Implement vqt_real_extentn

Author: th-otto

SRCFILES

@@ -287,6 +287,8 @@ _VDI_EXTENSIONS = \
 	n_vqt_pairkern.c \
 	n_vqt_real_extent.c \
 	u_vqt_real_extent.c \
+	n_vqt_real_extentn.c \
+	u_vqt_real_extentn.c \
 	n_vqt_real_extent16n.c \
 	n_vqt_trackkern.c \
 	n_vqt_xfntinfo.c \

mt_gemx.h

@@ -1063,6 +1063,7 @@ short	vqt_name_and_id (VdiHdl, short font_format,
 void	vqt_pairkern    (VdiHdl, short ch1, short ch2, long *x, long *y);
 
 void	vqt_real_extent (VdiHdl, short x, short y, const char *string, short extent[]);
+void	vqt_real_extentn (VdiHdl, short x, short y, const char *string, short num, short extent[]);
 void	vqt_real_extent16n (VdiHdl, short x, short y, const WCHAR *wstring, short num, short extent[]);
 void	vqt_trackkern   (VdiHdl, long *x, long *y);
 short	vqt_xfntinfo    (VdiHdl, short flags, short id,
@@ -1135,6 +1136,7 @@ short	udef_vqt_name_and_id (VdiHdl, short font_format,
 #define udef_vqt_pairkern vqt_pairkern
 /** @ingroup force_udef */
 void	udef_vqt_real_extent (VdiHdl, short x, short y, const char *string, short extent[]);
+void	udef_vqt_real_extentn (VdiHdl, short x, short y, const char *string, short num, short extent[]);
 /** UDEF version of vqt_real_extent16n(). See \ref overviewUDEF for details about UDEF feature */
 #define udef_vqt_real_extent16n vqt_real_extent16n
 /** UDEF version of vqt_trackkern(). See \ref overviewUDEF for details about UDEF feature */

n_vqt_real_extentn.c

@@ -0,0 +1,37 @@
+#include "gem_vdiP.h"
+#include "mt_gemx.h"
+
+/** This function is only available if you use NVDI.
+ *  It returns the bounding box (eventually a quadrilateral, not a rectangle) for 
+ *  text output at \p x, \p y. This function considers all text effects, rotation, 
+ *  skewing, pair kerning, track kerning, characters which are extending beyond the 
+ *  em square, horizontal and vertical alignment.
+ *
+ *  @param handle Device handle
+ *  @param x x-coordinate
+ *  @param y y-coordinate
+ *  @param string string
+ *  @param extent coordinates of the bounding box
+ *
+ *  @since NVDI 3.00
+ *
+ *
+ *
+ */
+
+void
+vqt_real_extentn (short handle, short x, short y, const char *string, short num, short extent[])
+{
+	short vdi_control[VDI_CNTRLMAX]; 
+	short vdi_intin[VDI_INTINMAX];   
+	short vdi_ptsin[2];   
+
+	VDI_PARAMS(vdi_control, vdi_intin, vdi_ptsin, vdi_dummy, extent);
+
+	num = vdi_str2array_n (string, vdi_intin, num);
+
+	vdi_ptsin[0] = x;
+	vdi_ptsin[1] = y;
+	
+	VDI_TRAP_ESC (vdi_params, handle, 240,4200, 1,num);
+}

u_vqt_real_extentn.c

@@ -0,0 +1,20 @@
+#include "gem_vdiP.h"
+#include "mt_gemx.h"
+#include "vdi_userdef.h"
+
+
+/** UDEF version of vqt_real_extentn(). See \ref overviewUDEF for details about UDEF feature
+ */
+
+void
+udef_vqt_real_extentn (short handle, short x, short y, const char *string, short num, short extent[])
+{
+	VDI_PARAMS(_VDIParBlk.vdi_control, _VDIParBlk.vdi_intin, _VDIParBlk.vdi_ptsin, vdi_dummy, extent);
+
+	num = vdi_str2array_n (string, _VDIParBlk.vdi_intin, num);
+
+	_VDIParBlk.vdi_ptsin[0] = x;
+	_VDIParBlk.vdi_ptsin[1] = y;
+	
+	VDI_TRAP_ESC (vdi_params, handle, 240,4200, 1,num);
+}