add scaling functions
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c1662a9932
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@ -310,6 +310,32 @@ static int lu8g_drawCircle( lua_State *L )
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return 0;
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}
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// Lua: u8g.setScale2x2( self )
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static int lu8g_setScale2x2( lua_State *L )
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{
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lu8g_userdata_t *lud;
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if ((lud = get_lud( L )) == NULL)
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return 0;
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u8g_SetScale2x2( lud );
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return 0;
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}
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// Lua: u8g.undoScale( self )
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static int lu8g_undoScale( lua_State *L )
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{
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lu8g_userdata_t *lud;
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if ((lud = get_lud( L )) == NULL)
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return 0;
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u8g_UndoScale( lud );
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return 0;
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}
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// Lua: u8g.firstPage( self )
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static int lu8g_firstPage( lua_State *L )
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{
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@ -517,6 +543,8 @@ static const LUA_REG_TYPE lu8g_display_map[] =
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{ LSTRKEY( "drawRFrame" ), LFUNCVAL( lu8g_drawRFrame ) },
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{ LSTRKEY( "drawDisc" ), LFUNCVAL( lu8g_drawDisc ) },
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{ LSTRKEY( "drawCircle" ), LFUNCVAL( lu8g_drawCircle ) },
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{ LSTRKEY( "setScale2x2" ), LFUNCVAL( lu8g_setScale2x2 ) },
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{ LSTRKEY( "undoScale" ), LFUNCVAL( lu8g_undoScale ) },
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{ LSTRKEY( "firstPage" ), LFUNCVAL( lu8g_firstPage ) },
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{ LSTRKEY( "nextPage" ), LFUNCVAL( lu8g_nextPage ) },
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#if LUA_OPTIMIZE_MEMORY > 0
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@ -87,6 +87,13 @@ function ascii_2()
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end
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end
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function extra_page(a)
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disp:drawStr(0, 12, "setScale2x2")
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disp:setScale2x2()
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disp:drawStr(0, 6+a, "setScale2x2")
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disp:undoScale()
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end
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-- the draw() routine
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function draw(draw_state)
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@ -110,6 +117,8 @@ function draw(draw_state)
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ascii_1()
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elseif (component == 7) then
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ascii_2()
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elseif (component == 8) then
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extra_page(bit.band(draw_state, 7))
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end
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end
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@ -120,7 +129,7 @@ function graphics_test()
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-- cycle through all components
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local draw_state
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for draw_state = 0, 7 + 7*8, 1 do
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for draw_state = 0, 7 + 8*8, 1 do
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disp:firstPage()
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repeat
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draw(draw_state)
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