getdevicecaps函数索引表

GetDeviceCaps()函数完整索引表

检测设备指定信息

索引表
#define DRIVERVERSION 	0     	/* 设备驱动版本               */
#define TECHNOLOGY    	2     	/* Device classification                    */
#define HORZSIZE      	4     	/* 可打印区域宽度，毫米          */
#define VERTSIZE      	6     	/* 可打印区域高度，毫米            */
#define HORZRES       	8     	/* 可打印区域宽度，像素               */
#define VERTRES       	10    	/* 可打印区域高度，像素               */
#define BITSPIXEL     	12    	/* 像素位深                */
#define PLANES        	14    	/* Number of planes                         */
#define NUMBRUSHES    	16    	/* Number of brushes the device has         */
#define NUMPENS       	18    	/* Number of pens the device has            */
#define NUMMARKERS    	20    	/* Number of markers the device has         */
#define NUMFONTS      	22    	/* Number of fonts the device has           */
#define NUMCOLORS     	24    	/* Number of colors the device supports     */
#define PDEVICESIZE   	26    	/* Size required for device descriptor      */
#define CURVECAPS     	28    	/* Curve capabilities                       */
#define LINECAPS      	30    	/* Line capabilities                        */
#define POLYGONALCAPS 	32    	/* Polygonal capabilities                   */
#define TEXTCAPS      	34    	/* Text capabilities                        */
#define CLIPCAPS      	36    	/* Clipping capabilities                    */
#define RASTERCAPS    	38    	/* Bitblt capabilities                      */
#define ASPECTX       	40    	/* Length of the X leg                      */
#define ASPECTY       	42    	/* Length of the Y leg                      */
#define ASPECTXY      	44    	/* 设备对角线长度，单位像素                */
#define LOGPIXELSX 	  	88 		/* 水平方向，每英寸像素数                */
#define LOGPIXELSY    	90 		/* 垂直方向，每英寸像素数                 */
#define PHYSICALWIDTH 	110 	/* 设备物理宽度，像素 Physical Width in device units */
#define PHYSICALHEIGHT 	111 	/* 设备物理高度，像素 Physical Height in device units */
#define PHYSICALOFFSETX 112 	/* 纸张可打印区域左边距，单位像素 Physical Printable Area x margin */
#define PHYSICALOFFSETY 113 	/* 纸张可打印区域上边距，单位像素 Physical Printable Area y margin */
#define SCALINGFACTORX 	114 	/* Scaling factor x */
#define SCALINGFACTORY 	115 	/* Scaling factor y */