Java GDI32类代码示例

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本文整理汇总了Java中com.sun.jna.platform.win32.GDI32类的典型用法代码示例。如果您正苦于以下问题：Java GDI32类的具体用法？Java GDI32怎么用？Java GDI32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。

GDI32类属于com.sun.jna.platform.win32包，在下文中一共展示了GDI32类的5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，您的评价将有助于我们的系统推荐出更棒的Java代码示例。

示例1: getIcon

import com.sun.jna.platform.win32.GDI32; //导入依赖的package包/类
/**
 * Gets the icon that corresponds to a given icon handler.
 * 
 * @param hIcon
 *            Handler to the icon to get
 * @return The icon that corresponds to a given icon handler
 */
public static BufferedImage getIcon(final HICON hIcon) {
	final int width = ICON_SIZE;
	final int height = ICON_SIZE;
	final short depth = ICON_DEPTH;
	final BufferedImage image = new BufferedImage(width, height, BufferedImage.TYPE_INT_ARGB);

	final Memory lpBitsColor = new Memory(width * height * depth / ICON_BYTE_SIZE);
	final Memory lpBitsMask = new Memory(width * height * depth / ICON_BYTE_SIZE);
	final BITMAPINFO info = new BITMAPINFO();
	final BITMAPINFOHEADER hdr = new BITMAPINFOHEADER();
	info.bmiHeader = hdr;
	hdr.biWidth = width;
	hdr.biHeight = height;
	hdr.biPlanes = 1;
	hdr.biBitCount = depth;
	hdr.biCompression = WinGDI.BI_RGB;

	final HDC hDC = User32.INSTANCE.GetDC(null);
	final ICONINFO piconinfo = new ICONINFO();
	User32.INSTANCE.GetIconInfo(hIcon, piconinfo);

	GDI32.INSTANCE.GetDIBits(hDC, piconinfo.hbmColor, 0, height, lpBitsColor, info, WinGDI.DIB_RGB_COLORS);
	GDI32.INSTANCE.GetDIBits(hDC, piconinfo.hbmMask, 0, height, lpBitsMask, info, WinGDI.DIB_RGB_COLORS);

	int r, g, b, a, argb;
	int x = 0, y = height - 1;
	for (int i = 0; i < lpBitsColor.size(); i = i + 3) {
		b = lpBitsColor.getByte(i) & 0xFF;
		g = lpBitsColor.getByte(i + 1) & 0xFF;
		r = lpBitsColor.getByte(i + 2) & 0xFF;
		a = 0xFF - lpBitsMask.getByte(i) & 0xFF;

		argb = a << 24 | r << 16 | g << 8 | b;
		image.setRGB(x, y, argb);
		x = (x + 1) % width;
		if (x == 0) {
			y--;
		}
	}

	User32.INSTANCE.ReleaseDC(null, hDC);
	GDI32.INSTANCE.DeleteObject(piconinfo.hbmColor);
	GDI32.INSTANCE.DeleteObject(piconinfo.hbmMask);

	return image;
}

开发者ID:ZabuzaW，项目名称:Mem-Eater-Bug，代码行数:54，代码来源:User32Util.java

示例2: capture

import com.sun.jna.platform.win32.GDI32; //导入依赖的package包/类
public BufferedImage capture(final HWND hWnd) {

        final HDC hdcWindow = User32.INSTANCE.GetDC(hWnd);
        final HDC hdcMemDC = GDI32.INSTANCE.CreateCompatibleDC(hdcWindow);

        final RECT bounds = new RECT();
        User32Extra.INSTANCE.GetClientRect(hWnd, bounds);

        final int width = bounds.right - bounds.left;
        final int height = bounds.bottom - bounds.top;
        if (width * height <= 0) { return null; }
        final HBITMAP hBitmap = GDI32.INSTANCE.CreateCompatibleBitmap(hdcWindow, width, height);

        final HANDLE hOld = GDI32.INSTANCE.SelectObject(hdcMemDC, hBitmap);
        GDI32Extra.INSTANCE.BitBlt(hdcMemDC, 0, 0, width, height, hdcWindow, 0, 0, WinGDIExtra.SRCCOPY);

        GDI32.INSTANCE.SelectObject(hdcMemDC, hOld);
        GDI32.INSTANCE.DeleteDC(hdcMemDC);

        final BITMAPINFO bmi = new BITMAPINFO();
        bmi.bmiHeader.biWidth = width;
        bmi.bmiHeader.biHeight = -height;
        bmi.bmiHeader.biPlanes = 1;
        bmi.bmiHeader.biBitCount = 32;
        bmi.bmiHeader.biCompression = WinGDI.BI_RGB;

        final Memory buffer = new Memory(width * height * 4);
        GDI32.INSTANCE.GetDIBits(hdcWindow, hBitmap, 0, height, buffer, bmi, WinGDI.DIB_RGB_COLORS);

        final BufferedImage image = new BufferedImage(width, height, BufferedImage.TYPE_INT_RGB);
        image.setRGB(0, 0, width, height, buffer.getIntArray(0, width * height), 0, width);

        GDI32.INSTANCE.DeleteObject(hBitmap);
        User32.INSTANCE.ReleaseDC(hWnd, hdcWindow);

        return image;

    }

开发者ID:friedlwo，项目名称:AppWoksUtils，代码行数:39，代码来源:Paint.java

示例3: getImageByHICON

import com.sun.jna.platform.win32.GDI32; //导入依赖的package包/类
public static BufferedImage getImageByHICON(final int width, final int height, final HANDLE hicon, final BITMAPINFOHEADER info) {
    final IconInfo iconinfo = new org.appwork.jna.winapi.structs.IconInfo();

    try {
        // GDI32 g32 = GDI32.INSTANCE;

        // get icon information

        if (!User.I.GetIconInfo(new HICON(hicon.getPointer()), iconinfo)) { return null; }
        final HWND hwdn = new HWND();
        final HDC dc = User32.INSTANCE.GetDC(hwdn);

        if (dc == null) {

        return null; }
        try {
            final int nBits = width * height * 4;
            // final BitmapInfo bmi = new BitmapInfo(1);

            final Memory colorBitsMem = new Memory(nBits);
            // // Extract the color bitmap
            final BITMAPINFO bmi = new WinGDI.BITMAPINFO();

            bmi.bmiHeader.biWidth = width;
            bmi.bmiHeader.biHeight = -height;
            bmi.bmiHeader.biPlanes = 1;
            bmi.bmiHeader.biBitCount = 32;
            bmi.bmiHeader.biCompression = WinGDI.BI_RGB;
            GDI32.INSTANCE.GetDIBits(dc, iconinfo.hbmColor, 0, height, colorBitsMem, bmi, WinGDI.DIB_RGB_COLORS);
            // g32.GetDIBits(dc, iconinfo.hbmColor, 0, size, colorBitsMem,
            // bmi,
            // GDI32.DIB_RGB_COLORS);
            final int[] colorBits = colorBitsMem.getIntArray(0, width * height);
            if (info.biBitCount < 32) {
                final Memory maskBitsMem = new Memory(nBits);
                // // Extract the mask bitmap
                GDI32.INSTANCE.GetDIBits(dc, iconinfo.hbmMask, 0, height, maskBitsMem, bmi, WinGDI.DIB_PAL_COLORS);
                // g32.GetDIBits(dc, iconinfo.hbmMask, 0, size,
                // maskBitsMem,
                // bmi,
                // // GDI32.DIB_RGB_COLORS);
                final int[] maskBits = maskBitsMem.getIntArray(0, width * height);
                // // // Copy the mask alphas into the color bits
                for (int i = 0; i < colorBits.length; i++) {
                    colorBits[i] = colorBits[i] | (maskBits[i] != 0 ? 0 : 0xFF000000);
                }
            }
            final BufferedImage bi = new BufferedImage(width, height, BufferedImage.TYPE_INT_ARGB);
            bi.setRGB(0, 0, width, height, colorBits, 0, height);
            return bi;
        } finally {
            com.sun.jna.platform.win32.User32.INSTANCE.ReleaseDC(hwdn, dc);
        }
    } finally {
        User32.INSTANCE.DestroyIcon(new HICON(hicon.getPointer()));
        GDI32.INSTANCE.DeleteObject(iconinfo.hbmColor);
        GDI32.INSTANCE.DeleteObject(iconinfo.hbmMask);
    }
}

开发者ID:friedlwo，项目名称:AppWoksUtils，代码行数:60，代码来源:Main.java

示例4: getImageByHICON

import com.sun.jna.platform.win32.GDI32; //导入依赖的package包/类
public static BufferedImage getImageByHICON(final int width, final int height, final HANDLE hicon) {
    final IconInfo iconinfo = new org.appwork.jna.winapi.structs.IconInfo();

    try {
        // GDI32 g32 = GDI32.INSTANCE;

        // get icon information

        if (!org.appwork.jna.winapi.user32.User.I.GetIconInfo(new HICON(hicon.getPointer()), iconinfo)) { return null; }
        final HWND hwdn = new HWND();
        final HDC dc = User32.INSTANCE.GetDC(hwdn);

        if (dc == null) {

        return null; }
        try {
            final int nBits = width * height * 4;
            // final BitmapInfo bmi = new BitmapInfo(1);

            final Memory colorBitsMem = new Memory(nBits);
            // // Extract the color bitmap
            final BITMAPINFO bmi = new WinGDI.BITMAPINFO();

            bmi.bmiHeader.biWidth = width;
            bmi.bmiHeader.biHeight = -height;
            bmi.bmiHeader.biPlanes = 1;
            bmi.bmiHeader.biBitCount = 32;
            bmi.bmiHeader.biCompression = WinGDI.BI_RGB;
            GDI32.INSTANCE.GetDIBits(dc, iconinfo.hbmColor, 0, height, colorBitsMem, bmi, WinGDI.DIB_RGB_COLORS);
            // g32.GetDIBits(dc, iconinfo.hbmColor, 0, size, colorBitsMem,
            // bmi,
            // GDI32.DIB_RGB_COLORS);
            final int[] colorBits = colorBitsMem.getIntArray(0, width * height);
            // final Memory maskBitsMem = new Memory(nBits);
            // // // Extract the mask bitmap
            // GDI32.INSTANCE.GetDIBits(dc, iconinfo.hbmMask, 0, height,
            // maskBitsMem, bmi, WinGDI.DIB_PAL_COLORS);
            // // g32.GetDIBits(dc, iconinfo.hbmMask, 0, size, maskBitsMem,
            // bmi,
            // // GDI32.DIB_RGB_COLORS);
            // final int[] maskBits = maskBitsMem.getIntArray(0, width *
            // height);
            // // // Copy the mask alphas into the color bits
            // for (int i = 0; i < colorBits.length; i++) {
            // colorBits[i] = colorBits[i] | (maskBits[i] != 0 ? 0 :
            // 0xFF000000);
            // }
            // // Release DC
            // Main.u32.ReleaseDC(0, dc);

            //

            // // Release bitmap handle in icon info
            // g32.DeleteObject(iconinfo.hbmColor); // add
            // g32.DeleteObject(iconinfo.hbmMask); // add

            final BufferedImage bi = new BufferedImage(width, height, BufferedImage.TYPE_INT_ARGB);
            bi.setRGB(0, 0, width, height, colorBits, 0, height);
            return bi;
        } finally {
            com.sun.jna.platform.win32.User32.INSTANCE.ReleaseDC(hwdn, dc);
        }
    } finally {
        User32.INSTANCE.DestroyIcon(new HICON(hicon.getPointer()));
        GDI32.INSTANCE.DeleteObject(iconinfo.hbmColor);
        GDI32.INSTANCE.DeleteObject(iconinfo.hbmMask);
    }
}

开发者ID:friedlwo，项目名称:AppWoksUtils，代码行数:69，代码来源:FileIconExporter.java

示例5: capture

import com.sun.jna.platform.win32.GDI32; //导入依赖的package包/类
private static BufferedImage capture(HWND hWnd) throws WindowNotFoundException {

    HDC hdcWindow = User32.INSTANCE.GetDC(hWnd);
    HDC hdcMemDC = GDI32.INSTANCE.CreateCompatibleDC(hdcWindow);

    RECT bounds = new RECT();
    User32Extra.INSTANCE.GetClientRect(hWnd, bounds);

    int width = bounds.right - bounds.left;
    int height = bounds.bottom - bounds.top;
    
    if(width == 0 || height == 0) throw new peeknick.errormanager.WindowNotFoundException();

    HBITMAP hBitmap = GDI32.INSTANCE.CreateCompatibleBitmap(hdcWindow, width, height);

    HANDLE hOld = GDI32.INSTANCE.SelectObject(hdcMemDC, hBitmap);
    GDI32Extra.INSTANCE.BitBlt(hdcMemDC, 0, 0, width, height, hdcWindow, 0, 0, WinGDIExtra.SRCCOPY);

    GDI32.INSTANCE.SelectObject(hdcMemDC, hOld);
    GDI32.INSTANCE.DeleteDC(hdcMemDC);

    BITMAPINFO bmi = new BITMAPINFO();
    bmi.bmiHeader.biWidth = width;
    bmi.bmiHeader.biHeight = -height;
    bmi.bmiHeader.biPlanes = 1;
    bmi.bmiHeader.biBitCount = 32;
    bmi.bmiHeader.biCompression = WinGDI.BI_RGB;

    Memory buffer = new Memory(width * height * 4);
    GDI32.INSTANCE.GetDIBits(hdcWindow, hBitmap, 0, height, buffer, bmi, WinGDI.DIB_RGB_COLORS);

    BufferedImage image = new BufferedImage(width, height, BufferedImage.TYPE_INT_RGB);
    image.setRGB(0, 0, width, height, buffer.getIntArray(0, width * height), 0, width);

    GDI32.INSTANCE.DeleteObject(hBitmap);
    User32.INSTANCE.ReleaseDC(hWnd, hdcWindow);

    return image;

  }

开发者ID:jardiacaj，项目名称:peeknick，代码行数:41，代码来源:Paint.java

注：本文中的com.sun.jna.platform.win32.GDI32类示例整理自Github/MSDocs等源码及文档管理平台，相关代码片段筛选自各路编程大神贡献的开源项目，源码版权归原作者所有，传播和使用请参考对应项目的License；未经允许，请勿转载。

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Java GDI32类代码示例

示例1: getIcon

示例2: capture

示例3: getImageByHICON

示例4: getImageByHICON

示例5: capture

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