本文整理汇总了Java中org.piccolo2d.PCanvas.paintComponent方法的典型用法代码示例。如果您正苦于以下问题：Java PCanvas.paintComponent方法的具体用法？Java PCanvas.paintComponent怎么用？Java PCanvas.paintComponent使用的例子？那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类org.piccolo2d.PCanvas的用法示例。
在下文中一共展示了PCanvas.paintComponent方法的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Java代码示例。
示例1: testSetTransparency1MeansInvisible
import org.piccolo2d.PCanvas; //导入方法依赖的package包/类
public void testSetTransparency1MeansInvisible() {
final PNode node = new PNode();
node.setBounds(0, 0, 100, 100);
node.setVisible(true);
node.setPaint(Color.RED);
final PCanvas canvas = buildCanvasContainingNode(node);
final BufferedImage img = new BufferedImage(100, 100, BufferedImage.TYPE_INT_RGB);
final Graphics g = GraphicsEnvironment.getLocalGraphicsEnvironment().createGraphics(img);
canvas.paintComponent(g);
node.setTransparency(1f);
assertEquals(Color.RED.getRGB(), img.getRGB(10, 10));
node.setTransparency(0f);
canvas.paintComponent(g);
assertEquals(Color.WHITE.getRGB(), img.getRGB(10, 10));
}
示例2: testSetVisibleIsRespectedOnPaint
import org.piccolo2d.PCanvas; //导入方法依赖的package包/类
public void testSetVisibleIsRespectedOnPaint() {
final int[] paintCounts = new int[1];
final PNode node = new PNode() {
/**
*
*/
private static final long serialVersionUID = 1L;
public void paint(final PPaintContext pc) {
paintCounts[0]++;
}
};
node.setBounds(0, 0, 100, 100);
node.setVisible(true);
final PCanvas canvas = buildCanvasContainingNode(node);
final BufferedImage img = new BufferedImage(100, 100, BufferedImage.TYPE_INT_RGB);
final Graphics g = GraphicsEnvironment.getLocalGraphicsEnvironment().createGraphics(img);
canvas.paintComponent(g);
assertEquals(1, paintCounts[0]);
node.setVisible(false);
node.invalidatePaint();
canvas.paintComponent(g);
assertEquals(1, paintCounts[0]);
node.setVisible(true);
node.invalidatePaint();
canvas.paintComponent(g);
assertEquals(2, paintCounts[0]);
}
示例3: testPaintColourIsRespectedOnPaint
import org.piccolo2d.PCanvas; //导入方法依赖的package包/类
public void testPaintColourIsRespectedOnPaint() {
final BufferedImage img = new BufferedImage(100, 100, BufferedImage.TYPE_INT_RGB);
final Graphics g = GraphicsEnvironment.getLocalGraphicsEnvironment().createGraphics(img);
node.setPaint(Color.RED);
node.setBounds(0, 0, 100, 100);
final PCanvas canvas = buildCanvasContainingNode(node);
canvas.paintComponent(g);
assertEquals(Color.RED.getRGB(), img.getRGB(0, 0));
}