--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/Discovery/Src/t4_tetris.c	Sat Apr 28 11:52:34 2018 +0200
@@ -0,0 +1,225 @@
+///////////////////////////////////////////////////////////////////////////////
+/// -*- coding: UTF-8 -*-
+///
+/// \file   Discovery/Src/t4_tetris.c
+/// \brief  Main Template file for dive mode special screen t4_tetris
+/// \author Heinrichs Weikamp gmbh
+/// \date   17-Feb-2016
+///
+/// \details
+///
+/// $Id$
+///////////////////////////////////////////////////////////////////////////////
+/// \par Copyright (c) 2014-2018 Heinrichs Weikamp gmbh
+///
+///     This program is free software: you can redistribute it and/or modify
+///     it under the terms of the GNU General Public License as published by
+///     the Free Software Foundation, either version 3 of the License, or
+///     (at your option) any later version.
+///
+///     This program 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 General Public License for more details.
+///
+///     You should have received a copy of the GNU General Public License
+///     along with this program.  If not, see <http://www.gnu.org/licenses/>.
+//////////////////////////////////////////////////////////////////////////////
+
+/* Includes ------------------------------------------------------------------*/
+#include "t4_tetris.h"
+
+#include "data_exchange_main.h"
+#include "decom.h"
+#include "gfx_fonts.h"
+#include "math.h"
+#include "tHome.h"
+#include "timer.h"
+#include "unit.h"
+
+/* Exported variables --------------------------------------------------------*/
+
+/* Private variables ---------------------------------------------------------*/
+GFX_DrawCfgScreen	t4screen;
+GFX_DrawCfgWindow	t4l1;
+GFX_DrawCfgWindow	t4l2;
+GFX_DrawCfgWindow	t4l3;
+
+extern float depthLastCall[9];
+extern uint8_t idDepthLastCall;
+extern float temperatureLastCall[3];
+extern uint8_t idTemperatureLastCall;
+
+
+/* Private types -------------------------------------------------------------*/
+#define TEXTSIZE 16
+
+const uint16_t t4SeperationLeftRight = 250;
+const uint16_t t4SeperationTopMid = 315;
+const uint16_t t4SeperationMidBottom = 139;
+
+/* Private function prototypes -----------------------------------------------*/
+void t4_refresh_divemode(void);
+void t4_refresh_customview(float depth);
+
+uint8_t t4_test_customview_warnings(void);
+void t4_show_customview_warnings(void);
+void t4_battery_low_customview_extra(void);
+
+/* Exported functions --------------------------------------------------------*/
+
+void t4_init(void)
+{
+    t4screen.FBStartAdress = 0;
+    t4screen.ImageHeight = 480;
+    t4screen.ImageWidth = 800;
+    t4screen.LayerIndex = 1;
+
+    t4l1.Image = &t4screen;
+    t4l1.WindowNumberOfTextLines = 2;
+    t4l1.WindowLineSpacing = 19; // Abstand von Y0
+    t4l1.WindowTab = 100;
+    t4l1.WindowX0 = 0;
+    t4l1.WindowX1 = t4SeperationLeftRight - 2;
+    t4l1.WindowY1 = 479;
+    t4l1.WindowY0 = t4SeperationTopMid + 3;
+
+    t4l2.Image = t4l1.Image;
+    t4l2.WindowNumberOfTextLines = t4l1.WindowNumberOfTextLines;
+    t4l2.WindowLineSpacing = t4l1.WindowLineSpacing;
+    t4l2.WindowTab = t4l1.WindowTab;
+    t4l2.WindowX0 = t4l1.WindowX0;
+    t4l2.WindowX1 = t4l1.WindowX1;
+    t4l2.WindowY1 = t4SeperationTopMid - 2;
+    t4l2.WindowY0 = t4SeperationMidBottom + 3;
+
+    t4l3.Image = t4l1.Image;
+    t4l3.WindowNumberOfTextLines = t4l1.WindowNumberOfTextLines;
+    t4l3.WindowLineSpacing = t4l1.WindowLineSpacing;
+    t4l3.WindowTab = t4l1.WindowTab;
+    t4l3.WindowX0 = t4l1.WindowX0;
+    t4l3.WindowX1 = t4l1.WindowX1;
+    t4l3.WindowY1 = t4SeperationMidBottom - 2;
+    t4l3.WindowY0 = 0;
+}
+
+
+void t4_refresh(void)
+{
+    SStateList status;
+    get_globalStateList(&status);
+
+    if(stateUsed->mode != MODE_DIVE)
+    {
+        settingsGetPointer()->design = 7;
+        return;
+    }
+
+    if(status.base != BaseHome)
+        return;
+
+    t4screen.FBStartAdress = getFrame(25);
+    t4_refresh_divemode();
+    GFX_SetFramesTopBottom(t4screen.FBStartAdress, NULL,480);
+    releaseAllFramesExcept(25,t4screen.FBStartAdress);
+}
+
+
+/* Private functions ---------------------------------------------------------*/
+
+void t4_refresh_divemode(void)
+{
+    char text[512];
+//	uint8_t textpointer = 0;
+//	uint8_t  customview_warnings = 0;
+
+    point_t start, stop;
+
+    start.x = 0;
+    stop.x = t4SeperationLeftRight;
+    stop.y = start.y = t4SeperationTopMid;
+    GFX_draw_line(&t4screen, start, stop, CLUT_Font020);
+
+    stop.y = start.y = t4SeperationMidBottom;
+    GFX_draw_line(&t4screen, start, stop, CLUT_Font020);
+
+    start.y = 0;
+    stop.y = 479;
+    stop.x = start.x = t4SeperationLeftRight;
+    GFX_draw_line(&t4screen, start, stop, CLUT_Font020);
+
+
+    // depth
+    float depth = 0;
+    float depthThisCall = unit_depth_float(stateUsed->lifeData.depth_meter);
+    if(is_stateUsedSetToSim())
+    {
+        depth = (depthThisCall + depthLastCall[0] + depthLastCall[1] + depthLastCall[2] + depthLastCall[3] + depthLastCall[4] + depthLastCall[5] + depthLastCall[6] + depthLastCall[7] + depthLastCall[8]) / 10.0f;
+
+        idDepthLastCall++;
+        if(idDepthLastCall >= 9)
+            idDepthLastCall = 0;
+        depthLastCall[idDepthLastCall] = depthThisCall;
+    }
+    else
+    {
+        depth = (depthThisCall + depthLastCall[0] + depthLastCall[1] + depthLastCall[2]) / 4.0f;
+
+        idDepthLastCall++;
+        if(idDepthLastCall >= 3)
+            idDepthLastCall = 0;
+        depthLastCall[idDepthLastCall] = depthThisCall;
+    }
+
+    if(depth <= 0.3f)
+        depth = 0;
+
+    snprintf(text,TEXTSIZE,"\032\f%c",TXT_Depth);
+    GFX_write_string(&FontT24,&t4l1,text,0);
+
+    if( depth < 100)
+        snprintf(text,TEXTSIZE,"\020%01.1f",depth);
+    else
+        snprintf(text,TEXTSIZE,"\020%01.0f",depth);
+
+    t3_basics_colorscheme_mod(text);
+    GFX_write_string(&FontT144,&t4l1,text,1);
+
+    // divetime
+    SDivetime Divetime = {0,0,0, 0};
+
+    Divetime.Total = stateUsed->lifeData.dive_time_seconds_without_surface_time;
+    Divetime.Minutes = Divetime.Total / 60;
+    Divetime.Seconds = Divetime.Total - ( Divetime.Minutes * 60 );
+
+    SDivetime TimeoutTime = {0,0,0,0};
+    TimeoutTime.Total = settingsGetPointer()->timeoutDiveReachedZeroDepth - stateUsed->lifeData.counterSecondsShallowDepth;
+    if(TimeoutTime.Total > settingsGetPointer()->timeoutDiveReachedZeroDepth)
+    {
+        TimeoutTime.Total = 0;
+    }
+    TimeoutTime.Minutes = TimeoutTime.Total / 60;
+    TimeoutTime.Seconds = TimeoutTime.Total - (TimeoutTime.Minutes * 60);
+
+    if(stateUsed->lifeData.counterSecondsShallowDepth)
+    {
+        snprintf(text,TEXTSIZE,"\f\136 %u:%02u",TimeoutTime.Minutes, TimeoutTime.Seconds);
+        GFX_write_string(&FontT42,&t4l2,text,0);
+    }
+    else
+    {
+        snprintf(text,TEXTSIZE,"\032\f%c",TXT_Divetime);
+        GFX_write_string(&FontT42,&t4l2,text,0);
+    }
+
+    if(Divetime.Minutes < 1000)
+        snprintf(text,TEXTSIZE,"\020\016%u:%02u",Divetime.Minutes, Divetime.Seconds);
+    else
+        snprintf(text,TEXTSIZE,"\020\016%u'",Divetime.Minutes);
+    t3_basics_colorscheme_mod(text);
+    GFX_write_string(&FontT105,&t4l2,text,1);
+}
+
+
+
+