project_files/Android-build/SDL-android-project/jni/SDL/src/video/android/SDL_androidtouch.c
branchhedgeroid
changeset 5540 76392a62da2f
child 5550 50650032c251
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/project_files/Android-build/SDL-android-project/jni/SDL/src/video/android/SDL_androidtouch.c	Thu Aug 11 14:56:31 2011 +0200
@@ -0,0 +1,84 @@
+/*
+    SDL - Simple DirectMedia Layer
+    Copyright (C) 1997-2011 Sam Lantinga
+
+    This library is free software; you can redistribute it and/or
+    modify it under the terms of the GNU Lesser General Public
+    License as published by the Free Software Foundation; either
+    version 2.1 of the License, or (at your option) any later version.
+
+    This library is distributed in the hope that it will be useful,
+    but WITHOUT ANY WARRANTY; without even the implied warranty of
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+    Lesser General Public License for more details.
+
+    You should have received a copy of the GNU Lesser General Public
+    License along with this library; if not, write to the Free Software
+    Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
+
+    Sam Lantinga
+    slouken@libsdl.org
+*/
+#include "SDL_config.h"
+
+#include <android/log.h>
+
+#include "SDL_events.h"
+#include "../../events/SDL_touch_c.h"
+
+#include "SDL_androidtouch.h"
+
+
+#define ACTION_DOWN 0
+#define ACTION_UP 1
+#define ACTION_MOVE 2
+#define ACTION_CANCEL 3
+#define ACTION_OUTSIDE 4
+#define ACTION_POINTER_DOWN 5
+#define ACTION_POINTER_UP 6
+
+
+void Android_OnTouch(int action, int pointerId, float x, float y, float p)
+{
+    if (!Android_Window) {
+        return;
+    }
+
+    //The first event will provide the x, y and pressure max values,
+    if(!SDL_GetTouch(1)){
+        SDL_Touch touch;
+        touch.id = 1;
+        touch.x_min = 0;
+        touch.x_max = x;
+        touch.native_xres = touch.x_max - touch.x_min;
+        touch.y_min = 0;
+        touch.y_max = y;
+        touch.native_yres = touch.y_max - touch.y_min;
+        touch.pressure_min = 0;
+        touch.pressure_max = p;
+        touch.native_pressureres = touch.pressure_max - touch.pressure_min;
+
+        if(SDL_AddTouch(&touch, "") < 0) return;
+    }
+
+
+    switch(action){
+        case ACTION_DOWN:
+        case ACTION_POINTER_DOWN:
+            SDL_SetTouchFocus(pointerId, Android_Window);
+            SDL_SendFingerDown(1, pointerId, SDL_TRUE, x, y, p);
+            break;
+        case ACTION_CANCEL:
+        case ACTION_POINTER_UP:
+        case ACTION_UP:
+            SDL_SendFingerDown(1, pointerId, SDL_FALSE, x, y, p);
+            break;
+        case ACTION_MOVE: 
+            SDL_SendTouchMotion(1, pointerId, 0, x, y, p);
+            break;
+        case ACTION_OUTSIDE:
+            break;
+    }
+}
+
+/* vi: set ts=4 sw=4 expandtab: */