package org.flixel;
import org.flixel.system.gdx.text.GdxTextField;
import flash.text.TextField;
import flash.text.TextFormat;
/**
* Extends <code>FlxSprite</code> to support rendering text.
* Can tint, fade, rotate and scale just like a sprite.
* Doesn't really animate though, as far as I know.
* Also does nice pixel-perfect centering on pixel fonts
* as long as they are only one liners.
*
* @author Ka Wing Chin
* @author Thomas Weston
*/
public class FlxText extends FlxSprite
{
/**
* Internal reference to a Flash <code>TextField</code> object.
*/
protected TextField _textField;
/**
* Whether the actual text field needs to be regenerated and stamped again.
* This is NOT the same thing as <code>FlxSprite.dirty</code>.
*/
protected boolean _regen;
/**
* Internal tracker for the text shadow color, default is clear/transparent.
*/
protected int _shadow;
/**
* Creates a new <code>FlxText</code> object at the specified position.
*
* @param X The X position of the text.
* @param Y The Y position of the text.
* @param Width The width of the text object (height is determined automatically).
* @param Text The actual text you would like to display initially.
* @param EmbeddedFont Whether this text field uses embedded fonts or not.
*/
public FlxText(float X, float Y, int Width, String Text, boolean EmbeddedFont)
{
super(X,Y);
width = frameWidth = Width;
if(Text == null)
Text = "";
_textField = new GdxTextField();
_textField.width = Width;
_textField.setText(Text);
TextFormat format = new TextFormat("org/flixel/data/font/nokiafc22.ttf",8,0xffffff);
_textField.defaultTextFormat = format;
_textField.setTextFormat(format);
_regen = true;
_shadow = 0;
allowCollisions = NONE;
calcFrame();
}
/**
* Creates a new <code>FlxText</code> object at the specified position.
*
* @param X The X position of the text.
* @param Y The Y position of the text.
* @param Width The width of the text object (height is determined automatically).
* @param Text The actual text you would like to display initially.
*/
public FlxText(float X, float Y, int Width, String Text)
{
this(X, Y, Width, Text, true);
}
/**
* Creates a new <code>FlxText</code> object at the specified position.
*
* @param X The X position of the text.
* @param Y The Y position of the text.
* @param Width The width of the text object (height is determined automatically).
*/
public FlxText(float X, float Y, int Width)
{
this(X, Y, Width, null, true);
}
/**
* Clean up memory.
*/
@Override
public void destroy()
{
_textField = null;
super.destroy();
}
/**
* You can use this if you have a lot of text parameters
* to set instead of the individual properties.
*
* @param Font The name of the font face for the text display.
* @param Size The size of the font (in pixels essentially).
* @param Color The color of the text in 0xRRGGBB format.
* @param Alignment A string representing the desired alignment ("left,"right" or "center").
* @param ShadowColor A uint representing the desired text shadow color 0xAARRGGBB format.
*
* @return This FlxText instance (nice for chaining stuff together, if you're into that).
*/
public FlxText setFormat(String Font,float Size,int Color,String Alignment,int ShadowColor)
{
if(Font == null)
Font = "";
TextFormat format = _textField.defaultTextFormat;
format.font = Font;
format.size = Size;
format.color = Color;
format.align = Alignment;
_textField.defaultTextFormat = format;
_textField.setTextFormat(format);
_shadow = ShadowColor;
_regen = true;
calcFrame();
return this;
}
/**
* You can use this if you have a lot of text parameters
* to set instead of the individual properties.
*
* @param Font The name of the font face for the text display.
* @param Size The size of the font (in pixels essentially).
* @param Color The color of the text in 0xRRGGBB format.
* @param Alignment A string representing the desired alignment ("left,"right" or "center").
*
* @return This FlxText instance (nice for chaining stuff together, if you're into that).
*/
public FlxText setFormat(String Font,float Size,int Color,String Alignment)
{
return setFormat(Font,Size,Color,Alignment,0);
}
/**
* You can use this if you have a lot of text parameters
* to set instead of the individual properties.
*
* @param Font The name of the font face for the text display.
* @param Size The size of the font (in pixels essentially).
* @param Color The color of the text in 0xRRGGBB format.
*
* @return This FlxText instance (nice for chaining stuff together, if you're into that).
*/
public FlxText setFormat(String Font,float Size,int Color)
{
return setFormat(Font,Size,Color,null,0);
}
/**
* You can use this if you have a lot of text parameters
* to set instead of the individual properties.
*
* @param Font The name of the font face for the text display.
* @param Size The size of the font (in pixels essentially).
*
* @return This FlxText instance (nice for chaining stuff together, if you're into that).
*/
public FlxText setFormat(String Font,float Size)
{
return setFormat(Font,Size,0xffffffff,null,0);
}
/**
* You can use this if you have a lot of text parameters
* to set instead of the individual properties.
*
* @param Font The name of the font face for the text display.
*
* @return This FlxText instance (nice for chaining stuff together, if you're into that).
*/
public FlxText setFormat(String Font)
{
return setFormat(Font,8,0xffffffff,null,0);
}
/**
* You can use this if you have a lot of text parameters
* to set instead of the individual properties.
*
* @return This FlxText instance (nice for chaining stuff together, if you're into that).
*/
public FlxText setFormat()
{
return setFormat(null,8,0xffffffff,null,0);
}
/**
* The text being displayed.
*/
public String getText()
{
return _textField.getText();
}
/**
* The text being displayed.
*/
public void setText(String Text)
{
String ot = _textField.getText();
_textField.setText(Text);
if(!_textField.getText().equals(ot))
{
_regen = true;
calcFrame();
}
}
/**
* The size of the text being displayed.
*/
public float getSize()
{
return _textField.defaultTextFormat.size;
}
/**
* The size of the text being displayed.
*/
public void setSize(float Size)
{
TextFormat format = _textField.defaultTextFormat;
format.size = Size;
_textField.defaultTextFormat = format;
_textField.setTextFormat(format);
_regen = true;
calcFrame();
}
/**
* The color of the text being displayed.
*/
@Override
public int getColor()
{
return _textField.defaultTextFormat.color;
}
/**
* The color of the text being displayed.
*/
@Override
public void setColor(int Color)
{
TextFormat format = _textField.defaultTextFormat;
format.color = Color;
_textField.defaultTextFormat = format;
_textField.setTextFormat(format);
_regen = true;
calcFrame();
}
/**
* The font used for this text.
*/
public String getFont()
{
return _textField.defaultTextFormat.font;
}
/**
* The font used for this text.
*/
public void setFont(String Font)
{
TextFormat format = _textField.defaultTextFormat;
format.font = Font;
_textField.defaultTextFormat = format;
_textField.setTextFormat(format);
_regen = true;
calcFrame();
}
/**
* The alignment of the font ("left", "right", or "center").
*/
public String getAlignment()
{
return _textField.defaultTextFormat.align;
}
/**
* The alignment of the font ("left", "right", or "center").
*/
public void setAlignment(String Alignment)
{
TextFormat format = _textField.defaultTextFormat;
format.align = Alignment;
_textField.defaultTextFormat = format;
_textField.setTextFormat(format);
calcFrame();
}
/**
* The color of the text shadow in 0xAARRGGBB hex format.
*/
public int getShadow()
{
return _shadow;
}
/**
* The color of the text shadow in 0xAARRGGBB hex format.
*/
public void setShadow(int Color)
{
_shadow = Color;
}
@Override
protected void calcFrame()
{
_textField.width = width;
_textField.setText(_textField.getText()); //force text field to redraw
height = frameHeight = FlxU.ceil(_textField.height * 1.2f);
_regen = false;
dirty = false;
}
@Override
public void draw()
{
if(_flicker)
return;
if(dirty)
calcFrame();
FlxCamera camera = FlxG._activeCamera;
if(cameras == null)
cameras = FlxG.cameras;
if(!cameras.contains(camera, true))
return;
if(!onScreen(camera))
return;
_point.x = x - (camera.scroll.x*scrollFactor.x) - offset.x;
_point.y = y - (camera.scroll.y*scrollFactor.y) - offset.y;
_point.x += (_point.x > 0)?0.0000001f:-0.0000001f;
_point.y += (_point.y > 0)?0.0000001f:-0.0000001f;
_textField.x = _point.x;
_textField.y = _point.y;
_textField.rotation = angle;
_textField.scaleX = scale.x;
_textField.scaleY = scale.y;
_textField.alpha = getAlpha();
//Render a single pixel shadow beneath the text
if(_shadow != 0)
{
_textField.x += 1;
_textField.y += 1;
TextFormat format = _textField.defaultTextFormat;
int color = format.color;
format.color = FlxU.multiplyColors(_shadow, camera.getColor());
_textField.setTextFormat(format);
((GdxTextField) _textField).render();
format.color = color;
_textField.setTextFormat(format);
_textField.x -= 1;
_textField.y -= 1;
}
TextFormat format = _textField.defaultTextFormat;
int color = format.color;
format.color = FlxU.multiplyColors(color, camera.getColor());
_textField.setTextFormat(format);
((GdxTextField) _textField).render();
format.color = color;
_textField.setTextFormat(format);
_VISIBLECOUNT++;
if(FlxG.visualDebug && !ignoreDrawDebug)
drawDebug(camera);
}
}