packages/services/gfx/mw/v2_0/src/demos/nanox/t1demo.c

   1 /*
   2  * font demo for Nano-X
   3  * also includes region clipping demo
   4  */
   5 #include <stdio.h>
   6 #include <stdlib.h>
   7 #if UNIX | DOS_DJGPP
   8 #include <time.h>
   9 #endif
  10 #define MWINCLUDECOLORS
  11 #include "nano-X.h"
  12
  13 #define MAXW            (630-50)
  14 #define MAXH            (470-50)
  15
  16 #define CLIP_POLYGON    0       /* =1 for polygonal region test*/
  17
  18 #if HAVE_HZK_SUPPORT
  19 #define BIG5
  20
  21 #define MAXFONTS 1
  22 #ifndef BIG5
  23 #define FONT1 "HZKFONT"
  24 #define FONT2 "HZKFONT"
  25 #define FONT3 "HZKFONT"
  26 #define FONT4 "HZKFONT"
  27 #define FONT5 "HZKFONT"
  28 #else
  29 #define FONT1 "HZXFONT"
  30 #define FONT2 "HZXFONT"
  31 #define FONT3 "HZXFONT"
  32 #define FONT4 "HZXFONT"
  33 #define FONT5 "HZXFONT"
  34 #endif
  35 #elif HAVE_T1LIB_SUPPORT
  36 #define MAXFONTS 5
  37 #define FONT1 "bchr"
  38 #define FONT2 "bchb"
  39 #define FONT3 "dcr10"
  40 #define FONT4 "dcbx10"
  41 #define FONT5 "bchri"
  42 #else
  43 /* truetype*/
  44 #define MAXFONTS 5
  45 #define FONT1 "lt1-r-omega-serif"
  46 #define FONT2 "arial"
  47 #define FONT3 "times"
  48 #define FONT4 "cour"
  49 #define FONT5 "timesi"
  50 #endif
  51
  52 static char * names[5] = { FONT1, FONT2, FONT3, FONT4, FONT5 };
  53
  54 int main()
  55 {
  56         GR_WINDOW_ID    window;
  57         GR_EVENT        event;
  58         GR_GC_ID        gc;
  59         GR_FONT_ID      fontid;
  60         int             i, x, y;
  61         GR_REGION_ID    regionid = 0;
  62 #if CLIP_POLYGON
  63         GR_POINT        points[]={ {100, 100},
  64                                 {300, 100},
  65                                 {300, 300},
  66                                 {100, 300}};
  67 #else
  68         GR_RECT         clip_rect={100,100,300,300};
  69 #endif
  70
  71         srand(time(0));
  72
  73         GrOpen();
  74         window = GrNewWindow(GR_ROOT_WINDOW_ID, 50,50, MAXW,MAXH, 4, BLACK,BLUE);
  75         GrMapWindow(window);
  76
  77         gc = GrNewGC();
  78
  79 #if CLIP_POLYGON
  80         /* polygon clip region*/
  81         regionid = GrNewPolygonRegion(MWPOLY_EVENODD, 3, points);
  82 #else
  83         /* rectangle clip region*/
  84         regionid = GrNewRegion();
  85         GrUnionRectWithRegion(regionid, &clip_rect);
  86 #endif
  87
  88         GrSetGCRegion(gc, regionid);
  89
  90         GrSelectEvents(window,GR_EVENT_MASK_ALL);
  91         GrSetGCUseBackground(gc,GR_FALSE);
  92         GrSetGCBackground(gc, GR_RGB(0, 0, 0));
  93         while(1) {
  94               GrCheckNextEvent(&event);
  95
  96               i = (int)((float)MAXFONTS * rand() / (RAND_MAX + 1.0));
  97               fontid = GrCreateFont(names[i], 20, NULL);
  98               GrSetFontSize(fontid, 1+(int)(80.0 * rand() / (RAND_MAX+1.0)));
  99               GrSetFontRotation(fontid, 330);   /* 33 degrees*/
 100               GrSetFontAttr(fontid, GR_TFKERNING | GR_TFANTIALIAS, 0);
 101               GrSetGCFont(gc, fontid);
 102               /*GrSetGCBackground(gc, rand() & 0xffffff);*/
 103               GrSetGCForeground(gc, rand() & 0xffffff);
 104               x = (int) ((MAXW * 1.0) *rand()/(RAND_MAX+1.0));
 105               y = (int) ((MAXH * 1.0) *rand()/(RAND_MAX+1.0));
 106
 107 #if HAVE_HZK_SUPPORT
 108              {  /* to test Unicode 16 chinese characters display ,use HZK font Bitmap font (Metrix font). */
 109 #ifndef BIG5
 110                 char buffer[256];
 111                 buffer[0]=0x6c;
 112                 buffer[1]=0x49;
 113                 buffer[2]=0x73;
 114                 buffer[3]=0x8b;
 115                 buffer[4]=0x79;
 116                 buffer[5]=0xd1;
 117                 buffer[6]=0x62;
 118                 buffer[7]=0x80;
 119                 buffer[8]=0x61;
 120                 buffer[9]=0x00;
 121                 buffer[10]=0x41;
 122                 buffer[11]=0x00;
 123
 124                 buffer[12]=0x00;
 125                 buffer[13]=0xa1;
 126                 buffer[14]=0x00;
 127                 buffer[15]=0xa6;
 128                 buffer[16]=0x6c;
 129                 buffer[17]=0x49;
 130                 buffer[18]=0x0;
 131                 buffer[19]=0x0;
 132                 GrText(window, gc,x,y+20, buffer,17, GR_TFUC16);
 133                 x=0;y=16;
 134                 GrText(window, gc,x,y+20, buffer,17, GR_TFUC16);
 135 #else
 136                 unsigned short buffer[7];
 137                 buffer[0]=0x9060;
 138                 buffer[1]=0x898b;
 139                 buffer[2]=0x79d1;
 140                 buffer[3]=0x6280;
 141                 buffer[4]=0x0061;
 142                 buffer[5]=0x0041;
 143                 buffer[6]=0x0;
 144                 GrText(window, gc,x,y+20, buffer,7, GR_TFUC16);
 145                 x=0;y=16;
 146                 GrText(window, gc,x,y+20, buffer,7, GR_TFUC16);
 147 #endif
 148               }
 149
 150 #ifndef BIG5
 151               x=0;y=16;
 152               /* HZK Metrix font test, includes Chinese and English*/
 153               GrText(window, gc,x,y, "Microwindows,»¶ÓÊ¹ÓÃÖÐÓ¢ÎÄµãÕó×ÖÌå",
 154                       -1, GR_TFASCII);
 155 #else
 156               GrText(window, gc,x,y, "Microwindows,Åwªï¨Ï¥Î¤¤^¤åÂI°}¦rÅé",
 157                       -1, GR_TFASCII);
 158               x=0;y=16*3+4;
 159               GrText(window, gc,x,y, "£t£u£v£w£¸£¹£º", -1, GR_TFASCII);
 160 #endif
 161               GrFlush();
 162
 163 #else /* !HZK_FONT_SUPPORT*/
 164
 165 #if HAVE_BIG5_SUPPORT
 166               /* ENCODING_BIG5 test*/
 167               GrText(window, gc,x,y, "±d±d", -1, GR_TFASCII);
 168 #else
 169 #if HAVE_GB2312_SUPPORT
 170               /* ENCODING_GB2312 test*/
 171               GrText(window, gc,x,y, "\275\241\275\241", -1, GR_TFASCII);
 172 #else
 173               /* ASCII test*/
 174               GrText(window, gc,x,y, "Microwindows", -1, GR_TFASCII);
 175 #endif
 176 #endif
 177
 178 #endif /* HZK_FONT_SUPPORT*/
 179
 180
 181               GrDestroyFont(fontid);
 182
 183                 if(event.type == GR_EVENT_TYPE_CLOSE_REQ) {
 184                         GrClose();
 185                         exit(0);
 186                 }
 187         }
 188
 189         GrDestroyRegion(regionid);
 190         GrClose();
 191 }