--- a/src/fltk.ads
+++ b/src/fltk.ads
@@ -24,6 +24,7 @@ package FLTK is
 
 
     type Color is new Natural;
+    No_Color : constant Color;
 
 
     type Alignment is private;
@@ -213,6 +214,9 @@ private
            (This : in out Wrapper);
 
 
+    No_Color : constant Color := 0;
+
+
     type Alignment is new Interfaces.Unsigned_16;
     Align_Center : constant Alignment := 0;
     Align_Top    : constant Alignment := 1;