截图

 

 

#include "me.hpp"

void getBmp(double pos1[3], double pos2[3]);

extern DllExport void ufusr(char *param, int *returnCode, int rlen)
{
    UF_initialize();

    double douP1[3] = { 500,0,0 };
    double douP2[3] = { 0,500,0 };
    getBmp(douP1, douP2);

    UF_terminate();
}

extern int ufusr_ask_unload(void)
{
    return (UF_UNLOAD_IMMEDIATELY);
}

//将图片复制到剪贴板
BOOL CopyBmp2Clipboard(LPCTSTR szFilePath)
{
    BOOL bRet = FALSE;

    HBITMAP hBitmap = NULL;
    BOOL bClipboardOpened = FALSE;
    do
    {
        hBitmap = (HBITMAP)LoadImage(NULL, szFilePath, IMAGE_BITMAP, 0, 0, LR_LOADFROMFILE);
        if (hBitmap == NULL)
            break;

        if (!OpenClipboard(NULL))
            break;
        bClipboardOpened = TRUE;
        EmptyClipboard();
        SetClipboardData(CF_BITMAP, hBitmap);
        bRet = TRUE;
    } while (0);

    if (bClipboardOpened)
    {
        CloseClipboard();
    }
    if (hBitmap)
    {
        DeleteObject(hBitmap);
        hBitmap = NULL;
    }

    return bRet;
}

void getBmp(double pos1[3], double pos2[3])
{
    double PosXmin, PosXmax, PosYmin, PosYmax;
    UF_CSYS_map_point(UF_CSYS_WORK_COORDS, pos1,
        UF_CSYS_ROOT_WCS_COORDS, pos1);
    UF_CSYS_map_point(UF_CSYS_WORK_COORDS, pos1,
        UF_CSYS_ROOT_WCS_COORDS, pos2);

    tag_t view_work_tag = NULL_TAG;
    tag_t matrix_id = NULL_TAG,
        temp_wcs = NULL_TAG;
    char name[254];
    double plane_matrix[9], plane_origin[3] = { 0.0,0.0,0.0 };
    double  Center[3];
    double  Scale;

    UF_VIEW_ask_work_view(&view_work_tag);
    UF_OBJ_ask_name(view_work_tag, name);
    uc6433(name, plane_matrix);
    UF_CSYS_create_matrix(plane_matrix, &matrix_id);
    UF_CSYS_create_temp_csys(plane_origin, matrix_id, &temp_wcs);
    UF_CSYS_set_wcs(temp_wcs);

    double xy_clip_bounds[4];
    UF_VIEW_ask_current_xy_clip(view_work_tag, xy_clip_bounds);
    uc6430(name, Center, &Scale);
    UF_CSYS_map_point(UF_CSYS_WORK_COORDS, Center,
        UF_CSYS_ROOT_WCS_COORDS, Center);

    if (pos1[0]>pos2[0])
    {
        PosXmin = pos2[0];
        PosXmax = pos1[0];
    }
    else
    {
        PosXmin = pos1[0];
        PosXmax = pos2[0];
    }
    if (pos1[1]>pos2[1])
    {
        PosYmin = pos2[1];
        PosYmax = pos1[1];
    }
    else
    {
        PosYmin = pos1[1];
        PosYmax = pos2[1];
    }

    ////导出图片
    int upper_left_corners[2];
    int width, height;
    upper_left_corners[0] = 0;
    upper_left_corners[1] = 0;
    width = 0;
    height = 0;
    DWORD dwSize = 50;
    WCHAR temppath[50];
    GetTempPath(dwSize, temppath);
    CString puch(temppath);
    puch = puch + "ugapi.bmp";

    char bmp_path[256];
    strcpy(bmp_path, CT2A(puch));

    UF_DISP_create_framed_image(bmp_path,
        UF_DISP_BMP,
        UF_DISP_WHITE,
        upper_left_corners,
        width,
        height);
    FILE *fp = fopen(bmp_path, "rb");
    //跳过位图文件头结构BITMAPFILEHEADER
    fseek(fp, sizeof(BITMAPFILEHEADER), 0);
    //定义位图信息头结构变量，读取位图信息头进内存，存放在变量head中
    BITMAPINFOHEADER head;
    fread(&head, sizeof(BITMAPINFOHEADER), 1, fp); //获取图像宽、高、每像素所占位数等信息
    int bmpWidth = head.biWidth;
    int bmpHeight = head.biHeight;

    fclose(fp);//关闭文件

    upper_left_corners[0] = bmpWidth*(PosXmin - xy_clip_bounds[0] - Center[0]) / (2 * xy_clip_bounds[1]);
    upper_left_corners[1] = bmpHeight*(xy_clip_bounds[3] + Center[1] - PosYmax) / (2 * xy_clip_bounds[3]);
    width = bmpWidth*(PosXmax - PosXmin) / (2 * xy_clip_bounds[1]);
    height = bmpHeight*(PosYmax - PosYmin) / (2 * xy_clip_bounds[3]);
    UF_DISP_create_framed_image(bmp_path,
        UF_DISP_BMP,
        UF_DISP_WHITE,
        upper_left_corners,
        width,
        height);


    CopyBmp2Clipboard(puch);
}

 

标签：截图,double,CSYS,xy,UF,pos2,pos1
来源： https://www.cnblogs.com/KMould/p/16388616.html