Java Code Examples for java.awt.Graphics#copyArea()

The following examples show how to use java.awt.Graphics#copyArea() . You can vote up the ones you like or vote down the ones you don't like, and go to the original project or source file by following the links above each example. You may check out the related API usage on the sidebar.
Example 1
Source File: MiscTests.java    From jdk8u-dev-jdk with GNU General Public License v2.0 7 votes vote down vote up
public void runTest(Object ctx, int numReps) {
    GraphicsTests.Context gctx = (GraphicsTests.Context)ctx;
    int size = gctx.size;
    int x = gctx.initX;
    int y = gctx.initY;
    Graphics g = gctx.graphics;
    g.translate(gctx.orgX, gctx.orgY);
    if (gctx.animate) {
        do {
            g.copyArea(x, y, size, size, dx, dy);
            if ((x -= 3) < 0) x += gctx.maxX;
            if ((y -= 1) < 0) y += gctx.maxY;
        } while (--numReps > 0);
    } else {
        do {
            g.copyArea(x, y, size, size, dx, dy);
        } while (--numReps > 0);
    }
    g.translate(-gctx.orgX, -gctx.orgY);
}
 
Example 2
Source File: MiscTests.java    From jdk8u60 with GNU General Public License v2.0 6 votes vote down vote up
public void runTest(Object ctx, int numReps) {
    GraphicsTests.Context gctx = (GraphicsTests.Context)ctx;
    int size = gctx.size;
    int x = gctx.initX;
    int y = gctx.initY;
    Graphics g = gctx.graphics;
    g.translate(gctx.orgX, gctx.orgY);
    if (gctx.animate) {
        do {
            g.copyArea(x, y, size, size, dx, dy);
            if ((x -= 3) < 0) x += gctx.maxX;
            if ((y -= 1) < 0) y += gctx.maxY;
        } while (--numReps > 0);
    } else {
        do {
            g.copyArea(x, y, size, size, dx, dy);
        } while (--numReps > 0);
    }
    g.translate(-gctx.orgX, -gctx.orgY);
}
 
Example 3
Source File: ValidateCodeFactory.java    From MicroCommunity with Apache License 2.0 6 votes vote down vote up
private static void shearY(Graphics g, int w1, int h1, Color color) {

        int period = random.nextInt(40) + 10; // 50;

        boolean borderGap = true;
        int frames = 20;
        int phase = 7;
        for (int i = 0; i < w1; i++) {
            double d = (double) (period >> 1)
                    * Math.sin((double) i / (double) period
                    + (6.2831853071795862D * (double) phase)
                    / (double) frames);
            g.copyArea(i, 0, 1, h1, 0, (int) d);
            if (borderGap) {
                g.setColor(color);
                g.drawLine(i, (int) d, i, 0);
                g.drawLine(i, (int) d + h1, i, h1);
            }

        }

    }
 
Example 4
Source File: ValidateCodeFactory.java    From MicroCommunity with Apache License 2.0 6 votes vote down vote up
private static void shearX(Graphics g, int w1, int h1, Color color) {

        int period = random.nextInt(2);

        boolean borderGap = true;
        int frames = 1;
        int phase = random.nextInt(2);

        for (int i = 0; i < h1; i++) {
            double d = (double) (period >> 1)
                    * Math.sin((double) i / (double) period
                    + (6.2831853071795862D * (double) phase)
                    / (double) frames);
            g.copyArea(0, i, w1, 1, (int) d, 0);
            if (borderGap) {
                g.setColor(color);
                g.drawLine((int) d, i, 0, i);
                g.drawLine((int) d + w1, i, w1, i);
            }
        }

    }
 
Example 5
Source File: Capts.java    From HongsCORE with MIT License 6 votes vote down vote up
private void shearX(int w, int h, Graphics g, Random r, Color c) {
    int x  = (int) (0.2f * h);
    int period = r.nextInt(x)+ x;
    int phases = r.nextInt(x)+ x;
    int frames = r.nextInt(w - 2) + 2;

    for (int i = 0; i < h; i ++) {
        double d = (double) (period >> 1)
                * Math.sin((double) i / (double) period
                        + (6.2831853071795862D * (double) phases)
                        / (double) frames);
        g.copyArea(0, i, w, 1, (int) d, 0);
        g.setColor(c);
        g.drawLine((int) d, i, 0, i   );
        g.drawLine((int) d+ w, i, w, i);
    }
}
 
Example 6
Source File: MiscTests.java    From jdk8u-jdk with GNU General Public License v2.0 6 votes vote down vote up
public void runTest(Object ctx, int numReps) {
    GraphicsTests.Context gctx = (GraphicsTests.Context)ctx;
    int size = gctx.size;
    int x = gctx.initX;
    int y = gctx.initY;
    Graphics g = gctx.graphics;
    g.translate(gctx.orgX, gctx.orgY);
    if (gctx.animate) {
        do {
            g.copyArea(x, y, size, size, dx, dy);
            if ((x -= 3) < 0) x += gctx.maxX;
            if ((y -= 1) < 0) y += gctx.maxY;
        } while (--numReps > 0);
    } else {
        do {
            g.copyArea(x, y, size, size, dx, dy);
        } while (--numReps > 0);
    }
    g.translate(-gctx.orgX, -gctx.orgY);
}
 
Example 7
Source File: CaptchaUtils.java    From ueboot with BSD 3-Clause "New" or "Revised" License 6 votes vote down vote up
private static void shearY(Graphics g, int w1, int h1, Color color) {
    int period = random.nextInt(40) + 10;
    boolean borderGap = true;
    int frames = 20;
    int phase = 7;

    for(int i = 0; i < w1; ++i) {
        double d = (double)(period >> 1) * Math.sin((double)i / (double)period + 6.283185307179586D * (double)phase / (double)frames);
        g.copyArea(i, 0, 1, h1, 0, (int)d);
        if(borderGap) {
            g.setColor(color);
            g.drawLine(i, (int)d, i, 0);
            g.drawLine(i, (int)d + h1, i, h1);
        }
    }

}
 
Example 8
Source File: MiscTests.java    From jdk8u-jdk with GNU General Public License v2.0 6 votes vote down vote up
public void runTest(Object ctx, int numReps) {
    GraphicsTests.Context gctx = (GraphicsTests.Context)ctx;
    int size = gctx.size;
    int x = gctx.initX;
    int y = gctx.initY;
    Graphics g = gctx.graphics;
    g.translate(gctx.orgX, gctx.orgY);
    if (gctx.animate) {
        do {
            g.copyArea(x, y, size, size, dx, dy);
            if ((x -= 3) < 0) x += gctx.maxX;
            if ((y -= 1) < 0) y += gctx.maxY;
        } while (--numReps > 0);
    } else {
        do {
            g.copyArea(x, y, size, size, dx, dy);
        } while (--numReps > 0);
    }
    g.translate(-gctx.orgX, -gctx.orgY);
}
 
Example 9
Source File: CodeOfLogin.java    From OASystem with MIT License 6 votes vote down vote up
private static void shearY(Graphics g, int w1, int h1, Color color) {  

      int period = random.nextInt(40) + 10; // 50;  

      boolean borderGap = true;  
      int frames = 20;  
      int phase = 7;  
      for (int i = 0; i < w1; i++) {  
          double d = (double) (period >> 1)  
                  * Math.sin((double) i / (double) period  
                          + (6.2831853071795862D * (double) phase)  
                          / (double) frames);  
          g.copyArea(i, 0, 1, h1, 0, (int) d);  
          if (borderGap) {  
              g.setColor(color);  
              g.drawLine(i, (int) d, i, 0);  
              g.drawLine(i, (int) d + h1, i, h1);  
          }  

      }  

  }
 
Example 10
Source File: MiscTests.java    From openjdk-8 with GNU General Public License v2.0 6 votes vote down vote up
public void runTest(Object ctx, int numReps) {
    GraphicsTests.Context gctx = (GraphicsTests.Context)ctx;
    int size = gctx.size;
    int x = gctx.initX;
    int y = gctx.initY;
    Graphics g = gctx.graphics;
    g.translate(gctx.orgX, gctx.orgY);
    if (gctx.animate) {
        do {
            g.copyArea(x, y, size, size, dx, dy);
            if ((x -= 3) < 0) x += gctx.maxX;
            if ((y -= 1) < 0) y += gctx.maxY;
        } while (--numReps > 0);
    } else {
        do {
            g.copyArea(x, y, size, size, dx, dy);
        } while (--numReps > 0);
    }
    g.translate(-gctx.orgX, -gctx.orgY);
}
 
Example 11
Source File: MiscTests.java    From TencentKona-8 with GNU General Public License v2.0 6 votes vote down vote up
public void runTest(Object ctx, int numReps) {
    GraphicsTests.Context gctx = (GraphicsTests.Context)ctx;
    int size = gctx.size;
    int x = gctx.initX;
    int y = gctx.initY;
    Graphics g = gctx.graphics;
    g.translate(gctx.orgX, gctx.orgY);
    if (gctx.animate) {
        do {
            g.copyArea(x, y, size, size, dx, dy);
            if ((x -= 3) < 0) x += gctx.maxX;
            if ((y -= 1) < 0) y += gctx.maxY;
        } while (--numReps > 0);
    } else {
        do {
            g.copyArea(x, y, size, size, dx, dy);
        } while (--numReps > 0);
    }
    g.translate(-gctx.orgX, -gctx.orgY);
}
 
Example 12
Source File: Capts.java    From HongsCORE with MIT License 6 votes vote down vote up
private void shearY(int w, int h, Graphics g, Random r, Color c) {
    int x  = (int) (0.2f * h);
    int period = r.nextInt(x)+ x;
    int phases = r.nextInt(x)+ x;
    int frames = r.nextInt(w - 2) + 2;

    for (int i = 0; i < w; i ++) {
        double d = (double) (period >> 1)
                * Math.sin((double) i / (double) period
                        + (6.2831853071795862D * (double) phases)
                        / (double) frames);
        g.copyArea(i, 0, 1, h, 0, (int) d);
        g.setColor(c);
        g.drawLine(i, (int) d, i, 0   );
        g.drawLine(i, (int) d+ h, i, h);
    }
}
 
Example 13
Source File: ShiftFilter.java    From GIFKR with GNU Lesser General Public License v3.0 6 votes vote down vote up
@Override
public BufferedImage apply(BufferedImage img) {
	
	int size = (int) (squareSize * Math.min(img.getWidth(), img.getHeight()));
	int shift = (int) (distance * Math.min(img.getWidth(), img.getHeight()));
	
	for(int i = 0; i < passes; i++) {
		
		int x = (int) (rand.nextDouble() * (img.getWidth()-size));
		int y = (int) (rand.nextDouble() * (img.getHeight()-size));
		
		Graphics g = img.getGraphics();
		g.copyArea(x, y, size, size, (int) ((rand.nextDouble()-.5) * shift), (int) ((rand.nextDouble()-.5) * shift));	
	}
	
	return img;
}
 
Example 14
Source File: VerifyCodeUtils.java    From console with Apache License 2.0 6 votes vote down vote up
private static void shearX(Graphics g, int w1, int h1, Color color) {  

      int period = random.nextInt(2);  

      boolean borderGap = true;  
      int frames = 1;  
      int phase = random.nextInt(2);  

      for (int i = 0; i < h1; i++) {  
          double d = (double) (period >> 1)  
                  * Math.sin((double) i / (double) period  
                          + (6.2831853071795862D * (double) phase)  
                          / (double) frames);  
          g.copyArea(0, i, w1, 1, (int) d, 0);  
          if (borderGap) {  
              g.setColor(color);  
              g.drawLine((int) d, i, 0, i);  
              g.drawLine((int) d + w1, i, w1, i);  
          }  
      }  

  }
 
Example 15
Source File: MiscTests.java    From openjdk-jdk9 with GNU General Public License v2.0 6 votes vote down vote up
public void runTest(Object ctx, int numReps) {
    GraphicsTests.Context gctx = (GraphicsTests.Context)ctx;
    int size = gctx.size;
    int x = gctx.initX;
    int y = gctx.initY;
    Graphics g = gctx.graphics;
    g.translate(gctx.orgX, gctx.orgY);
    if (gctx.animate) {
        do {
            g.copyArea(x, y, size, size, dx, dy);
            if ((x -= 3) < 0) x += gctx.maxX;
            if ((y -= 1) < 0) y += gctx.maxY;
        } while (--numReps > 0);
    } else {
        do {
            g.copyArea(x, y, size, size, dx, dy);
        } while (--numReps > 0);
    }
    g.translate(-gctx.orgX, -gctx.orgY);
}
 
Example 16
Source File: VerifyCodeUtil.java    From anyline with Apache License 2.0 6 votes vote down vote up
private static void shearX(Graphics g, int w1, int h1, Color color) { 

	int period = random.nextInt(2); 

	boolean borderGap = true; 
	int frames = 1; 
	int phase = random.nextInt(2); 

	for (int i = 0; i < h1; i++) { 
		double d = (double) (period >> 1) * Math.sin((double) i / (double) period + (6.2831853071795862D * (double) phase) / (double) frames); 
		g.copyArea(0, i, w1, 1, (int) d, 0); 
		if (borderGap) { 
			g.setColor(color); 
			g.drawLine((int) d, i, 0, i); 
			g.drawLine((int) d + w1, i, w1, i); 
		} 
	} 

}
 
Example 17
Source File: MiscTests.java    From hottub with GNU General Public License v2.0 6 votes vote down vote up
public void runTest(Object ctx, int numReps) {
    GraphicsTests.Context gctx = (GraphicsTests.Context)ctx;
    int size = gctx.size;
    int x = gctx.initX;
    int y = gctx.initY;
    Graphics g = gctx.graphics;
    g.translate(gctx.orgX, gctx.orgY);
    if (gctx.animate) {
        do {
            g.copyArea(x, y, size, size, dx, dy);
            if ((x -= 3) < 0) x += gctx.maxX;
            if ((y -= 1) < 0) y += gctx.maxY;
        } while (--numReps > 0);
    } else {
        do {
            g.copyArea(x, y, size, size, dx, dy);
        } while (--numReps > 0);
    }
    g.translate(-gctx.orgX, -gctx.orgY);
}
 
Example 18
Source File: TokenImgGenerator.java    From WeBASE-Node-Manager with Apache License 2.0 6 votes vote down vote up
public static void shearY(Graphics g, int w1, int h1, Color color) {

        int period = generator.nextInt(5) + 2; // 50;

        boolean borderGap = true;
        int frames = 20;
        int phase = 7;
        for (int i = 0; i < w1; i++) {
            double d = (double) (period >> 1)
                * Math.sin((double) i / (double) period
                + (6.2831853071795862D * (double) phase)
                / (double) frames);
            g.copyArea(i, 0, 1, h1, 0, (int) d);
            if (borderGap) {
                g.setColor(color);
                g.drawLine(i, (int) d, i, 0);
                g.drawLine(i, (int) d + h1, i, h1);
            }
        }
    }
 
Example 19
Source File: CopyAreaPerformance.java    From filthy-rich-clients with BSD 3-Clause "New" or "Revised" License 4 votes vote down vote up
protected void paintComponent(Graphics g) {
    long startTime = System.nanoTime();
    // prevVX is set to -10000 when first enabled
    if (useCopyArea && prevVX > -9999) {
        // Most of this code determines the proper areas to copy and clip
        int scrollX = viewX - prevVX;
        int scrollY = viewY - prevVY;
        int copyFromY, copyFromX;
        int clipFromY, clipFromX;
        if (scrollX == 0) {
            // vertical scroll
            if (scrollY < 0) {
                copyFromY = 0;
                clipFromY = 0;
            } else {
                copyFromY = scrollY;
                clipFromY = getHeight() - scrollY;
            }
            // copy the old content, set the clip to the new area
            g.copyArea(0, copyFromY, getWidth(), getHeight() - Math.abs(scrollY),
                    0, -scrollY);
            g.setClip(0, clipFromY, getWidth(), Math.abs(scrollY));
        } else {
            // horizontal scroll
            if (scrollX < 0) {
                copyFromX = 0;
                clipFromX = 0;
            } else {
                copyFromX = scrollX;
                clipFromX = getWidth() - scrollX;
            }
            // copy the old content, set the clip to the new area
            g.copyArea(copyFromX, 0, getWidth() - Math.abs(scrollX), 
                    getHeight(), -scrollX, 0);
            g.setClip(clipFromX, 0, Math.abs(scrollX), getHeight());
        }
    }
    // Track previous view position for next scrolling operation
    prevVX = viewX;
    prevVY = viewY;
    // Get the clip in case we need it later
    Rectangle clipRect = g.getClip().getBounds();
    int clipL = (int)(clipRect.getX());
    int clipT = (int)(clipRect.getY());
    int clipR = (int)(clipRect.getMaxX());
    int clipB = (int)(clipRect.getMaxY());
    g.setColor(Color.WHITE);
    g.fillRect(clipL, clipT, (int)clipRect.getWidth(), (int)clipRect.getHeight());
    for (int column = 0; column < 256; ++column) {
        int x = column * (SMILEY_SIZE + PADDING) - viewX;
        if (useClip) {
            if (x > clipR || (x + (SMILEY_SIZE + PADDING)) < clipL) {
                // trivial reject; outside to the left or right
                continue;
            }
        }
        for (int row = 0; row < 256; ++row) {
            int y = row * (SMILEY_SIZE + PADDING) - viewY;
            if (useClip) {
                if (y > clipB || (y + (SMILEY_SIZE + PADDING)) < clipT) {
                    // trivial reject; outside to the top or bottom
                    continue;
                }
            }
            Color faceColor = new Color(column, row, 0);
            drawSmiley(g, faceColor, x, y);
        }
    }
    long stopTime = System.nanoTime();
    System.out.println("Painted in " + 
            ((stopTime - startTime) / 1000000) + " ms");
}
 
Example 20
Source File: TransformableCanvasComponent.java    From netbeans with Apache License 2.0 4 votes vote down vote up
private void shift(Graphics g, int idx, int idy, int width, int height) {
    Rectangle areaToRepaint = new Rectangle();

    if (idx == 0) {
        // Vertical shift
        if (idy > 0) {
            // --- Shift down --------------------------------------
            g.copyArea(0, 0, width, height - idy, 0, idy);
            areaToRepaint.setBounds(0, 0, width, idy);
        } else {
            // --- Shift up ----------------------------------------
            g.copyArea(0, -idy, width, height + idy, 0, idy);
            areaToRepaint.setBounds(0, height + idy, width, -idy);
        }
    } else if (idy == 0) {
        // Horizontal shift
        if (idx > 0) {
            // --- Shift right -------------------------------------
            g.copyArea(0, 0, width - idx, height, idx, 0);
            areaToRepaint.setBounds(0, 0, idx, height);
        } else {
            // --- Shift left --------------------------------------
            g.copyArea(-idx, 0, width + idx, height, idx, 0);
            areaToRepaint.setBounds(width + idx, 0, -idx, height);
        }
    } else {
        // Diagonal shift
        if (idx > 0) {
            // Shift right
            if (idy > 0) {
                // --- Shift right down ------------------------
                g.copyArea(0, 0, width - idx, height - idy, idx, idy);
                areaToRepaint.setBounds(0, 0, width, idy);
                paintContents(g, areaToRepaint);
                areaToRepaint.setBounds(0, idy, idx, height - idy);
            } else {
                // --- Shift right up --------------------------
                g.copyArea(0, -idy, width - idx, height + idy, idx, idy);
                areaToRepaint.setBounds(0, height + idy, width, -idy);
                paintContents(g, areaToRepaint);
                areaToRepaint.setBounds(0, 0, idx, height + idy);
            }
        } else {
            // Shift left
            if (idy > 0) {
                // --- Shift left down -------------------------
                g.copyArea(-idx, 0, width + idx, height - idy, idx, idy);
                areaToRepaint.setBounds(0, 0, width, idy);
                paintContents(g, areaToRepaint);
                areaToRepaint.setBounds(width + idx, idy, -idx, height - idy);
            } else {
                // --- Shift left up ---------------------------
                g.copyArea(-idx, -idy, width + idx, height + idy, idx, idy);
                areaToRepaint.setBounds(0, height + idy, width, -idy);
                paintContents(g, areaToRepaint);
                areaToRepaint.setBounds(width + idx, 0, -idx, height + idy);
            }
        }
    }

    paintContents(g, areaToRepaint);
}