使用手册
多行文字排列
Layout设定多行排列
{"blocks":"<xml xmlns=\"https://developers.google.com/blockly/xml\"><block type=\"ScreenItem_Layout_setAlignContent\"><field name=\"alignment\">CssContentAlignment.Stretch</field><value name=\"this\"><block type=\"variables_get\"><field name=\"VAR\">layout</field></block></value></block></xml>"}
这积木是用作排列多行文字都不同位置。
参数：
萤幕项目（布局）
情况：延伸（预设）/开始/结尾/置中/间隔/环绕空间/空间均匀
输出： N/A
示例代码：
{"blocks":"<xml xmlns=\"https://developers.google.com/blockly/xml\"><variables><variable>mainLayout</variable><variable>mainScreen</variable><variable>text1</variable><variable>text2</variable></variables><block type=\"pxt-on-start\" x=\"0\" y=\"0\"><statement name=\"HANDLER\"><block type=\"variables_set\"><field name=\"VAR\">mainLayout</field><value name=\"VALUE\"><shadow type=\"math_number\"><field name=\"NUM\">0</field></shadow><block type=\"ScreenItem_createLayout\"/></value><next><block type=\"variables_set\"><field name=\"VAR\">mainScreen</field><value name=\"VALUE\"><shadow type=\"math_number\"><field name=\"NUM\">0</field></shadow><block type=\"Screen_create\"><value name=\"label\"><shadow type=\"text\"><field name=\"TEXT\">Main</field></shadow></value><value name=\"layout\"><block type=\"variables_get\"><field name=\"VAR\">mainLayout</field></block></value></block></value><next><block type=\"ScreenItem_Layout_setAlignContent\"><field name=\"alignment\">CssContentAlignment.SpaceEvenly</field><value name=\"this\"><block type=\"variables_get\"><field name=\"VAR\">mainLayout</field></block></value><next><block type=\"ScreenItem_Layout_setWrap\"><field name=\"wrap\">FlexWrap.Wrap</field><value name=\"this\"><block type=\"variables_get\"><field name=\"VAR\">mainLayout</field></block></value><next><block type=\"Styling_setFlexShorthand\"><field name=\"flexShorthand\">FlexShorthand.Auto</field><value name=\"item\"><block type=\"variables_get\"><field name=\"VAR\">mainLayout</field></block></value><next><block type=\"Styling_setWidth\"><value name=\"item\"><block type=\"variables_get\"><field name=\"VAR\">mainLayout</field></block></value><value name=\"width\"><block type=\"CssValues_createLength\"><field name=\"unit\">CssLengthUnit.PX</field><value name=\"value\"><shadow type=\"math_number\"><field name=\"NUM\">100</field></shadow></value></block></value><next><block type=\"Styling_setBackgroundColor\"><value name=\"item\"><block type=\"variables_get\"><field name=\"VAR\">mainLayout</field></block></value><value name=\"color\"><block type=\"CssValues_createColor\"><mutation xmlns=\"http://www.w3.org/1999/xhtml\" _expanded=\"0\" _input_init=\"false\"></mutation><value name=\"r\"><shadow type=\"math_number_minmax\"><mutation min=\"0\" max=\"255\" label=\"Number\" precision=\"0\"/><field name=\"SLIDER\">255</field></shadow></value><value name=\"g\"><shadow type=\"math_number_minmax\"><mutation min=\"0\" max=\"255\" label=\"Number\" precision=\"0\"/><field name=\"SLIDER\">165</field></shadow></value><value name=\"b\"><shadow type=\"math_number_minmax\"><mutation min=\"0\" max=\"255\" label=\"Number\" precision=\"0\"/><field name=\"SLIDER\">0</field></shadow></value></block></value><next><block type=\"variables_set\"><field name=\"VAR\">text1</field><value name=\"VALUE\"><shadow type=\"math_number\"><field name=\"NUM\">0</field></shadow><block type=\"Control_createTextBlock\"><mutation xmlns=\"http://www.w3.org/1999/xhtml\" _expanded=\"1\" _input_init=\"true\"></mutation><value name=\"text\"><shadow type=\"text\"><field name=\"TEXT\">This is text 1. Longest word: pneumonoultramicroscopicsilicovolcanoconiosis</field></shadow></value></block></value><next><block type=\"Styling_setBackgroundColor\"><value name=\"item\"><block type=\"variables_get\"><field name=\"VAR\">text1</field></block></value><value name=\"color\"><block type=\"CssValues_createColor\"><mutation xmlns=\"http://www.w3.org/1999/xhtml\" _expanded=\"0\" _input_init=\"false\"></mutation><value name=\"r\"><shadow type=\"math_number_minmax\"><mutation min=\"0\" max=\"255\" label=\"Number\" precision=\"0\"/><field name=\"SLIDER\">148</field></shadow></value><value name=\"g\"><shadow type=\"math_number_minmax\"><mutation min=\"0\" max=\"255\" label=\"Number\" precision=\"0\"/><field name=\"SLIDER\">0</field></shadow></value><value name=\"b\"><shadow type=\"math_number_minmax\"><mutation min=\"0\" max=\"255\" label=\"Number\" precision=\"0\"/><field name=\"SLIDER\">211</field></shadow></value></block></value><next><block type=\"Styling_setTextColor\"><value name=\"item\"><block type=\"variables_get\"><field name=\"VAR\">text1</field></block></value><value name=\"color\"><block type=\"CssValues_createColor\"><mutation xmlns=\"http://www.w3.org/1999/xhtml\" _expanded=\"0\" _input_init=\"false\"></mutation><value name=\"r\"><shadow type=\"math_number_minmax\"><mutation min=\"0\" max=\"255\" label=\"Number\" precision=\"0\"/><field name=\"SLIDER\">255</field></shadow></value><value name=\"g\"><shadow type=\"math_number_minmax\"><mutation min=\"0\" max=\"255\" label=\"Number\" precision=\"0\"/><field name=\"SLIDER\">255</field></shadow></value><value name=\"b\"><shadow type=\"math_number_minmax\"><mutation min=\"0\" max=\"255\" label=\"Number\" precision=\"0\"/><field name=\"SLIDER\">255</field></shadow></value></block></value><next><block type=\"ScreenItem_Layout_add\"><value name=\"this\"><block type=\"variables_get\"><field name=\"VAR\">mainLayout</field></block></value><value name=\"item\"><block type=\"variables_get\"><field name=\"VAR\">text1</field></block></value><next><block type=\"variables_set\"><field name=\"VAR\">text2</field><value name=\"VALUE\"><shadow type=\"math_number\"><field name=\"NUM\">0</field></shadow><block type=\"Control_createTextBlock\"><mutation xmlns=\"http://www.w3.org/1999/xhtml\" _expanded=\"1\" _input_init=\"true\"></mutation><value name=\"text\"><shadow type=\"text\"><field name=\"TEXT\">This is text 2</field></shadow></value></block></value><next><block type=\"Styling_setBackgroundColor\"><value name=\"item\"><block type=\"variables_get\"><field name=\"VAR\">text2</field></block></value><value name=\"color\"><block type=\"CssValues_createColor\"><mutation xmlns=\"http://www.w3.org/1999/xhtml\" _expanded=\"0\" _input_init=\"false\"></mutation><value name=\"r\"><shadow type=\"math_number_minmax\"><mutation min=\"0\" max=\"255\" label=\"Number\" precision=\"0\"/><field name=\"SLIDER\">0</field></shadow></value><value name=\"g\"><shadow type=\"math_number_minmax\"><mutation min=\"0\" max=\"255\" label=\"Number\" precision=\"0\"/><field name=\"SLIDER\">71</field></shadow></value><value name=\"b\"><shadow type=\"math_number_minmax\"><mutation min=\"0\" max=\"255\" label=\"Number\" precision=\"0\"/><field name=\"SLIDER\">171</field></shadow></value></block></value><next><block type=\"Styling_setTextColor\"><value name=\"item\"><block type=\"variables_get\"><field name=\"VAR\">text2</field></block></value><value name=\"color\"><block type=\"CssValues_createColor\"><mutation xmlns=\"http://www.w3.org/1999/xhtml\" _expanded=\"0\" _input_init=\"false\"></mutation><value name=\"r\"><shadow type=\"math_number_minmax\"><mutation min=\"0\" max=\"255\" label=\"Number\" precision=\"0\"/><field name=\"SLIDER\">255</field></shadow></value><value name=\"g\"><shadow type=\"math_number_minmax\"><mutation min=\"0\" max=\"255\" label=\"Number\" precision=\"0\"/><field name=\"SLIDER\">255</field></shadow></value><value name=\"b\"><shadow type=\"math_number_minmax\"><mutation min=\"0\" max=\"255\" label=\"Number\" precision=\"0\"/><field name=\"SLIDER\">255</field></shadow></value></block></value><next><block type=\"ScreenItem_Layout_add\"><value name=\"this\"><block type=\"variables_get\"><field name=\"VAR\">mainLayout</field></block></value><value name=\"item\"><block type=\"variables_get\"><field name=\"VAR\">text2</field></block></value></block></next></block></next></block></next></block></next></block></next></block></next></block></next></block></next></block></next></block></next></block></next></block></next></block></next></block></next></block></statement></block></xml>"}
当设定为「延伸」时的输出结果：
当设定为「开始」时的输出结果：
当设定为「结尾」时的输出结果：
当设定为「置中」时的输出结果：
当设定为「间隔」时的输出结果：
当设定为「环绕空间」时的输出结果：
当设定为「空间均匀」时的输出结果：
