本文整理汇总了Scala中java.awt.RenderingHints类的典型用法代码示例。如果您正苦于以下问题：Scala RenderingHints类的具体用法？Scala RenderingHints怎么用？Scala RenderingHints使用的例子？那么恭喜您, 这里精选的类代码示例或许可以为您提供帮助。
在下文中一共展示了RenderingHints类的3个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的Scala代码示例。
示例1: Desenho
//设置package包名称以及导入依赖的类
package jerimum
import java.awt.{ Graphics2D, RenderingHints }
import scala.collection.SortedMap
import br.edu.ifrn.potigol.Potigolutil.Inteiro
object Desenho {
private[this] val vazia = SortedMap[Inteiro, List[Graphics2D => Unit]]()
private[this] var camadas = vazia
private[this] def todos = camadas.values.flatten
private[this] val rh = new RenderingHints(
RenderingHints.KEY_TEXT_ANTIALIASING,
RenderingHints.VALUE_TEXT_ANTIALIAS_LCD_HRGB)
def desenhe(g: Graphics2D): Unit = {
g match {
case g: Graphics2D =>
g.setRenderingHints(rh)
}
todos.foreach(f => f(g))
camadas = vazia
}
def incluir(z: Inteiro, funcao: Graphics2D => Unit) = {
camadas += z -> (funcao :: camadas.getOrElse(z, Nil))
}
} 示例2: Pi
//设置package包名称以及导入依赖的类
package com.loopfor.pi
import java.awt.{AlphaComposite, Color, Font, RenderingHints}
import java.awt.image.BufferedImage
import java.io.File
import javax.imageio.ImageIO
import scala.io.Source
object Pi {
private val Rows = 500
private val Cols = 2000
private val Watermark = "?"
def main(args: Array[String]): Unit = {
val lines = Source.fromFile("pi-formatted.txt").getLines
// Calculate width and height of single row of digits.
val font = new Font("Source Code Pro", Font.PLAIN, 10)
var gr = new BufferedImage(1, 1, BufferedImage.TYPE_INT_ARGB).createGraphics()
val (width, height) = try {
gr.setFont(font)
val metrics = gr.getFontMetrics
(metrics.stringWidth("0" * Cols), metrics.getHeight * Rows)
} finally
gr.dispose()
val image = new BufferedImage(width, height, BufferedImage.TYPE_INT_ARGB)
// Render all digits.
gr = image.createGraphics()
gr.setRenderingHint(RenderingHints.KEY_ALPHA_INTERPOLATION, RenderingHints.VALUE_ALPHA_INTERPOLATION_QUALITY)
gr.setRenderingHint(RenderingHints.KEY_ANTIALIASING, RenderingHints.VALUE_ANTIALIAS_ON)
gr.setRenderingHint(RenderingHints.KEY_COLOR_RENDERING, RenderingHints.VALUE_COLOR_RENDER_QUALITY)
gr.setRenderingHint(RenderingHints.KEY_DITHERING, RenderingHints.VALUE_DITHER_ENABLE)
gr.setRenderingHint(RenderingHints.KEY_FRACTIONALMETRICS, RenderingHints.VALUE_FRACTIONALMETRICS_ON)
gr.setRenderingHint(RenderingHints.KEY_INTERPOLATION, RenderingHints.VALUE_INTERPOLATION_BILINEAR)
gr.setRenderingHint(RenderingHints.KEY_RENDERING, RenderingHints.VALUE_RENDER_QUALITY)
gr.setRenderingHint(RenderingHints.KEY_STROKE_CONTROL, RenderingHints.VALUE_STROKE_PURE)
gr.setFont(font)
gr.setColor(Color.BLACK)
lines.foldLeft(0) { (r, line) =>
gr.drawString(line, 0, (r + 1) * gr.getFontMetrics.getAscent)
r + 1
}
// Render the Pi symbol overlay.
gr.setFont(new Font("Symbol", Font.PLAIN, 6000))
gr.setColor(Color.BLUE)
gr.setComposite(AlphaComposite.getInstance(AlphaComposite.SRC_ATOP, 0.8F))
val bounds = gr.getFontMetrics.getStringBounds(Watermark, gr)
val x = (width - bounds.getWidth) / 2
val y = -bounds.getY - (height - bounds.getHeight) / 2
gr.drawString(Watermark, x.toInt, y.toInt)
gr.dispose()
ImageIO.write(image, "PNG", new File("pi-poster.png"))
}
} 示例3: Scale
//设置package包名称以及导入依赖的类
package de.htwg.se.scala_risk.view
import java.awt.Image
import java.awt.image.BufferedImage
import java.awt.RenderingHints
object Scale {
def getScaledImage(srcImg: Image, w: Int, h: Int): BufferedImage = {
val resizedImg = new BufferedImage(w, h, BufferedImage.TYPE_INT_ARGB);
val g2 = resizedImg.createGraphics();
g2.setRenderingHint(
RenderingHints.KEY_INTERPOLATION,
RenderingHints.VALUE_INTERPOLATION_BILINEAR
);
g2.drawImage(srcImg, 0, 0, w, h, null);
g2.dispose();
return resizedImg;
}
}