(mode5 branch) Fix a bug in saving, including autosave every few minutes, that auto-selects the last layer to draw.

git-svn-id: svn://pulkomandy.tk/GrafX2/branches/cpcmode5@1743 416bcca6-2ee7-4201-b75f-2eb2f807beb1

src/fileformats.c

@@ -2085,7 +2085,7 @@ void Load_GIF(T_IO_Context * context)
                 // This a second layer/frame, or more.
                 // Attempt to add a layer to current image
                 current_layer++;
-                Set_layer(context, current_layer);
+                Set_loading_layer(context, current_layer);
               }
               number_LID++;
               
@@ -2444,7 +2444,7 @@ void Save_GIF(T_IO_Context * context)
               GCE_block[3] |= 1; // Transparent color flag
             GCE_block[6] = context->Transparent_color;
             
-            Set_layer(context, current_layer);
+            Set_saving_layer(context, current_layer);
             
             if (current_layer == context->Nb_layers -1)
             {

src/loadsave.c

@@ -436,7 +436,7 @@ void Pre_load(T_IO_Context *context, short width, short height, long file_size,
         context->Nb_layers=1;
         Main_current_layer=0;
         Main_layers_visible=1<<0;
-        Set_layer(context,0);
+        Set_loading_layer(context,0);
         
         // Remove previous comment, unless we load just a palette
         if (! Get_fileformat(context->Format)->Palette_only)
@@ -1261,7 +1261,18 @@ void Init_context_surface(T_IO_Context * context, char *file_name, char *file_di
 
 }
 /// Function to call when need to switch layers.
-void Set_layer(T_IO_Context *context, byte layer)
+void Set_saving_layer(T_IO_Context *context, byte layer)
+{
+  context->Current_layer = layer;
+
+  if (context->Type == CONTEXT_MAIN_IMAGE)
+  {
+    context->Target_address=Main_backups->Pages->Image[layer];
+  }
+}
+
+/// Function to call when need to switch layers.
+void Set_loading_layer(T_IO_Context *context, byte layer)
 {
   context->Current_layer = layer;
 
@@ -1280,9 +1291,8 @@ void Set_layer(T_IO_Context *context, byte layer)
       context->Nb_layers = Main_backups->Pages->Nb_layers;
       Main_layers_visible = (2<<layer)-1;
     }
-    context->Target_address=Main_backups->Pages->Image[layer];
-
     Main_current_layer = layer;
+    context->Target_address=Main_backups->Pages->Image[layer];
   }
 }
 

src/loadsave.h

@@ -215,7 +215,9 @@ void Set_pixel(T_IO_Context *context, short x, short y, byte c);
 /// Set the color of a 24bit pixel (on load)
 void Set_pixel_24b(T_IO_Context *context, short x, short y, byte r, byte g, byte b);
 /// Function to call when need to switch layers.
-void Set_layer(T_IO_Context *context, byte layer);
+void Set_loading_layer(T_IO_Context *context, byte layer);
+/// Function to call when need to switch layers.
+void Set_saving_layer(T_IO_Context *context, byte layer);
 
 
 // =================================================================

src/miscfileformats.c

@@ -2206,7 +2206,7 @@ void Load_C64_fli(T_IO_Context *context, byte *bitmap, byte *screen_ram, byte *c
     }
   }
   
-  Set_layer(context, 1);
+  Set_loading_layer(context, 1);
   for(cy=0; cy<25; cy++)
   {
     for(cx=0; cx<40; cx++)
@@ -2222,7 +2222,7 @@ void Load_C64_fli(T_IO_Context *context, byte *bitmap, byte *screen_ram, byte *c
     }
   }
 
-  Set_layer(context, 2);
+  Set_loading_layer(context, 2);
   for(cy=0; cy<25; cy++)
   {
     for(cx=0; cx<40; cx++)
@@ -2244,7 +2244,7 @@ void Load_C64_fli(T_IO_Context *context, byte *bitmap, byte *screen_ram, byte *c
       }
     }
   }
-  Set_layer(context, 3);
+  Set_loading_layer(context, 3);
   for(y=0; y<200; y++)
   {
     for(x=0; x<160; x++)
@@ -3015,7 +3015,7 @@ void Load_CM5(T_IO_Context* context)
   if (Read_byte(file, &value)!=1)
     File_error = 2;
 
-  Set_layer(context, 0);
+  Set_loading_layer(context, 0);
   for(ty=0; ty<context->Height; ty++)
   for(tx=0; tx<context->Width; tx++)
   {
@@ -3029,19 +3029,19 @@ void Load_CM5(T_IO_Context* context)
     {
       case 0:
         // This is color for layer 1
-        Set_layer(context, 1);
+        Set_loading_layer(context, 1);
         for(tx=0; tx<context->Width; tx++)
           Set_pixel(context, tx, line, value);
         break;
       case 1:
         // This is color for layer 2
-        Set_layer(context, 2);
+        Set_loading_layer(context, 2);
         for(tx=0; tx<context->Width; tx++)
           Set_pixel(context, tx, line, value);
         break;
       default:
         // This is color for a block in layer 4
-        Set_layer(context, 3);
+        Set_loading_layer(context, 3);
         for(tx=(mod-2)*48; tx<(mod-1)*48; tx++)
           Set_pixel(context, tx, line, value);
         break;
@@ -3065,7 +3065,7 @@ void Load_CM5(T_IO_Context* context)
       return;
   }
 
-  Set_layer(context, 4);
+  Set_loading_layer(context, 4);
   
   for (ty = 0; ty < 256; ty++)
   {
@@ -3106,15 +3106,15 @@ void Save_CM5(T_IO_Context* context)
   }
 
   // Write layer 0
-  Set_layer(context, 0);
+  Set_saving_layer(context, 0);
   Write_byte(file, Get_pixel(context, 0, 0));
   for(ty = 0; ty < 256; ty++)
   {
-    Set_layer(context, 1);
+    Set_saving_layer(context, 1);
     Write_byte(file, Get_pixel(context, 0, ty));
-    Set_layer(context, 2);
+    Set_saving_layer(context, 2);
     Write_byte(file, Get_pixel(context, 0, ty));
-    Set_layer(context, 3);
+    Set_saving_layer(context, 3);
     for(tx = 0; tx < 6; tx++)
     {
       Write_byte(file, Get_pixel(context, tx*48, ty));
@@ -3132,7 +3132,7 @@ void Save_CM5(T_IO_Context* context)
       return;
   }
 
-  Set_layer(context, 4);
+  Set_saving_layer(context, 4);
   
   for (ty = 0; ty < 256; ty++)
   {