Re: [問題] 自選文字的大小顏色和字型

[ben0209 (邦邦)]

以下範例，我使用 mxml 製作，請參考符合你需求的部分使用即可

<?xml version="1.0" encoding="utf-8"?>
<mx:Application xmlns:mx="http://www.adobe.com/2006/mxml"
                                minWidth="800" minHeight="600"
                                layout="vertical"
                                creationComplete="application1_creationCompleteHandler(event)">

        <mx:Script>
                <![CDATA[
                        import mx.events.ColorPickerEvent;
                        import mx.events.FlexEvent;
                        import mx.events.ListEvent;

                        [Bindable]
                        private var sizeList:Array = [12, 16, 20, 24, 30, 36];

                        [Bindable]
                        private var fontList:Array = ["Arial", "Courier New", "Times New Roman"];

                        private var _txt:TextField;

                        protected function
application1_creationCompleteHandler(event:FlexEvent):void
                        {
                                _txt = new TextField();
                                _txt.width = 400;
                                _txt.height = 300;
                                _txt.border = true;
                                _txt.background = true;
                                _txt.backgroundColor = 0xffffff;
                                _txt.type = TextFieldType.INPUT;
                                _txt.multiline = true;
                                ta.addChild(_txt);
                        }

                        protected function cbSize_changeHandler(event:ListEvent):void
                        {
                                fontFormatChanged();
                        }


                        protected function cbFont_changeHandler(event:ListEvent):void
                        {
                                fontFormatChanged();
                        }

                        protected function colorPicker_changeHandler(event:ColorPickerEvent):void
                        {
                                fontFormatChanged();
                        }

                        private function fontFormatChanged():void{
                                var tf:TextFormat = _txt.defaultTextFormat;
                                tf.size = cbSize.selectedLabel;
                                tf.font = cbFont.selectedLabel;
                                tf.color = colorPicker.selectedColor;
                                _txt.defaultTextFormat = tf;
                                _txt.setTextFormat(tf);
                        }
                ]]>
        </mx:Script>

        <mx:ComboBox id="cbSize" dataProvider="{sizeList}"
change="cbSize_changeHandler(event)" />

        <mx:ComboBox id="cbFont" dataProvider="{fontList}"
change="cbFont_changeHandler(event)" />

        <mx:ColorPicker id="colorPicker" change="colorPicker_changeHandler(event)" />

        <mx:UIComponent id="ta" />

</mx:Application>



※ 引述《s00390 (Ally)》之銘言：
: 目前做的是  影片字幕
: 字幕我是用XML匯入FLASH
: 在SWF檔裡  可以任選字的顏色或者是大小和字型
: mFLV.addEventListener(MetadataEvent.CUE_POINT,readFLV);
: function readFLV(e:MetadataEvent):void
: {
:         word_txt.text = e.info.name;
:         font_cb.dataProvider = new DataProvider(
:         ["Arial", "Courier New", "Times New Roman"]
: );
: size_cb.dataProvider = new DataProvider(
:         [12,16,20,24,30,36]
: );
: size_cb.selectedIndex = 1;
: size_cb.editable = true;
: size_cb.textField.restrict = "0-9";
: size_cb.textField.maxChars = 2;
: font_cb.addEventListener(Event.CHANGE, fontChange);
: size_cb.addEventListener(Event.CHANGE, fontChange);
: picker.addEventListener(Event.CHANGE, fontChange);
: function fontChange(e:Event):void {
: //      var begin:int = word_txt.selectionBeginIndex;
: //      var end:int = word_txt.selectionEndIndex;
: //      if (begin>=word_txt.text.length || end==0) {
: //              return;
: //      }
: //      var format:TextFormat;
:         switch (e.target.name) {
:                 case 'font_cb' :
:                         //format = new TextFormat(font_cb.value);
:                         break;
:                 case 'size_cb' :
:                         word_txt.size = size_cb;
:                         //format = new TextFormat(null, size_cb.value);
:                         break;
:                 case 'picker' :
:                         word_txt.textColor = picker.selectedColor;
:              //format = new TextFormat(null, null, picker.selectedColor);
:         }
: //      word_txt.setTextFormat(format, begin, end);
:         //showHtmlText(null);
: }
: word_txt.alwaysShowSelection = true;
: 主要是要改
: switch (e.target.name) {
:                 case 'font_cb' :
:                         //format = new TextFormat(font_cb.value);
:                         break;
:                 case 'size_cb' :
:                         word_txt.size = size_cb;
:                         //format = new TextFormat(null, size_cb.value);
:                         break;
:                 case 'picker' :
:                         word_txt.textColor = picker.selectedColor;
:              //format = new TextFormat(null, null, picker.selectedColor);
: color的部分是已經改好的
: 註解//是代表之前的程式碼    之前的程式碼是要選取字  才能改變
: 想請問  font  字型   和   size 大小   那裏要改成什麼  才會向color那樣
: 不用選取  按一下他就會整個都改變    謝謝~~~~~

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