From 66a97b54e046d0a7e990f3167abd58055f81b36b Mon Sep 17 00:00:00 2001
From: Szymon Wilczek <kazeuser@gmail.com>
Date: Tue, 5 Aug 2008 14:10:11 +0000
Subject: [PATCH] Cursor support added

---
 include/SDL_events.h              |  1 +
 include/SDL_mouse.h               |  2 ++
 src/events/SDL_mouse.c            | 25 ++++++++++++++++++++++++-
 src/events/SDL_mouse_c.h          |  9 ++++++++-
 src/video/win32/SDL_win32events.c |  3 ++-
 src/video/win32/SDL_win32mouse.c  |  8 +++++---
 6 files changed, 42 insertions(+), 6 deletions(-)

diff --git a/include/SDL_events.h b/include/SDL_events.h
index 11ce4470d..b00e7b0fc 100644
--- a/include/SDL_events.h
+++ b/include/SDL_events.h
@@ -180,6 +180,7 @@ typedef struct SDL_MouseMotionEvent
     int pressure_min;       /**< Minimum value of the pressure reported by the device*/
     int rotation;           /**<For future use */
     int tilt;               /**<For future use */
+    int cursor;             /**< The cursor being used in the event */
     int xrel;               /**< The relative motion in the X direction */
     int yrel;               /**< The relative motion in the Y direction */
     SDL_WindowID windowID;  /**< The window with mouse focus, if any */
diff --git a/include/SDL_mouse.h b/include/SDL_mouse.h
index 1aa803b37..2abca6038 100644
--- a/include/SDL_mouse.h
+++ b/include/SDL_mouse.h
@@ -208,6 +208,8 @@ extern DECLSPEC int SDLCALL SDL_GetNumOfMice(void);
 
 extern DECLSPEC char* SDLCALL SDL_GetMouseName(int index);
 
+extern DECLSPEC int SDLCALL SDL_GetCursorsNumber(int index);
+
 #define SDL_BUTTON(X)		(1 << ((X)-1))
 #define SDL_BUTTON_LEFT		1
 #define SDL_BUTTON_MIDDLE	2
diff --git a/src/events/SDL_mouse.c b/src/events/SDL_mouse.c
index bccec67f4..28bc562bb 100644
--- a/src/events/SDL_mouse.c
+++ b/src/events/SDL_mouse.c
@@ -52,7 +52,8 @@ SDL_GetMouse(int index)
 }
 
 int
-SDL_AddMouse(const SDL_Mouse * mouse, int index, char* name,int pressure_max,int pressure_min)
+SDL_AddMouse(const SDL_Mouse * mouse, int index, char* name,int pressure_max,\
+int pressure_min, int ends)
 {
     SDL_Mouse **mice;
     int selected_mouse;
@@ -98,6 +99,8 @@ SDL_AddMouse(const SDL_Mouse * mouse, int index, char* name,int pressure_max,int
 	thanx to that, the users that don't want to use many mouses don't have to
 	worry about anything*/
     SDL_mice[index]->relative_mode=SDL_FALSE;
+    SDL_mice[index]->current_end=0;
+    SDL_mice[index]->total_ends=ends;
     SDL_SelectMouse(selected_mouse);
 
     return index;
@@ -460,6 +463,7 @@ SDL_SendMouseMotion(int id, int relative, int x, int y,int z)
         event.motion.windowID = mouse->focus;
         event.motion.pressure_max=mouse->pressure_max;
         event.motion.pressure_min=mouse->pressure_min;
+		event.motion.cursor=SDL_mice[index]->current_end;
         posted = (SDL_PushEvent(&event) > 0);
     }
     last_x=x;
@@ -796,5 +800,24 @@ void SDL_UpdateCoordinates(int x, int y)
     x_max=x;
     y_max=y;
 }
+
+void SDL_ChangeEnd(int id, int end)
+{
+	int index=SDL_GetIndexById(id);
+	SDL_mice[index]->current_end=end;
+}
+
+int SDL_GetCursorsNumber(int index)
+{
+	if(index>=SDL_num_mice)
+	{
+		return -1;
+	}
+	if(SDL_mice[index]==NULL)
+	{
+		return -1;
+	}
+	return SDL_mice[index]->total_ends;
+}
 /* vi: set ts=4 sw=4 expandtab: */
 
diff --git a/src/events/SDL_mouse_c.h b/src/events/SDL_mouse_c.h
index 0c4d6b00b..6917a46f6 100644
--- a/src/events/SDL_mouse_c.h
+++ b/src/events/SDL_mouse_c.h
@@ -62,6 +62,8 @@ struct SDL_Mouse
     int pressure_min;
     int tilt;/*for future use*/
     int rotation;/*for future use*/
+    int total_ends;
+    int current_end;
 
     /* Data common to all mice */
     SDL_WindowID focus;
@@ -96,7 +98,8 @@ extern SDL_Mouse *SDL_GetMouse(int index);
 /* Add a mouse, possibly reattaching at a particular index (or -1),
    returning the index of the mouse, or -1 if there was an error.
  */
-extern int SDL_AddMouse(const SDL_Mouse * mouse, int index, char* name, int pressure_max, int pressure_min);
+extern int SDL_AddMouse(const SDL_Mouse * mouse, int index, char* name,\
+ int pressure_max, int pressure_min, int ends);
 
 /* Remove a mouse at an index, clearing the slot for later */
 extern void SDL_DelMouse(int index);
@@ -129,6 +132,10 @@ extern char* SDL_GetMouseName(int index);
 
 extern void SDL_UpdateCoordinates(int x, int y);
 
+extern void SDL_ChangeEnd(int id, int end);
+
+extern int SDL_GetCursorsNumber(int index);
+
 #endif /* _SDL_mouse_c_h */
 
 /* vi: set ts=4 sw=4 expandtab: */
diff --git a/src/video/win32/SDL_win32events.c b/src/video/win32/SDL_win32events.c
index df4ebe2a2..0486f4f12 100644
--- a/src/video/win32/SDL_win32events.c
+++ b/src/video/win32/SDL_win32events.c
@@ -32,7 +32,7 @@
 #include "SDL_vkeys.h"
 #include "../../events/SDL_events_c.h"
 #include <wintab.h>
-#define PACKETDATA ( PK_X | PK_Y | PK_BUTTONS | PK_NORMAL_PRESSURE)
+#define PACKETDATA ( PK_X | PK_Y | PK_BUTTONS | PK_NORMAL_PRESSURE | PK_CURSOR)
 #define PACKETMODE 0
 #include <pktdef.h>
 
@@ -141,6 +141,7 @@ WIN_WindowProc(HWND hwnd, UINT msg, WPARAM wParam, LPARAM lParam)
 			/*if we receive such data we need to update the pressure*/
 			if (WTPacket((HCTX)lParam, wParam, &packet))
 			{
+				SDL_ChangeEnd(tablet, (int)packet.pkCursor);
 				pressure=(int)packet.pkNormalPressure;
 			}
 		}
diff --git a/src/video/win32/SDL_win32mouse.c b/src/video/win32/SDL_win32mouse.c
index 115a78993..74b6947de 100644
--- a/src/video/win32/SDL_win32mouse.c
+++ b/src/video/win32/SDL_win32mouse.c
@@ -34,7 +34,7 @@
 #include "../../events/SDL_mouse_c.h"
 
 #include <wintab.h>
-#define PACKETDATA ( PK_X | PK_Y | PK_BUTTONS | PK_NORMAL_PRESSURE)
+#define PACKETDATA ( PK_X | PK_Y | PK_BUTTONS | PK_NORMAL_PRESSURE | PK_CURSOR)
 #define PACKETMODE 0
 #include <pktdef.h>
 
@@ -176,12 +176,14 @@ WIN_InitMouse(_THIS)
 	if(tablet==index)
 	{
 		AXIS pressure;
+		int cursors;
 		WTInfo(WTI_DEVICES,DVC_NPRESSURE, &pressure);
-		data->mouse = SDL_AddMouse(&mouse, index,device_name,pressure.axMax,pressure.axMin);
+		WTInfo(WTI_DEVICES,DVC_NCSRTYPES, &cursors);
+		data->mouse = SDL_AddMouse(&mouse, index,device_name,pressure.axMax,pressure.axMin,cursors);
 	}
 	else
 	{
-		data->mouse = SDL_AddMouse(&mouse, index,device_name,0,0);
+		data->mouse = SDL_AddMouse(&mouse, index,device_name,0,0,1);
 	}
 	++index;